Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

68 files changed, 60372 insertions, 0 deletions

diff --git a/vcl/source/window/EnumContext.cxx b/vcl/source/window/EnumContext.cxx
new file mode 100644
index 000000000..6ca075eb6
--- /dev/null
+++ b/vcl/source/window/EnumContext.cxx
@@ -0,0 +1,215 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+#include <vcl/EnumContext.hxx>
+
+#include <osl/diagnose.h>
+#include <o3tl/enumarray.hxx>
+
+#include <map>
+
+namespace vcl {
+
+namespace {
+
+typedef ::std::map<OUString,EnumContext::Application> ApplicationMap;
+
+ApplicationMap maApplicationMap;
+o3tl::enumarray<EnumContext::Application, OUString> maApplicationVector;
+
+typedef ::std::map<OUString,EnumContext::Context> ContextMap;
+
+ContextMap maContextMap;
+o3tl::enumarray<EnumContext::Context, OUString> maContextVector;
+
+}
+
+const sal_Int32 EnumContext::NoMatch = 4;
+
+EnumContext::EnumContext()
+    : meApplication(Application::NONE),
+      meContext(Context::Unknown)
+{
+}
+
+EnumContext::EnumContext (
+    const Application eApplication,
+    const Context eContext)
+    : meApplication(eApplication),
+      meContext(eContext)
+{
+}
+
+sal_Int32 EnumContext::GetCombinedContext_DI() const
+{
+    return CombinedEnumContext(GetApplication_DI(), meContext);
+}
+
+EnumContext::Application EnumContext::GetApplication_DI() const
+{
+     switch (meApplication)
+     {
+         case Application::Draw:
+         case Application::Impress:
+            return Application::DrawImpress;
+
+         case Application::Writer:
+         case Application::WriterGlobal:
+         case Application::WriterWeb:
+         case Application::WriterXML:
+         case Application::WriterForm:
+         case Application::WriterReport:
+             return Application::WriterVariants;
+
+         default:
+             return meApplication;
+     }
+}
+
+bool EnumContext::operator== (const EnumContext& rOther) const
+{
+    return meApplication==rOther.meApplication
+        && meContext==rOther.meContext;
+}
+
+bool EnumContext::operator!= (const EnumContext& rOther) const
+{
+    return meApplication!=rOther.meApplication
+        || meContext!=rOther.meContext;
+}
+
+void EnumContext::AddEntry (const OUString& rsName, const Application eApplication)
+{
+    maApplicationMap[rsName] = eApplication;
+    OSL_ASSERT(eApplication<=Application::LAST);
+    maApplicationVector[eApplication]=rsName;
+}
+
+void EnumContext::ProvideApplicationContainers()
+{
+    if (!maApplicationMap.empty())
+        return;
+
+    AddEntry("com.sun.star.text.TextDocument", EnumContext::Application::Writer);
+    AddEntry("com.sun.star.text.GlobalDocument", EnumContext::Application::WriterGlobal);
+    AddEntry("com.sun.star.text.WebDocument", EnumContext::Application::WriterWeb);
+    AddEntry("com.sun.star.xforms.XMLFormDocument", EnumContext::Application::WriterXML);
+    AddEntry("com.sun.star.sdb.FormDesign", EnumContext::Application::WriterForm);
+    AddEntry("com.sun.star.sdb.TextReportDesign", EnumContext::Application::WriterReport);
+    AddEntry("com.sun.star.sheet.SpreadsheetDocument", EnumContext::Application::Calc);
+    AddEntry("com.sun.star.chart2.ChartDocument", EnumContext::Application::Chart);
+    AddEntry("com.sun.star.drawing.DrawingDocument", EnumContext::Application::Draw);
+    AddEntry("com.sun.star.presentation.PresentationDocument", EnumContext::Application::Impress);
+    AddEntry("com.sun.star.formula.FormulaProperties", EnumContext::Application::Formula);
+    AddEntry("com.sun.star.sdb.OfficeDatabaseDocument", EnumContext::Application::Base);
+    AddEntry("any", EnumContext::Application::Any);
+    AddEntry("none", EnumContext::Application::NONE);
+
+}
+
+EnumContext::Application EnumContext::GetApplicationEnum (const OUString& rsApplicationName)
+{
+    ProvideApplicationContainers();
+
+    ApplicationMap::const_iterator iApplication(
+        maApplicationMap.find(rsApplicationName));
+    if (iApplication != maApplicationMap.end())
+        return iApplication->second;
+    else
+        return EnumContext::Application::NONE;
+}
+
+const OUString& EnumContext::GetApplicationName (const Application eApplication)
+{
+    ProvideApplicationContainers();
+    return maApplicationVector[eApplication];
+}
+
+void EnumContext::AddEntry (const OUString& rsName, const Context eContext)
+{
+    maContextMap[rsName] = eContext;
+    maContextVector[eContext] = rsName;
+}
+
+void EnumContext::ProvideContextContainers()
+{
+    if (!maContextMap.empty())
+        return;
+
+    AddEntry("3DObject", Context::ThreeDObject);
+    AddEntry("Annotation", Context::Annotation);
+    AddEntry("Auditing", Context::Auditing);
+    AddEntry("Axis", Context::Axis);
+    AddEntry("Cell", Context::Cell);
+    AddEntry("Chart", Context::Chart);
+    AddEntry("ChartElements", Context::ChartElements);
+    AddEntry("Draw", Context::Draw);
+    AddEntry("DrawFontwork", Context::DrawFontwork);
+    AddEntry("DrawLine", Context::DrawLine);
+    AddEntry("DrawPage", Context::DrawPage);
+    AddEntry("DrawText", Context::DrawText);
+    AddEntry("EditCell", Context::EditCell);
+    AddEntry("ErrorBar", Context::ErrorBar);
+    AddEntry("Form", Context::Form);
+    AddEntry("Frame", Context::Frame);
+    AddEntry("Graphic", Context::Graphic);
+    AddEntry("Grid", Context::Grid);
+    AddEntry("HandoutPage", Context::HandoutPage);
+    AddEntry("MasterPage", Context::MasterPage);
+    AddEntry("Math", Context::Math);
+    AddEntry("Media", Context::Media);
+    AddEntry("MultiObject", Context::MultiObject);
+    AddEntry("NotesPage", Context::NotesPage);
+    AddEntry("OLE", Context::OLE);
+    AddEntry("OutlineText", Context::OutlineText);
+    AddEntry("Pivot", Context::Pivot);
+    AddEntry("Printpreview", Context::Printpreview);
+    AddEntry("Series", Context::Series);
+    AddEntry("SlidesorterPage", Context::SlidesorterPage);
+    AddEntry("Table", Context::Table);
+    AddEntry("Text", Context::Text);
+    AddEntry("TextObject", Context::TextObject);
+    AddEntry("Trendline", Context::Trendline);
+    AddEntry("Sparkline", Context::Sparkline);
+
+    // other general contexts
+    AddEntry("any", Context::Any);
+    AddEntry("default", Context::Default);
+    AddEntry("empty", Context::Empty);
+}
+
+EnumContext::Context EnumContext::GetContextEnum (const OUString& rsContextName)
+{
+    ProvideContextContainers();
+
+    ContextMap::const_iterator iContext( maContextMap.find(rsContextName) );
+    if (iContext != maContextMap.end())
+        return iContext->second;
+    else
+        return EnumContext::Context::Unknown;
+}
+
+const OUString& EnumContext::GetContextName (const Context eContext)
+{
+    ProvideContextContainers();
+    return maContextVector[eContext];
+}
+
+} // end of namespace vcl
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/NotebookBarAddonsMerger.cxx b/vcl/source/window/NotebookBarAddonsMerger.cxx
new file mode 100644
index 000000000..274b455bd
--- /dev/null
+++ b/vcl/source/window/NotebookBarAddonsMerger.cxx
@@ -0,0 +1,184 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+
+#include <cstddef>
+
+#include <vcl/notebookbar/NotebookBarAddonsMerger.hxx>
+#include <vcl/commandinfoprovider.hxx>
+#include <vcl/menu.hxx>
+#include <vcl/vclenum.hxx>
+#include <vcl/toolbox.hxx>
+#include <IPrioritable.hxx>
+#include <OptionalBox.hxx>
+
+const char STYLE_TEXT[] = "Text";
+const char STYLE_ICON[] = "Icon";
+
+const char MERGE_NOTEBOOKBAR_URL[] = "URL";
+const char MERGE_NOTEBOOKBAR_TITLE[] = "Title";
+const char MERGE_NOTEBOOKBAR_CONTEXT[] = "Context";
+const char MERGE_NOTEBOOKBAR_TARGET[] = "Target";
+const char MERGE_NOTEBOOKBAR_CONTROLTYPE[] = "ControlType";
+const char MERGE_NOTEBOOKBAR_WIDTH[] = "Width";
+const char MERGE_NOTEBOOKBAR_STYLE[] = "Style";
+
+static void GetAddonNotebookBarItem(const css::uno::Sequence<css::beans::PropertyValue>& pExtension,
+                                    AddonNotebookBarItem& aAddonNotebookBarItem)
+{
+    for (const auto& i : pExtension)
+    {
+        if (i.Name == MERGE_NOTEBOOKBAR_URL)
+            i.Value >>= aAddonNotebookBarItem.sCommandURL;
+        else if (i.Name == MERGE_NOTEBOOKBAR_TITLE)
+            i.Value >>= aAddonNotebookBarItem.sLabel;
+        else if (i.Name == MERGE_NOTEBOOKBAR_CONTEXT)
+            i.Value >>= aAddonNotebookBarItem.sContext;
+        else if (i.Name == MERGE_NOTEBOOKBAR_TARGET)
+            i.Value >>= aAddonNotebookBarItem.sTarget;
+        else if (i.Name == MERGE_NOTEBOOKBAR_CONTROLTYPE)
+            i.Value >>= aAddonNotebookBarItem.sControlType;
+        else if (i.Name == MERGE_NOTEBOOKBAR_WIDTH)
+            i.Value >>= aAddonNotebookBarItem.nWidth;
+        else if (i.Name == MERGE_NOTEBOOKBAR_STYLE)
+            i.Value >>= aAddonNotebookBarItem.sStyle;
+    }
+}
+
+static void CreateNotebookBarToolBox(vcl::Window* pNotebookbarToolBox,
+                                     const css::uno::Reference<css::frame::XFrame>& m_xFrame,
+                                     const AddonNotebookBarItem& aAddonNotebookBarItem,
+                                     const std::vector<Image>& aImageVec, const tools::ULong nIter)
+{
+    ToolBoxItemId nItemId(0);
+    ToolBox* pToolbox = dynamic_cast<ToolBox*>(pNotebookbarToolBox);
+    if (!pToolbox)
+        return;
+
+    pToolbox->InsertSeparator();
+    pToolbox->Show();
+    Size aSize(0, 0);
+    Image sImage;
+    pToolbox->InsertItem(aAddonNotebookBarItem.sCommandURL, m_xFrame, ToolBoxItemBits::NONE, aSize);
+    nItemId = pToolbox->GetItemId(aAddonNotebookBarItem.sCommandURL);
+    pToolbox->SetItemCommand(nItemId, aAddonNotebookBarItem.sCommandURL);
+    pToolbox->SetQuickHelpText(nItemId, aAddonNotebookBarItem.sLabel);
+
+    if (nIter < aImageVec.size())
+    {
+        sImage = aImageVec[nIter];
+        if (!sImage)
+        {
+            sImage = vcl::CommandInfoProvider::GetImageForCommand(aAddonNotebookBarItem.sCommandURL,
+                                                                  m_xFrame);
+        }
+    }
+
+    if (aAddonNotebookBarItem.sStyle == STYLE_TEXT)
+        pToolbox->SetItemText(nItemId, aAddonNotebookBarItem.sLabel);
+    else if (aAddonNotebookBarItem.sStyle == STYLE_ICON)
+        pToolbox->SetItemImage(nItemId, sImage);
+    else
+    {
+        pToolbox->SetItemText(nItemId, aAddonNotebookBarItem.sLabel);
+        pToolbox->SetItemImage(nItemId, sImage);
+    }
+    pToolbox->Show();
+}
+
+namespace NotebookBarAddonsMerger
+{
+void MergeNotebookBarAddons(vcl::Window* pParent, const VclBuilder::customMakeWidget& pFunction,
+                            const css::uno::Reference<css::frame::XFrame>& m_xFrame,
+                            const NotebookBarAddonsItem& aNotebookBarAddonsItem,
+                            VclBuilder::stringmap& rMap)
+{
+    std::vector<Image> aImageVec = aNotebookBarAddonsItem.aImageValues;
+    tools::ULong nIter = 0;
+    sal_uInt16 nPriorityIdx = aImageVec.size();
+    css::uno::Sequence<css::uno::Sequence<css::beans::PropertyValue>> aExtension;
+    for (std::size_t nIdx = 0; nIdx < aNotebookBarAddonsItem.aAddonValues.size(); nIdx++)
+    {
+        aExtension = aNotebookBarAddonsItem.aAddonValues[nIdx];
+
+        for (const css::uno::Sequence<css::beans::PropertyValue>& pExtension :
+             std::as_const(aExtension))
+        {
+            VclPtr<vcl::Window> pOptionalParent;
+            pOptionalParent = VclPtr<OptionalBox>::Create(pParent);
+            pOptionalParent->Show();
+
+            vcl::IPrioritable* pPrioritable
+                = dynamic_cast<vcl::IPrioritable*>(pOptionalParent.get());
+            if (pPrioritable)
+                pPrioritable->SetPriority(nPriorityIdx - nIter);
+
+            VclPtr<vcl::Window> pNotebookbarToolBox;
+            pFunction(pNotebookbarToolBox, pOptionalParent, rMap);
+
+            AddonNotebookBarItem aAddonNotebookBarItem;
+            GetAddonNotebookBarItem(pExtension, aAddonNotebookBarItem);
+
+            CreateNotebookBarToolBox(pNotebookbarToolBox, m_xFrame, aAddonNotebookBarItem,
+                                     aImageVec, nIter);
+            nIter++;
+        }
+    }
+}
+
+void MergeNotebookBarMenuAddons(Menu* pPopupMenu, sal_Int16 nItemId, const OString& sItemIdName,
+                                NotebookBarAddonsItem& aNotebookBarAddonsItem)
+{
+    std::vector<Image> aImageVec = aNotebookBarAddonsItem.aImageValues;
+    tools::ULong nIter = 0;
+    css::uno::Sequence<css::uno::Sequence<css::beans::PropertyValue>> aExtension;
+    for (std::size_t nIdx = 0; nIdx < aNotebookBarAddonsItem.aAddonValues.size(); nIdx++)
+    {
+        aExtension = aNotebookBarAddonsItem.aAddonValues[nIdx];
+
+        for (int nSecIdx = 0; nSecIdx < aExtension.getLength(); nSecIdx++)
+        {
+            AddonNotebookBarItem aAddonNotebookBarItem;
+            Image sImage;
+            MenuItemBits nBits = MenuItemBits::ICON;
+            const css::uno::Sequence<css::beans::PropertyValue> pExtension = aExtension[nSecIdx];
+
+            GetAddonNotebookBarItem(pExtension, aAddonNotebookBarItem);
+
+            pPopupMenu->InsertItem(nItemId, aAddonNotebookBarItem.sLabel, nBits, sItemIdName);
+            pPopupMenu->SetItemCommand(nItemId, aAddonNotebookBarItem.sCommandURL);
+
+            if (nIter < aImageVec.size())
+            {
+                sImage = aImageVec[nIter];
+                nIter++;
+            }
+            pPopupMenu->SetItemImage(nItemId, sImage);
+
+            if (nSecIdx == aExtension.getLength() - 1)
+                pPopupMenu->InsertSeparator();
+
+            ++nItemId;
+        }
+    }
+}
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/OptionalBox.cxx b/vcl/source/window/OptionalBox.cxx
new file mode 100644
index 000000000..28055f7e2
--- /dev/null
+++ b/vcl/source/window/OptionalBox.cxx
@@ -0,0 +1,62 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/layout.hxx>
+#include <OptionalBox.hxx>
+
+/*
+ * OptionalBox - shows or hides the content. To use with PriorityHBox
+ * or PriorityMergedHBox
+ */
+
+OptionalBox::OptionalBox(vcl::Window* pParent)
+    : VclHBox(pParent)
+    , m_bInFullView(true)
+{
+}
+
+OptionalBox::~OptionalBox() { disposeOnce(); }
+
+void OptionalBox::HideContent()
+{
+    if (m_bInFullView)
+    {
+        m_bInFullView = false;
+
+        for (int i = 0; i < GetChildCount(); i++)
+            GetChild(i)->Hide();
+
+        SetOutputSizePixel(Size(10, GetSizePixel().Height()));
+    }
+}
+
+void OptionalBox::ShowContent()
+{
+    if (!m_bInFullView)
+    {
+        m_bInFullView = true;
+
+        for (int i = 0; i < GetChildCount(); i++)
+            GetChild(i)->Show();
+    }
+}
+
+bool OptionalBox::IsHidden() { return !m_bInFullView; }
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/abstdlg.cxx b/vcl/source/window/abstdlg.cxx
new file mode 100644
index 000000000..29d79b0cd
--- /dev/null
+++ b/vcl/source/window/abstdlg.cxx
@@ -0,0 +1,85 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <osl/module.hxx>
+#include <vcl/abstdlg.hxx>
+#include <vcl/bitmapex.hxx>
+
+typedef VclAbstractDialogFactory*(SAL_CALL* FuncPtrCreateDialogFactory)();
+
+#ifndef DISABLE_DYNLOADING
+extern "C" {
+static void thisModule() {}
+}
+#else
+extern "C" VclAbstractDialogFactory* CreateDialogFactory();
+#endif
+
+VclAbstractDialogFactory* VclAbstractDialogFactory::Create()
+{
+    static auto fp = []() -> FuncPtrCreateDialogFactory {
+#ifndef DISABLE_DYNLOADING
+        ::osl::Module aDialogLibrary;
+        if (aDialogLibrary.loadRelative(&thisModule, CUI_DLL_NAME,
+                                        SAL_LOADMODULE_GLOBAL | SAL_LOADMODULE_LAZY))
+        {
+            auto const p = reinterpret_cast<FuncPtrCreateDialogFactory>(
+                aDialogLibrary.getFunctionSymbol("CreateDialogFactory"));
+            aDialogLibrary.release();
+            return p;
+        }
+        return nullptr;
+#else
+        return CreateDialogFactory;
+#endif
+    }();
+    if (fp)
+        return fp();
+    return nullptr;
+}
+
+VclAbstractDialog::~VclAbstractDialog() {}
+
+bool VclAbstractDialog::StartExecuteAsync(AsyncContext&)
+{
+    assert(false);
+    return false;
+}
+
+std::vector<OString> VclAbstractDialog::getAllPageUIXMLDescriptions() const
+{
+    // default has no pages
+    return std::vector<OString>();
+}
+
+bool VclAbstractDialog::selectPageByUIXMLDescription(const OString& /*rUIXMLDescription*/)
+{
+    // default cannot select a page (which is okay, return true)
+    return true;
+}
+
+BitmapEx VclAbstractDialog::createScreenshot() const
+{
+    // default returns empty bitmap
+    return BitmapEx();
+}
+
+VclAbstractDialogFactory::~VclAbstractDialogFactory() {}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/accel.cxx b/vcl/source/window/accel.cxx
new file mode 100644
index 000000000..a20c289f2
--- /dev/null
+++ b/vcl/source/window/accel.cxx
@@ -0,0 +1,279 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/log.hxx>
+#include <osl/diagnose.h>
+#include <accel.hxx>
+
+#define ACCELENTRY_NOTFOUND     (sal_uInt16(0xFFFF))
+
+static sal_uInt16 ImplAccelEntryGetIndex( const ImplAccelList* pList, sal_uInt16 nId,
+                               sal_uInt16* pIndex = nullptr )
+{
+    size_t  nLow;
+    size_t  nHigh;
+    size_t  nMid;
+    size_t  nCount = pList->size();
+    sal_uInt16  nCompareId;
+
+    // check if first key is larger then the key to compare
+    if ( !nCount || (nId < (*pList)[ 0 ]->mnId) )
+    {
+        if ( pIndex )
+            *pIndex = 0;
+        return ACCELENTRY_NOTFOUND;
+    }
+
+    // Binary search
+    nLow  = 0;
+    nHigh = nCount-1;
+    do
+    {
+        nMid = (nLow + nHigh) / 2;
+        nCompareId = (*pList)[ nMid ]->mnId;
+        if ( nId < nCompareId )
+            nHigh = nMid-1;
+        else
+        {
+            if ( nId > nCompareId )
+                nLow = nMid + 1;
+            else
+                return static_cast<sal_uInt16>(nMid);
+        }
+    }
+    while ( nLow <= nHigh );
+
+    if ( pIndex )
+    {
+        if ( nId > nCompareId )
+            *pIndex = static_cast<sal_uInt16>(nMid+1);
+        else
+            *pIndex = static_cast<sal_uInt16>(nMid);
+    }
+
+    return ACCELENTRY_NOTFOUND;
+}
+
+static void ImplAccelEntryInsert( ImplAccelList* pList, std::unique_ptr<ImplAccelEntry> pEntry )
+{
+    sal_uInt16  nInsIndex(0);
+    std::vector<ImplAccelEntry *>::size_type nIndex = ImplAccelEntryGetIndex( pList, pEntry->mnId, &nInsIndex );
+
+    if ( nIndex != ACCELENTRY_NOTFOUND )
+    {
+        do
+        {
+            nIndex++;
+            ImplAccelEntry* pTempEntry = nullptr;
+            if ( nIndex < pList->size() )
+                pTempEntry = (*pList)[ nIndex ].get();
+            if ( !pTempEntry || (pTempEntry->mnId != pEntry->mnId) )
+                break;
+        }
+        while ( nIndex < pList->size() );
+
+        if ( nIndex < pList->size() ) {
+            pList->insert( pList->begin() + nIndex, std::move(pEntry) );
+        } else {
+            pList->push_back( std::move(pEntry) );
+        }
+    }
+    else {
+        if ( nInsIndex < pList->size() ) {
+            pList->insert( pList->begin() + nInsIndex, std::move(pEntry) );
+        } else {
+            pList->push_back( std::move(pEntry) );
+        }
+    }
+}
+
+void Accelerator::ImplInit()
+{
+    mnCurId             = 0;
+    mpDel               = nullptr;
+}
+
+ImplAccelEntry* Accelerator::ImplGetAccelData( const vcl::KeyCode& rKeyCode ) const
+{
+    auto it = maKeyMap.find( rKeyCode.GetFullCode() );
+    if( it != maKeyMap.end() )
+        return it->second;
+    else
+        return nullptr;
+}
+
+void Accelerator::ImplCopyData( const Accelerator& rAccelData )
+{
+    // copy table
+    for (const std::unique_ptr<ImplAccelEntry>& i : rAccelData.maIdList)
+    {
+        std::unique_ptr<ImplAccelEntry> pEntry(new ImplAccelEntry( *i ));
+
+        // sequence accelerator, then copy also
+        if ( pEntry->mpAccel )
+        {
+            pEntry->mpAccel = new Accelerator( *(pEntry->mpAccel) );
+            pEntry->mpAutoAccel = pEntry->mpAccel;
+        }
+        else
+            pEntry->mpAutoAccel = nullptr;
+
+        maKeyMap.insert( std::make_pair( pEntry->maKeyCode.GetFullCode(), pEntry.get() ) );
+        maIdList.push_back( std::move(pEntry) );
+    }
+}
+
+void Accelerator::ImplDeleteData()
+{
+    // delete accelerator-entries using the id-table
+    for (const std::unique_ptr<ImplAccelEntry>& pEntry : maIdList) {
+        delete pEntry->mpAutoAccel;
+    }
+    maIdList.clear();
+}
+
+void Accelerator::ImplInsertAccel( sal_uInt16 nItemId, const vcl::KeyCode& rKeyCode,
+                                   bool bEnable, Accelerator* pAutoAccel )
+{
+    SAL_WARN_IF( !nItemId, "vcl", "Accelerator::InsertItem(): ItemId == 0" );
+
+    if ( rKeyCode.IsFunction() )
+    {
+        sal_uInt16 nCode1;
+        sal_uInt16 nCode2;
+        sal_uInt16 nCode3;
+        sal_uInt16 nCode4;
+        ImplGetKeyCode( rKeyCode.GetFunction(), nCode1, nCode2, nCode3, nCode4 );
+        if ( nCode1 )
+            ImplInsertAccel( nItemId, vcl::KeyCode( nCode1, nCode1 ), bEnable, pAutoAccel );
+        if ( nCode2 )
+        {
+            if ( pAutoAccel )
+                pAutoAccel = new Accelerator( *pAutoAccel );
+            ImplInsertAccel( nItemId, vcl::KeyCode( nCode2, nCode2 ), bEnable, pAutoAccel );
+            if ( nCode3 )
+            {
+                if ( pAutoAccel )
+                    pAutoAccel = new Accelerator( *pAutoAccel );
+                ImplInsertAccel( nItemId, vcl::KeyCode( nCode3, nCode3 ), bEnable, pAutoAccel );
+            }
+        }
+        return;
+    }
+
+    // fetch and fill new entries
+    std::unique_ptr<ImplAccelEntry> pEntry(new ImplAccelEntry);
+    pEntry->mnId            = nItemId;
+    pEntry->maKeyCode       = rKeyCode;
+    pEntry->mpAccel         = pAutoAccel;
+    pEntry->mpAutoAccel     = pAutoAccel;
+    pEntry->mbEnabled       = bEnable;
+
+    // now into the tables
+    sal_uLong nCode = rKeyCode.GetFullCode();
+    if ( !nCode )
+    {
+        OSL_FAIL( "Accelerator::InsertItem(): KeyCode with KeyCode 0 not allowed" );
+    }
+    else if ( !maKeyMap.insert( std::make_pair( nCode, pEntry.get() ) ).second )
+    {
+        SAL_WARN( "vcl", "Accelerator::InsertItem(): KeyCode (Key: " << nCode << ") already exists" );
+    }
+    else
+        ImplAccelEntryInsert( &maIdList, std::move(pEntry) );
+}
+
+Accelerator::Accelerator()
+{
+    ImplInit();
+}
+
+Accelerator::Accelerator(const Accelerator& rAccel)
+{
+    ImplInit();
+    ImplCopyData(rAccel);
+}
+
+Accelerator::~Accelerator()
+{
+
+    // inform AccelManager about deleting the Accelerator
+    if ( mpDel )
+        *mpDel = true;
+
+    ImplDeleteData();
+}
+
+void Accelerator::Activate()
+{
+    maActivateHdl.Call( *this );
+}
+
+void Accelerator::Select()
+{
+    maSelectHdl.Call( *this );
+}
+
+void Accelerator::InsertItem( sal_uInt16 nItemId, const vcl::KeyCode& rKeyCode )
+{
+    ImplInsertAccel( nItemId, rKeyCode, true, nullptr );
+}
+
+sal_uInt16 Accelerator::GetItemCount() const
+{
+    return static_cast<sal_uInt16>(maIdList.size());
+}
+
+sal_uInt16 Accelerator::GetItemId( sal_uInt16 nPos ) const
+{
+
+    ImplAccelEntry* pEntry = ( nPos < maIdList.size() ) ? maIdList[ nPos ].get() : nullptr;
+    if ( pEntry )
+        return pEntry->mnId;
+    else
+        return 0;
+}
+
+Accelerator* Accelerator::GetAccel( sal_uInt16 nItemId ) const
+{
+
+    sal_uInt16 nIndex = ImplAccelEntryGetIndex( &maIdList, nItemId );
+    if ( nIndex != ACCELENTRY_NOTFOUND )
+        return maIdList[ nIndex ]->mpAccel;
+    else
+        return nullptr;
+}
+
+Accelerator& Accelerator::operator=( const Accelerator& rAccel )
+{
+    if(this == &rAccel)
+        return *this;
+
+    // assign new data
+    mnCurId         = 0;
+
+    // delete and copy tables
+    ImplDeleteData();
+    maKeyMap.clear();
+    ImplCopyData(rAccel);
+
+    return *this;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/accessibility.cxx b/vcl/source/window/accessibility.cxx
new file mode 100644
index 000000000..d332da62a
--- /dev/null
+++ b/vcl/source/window/accessibility.cxx
@@ -0,0 +1,612 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/layout.hxx>
+#include <vcl/toolkit/fixed.hxx>
+#include <vcl/window.hxx>
+#include <vcl/menu.hxx>
+#include <vcl/wrkwin.hxx>
+
+#include <window.h>
+#include <brdwin.hxx>
+
+#include <com/sun/star/accessibility/XAccessible.hpp>
+#include <com/sun/star/accessibility/AccessibleRole.hpp>
+#include <com/sun/star/accessibility/AccessibleStateType.hpp>
+#include <com/sun/star/accessibility/XAccessibleEditableText.hpp>
+#include <com/sun/star/awt/XWindowPeer.hpp>
+
+#include <sal/log.hxx>
+
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::datatransfer::clipboard;
+using namespace ::com::sun::star::datatransfer::dnd;
+using namespace ::com::sun::star;
+
+
+ImplAccessibleInfos::ImplAccessibleInfos()
+{
+    nAccessibleRole = 0xFFFF;
+    pLabeledByWindow = nullptr;
+    pLabelForWindow = nullptr;
+}
+
+ImplAccessibleInfos::~ImplAccessibleInfos()
+{
+}
+
+namespace vcl {
+
+css::uno::Reference< css::accessibility::XAccessible > Window::GetAccessible( bool bCreate )
+{
+    // do not optimize hierarchy for the top level border win (ie, when there is no parent)
+    /* // do not optimize accessible hierarchy at all to better reflect real VCL hierarchy
+    if ( GetParent() && ( GetType() == WindowType::BORDERWINDOW ) && ( GetChildCount() == 1 ) )
+    //if( !ImplIsAccessibleCandidate() )
+    {
+        vcl::Window* pChild = GetAccessibleChildWindow( 0 );
+        if ( pChild )
+            return pChild->GetAccessible();
+    }
+    */
+    if ( !mpWindowImpl )
+        return css::uno::Reference< css::accessibility::XAccessible >();
+    if ( !mpWindowImpl->mxAccessible.is() && bCreate )
+        mpWindowImpl->mxAccessible = CreateAccessible();
+
+    return mpWindowImpl->mxAccessible;
+}
+
+css::uno::Reference< css::accessibility::XAccessible > Window::CreateAccessible()
+{
+    css::uno::Reference< css::accessibility::XAccessible > xAcc( GetComponentInterface(), css::uno::UNO_QUERY );
+    return xAcc;
+}
+
+void Window::SetAccessible( const css::uno::Reference< css::accessibility::XAccessible >& x )
+{
+    if (!mpWindowImpl)
+        return;
+
+    mpWindowImpl->mxAccessible = x;
+}
+
+// skip all border windows that are not top level frames
+bool Window::ImplIsAccessibleCandidate() const
+{
+    if( !mpWindowImpl->mbBorderWin )
+        return true;
+    else
+        // #101741 do not check for WB_CLOSEABLE because undecorated floaters (like menus!) are closeable
+        if( mpWindowImpl->mbFrame && mpWindowImpl->mnStyle & (WB_MOVEABLE | WB_SIZEABLE) )
+            return true;
+        else
+            return false;
+}
+
+bool Window::ImplIsAccessibleNativeFrame() const
+{
+    if( mpWindowImpl->mbFrame )
+        // #101741 do not check for WB_CLOSEABLE because undecorated floaters (like menus!) are closeable
+        if( mpWindowImpl->mnStyle & (WB_MOVEABLE | WB_SIZEABLE) )
+            return true;
+        else
+            return false;
+    else
+        return false;
+}
+
+vcl::Window* Window::GetAccessibleParentWindow() const
+{
+    if (!mpWindowImpl || ImplIsAccessibleNativeFrame())
+        return nullptr;
+
+    vcl::Window* pParent = mpWindowImpl->mpParent;
+    if( GetType() == WindowType::MENUBARWINDOW )
+    {
+        // report the menubar as a child of THE workwindow
+        vcl::Window *pWorkWin = GetParent()->mpWindowImpl->mpFirstChild;
+        while( pWorkWin && (pWorkWin == this) )
+            pWorkWin = pWorkWin->mpWindowImpl->mpNext;
+        pParent = pWorkWin;
+    }
+    // If this is a floating window which has a native border window, then that border should be reported as
+    // the accessible parent
+    else if( GetType() == WindowType::FLOATINGWINDOW &&
+        mpWindowImpl->mpBorderWindow && mpWindowImpl->mpBorderWindow->mpWindowImpl->mbFrame )
+    {
+        pParent = mpWindowImpl->mpBorderWindow;
+    }
+    else if( pParent && !pParent->ImplIsAccessibleCandidate() )
+    {
+        pParent = pParent->mpWindowImpl->mpParent;
+    }
+    return pParent;
+}
+
+sal_uInt16 Window::GetAccessibleChildWindowCount()
+{
+    if (!mpWindowImpl)
+        return 0;
+
+    sal_uInt16 nChildren = 0;
+    vcl::Window* pChild = mpWindowImpl->mpFirstChild;
+    while( pChild )
+    {
+        if( pChild->IsVisible() )
+            nChildren++;
+        pChild = pChild->mpWindowImpl->mpNext;
+    }
+
+    // report the menubarwindow as a child of THE workwindow
+    if( GetType() == WindowType::BORDERWINDOW )
+    {
+        ImplBorderWindow *pBorderWindow = static_cast<ImplBorderWindow*>(this);
+        if( pBorderWindow->mpMenuBarWindow &&
+            pBorderWindow->mpMenuBarWindow->IsVisible()
+            )
+            --nChildren;
+    }
+    else if( GetType() == WindowType::WORKWINDOW )
+    {
+        WorkWindow *pWorkWindow = static_cast<WorkWindow*>(this);
+        if( pWorkWindow->GetMenuBar() &&
+            pWorkWindow->GetMenuBar()->GetWindow() &&
+            pWorkWindow->GetMenuBar()->GetWindow()->IsVisible()
+            )
+            ++nChildren;
+    }
+
+    return nChildren;
+}
+
+vcl::Window* Window::GetAccessibleChildWindow( sal_uInt16 n )
+{
+    // report the menubarwindow as the first child of THE workwindow
+    if( GetType() == WindowType::WORKWINDOW && static_cast<WorkWindow *>(this)->GetMenuBar() )
+    {
+        if( n == 0 )
+        {
+            MenuBar *pMenuBar = static_cast<WorkWindow *>(this)->GetMenuBar();
+            if( pMenuBar->GetWindow() && pMenuBar->GetWindow()->IsVisible() )
+                return pMenuBar->GetWindow();
+        }
+        else
+            --n;
+    }
+
+    // transform n to child number including invisible children
+    sal_uInt16 nChildren = n;
+    vcl::Window* pChild = mpWindowImpl->mpFirstChild;
+    while( pChild )
+    {
+        if( pChild->IsVisible() )
+        {
+            if( ! nChildren )
+                break;
+            nChildren--;
+        }
+        pChild = pChild->mpWindowImpl->mpNext;
+    }
+
+    if( GetType() == WindowType::BORDERWINDOW && pChild && pChild->GetType() == WindowType::MENUBARWINDOW )
+    {
+        do pChild = pChild->mpWindowImpl->mpNext; while( pChild && ! pChild->IsVisible() );
+        SAL_WARN_IF( !pChild, "vcl", "GetAccessibleChildWindow(): wrong index in border window");
+    }
+
+    if ( pChild && ( pChild->GetType() == WindowType::BORDERWINDOW ) && ( pChild->GetChildCount() == 1 ) )
+    {
+        pChild = pChild->GetChild( 0 );
+    }
+    return pChild;
+}
+
+void Window::SetAccessibleRole( sal_uInt16 nRole )
+{
+    if ( !mpWindowImpl->mpAccessibleInfos )
+        mpWindowImpl->mpAccessibleInfos.reset( new ImplAccessibleInfos );
+
+    SAL_WARN_IF( mpWindowImpl->mpAccessibleInfos->nAccessibleRole != 0xFFFF, "vcl", "AccessibleRole already set!" );
+    mpWindowImpl->mpAccessibleInfos->nAccessibleRole = nRole;
+}
+
+sal_uInt16 Window::getDefaultAccessibleRole() const
+{
+    sal_uInt16 nRole = 0xFFFF;
+    switch ( GetType() )
+    {
+        case WindowType::MESSBOX:    // MT: Would be nice to have special roles!
+        case WindowType::INFOBOX:
+        case WindowType::WARNINGBOX:
+        case WindowType::ERRORBOX:
+        case WindowType::QUERYBOX: nRole = accessibility::AccessibleRole::ALERT; break;
+
+        case WindowType::MODELESSDIALOG:
+        case WindowType::TABDIALOG:
+        case WindowType::BUTTONDIALOG:
+        case WindowType::DIALOG: nRole = accessibility::AccessibleRole::DIALOG; break;
+
+        case WindowType::PUSHBUTTON:
+        case WindowType::OKBUTTON:
+        case WindowType::CANCELBUTTON:
+        case WindowType::HELPBUTTON:
+        case WindowType::IMAGEBUTTON:
+        case WindowType::MOREBUTTON: nRole = accessibility::AccessibleRole::PUSH_BUTTON; break;
+        case WindowType::MENUBUTTON: nRole = accessibility::AccessibleRole::BUTTON_MENU; break;
+
+        case WindowType::RADIOBUTTON: nRole = accessibility::AccessibleRole::RADIO_BUTTON; break;
+        case WindowType::TRISTATEBOX:
+        case WindowType::CHECKBOX: nRole = accessibility::AccessibleRole::CHECK_BOX; break;
+
+        case WindowType::MULTILINEEDIT: nRole = accessibility::AccessibleRole::SCROLL_PANE; break;
+
+        case WindowType::PATTERNFIELD:
+        case WindowType::EDIT: nRole = static_cast<Edit const *>(this)->IsPassword() ? accessibility::AccessibleRole::PASSWORD_TEXT : accessibility::AccessibleRole::TEXT; break;
+
+        case WindowType::PATTERNBOX:
+        case WindowType::NUMERICBOX:
+        case WindowType::METRICBOX:
+        case WindowType::CURRENCYBOX:
+        case WindowType::LONGCURRENCYBOX:
+        case WindowType::COMBOBOX: nRole = accessibility::AccessibleRole::COMBO_BOX; break;
+
+        case WindowType::LISTBOX:
+        case WindowType::MULTILISTBOX: nRole = accessibility::AccessibleRole::LIST; break;
+
+        case WindowType::TREELISTBOX: nRole = accessibility::AccessibleRole::TREE; break;
+
+        case WindowType::FIXEDTEXT: nRole = accessibility::AccessibleRole::LABEL; break;
+        case WindowType::FIXEDLINE:
+            if( !GetText().isEmpty() )
+                nRole = accessibility::AccessibleRole::LABEL;
+            else
+                nRole = accessibility::AccessibleRole::SEPARATOR;
+            break;
+
+        case WindowType::FIXEDBITMAP:
+        case WindowType::FIXEDIMAGE: nRole = accessibility::AccessibleRole::ICON; break;
+        case WindowType::GROUPBOX: nRole = accessibility::AccessibleRole::GROUP_BOX; break;
+        case WindowType::SCROLLBAR: nRole = accessibility::AccessibleRole::SCROLL_BAR; break;
+
+        case WindowType::SLIDER:
+        case WindowType::SPLITTER:
+        case WindowType::SPLITWINDOW: nRole = accessibility::AccessibleRole::SPLIT_PANE; break;
+
+        case WindowType::DATEBOX:
+        case WindowType::TIMEBOX:
+        case WindowType::DATEFIELD:
+        case WindowType::TIMEFIELD: nRole = accessibility::AccessibleRole::DATE_EDITOR; break;
+
+        case WindowType::METRICFIELD:
+        case WindowType::CURRENCYFIELD:
+        case WindowType::SPINBUTTON:
+        case WindowType::SPINFIELD:
+        case WindowType::FORMATTEDFIELD: nRole = accessibility::AccessibleRole::SPIN_BOX; break;
+
+        case WindowType::TOOLBOX: nRole = accessibility::AccessibleRole::TOOL_BAR; break;
+        case WindowType::STATUSBAR: nRole = accessibility::AccessibleRole::STATUS_BAR; break;
+
+        case WindowType::TABPAGE: nRole = accessibility::AccessibleRole::PANEL; break;
+        case WindowType::TABCONTROL: nRole = accessibility::AccessibleRole::PAGE_TAB_LIST; break;
+
+        case WindowType::DOCKINGWINDOW: nRole = (mpWindowImpl->mbFrame) ? accessibility::AccessibleRole::FRAME :
+                                                                      accessibility::AccessibleRole::PANEL; break;
+
+        case WindowType::FLOATINGWINDOW: nRole = ( mpWindowImpl->mbFrame ||
+                                             (mpWindowImpl->mpBorderWindow && mpWindowImpl->mpBorderWindow->mpWindowImpl->mbFrame) ||
+                                             (GetStyle() & WB_OWNERDRAWDECORATION) ) ? accessibility::AccessibleRole::FRAME :
+                                                                                       accessibility::AccessibleRole::WINDOW; break;
+
+        case WindowType::WORKWINDOW: nRole = accessibility::AccessibleRole::ROOT_PANE; break;
+
+        case WindowType::SCROLLBARBOX: nRole = accessibility::AccessibleRole::FILLER; break;
+
+        case WindowType::HELPTEXTWINDOW: nRole = accessibility::AccessibleRole::TOOL_TIP; break;
+
+        case WindowType::RULER: nRole = accessibility::AccessibleRole::RULER; break;
+
+        case WindowType::SCROLLWINDOW: nRole = accessibility::AccessibleRole::SCROLL_PANE; break;
+
+        case WindowType::WINDOW:
+        case WindowType::CONTROL:
+        case WindowType::BORDERWINDOW:
+        case WindowType::SYSTEMCHILDWINDOW:
+        default:
+            if (ImplIsAccessibleNativeFrame() )
+                nRole = accessibility::AccessibleRole::FRAME;
+            else if( IsScrollable() )
+                nRole = accessibility::AccessibleRole::SCROLL_PANE;
+            else if( this->ImplGetWindow()->IsMenuFloatingWindow() )
+                nRole = accessibility::AccessibleRole::WINDOW;      // #106002#, contextmenus are windows (i.e. toplevel)
+            else
+                // #104051# WINDOW seems to be a bad default role, use LAYEREDPANE instead
+                // a WINDOW is interpreted as a top-level window, which is typically not the case
+                //nRole = accessibility::AccessibleRole::WINDOW;
+                nRole = accessibility::AccessibleRole::PANEL;
+    }
+    return nRole;
+}
+
+sal_uInt16 Window::GetAccessibleRole() const
+{
+    if (!mpWindowImpl)
+        return 0;
+
+    sal_uInt16 nRole = mpWindowImpl->mpAccessibleInfos ? mpWindowImpl->mpAccessibleInfos->nAccessibleRole : 0xFFFF;
+    if ( nRole == 0xFFFF )
+        nRole = getDefaultAccessibleRole();
+    return nRole;
+}
+
+void Window::SetAccessibleName( const OUString& rName )
+{
+    if ( !mpWindowImpl->mpAccessibleInfos )
+        mpWindowImpl->mpAccessibleInfos.reset( new ImplAccessibleInfos );
+
+    OUString oldName = GetAccessibleName();
+
+    mpWindowImpl->mpAccessibleInfos->pAccessibleName = rName;
+
+    CallEventListeners( VclEventId::WindowFrameTitleChanged, &oldName );
+}
+
+OUString Window::GetAccessibleName() const
+{
+    if (!mpWindowImpl)
+        return OUString();
+
+    if (mpWindowImpl->mpAccessibleInfos && mpWindowImpl->mpAccessibleInfos->pAccessibleName)
+        return *mpWindowImpl->mpAccessibleInfos->pAccessibleName;
+    return getDefaultAccessibleName();
+}
+
+OUString Window::getDefaultAccessibleName() const
+{
+    OUString aAccessibleName;
+    switch ( GetType() )
+    {
+        case WindowType::MULTILINEEDIT:
+        case WindowType::PATTERNFIELD:
+        case WindowType::METRICFIELD:
+        case WindowType::CURRENCYFIELD:
+        case WindowType::EDIT:
+
+        case WindowType::DATEBOX:
+        case WindowType::TIMEBOX:
+        case WindowType::CURRENCYBOX:
+        case WindowType::LONGCURRENCYBOX:
+        case WindowType::DATEFIELD:
+        case WindowType::TIMEFIELD:
+        case WindowType::SPINFIELD:
+        case WindowType::FORMATTEDFIELD:
+
+        case WindowType::COMBOBOX:
+        case WindowType::LISTBOX:
+        case WindowType::MULTILISTBOX:
+        case WindowType::TREELISTBOX:
+        case WindowType::METRICBOX:
+        {
+            vcl::Window *pLabel = GetAccessibleRelationLabeledBy();
+            if ( pLabel && pLabel != this )
+                aAccessibleName = pLabel->GetText();
+            if (aAccessibleName.isEmpty())
+                aAccessibleName = GetQuickHelpText();
+            if (aAccessibleName.isEmpty())
+                aAccessibleName = GetText();
+        }
+        break;
+
+        case WindowType::IMAGEBUTTON:
+        case WindowType::PUSHBUTTON:
+            aAccessibleName = GetText();
+            if (aAccessibleName.isEmpty())
+            {
+                aAccessibleName = GetQuickHelpText();
+                if (aAccessibleName.isEmpty())
+                    aAccessibleName = GetHelpText();
+            }
+        break;
+
+        case WindowType::TOOLBOX:
+            aAccessibleName = GetText();
+            break;
+
+        case WindowType::MOREBUTTON:
+            aAccessibleName = mpWindowImpl->maText;
+            break;
+
+        default:
+            aAccessibleName = GetText();
+            break;
+    }
+
+    return OutputDevice::GetNonMnemonicString( aAccessibleName );
+}
+
+void Window::SetAccessibleDescription( const OUString& rDescription )
+{
+    if ( ! mpWindowImpl->mpAccessibleInfos )
+        mpWindowImpl->mpAccessibleInfos.reset( new ImplAccessibleInfos );
+
+    std::optional<OUString>& rCurrentDescription = mpWindowImpl->mpAccessibleInfos->pAccessibleDescription;
+    SAL_WARN_IF( rCurrentDescription && *rCurrentDescription != rDescription, "vcl", "AccessibleDescription already set" );
+    rCurrentDescription = rDescription;
+}
+
+OUString Window::GetAccessibleDescription() const
+{
+    if (!mpWindowImpl)
+        return OUString();
+
+    OUString aAccessibleDescription;
+    if ( mpWindowImpl->mpAccessibleInfos && mpWindowImpl->mpAccessibleInfos->pAccessibleDescription )
+    {
+        aAccessibleDescription = *mpWindowImpl->mpAccessibleInfos->pAccessibleDescription;
+    }
+    else
+    {
+        // Special code for help text windows. ZT asks the border window for the
+        // description so we have to forward this request to our inner window.
+        const vcl::Window* pWin = this->ImplGetWindow();
+        if ( pWin->GetType() == WindowType::HELPTEXTWINDOW )
+            aAccessibleDescription = pWin->GetHelpText();
+        else
+            aAccessibleDescription = GetHelpText();
+    }
+
+    return aAccessibleDescription;
+}
+
+void Window::SetAccessibleRelationLabeledBy( vcl::Window* pLabeledBy )
+{
+    if ( !mpWindowImpl->mpAccessibleInfos )
+        mpWindowImpl->mpAccessibleInfos.reset( new ImplAccessibleInfos );
+    mpWindowImpl->mpAccessibleInfos->pLabeledByWindow = pLabeledBy;
+}
+
+void Window::SetAccessibleRelationLabelFor( vcl::Window* pLabelFor )
+{
+    if ( !mpWindowImpl->mpAccessibleInfos )
+        mpWindowImpl->mpAccessibleInfos.reset( new ImplAccessibleInfos );
+    mpWindowImpl->mpAccessibleInfos->pLabelForWindow = pLabelFor;
+}
+
+vcl::Window* Window::GetAccessibleRelationMemberOf() const
+{
+    if (!isContainerWindow(this) && !isContainerWindow(GetParent()))
+        return getLegacyNonLayoutAccessibleRelationMemberOf();
+
+    return nullptr;
+}
+
+vcl::Window* Window::getAccessibleRelationLabelFor() const
+{
+    if (mpWindowImpl->mpAccessibleInfos && mpWindowImpl->mpAccessibleInfos->pLabelForWindow)
+        return mpWindowImpl->mpAccessibleInfos->pLabelForWindow;
+
+    return nullptr;
+}
+
+vcl::Window* Window::GetAccessibleRelationLabelFor() const
+{
+    vcl::Window* pWindow = getAccessibleRelationLabelFor();
+
+    if (pWindow)
+        return pWindow;
+
+    if (!isContainerWindow(this) && !isContainerWindow(GetParent()))
+        return getLegacyNonLayoutAccessibleRelationLabelFor();
+
+    return nullptr;
+}
+
+vcl::Window* Window::GetAccessibleRelationLabeledBy() const
+{
+    if (mpWindowImpl->mpAccessibleInfos && mpWindowImpl->mpAccessibleInfos->pLabeledByWindow)
+        return mpWindowImpl->mpAccessibleInfos->pLabeledByWindow;
+
+    std::vector<VclPtr<FixedText> > aMnemonicLabels(list_mnemonic_labels());
+    if (!aMnemonicLabels.empty())
+    {
+        //if we have multiple labels, then prefer the first that is visible
+        for (auto const & rCandidate : aMnemonicLabels)
+        {
+            if (rCandidate->IsVisible())
+                return rCandidate;
+        }
+        return aMnemonicLabels[0];
+    }
+
+    if (!isContainerWindow(this) && !isContainerWindow(GetParent()))
+        return getLegacyNonLayoutAccessibleRelationLabeledBy();
+
+    return nullptr;
+}
+
+bool Window::IsAccessibilityEventsSuppressed( bool bTraverseParentPath )
+{
+    if( !bTraverseParentPath )
+        return mpWindowImpl->mbSuppressAccessibilityEvents;
+    else
+    {
+        vcl::Window *pParent = this;
+        while ( pParent && pParent->mpWindowImpl)
+        {
+            if( pParent->mpWindowImpl->mbSuppressAccessibilityEvents )
+                return true;
+            else
+                pParent = pParent->mpWindowImpl->mpParent; // do not use GetParent() to find borderwindows that are frames
+        }
+        return false;
+    }
+}
+
+void Window::SetAccessibilityEventsSuppressed(bool bSuppressed)
+{
+    mpWindowImpl->mbSuppressAccessibilityEvents = bSuppressed;
+}
+
+} /* namespace vcl */
+
+uno::Reference<accessibility::XAccessibleEditableText>
+FindFocusedEditableText(uno::Reference<accessibility::XAccessibleContext> const& xContext)
+{
+    if (!xContext.is())
+        return uno::Reference<accessibility::XAccessibleEditableText>();
+
+    uno::Reference<accessibility::XAccessibleStateSet> xState = xContext->getAccessibleStateSet();
+    if (xState.is())
+    {
+        if (xState->contains(accessibility::AccessibleStateType::FOCUSED))
+        {
+            uno::Reference<accessibility::XAccessibleEditableText> xText(xContext, uno::UNO_QUERY);
+            if (xText.is())
+                return xText;
+            if (xState->contains(accessibility::AccessibleStateType::MANAGES_DESCENDANTS))
+                return uno::Reference<accessibility::XAccessibleEditableText>();
+        }
+    }
+
+    bool bSafeToIterate = true;
+    sal_Int32 nCount = xContext->getAccessibleChildCount();
+    if (nCount < 0 || nCount > SAL_MAX_UINT16 /* slow enough for anyone */)
+        bSafeToIterate = false;
+    if (!bSafeToIterate)
+        return uno::Reference<accessibility::XAccessibleEditableText>();
+
+    for (sal_Int32 i = 0; i < xContext->getAccessibleChildCount(); ++i)
+    {
+        uno::Reference<accessibility::XAccessible> xChild = xContext->getAccessibleChild(i);
+        if (!xChild.is())
+            continue;
+        uno::Reference<accessibility::XAccessibleContext> xChildContext
+            = xChild->getAccessibleContext();
+        if (!xChildContext.is())
+            continue;
+        uno::Reference<accessibility::XAccessibleEditableText> xText
+            = FindFocusedEditableText(xChildContext);
+        if (xText.is())
+            return xText;
+    }
+    return uno::Reference<accessibility::XAccessibleEditableText>();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/accmgr.cxx b/vcl/source/window/accmgr.cxx
new file mode 100644
index 000000000..26ea9846e
--- /dev/null
+++ b/vcl/source/window/accmgr.cxx
@@ -0,0 +1,228 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+#include <accel.hxx>
+#include <accmgr.hxx>
+
+#include <algorithm>
+
+ImplAccelManager::~ImplAccelManager()
+{
+}
+
+bool ImplAccelManager::InsertAccel( Accelerator* pAccel )
+{
+    if ( !mxAccelList ) {
+        mxAccelList.emplace();
+    } else {
+        for (Accelerator* i : *mxAccelList) {
+            if ( i == pAccel ) {
+                return false;
+            }
+        }
+    }
+
+    mxAccelList->insert( mxAccelList->begin(), pAccel );
+    return true;
+}
+
+void ImplAccelManager::RemoveAccel( Accelerator const * pAccel )
+{
+    // do we have a list ?
+    if ( !mxAccelList )
+        return;
+
+    //e.g. #i90599#. Someone starts typing a sequence in a dialog, but doesn't
+    //end it, and then closes the dialog, deleting the accelerators. So if
+    //we're removing an accelerator that a sub-accelerator which is in the
+    //sequence list, throw away the entire sequence
+    if ( mxSequenceList ) {
+        for (sal_uInt16 i = 0; i < pAccel->GetItemCount(); ++i) {
+            Accelerator* pSubAccel = pAccel->GetAccel( pAccel->GetItemId(i) );
+            for (Accelerator* j : *mxSequenceList) {
+                if ( j == pSubAccel ) {
+                    EndSequence();
+                    i = pAccel->GetItemCount();
+                    break;
+                }
+            }
+        }
+    }
+
+    // throw it away
+    auto it = std::find(mxAccelList->begin(), mxAccelList->end(), pAccel);
+    if (it != mxAccelList->end())
+        mxAccelList->erase( it );
+}
+
+void ImplAccelManager::EndSequence()
+{
+    // are we in a list ?
+    if ( !mxSequenceList )
+        return;
+
+    for (Accelerator* pTempAccel : *mxSequenceList)
+    {
+        pTempAccel->mpDel = nullptr;
+    }
+
+    // delete sequence-list
+    mxSequenceList.reset();
+}
+
+bool ImplAccelManager::IsAccelKey( const vcl::KeyCode& rKeyCode )
+{
+    Accelerator* pAccel;
+
+    // do we have accelerators ??
+    if ( !mxAccelList )
+        return false;
+    if ( mxAccelList->empty() )
+        return false;
+
+    // are we in a sequence ?
+    if ( mxSequenceList )
+    {
+        pAccel = mxSequenceList->empty() ? nullptr : (*mxSequenceList)[ 0 ];
+
+        // not found ?
+        if ( !pAccel )
+        {
+            // abort sequence
+            FlushAccel();
+            return false;
+        }
+
+        // can the entry be found ?
+        ImplAccelEntry* pEntry = pAccel->ImplGetAccelData( rKeyCode );
+        if ( pEntry )
+        {
+            Accelerator* pNextAccel = pEntry->mpAccel;
+
+            // is an accelerator coupled ?
+            if ( pNextAccel )
+            {
+
+                mxSequenceList->insert( mxSequenceList->begin(), pNextAccel );
+
+                // call Activate-Handler of the new one
+                pNextAccel->Activate();
+                return true;
+            }
+            else
+            {
+                // it is there already !
+                if ( pEntry->mbEnabled )
+                {
+                    // stop sequence (first call deactivate-handler)
+                    EndSequence();
+
+                    // set accelerator of the actual item
+                    // and call the handler
+                    bool bDel = false;
+                    pAccel->mnCurId         = pEntry->mnId;
+                    pAccel->mpDel           = &bDel;
+                    pAccel->Select();
+
+                    // did the accelerator survive the call
+                    if ( !bDel )
+                    {
+                        pAccel->mnCurId         = 0;
+                        pAccel->mpDel           = nullptr;
+                    }
+
+                    return true;
+                }
+                else
+                {
+                    // stop sequence as the accelerator was disabled
+                    // transfer the key (to the system)
+                    FlushAccel();
+                    return false;
+                }
+            }
+        }
+        else
+        {
+            // wrong key => stop sequence
+            FlushAccel();
+            return false;
+        }
+    }
+
+    // step through the list of accelerators
+    for (Accelerator* i : *mxAccelList)
+    {
+        pAccel = i;
+
+        // is the entry contained ?
+        ImplAccelEntry* pEntry = pAccel->ImplGetAccelData( rKeyCode );
+        if ( pEntry )
+        {
+            Accelerator* pNextAccel = pEntry->mpAccel;
+
+            // is an accelerator assigned ?
+            if ( pNextAccel )
+            {
+
+                // create sequence list
+                mxSequenceList.emplace();
+                mxSequenceList->insert( mxSequenceList->begin(), pAccel     );
+                mxSequenceList->insert( mxSequenceList->begin(), pNextAccel );
+
+                // call activate-Handler of the new one
+                pNextAccel->Activate();
+
+                return true;
+            }
+            else
+            {
+                // already assigned !
+                if ( pEntry->mbEnabled )
+                {
+                    // first call activate/deactivate-Handler
+                    pAccel->Activate();
+
+                    // define accelerator of the actual item
+                    // and call the handler
+                    bool bDel = false;
+                    pAccel->mnCurId         = pEntry->mnId;
+                    pAccel->mpDel           = &bDel;
+                    pAccel->Select();
+
+                    // if the accelerator did survive the call
+                    if ( !bDel )
+                    {
+                        pAccel->mnCurId         = 0;
+                        pAccel->mpDel           = nullptr;
+                    }
+
+                    return true;
+                }
+                else
+                    return false;
+            }
+        }
+    }
+
+    return false;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/brdwin.cxx b/vcl/source/window/brdwin.cxx
new file mode 100644
index 000000000..c003ed17b
--- /dev/null
+++ b/vcl/source/window/brdwin.cxx
@@ -0,0 +1,2003 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <strings.hrc>
+#include <svdata.hxx>
+#include <brdwin.hxx>
+#include <window.h>
+
+#include <vcl/textrectinfo.hxx>
+#include <vcl/event.hxx>
+#include <vcl/decoview.hxx>
+#include <vcl/syswin.hxx>
+#include <vcl/dockwin.hxx>
+#include <vcl/toolkit/floatwin.hxx>
+#include <vcl/help.hxx>
+#include <vcl/toolkit/edit.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/toolbox.hxx>
+#include <vcl/ptrstyle.hxx>
+
+using namespace ::com::sun::star::uno;
+
+// useful caption height for title bar buttons
+#define MIN_CAPTION_HEIGHT 18
+
+namespace vcl {
+
+void Window::ImplCalcSymbolRect( tools::Rectangle& rRect )
+{
+    // Add border, not shown in the non-default representation,
+    // as we want to use it for small buttons
+    rRect.AdjustLeft( -1 );
+    rRect.AdjustTop( -1 );
+    rRect.AdjustRight( 1 );
+    rRect.AdjustBottom( 1 );
+
+    // we leave 5% room between the symbol and the button border
+    tools::Long nExtraWidth = ((rRect.GetWidth()*50)+500)/1000;
+    tools::Long nExtraHeight = ((rRect.GetHeight()*50)+500)/1000;
+    rRect.AdjustLeft(nExtraWidth );
+    rRect.AdjustRight( -nExtraWidth );
+    rRect.AdjustTop(nExtraHeight );
+    rRect.AdjustBottom( -nExtraHeight );
+}
+
+} /* namespace vcl */
+
+static void ImplDrawBrdWinSymbol( vcl::RenderContext* pDev,
+                                  const tools::Rectangle& rRect, SymbolType eSymbol )
+{
+    // we leave 5% room between the symbol and the button border
+    DecorationView  aDecoView( pDev );
+    tools::Rectangle       aTempRect = rRect;
+    vcl::Window::ImplCalcSymbolRect( aTempRect );
+    aDecoView.DrawSymbol( aTempRect, eSymbol,
+                          pDev->GetSettings().GetStyleSettings().GetButtonTextColor() );
+}
+
+static void ImplDrawBrdWinSymbolButton( vcl::RenderContext* pDev,
+                                        const tools::Rectangle& rRect,
+                                        SymbolType eSymbol, DrawButtonFlags nState )
+{
+    bool bMouseOver(nState & DrawButtonFlags::Highlight);
+    nState &= ~DrawButtonFlags::Highlight;
+
+    tools::Rectangle aTempRect;
+    vcl::Window *pWin = pDev->GetOwnerWindow();
+    if( pWin )
+    {
+        if( bMouseOver )
+        {
+            // provide a bright background for selection effect
+            pDev->SetFillColor( pDev->GetSettings().GetStyleSettings().GetWindowColor() );
+            pDev->SetLineColor();
+            pDev->DrawRect( rRect );
+            pWin->DrawSelectionBackground( rRect, 2, bool(nState & DrawButtonFlags::Pressed),
+                                            true );
+        }
+        aTempRect = rRect;
+        aTempRect.AdjustLeft(3 );
+        aTempRect.AdjustRight( -4 );
+        aTempRect.AdjustTop(3 );
+        aTempRect.AdjustBottom( -4 );
+    }
+    else
+    {
+        DecorationView aDecoView( pDev );
+        aTempRect = aDecoView.DrawButton( rRect, nState|DrawButtonFlags::Flat );
+    }
+    ImplDrawBrdWinSymbol( pDev, aTempRect, eSymbol );
+}
+
+
+ImplBorderWindowView::~ImplBorderWindowView()
+{
+}
+
+bool ImplBorderWindowView::MouseMove( const MouseEvent& )
+{
+    return false;
+}
+
+bool ImplBorderWindowView::MouseButtonDown( const MouseEvent& )
+{
+    return false;
+}
+
+bool ImplBorderWindowView::Tracking( const TrackingEvent& )
+{
+    return false;
+}
+
+OUString ImplBorderWindowView::RequestHelp( const Point&, tools::Rectangle& )
+{
+    return OUString();
+}
+
+tools::Rectangle ImplBorderWindowView::GetMenuRect() const
+{
+    return tools::Rectangle();
+}
+
+void ImplBorderWindowView::ImplInitTitle(ImplBorderFrameData* pData)
+{
+    ImplBorderWindow* pBorderWindow = pData->mpBorderWindow;
+
+    if ( !(pBorderWindow->GetStyle() & (WB_MOVEABLE | WB_POPUP)) ||
+          (pData->mnTitleType == BorderWindowTitleType::NONE) )
+    {
+        pData->mnTitleType   = BorderWindowTitleType::NONE;
+        pData->mnTitleHeight = 0;
+    }
+    else
+    {
+        const StyleSettings& rStyleSettings = pData->mpOutDev->GetSettings().GetStyleSettings();
+        if (pData->mnTitleType == BorderWindowTitleType::Tearoff)
+            pData->mnTitleHeight = ToolBox::ImplGetDragWidth(*pData->mpBorderWindow, false) + 2;
+        else
+        {
+            if (pData->mnTitleType == BorderWindowTitleType::Small)
+            {
+                pBorderWindow->SetPointFont(*pBorderWindow->GetOutDev(), rStyleSettings.GetFloatTitleFont() );
+                pData->mnTitleHeight = rStyleSettings.GetFloatTitleHeight();
+            }
+            else // pData->mnTitleType == BorderWindowTitleType::Normal
+            {
+                // FIXME RenderContext
+                pBorderWindow->SetPointFont(*pBorderWindow->GetOutDev(), rStyleSettings.GetTitleFont());
+                pData->mnTitleHeight = rStyleSettings.GetTitleHeight();
+            }
+            tools::Long nTextHeight = pBorderWindow->GetTextHeight();
+            if (nTextHeight > pData->mnTitleHeight)
+                pData->mnTitleHeight = nTextHeight;
+        }
+    }
+}
+
+BorderWindowHitTest ImplBorderWindowView::ImplHitTest( ImplBorderFrameData const * pData, const Point& rPos )
+{
+    ImplBorderWindow* pBorderWindow = pData->mpBorderWindow;
+
+    if ( pData->maTitleRect.Contains( rPos ) )
+    {
+        if ( pData->maCloseRect.Contains( rPos ) )
+            return BorderWindowHitTest::Close;
+        else if ( pData->maMenuRect.Contains( rPos ) )
+            return BorderWindowHitTest::Menu;
+        else if ( pData->maDockRect.Contains( rPos ) )
+            return BorderWindowHitTest::Dock;
+        else if ( pData->maHideRect.Contains( rPos ) )
+            return BorderWindowHitTest::Hide;
+        else if ( pData->maHelpRect.Contains( rPos ) )
+            return BorderWindowHitTest::Help;
+        else
+            return BorderWindowHitTest::Title;
+    }
+
+    if (pBorderWindow->GetStyle() & WB_SIZEABLE)
+    {
+        tools::Long nSizeWidth = pData->mnNoTitleTop+pData->mnTitleHeight;
+        if ( nSizeWidth < 16 )
+            nSizeWidth = 16;
+
+        // no corner resize for floating toolbars, which would lead to jumps while formatting
+        // setting nSizeWidth = 0 will only return pure left,top,right,bottom
+        if( pBorderWindow->GetStyle() & (WB_OWNERDRAWDECORATION | WB_POPUP) )
+            nSizeWidth = 0;
+
+        if ( rPos.X() < pData->mnLeftBorder )
+        {
+            if ( rPos.Y() < nSizeWidth )
+                return BorderWindowHitTest::TopLeft;
+            else if ( rPos.Y() >= pData->mnHeight-nSizeWidth )
+                return BorderWindowHitTest::BottomLeft;
+            else
+                return BorderWindowHitTest::Left;
+        }
+        else if ( rPos.X() >= pData->mnWidth-pData->mnRightBorder )
+        {
+            if ( rPos.Y() < nSizeWidth )
+                return BorderWindowHitTest::TopRight;
+            else if ( rPos.Y() >= pData->mnHeight-nSizeWidth )
+                return BorderWindowHitTest::BottomRight;
+            else
+                return BorderWindowHitTest::Right;
+        }
+        else if ( rPos.Y() < pData->mnNoTitleTop )
+        {
+            if ( rPos.X() < nSizeWidth )
+                return BorderWindowHitTest::TopLeft;
+            else if ( rPos.X() >= pData->mnWidth-nSizeWidth )
+                return BorderWindowHitTest::TopRight;
+            else
+                return BorderWindowHitTest::Top;
+        }
+        else if ( rPos.Y() >= pData->mnHeight-pData->mnBottomBorder )
+        {
+            if ( rPos.X() < nSizeWidth )
+                return BorderWindowHitTest::BottomLeft;
+            else if ( rPos.X() >= pData->mnWidth-nSizeWidth )
+                return BorderWindowHitTest::BottomRight;
+            else
+                return BorderWindowHitTest::Bottom;
+        }
+    }
+
+    return BorderWindowHitTest::NONE;
+}
+
+void ImplBorderWindowView::ImplMouseMove( ImplBorderFrameData* pData, const MouseEvent& rMEvt )
+{
+    DrawButtonFlags oldCloseState = pData->mnCloseState;
+    DrawButtonFlags oldMenuState = pData->mnMenuState;
+    pData->mnCloseState &= ~DrawButtonFlags::Highlight;
+    pData->mnMenuState &= ~DrawButtonFlags::Highlight;
+
+    Point aMousePos = rMEvt.GetPosPixel();
+    BorderWindowHitTest nHitTest = ImplHitTest( pData, aMousePos );
+    PointerStyle ePtrStyle = PointerStyle::Arrow;
+    if ( nHitTest & BorderWindowHitTest::Left )
+        ePtrStyle = PointerStyle::WindowWSize;
+    else if ( nHitTest & BorderWindowHitTest::Right )
+        ePtrStyle = PointerStyle::WindowESize;
+    else if ( nHitTest & BorderWindowHitTest::Top )
+        ePtrStyle = PointerStyle::WindowNSize;
+    else if ( nHitTest & BorderWindowHitTest::Bottom )
+        ePtrStyle = PointerStyle::WindowSSize;
+    else if ( nHitTest & BorderWindowHitTest::TopLeft )
+        ePtrStyle = PointerStyle::WindowNWSize;
+    else if ( nHitTest & BorderWindowHitTest::BottomRight )
+        ePtrStyle = PointerStyle::WindowSESize;
+    else if ( nHitTest & BorderWindowHitTest::TopRight )
+        ePtrStyle = PointerStyle::WindowNESize;
+    else if ( nHitTest & BorderWindowHitTest::BottomLeft )
+        ePtrStyle = PointerStyle::WindowSWSize;
+    else if ( nHitTest & BorderWindowHitTest::Close )
+        pData->mnCloseState |= DrawButtonFlags::Highlight;
+    else if ( nHitTest & BorderWindowHitTest::Menu )
+        pData->mnMenuState |= DrawButtonFlags::Highlight;
+    else if ( nHitTest & BorderWindowHitTest::Title &&
+              pData->mnTitleType == BorderWindowTitleType::Tearoff && !rMEvt.IsLeaveWindow() )
+        ePtrStyle = PointerStyle::Move;
+    pData->mpBorderWindow->SetPointer( ePtrStyle );
+
+    if( pData->mnCloseState != oldCloseState )
+        pData->mpBorderWindow->Invalidate( pData->maCloseRect );
+    if( pData->mnMenuState != oldMenuState )
+        pData->mpBorderWindow->Invalidate( pData->maMenuRect );
+}
+
+OUString ImplBorderWindowView::ImplRequestHelp( ImplBorderFrameData const * pData,
+                                              const Point& rPos,
+                                              tools::Rectangle& rHelpRect )
+{
+    TranslateId pHelpId;
+    OUString aHelpStr;
+    BorderWindowHitTest nHitTest = ImplHitTest( pData, rPos );
+    if ( nHitTest != BorderWindowHitTest::NONE )
+    {
+        if ( nHitTest & BorderWindowHitTest::Close )
+        {
+            pHelpId     = SV_HELPTEXT_CLOSE;
+            rHelpRect   = pData->maCloseRect;
+        }
+        else if ( nHitTest & BorderWindowHitTest::Dock )
+        {
+            pHelpId     = SV_HELPTEXT_MAXIMIZE;
+            rHelpRect   = pData->maDockRect;
+        }
+        else if ( nHitTest & BorderWindowHitTest::Hide )
+        {
+            pHelpId     = SV_HELPTEXT_MINIMIZE;
+            rHelpRect   = pData->maHideRect;
+        }
+        else if ( nHitTest & BorderWindowHitTest::Help )
+        {
+            pHelpId     = SV_HELPTEXT_HELP;
+            rHelpRect   = pData->maHelpRect;
+        }
+        else if ( nHitTest & BorderWindowHitTest::Title )
+        {
+            if( !pData->maTitleRect.IsEmpty() )
+            {
+                // tooltip only if title truncated
+                if( pData->mbTitleClipped )
+                {
+                    rHelpRect   = pData->maTitleRect;
+                    // no help id, use window title as help string
+                    aHelpStr    = pData->mpBorderWindow->GetText();
+                }
+            }
+        }
+    }
+
+    if (pHelpId)
+        aHelpStr = VclResId(pHelpId);
+
+    return aHelpStr;
+}
+
+tools::Long ImplBorderWindowView::ImplCalcTitleWidth( const ImplBorderFrameData* pData )
+{
+    // title is not visible therefore no width
+    if ( !pData->mnTitleHeight )
+        return 0;
+
+    ImplBorderWindow* pBorderWindow = pData->mpBorderWindow;
+    tools::Long nTitleWidth = pBorderWindow->GetTextWidth( pBorderWindow->GetText() )+6;
+    nTitleWidth += pData->maCloseRect.GetWidth();
+    nTitleWidth += pData->maDockRect.GetWidth();
+    nTitleWidth += pData->maMenuRect.GetWidth();
+    nTitleWidth += pData->maHideRect.GetWidth();
+    nTitleWidth += pData->maHelpRect.GetWidth();
+    nTitleWidth += pData->mnLeftBorder+pData->mnRightBorder;
+    return nTitleWidth;
+}
+
+
+ImplNoBorderWindowView::ImplNoBorderWindowView()
+{
+}
+
+void ImplNoBorderWindowView::Init( OutputDevice*, tools::Long, tools::Long )
+{
+}
+
+void ImplNoBorderWindowView::GetBorder( sal_Int32& rLeftBorder, sal_Int32& rTopBorder,
+                                        sal_Int32& rRightBorder, sal_Int32& rBottomBorder ) const
+{
+    rLeftBorder     = 0;
+    rTopBorder      = 0;
+    rRightBorder    = 0;
+    rBottomBorder   = 0;
+}
+
+tools::Long ImplNoBorderWindowView::CalcTitleWidth() const
+{
+    return 0;
+}
+
+void ImplNoBorderWindowView::DrawWindow(vcl::RenderContext&, const Point*)
+{
+}
+
+ImplSmallBorderWindowView::ImplSmallBorderWindowView( ImplBorderWindow* pBorderWindow )
+    : mpBorderWindow(pBorderWindow)
+    , mpOutDev(nullptr)
+    , mnWidth(0)
+    , mnHeight(0)
+    , mnLeftBorder(0)
+    , mnTopBorder(0)
+    , mnRightBorder(0)
+    , mnBottomBorder(0)
+    , mbNWFBorder(false)
+{
+}
+
+void ImplSmallBorderWindowView::Init( OutputDevice* pDev, tools::Long nWidth, tools::Long nHeight )
+{
+    mpOutDev    = pDev;
+    mnWidth     = nWidth;
+    mnHeight    = nHeight;
+    mbNWFBorder = false;
+
+    vcl::Window *pWin = mpOutDev->GetOwnerWindow();
+    vcl::Window *pCtrl = nullptr;
+    if (pWin)
+        pCtrl = mpBorderWindow->GetWindow(GetWindowType::Client);
+
+    tools::Long nOrigLeftBorder = mnLeftBorder;
+    tools::Long nOrigTopBorder = mnTopBorder;
+    tools::Long nOrigRightBorder = mnRightBorder;
+    tools::Long nOrigBottomBorder = mnBottomBorder;
+
+    WindowBorderStyle nBorderStyle = mpBorderWindow->GetBorderStyle();
+    if ( nBorderStyle & WindowBorderStyle::NOBORDER )
+    {
+        mnLeftBorder    = 0;
+        mnTopBorder     = 0;
+        mnRightBorder   = 0;
+        mnBottomBorder  = 0;
+    }
+    else
+    {
+        // FIXME: this is currently only on macOS, check with other
+        // platforms
+        if( ImplGetSVData()->maNWFData.mbNoFocusRects && !( nBorderStyle & WindowBorderStyle::NWF ) )
+        {
+            // for native widget drawing we must find out what
+            // control this border belongs to
+            ControlType aCtrlType = ControlType::Generic;
+            ControlPart aCtrlPart = ControlPart::Entire;
+            if (pCtrl)
+            {
+                switch( pCtrl->GetType() )
+                {
+                    case WindowType::LISTBOX:
+                        if( pCtrl->GetStyle() & WB_DROPDOWN )
+                        {
+                            aCtrlType = ControlType::Listbox;
+                            mbNWFBorder = true;
+                        }
+                        break;
+                    case WindowType::LISTBOXWINDOW:
+                        aCtrlType = ControlType::Listbox;
+                        aCtrlPart = ControlPart::ListboxWindow;
+                        mbNWFBorder = true;
+                        break;
+                    case WindowType::COMBOBOX:
+                        if( pCtrl->GetStyle() & WB_DROPDOWN )
+                        {
+                            aCtrlType = ControlType::Combobox;
+                            mbNWFBorder = true;
+                        }
+                        break;
+                    case WindowType::MULTILINEEDIT:
+                        aCtrlType = ControlType::MultilineEditbox;
+                        mbNWFBorder = true;
+                        break;
+                    case WindowType::EDIT:
+                    case WindowType::PATTERNFIELD:
+                    case WindowType::METRICFIELD:
+                    case WindowType::CURRENCYFIELD:
+                    case WindowType::DATEFIELD:
+                    case WindowType::TIMEFIELD:
+                    case WindowType::SPINFIELD:
+                    case WindowType::FORMATTEDFIELD:
+                        mbNWFBorder = true;
+                        if (pCtrl->GetStyle() & WB_SPIN)
+                            aCtrlType = ControlType::Spinbox;
+                        else
+                            aCtrlType = ControlType::Editbox;
+                        break;
+                    default:
+                        break;
+                }
+            }
+            if( mbNWFBorder )
+            {
+                ImplControlValue aControlValue;
+                Size aMinSize( mnWidth, mnHeight );
+                if( aMinSize.Width() < 10 ) aMinSize.setWidth( 10 );
+                if( aMinSize.Height() < 10 ) aMinSize.setHeight( 10 );
+                tools::Rectangle aCtrlRegion( Point(), aMinSize );
+                tools::Rectangle aBounds, aContent;
+                if( pWin->GetNativeControlRegion( aCtrlType, aCtrlPart, aCtrlRegion,
+                                                  ControlState::ENABLED, aControlValue,
+                                                  aBounds, aContent ) )
+                {
+                    aBounds.AdjustLeft(mnLeftBorder);
+                    aBounds.AdjustRight(-mnRightBorder);
+                    aBounds.AdjustTop(mnTopBorder);
+                    aBounds.AdjustBottom(-mnBottomBorder);
+                    aContent.AdjustLeft(mnLeftBorder);
+                    aContent.AdjustRight(-mnRightBorder);
+                    aContent.AdjustTop(mnTopBorder);
+                    aContent.AdjustBottom(-mnBottomBorder);
+                    mnLeftBorder    = aContent.Left() - aBounds.Left();
+                    mnRightBorder   = aBounds.Right() - aContent.Right();
+                    mnTopBorder     = aContent.Top() - aBounds.Top();
+                    mnBottomBorder  = aBounds.Bottom() - aContent.Bottom();
+                    if( mnWidth && mnHeight )
+                    {
+
+                        mpBorderWindow->SetPaintTransparent( true );
+                        mpBorderWindow->SetBackground();
+                        if (!pCtrl->IsControlBackground())
+                            pCtrl->SetPaintTransparent(true);
+
+                        vcl::Window* pCompoundParent = nullptr;
+                        if( pWin->GetParent() && pWin->GetParent()->IsCompoundControl() )
+                            pCompoundParent = pWin->GetParent();
+
+                        if( pCompoundParent )
+                            pCompoundParent->SetPaintTransparent( true );
+
+                        if( mnWidth < aBounds.GetWidth() || mnHeight < aBounds.GetHeight() )
+                        {
+                            if( ! pCompoundParent ) // compound controls have to fix themselves
+                            {
+                                Point aPos( mpBorderWindow->GetPosPixel() );
+                                if( mnWidth < aBounds.GetWidth() )
+                                    aPos.AdjustX( -((aBounds.GetWidth() - mnWidth) / 2) );
+                                if( mnHeight < aBounds.GetHeight() )
+                                    aPos.AdjustY( -((aBounds.GetHeight() - mnHeight) / 2) );
+                                mpBorderWindow->SetPosSizePixel( aPos, aBounds.GetSize() );
+                            }
+                        }
+                    }
+                }
+                else
+                    mbNWFBorder = false;
+            }
+        }
+
+        if( ! mbNWFBorder )
+        {
+            DrawFrameStyle nStyle = DrawFrameStyle::NONE;
+            DrawFrameFlags nFlags = DrawFrameFlags::NoDraw;
+            // move border outside if border was converted or if the BorderWindow is a frame window,
+            if ( mpBorderWindow->mbSmallOutBorder )
+                nStyle = DrawFrameStyle::DoubleOut;
+            else if ( nBorderStyle & WindowBorderStyle::NWF )
+                nStyle = DrawFrameStyle::NWF;
+            else
+                nStyle = DrawFrameStyle::DoubleIn;
+            if ( nBorderStyle & WindowBorderStyle::MONO )
+                nFlags |= DrawFrameFlags::Mono;
+
+            DecorationView  aDecoView( mpOutDev );
+            tools::Rectangle       aRect( 0, 0, 10, 10 );
+            tools::Rectangle       aCalcRect = aDecoView.DrawFrame( aRect, nStyle, nFlags );
+            mnLeftBorder    = aCalcRect.Left();
+            mnTopBorder     = aCalcRect.Top();
+            mnRightBorder   = aRect.Right()-aCalcRect.Right();
+            mnBottomBorder  = aRect.Bottom()-aCalcRect.Bottom();
+        }
+    }
+
+    if (pCtrl)
+    {
+        //fdo#57090 If the borders have changed, then trigger a queue_resize on
+        //the bordered window, which will resync its borders at that point
+        if (nOrigLeftBorder != mnLeftBorder ||
+            nOrigTopBorder != mnTopBorder ||
+            nOrigRightBorder != mnRightBorder ||
+            nOrigBottomBorder != mnBottomBorder)
+        {
+            pCtrl->queue_resize();
+        }
+    }
+}
+
+void ImplSmallBorderWindowView::GetBorder( sal_Int32& rLeftBorder, sal_Int32& rTopBorder,
+                                           sal_Int32& rRightBorder, sal_Int32& rBottomBorder ) const
+{
+    rLeftBorder     = mnLeftBorder;
+    rTopBorder      = mnTopBorder;
+    rRightBorder    = mnRightBorder;
+    rBottomBorder   = mnBottomBorder;
+}
+
+tools::Long ImplSmallBorderWindowView::CalcTitleWidth() const
+{
+    return 0;
+}
+
+void ImplSmallBorderWindowView::DrawWindow(vcl::RenderContext& rRenderContext, const Point*)
+{
+    WindowBorderStyle nBorderStyle = mpBorderWindow->GetBorderStyle();
+    if (nBorderStyle & WindowBorderStyle::NOBORDER)
+        return;
+
+    bool bNativeOK = false;
+    // for native widget drawing we must find out what
+    // control this border belongs to
+    vcl::Window* pCtrl = mpBorderWindow->GetWindow(GetWindowType::Client);
+
+    ControlType aCtrlType = ControlType::Generic;
+    ControlPart aCtrlPart = ControlPart::Entire;
+    if (pCtrl)
+    {
+        switch (pCtrl->GetType())
+        {
+            case WindowType::MULTILINEEDIT:
+                aCtrlType = ControlType::MultilineEditbox;
+                break;
+            case WindowType::EDIT:
+            case WindowType::PATTERNFIELD:
+            case WindowType::METRICFIELD:
+            case WindowType::CURRENCYFIELD:
+            case WindowType::DATEFIELD:
+            case WindowType::TIMEFIELD:
+            case WindowType::SPINFIELD:
+            case WindowType::FORMATTEDFIELD:
+                if (pCtrl->GetStyle() & WB_SPIN)
+                    aCtrlType = ControlType::Spinbox;
+                else
+                    aCtrlType = ControlType::Editbox;
+                break;
+
+            case WindowType::LISTBOX:
+            case WindowType::MULTILISTBOX:
+            case WindowType::TREELISTBOX:
+                aCtrlType = ControlType::Listbox;
+                if (pCtrl->GetStyle() & WB_DROPDOWN)
+                    aCtrlPart = ControlPart::Entire;
+                else
+                    aCtrlPart = ControlPart::ListboxWindow;
+                break;
+
+            case WindowType::LISTBOXWINDOW:
+                aCtrlType = ControlType::Listbox;
+                aCtrlPart = ControlPart::ListboxWindow;
+                break;
+
+            case WindowType::COMBOBOX:
+            case WindowType::PATTERNBOX:
+            case WindowType::NUMERICBOX:
+            case WindowType::METRICBOX:
+            case WindowType::CURRENCYBOX:
+            case WindowType::DATEBOX:
+            case WindowType::TIMEBOX:
+            case WindowType::LONGCURRENCYBOX:
+                if (pCtrl->GetStyle() & WB_DROPDOWN)
+                {
+                    aCtrlType = ControlType::Combobox;
+                    aCtrlPart = ControlPart::Entire;
+                }
+                else
+                {
+                    aCtrlType = ControlType::Listbox;
+                    aCtrlPart = ControlPart::ListboxWindow;
+                }
+                break;
+
+            default:
+                break;
+        }
+    }
+
+    if (aCtrlType != ControlType::Generic && pCtrl->IsNativeControlSupported(aCtrlType, aCtrlPart))
+    {
+        ImplControlValue aControlValue;
+        ControlState nState = ControlState::ENABLED;
+
+        if (!mpBorderWindow->IsEnabled())
+            nState &= ~ControlState::ENABLED;
+        if (mpBorderWindow->HasFocus())
+            nState |= ControlState::FOCUSED;
+        else if(mbNWFBorder)
+        {
+            // FIXME: this is currently only on macOS, see if other platforms can profit
+
+            // FIXME: for macOS focus rings all controls need to support GetNativeControlRegion
+            // for the dropdown style
+            if (pCtrl->HasFocus() || pCtrl->HasChildPathFocus())
+                nState |= ControlState::FOCUSED;
+        }
+
+        bool bMouseOver = false;
+        vcl::Window *pCtrlChild = pCtrl->GetWindow(GetWindowType::FirstChild);
+        while(pCtrlChild)
+        {
+            bMouseOver = pCtrlChild->IsMouseOver();
+            if (bMouseOver)
+                break;
+            pCtrlChild = pCtrlChild->GetWindow(GetWindowType::Next);
+        }
+
+        if (bMouseOver)
+            nState |= ControlState::ROLLOVER;
+
+        Point aPoint;
+        tools::Rectangle aCtrlRegion(aPoint, Size(mnWidth, mnHeight));
+
+        tools::Rectangle aBoundingRgn(aPoint, Size(mnWidth, mnHeight));
+        tools::Rectangle aContentRgn(aCtrlRegion);
+        if (!ImplGetSVData()->maNWFData.mbCanDrawWidgetAnySize &&
+            rRenderContext.GetNativeControlRegion(aCtrlType, aCtrlPart, aCtrlRegion,
+                                         nState, aControlValue,
+                                         aBoundingRgn, aContentRgn))
+        {
+            aCtrlRegion=aContentRgn;
+        }
+
+        Color aBackgroundColor = COL_AUTO;
+        if (pCtrl->IsControlBackground())
+            aBackgroundColor = pCtrl->GetBackgroundColor();
+        bNativeOK = rRenderContext.DrawNativeControl(aCtrlType, aCtrlPart, aCtrlRegion, nState, aControlValue, OUString(), aBackgroundColor);
+
+        // if the native theme draws the spinbuttons in one call, make sure the proper settings
+        // are passed, this might force a redraw though... (TODO: improve)
+        if ((aCtrlType == ControlType::Spinbox) && !pCtrl->IsNativeControlSupported(ControlType::Spinbox, ControlPart::ButtonUp))
+        {
+            Edit* pEdit = static_cast<Edit*>(pCtrl)->GetSubEdit();
+            if (pEdit && !pEdit->SupportsDoubleBuffering())
+                pCtrl->Paint(*pCtrl->GetOutDev(), tools::Rectangle());  // make sure the buttons are also drawn as they might overwrite the border
+        }
+    }
+
+    if (bNativeOK)
+        return;
+
+    DrawFrameStyle nStyle = DrawFrameStyle::NONE;
+    DrawFrameFlags nFlags = DrawFrameFlags::NONE;
+    // move border outside if border was converted or if the border window is a frame window,
+    if (mpBorderWindow->mbSmallOutBorder)
+        nStyle = DrawFrameStyle::DoubleOut;
+    else if (nBorderStyle & WindowBorderStyle::NWF)
+        nStyle = DrawFrameStyle::NWF;
+    else
+        nStyle = DrawFrameStyle::DoubleIn;
+    if (nBorderStyle & WindowBorderStyle::MONO)
+        nFlags |= DrawFrameFlags::Mono;
+    if (nBorderStyle & WindowBorderStyle::MENU)
+        nFlags |= DrawFrameFlags::Menu;
+    // tell DrawFrame that we're drawing a window border of a frame window to avoid round corners
+    if (mpBorderWindow == mpBorderWindow->ImplGetFrameWindow())
+        nFlags |= DrawFrameFlags::WindowBorder;
+
+    DecorationView aDecoView(&rRenderContext);
+    tools::Rectangle aInRect(Point(), Size(mnWidth, mnHeight));
+    aDecoView.DrawFrame(aInRect, nStyle, nFlags);
+}
+
+
+ImplStdBorderWindowView::ImplStdBorderWindowView( ImplBorderWindow* pBorderWindow )
+{
+    maFrameData.mpBorderWindow  = pBorderWindow;
+    maFrameData.mbDragFull      = false;
+    maFrameData.mnHitTest       = BorderWindowHitTest::NONE;
+    maFrameData.mnCloseState    = DrawButtonFlags::NONE;
+    maFrameData.mnDockState     = DrawButtonFlags::NONE;
+    maFrameData.mnMenuState     = DrawButtonFlags::NONE;
+    maFrameData.mnHideState     = DrawButtonFlags::NONE;
+    maFrameData.mnHelpState     = DrawButtonFlags::NONE;
+    maFrameData.mbTitleClipped  = false;
+}
+
+ImplStdBorderWindowView::~ImplStdBorderWindowView()
+{
+}
+
+bool ImplStdBorderWindowView::MouseMove( const MouseEvent& rMEvt )
+{
+    ImplMouseMove( &maFrameData, rMEvt );
+    return true;
+}
+
+bool ImplStdBorderWindowView::MouseButtonDown( const MouseEvent& rMEvt )
+{
+    ImplBorderWindow* pBorderWindow = maFrameData.mpBorderWindow;
+
+    if ( rMEvt.IsLeft() || rMEvt.IsRight() )
+    {
+        maFrameData.maMouseOff = rMEvt.GetPosPixel();
+        maFrameData.mnHitTest = ImplHitTest( &maFrameData, maFrameData.maMouseOff );
+        if ( maFrameData.mnHitTest != BorderWindowHitTest::NONE )
+        {
+            DragFullOptions nDragFullTest = DragFullOptions::NONE;
+            bool bTracking = true;
+            bool bHitTest = true;
+
+            if ( maFrameData.mnHitTest & BorderWindowHitTest::Close )
+            {
+                maFrameData.mnCloseState |= DrawButtonFlags::Pressed;
+                pBorderWindow->InvalidateBorder();
+            }
+            else if ( maFrameData.mnHitTest & BorderWindowHitTest::Dock )
+            {
+                maFrameData.mnDockState |= DrawButtonFlags::Pressed;
+                pBorderWindow->InvalidateBorder();
+            }
+            else if ( maFrameData.mnHitTest & BorderWindowHitTest::Menu )
+            {
+                maFrameData.mnMenuState |= DrawButtonFlags::Pressed;
+                pBorderWindow->InvalidateBorder();
+
+                // call handler already on mouse down
+                if ( pBorderWindow->ImplGetClientWindow()->IsSystemWindow() )
+                {
+                    SystemWindow* pClientWindow = static_cast<SystemWindow*>(pBorderWindow->ImplGetClientWindow());
+                    pClientWindow->TitleButtonClick( TitleButton::Menu );
+                }
+
+                maFrameData.mnMenuState &= ~DrawButtonFlags::Pressed;
+                pBorderWindow->InvalidateBorder();
+
+                bTracking = false;
+            }
+            else if ( maFrameData.mnHitTest & BorderWindowHitTest::Hide )
+            {
+                maFrameData.mnHideState |= DrawButtonFlags::Pressed;
+                pBorderWindow->InvalidateBorder();
+            }
+            else if ( maFrameData.mnHitTest & BorderWindowHitTest::Help )
+            {
+                maFrameData.mnHelpState |= DrawButtonFlags::Pressed;
+                pBorderWindow->InvalidateBorder();
+            }
+            else
+            {
+                if ( rMEvt.GetClicks() == 1 )
+                {
+                    Point aPos  = pBorderWindow->GetPosPixel();
+                    Size  aSize = pBorderWindow->GetOutputSizePixel();
+                    maFrameData.mnTrackX      = aPos.X();
+                    maFrameData.mnTrackY      = aPos.Y();
+                    maFrameData.mnTrackWidth  = aSize.Width();
+                    maFrameData.mnTrackHeight = aSize.Height();
+
+                    if (maFrameData.mnHitTest & BorderWindowHitTest::Title)
+                        nDragFullTest = DragFullOptions::WindowMove;
+                    else
+                        nDragFullTest = DragFullOptions::WindowSize;
+                }
+                else
+                {
+                    bTracking = false;
+
+                    if ( (maFrameData.mnHitTest & BorderWindowHitTest::Title) &&
+                         ((rMEvt.GetClicks() % 2) == 0) )
+                    {
+                        maFrameData.mnHitTest = BorderWindowHitTest::NONE;
+                        bHitTest = false;
+
+                        if ( pBorderWindow->ImplGetClientWindow()->IsSystemWindow() )
+                        {
+                            SystemWindow* pClientWindow = static_cast<SystemWindow*>(pBorderWindow->ImplGetClientWindow());
+                            // always perform docking on double click, no button required
+                            pClientWindow->TitleButtonClick( TitleButton::Docking );
+                        }
+                    }
+                }
+            }
+
+            if ( bTracking )
+            {
+                maFrameData.mbDragFull = false;
+                if ( nDragFullTest != DragFullOptions::NONE )
+                    maFrameData.mbDragFull = true;   // always fulldrag for proper docking, ignore system settings
+                pBorderWindow->StartTracking();
+            }
+            else if ( bHitTest )
+                maFrameData.mnHitTest = BorderWindowHitTest::NONE;
+        }
+    }
+
+    return true;
+}
+
+bool ImplStdBorderWindowView::Tracking( const TrackingEvent& rTEvt )
+{
+    ImplBorderWindow* pBorderWindow = maFrameData.mpBorderWindow;
+
+    if ( rTEvt.IsTrackingEnded() )
+    {
+        BorderWindowHitTest nHitTest = maFrameData.mnHitTest;
+        maFrameData.mnHitTest = BorderWindowHitTest::NONE;
+
+        if ( nHitTest & BorderWindowHitTest::Close )
+        {
+            if ( maFrameData.mnCloseState & DrawButtonFlags::Pressed )
+            {
+                maFrameData.mnCloseState &= ~DrawButtonFlags::Pressed;
+                pBorderWindow->InvalidateBorder();
+
+                // do not call a Click-Handler when aborting
+                if ( !rTEvt.IsTrackingCanceled() )
+                {
+                    // dispatch to correct window type (why is Close() not virtual ??? )
+                    // TODO: make Close() virtual
+                    VclPtr<vcl::Window> pWin = pBorderWindow->ImplGetClientWindow()->ImplGetWindow();
+                    SystemWindow  *pSysWin  = dynamic_cast<SystemWindow* >(pWin.get());
+                    DockingWindow *pDockWin = dynamic_cast<DockingWindow*>(pWin.get());
+                    if ( pSysWin )
+                        pSysWin->Close();
+                    else if ( pDockWin )
+                        pDockWin->Close();
+                }
+            }
+        }
+        else if ( nHitTest & BorderWindowHitTest::Dock )
+        {
+            if ( maFrameData.mnDockState & DrawButtonFlags::Pressed )
+            {
+                maFrameData.mnDockState &= ~DrawButtonFlags::Pressed;
+                pBorderWindow->InvalidateBorder();
+
+                // do not call a Click-Handler when aborting
+                if ( !rTEvt.IsTrackingCanceled() )
+                {
+                    if ( pBorderWindow->ImplGetClientWindow()->IsSystemWindow() )
+                    {
+                        SystemWindow* pClientWindow = static_cast<SystemWindow*>(pBorderWindow->ImplGetClientWindow());
+                        pClientWindow->TitleButtonClick( TitleButton::Docking );
+                    }
+                }
+            }
+        }
+        else if ( nHitTest & BorderWindowHitTest::Menu )
+        {
+            if ( maFrameData.mnMenuState & DrawButtonFlags::Pressed )
+            {
+                maFrameData.mnMenuState &= ~DrawButtonFlags::Pressed;
+                pBorderWindow->InvalidateBorder();
+
+                // handler already called on mouse down
+            }
+        }
+        else if ( nHitTest & BorderWindowHitTest::Hide )
+        {
+            if ( maFrameData.mnHideState & DrawButtonFlags::Pressed )
+            {
+                maFrameData.mnHideState &= ~DrawButtonFlags::Pressed;
+                pBorderWindow->InvalidateBorder();
+
+                // do not call a Click-Handler when aborting
+                if ( !rTEvt.IsTrackingCanceled() )
+                {
+                    if ( pBorderWindow->ImplGetClientWindow()->IsSystemWindow() )
+                    {
+                        SystemWindow* pClientWindow = static_cast<SystemWindow*>(pBorderWindow->ImplGetClientWindow());
+                        pClientWindow->TitleButtonClick( TitleButton::Hide );
+                    }
+                }
+            }
+        }
+        else if ( nHitTest & BorderWindowHitTest::Help )
+        {
+            if ( maFrameData.mnHelpState & DrawButtonFlags::Pressed )
+            {
+                maFrameData.mnHelpState &= ~DrawButtonFlags::Pressed;
+                pBorderWindow->InvalidateBorder();
+            }
+        }
+        else
+        {
+            if ( maFrameData.mbDragFull )
+            {
+                // restore old state when aborting
+                if ( rTEvt.IsTrackingCanceled() )
+                    pBorderWindow->SetPosSizePixel( Point( maFrameData.mnTrackX, maFrameData.mnTrackY ), Size( maFrameData.mnTrackWidth, maFrameData.mnTrackHeight ) );
+            }
+            else
+            {
+                pBorderWindow->HideTracking();
+                if ( !rTEvt.IsTrackingCanceled() )
+                    pBorderWindow->SetPosSizePixel( Point( maFrameData.mnTrackX, maFrameData.mnTrackY ), Size( maFrameData.mnTrackWidth, maFrameData.mnTrackHeight ) );
+            }
+
+            if ( !rTEvt.IsTrackingCanceled() )
+            {
+                if ( pBorderWindow->ImplGetClientWindow()->ImplIsFloatingWindow() )
+                {
+                    if ( static_cast<FloatingWindow*>(pBorderWindow->ImplGetClientWindow())->IsInPopupMode() )
+                        static_cast<FloatingWindow*>(pBorderWindow->ImplGetClientWindow())->EndPopupMode( FloatWinPopupEndFlags::TearOff );
+                }
+            }
+        }
+    }
+    else if ( !rTEvt.GetMouseEvent().IsSynthetic() )
+    {
+        Point aMousePos = rTEvt.GetMouseEvent().GetPosPixel();
+
+        if ( maFrameData.mnHitTest & BorderWindowHitTest::Close )
+        {
+            if ( maFrameData.maCloseRect.Contains( aMousePos ) )
+            {
+                if ( !(maFrameData.mnCloseState & DrawButtonFlags::Pressed) )
+                {
+                    maFrameData.mnCloseState |= DrawButtonFlags::Pressed;
+                    pBorderWindow->InvalidateBorder();
+                }
+            }
+            else
+            {
+                if ( maFrameData.mnCloseState & DrawButtonFlags::Pressed )
+                {
+                    maFrameData.mnCloseState &= ~DrawButtonFlags::Pressed;
+                    pBorderWindow->InvalidateBorder();
+                }
+            }
+        }
+        else if ( maFrameData.mnHitTest & BorderWindowHitTest::Dock )
+        {
+            if ( maFrameData.maDockRect.Contains( aMousePos ) )
+            {
+                if ( !(maFrameData.mnDockState & DrawButtonFlags::Pressed) )
+                {
+                    maFrameData.mnDockState |= DrawButtonFlags::Pressed;
+                    pBorderWindow->InvalidateBorder();
+                }
+            }
+            else
+            {
+                if ( maFrameData.mnDockState & DrawButtonFlags::Pressed )
+                {
+                    maFrameData.mnDockState &= ~DrawButtonFlags::Pressed;
+                    pBorderWindow->InvalidateBorder();
+                }
+            }
+        }
+        else if ( maFrameData.mnHitTest & BorderWindowHitTest::Menu )
+        {
+            if ( maFrameData.maMenuRect.Contains( aMousePos ) )
+            {
+                if ( !(maFrameData.mnMenuState & DrawButtonFlags::Pressed) )
+                {
+                    maFrameData.mnMenuState |= DrawButtonFlags::Pressed;
+                    pBorderWindow->InvalidateBorder();
+                }
+            }
+            else
+            {
+                if ( maFrameData.mnMenuState & DrawButtonFlags::Pressed )
+                {
+                    maFrameData.mnMenuState &= ~DrawButtonFlags::Pressed;
+                    pBorderWindow->InvalidateBorder();
+                }
+            }
+        }
+        else if ( maFrameData.mnHitTest & BorderWindowHitTest::Hide )
+        {
+            if ( maFrameData.maHideRect.Contains( aMousePos ) )
+            {
+                if ( !(maFrameData.mnHideState & DrawButtonFlags::Pressed) )
+                {
+                    maFrameData.mnHideState |= DrawButtonFlags::Pressed;
+                    pBorderWindow->InvalidateBorder();
+                }
+            }
+            else
+            {
+                if ( maFrameData.mnHideState & DrawButtonFlags::Pressed )
+                {
+                    maFrameData.mnHideState &= ~DrawButtonFlags::Pressed;
+                    pBorderWindow->InvalidateBorder();
+                }
+            }
+        }
+        else if ( maFrameData.mnHitTest & BorderWindowHitTest::Help )
+        {
+            if ( maFrameData.maHelpRect.Contains( aMousePos ) )
+            {
+                if ( !(maFrameData.mnHelpState & DrawButtonFlags::Pressed) )
+                {
+                    maFrameData.mnHelpState |= DrawButtonFlags::Pressed;
+                    pBorderWindow->InvalidateBorder();
+                }
+            }
+            else
+            {
+                if ( maFrameData.mnHelpState & DrawButtonFlags::Pressed )
+                {
+                    maFrameData.mnHelpState &= ~DrawButtonFlags::Pressed;
+                    pBorderWindow->InvalidateBorder();
+                }
+            }
+        }
+        else
+        {
+            aMousePos.AdjustX( -(maFrameData.maMouseOff.X()) );
+            aMousePos.AdjustY( -(maFrameData.maMouseOff.Y()) );
+
+            if ( maFrameData.mnHitTest & BorderWindowHitTest::Title )
+            {
+                maFrameData.mpBorderWindow->SetPointer( PointerStyle::Move );
+
+                Point aPos = pBorderWindow->GetPosPixel();
+                aPos.AdjustX(aMousePos.X() );
+                aPos.AdjustY(aMousePos.Y() );
+                if ( maFrameData.mbDragFull )
+                {
+                    pBorderWindow->SetPosPixel( aPos );
+                    pBorderWindow->ImplUpdateAll();
+                    pBorderWindow->ImplGetFrameWindow()->ImplUpdateAll();
+                }
+                else
+                {
+                    maFrameData.mnTrackX = aPos.X();
+                    maFrameData.mnTrackY = aPos.Y();
+                    pBorderWindow->ShowTracking( tools::Rectangle( pBorderWindow->ScreenToOutputPixel( aPos ), pBorderWindow->GetOutputSizePixel() ), ShowTrackFlags::Big );
+                }
+            }
+            else
+            {
+                Point       aOldPos         = pBorderWindow->GetPosPixel();
+                Size        aSize           = pBorderWindow->GetSizePixel();
+                tools::Rectangle   aNewRect( aOldPos, aSize );
+                tools::Long        nOldWidth       = aSize.Width();
+                tools::Long        nOldHeight      = aSize.Height();
+                tools::Long        nBorderWidth    = maFrameData.mnLeftBorder+maFrameData.mnRightBorder;
+                tools::Long        nBorderHeight   = maFrameData.mnTopBorder+maFrameData.mnBottomBorder;
+                tools::Long        nMinWidth       = pBorderWindow->mnMinWidth+nBorderWidth;
+                tools::Long        nMinHeight      = pBorderWindow->mnMinHeight+nBorderHeight;
+                tools::Long        nMinWidth2      = nBorderWidth;
+                tools::Long        nMaxWidth       = pBorderWindow->mnMaxWidth+nBorderWidth;
+                tools::Long        nMaxHeight      = pBorderWindow->mnMaxHeight+nBorderHeight;
+
+                if ( maFrameData.mnTitleHeight )
+                {
+                    nMinWidth2 += 4;
+
+                    if ( pBorderWindow->GetStyle() & WB_CLOSEABLE )
+                        nMinWidth2 += maFrameData.maCloseRect.GetWidth();
+                }
+                if ( nMinWidth2 > nMinWidth )
+                    nMinWidth = nMinWidth2;
+                if ( maFrameData.mnHitTest & (BorderWindowHitTest::Left | BorderWindowHitTest::TopLeft | BorderWindowHitTest::BottomLeft) )
+                {
+                    aNewRect.AdjustLeft(aMousePos.X() );
+                    if ( aNewRect.GetWidth() < nMinWidth )
+                        aNewRect.SetLeft( aNewRect.Right()-nMinWidth+1 );
+                    else if ( aNewRect.GetWidth() > nMaxWidth )
+                        aNewRect.SetLeft( aNewRect.Right()-nMaxWidth+1 );
+                }
+                else if ( maFrameData.mnHitTest & (BorderWindowHitTest::Right | BorderWindowHitTest::TopRight | BorderWindowHitTest::BottomRight) )
+                {
+                    aNewRect.AdjustRight(aMousePos.X() );
+                    if ( aNewRect.GetWidth() < nMinWidth )
+                        aNewRect.SetRight( aNewRect.Left()+nMinWidth+1 );
+                    else if ( aNewRect.GetWidth() > nMaxWidth )
+                        aNewRect.SetRight( aNewRect.Left()+nMaxWidth+1 );
+                }
+                if ( maFrameData.mnHitTest & (BorderWindowHitTest::Top | BorderWindowHitTest::TopLeft | BorderWindowHitTest::TopRight) )
+                {
+                    aNewRect.AdjustTop(aMousePos.Y() );
+                    if ( aNewRect.GetHeight() < nMinHeight )
+                        aNewRect.SetTop( aNewRect.Bottom()-nMinHeight+1 );
+                    else if ( aNewRect.GetHeight() > nMaxHeight )
+                        aNewRect.SetTop( aNewRect.Bottom()-nMaxHeight+1 );
+                }
+                else if ( maFrameData.mnHitTest & (BorderWindowHitTest::Bottom | BorderWindowHitTest::BottomLeft | BorderWindowHitTest::BottomRight) )
+                {
+                    aNewRect.AdjustBottom(aMousePos.Y() );
+                    if ( aNewRect.GetHeight() < nMinHeight )
+                        aNewRect.SetBottom( aNewRect.Top()+nMinHeight+1 );
+                    else if ( aNewRect.GetHeight() > nMaxHeight )
+                        aNewRect.SetBottom( aNewRect.Top()+nMaxHeight+1 );
+                }
+
+                // call Resizing-Handler for SystemWindows
+                if ( pBorderWindow->ImplGetClientWindow()->IsSystemWindow() )
+                {
+                    // adjust size for Resizing-call
+                    aSize = aNewRect.GetSize();
+                    aSize.AdjustWidth( -nBorderWidth );
+                    aSize.AdjustHeight( -nBorderHeight );
+                    static_cast<SystemWindow*>(pBorderWindow->ImplGetClientWindow())->Resizing( aSize );
+                    aSize.AdjustWidth(nBorderWidth );
+                    aSize.AdjustHeight(nBorderHeight );
+                    if ( aSize.Width() < nMinWidth )
+                        aSize.setWidth( nMinWidth );
+                    if ( aSize.Height() < nMinHeight )
+                        aSize.setHeight( nMinHeight );
+                    if ( aSize.Width() > nMaxWidth )
+                        aSize.setWidth( nMaxWidth );
+                    if ( aSize.Height() > nMaxHeight )
+                        aSize.setHeight( nMaxHeight );
+                    if ( maFrameData.mnHitTest & (BorderWindowHitTest::Left | BorderWindowHitTest::TopLeft | BorderWindowHitTest::BottomLeft) )
+                        aNewRect.SetLeft( aNewRect.Right()-aSize.Width()+1 );
+                    else
+                        aNewRect.SetRight( aNewRect.Left()+aSize.Width()-1 );
+                    if ( maFrameData.mnHitTest & (BorderWindowHitTest::Top | BorderWindowHitTest::TopLeft | BorderWindowHitTest::TopRight) )
+                        aNewRect.SetTop( aNewRect.Bottom()-aSize.Height()+1 );
+                    else
+                        aNewRect.SetBottom( aNewRect.Top()+aSize.Height()-1 );
+                }
+
+                if ( maFrameData.mbDragFull )
+                {
+                    // no move (only resize) if position did not change
+                    if( aOldPos != aNewRect.TopLeft() )
+                        pBorderWindow->setPosSizePixel( aNewRect.Left(), aNewRect.Top(),
+                                                    aNewRect.GetWidth(), aNewRect.GetHeight() );
+                    else
+                        pBorderWindow->setPosSizePixel( aNewRect.Left(), aNewRect.Top(),
+                                                    aNewRect.GetWidth(), aNewRect.GetHeight(), PosSizeFlags::Size );
+
+                    pBorderWindow->ImplUpdateAll();
+                    pBorderWindow->ImplGetFrameWindow()->ImplUpdateAll();
+                    if ( maFrameData.mnHitTest & (BorderWindowHitTest::Right | BorderWindowHitTest::TopRight | BorderWindowHitTest::BottomRight) )
+                        maFrameData.maMouseOff.AdjustX(aNewRect.GetWidth()-nOldWidth );
+                    if ( maFrameData.mnHitTest & (BorderWindowHitTest::Bottom | BorderWindowHitTest::BottomLeft | BorderWindowHitTest::BottomRight) )
+                        maFrameData.maMouseOff.AdjustY(aNewRect.GetHeight()-nOldHeight );
+                }
+                else
+                {
+                    maFrameData.mnTrackX        = aNewRect.Left();
+                    maFrameData.mnTrackY        = aNewRect.Top();
+                    maFrameData.mnTrackWidth    = aNewRect.GetWidth();
+                    maFrameData.mnTrackHeight   = aNewRect.GetHeight();
+                    pBorderWindow->ShowTracking( tools::Rectangle( pBorderWindow->ScreenToOutputPixel( aNewRect.TopLeft() ), aNewRect.GetSize() ), ShowTrackFlags::Big );
+                }
+            }
+        }
+    }
+
+    return true;
+}
+
+OUString ImplStdBorderWindowView::RequestHelp( const Point& rPos, tools::Rectangle& rHelpRect )
+{
+    return ImplRequestHelp( &maFrameData, rPos, rHelpRect );
+}
+
+tools::Rectangle ImplStdBorderWindowView::GetMenuRect() const
+{
+    return maFrameData.maMenuRect;
+}
+
+void ImplStdBorderWindowView::Init( OutputDevice* pDev, tools::Long nWidth, tools::Long nHeight )
+{
+    ImplBorderFrameData*    pData = &maFrameData;
+    ImplBorderWindow*       pBorderWindow = maFrameData.mpBorderWindow;
+    const StyleSettings&    rStyleSettings = pDev->GetSettings().GetStyleSettings();
+    DecorationView          aDecoView( pDev );
+    tools::Rectangle               aRect( 0, 0, 10, 10 );
+    tools::Rectangle               aCalcRect = aDecoView.DrawFrame( aRect, DrawFrameStyle::DoubleOut, DrawFrameFlags::NoDraw );
+
+    pData->mpOutDev         = pDev;
+    pData->mnWidth          = nWidth;
+    pData->mnHeight         = nHeight;
+
+    pData->mnTitleType      = pBorderWindow->mnTitleType;
+
+    if ( !(pBorderWindow->GetStyle() & (WB_MOVEABLE | WB_POPUP)) || (pData->mnTitleType == BorderWindowTitleType::NONE) )
+        pData->mnBorderSize = 0;
+    else if ( pData->mnTitleType == BorderWindowTitleType::Tearoff )
+        pData->mnBorderSize = 0;
+    else
+        pData->mnBorderSize = StyleSettings::GetBorderSize();
+    pData->mnLeftBorder     = aCalcRect.Left();
+    pData->mnTopBorder      = aCalcRect.Top();
+    pData->mnRightBorder    = aRect.Right()-aCalcRect.Right();
+    pData->mnBottomBorder   = aRect.Bottom()-aCalcRect.Bottom();
+    pData->mnLeftBorder    += pData->mnBorderSize;
+    pData->mnTopBorder     += pData->mnBorderSize;
+    pData->mnRightBorder   += pData->mnBorderSize;
+    pData->mnBottomBorder  += pData->mnBorderSize;
+    pData->mnNoTitleTop     = pData->mnTopBorder;
+
+    ImplInitTitle(&maFrameData);
+    if (pData->mnTitleHeight)
+    {
+        // to improve symbol display force a minimum title height
+        if (pData->mnTitleType != BorderWindowTitleType::Tearoff &&
+            pData->mnTitleHeight < MIN_CAPTION_HEIGHT)
+            pData->mnTitleHeight = MIN_CAPTION_HEIGHT;
+
+        // set a proper background for drawing
+        // highlighted buttons in the title
+        pBorderWindow->SetBackground( rStyleSettings.GetFaceColor() );
+
+        pData->maTitleRect.SetLeft( pData->mnLeftBorder );
+        pData->maTitleRect.SetRight( nWidth-pData->mnRightBorder-1 );
+        pData->maTitleRect.SetTop( pData->mnTopBorder );
+        pData->maTitleRect.SetBottom( pData->maTitleRect.Top()+pData->mnTitleHeight-1 );
+
+        if ( pData->mnTitleType & (BorderWindowTitleType::Normal | BorderWindowTitleType::Small) )
+        {
+            tools::Long nRight         = pData->maTitleRect.Right() - 3;
+            tools::Long const nItemTop = pData->maTitleRect.Top() + 2;
+            tools::Long const nItemBottom = pData->maTitleRect.Bottom() - 2;
+
+            auto addSquareOnRight = [&nRight, nItemTop, nItemBottom](
+                tools::Rectangle & rect, tools::Long gap)
+            {
+                rect.SetTop( nItemTop );
+                rect.SetBottom( nItemBottom );
+                rect.SetRight( nRight );
+                rect.SetLeft( rect.Right() - rect.GetHeight() + 1 );
+                nRight -= rect.GetWidth() + gap;
+            };
+
+            if ( pBorderWindow->GetStyle() & WB_CLOSEABLE )
+            {
+                addSquareOnRight(pData->maCloseRect, 3);
+            }
+
+            if ( pBorderWindow->mbMenuBtn )
+            {
+                addSquareOnRight(pData->maMenuRect, 0);
+            }
+
+            if ( pBorderWindow->mbDockBtn )
+            {
+                addSquareOnRight(pData->maDockRect, 0);
+            }
+
+            if ( pBorderWindow->mbHideBtn )
+            {
+                addSquareOnRight(pData->maHideRect, 0);
+            }
+        }
+        else
+        {
+            pData->maCloseRect.SetEmpty();
+            pData->maDockRect.SetEmpty();
+            pData->maMenuRect.SetEmpty();
+            pData->maHideRect.SetEmpty();
+            pData->maHelpRect.SetEmpty();
+        }
+
+        pData->mnTopBorder  += pData->mnTitleHeight;
+    }
+    else
+    {
+        pData->maTitleRect.SetEmpty();
+        pData->maCloseRect.SetEmpty();
+        pData->maDockRect.SetEmpty();
+        pData->maMenuRect.SetEmpty();
+        pData->maHideRect.SetEmpty();
+        pData->maHelpRect.SetEmpty();
+    }
+}
+
+void ImplStdBorderWindowView::GetBorder( sal_Int32& rLeftBorder, sal_Int32& rTopBorder,
+                                         sal_Int32& rRightBorder, sal_Int32& rBottomBorder ) const
+{
+    rLeftBorder     = maFrameData.mnLeftBorder;
+    rTopBorder      = maFrameData.mnTopBorder;
+    rRightBorder    = maFrameData.mnRightBorder;
+    rBottomBorder   = maFrameData.mnBottomBorder;
+}
+
+tools::Long ImplStdBorderWindowView::CalcTitleWidth() const
+{
+    return ImplCalcTitleWidth( &maFrameData );
+}
+
+void ImplStdBorderWindowView::DrawWindow(vcl::RenderContext& rRenderContext, const Point* pOffset)
+{
+    ImplBorderFrameData* pData = &maFrameData;
+    ImplBorderWindow* pBorderWindow = pData->mpBorderWindow;
+    Point aTmpPoint = pOffset ? *pOffset : Point();
+    tools::Rectangle aInRect( aTmpPoint, Size( pData->mnWidth, pData->mnHeight ) );
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+    Color aFaceColor(rStyleSettings.GetFaceColor());
+    Color aFrameColor(aFaceColor);
+
+    aFrameColor.DecreaseContrast(sal_uInt8(0.5 * 255));
+
+    // Draw Frame
+    vcl::Region oldClipRgn(rRenderContext.GetClipRegion());
+
+    // for popups, don't draw part of the frame
+    if (!(pData->mnTitleType & (BorderWindowTitleType::Normal | BorderWindowTitleType::Small)))
+    {
+        FloatingWindow* pWin = dynamic_cast<FloatingWindow*>(pData->mpBorderWindow->GetWindow(GetWindowType::Client));
+        if (pWin)
+        {
+            vcl::Region aClipRgn(aInRect);
+            tools::Rectangle aItemClipRect(pWin->ImplGetItemEdgeClipRect());
+            if (!aItemClipRect.IsEmpty())
+            {
+                aItemClipRect.SetPos(pData->mpBorderWindow->AbsoluteScreenToOutputPixel(aItemClipRect.TopLeft()));
+                aClipRgn.Exclude(aItemClipRect);
+                rRenderContext.SetClipRegion(aClipRgn);
+            }
+        }
+    }
+
+    // single line frame
+    rRenderContext.SetLineColor(aFrameColor);
+    rRenderContext.SetFillColor();
+    rRenderContext.DrawRect(aInRect);
+    aInRect.AdjustLeft( 1 );
+    aInRect.AdjustRight( -1 );
+    aInRect.AdjustTop( 1 );
+    aInRect.AdjustBottom( -1 );
+
+    // restore
+    if (!(pData->mnTitleType & (BorderWindowTitleType::Normal | BorderWindowTitleType::Small)))
+        rRenderContext.SetClipRegion(oldClipRgn);
+
+    // Draw Border
+    rRenderContext.SetLineColor();
+    tools::Long nBorderSize = pData->mnBorderSize;
+    if (nBorderSize)
+    {
+        rRenderContext.SetFillColor(rStyleSettings.GetFaceColor());
+        rRenderContext.DrawRect(tools::Rectangle(Point(aInRect.Left(), aInRect.Top()),
+                                 Size(aInRect.GetWidth(), nBorderSize)));
+        rRenderContext.DrawRect(tools::Rectangle(Point(aInRect.Left(), aInRect.Top() + nBorderSize),
+                                 Size(nBorderSize, aInRect.GetHeight() - nBorderSize)));
+        rRenderContext.DrawRect(tools::Rectangle(Point(aInRect.Left(), aInRect.Bottom() - nBorderSize + 1),
+                                 Size(aInRect.GetWidth(), nBorderSize)));
+        rRenderContext.DrawRect(tools::Rectangle(Point(aInRect.Right()-nBorderSize + 1, aInRect.Top() + nBorderSize),
+                                 Size(nBorderSize, aInRect.GetHeight() - nBorderSize)));
+    }
+
+    // Draw Title
+    if (!pData->maTitleRect.IsEmpty())
+    {
+        aInRect = pData->maTitleRect;
+
+        // use no gradient anymore, just a static titlecolor
+        if (pData->mnTitleType == BorderWindowTitleType::Tearoff)
+            rRenderContext.SetFillColor(rStyleSettings.GetFaceGradientColor());
+        else if (pData->mnTitleType == BorderWindowTitleType::Popup)
+            rRenderContext.SetFillColor(aFaceColor);
+        else
+            rRenderContext.SetFillColor(aFrameColor);
+
+        rRenderContext.SetTextColor(rStyleSettings.GetButtonTextColor());
+        tools::Rectangle aTitleRect(pData->maTitleRect);
+        if(pOffset)
+            aTitleRect.Move(pOffset->X(), pOffset->Y());
+        rRenderContext.DrawRect(aTitleRect);
+
+        if (pData->mnTitleType != BorderWindowTitleType::Tearoff)
+        {
+            aInRect.AdjustLeft(2 );
+            aInRect.AdjustRight( -2 );
+
+            if (!pData->maHelpRect.IsEmpty())
+                aInRect.SetRight( pData->maHelpRect.Left() - 2 );
+            else if (!pData->maHideRect.IsEmpty())
+                aInRect.SetRight( pData->maHideRect.Left() - 2 );
+            else if (!pData->maDockRect.IsEmpty())
+                aInRect.SetRight( pData->maDockRect.Left() - 2 );
+            else if (!pData->maMenuRect.IsEmpty())
+                aInRect.SetRight( pData->maMenuRect.Left() - 2 );
+            else if (!pData->maCloseRect.IsEmpty())
+                aInRect.SetRight( pData->maCloseRect.Left() - 2 );
+
+            if (pOffset)
+                aInRect.Move(pOffset->X(), pOffset->Y());
+
+            DrawTextFlags nTextStyle = DrawTextFlags::Left | DrawTextFlags::VCenter | DrawTextFlags::EndEllipsis | DrawTextFlags::Clip;
+
+            // must show tooltip ?
+            TextRectInfo aInfo;
+            rRenderContext.GetTextRect(aInRect, pBorderWindow->GetText(), nTextStyle, &aInfo);
+            pData->mbTitleClipped = aInfo.IsEllipses();
+
+            rRenderContext.DrawText(aInRect, pBorderWindow->GetText(), nTextStyle);
+        }
+        else
+        {
+            ToolBox::ImplDrawGrip(rRenderContext, aTitleRect, ToolBox::ImplGetDragWidth(rRenderContext, false),
+                                  WindowAlign::Left, false);
+        }
+    }
+
+    if (!pData->maCloseRect.IsEmpty())
+    {
+        tools::Rectangle aSymbolRect(pData->maCloseRect);
+        if (pOffset)
+            aSymbolRect.Move(pOffset->X(), pOffset->Y());
+        ImplDrawBrdWinSymbolButton(&rRenderContext, aSymbolRect, SymbolType::CLOSE, pData->mnCloseState);
+    }
+    if (!pData->maDockRect.IsEmpty())
+    {
+        tools::Rectangle aSymbolRect(pData->maDockRect);
+        if (pOffset)
+            aSymbolRect.Move(pOffset->X(), pOffset->Y());
+        ImplDrawBrdWinSymbolButton(&rRenderContext, aSymbolRect, SymbolType::DOCK, pData->mnDockState);
+    }
+    if (!pData->maMenuRect.IsEmpty())
+    {
+        tools::Rectangle aSymbolRect(pData->maMenuRect);
+        if (pOffset)
+            aSymbolRect.Move(pOffset->X(), pOffset->Y());
+        ImplDrawBrdWinSymbolButton(&rRenderContext, aSymbolRect, SymbolType::MENU, pData->mnMenuState);
+    }
+    if (!pData->maHideRect.IsEmpty())
+    {
+        tools::Rectangle aSymbolRect(pData->maHideRect);
+        if (pOffset)
+            aSymbolRect.Move(pOffset->X(), pOffset->Y());
+        ImplDrawBrdWinSymbolButton(&rRenderContext, aSymbolRect, SymbolType::HIDE, pData->mnHideState);
+    }
+
+    if (!pData->maHelpRect.IsEmpty())
+    {
+        tools::Rectangle aSymbolRect(pData->maHelpRect);
+        if (pOffset)
+            aSymbolRect.Move(pOffset->X(), pOffset->Y());
+        ImplDrawBrdWinSymbolButton(&rRenderContext, aSymbolRect, SymbolType::HELP, pData->mnHelpState);
+    }
+}
+
+void ImplBorderWindow::ImplInit( vcl::Window* pParent,
+                                 WinBits nStyle, BorderWindowStyle nTypeStyle,
+                                 SystemParentData* pSystemParentData
+                                 )
+{
+    // remove all unwanted WindowBits
+    WinBits nOrgStyle = nStyle;
+    WinBits nTestStyle = (WB_MOVEABLE | WB_SIZEABLE | WB_CLOSEABLE | WB_STANDALONE | WB_DIALOGCONTROL | WB_NODIALOGCONTROL | WB_SYSTEMFLOATWIN | WB_INTROWIN | WB_DEFAULTWIN | WB_TOOLTIPWIN | WB_NOSHADOW | WB_OWNERDRAWDECORATION | WB_SYSTEMCHILDWINDOW  | WB_POPUP);
+    if ( nTypeStyle & BorderWindowStyle::App )
+        nTestStyle |= WB_APP;
+    nStyle &= nTestStyle;
+
+    mpWindowImpl->mbBorderWin       = true;
+    mbSmallOutBorder    = false;
+    if ( nTypeStyle & BorderWindowStyle::Frame )
+    {
+        if( nStyle & WB_SYSTEMCHILDWINDOW )
+        {
+            mpWindowImpl->mbOverlapWin  = true;
+            mpWindowImpl->mbFrame       = true;
+            mbFrameBorder               = false;
+        }
+        else if( nStyle & (WB_OWNERDRAWDECORATION | WB_POPUP) )
+        {
+            mpWindowImpl->mbOverlapWin  = true;
+            mpWindowImpl->mbFrame       = true;
+            mbFrameBorder   = (nOrgStyle & WB_NOBORDER) == 0;
+        }
+        else
+        {
+            mpWindowImpl->mbOverlapWin  = true;
+            mpWindowImpl->mbFrame       = true;
+            mbFrameBorder   = false;
+            // closeable windows may have a border as well, eg. system floating windows without caption
+            if ( (nOrgStyle & (WB_BORDER | WB_NOBORDER | WB_MOVEABLE | WB_SIZEABLE/* | WB_CLOSEABLE*/)) == WB_BORDER )
+                mbSmallOutBorder = true;
+        }
+    }
+    else if ( nTypeStyle & BorderWindowStyle::Overlap )
+    {
+        mpWindowImpl->mbOverlapWin  = true;
+        mbFrameBorder   = true;
+    }
+    else
+        mbFrameBorder   = false;
+
+    if ( nTypeStyle & BorderWindowStyle::Float )
+        mbFloatWindow = true;
+    else
+        mbFloatWindow = false;
+
+    Window::ImplInit( pParent, nStyle, pSystemParentData );
+    SetBackground();
+    SetTextFillColor();
+
+    mpMenuBarWindow = nullptr;
+    mnMinWidth      = 0;
+    mnMinHeight     = 0;
+    mnMaxWidth      = SHRT_MAX;
+    mnMaxHeight     = SHRT_MAX;
+    mnOrgMenuHeight = 0;
+    mbMenuHide      = false;
+    mbDockBtn       = false;
+    mbMenuBtn       = false;
+    mbHideBtn       = false;
+    mbDisplayActive = IsActive();
+
+    if ( nTypeStyle & BorderWindowStyle::Float )
+        mnTitleType = BorderWindowTitleType::Small;
+    else
+        mnTitleType = BorderWindowTitleType::Normal;
+    mnBorderStyle   = WindowBorderStyle::NORMAL;
+    InitView();
+}
+
+ImplBorderWindow::ImplBorderWindow( vcl::Window* pParent,
+                                    SystemParentData* pSystemParentData,
+                                    WinBits nStyle, BorderWindowStyle nTypeStyle
+                                    ) : Window( WindowType::BORDERWINDOW )
+{
+    ImplInit( pParent, nStyle, nTypeStyle, pSystemParentData );
+}
+
+ImplBorderWindow::ImplBorderWindow( vcl::Window* pParent, WinBits nStyle ,
+                                    BorderWindowStyle nTypeStyle ) :
+    Window( WindowType::BORDERWINDOW )
+{
+    ImplInit( pParent, nStyle, nTypeStyle, nullptr );
+}
+
+ImplBorderWindow::~ImplBorderWindow()
+{
+    disposeOnce();
+}
+
+void ImplBorderWindow::dispose()
+{
+    mpBorderView.reset();
+    mpMenuBarWindow.clear();
+    mpNotebookBar.disposeAndClear();
+    vcl::Window::dispose();
+}
+
+void ImplBorderWindow::MouseMove( const MouseEvent& rMEvt )
+{
+    if (mpBorderView)
+        mpBorderView->MouseMove( rMEvt );
+}
+
+void ImplBorderWindow::MouseButtonDown( const MouseEvent& rMEvt )
+{
+    if (mpBorderView)
+        mpBorderView->MouseButtonDown( rMEvt );
+}
+
+void ImplBorderWindow::Tracking( const TrackingEvent& rTEvt )
+{
+    if (mpBorderView)
+        mpBorderView->Tracking( rTEvt );
+}
+
+void ImplBorderWindow::Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& )
+{
+    if (mpBorderView)
+        mpBorderView->DrawWindow(rRenderContext);
+}
+
+void ImplBorderWindow::Draw( OutputDevice* pOutDev, const Point& rPos )
+{
+    if (mpBorderView)
+        mpBorderView->DrawWindow(*pOutDev, &rPos);
+}
+
+void ImplBorderWindow::Activate()
+{
+    SetDisplayActive( true );
+    Window::Activate();
+}
+
+void ImplBorderWindow::Deactivate()
+{
+    // remove active windows from the ruler, also ignore the Deactivate
+    // if a menu becomes active
+    if (GetActivateMode() != ActivateModeFlags::NONE && !ImplGetSVData()->mpWinData->mbNoDeactivate)
+        SetDisplayActive( false );
+    Window::Deactivate();
+}
+
+void ImplBorderWindow::RequestHelp( const HelpEvent& rHEvt )
+{
+    // no keyboard help for border window
+    if ( rHEvt.GetMode() & (HelpEventMode::BALLOON | HelpEventMode::QUICK) && !rHEvt.KeyboardActivated() )
+    {
+        Point       aMousePosPixel = ScreenToOutputPixel( rHEvt.GetMousePosPixel() );
+        tools::Rectangle   aHelpRect;
+        OUString    aHelpStr( mpBorderView->RequestHelp( aMousePosPixel, aHelpRect ) );
+
+        // retrieve rectangle
+        if ( !aHelpStr.isEmpty() )
+        {
+            aHelpRect.SetPos( OutputToScreenPixel( aHelpRect.TopLeft() ) );
+            if ( rHEvt.GetMode() & HelpEventMode::BALLOON )
+                Help::ShowBalloon( this, aHelpRect.Center(), aHelpRect, aHelpStr );
+            else
+                Help::ShowQuickHelp( this, aHelpRect, aHelpStr );
+            return;
+        }
+    }
+
+    Window::RequestHelp( rHEvt );
+}
+
+void ImplBorderWindow::Resize()
+{
+    Size aSize = GetOutputSizePixel();
+
+    vcl::Window* pClientWindow = ImplGetClientWindow();
+
+    sal_Int32 nLeftBorder;
+    sal_Int32 nTopBorder;
+    sal_Int32 nRightBorder;
+    sal_Int32 nBottomBorder;
+    mpBorderView->GetBorder( nLeftBorder, nTopBorder, nRightBorder, nBottomBorder );
+
+    if (mpMenuBarWindow)
+    {
+        tools::Long nMenuHeight = mpMenuBarWindow->GetSizePixel().Height();
+        if ( mbMenuHide )
+        {
+            if ( nMenuHeight )
+                mnOrgMenuHeight = nMenuHeight;
+            nMenuHeight = 0;
+        }
+        else
+        {
+            if ( !nMenuHeight )
+                nMenuHeight = mnOrgMenuHeight;
+        }
+        mpMenuBarWindow->setPosSizePixel(
+                nLeftBorder, nTopBorder,
+                aSize.Width()-nLeftBorder-nRightBorder,
+                nMenuHeight);
+
+        // shift the notebookbar down accordingly
+        nTopBorder += nMenuHeight;
+    }
+
+    if (mpNotebookBar)
+    {
+        tools::Long nNotebookBarHeight = mpNotebookBar->GetSizePixel().Height();
+
+        const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
+        const BitmapEx& aPersona = rStyleSettings.GetPersonaHeader();
+        // since size of notebookbar changes, to make common persona for menubar
+        // and notebookbar persona should be set again with changed coordinates
+        if (!aPersona.IsEmpty())
+        {
+            Wallpaper aWallpaper(aPersona);
+            aWallpaper.SetStyle(WallpaperStyle::TopRight);
+            aWallpaper.SetRect(tools::Rectangle(Point(0, -nTopBorder),
+                   Size(aSize.Width() - nLeftBorder - nRightBorder,
+                        nNotebookBarHeight + nTopBorder)));
+            mpNotebookBar->SetBackground(aWallpaper);
+        }
+
+        mpNotebookBar->setPosSizePixel(
+                nLeftBorder, nTopBorder,
+                aSize.Width() - nLeftBorder - nRightBorder,
+                nNotebookBarHeight);
+    }
+
+    GetBorder( pClientWindow->mpWindowImpl->mnLeftBorder, pClientWindow->mpWindowImpl->mnTopBorder,
+               pClientWindow->mpWindowImpl->mnRightBorder, pClientWindow->mpWindowImpl->mnBottomBorder );
+    pClientWindow->ImplPosSizeWindow( pClientWindow->mpWindowImpl->mnLeftBorder,
+                                      pClientWindow->mpWindowImpl->mnTopBorder,
+                                      aSize.Width()-pClientWindow->mpWindowImpl->mnLeftBorder-pClientWindow->mpWindowImpl->mnRightBorder,
+                                      aSize.Height()-pClientWindow->mpWindowImpl->mnTopBorder-pClientWindow->mpWindowImpl->mnBottomBorder,
+                                      PosSizeFlags::X | PosSizeFlags::Y |
+                                      PosSizeFlags::Width | PosSizeFlags::Height );
+
+    // UpdateView
+    mpBorderView->Init( GetOutDev(), aSize.Width(), aSize.Height() );
+    InvalidateBorder();
+
+    Window::Resize();
+}
+
+void ImplBorderWindow::StateChanged( StateChangedType nType )
+{
+    if ( (nType == StateChangedType::Text) ||
+         (nType == StateChangedType::Data) )
+    {
+        if (IsReallyVisible() && mbFrameBorder)
+            InvalidateBorder();
+    }
+
+    Window::StateChanged( nType );
+}
+
+void ImplBorderWindow::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    if ( (rDCEvt.GetType() == DataChangedEventType::FONTS) ||
+         (rDCEvt.GetType() == DataChangedEventType::FONTSUBSTITUTION) ||
+         ((rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
+          (rDCEvt.GetFlags() & AllSettingsFlags::STYLE)) )
+    {
+        if ( !mpWindowImpl->mbFrame || (GetStyle() & (WB_OWNERDRAWDECORATION | WB_POPUP)) )
+            UpdateView( true, ImplGetWindow()->GetOutputSizePixel() );
+    }
+
+    Window::DataChanged( rDCEvt );
+}
+
+void ImplBorderWindow::InitView()
+{
+    if ( mbSmallOutBorder )
+        mpBorderView.reset(new ImplSmallBorderWindowView( this ));
+    else if ( mpWindowImpl->mbFrame )
+    {
+        if( mbFrameBorder )
+            mpBorderView.reset(new ImplStdBorderWindowView( this ));
+        else
+            mpBorderView.reset(new ImplNoBorderWindowView);
+    }
+    else if ( !mbFrameBorder )
+        mpBorderView.reset(new ImplSmallBorderWindowView( this ));
+    else
+        mpBorderView.reset(new ImplStdBorderWindowView( this ));
+    Size aSize = GetOutputSizePixel();
+    mpBorderView->Init( GetOutDev(), aSize.Width(), aSize.Height() );
+}
+
+void ImplBorderWindow::UpdateView( bool bNewView, const Size& rNewOutSize )
+{
+    sal_Int32 nLeftBorder;
+    sal_Int32 nTopBorder;
+    sal_Int32 nRightBorder;
+    sal_Int32 nBottomBorder;
+    Size aOldSize = GetSizePixel();
+    Size aOutputSize = rNewOutSize;
+
+    if ( bNewView )
+    {
+        mpBorderView.reset();
+        InitView();
+    }
+    else
+    {
+        Size aSize = aOutputSize;
+        mpBorderView->GetBorder( nLeftBorder, nTopBorder, nRightBorder, nBottomBorder );
+        aSize.AdjustWidth(nLeftBorder+nRightBorder );
+        aSize.AdjustHeight(nTopBorder+nBottomBorder );
+        mpBorderView->Init( GetOutDev(), aSize.Width(), aSize.Height() );
+    }
+
+    vcl::Window* pClientWindow = ImplGetClientWindow();
+    if ( pClientWindow )
+    {
+        GetBorder( pClientWindow->mpWindowImpl->mnLeftBorder, pClientWindow->mpWindowImpl->mnTopBorder,
+                   pClientWindow->mpWindowImpl->mnRightBorder, pClientWindow->mpWindowImpl->mnBottomBorder );
+    }
+    GetBorder( nLeftBorder, nTopBorder, nRightBorder, nBottomBorder );
+    if ( aOldSize.Width() || aOldSize.Height() )
+    {
+        aOutputSize.AdjustWidth(nLeftBorder+nRightBorder );
+        aOutputSize.AdjustHeight(nTopBorder+nBottomBorder );
+        if ( aOutputSize == GetSizePixel() )
+            InvalidateBorder();
+        else
+            SetSizePixel( aOutputSize );
+    }
+}
+
+void ImplBorderWindow::InvalidateBorder()
+{
+    if ( !IsReallyVisible() )
+        return;
+
+    // invalidate only if we have a border
+    sal_Int32 nLeftBorder;
+    sal_Int32 nTopBorder;
+    sal_Int32 nRightBorder;
+    sal_Int32 nBottomBorder;
+    mpBorderView->GetBorder( nLeftBorder, nTopBorder, nRightBorder, nBottomBorder );
+    if ( !(nLeftBorder || nTopBorder || nRightBorder || nBottomBorder) )
+        return;
+
+    tools::Rectangle   aWinRect( Point( 0, 0 ), GetOutputSizePixel() );
+    vcl::Region      aRegion( aWinRect );
+    aWinRect.AdjustLeft(nLeftBorder );
+    aWinRect.AdjustTop(nTopBorder );
+    aWinRect.AdjustRight( -nRightBorder );
+    aWinRect.AdjustBottom( -nBottomBorder );
+    // no output area anymore, now invalidate all
+    if ( (aWinRect.Right() < aWinRect.Left()) ||
+         (aWinRect.Bottom() < aWinRect.Top()) )
+        Invalidate( InvalidateFlags::NoChildren );
+    else
+    {
+        aRegion.Exclude( aWinRect );
+        Invalidate( aRegion, InvalidateFlags::NoChildren );
+    }
+}
+
+void ImplBorderWindow::SetDisplayActive( bool bActive )
+{
+    if ( mbDisplayActive != bActive )
+    {
+        mbDisplayActive = bActive;
+        if ( mbFrameBorder )
+            InvalidateBorder();
+    }
+}
+
+void ImplBorderWindow::SetTitleType( BorderWindowTitleType nTitleType, const Size& rSize )
+{
+    mnTitleType = nTitleType;
+    UpdateView( false, rSize );
+}
+
+void ImplBorderWindow::SetBorderStyle( WindowBorderStyle nStyle )
+{
+    if ( !mbFrameBorder && (mnBorderStyle != nStyle) )
+    {
+        mnBorderStyle = nStyle;
+        UpdateView( false, ImplGetWindow()->GetOutputSizePixel() );
+    }
+}
+
+void ImplBorderWindow::SetCloseButton()
+{
+    SetStyle( GetStyle() | WB_CLOSEABLE );
+    Size aSize = GetOutputSizePixel();
+    mpBorderView->Init( GetOutDev(), aSize.Width(), aSize.Height() );
+    InvalidateBorder();
+}
+
+void ImplBorderWindow::SetDockButton( bool bDockButton )
+{
+    mbDockBtn = bDockButton;
+    Size aSize = GetOutputSizePixel();
+    mpBorderView->Init( GetOutDev(), aSize.Width(), aSize.Height() );
+    InvalidateBorder();
+}
+
+void ImplBorderWindow::SetHideButton( bool bHideButton )
+{
+    mbHideBtn = bHideButton;
+    Size aSize = GetOutputSizePixel();
+    mpBorderView->Init( GetOutDev(), aSize.Width(), aSize.Height() );
+    InvalidateBorder();
+}
+
+void ImplBorderWindow::SetMenuButton( bool bMenuButton )
+{
+    mbMenuBtn = bMenuButton;
+    Size aSize = GetOutputSizePixel();
+    mpBorderView->Init( GetOutDev(), aSize.Width(), aSize.Height() );
+    InvalidateBorder();
+}
+
+void ImplBorderWindow::UpdateMenuHeight()
+{
+    Resize();
+}
+
+void ImplBorderWindow::SetMenuBarWindow( vcl::Window* pWindow )
+{
+    mpMenuBarWindow = pWindow;
+    UpdateMenuHeight();
+    if ( pWindow )
+        pWindow->Show();
+}
+
+void ImplBorderWindow::SetMenuBarMode( bool bHide )
+{
+    mbMenuHide = bHide;
+    UpdateMenuHeight();
+}
+
+void ImplBorderWindow::SetNotebookBar(const OUString& rUIXMLDescription,
+                                      const css::uno::Reference<css::frame::XFrame>& rFrame,
+                                      const NotebookBarAddonsItem& aNotebookBarAddonsItem)
+{
+    if (mpNotebookBar)
+        mpNotebookBar.disposeAndClear();
+    mpNotebookBar = VclPtr<NotebookBar>::Create(this, "NotebookBar", rUIXMLDescription, rFrame,
+                                                aNotebookBarAddonsItem);
+    Resize();
+}
+
+void ImplBorderWindow::CloseNotebookBar()
+{
+    if (mpNotebookBar)
+        mpNotebookBar.disposeAndClear();
+    mpNotebookBar = nullptr;
+    Resize();
+}
+
+void ImplBorderWindow::GetBorder( sal_Int32& rLeftBorder, sal_Int32& rTopBorder,
+                                  sal_Int32& rRightBorder, sal_Int32& rBottomBorder ) const
+{
+    mpBorderView->GetBorder(rLeftBorder, rTopBorder, rRightBorder, rBottomBorder);
+
+    if (mpMenuBarWindow && !mbMenuHide)
+        rTopBorder += mpMenuBarWindow->GetSizePixel().Height();
+
+    if (mpNotebookBar && mpNotebookBar->IsVisible())
+        rTopBorder += mpNotebookBar->GetSizePixel().Height();
+}
+
+tools::Long ImplBorderWindow::CalcTitleWidth() const
+{
+    return mpBorderView->CalcTitleWidth();
+}
+
+tools::Rectangle ImplBorderWindow::GetMenuRect() const
+{
+    return mpBorderView->GetMenuRect();
+}
+
+Size ImplBorderWindow::GetOptimalSize() const
+{
+    const vcl::Window* pClientWindow = ImplGetClientWindow();
+    if (pClientWindow)
+        return pClientWindow->GetOptimalSize();
+    return Size(mnMinWidth, mnMinHeight);
+}
+
+void ImplBorderWindow::queue_resize(StateChangedType eReason)
+{
+    //if we are floating, then we don't want to inform our parent that it needs
+    //to calculate a new layout allocation. Because while we are a child
+    //of our parent we are not embedded into the parent so it doesn't care
+    //about us.
+    if (mbFloatWindow)
+        return;
+    vcl::Window::queue_resize(eReason);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/bubblewindow.cxx b/vcl/source/window/bubblewindow.cxx
new file mode 100644
index 000000000..1a4a46a3f
--- /dev/null
+++ b/vcl/source/window/bubblewindow.cxx
@@ -0,0 +1,557 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <rtl/ustrbuf.hxx>
+#include <vcl/menubarupdateicon.hxx>
+#include <vcl/lineinfo.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/svapp.hxx>
+#include <unotools/resmgr.hxx>
+#include <bubblewindow.hxx>
+#include <bitmaps.hlst>
+
+#define TIP_HEIGHT             15
+#define TIP_WIDTH               7
+#define TIP_RIGHT_OFFSET       18
+#define BUBBLE_BORDER          10
+#define TEXT_MAX_WIDTH        300
+#define TEXT_MAX_HEIGHT       200
+
+BubbleWindow::BubbleWindow( vcl::Window* pParent, const OUString& rTitle,
+                            const OUString& rText, const Image& rImage )
+    : FloatingWindow( pParent, WB_SYSTEMWINDOW
+                               | WB_OWNERDRAWDECORATION
+                               | WB_NOBORDER
+                    )
+    , maBubbleTitle( rTitle )
+    , maBubbleText( rText )
+    , maBubbleImage( rImage )
+    , maMaxTextSize( TEXT_MAX_WIDTH, TEXT_MAX_HEIGHT )
+    , mnTipOffset( 0 )
+{
+    SetBackground( Wallpaper( GetSettings().GetStyleSettings().GetHelpColor() ) );
+}
+
+void BubbleWindow::Resize()
+{
+    FloatingWindow::Resize();
+
+    Size aSize = GetSizePixel();
+
+    if ( ( aSize.Height() < 20 ) || ( aSize.Width() < 60 ) )
+        return;
+
+    tools::Rectangle aRect( 0, TIP_HEIGHT, aSize.Width(), aSize.Height() - TIP_HEIGHT );
+    maRectPoly = tools::Polygon( aRect, 6, 6 );
+    vcl::Region aRegion( maRectPoly );
+    tools::Long nTipOffset = aSize.Width() - TIP_RIGHT_OFFSET + mnTipOffset;
+
+    Point aPointArr[4];
+    aPointArr[0] = Point( nTipOffset, TIP_HEIGHT );
+    aPointArr[1] = Point( nTipOffset, 0 );
+    aPointArr[2] = Point( nTipOffset + TIP_WIDTH , TIP_HEIGHT );
+    aPointArr[3] = Point( nTipOffset, TIP_HEIGHT );
+    maTriPoly = tools::Polygon( 4, aPointArr );
+    vcl::Region aTriRegion( maTriPoly );
+
+    aRegion.Union( aTriRegion);
+    maBounds = aRegion;
+
+    SetWindowRegionPixel( maBounds );
+}
+
+void BubbleWindow::SetTitleAndText( const OUString& rTitle,
+                                    const OUString& rText,
+                                    const Image& rImage )
+{
+    maBubbleTitle = rTitle;
+    maBubbleText = rText;
+    maBubbleImage = rImage;
+
+    Resize();
+}
+
+void BubbleWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& /*rRect*/)
+{
+    LineInfo aThickLine( LineStyle::Solid, 2 );
+
+    rRenderContext.DrawPolyLine( maRectPoly, aThickLine );
+    rRenderContext.DrawPolyLine( maTriPoly );
+
+    Color aOldLine = rRenderContext.GetLineColor();
+    Size aSize = GetSizePixel();
+    tools::Long nTipOffset = aSize.Width() - TIP_RIGHT_OFFSET + mnTipOffset;
+
+    rRenderContext.SetLineColor( GetSettings().GetStyleSettings().GetHelpColor() );
+    rRenderContext.DrawLine( Point( nTipOffset+2, TIP_HEIGHT ),
+              Point( nTipOffset + TIP_WIDTH -1 , TIP_HEIGHT ),
+              aThickLine );
+    rRenderContext.SetLineColor( aOldLine );
+
+    Size aImgSize = maBubbleImage.GetSizePixel();
+
+    rRenderContext.DrawImage( Point( BUBBLE_BORDER, BUBBLE_BORDER + TIP_HEIGHT ), maBubbleImage );
+
+    vcl::Font aOldFont = GetFont();
+    vcl::Font aBoldFont = aOldFont;
+    aBoldFont.SetWeight( WEIGHT_BOLD );
+
+    SetFont( aBoldFont );
+    tools::Rectangle aTitleRect = maTitleRect;
+    aTitleRect.Move( aImgSize.Width(), 0 );
+    rRenderContext.DrawText( aTitleRect, maBubbleTitle, DrawTextFlags::MultiLine | DrawTextFlags::WordBreak );
+
+    SetFont( aOldFont );
+    tools::Rectangle aTextRect = maTextRect;
+    aTextRect.Move( aImgSize.Width(), 0 );
+    rRenderContext.DrawText( aTextRect, maBubbleText, DrawTextFlags::MultiLine | DrawTextFlags::WordBreak );
+}
+
+void BubbleWindow::MouseButtonDown( const MouseEvent& )
+{
+    Show( false );
+}
+
+void BubbleWindow::Show( bool bVisible )
+{
+    if ( !bVisible )
+    {
+        FloatingWindow::Show( bVisible );
+        return;
+    }
+
+    // don't show bubbles without a text
+    if ( ( maBubbleTitle.isEmpty() ) && ( maBubbleText.isEmpty() ) )
+        return;
+
+    Size aWindowSize = GetSizePixel();
+
+    Size aImgSize = maBubbleImage.GetSizePixel();
+
+    RecalcTextRects();
+
+    aWindowSize.setHeight( maTitleRect.GetHeight() * 7 / 4+ maTextRect.GetHeight() +
+                           3 * BUBBLE_BORDER + TIP_HEIGHT );
+
+    if ( maTitleRect.GetWidth() > maTextRect.GetWidth() )
+        aWindowSize.setWidth( maTitleRect.GetWidth() );
+    else
+        aWindowSize.setWidth( maTextRect.GetWidth() );
+
+    aWindowSize.setWidth( aWindowSize.Width() + 3 * BUBBLE_BORDER + aImgSize.Width() );
+
+    if ( aWindowSize.Height() < aImgSize.Height() + TIP_HEIGHT + 2 * BUBBLE_BORDER )
+        aWindowSize.setHeight( aImgSize.Height() + TIP_HEIGHT + 2 * BUBBLE_BORDER );
+
+    Point aPos;
+    aPos.setX( maTipPos.X() - aWindowSize.Width() + TIP_RIGHT_OFFSET );
+    aPos.setY( maTipPos.Y() );
+    Point aScreenPos = GetParent()->OutputToAbsoluteScreenPixel( aPos );
+    if ( aScreenPos.X() < 0 )
+    {
+        mnTipOffset = aScreenPos.X();
+        aPos.AdjustX( -mnTipOffset );
+    }
+    SetPosSizePixel( aPos, aWindowSize );
+
+    FloatingWindow::Show( bVisible, ShowFlags::NoActivate );
+}
+
+void BubbleWindow::RecalcTextRects()
+{
+    Size aTotalSize;
+    bool bFinished = false;
+    vcl::Font aOldFont = GetFont();
+    vcl::Font aBoldFont = aOldFont;
+
+    aBoldFont.SetWeight( WEIGHT_BOLD );
+
+    while ( !bFinished )
+    {
+        SetFont( aBoldFont );
+
+        maTitleRect = GetTextRect( tools::Rectangle( Point( 0, 0 ), maMaxTextSize ),
+                                   maBubbleTitle,
+                                   DrawTextFlags::MultiLine | DrawTextFlags::WordBreak );
+
+        SetFont( aOldFont );
+        maTextRect = GetTextRect( tools::Rectangle( Point( 0, 0 ), maMaxTextSize ),
+                                  maBubbleText,
+                                  DrawTextFlags::MultiLine | DrawTextFlags::WordBreak );
+
+        if ( maTextRect.GetHeight() < 10 )
+            maTextRect.setHeight( 10 );
+
+        aTotalSize.setHeight( maTitleRect.GetHeight() +
+                              aBoldFont.GetFontHeight() * 3 / 4 +
+                              maTextRect.GetHeight() +
+                              3 * BUBBLE_BORDER + TIP_HEIGHT );
+        if ( aTotalSize.Height() > maMaxTextSize.Height() )
+        {
+            maMaxTextSize.setWidth( maMaxTextSize.Width() * 3 / 2 );
+            maMaxTextSize.setHeight( maMaxTextSize.Height() * 3 / 2 );
+        }
+        else
+            bFinished = true;
+    }
+    maTitleRect.Move( 2*BUBBLE_BORDER, BUBBLE_BORDER + TIP_HEIGHT );
+    maTextRect.Move( 2*BUBBLE_BORDER, BUBBLE_BORDER + TIP_HEIGHT + maTitleRect.GetHeight() + aBoldFont.GetFontHeight() * 3 / 4 );
+}
+
+MenuBarUpdateIconManager::MenuBarUpdateIconManager()
+    : maTimeoutTimer("MenuBarUpdateIconManager")
+    , maWaitIdle("vcl MenuBarUpdateIconManager maWaitIdle")
+    , mnIconID (0)
+    , mbShowMenuIcon(false)
+    , mbShowBubble(false)
+    , mbBubbleChanged( false )
+{
+    maTimeoutTimer.SetTimeout( 10000 );
+    maTimeoutTimer.SetInvokeHandler(LINK(this, MenuBarUpdateIconManager, TimeOutHdl));
+
+    maWaitIdle.SetPriority( TaskPriority::LOWEST );
+    maWaitIdle.SetInvokeHandler(LINK(this, MenuBarUpdateIconManager, WaitTimeOutHdl));
+
+    maApplicationEventHdl = LINK(this, MenuBarUpdateIconManager, ApplicationEventHdl);
+    Application::AddEventListener( maApplicationEventHdl );
+
+    maWindowEventHdl = LINK(this, MenuBarUpdateIconManager, WindowEventHdl);
+}
+
+VclPtr<BubbleWindow> MenuBarUpdateIconManager::GetBubbleWindow()
+{
+    if ( !mpIconSysWin )
+        return nullptr;
+
+    tools::Rectangle aIconRect = mpIconMBar->GetMenuBarButtonRectPixel( mnIconID );
+    if( aIconRect.IsEmpty() )
+        return nullptr;
+
+    auto pBubbleWin = mpBubbleWin;
+
+    if ( !pBubbleWin ) {
+        pBubbleWin = VclPtr<BubbleWindow>::Create( mpIconSysWin, maBubbleTitle,
+                                       maBubbleText, maBubbleImage );
+        mbBubbleChanged = false;
+    }
+    else if ( mbBubbleChanged ) {
+        pBubbleWin->SetTitleAndText( maBubbleTitle, maBubbleText,
+                                     maBubbleImage );
+        mbBubbleChanged = false;
+    }
+
+    Point aWinPos = aIconRect.BottomCenter();
+
+    pBubbleWin->SetTipPosPixel( aWinPos );
+
+    return pBubbleWin;
+}
+
+IMPL_LINK_NOARG(MenuBarUpdateIconManager, TimeOutHdl, Timer *, void)
+{
+    RemoveBubbleWindow( false );
+}
+
+IMPL_LINK(MenuBarUpdateIconManager, WindowEventHdl, VclWindowEvent&, rEvent, void)
+{
+    VclEventId nEventID = rEvent.GetId();
+
+    if ( VclEventId::ObjectDying == nEventID )
+    {
+        if ( mpIconSysWin == rEvent.GetWindow() )
+        {
+            mpIconSysWin->RemoveEventListener( maWindowEventHdl );
+            RemoveBubbleWindow( true );
+        }
+    }
+    else if ( VclEventId::WindowMenubarAdded == nEventID )
+    {
+        vcl::Window *pWindow = rEvent.GetWindow();
+        if ( pWindow )
+        {
+            SystemWindow *pSysWin = pWindow->GetSystemWindow();
+            if ( pSysWin )
+            {
+                AddMenuBarIcon( pSysWin, false );
+            }
+        }
+    }
+    else if ( VclEventId::WindowMenubarRemoved == nEventID )
+    {
+        MenuBar *pMBar = static_cast<MenuBar*>(rEvent.GetData());
+        if ( pMBar && ( pMBar == mpIconMBar ) )
+            RemoveBubbleWindow( true );
+    }
+    else if ( ( nEventID == VclEventId::WindowMove ) ||
+              ( nEventID == VclEventId::WindowResize ) )
+    {
+        if ( ( mpIconSysWin == rEvent.GetWindow() ) &&
+             mpBubbleWin && ( mpIconMBar != nullptr ) )
+        {
+            tools::Rectangle aIconRect = mpIconMBar->GetMenuBarButtonRectPixel( mnIconID );
+            Point aWinPos = aIconRect.BottomCenter();
+            mpBubbleWin->SetTipPosPixel( aWinPos );
+            if ( mpBubbleWin->IsVisible() )
+                mpBubbleWin->Show();    // This will recalc the screen position of the bubble
+        }
+    }
+}
+
+IMPL_LINK(MenuBarUpdateIconManager, ApplicationEventHdl, VclSimpleEvent&, rEvent, void)
+{
+    switch (rEvent.GetId())
+    {
+        case VclEventId::WindowShow:
+        case VclEventId::WindowActivate:
+        case VclEventId::WindowGetFocus: {
+
+            vcl::Window *pWindow = static_cast< VclWindowEvent * >(&rEvent)->GetWindow();
+            if ( pWindow && pWindow->IsTopWindow() )
+            {
+                SystemWindow *pSysWin = pWindow->GetSystemWindow();
+                MenuBar *pMBar = pSysWin ? pSysWin->GetMenuBar() : nullptr;
+                if (pMBar)
+                {
+                    AddMenuBarIcon( pSysWin, true );
+                }
+            }
+            break;
+        }
+        default: break;
+    }
+}
+
+IMPL_LINK_NOARG(MenuBarUpdateIconManager, UserEventHdl, void*, void)
+{
+    vcl::Window *pTopWin = Application::GetFirstTopLevelWindow();
+    vcl::Window *pActiveWin = Application::GetActiveTopWindow();
+    SystemWindow *pActiveSysWin = nullptr;
+
+    vcl::Window *pBubbleWin = nullptr;
+    if ( mpBubbleWin )
+        pBubbleWin = mpBubbleWin;
+
+    if ( pActiveWin && ( pActiveWin != pBubbleWin ) && pActiveWin->IsTopWindow() )
+        pActiveSysWin = pActiveWin->GetSystemWindow();
+
+    if ( pActiveWin == pBubbleWin )
+        pActiveSysWin = nullptr;
+
+    while ( !pActiveSysWin && pTopWin )
+    {
+        if ( ( pTopWin != pBubbleWin ) && pTopWin->IsTopWindow() )
+            pActiveSysWin = pTopWin->GetSystemWindow();
+        if ( !pActiveSysWin )
+            pTopWin = Application::GetNextTopLevelWindow( pTopWin );
+    }
+
+    if ( pActiveSysWin )
+        AddMenuBarIcon( pActiveSysWin, true );
+}
+
+IMPL_LINK_NOARG(MenuBarUpdateIconManager, ClickHdl, MenuBarButtonCallbackArg&, bool)
+{
+    maWaitIdle.Stop();
+    if ( mpBubbleWin )
+        mpBubbleWin->Show( false );
+
+    maClickHdl.Call(nullptr);
+
+    return false;
+}
+
+IMPL_LINK(MenuBarUpdateIconManager, HighlightHdl, MenuBarButtonCallbackArg&, rData, bool)
+{
+    if ( rData.bHighlight )
+        maWaitIdle.Start();
+    else
+        RemoveBubbleWindow(false);
+
+    return false;
+}
+
+IMPL_LINK_NOARG(MenuBarUpdateIconManager, WaitTimeOutHdl, Timer *, void)
+{
+    mpBubbleWin = GetBubbleWindow();
+
+    if ( mpBubbleWin )
+    {
+        mpBubbleWin->Show();
+    }
+}
+
+MenuBarUpdateIconManager::~MenuBarUpdateIconManager()
+{
+    Application::RemoveEventListener( maApplicationEventHdl );
+
+    RemoveBubbleWindow(true);
+}
+
+void MenuBarUpdateIconManager::SetShowMenuIcon(bool bShowMenuIcon)
+{
+    if ( bShowMenuIcon != mbShowMenuIcon )
+    {
+        mbShowMenuIcon = bShowMenuIcon;
+        if ( bShowMenuIcon )
+            Application::PostUserEvent(LINK(this, MenuBarUpdateIconManager, UserEventHdl));
+        else
+            RemoveBubbleWindow( true );
+    }
+}
+
+void MenuBarUpdateIconManager::SetShowBubble(bool bShowBubble)
+{
+    mbShowBubble = bShowBubble;
+    if ( mbShowBubble )
+        Application::PostUserEvent(LINK(this, MenuBarUpdateIconManager, UserEventHdl));
+    else if ( mpBubbleWin )
+        mpBubbleWin->Show( false );
+}
+
+void MenuBarUpdateIconManager::SetBubbleChanged()
+{
+    mbBubbleChanged = true;
+    if (mbBubbleChanged && mpBubbleWin)
+        mpBubbleWin->Show( false );
+}
+
+void MenuBarUpdateIconManager::SetBubbleImage(const Image& rImage)
+{
+    maBubbleImage = rImage;
+    SetBubbleChanged();
+}
+
+void MenuBarUpdateIconManager::SetBubbleTitle(const OUString& rTitle)
+{
+    if (rTitle != maBubbleTitle)
+    {
+        maBubbleTitle = rTitle;
+        SetBubbleChanged();
+    }
+}
+
+void MenuBarUpdateIconManager::SetBubbleText(const OUString& rText)
+{
+    if (rText != maBubbleText)
+    {
+        maBubbleText = rText;
+        SetBubbleChanged();
+    }
+}
+
+namespace {
+Image GetMenuBarIcon( MenuBar const * pMBar )
+{
+    OUString sResID;
+    vcl::Window *pMBarWin = pMBar->GetWindow();
+    sal_uInt32 nMBarHeight = 20;
+
+    if ( pMBarWin )
+        nMBarHeight = pMBarWin->GetOutputSizePixel().getHeight();
+
+    if (nMBarHeight >= 35)
+        sResID = RID_UPDATE_AVAILABLE_26;
+    else
+        sResID = RID_UPDATE_AVAILABLE_16;
+
+    return Image(StockImage::Yes, sResID);
+}
+}
+
+void MenuBarUpdateIconManager::AddMenuBarIcon(SystemWindow *pSysWin, bool bAddEventHdl)
+{
+    if ( ! mbShowMenuIcon )
+        return;
+
+    MenuBar *pActiveMBar = pSysWin->GetMenuBar();
+    if ( ( pSysWin != mpIconSysWin ) || ( pActiveMBar != mpIconMBar ) )
+    {
+        if ( bAddEventHdl && mpIconSysWin )
+            mpIconSysWin->RemoveEventListener( maWindowEventHdl );
+
+        RemoveBubbleWindow( true );
+
+        if ( pActiveMBar )
+        {
+            OUStringBuffer aBuf;
+            if( !maBubbleTitle.isEmpty() )
+                aBuf.append( maBubbleTitle );
+            if( !maBubbleText.isEmpty() )
+            {
+                if( !maBubbleTitle.isEmpty() )
+                    aBuf.append( "\n\n" );
+                aBuf.append( maBubbleText );
+            }
+
+            Image aImage = GetMenuBarIcon( pActiveMBar );
+            mnIconID = pActiveMBar->AddMenuBarButton( aImage,
+                                    LINK( this, MenuBarUpdateIconManager, ClickHdl ),
+                                    aBuf.makeStringAndClear()
+                                    );
+            pActiveMBar->SetMenuBarButtonHighlightHdl( mnIconID,
+                                    LINK( this, MenuBarUpdateIconManager, HighlightHdl ) );
+        }
+        mpIconMBar = pActiveMBar;
+        mpIconSysWin = pSysWin;
+        if ( bAddEventHdl && mpIconSysWin )
+            mpIconSysWin->AddEventListener( maWindowEventHdl );
+    }
+
+    if ( mbShowBubble && pActiveMBar )
+    {
+        mpBubbleWin = GetBubbleWindow();
+        if ( mpBubbleWin )
+        {
+            mpBubbleWin->Show();
+            maTimeoutTimer.Start();
+        }
+        mbShowBubble = false;
+    }
+}
+
+void MenuBarUpdateIconManager::RemoveBubbleWindow( bool bRemoveIcon )
+{
+    maWaitIdle.Stop();
+    maTimeoutTimer.Stop();
+
+    if ( mpBubbleWin )
+    {
+        mpBubbleWin.disposeAndClear();
+    }
+
+    if ( !bRemoveIcon )
+        return;
+
+    try {
+        if ( mpIconMBar && ( mnIconID != 0 ) )
+        {
+            mpIconMBar->RemoveMenuBarButton( mnIconID );
+            mpIconMBar = nullptr;
+            mnIconID = 0;
+        }
+    }
+    catch ( ... ) {
+        mpIconMBar = nullptr;
+        mnIconID = 0;
+    }
+
+    mpIconSysWin = nullptr;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/bufferdevice.cxx b/vcl/source/window/bufferdevice.cxx
new file mode 100644
index 000000000..188fbb1ac
--- /dev/null
+++ b/vcl/source/window/bufferdevice.cxx
@@ -0,0 +1,45 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include "bufferdevice.hxx"
+
+namespace vcl
+{
+BufferDevice::BufferDevice(const VclPtr<vcl::Window>& pWindow, vcl::RenderContext& rRenderContext)
+    : m_pBuffer(VclPtr<VirtualDevice>::Create(rRenderContext))
+    , m_pWindow(pWindow)
+    , m_rRenderContext(rRenderContext)
+{
+    m_pBuffer->SetOutputSizePixel(pWindow->GetOutputSizePixel(), false);
+    m_pBuffer->SetTextColor(rRenderContext.GetTextColor());
+    m_pBuffer->DrawOutDev(Point(0, 0), pWindow->GetOutputSizePixel(), Point(0, 0),
+                          pWindow->GetOutputSizePixel(), rRenderContext);
+    m_pBuffer->EnableRTL(rRenderContext.IsRTLEnabled());
+}
+
+void BufferDevice::Dispose()
+{
+    if (m_bDisposed)
+    {
+        return;
+    }
+
+    m_rRenderContext.DrawOutDev(Point(0, 0), m_pWindow->GetOutputSizePixel(), Point(0, 0),
+                                m_pWindow->GetOutputSizePixel(), *m_pBuffer);
+    m_bDisposed = true;
+}
+
+BufferDevice::~BufferDevice() { Dispose(); }
+
+vcl::RenderContext* BufferDevice::operator->() { return m_pBuffer.get(); }
+
+vcl::RenderContext& BufferDevice::operator*() { return *m_pBuffer; }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/bufferdevice.hxx b/vcl/source/window/bufferdevice.hxx
new file mode 100644
index 000000000..eafc829e5
--- /dev/null
+++ b/vcl/source/window/bufferdevice.hxx
@@ -0,0 +1,35 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#pragma once
+
+#include <vcl/virdev.hxx>
+#include <vcl/window.hxx>
+
+namespace vcl
+{
+/// Buffers drawing on a vcl::RenderContext using a VirtualDevice.
+class VCL_DLLPUBLIC BufferDevice
+{
+    ScopedVclPtr<VirtualDevice> m_pBuffer;
+    VclPtr<vcl::Window> m_pWindow;
+    vcl::RenderContext& m_rRenderContext;
+    bool m_bDisposed = false;
+
+public:
+    BufferDevice(const VclPtr<vcl::Window>& pWindow, vcl::RenderContext& rRenderContext);
+    ~BufferDevice();
+    void Dispose();
+
+    vcl::RenderContext* operator->();
+    vcl::RenderContext& operator*();
+};
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/builder.cxx b/vcl/source/window/builder.cxx
new file mode 100644
index 000000000..d25426ced
--- /dev/null
+++ b/vcl/source/window/builder.cxx
@@ -0,0 +1,4402 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <config_feature_desktop.h>
+#include <config_options.h>
+
+#include <memory>
+#include <string_view>
+#include <unordered_map>
+#include <com/sun/star/accessibility/AccessibleRole.hpp>
+
+#include <comphelper/lok.hxx>
+#include <i18nutil/unicode.hxx>
+#include <jsdialog/enabled.hxx>
+#include <o3tl/string_view.hxx>
+#include <officecfg/Office/Common.hxx>
+#include <osl/module.hxx>
+#include <sal/log.hxx>
+#include <unotools/localedatawrapper.hxx>
+#include <unotools/resmgr.hxx>
+#include <vcl/builder.hxx>
+#include <vcl/dialoghelper.hxx>
+#include <vcl/menu.hxx>
+#include <vcl/toolkit/button.hxx>
+#include <vcl/toolkit/dialog.hxx>
+#include <vcl/toolkit/edit.hxx>
+#include <vcl/toolkit/field.hxx>
+#include <vcl/fieldvalues.hxx>
+#include <vcl/toolkit/fmtfield.hxx>
+#include <vcl/toolkit/fixed.hxx>
+#include <vcl/toolkit/fixedhyper.hxx>
+#include <vcl/headbar.hxx>
+#include <vcl/notebookbar/NotebookBarAddonsMerger.hxx>
+#include <vcl/toolkit/ivctrl.hxx>
+#include <vcl/layout.hxx>
+#include <vcl/toolkit/lstbox.hxx>
+#include <vcl/toolkit/menubtn.hxx>
+#include <vcl/mnemonic.hxx>
+#include <vcl/toolkit/prgsbar.hxx>
+#include <vcl/scrbar.hxx>
+#include <vcl/split.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/toolkit/svtabbx.hxx>
+#include <vcl/tabctrl.hxx>
+#include <vcl/tabpage.hxx>
+#include <vcl/toolkit/throbber.hxx>
+#include <vcl/toolbox.hxx>
+#include <vcl/toolkit/treelistentry.hxx>
+#include <vcl/toolkit/vclmedit.hxx>
+#include <vcl/settings.hxx>
+#include <slider.hxx>
+#include <vcl/weld.hxx>
+#include <vcl/weldutils.hxx>
+#include <vcl/commandinfoprovider.hxx>
+#include <iconview.hxx>
+#include <svdata.hxx>
+#include <bitmaps.hlst>
+#include <managedmenubutton.hxx>
+#include <messagedialog.hxx>
+#include <ContextVBox.hxx>
+#include <DropdownBox.hxx>
+#include <IPrioritable.hxx>
+#include <OptionalBox.hxx>
+#include <PriorityMergedHBox.hxx>
+#include <PriorityHBox.hxx>
+#include <window.h>
+#include <xmlreader/xmlreader.hxx>
+#include <desktop/crashreport.hxx>
+#include <calendar.hxx>
+#include <menutogglebutton.hxx>
+#include <salinst.hxx>
+#include <strings.hrc>
+#include <treeglue.hxx>
+#include <tools/diagnose_ex.h>
+#include <verticaltabctrl.hxx>
+#include <wizdlg.hxx>
+#include <tools/svlibrary.h>
+#include <jsdialog/jsdialogbuilder.hxx>
+
+#if defined(DISABLE_DYNLOADING) || defined(LINUX)
+#include <dlfcn.h>
+#endif
+
+static bool toBool(std::string_view rValue)
+{
+    return (!rValue.empty() && (rValue[0] == 't' || rValue[0] == 'T' || rValue[0] == '1'));
+}
+
+namespace
+{
+    OUString mapStockToImageResource(std::u16string_view sType)
+    {
+        if (sType == u"view-refresh")
+            return SV_RESID_BITMAP_REFRESH;
+        else if (sType == u"dialog-error")
+            return IMG_ERROR;
+        else if (sType == u"list-add")
+            return IMG_ADD;
+        else if (sType == u"list-remove")
+            return IMG_REMOVE;
+        else if (sType == u"edit-copy")
+            return IMG_COPY;
+        else if (sType == u"edit-paste")
+            return IMG_PASTE;
+        else if (sType == u"document-open")
+            return IMG_OPEN;
+        else if (sType == u"open-menu-symbolic")
+            return IMG_MENU;
+        else if (sType == u"window-close-symbolic")
+            return SV_RESID_BITMAP_CLOSEDOC;
+        else if (sType == u"x-office-calendar")
+            return IMG_CALENDAR;
+        return OUString();
+    }
+
+}
+
+SymbolType VclBuilder::mapStockToSymbol(std::u16string_view sType)
+{
+    SymbolType eRet = SymbolType::DONTKNOW;
+    if (sType == u"media-skip-forward")
+        eRet = SymbolType::NEXT;
+    else if (sType == u"media-skip-backward")
+        eRet = SymbolType::PREV;
+    else if (sType == u"media-playback-start")
+        eRet = SymbolType::PLAY;
+    else if (sType == u"media-playback-stop")
+        eRet = SymbolType::STOP;
+    else if (sType == u"go-first")
+        eRet = SymbolType::FIRST;
+    else if (sType == u"go-last")
+        eRet = SymbolType::LAST;
+    else if (sType == u"go-previous")
+        eRet = SymbolType::ARROW_LEFT;
+    else if (sType == u"go-next")
+        eRet = SymbolType::ARROW_RIGHT;
+    else if (sType == u"go-up")
+        eRet = SymbolType::ARROW_UP;
+    else if (sType == u"go-down")
+        eRet = SymbolType::ARROW_DOWN;
+    else if (sType == u"missing-image")
+        eRet = SymbolType::IMAGE;
+    else if (sType == u"help-browser" || sType == u"help-browser-symbolic")
+        eRet = SymbolType::HELP;
+    else if (sType == u"window-close")
+        eRet = SymbolType::CLOSE;
+    else if (sType == u"document-new")
+        eRet = SymbolType::PLUS;
+    else if (sType == u"pan-down-symbolic")
+        eRet = SymbolType::SPIN_DOWN;
+    else if (sType == u"pan-up-symbolic")
+        eRet = SymbolType::SPIN_UP;
+    else if (!mapStockToImageResource(sType).isEmpty())
+        eRet = SymbolType::IMAGE;
+    return eRet;
+}
+
+namespace
+{
+    void setupFromActionName(Button *pButton, VclBuilder::stringmap &rMap, const css::uno::Reference<css::frame::XFrame>& rFrame);
+
+#if defined SAL_LOG_WARN
+    bool isButtonType(WindowType nType)
+    {
+        return nType == WindowType::PUSHBUTTON ||
+               nType == WindowType::OKBUTTON ||
+               nType == WindowType::CANCELBUTTON ||
+               nType == WindowType::HELPBUTTON ||
+               nType == WindowType::IMAGEBUTTON ||
+               nType == WindowType::MENUBUTTON ||
+               nType == WindowType::MOREBUTTON ||
+               nType == WindowType::SPINBUTTON;
+    }
+#endif
+
+}
+
+std::unique_ptr<weld::Builder> Application::CreateBuilder(weld::Widget* pParent, const OUString &rUIFile, bool bMobile, sal_uInt64 nLOKWindowId)
+{
+    if (comphelper::LibreOfficeKit::isActive())
+    {
+        if (jsdialog::isBuilderEnabledForSidebar(rUIFile))
+            return JSInstanceBuilder::CreateSidebarBuilder(pParent, AllSettings::GetUIRootDir(), rUIFile, nLOKWindowId);
+        else if (jsdialog::isBuilderEnabledForPopup(rUIFile))
+            return JSInstanceBuilder::CreatePopupBuilder(pParent, AllSettings::GetUIRootDir(), rUIFile);
+        else if (jsdialog::isBuilderEnabled(rUIFile, bMobile))
+            return JSInstanceBuilder::CreateDialogBuilder(pParent, AllSettings::GetUIRootDir(), rUIFile);
+    }
+
+    return ImplGetSVData()->mpDefInst->CreateBuilder(pParent, AllSettings::GetUIRootDir(), rUIFile);
+}
+
+std::unique_ptr<weld::Builder> Application::CreateInterimBuilder(vcl::Window* pParent, const OUString &rUIFile, bool bAllowCycleFocusOut, sal_uInt64 nLOKWindowId)
+{
+    if (comphelper::LibreOfficeKit::isActive())
+    {
+        // Notebookbar sub controls
+        if (jsdialog::isInterimBuilderEnabledForNotebookbar(rUIFile))
+            return JSInstanceBuilder::CreateNotebookbarBuilder(pParent, AllSettings::GetUIRootDir(), rUIFile, css::uno::Reference<css::frame::XFrame>(), nLOKWindowId);
+        else if (rUIFile == u"modules/scalc/ui/inputbar.ui")
+            return JSInstanceBuilder::CreateFormulabarBuilder(pParent, AllSettings::GetUIRootDir(), rUIFile, nLOKWindowId);
+    }
+
+    return ImplGetSVData()->mpDefInst->CreateInterimBuilder(pParent, AllSettings::GetUIRootDir(), rUIFile, bAllowCycleFocusOut, nLOKWindowId);
+}
+
+weld::MessageDialog* Application::CreateMessageDialog(weld::Widget* pParent, VclMessageType eMessageType,
+                                                      VclButtonsType eButtonType, const OUString& rPrimaryMessage,
+                                                      bool /*bMobile*/)
+{
+    if (comphelper::LibreOfficeKit::isActive())
+        return JSInstanceBuilder::CreateMessageDialog(pParent, eMessageType, eButtonType, rPrimaryMessage);
+    else
+        return ImplGetSVData()->mpDefInst->CreateMessageDialog(pParent, eMessageType, eButtonType, rPrimaryMessage);
+}
+
+weld::Window* Application::GetFrameWeld(const css::uno::Reference<css::awt::XWindow>& rWindow)
+{
+    return ImplGetSVData()->mpDefInst->GetFrameWeld(rWindow);
+}
+
+namespace weld
+{
+    OUString MetricSpinButton::MetricToString(FieldUnit rUnit)
+    {
+        const FieldUnitStringList& rList = ImplGetFieldUnits();
+        // return unit's default string (ie, the first one )
+        auto it = std::find_if(
+            rList.begin(), rList.end(),
+            [&rUnit](const std::pair<OUString, FieldUnit>& rItem) { return rItem.second == rUnit; });
+        if (it != rList.end())
+            return it->first;
+
+        return OUString();
+    }
+
+    IMPL_LINK_NOARG(MetricSpinButton, spin_button_value_changed, SpinButton&, void)
+    {
+        signal_value_changed();
+    }
+
+    IMPL_LINK(MetricSpinButton, spin_button_output, SpinButton&, rSpinButton, void)
+    {
+        OUString sNewText(format_number(rSpinButton.get_value()));
+        if (sNewText != rSpinButton.get_text())
+            rSpinButton.set_text(sNewText);
+    }
+
+    void MetricSpinButton::update_width_chars()
+    {
+        sal_Int64 min, max;
+        m_xSpinButton->get_range(min, max);
+        auto width = std::max(m_xSpinButton->get_pixel_size(format_number(min)).Width(),
+                              m_xSpinButton->get_pixel_size(format_number(max)).Width());
+        int chars = ceil(width / m_xSpinButton->get_approximate_digit_width());
+        m_xSpinButton->set_width_chars(chars);
+    }
+
+    unsigned int SpinButton::Power10(unsigned int n)
+    {
+        unsigned int nValue = 1;
+        for (unsigned int i = 0; i < n; ++i)
+            nValue *= 10;
+        return nValue;
+    }
+
+    sal_Int64 SpinButton::denormalize(sal_Int64 nValue) const
+    {
+        const int nFactor = Power10(get_digits());
+
+        if ((nValue < (std::numeric_limits<sal_Int64>::min() + nFactor)) ||
+            (nValue > (std::numeric_limits<sal_Int64>::max() - nFactor)))
+        {
+            return nValue / nFactor;
+        }
+
+        const int nHalf = nFactor / 2;
+
+        if (nValue < 0)
+            return (nValue - nHalf) / nFactor;
+        return (nValue + nHalf) / nFactor;
+    }
+
+    OUString MetricSpinButton::format_number(sal_Int64 nValue) const
+    {
+        OUString aStr;
+
+        const LocaleDataWrapper& rLocaleData = Application::GetSettings().GetLocaleDataWrapper();
+
+        unsigned int nDecimalDigits = m_xSpinButton->get_digits();
+        //pawn percent off to icu to decide whether percent is separated from its number for this locale
+        if (m_eSrcUnit == FieldUnit::PERCENT)
+        {
+            double fValue = nValue;
+            fValue /= SpinButton::Power10(nDecimalDigits);
+            aStr = unicode::formatPercent(fValue, rLocaleData.getLanguageTag());
+        }
+        else
+        {
+            aStr = rLocaleData.getNum(nValue, nDecimalDigits, true, true);
+            OUString aSuffix = MetricToString(m_eSrcUnit);
+            if (m_eSrcUnit != FieldUnit::NONE && m_eSrcUnit != FieldUnit::DEGREE && m_eSrcUnit != FieldUnit::INCH && m_eSrcUnit != FieldUnit::FOOT)
+                aStr += " ";
+            if (m_eSrcUnit == FieldUnit::INCH)
+            {
+                OUString sDoublePrime = u"\u2033";
+                if (aSuffix != "\"" && aSuffix != sDoublePrime)
+                    aStr += " ";
+                else
+                    aSuffix = sDoublePrime;
+            }
+            else if (m_eSrcUnit == FieldUnit::FOOT)
+            {
+                OUString sPrime = u"\u2032";
+                if (aSuffix != "'" && aSuffix != sPrime)
+                    aStr += " ";
+                else
+                    aSuffix = sPrime;
+            }
+
+            assert(m_eSrcUnit != FieldUnit::PERCENT);
+            aStr += aSuffix;
+        }
+
+        return aStr;
+    }
+
+    void MetricSpinButton::set_digits(unsigned int digits)
+    {
+        int step, page;
+        get_increments(step, page, m_eSrcUnit);
+        sal_Int64 value = get_value(m_eSrcUnit);
+        m_xSpinButton->set_digits(digits);
+        set_increments(step, page, m_eSrcUnit);
+        set_value(value, m_eSrcUnit);
+        update_width_chars();
+    }
+
+    void MetricSpinButton::set_unit(FieldUnit eUnit)
+    {
+        if (eUnit != m_eSrcUnit)
+        {
+            int step, page;
+            get_increments(step, page, m_eSrcUnit);
+            sal_Int64 value = get_value(m_eSrcUnit);
+            m_eSrcUnit = eUnit;
+            set_increments(step, page, m_eSrcUnit);
+            set_value(value, m_eSrcUnit);
+            spin_button_output(*m_xSpinButton);
+            update_width_chars();
+        }
+    }
+
+    sal_Int64 MetricSpinButton::ConvertValue(sal_Int64 nValue, FieldUnit eInUnit, FieldUnit eOutUnit) const
+    {
+        return vcl::ConvertValue(nValue, 0, m_xSpinButton->get_digits(), eInUnit, eOutUnit);
+    }
+
+    IMPL_LINK(MetricSpinButton, spin_button_input, int*, result, bool)
+    {
+        const LocaleDataWrapper& rLocaleData = Application::GetSettings().GetLocaleDataWrapper();
+        double fResult(0.0);
+        bool bRet = vcl::TextToValue(get_text(), fResult, 0, m_xSpinButton->get_digits(), rLocaleData, m_eSrcUnit);
+        if (bRet)
+        {
+            if (fResult > SAL_MAX_INT32)
+                fResult = SAL_MAX_INT32;
+            else if (fResult < SAL_MIN_INT32)
+                fResult = SAL_MIN_INT32;
+            *result = fResult;
+        }
+        return bRet;
+    }
+
+    EntryTreeView::EntryTreeView(std::unique_ptr<Entry> xEntry, std::unique_ptr<TreeView> xTreeView)
+        : m_xEntry(std::move(xEntry))
+        , m_xTreeView(std::move(xTreeView))
+    {
+        m_xTreeView->connect_changed(LINK(this, EntryTreeView, ClickHdl));
+        m_xEntry->connect_changed(LINK(this, EntryTreeView, ModifyHdl));
+    }
+
+    IMPL_LINK(EntryTreeView, ClickHdl, weld::TreeView&, rView, void)
+    {
+        m_xEntry->set_text(rView.get_selected_text());
+        m_aChangeHdl.Call(*this);
+    }
+
+    IMPL_LINK_NOARG(EntryTreeView, ModifyHdl, weld::Entry&, void)
+    {
+        m_aChangeHdl.Call(*this);
+    }
+
+    void EntryTreeView::set_height_request_by_rows(int nRows)
+    {
+        int nHeight = nRows == -1 ? -1 : m_xTreeView->get_height_rows(nRows);
+        m_xTreeView->set_size_request(m_xTreeView->get_size_request().Width(), nHeight);
+    }
+
+    size_t GetAbsPos(const weld::TreeView& rTreeView, const weld::TreeIter& rIter)
+    {
+        size_t nAbsPos = 0;
+
+        std::unique_ptr<weld::TreeIter> xEntry(rTreeView.make_iterator(&rIter));
+        if (!rTreeView.get_iter_first(*xEntry))
+            xEntry.reset();
+
+        while (xEntry && rTreeView.iter_compare(*xEntry, rIter) != 0)
+        {
+            if (!rTreeView.iter_next(*xEntry))
+                xEntry.reset();
+            nAbsPos++;
+        }
+
+        return nAbsPos;
+    }
+
+    bool IsEntryVisible(const weld::TreeView& rTreeView, const weld::TreeIter& rIter)
+    {
+        // short circuit for the common case
+        if (rTreeView.get_iter_depth(rIter) == 0)
+            return true;
+
+        std::unique_ptr<weld::TreeIter> xEntry(rTreeView.make_iterator(&rIter));
+        bool bRetVal = false;
+        do
+        {
+            if (rTreeView.get_iter_depth(*xEntry) == 0)
+            {
+                bRetVal = true;
+                break;
+            }
+        }  while (rTreeView.iter_parent(*xEntry) && rTreeView.get_row_expanded(*xEntry));
+        return bRetVal;
+    }
+}
+
+VclBuilder::VclBuilder(vcl::Window* pParent, const OUString& sUIDir, const OUString& sUIFile,
+                       const OString& sID, const css::uno::Reference<css::frame::XFrame>& rFrame,
+                       bool bLegacy, const NotebookBarAddonsItem* pNotebookBarAddonsItem)
+    : m_pNotebookBarAddonsItem(pNotebookBarAddonsItem
+                                   ? new NotebookBarAddonsItem(*pNotebookBarAddonsItem)
+                                   : new NotebookBarAddonsItem{})
+    , m_sID(sID)
+    , m_sHelpRoot(OUStringToOString(sUIFile, RTL_TEXTENCODING_UTF8))
+    , m_pStringReplace(Translate::GetReadStringHook())
+    , m_pParent(pParent)
+    , m_bToplevelParentFound(false)
+    , m_bLegacy(bLegacy)
+    , m_pParserState(new ParserState)
+    , m_xFrame(rFrame)
+{
+    m_bToplevelHasDeferredInit = pParent &&
+        ((pParent->IsSystemWindow() && static_cast<SystemWindow*>(pParent)->isDeferredInit()) ||
+         (pParent->IsDockingWindow() && static_cast<DockingWindow*>(pParent)->isDeferredInit()));
+    m_bToplevelHasDeferredProperties = m_bToplevelHasDeferredInit;
+
+    sal_Int32 nIdx = m_sHelpRoot.lastIndexOf('.');
+    if (nIdx != -1)
+        m_sHelpRoot = m_sHelpRoot.copy(0, nIdx);
+    m_sHelpRoot += "/";
+
+    OUString sUri = sUIDir + sUIFile;
+
+    try
+    {
+        xmlreader::XmlReader reader(sUri);
+
+        handleChild(pParent, nullptr, reader);
+    }
+    catch (const css::uno::Exception &rExcept)
+    {
+        DBG_UNHANDLED_EXCEPTION("vcl.builder", "Unable to read .ui file");
+        CrashReporter::addKeyValue("VclBuilderException", "Unable to read .ui file: " + rExcept.Message, CrashReporter::Write);
+        throw;
+    }
+
+    //Set Mnemonic widgets when everything has been imported
+    for (auto const& mnemonicWidget : m_pParserState->m_aMnemonicWidgetMaps)
+    {
+        FixedText *pOne = get<FixedText>(mnemonicWidget.m_sID);
+        vcl::Window *pOther = get(mnemonicWidget.m_sValue.toUtf8());
+        SAL_WARN_IF(!pOne || !pOther, "vcl", "missing either source " << mnemonicWidget.m_sID
+            << " or target " << mnemonicWidget.m_sValue << " member of Mnemonic Widget Mapping");
+        if (pOne && pOther)
+            pOne->set_mnemonic_widget(pOther);
+    }
+
+    //Set a11y relations and role when everything has been imported
+    for (auto const& elemAtk : m_pParserState->m_aAtkInfo)
+    {
+        vcl::Window *pSource = elemAtk.first;
+        const stringmap &rMap = elemAtk.second;
+
+        for (auto const& elemMap : rMap)
+        {
+            const OString &rType = elemMap.first;
+            const OUString &rParam = elemMap.second;
+            if (rType == "role")
+            {
+                sal_Int16 role = BuilderUtils::getRoleFromName(rParam.toUtf8());
+                if (role != com::sun::star::accessibility::AccessibleRole::UNKNOWN)
+                    pSource->SetAccessibleRole(role);
+            }
+            else
+            {
+                vcl::Window *pTarget = get(rParam.toUtf8());
+                SAL_WARN_IF(!pTarget, "vcl", "missing parameter of a11y relation: " << rParam);
+                if (!pTarget)
+                    continue;
+                if (rType == "labelled-by")
+                    pSource->SetAccessibleRelationLabeledBy(pTarget);
+                else if (rType == "label-for")
+                    pSource->SetAccessibleRelationLabelFor(pTarget);
+                else
+                {
+                    SAL_WARN("vcl.builder", "unhandled a11y relation :" << rType);
+                }
+            }
+        }
+    }
+
+    //Set radiobutton groups when everything has been imported
+    for (auto const& elem : m_pParserState->m_aGroupMaps)
+    {
+        RadioButton *pOne = get<RadioButton>(elem.m_sID);
+        RadioButton *pOther = get<RadioButton>(elem.m_sValue);
+        SAL_WARN_IF(!pOne || !pOther, "vcl", "missing member of radiobutton group");
+        if (pOne && pOther)
+        {
+            if (m_bLegacy)
+                pOne->group(*pOther);
+            else
+            {
+                pOther->group(*pOne);
+                std::stable_sort(pOther->m_xGroup->begin(), pOther->m_xGroup->end(), sortIntoBestTabTraversalOrder(this));
+            }
+        }
+    }
+
+#ifndef NDEBUG
+    o3tl::sorted_vector<OUString> models;
+#endif
+    //Set ComboBox models when everything has been imported
+    for (auto const& elem : m_pParserState->m_aModelMaps)
+    {
+        assert(models.insert(elem.m_sValue).second && "a liststore or treestore is used in duplicate widgets");
+        vcl::Window* pTarget = get(elem.m_sID);
+        ListBox *pListBoxTarget = dynamic_cast<ListBox*>(pTarget);
+        ComboBox *pComboBoxTarget = dynamic_cast<ComboBox*>(pTarget);
+        SvTabListBox *pTreeBoxTarget = dynamic_cast<SvTabListBox*>(pTarget);
+        // pStore may be empty
+        const ListStore *pStore = get_model_by_name(elem.m_sValue.toUtf8());
+        SAL_WARN_IF(!pListBoxTarget && !pComboBoxTarget && !pTreeBoxTarget && !dynamic_cast<IconView*>(pTarget), "vcl", "missing elements of combobox");
+        if (pListBoxTarget && pStore)
+            mungeModel(*pListBoxTarget, *pStore, elem.m_nActiveId);
+        else if (pComboBoxTarget && pStore)
+            mungeModel(*pComboBoxTarget, *pStore, elem.m_nActiveId);
+        else if (pTreeBoxTarget && pStore)
+            mungeModel(*pTreeBoxTarget, *pStore, elem.m_nActiveId);
+    }
+
+    //Set TextView buffers when everything has been imported
+    for (auto const& elem : m_pParserState->m_aTextBufferMaps)
+    {
+        VclMultiLineEdit *pTarget = get<VclMultiLineEdit>(elem.m_sID);
+        const TextBuffer *pBuffer = get_buffer_by_name(elem.m_sValue.toUtf8());
+        SAL_WARN_IF(!pTarget || !pBuffer, "vcl", "missing elements of textview/textbuffer");
+        if (pTarget && pBuffer)
+            mungeTextBuffer(*pTarget, *pBuffer);
+    }
+
+    //Set SpinButton adjustments when everything has been imported
+    for (auto const& elem : m_pParserState->m_aNumericFormatterAdjustmentMaps)
+    {
+        NumericFormatter *pTarget = dynamic_cast<NumericFormatter*>(get(elem.m_sID));
+        const Adjustment *pAdjustment = get_adjustment_by_name(elem.m_sValue.toUtf8());
+        SAL_WARN_IF(!pTarget, "vcl", "missing NumericFormatter element of spinbutton/adjustment");
+        SAL_WARN_IF(!pAdjustment, "vcl", "missing Adjustment element of spinbutton/adjustment");
+        if (pTarget && pAdjustment)
+            mungeAdjustment(*pTarget, *pAdjustment);
+    }
+
+    for (auto const& elem : m_pParserState->m_aFormattedFormatterAdjustmentMaps)
+    {
+        FormattedField *pTarget = dynamic_cast<FormattedField*>(get(elem.m_sID));
+        const Adjustment *pAdjustment = get_adjustment_by_name(elem.m_sValue.toUtf8());
+        SAL_WARN_IF(!pTarget, "vcl", "missing FormattedField element of spinbutton/adjustment");
+        SAL_WARN_IF(!pAdjustment, "vcl", "missing Adjustment element of spinbutton/adjustment");
+        if (pTarget && pAdjustment)
+            mungeAdjustment(*pTarget, *pAdjustment);
+    }
+
+    //Set ScrollBar adjustments when everything has been imported
+    for (auto const& elem : m_pParserState->m_aScrollAdjustmentMaps)
+    {
+        ScrollBar *pTarget = get<ScrollBar>(elem.m_sID);
+        const Adjustment *pAdjustment = get_adjustment_by_name(elem.m_sValue.toUtf8());
+        SAL_WARN_IF(!pTarget || !pAdjustment, "vcl", "missing elements of scrollbar/adjustment");
+        if (pTarget && pAdjustment)
+            mungeAdjustment(*pTarget, *pAdjustment);
+    }
+
+    //Set Scale(Slider) adjustments
+    for (auto const& elem : m_pParserState->m_aSliderAdjustmentMaps)
+    {
+        Slider* pTarget = dynamic_cast<Slider*>(get(elem.m_sID));
+        const Adjustment* pAdjustment = get_adjustment_by_name(elem.m_sValue.toUtf8());
+        SAL_WARN_IF(!pTarget || !pAdjustment, "vcl", "missing elements of scale(slider)/adjustment");
+        if (pTarget && pAdjustment)
+        {
+            mungeAdjustment(*pTarget, *pAdjustment);
+        }
+    }
+
+    //Set size-groups when all widgets have been imported
+    for (auto const& sizeGroup : m_pParserState->m_aSizeGroups)
+    {
+        std::shared_ptr<VclSizeGroup> xGroup(std::make_shared<VclSizeGroup>());
+
+        for (auto const& elem : sizeGroup.m_aProperties)
+        {
+            const OString &rKey = elem.first;
+            const OUString &rValue = elem.second;
+            xGroup->set_property(rKey, rValue);
+        }
+
+        for (auto const& elem : sizeGroup.m_aWidgets)
+        {
+            vcl::Window* pWindow = get(elem.getStr());
+            pWindow->add_to_size_group(xGroup);
+        }
+    }
+
+    //Set button images when everything has been imported
+    std::set<OUString> aImagesToBeRemoved;
+    for (auto const& elem : m_pParserState->m_aButtonImageWidgetMaps)
+    {
+        PushButton *pTargetButton = nullptr;
+        RadioButton *pTargetRadio = nullptr;
+        Button *pTarget = nullptr;
+
+        if (!elem.m_bRadio)
+        {
+            pTargetButton = get<PushButton>(elem.m_sID);
+            pTarget = pTargetButton;
+        }
+        else
+        {
+            pTargetRadio = get<RadioButton>(elem.m_sID);
+            pTarget = pTargetRadio;
+        }
+
+        FixedImage *pImage = get<FixedImage>(elem.m_sValue.toUtf8());
+        SAL_WARN_IF(!pTarget || !pImage,
+            "vcl", "missing elements of button/image/stock");
+        if (!pTarget || !pImage)
+            continue;
+        aImagesToBeRemoved.insert(elem.m_sValue);
+
+        if (!elem.m_bRadio)
+        {
+            const Image& rImage = pImage->GetImage();
+            SymbolType eSymbol = mapStockToSymbol(rImage.GetStock());
+            if (eSymbol != SymbolType::IMAGE && eSymbol != SymbolType::DONTKNOW)
+            {
+                pTargetButton->SetSymbol(eSymbol);
+                //fdo#76457 keep symbol images small e.g. tools->customize->menu
+                //but images the right size. Really the PushButton::CalcMinimumSize
+                //and PushButton::ImplDrawPushButton are the better place to handle
+                //this, but its such a train-wreck
+                pTargetButton->SetStyle(pTargetButton->GetStyle() | WB_SMALLSTYLE);
+            }
+            else
+            {
+                pTargetButton->SetModeImage(rImage);
+                if (pImage->GetStyle() & WB_SMALLSTYLE)
+                {
+                    Size aSz(rImage.GetSizePixel());
+                    aSz.AdjustWidth(6);
+                    aSz.AdjustHeight(6);
+                    if (pTargetButton->get_width_request() == -1)
+                        pTargetButton->set_width_request(aSz.Width());
+                    if (pTargetButton->get_height_request() == -1)
+                        pTargetButton->set_height_request(aSz.Height());
+                }
+            }
+        }
+        else
+            pTargetRadio->SetModeRadioImage(pImage->GetImage());
+
+        auto aFind = m_pParserState->m_aImageSizeMap.find(elem.m_sValue.toUtf8());
+        if (aFind != m_pParserState->m_aImageSizeMap.end())
+        {
+            switch (aFind->second)
+            {
+                case 1:
+                    pTarget->SetSmallSymbol();
+                    break;
+                case 2:
+                    assert(pImage->GetStyle() & WB_SMALLSTYLE);
+                    pTarget->SetStyle(pTarget->GetStyle() | WB_SMALLSTYLE);
+                    break;
+                case 3:
+                    pTarget->SetStyle(pTarget->GetStyle() | WB_SMALLSTYLE);
+                    // large toolbar, make bigger than normal (4)
+                    pTarget->set_width_request(pTarget->GetOptimalSize().Width() * 1.5);
+                    pTarget->set_height_request(pTarget->GetOptimalSize().Height() * 1.5);
+                    break;
+                case 4:
+                    break;
+                default:
+                    SAL_WARN("vcl.builder", "unsupported image size " << aFind->second);
+                    break;
+            }
+            m_pParserState->m_aImageSizeMap.erase(aFind);
+        }
+    }
+
+    //There may be duplicate use of an Image, so we used a set to collect and
+    //now we can remove them from the tree after their final munge
+    for (auto const& elem : aImagesToBeRemoved)
+    {
+        delete_by_name(elem.toUtf8());
+    }
+
+    //Set button menus when everything has been imported
+    for (auto const& elem : m_pParserState->m_aButtonMenuMaps)
+    {
+        MenuButton *pTarget = get<MenuButton>(elem.m_sID);
+        PopupMenu *pMenu = get_menu(elem.m_sValue.toUtf8());
+        SAL_WARN_IF(!pTarget || !pMenu,
+            "vcl", "missing elements of button/menu");
+        if (!pTarget || !pMenu)
+            continue;
+        pTarget->SetPopupMenu(pMenu);
+    }
+
+    //Remove ScrollWindow parent widgets whose children in vcl implement scrolling
+    //internally.
+    for (auto const& elem : m_pParserState->m_aRedundantParentWidgets)
+    {
+        delete_by_window(elem.first);
+    }
+
+    //fdo#67378 merge the label into the disclosure button
+    for (auto const& elem : m_pParserState->m_aExpanderWidgets)
+    {
+        vcl::Window *pChild = elem->get_child();
+        vcl::Window* pLabel = elem->GetWindow(GetWindowType::LastChild);
+        if (pLabel && pLabel != pChild && pLabel->GetType() == WindowType::FIXEDTEXT)
+        {
+            FixedText *pLabelWidget = static_cast<FixedText*>(pLabel);
+            elem->set_label(pLabelWidget->GetText());
+            if (pLabelWidget->IsControlFont())
+                elem->get_label_widget()->SetControlFont(pLabelWidget->GetControlFont());
+            delete_by_window(pLabel);
+        }
+    }
+
+    // create message dialog message area now
+    for (auto const& elem : m_pParserState->m_aMessageDialogs)
+        elem->create_message_area();
+
+    //drop maps, etc. that we don't need again
+    m_pParserState.reset();
+
+    SAL_WARN_IF(!m_sID.isEmpty() && (!m_bToplevelParentFound && !get_by_name(m_sID)), "vcl.builder",
+        "Requested top level widget \"" << m_sID << "\" not found in " << sUIFile);
+
+#if defined SAL_LOG_WARN
+    if (m_bToplevelParentFound && m_pParent->IsDialog())
+    {
+        int nButtons = 0;
+        bool bHasDefButton = false;
+        for (auto const& child : m_aChildren)
+        {
+            if (isButtonType(child.m_pWindow->GetType()))
+            {
+                ++nButtons;
+                if (child.m_pWindow->GetStyle() & WB_DEFBUTTON)
+                {
+                    bHasDefButton = true;
+                    break;
+                }
+            }
+        }
+        SAL_WARN_IF(nButtons && !bHasDefButton, "vcl.builder", "No default button defined in " << sUIFile);
+    }
+#endif
+
+    const bool bHideHelp = comphelper::LibreOfficeKit::isActive() &&
+        officecfg::Office::Common::Help::HelpRootURL::get().isEmpty();
+    if (bHideHelp)
+    {
+        if (vcl::Window *pHelpButton = get("help"))
+            pHelpButton->Hide();
+    }
+}
+
+VclBuilder::~VclBuilder()
+{
+    disposeBuilder();
+}
+
+void VclBuilder::disposeBuilder()
+{
+    for (std::vector<WinAndId>::reverse_iterator aI = m_aChildren.rbegin(),
+         aEnd = m_aChildren.rend(); aI != aEnd; ++aI)
+    {
+        aI->m_pWindow.disposeAndClear();
+    }
+    m_aChildren.clear();
+
+    for (std::vector<MenuAndId>::reverse_iterator aI = m_aMenus.rbegin(),
+         aEnd = m_aMenus.rend(); aI != aEnd; ++aI)
+    {
+        aI->m_pMenu.disposeAndClear();
+    }
+    m_aMenus.clear();
+    m_pParent.clear();
+}
+
+namespace
+{
+    bool extractHasFrame(VclBuilder::stringmap& rMap)
+    {
+        bool bHasFrame = true;
+        VclBuilder::stringmap::iterator aFind = rMap.find("has-frame");
+        if (aFind != rMap.end())
+        {
+            bHasFrame = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bHasFrame;
+    }
+
+    bool extractDrawValue(VclBuilder::stringmap& rMap)
+    {
+        bool bDrawValue = true;
+        VclBuilder::stringmap::iterator aFind = rMap.find("draw-value");
+        if (aFind != rMap.end())
+        {
+            bDrawValue = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bDrawValue;
+    }
+
+    OUString extractPopupMenu(VclBuilder::stringmap& rMap)
+    {
+        OUString sRet;
+        VclBuilder::stringmap::iterator aFind = rMap.find("popup");
+        if (aFind != rMap.end())
+        {
+            sRet = aFind->second;
+            rMap.erase(aFind);
+        }
+        return sRet;
+    }
+
+    OUString extractWidgetName(VclBuilder::stringmap& rMap)
+    {
+        OUString sRet;
+        VclBuilder::stringmap::iterator aFind = rMap.find("name");
+        if (aFind != rMap.end())
+        {
+            sRet = aFind->second;
+            rMap.erase(aFind);
+        }
+        return sRet;
+    }
+
+    OUString extractValuePos(VclBuilder::stringmap& rMap)
+    {
+        OUString sRet("top");
+        VclBuilder::stringmap::iterator aFind = rMap.find("value-pos");
+        if (aFind != rMap.end())
+        {
+            sRet = aFind->second;
+            rMap.erase(aFind);
+        }
+        return sRet;
+    }
+
+    OUString extractTypeHint(VclBuilder::stringmap &rMap)
+    {
+        OUString sRet("normal");
+        VclBuilder::stringmap::iterator aFind = rMap.find("type-hint");
+        if (aFind != rMap.end())
+        {
+            sRet = aFind->second;
+            rMap.erase(aFind);
+        }
+        return sRet;
+    }
+
+    bool extractResizable(VclBuilder::stringmap &rMap)
+    {
+        bool bResizable = true;
+        VclBuilder::stringmap::iterator aFind = rMap.find("resizable");
+        if (aFind != rMap.end())
+        {
+            bResizable = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bResizable;
+    }
+
+#if HAVE_FEATURE_DESKTOP
+    bool extractModal(VclBuilder::stringmap &rMap)
+    {
+        bool bModal = false;
+        VclBuilder::stringmap::iterator aFind = rMap.find("modal");
+        if (aFind != rMap.end())
+        {
+            bModal = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bModal;
+    }
+#endif
+
+    bool extractDecorated(VclBuilder::stringmap &rMap)
+    {
+        bool bDecorated = true;
+        VclBuilder::stringmap::iterator aFind = rMap.find("decorated");
+        if (aFind != rMap.end())
+        {
+            bDecorated = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bDecorated;
+    }
+
+    bool extractCloseable(VclBuilder::stringmap &rMap)
+    {
+        bool bCloseable = true;
+        VclBuilder::stringmap::iterator aFind = rMap.find("deletable");
+        if (aFind != rMap.end())
+        {
+            bCloseable = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bCloseable;
+    }
+
+    bool extractEntry(VclBuilder::stringmap &rMap)
+    {
+        bool bHasEntry = false;
+        VclBuilder::stringmap::iterator aFind = rMap.find("has-entry");
+        if (aFind != rMap.end())
+        {
+            bHasEntry = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bHasEntry;
+    }
+
+    bool extractOrientation(VclBuilder::stringmap &rMap)
+    {
+        bool bVertical = false;
+        VclBuilder::stringmap::iterator aFind = rMap.find("orientation");
+        if (aFind != rMap.end())
+        {
+            bVertical = aFind->second.equalsIgnoreAsciiCase("vertical");
+            rMap.erase(aFind);
+        }
+        return bVertical;
+    }
+
+    bool extractVerticalTabPos(VclBuilder::stringmap &rMap)
+    {
+        bool bVertical = false;
+        VclBuilder::stringmap::iterator aFind = rMap.find("tab-pos");
+        if (aFind != rMap.end())
+        {
+            bVertical = aFind->second.equalsIgnoreAsciiCase("left") ||
+                        aFind->second.equalsIgnoreAsciiCase("right");
+            rMap.erase(aFind);
+        }
+        return bVertical;
+    }
+
+    bool extractInconsistent(VclBuilder::stringmap &rMap)
+    {
+        bool bInconsistent = false;
+        VclBuilder::stringmap::iterator aFind = rMap.find("inconsistent");
+        if (aFind != rMap.end())
+        {
+            bInconsistent = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bInconsistent;
+    }
+
+    OUString extractIconName(VclBuilder::stringmap &rMap)
+    {
+        OUString sIconName;
+        // allow pixbuf, but prefer icon-name
+        {
+            VclBuilder::stringmap::iterator aFind = rMap.find(OString("pixbuf"));
+            if (aFind != rMap.end())
+            {
+                sIconName = aFind->second;
+                rMap.erase(aFind);
+            }
+        }
+        {
+            VclBuilder::stringmap::iterator aFind = rMap.find(OString("icon-name"));
+            if (aFind != rMap.end())
+            {
+                sIconName = aFind->second;
+                rMap.erase(aFind);
+            }
+        }
+        if (sIconName == "missing-image")
+            return OUString();
+        OUString sReplace = mapStockToImageResource(sIconName);
+        return !sReplace.isEmpty() ? sReplace : sIconName;
+    }
+
+    WinBits extractRelief(VclBuilder::stringmap &rMap)
+    {
+        WinBits nBits = WB_3DLOOK;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("relief"));
+        if (aFind != rMap.end())
+        {
+            if (aFind->second == "half")
+                nBits = WB_FLATBUTTON | WB_BEVELBUTTON;
+            else if (aFind->second == "none")
+                nBits = WB_FLATBUTTON;
+            rMap.erase(aFind);
+        }
+        return nBits;
+    }
+
+    OUString extractLabel(VclBuilder::stringmap &rMap)
+    {
+        OUString sType;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("label"));
+        if (aFind != rMap.end())
+        {
+            sType = aFind->second;
+            rMap.erase(aFind);
+        }
+        return sType;
+    }
+
+    OUString extractActionName(VclBuilder::stringmap &rMap)
+    {
+        OUString sActionName;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("action-name"));
+        if (aFind != rMap.end())
+        {
+            sActionName = aFind->second;
+            rMap.erase(aFind);
+        }
+        return sActionName;
+    }
+
+    bool extractVisible(VclBuilder::stringmap &rMap)
+    {
+        bool bRet = false;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("visible"));
+        if (aFind != rMap.end())
+        {
+            bRet = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bRet;
+    }
+
+    Size extractSizeRequest(VclBuilder::stringmap &rMap)
+    {
+        OUString sWidthRequest("0");
+        OUString sHeightRequest("0");
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("width-request"));
+        if (aFind != rMap.end())
+        {
+            sWidthRequest = aFind->second;
+            rMap.erase(aFind);
+        }
+        aFind = rMap.find("height-request");
+        if (aFind != rMap.end())
+        {
+            sHeightRequest = aFind->second;
+            rMap.erase(aFind);
+        }
+        return Size(sWidthRequest.toInt32(), sHeightRequest.toInt32());
+    }
+
+    OUString extractTooltipText(VclBuilder::stringmap &rMap)
+    {
+        OUString sTooltipText;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("tooltip-text"));
+        if (aFind == rMap.end())
+            aFind = rMap.find(OString("tooltip-markup"));
+        if (aFind != rMap.end())
+        {
+            sTooltipText = aFind->second;
+            rMap.erase(aFind);
+        }
+        return sTooltipText;
+    }
+
+    float extractAlignment(VclBuilder::stringmap &rMap)
+    {
+        float f = 0.0;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("alignment"));
+        if (aFind != rMap.end())
+        {
+            f = aFind->second.toFloat();
+            rMap.erase(aFind);
+        }
+        return f;
+    }
+
+    OUString extractTitle(VclBuilder::stringmap &rMap)
+    {
+        OUString sTitle;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("title"));
+        if (aFind != rMap.end())
+        {
+            sTitle = aFind->second;
+            rMap.erase(aFind);
+        }
+        return sTitle;
+    }
+
+    bool extractHeadersVisible(VclBuilder::stringmap &rMap)
+    {
+        bool bHeadersVisible = true;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("headers-visible"));
+        if (aFind != rMap.end())
+        {
+            bHeadersVisible = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bHeadersVisible;
+    }
+
+    bool extractSortIndicator(VclBuilder::stringmap &rMap)
+    {
+        bool bSortIndicator = false;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("sort-indicator"));
+        if (aFind != rMap.end())
+        {
+            bSortIndicator = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bSortIndicator;
+    }
+
+    bool extractClickable(VclBuilder::stringmap &rMap)
+    {
+        bool bClickable = false;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("clickable"));
+        if (aFind != rMap.end())
+        {
+            bClickable = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bClickable;
+    }
+
+    void setupFromActionName(Button *pButton, VclBuilder::stringmap &rMap, const css::uno::Reference<css::frame::XFrame>& rFrame)
+    {
+        if (!rFrame.is())
+            return;
+
+        OUString aCommand(extractActionName(rMap));
+        if (aCommand.isEmpty())
+            return;
+
+        OUString aModuleName(vcl::CommandInfoProvider::GetModuleIdentifier(rFrame));
+        auto aProperties = vcl::CommandInfoProvider::GetCommandProperties(aCommand, aModuleName);
+        OUString aLabel(vcl::CommandInfoProvider::GetLabelForCommand(aProperties));
+        if (!aLabel.isEmpty())
+            pButton->SetText(aLabel);
+
+        OUString aTooltip(vcl::CommandInfoProvider::GetTooltipForCommand(aCommand, aProperties, rFrame));
+        if (!aTooltip.isEmpty())
+            pButton->SetQuickHelpText(aTooltip);
+
+        Image aImage(vcl::CommandInfoProvider::GetImageForCommand(aCommand, rFrame));
+        pButton->SetModeImage(aImage);
+
+        pButton->SetCommandHandler(aCommand);
+    }
+
+    VclPtr<Button> extractStockAndBuildPushButton(vcl::Window *pParent, VclBuilder::stringmap &rMap, bool bToggle)
+    {
+        WinBits nBits = WB_CLIPCHILDREN|WB_CENTER|WB_VCENTER;
+        if (bToggle)
+            nBits |= WB_TOGGLE;
+
+        nBits |= extractRelief(rMap);
+
+        VclPtr<Button> xWindow = VclPtr<PushButton>::Create(pParent, nBits);
+        return xWindow;
+    }
+
+    VclPtr<MenuButton> extractStockAndBuildMenuButton(vcl::Window *pParent, VclBuilder::stringmap &rMap)
+    {
+        WinBits nBits = WB_CLIPCHILDREN|WB_CENTER|WB_VCENTER|WB_3DLOOK;
+
+        nBits |= extractRelief(rMap);
+
+        VclPtr<MenuButton> xWindow = VclPtr<MenuButton>::Create(pParent, nBits);
+        return xWindow;
+    }
+
+    VclPtr<MenuButton> extractStockAndBuildMenuToggleButton(vcl::Window *pParent, VclBuilder::stringmap &rMap)
+    {
+        WinBits nBits = WB_CLIPCHILDREN|WB_CENTER|WB_VCENTER|WB_3DLOOK;
+
+        nBits |= extractRelief(rMap);
+
+        VclPtr<MenuButton> xWindow = VclPtr<MenuToggleButton>::Create(pParent, nBits);
+        return xWindow;
+    }
+
+    WinBits extractDeferredBits(VclBuilder::stringmap &rMap)
+    {
+        WinBits nBits = WB_3DLOOK|WB_HIDE;
+        if (extractResizable(rMap))
+            nBits |= WB_SIZEABLE;
+        if (extractCloseable(rMap))
+            nBits |= WB_CLOSEABLE;
+        if (!extractDecorated(rMap))
+            nBits |= WB_OWNERDRAWDECORATION;
+        OUString sType(extractTypeHint(rMap));
+        if (sType == "utility")
+            nBits |= WB_SYSTEMWINDOW | WB_DIALOGCONTROL | WB_MOVEABLE;
+        else if (sType == "popup-menu")
+            nBits |= WB_SYSTEMWINDOW | WB_DIALOGCONTROL | WB_POPUP;
+        else if (sType == "dock")
+            nBits |= WB_DOCKABLE | WB_MOVEABLE;
+        else
+            nBits |= WB_MOVEABLE;
+        return nBits;
+    }
+}
+
+void VclBuilder::extractGroup(const OString &id, stringmap &rMap)
+{
+    VclBuilder::stringmap::iterator aFind = rMap.find(OString("group"));
+    if (aFind != rMap.end())
+    {
+        OUString sID = aFind->second;
+        sal_Int32 nDelim = sID.indexOf(':');
+        if (nDelim != -1)
+            sID = sID.copy(0, nDelim);
+        m_pParserState->m_aGroupMaps.emplace_back(id, sID.toUtf8());
+        rMap.erase(aFind);
+    }
+}
+
+void VclBuilder::connectNumericFormatterAdjustment(const OString &id, const OUString &rAdjustment)
+{
+    if (!rAdjustment.isEmpty())
+        m_pParserState->m_aNumericFormatterAdjustmentMaps.emplace_back(id, rAdjustment);
+}
+
+void VclBuilder::connectFormattedFormatterAdjustment(const OString &id, const OUString &rAdjustment)
+{
+    if (!rAdjustment.isEmpty())
+        m_pParserState->m_aFormattedFormatterAdjustmentMaps.emplace_back(id, rAdjustment);
+}
+
+bool VclBuilder::extractAdjustmentToMap(const OString& id, VclBuilder::stringmap& rMap, std::vector<WidgetAdjustmentMap>& rAdjustmentMap)
+{
+    VclBuilder::stringmap::iterator aFind = rMap.find(OString("adjustment"));
+    if (aFind != rMap.end())
+    {
+        rAdjustmentMap.emplace_back(id, aFind->second);
+        rMap.erase(aFind);
+        return true;
+    }
+    return false;
+}
+
+namespace
+{
+    sal_Int32 extractActive(VclBuilder::stringmap &rMap)
+    {
+        sal_Int32 nActiveId = 0;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("active"));
+        if (aFind != rMap.end())
+        {
+            nActiveId = aFind->second.toInt32();
+            rMap.erase(aFind);
+        }
+        return nActiveId;
+    }
+
+    bool extractSelectable(VclBuilder::stringmap &rMap)
+    {
+        bool bSelectable = false;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("selectable"));
+        if (aFind != rMap.end())
+        {
+            bSelectable = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bSelectable;
+    }
+
+    OUString extractAdjustment(VclBuilder::stringmap &rMap)
+    {
+        OUString sAdjustment;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("adjustment"));
+        if (aFind != rMap.end())
+        {
+            sAdjustment= aFind->second;
+            rMap.erase(aFind);
+            return sAdjustment;
+        }
+        return sAdjustment;
+    }
+
+    bool extractDrawIndicator(VclBuilder::stringmap &rMap)
+    {
+        bool bDrawIndicator = false;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("draw-indicator"));
+        if (aFind != rMap.end())
+        {
+            bDrawIndicator = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bDrawIndicator;
+    }
+}
+
+void VclBuilder::extractModel(const OString &id, stringmap &rMap)
+{
+    VclBuilder::stringmap::iterator aFind = rMap.find(OString("model"));
+    if (aFind != rMap.end())
+    {
+        m_pParserState->m_aModelMaps.emplace_back(id, aFind->second,
+            extractActive(rMap));
+        rMap.erase(aFind);
+    }
+}
+
+void VclBuilder::extractBuffer(const OString &id, stringmap &rMap)
+{
+    VclBuilder::stringmap::iterator aFind = rMap.find(OString("buffer"));
+    if (aFind != rMap.end())
+    {
+        m_pParserState->m_aTextBufferMaps.emplace_back(id, aFind->second);
+        rMap.erase(aFind);
+    }
+}
+
+int VclBuilder::getImageSize(const stringmap &rMap)
+{
+    int nSize = 4;
+    auto aFind = rMap.find(OString("icon-size"));
+    if (aFind != rMap.end())
+        nSize = aFind->second.toInt32();
+    return nSize;
+}
+
+void VclBuilder::extractButtonImage(const OString &id, stringmap &rMap, bool bRadio)
+{
+    VclBuilder::stringmap::iterator aFind = rMap.find(OString("image"));
+    if (aFind != rMap.end())
+    {
+        m_pParserState->m_aButtonImageWidgetMaps.emplace_back(id, aFind->second, bRadio);
+        rMap.erase(aFind);
+    }
+}
+
+void VclBuilder::extractMnemonicWidget(const OString &rLabelID, stringmap &rMap)
+{
+    VclBuilder::stringmap::iterator aFind = rMap.find(OString("mnemonic-widget"));
+    if (aFind != rMap.end())
+    {
+        OUString sID = aFind->second;
+        sal_Int32 nDelim = sID.indexOf(':');
+        if (nDelim != -1)
+            sID = sID.copy(0, nDelim);
+        m_pParserState->m_aMnemonicWidgetMaps.emplace_back(rLabelID, sID);
+        rMap.erase(aFind);
+    }
+}
+
+vcl::Window* VclBuilder::prepareWidgetOwnScrolling(vcl::Window *pParent, WinBits &rWinStyle)
+{
+    //For Widgets that manage their own scrolling, if one appears as a child of
+    //a scrolling window shoehorn that scrolling settings to this widget and
+    //return the real parent to use
+    if (pParent && pParent->GetType() == WindowType::SCROLLWINDOW)
+    {
+        WinBits nScrollBits = pParent->GetStyle();
+        nScrollBits &= (WB_AUTOHSCROLL|WB_HSCROLL|WB_AUTOVSCROLL|WB_VSCROLL);
+        rWinStyle |= nScrollBits;
+        if (static_cast<VclScrolledWindow*>(pParent)->HasVisibleBorder())
+            rWinStyle |= WB_BORDER;
+        pParent = pParent->GetParent();
+    }
+
+    return pParent;
+}
+
+void VclBuilder::cleanupWidgetOwnScrolling(vcl::Window *pScrollParent, vcl::Window *pWindow, stringmap &rMap)
+{
+    //remove the redundant scrolling parent
+    sal_Int32 nWidthReq = pScrollParent->get_width_request();
+    rMap[OString("width-request")] = OUString::number(nWidthReq);
+    sal_Int32 nHeightReq = pScrollParent->get_height_request();
+    rMap[OString("height-request")] = OUString::number(nHeightReq);
+
+    m_pParserState->m_aRedundantParentWidgets[pScrollParent] = pWindow;
+}
+
+#ifndef DISABLE_DYNLOADING
+
+extern "C" { static void thisModule() {} }
+
+namespace {
+
+// Don't unload the module on destruction
+class NoAutoUnloadModule : public osl::Module
+{
+public:
+    ~NoAutoUnloadModule() { release(); }
+};
+
+}
+
+typedef std::map<OUString, std::shared_ptr<NoAutoUnloadModule>> ModuleMap;
+static ModuleMap g_aModuleMap;
+
+#if ENABLE_MERGELIBS
+static std::shared_ptr<NoAutoUnloadModule> g_pMergedLib = std::make_shared<NoAutoUnloadModule>();
+#endif
+
+#ifndef SAL_DLLPREFIX
+#  define SAL_DLLPREFIX ""
+#endif
+
+#endif
+
+namespace vcl {
+
+void VclBuilderPreload()
+{
+#ifndef DISABLE_DYNLOADING
+
+#if ENABLE_MERGELIBS
+    g_pMergedLib->loadRelative(&thisModule, SVLIBRARY("merged"));
+#else
+// find -name '*ui*' | xargs grep 'class=".*lo-' |
+//     sed 's/.*class="//' | sed 's/-.*$//' | sort | uniq
+    static const char *aWidgetLibs[] = {
+        "sfxlo",  "svtlo"
+    };
+    for (const auto & lib : aWidgetLibs)
+    {
+        std::unique_ptr<NoAutoUnloadModule> pModule(new NoAutoUnloadModule);
+        OUString sModule = SAL_DLLPREFIX + OUString::createFromAscii(lib) + SAL_DLLEXTENSION;
+        if (pModule->loadRelative(&thisModule, sModule))
+            g_aModuleMap.insert(std::make_pair(sModule, std::move(pModule)));
+    }
+#endif // ENABLE_MERGELIBS
+#endif // DISABLE_DYNLOADING
+}
+
+}
+
+#if defined DISABLE_DYNLOADING && !HAVE_FEATURE_DESKTOP
+extern "C" VclBuilder::customMakeWidget lo_get_custom_widget_func(const char* name);
+#endif
+
+namespace
+{
+// Takes a string like "sfxlo-NotebookbarToolBox"
+VclBuilder::customMakeWidget GetCustomMakeWidget(const OString& rName)
+{
+    const OString name = rName == "sfxlo-SidebarToolBox" ? "sfxlo-NotebookbarToolBox" : rName;
+    VclBuilder::customMakeWidget pFunction = nullptr;
+    if (sal_Int32 nDelim = name.indexOf('-'); nDelim != -1)
+    {
+        const OString aFunction(OString::Concat("make") + name.subView(nDelim + 1));
+        const OUString sFunction(OStringToOUString(aFunction, RTL_TEXTENCODING_UTF8));
+
+#ifndef DISABLE_DYNLOADING
+        const OUString sModule = SAL_DLLPREFIX
+                                 + OStringToOUString(name.subView(0, nDelim), RTL_TEXTENCODING_UTF8)
+                                 + SAL_DLLEXTENSION;
+        ModuleMap::iterator aI = g_aModuleMap.find(sModule);
+        if (aI == g_aModuleMap.end())
+        {
+            std::shared_ptr<NoAutoUnloadModule> pModule;
+#if ENABLE_MERGELIBS
+            if (!g_pMergedLib->is())
+                g_pMergedLib->loadRelative(&thisModule, SVLIBRARY("merged"));
+            if ((pFunction = reinterpret_cast<VclBuilder::customMakeWidget>(
+                     g_pMergedLib->getFunctionSymbol(sFunction))))
+                pModule = g_pMergedLib;
+#endif
+            if (!pFunction)
+            {
+                pModule = std::make_shared<NoAutoUnloadModule>();
+                bool ok = pModule->loadRelative(&thisModule, sModule);
+                if (!ok)
+                {
+#ifdef LINUX
+                    // in the case of preloading, we don't have eg. the
+                    // libcuilo.so, but still need to dlsym the symbols -
+                    // which are already in-process
+                    if (comphelper::LibreOfficeKit::isActive())
+                    {
+                        pFunction = reinterpret_cast<VclBuilder::customMakeWidget>(dlsym(RTLD_DEFAULT, aFunction.getStr()));
+                        ok = !!pFunction;
+                        assert(ok && "couldn't even directly dlsym the sFunction (available via preload)");
+                    }
+#endif
+                    assert(ok && "bad module name in .ui");
+                }
+                else
+                {
+                    pFunction = reinterpret_cast<VclBuilder::customMakeWidget>(
+                            pModule->getFunctionSymbol(sFunction));
+                }
+            }
+            g_aModuleMap.insert(std::make_pair(sModule, pModule));
+        }
+        else
+            pFunction = reinterpret_cast<VclBuilder::customMakeWidget>(
+                aI->second->getFunctionSymbol(sFunction));
+#elif !HAVE_FEATURE_DESKTOP
+        pFunction = lo_get_custom_widget_func(sFunction.toUtf8().getStr());
+        SAL_WARN_IF(!pFunction, "vcl.builder", "Could not find " << sFunction);
+        assert(pFunction);
+#else
+        pFunction = reinterpret_cast<VclBuilder::customMakeWidget>(
+            osl_getFunctionSymbol((oslModule)RTLD_DEFAULT, sFunction.pData));
+#endif
+    }
+    return pFunction;
+}
+}
+
+VclPtr<vcl::Window> VclBuilder::makeObject(vcl::Window *pParent, const OString &name, const OString &id,
+    stringmap &rMap)
+{
+    bool bIsPlaceHolder = name.isEmpty();
+    bool bVertical = false;
+
+    if (pParent && (pParent->GetType() == WindowType::TABCONTROL ||
+                    pParent->GetType() == WindowType::VERTICALTABCONTROL))
+    {
+        bool bTopLevel(name == "GtkDialog" || name == "GtkMessageDialog" ||
+                       name == "GtkWindow" || name == "GtkPopover" || name == "GtkAssistant");
+        if (!bTopLevel)
+        {
+            if (pParent->GetType() == WindowType::TABCONTROL)
+            {
+                //We have to add a page
+                //make default pageid == position
+                TabControl *pTabControl = static_cast<TabControl*>(pParent);
+                sal_uInt16 nNewPageCount = pTabControl->GetPageCount()+1;
+                sal_uInt16 nNewPageId = nNewPageCount;
+                pTabControl->InsertPage(nNewPageId, OUString());
+                pTabControl->SetCurPageId(nNewPageId);
+                SAL_WARN_IF(bIsPlaceHolder, "vcl.builder", "we should have no placeholders for tabpages");
+                if (!bIsPlaceHolder)
+                {
+                    VclPtrInstance<TabPage> pPage(pTabControl);
+                    pPage->Show();
+
+                    //Make up a name for it
+                    OString sTabPageId = get_by_window(pParent) +
+                        "-page" +
+                        OString::number(nNewPageCount);
+                    m_aChildren.emplace_back(sTabPageId, pPage, false);
+                    pPage->SetHelpId(m_sHelpRoot + sTabPageId);
+
+                    pParent = pPage;
+
+                    pTabControl->SetTabPage(nNewPageId, pPage);
+                }
+            }
+            else
+            {
+                VerticalTabControl *pTabControl = static_cast<VerticalTabControl*>(pParent);
+                SAL_WARN_IF(bIsPlaceHolder, "vcl.builder", "we should have no placeholders for tabpages");
+                if (!bIsPlaceHolder)
+                    pParent = pTabControl->GetPageParent();
+            }
+        }
+    }
+
+    if (bIsPlaceHolder || name == "GtkTreeSelection")
+        return nullptr;
+
+    ToolBox *pToolBox = (pParent && pParent->GetType() == WindowType::TOOLBOX) ? static_cast<ToolBox*>(pParent) : nullptr;
+
+    extractButtonImage(id, rMap, name == "GtkRadioButton");
+
+    VclPtr<vcl::Window> xWindow;
+    if (name == "GtkDialog" || name == "GtkAssistant")
+    {
+        // WB_ALLOWMENUBAR because we don't know in advance if we will encounter
+        // a menubar, and menubars need a BorderWindow in the toplevel, and
+        // such border windows need to be in created during the dialog ctor
+        WinBits nBits = WB_MOVEABLE|WB_3DLOOK|WB_ALLOWMENUBAR;
+        if (extractResizable(rMap))
+            nBits |= WB_SIZEABLE;
+        if (extractCloseable(rMap))
+            nBits |= WB_CLOSEABLE;
+        Dialog::InitFlag eInit = !pParent ? Dialog::InitFlag::NoParent : Dialog::InitFlag::Default;
+        if (name == "GtkAssistant")
+            xWindow = VclPtr<vcl::RoadmapWizard>::Create(pParent, nBits, eInit);
+        else
+            xWindow = VclPtr<Dialog>::Create(pParent, nBits, eInit);
+#if HAVE_FEATURE_DESKTOP
+        if (!extractModal(rMap))
+            xWindow->SetType(WindowType::MODELESSDIALOG);
+#endif
+    }
+    else if (name == "GtkMessageDialog")
+    {
+        WinBits nBits = WB_MOVEABLE|WB_3DLOOK|WB_CLOSEABLE;
+        if (extractResizable(rMap))
+            nBits |= WB_SIZEABLE;
+        VclPtr<MessageDialog> xDialog(VclPtr<MessageDialog>::Create(pParent, nBits));
+        m_pParserState->m_aMessageDialogs.push_back(xDialog);
+        xWindow = xDialog;
+#if defined _WIN32
+        xWindow->set_border_width(3);
+#else
+        xWindow->set_border_width(12);
+#endif
+    }
+    else if (name == "GtkBox" || name == "GtkStatusbar")
+    {
+        bVertical = extractOrientation(rMap);
+        if (bVertical)
+            xWindow = VclPtr<VclVBox>::Create(pParent);
+        else
+            xWindow = VclPtr<VclHBox>::Create(pParent);
+    }
+    else if (name == "GtkPaned")
+    {
+        bVertical = extractOrientation(rMap);
+        if (bVertical)
+            xWindow = VclPtr<VclVPaned>::Create(pParent);
+        else
+            xWindow = VclPtr<VclHPaned>::Create(pParent);
+    }
+    else if (name == "GtkHBox")
+        xWindow = VclPtr<VclHBox>::Create(pParent);
+    else if (name == "GtkVBox")
+        xWindow = VclPtr<VclVBox>::Create(pParent);
+    else if (name == "GtkButtonBox")
+    {
+        bVertical = extractOrientation(rMap);
+        if (bVertical)
+            xWindow = VclPtr<VclVButtonBox>::Create(pParent);
+        else
+            xWindow = VclPtr<VclHButtonBox>::Create(pParent);
+    }
+    else if (name == "GtkHButtonBox")
+        xWindow = VclPtr<VclHButtonBox>::Create(pParent);
+    else if (name == "GtkVButtonBox")
+        xWindow = VclPtr<VclVButtonBox>::Create(pParent);
+    else if (name == "GtkGrid")
+        xWindow = VclPtr<VclGrid>::Create(pParent);
+    else if (name == "GtkFrame")
+        xWindow = VclPtr<VclFrame>::Create(pParent);
+    else if (name == "GtkExpander")
+    {
+        VclPtrInstance<VclExpander> pExpander(pParent);
+        m_pParserState->m_aExpanderWidgets.push_back(pExpander);
+        xWindow = pExpander;
+    }
+    else if (name == "GtkButton" || (!m_bLegacy && name == "GtkToggleButton"))
+    {
+        VclPtr<Button> xButton;
+        OUString sMenu = BuilderUtils::extractCustomProperty(rMap);
+        if (sMenu.isEmpty())
+            xButton = extractStockAndBuildPushButton(pParent, rMap, name == "GtkToggleButton");
+        else
+        {
+            assert(m_bLegacy && "use GtkMenuButton");
+            xButton = extractStockAndBuildMenuButton(pParent, rMap);
+            m_pParserState->m_aButtonMenuMaps.emplace_back(id, sMenu);
+        }
+        xButton->SetImageAlign(ImageAlign::Left); //default to left
+        setupFromActionName(xButton, rMap, m_xFrame);
+        xWindow = xButton;
+    }
+    else if (name == "GtkMenuButton")
+    {
+        VclPtr<MenuButton> xButton;
+
+        OUString sMenu = extractPopupMenu(rMap);
+        if (!sMenu.isEmpty())
+            m_pParserState->m_aButtonMenuMaps.emplace_back(id, sMenu);
+
+        OUString sType = extractWidgetName(rMap);
+        if (sType.isEmpty())
+        {
+            xButton = extractStockAndBuildMenuButton(pParent, rMap);
+            xButton->SetAccessibleRole(css::accessibility::AccessibleRole::BUTTON_MENU);
+        }
+        else
+        {
+            xButton = extractStockAndBuildMenuToggleButton(pParent, rMap);
+        }
+
+        xButton->SetImageAlign(ImageAlign::Left); //default to left
+
+        if (!extractDrawIndicator(rMap))
+            xButton->SetDropDown(PushButtonDropdownStyle::NONE);
+
+        setupFromActionName(xButton, rMap, m_xFrame);
+        xWindow = xButton;
+    }
+    else if (name == "GtkToggleButton" && m_bLegacy)
+    {
+        VclPtr<Button> xButton;
+        OUString sMenu = BuilderUtils::extractCustomProperty(rMap);
+        assert(sMenu.getLength() && "not implemented yet");
+        xButton = extractStockAndBuildMenuToggleButton(pParent, rMap);
+        m_pParserState->m_aButtonMenuMaps.emplace_back(id, sMenu);
+        xButton->SetImageAlign(ImageAlign::Left); //default to left
+        setupFromActionName(xButton, rMap, m_xFrame);
+        xWindow = xButton;
+    }
+    else if (name == "GtkRadioButton")
+    {
+        extractGroup(id, rMap);
+        WinBits nBits = WB_CLIPCHILDREN|WB_LEFT|WB_VCENTER|WB_3DLOOK;
+        VclPtr<RadioButton> xButton = VclPtr<RadioButton>::Create(pParent, true, nBits);
+        xButton->SetImageAlign(ImageAlign::Left); //default to left
+        xWindow = xButton;
+    }
+    else if (name == "GtkCheckButton")
+    {
+        WinBits nBits = WB_CLIPCHILDREN|WB_LEFT|WB_VCENTER|WB_3DLOOK;
+        bool bIsTriState = extractInconsistent(rMap);
+        VclPtr<CheckBox> xCheckBox = VclPtr<CheckBox>::Create(pParent, nBits);
+        if (bIsTriState)
+        {
+            xCheckBox->EnableTriState(true);
+            xCheckBox->SetState(TRISTATE_INDET);
+        }
+        xCheckBox->SetImageAlign(ImageAlign::Left); //default to left
+
+        xWindow = xCheckBox;
+    }
+    else if (name == "GtkSpinButton")
+    {
+        OUString sAdjustment = extractAdjustment(rMap);
+
+        WinBits nBits = WB_CLIPCHILDREN|WB_LEFT|WB_3DLOOK|WB_SPIN|WB_REPEAT;
+        if (extractHasFrame(rMap))
+            nBits |= WB_BORDER;
+
+        connectFormattedFormatterAdjustment(id, sAdjustment);
+        VclPtrInstance<FormattedField> xField(pParent, nBits);
+        xField->GetFormatter().SetMinValue(0);
+        xWindow = xField;
+    }
+    else if (name == "GtkLinkButton")
+        xWindow = VclPtr<FixedHyperlink>::Create(pParent, WB_CENTER|WB_VCENTER|WB_3DLOOK|WB_NOLABEL);
+    else if (name == "GtkComboBox" || name == "GtkComboBoxText")
+    {
+        extractModel(id, rMap);
+
+        WinBits nBits = WB_CLIPCHILDREN|WB_LEFT|WB_VCENTER|WB_3DLOOK;
+
+        bool bDropdown = BuilderUtils::extractDropdown(rMap);
+
+        if (bDropdown)
+            nBits |= WB_DROPDOWN;
+
+        if (extractEntry(rMap))
+        {
+            VclPtrInstance<ComboBox> xComboBox(pParent, nBits);
+            xComboBox->EnableAutoSize(true);
+            xWindow = xComboBox;
+        }
+        else
+        {
+            VclPtrInstance<ListBox> xListBox(pParent, nBits|WB_SIMPLEMODE);
+            xListBox->EnableAutoSize(true);
+            xWindow = xListBox;
+        }
+    }
+    else if (name == "VclOptionalBox" || name == "sfxlo-OptionalBox")
+    {
+        // tdf#135495 fallback sfxlo-OptionalBox to VclOptionalBox as a stopgap
+        xWindow = VclPtr<OptionalBox>::Create(pParent);
+    }
+    else if (name == "svtlo-ManagedMenuButton")
+    {
+        // like tdf#135495 keep the name svtlo-ManagedMenuButton even though it's a misnomer
+        // and is not dlsymed from the svt library
+        xWindow = VclPtr<ManagedMenuButton>::Create(pParent, WB_CLIPCHILDREN|WB_CENTER|WB_VCENTER|WB_FLATBUTTON);
+        OUString sMenu = BuilderUtils::extractCustomProperty(rMap);
+        if (!sMenu.isEmpty())
+            m_pParserState->m_aButtonMenuMaps.emplace_back(id, sMenu);
+        setupFromActionName(static_cast<Button*>(xWindow.get()), rMap, m_xFrame);
+    }
+    else if (name == "sfxlo-PriorityMergedHBox")
+    {
+        // like tdf#135495 above, keep the sfxlo-PriorityMergedHBox even though its not in sfx anymore
+        xWindow = VclPtr<PriorityMergedHBox>::Create(pParent);
+    }
+    else if (name == "sfxlo-PriorityHBox")
+    {
+        // like tdf#135495 above, keep the sfxlo-PriorityMergedHBox even though its not in sfx anymore
+        xWindow = VclPtr<PriorityHBox>::Create(pParent);
+    }
+    else if (name == "sfxlo-DropdownBox")
+    {
+        // like tdf#135495 above, keep the sfxlo-PriorityMergedHBox even though its not in sfx anymore
+        xWindow = VclPtr<DropdownBox>::Create(pParent);
+    }
+    else if (name == "sfxlo-ContextVBox")
+    {
+        // like tdf#135495 above, keep the sfxlo-PriorityMergedHBox even though its not in sfx anymore
+        xWindow = VclPtr<ContextVBox>::Create(pParent);
+    }
+    else if (name == "GtkIconView")
+    {
+        assert(rMap.find(OString("model")) != rMap.end() && "GtkIconView must have a model");
+
+        //window we want to apply the packing props for this GtkIconView to
+        VclPtr<vcl::Window> xWindowForPackingProps;
+        extractModel(id, rMap);
+        WinBits nWinStyle = WB_CLIPCHILDREN|WB_LEFT|WB_VCENTER|WB_3DLOOK;
+        //IconView manages its own scrolling,
+        vcl::Window *pRealParent = prepareWidgetOwnScrolling(pParent, nWinStyle);
+
+        VclPtr<IconView> xBox = VclPtr<IconView>::Create(pRealParent, nWinStyle);
+        xWindowForPackingProps = xBox;
+
+        xWindow = xBox;
+        xBox->SetNoAutoCurEntry(true);
+        xBox->SetQuickSearch(true);
+
+        if (pRealParent != pParent)
+            cleanupWidgetOwnScrolling(pParent, xWindowForPackingProps, rMap);
+    }
+    else if (name == "GtkTreeView")
+    {
+        if (!m_bLegacy)
+        {
+            assert(rMap.find(OString("model")) != rMap.end() && "GtkTreeView must have a model");
+        }
+
+        //window we want to apply the packing props for this GtkTreeView to
+        VclPtr<vcl::Window> xWindowForPackingProps;
+        //To-Do
+        //a) make SvHeaderTabListBox/SvTabListBox the default target for GtkTreeView
+        //b) remove the non-drop down mode of ListBox and convert
+        //   everything over to SvHeaderTabListBox/SvTabListBox
+        extractModel(id, rMap);
+        WinBits nWinStyle = WB_CLIPCHILDREN|WB_LEFT|WB_VCENTER|WB_3DLOOK;
+        if (m_bLegacy)
+        {
+            OUString sBorder = BuilderUtils::extractCustomProperty(rMap);
+            if (!sBorder.isEmpty())
+                nWinStyle |= WB_BORDER;
+        }
+        else
+        {
+            nWinStyle |= WB_HASBUTTONS | WB_HASBUTTONSATROOT;
+        }
+        //ListBox/SvHeaderTabListBox manages its own scrolling,
+        vcl::Window *pRealParent = prepareWidgetOwnScrolling(pParent, nWinStyle);
+        if (m_bLegacy)
+        {
+            xWindow = VclPtr<ListBox>::Create(pRealParent, nWinStyle | WB_SIMPLEMODE);
+            xWindowForPackingProps = xWindow;
+        }
+        else
+        {
+            VclPtr<SvTabListBox> xBox;
+            bool bHeadersVisible = extractHeadersVisible(rMap);
+            if (bHeadersVisible)
+            {
+                VclPtr<VclVBox> xContainer = VclPtr<VclVBox>::Create(pRealParent);
+                OString containerid(id + "-container");
+                xContainer->SetHelpId(m_sHelpRoot + containerid);
+                m_aChildren.emplace_back(containerid, xContainer, true);
+
+                VclPtrInstance<HeaderBar> xHeader(xContainer, WB_BUTTONSTYLE | WB_BORDER | WB_TABSTOP | WB_3DLOOK);
+                xHeader->set_width_request(0); // let the headerbar width not affect the size request
+                OString headerid(id + "-header");
+                xHeader->SetHelpId(m_sHelpRoot + headerid);
+                m_aChildren.emplace_back(headerid, xHeader, true);
+
+                VclPtr<LclHeaderTabListBox> xHeaderBox = VclPtr<LclHeaderTabListBox>::Create(xContainer, nWinStyle);
+                xHeaderBox->InitHeaderBar(xHeader);
+                xContainer->set_expand(true);
+                xHeader->Show();
+                xContainer->Show();
+                xBox = xHeaderBox;
+                xWindowForPackingProps = xContainer;
+            }
+            else
+            {
+                xBox = VclPtr<LclTabListBox>::Create(pRealParent, nWinStyle);
+                xWindowForPackingProps = xBox;
+            }
+            xWindow = xBox;
+            xBox->SetNoAutoCurEntry(true);
+            xBox->SetQuickSearch(true);
+            xBox->SetSpaceBetweenEntries(3);
+            xBox->SetEntryHeight(16);
+            xBox->SetHighlightRange(); // select over the whole width
+        }
+        if (pRealParent != pParent)
+            cleanupWidgetOwnScrolling(pParent, xWindowForPackingProps, rMap);
+    }
+    else if (name == "GtkTreeViewColumn")
+    {
+        if (!m_bLegacy)
+        {
+            SvHeaderTabListBox* pTreeView = dynamic_cast<SvHeaderTabListBox*>(pParent);
+            if (HeaderBar* pHeaderBar = pTreeView ? pTreeView->GetHeaderBar() : nullptr)
+            {
+                HeaderBarItemBits nBits = HeaderBarItemBits::LEFTIMAGE;
+                if (extractClickable(rMap))
+                    nBits |= HeaderBarItemBits::CLICKABLE;
+                if (extractSortIndicator(rMap))
+                    nBits |= HeaderBarItemBits::DOWNARROW;
+                float fAlign = extractAlignment(rMap);
+                if (fAlign == 0.0)
+                    nBits |= HeaderBarItemBits::LEFT;
+                else if (fAlign == 1.0)
+                    nBits |= HeaderBarItemBits::RIGHT;
+                else if (fAlign == 0.5)
+                    nBits |= HeaderBarItemBits::CENTER;
+                auto nItemId = pHeaderBar->GetItemCount() + 1;
+                OUString sTitle(extractTitle(rMap));
+                pHeaderBar->InsertItem(nItemId, sTitle, 100, nBits);
+            }
+        }
+    }
+    else if (name == "GtkLabel")
+    {
+        WinBits nWinStyle = WB_CENTER|WB_VCENTER|WB_3DLOOK;
+        extractMnemonicWidget(id, rMap);
+        if (extractSelectable(rMap))
+            xWindow = VclPtr<SelectableFixedText>::Create(pParent, nWinStyle);
+        else
+            xWindow = VclPtr<FixedText>::Create(pParent, nWinStyle);
+    }
+    else if (name == "GtkImage")
+    {
+        VclPtr<FixedImage> xFixedImage = VclPtr<FixedImage>::Create(pParent, WB_CENTER|WB_VCENTER|WB_3DLOOK|WB_SCALE);
+        OUString sIconName = extractIconName(rMap);
+        if (!sIconName.isEmpty())
+            xFixedImage->SetImage(FixedImage::loadThemeImage(sIconName));
+        m_pParserState->m_aImageSizeMap[id] = getImageSize(rMap);
+        xWindow = xFixedImage;
+        //such parentless GtkImages are temps used to set icons on buttons
+        //default them to hidden to stop e.g. insert->index entry flicking temp
+        //full screen windows
+        if (!pParent)
+        {
+            rMap["visible"] = "false";
+        }
+    }
+    else if (name == "GtkSeparator")
+    {
+        bVertical = extractOrientation(rMap);
+        xWindow = VclPtr<FixedLine>::Create(pParent, bVertical ? WB_VERT : WB_HORZ);
+    }
+    else if (name == "GtkScrollbar")
+    {
+        extractAdjustmentToMap(id, rMap, m_pParserState->m_aScrollAdjustmentMaps);
+        bVertical = extractOrientation(rMap);
+        xWindow = VclPtr<ScrollBar>::Create(pParent, bVertical ? WB_VERT : WB_HORZ);
+    }
+    else if (name == "GtkProgressBar")
+    {
+        extractAdjustmentToMap(id, rMap, m_pParserState->m_aScrollAdjustmentMaps);
+        bVertical = extractOrientation(rMap);
+        xWindow = VclPtr<ProgressBar>::Create(pParent, bVertical ? WB_VERT : WB_HORZ);
+    }
+    else if (name == "GtkScrolledWindow")
+    {
+        xWindow = VclPtr<VclScrolledWindow>::Create(pParent);
+    }
+    else if (name == "GtkViewport")
+    {
+        xWindow = VclPtr<VclViewport>::Create(pParent);
+    }
+    else if (name == "GtkEventBox")
+    {
+        xWindow = VclPtr<VclEventBox>::Create(pParent);
+    }
+    else if (name == "GtkEntry")
+    {
+        WinBits nWinStyle = WB_LEFT|WB_VCENTER|WB_3DLOOK;
+        if (extractHasFrame(rMap))
+            nWinStyle |= WB_BORDER;
+        xWindow = VclPtr<Edit>::Create(pParent, nWinStyle);
+        BuilderUtils::ensureDefaultWidthChars(rMap);
+    }
+    else if (name == "GtkNotebook")
+    {
+        if (!extractVerticalTabPos(rMap))
+            xWindow = VclPtr<TabControl>::Create(pParent, WB_STDTABCONTROL|WB_3DLOOK);
+        else
+            xWindow = VclPtr<VerticalTabControl>::Create(pParent);
+    }
+    else if (name == "GtkDrawingArea")
+    {
+        xWindow = VclPtr<VclDrawingArea>::Create(pParent, WB_TABSTOP);
+    }
+    else if (name == "GtkTextView")
+    {
+        extractBuffer(id, rMap);
+
+        WinBits nWinStyle = WB_CLIPCHILDREN|WB_LEFT;
+        //VclMultiLineEdit manages its own scrolling,
+        vcl::Window *pRealParent = prepareWidgetOwnScrolling(pParent, nWinStyle);
+        xWindow = VclPtr<VclMultiLineEdit>::Create(pRealParent, nWinStyle);
+        if (pRealParent != pParent)
+            cleanupWidgetOwnScrolling(pParent, xWindow, rMap);
+    }
+    else if (name == "GtkSpinner")
+    {
+        xWindow = VclPtr<Throbber>::Create(pParent, WB_3DLOOK);
+    }
+    else if (name == "GtkScale")
+    {
+        extractAdjustmentToMap(id, rMap, m_pParserState->m_aSliderAdjustmentMaps);
+        bool bDrawValue = extractDrawValue(rMap);
+        if (bDrawValue)
+        {
+            OUString sValuePos = extractValuePos(rMap);
+            (void)sValuePos;
+        }
+        bVertical = extractOrientation(rMap);
+
+        WinBits nWinStyle = bVertical ? WB_VERT : WB_HORZ;
+
+        xWindow = VclPtr<Slider>::Create(pParent, nWinStyle);
+    }
+    else if (name == "GtkToolbar")
+    {
+        xWindow = VclPtr<ToolBox>::Create(pParent, WB_3DLOOK | WB_TABSTOP);
+    }
+    else if(name == "NotebookBarAddonsToolMergePoint")
+    {
+        customMakeWidget pFunction = GetCustomMakeWidget("sfxlo-NotebookbarToolBox");
+        if(pFunction != nullptr)
+            NotebookBarAddonsMerger::MergeNotebookBarAddons(pParent, pFunction, m_xFrame, *m_pNotebookBarAddonsItem, rMap);
+        return nullptr;
+    }
+    else if (name == "GtkToolButton" || name == "GtkMenuToolButton" ||
+             name == "GtkToggleToolButton" || name == "GtkRadioToolButton" || name == "GtkToolItem")
+    {
+        if (pToolBox)
+        {
+            OUString aCommand(extractActionName(rMap));
+
+            ToolBoxItemId nItemId(0);
+            ToolBoxItemBits nBits = ToolBoxItemBits::NONE;
+            if (name == "GtkMenuToolButton")
+                nBits |= ToolBoxItemBits::DROPDOWN;
+            else if (name == "GtkToggleToolButton")
+                nBits |= ToolBoxItemBits::AUTOCHECK | ToolBoxItemBits::CHECKABLE;
+            else if (name == "GtkRadioToolButton")
+                nBits |= ToolBoxItemBits::AUTOCHECK | ToolBoxItemBits::RADIOCHECK;
+
+            if (!aCommand.isEmpty() && m_xFrame.is())
+            {
+                pToolBox->InsertItem(aCommand, m_xFrame, nBits, extractSizeRequest(rMap));
+                nItemId = pToolBox->GetItemId(aCommand);
+            }
+            else
+            {
+                nItemId = ToolBoxItemId(pToolBox->GetItemCount() + 1);
+                    //TODO: ImplToolItems::size_type -> sal_uInt16!
+                pToolBox->InsertItem(nItemId, extractLabel(rMap), nBits);
+                if (aCommand.isEmpty() && !m_bLegacy)
+                    aCommand = OUString::fromUtf8(id);
+                pToolBox->SetItemCommand(nItemId, aCommand);
+            }
+
+            pToolBox->SetHelpId(nItemId, m_sHelpRoot + id);
+            OUString sTooltip(extractTooltipText(rMap));
+            if (!sTooltip.isEmpty())
+                pToolBox->SetQuickHelpText(nItemId, sTooltip);
+
+            OUString sIconName(extractIconName(rMap));
+            if (!sIconName.isEmpty())
+                pToolBox->SetItemImage(nItemId, FixedImage::loadThemeImage(sIconName));
+
+            if (!extractVisible(rMap))
+                pToolBox->HideItem(nItemId);
+
+            m_pParserState->m_nLastToolbarId = nItemId;
+
+            return nullptr; // no widget to be created
+        }
+    }
+    else if (name == "GtkSeparatorToolItem")
+    {
+        if (pToolBox)
+        {
+            pToolBox->InsertSeparator();
+            return nullptr; // no widget to be created
+        }
+    }
+    else if (name == "GtkWindow")
+    {
+        WinBits nBits = extractDeferredBits(rMap);
+        if (nBits & WB_DOCKABLE)
+            xWindow = VclPtr<DockingWindow>::Create(pParent, nBits|WB_MOVEABLE);
+        else
+            xWindow = VclPtr<FloatingWindow>::Create(pParent, nBits|WB_MOVEABLE);
+    }
+    else if (name == "GtkPopover")
+    {
+        WinBits nBits = extractDeferredBits(rMap);
+        xWindow = VclPtr<DockingWindow>::Create(pParent, nBits|WB_DOCKABLE|WB_MOVEABLE);
+    }
+    else if (name == "GtkCalendar")
+    {
+        WinBits nBits = extractDeferredBits(rMap);
+        xWindow = VclPtr<Calendar>::Create(pParent, nBits);
+    }
+    else
+    {
+        if (customMakeWidget pFunction = GetCustomMakeWidget(name))
+        {
+            pFunction(xWindow, pParent, rMap);
+            if (xWindow->GetType() == WindowType::PUSHBUTTON)
+                setupFromActionName(static_cast<Button*>(xWindow.get()), rMap, m_xFrame);
+            else if (xWindow->GetType() == WindowType::MENUBUTTON)
+            {
+                OUString sMenu = BuilderUtils::extractCustomProperty(rMap);
+                if (!sMenu.isEmpty())
+                    m_pParserState->m_aButtonMenuMaps.emplace_back(id, sMenu);
+                setupFromActionName(static_cast<Button*>(xWindow.get()), rMap, m_xFrame);
+            }
+        }
+    }
+
+    SAL_INFO_IF(!xWindow, "vcl.builder", "probably need to implement " << name << " or add a make" << name << " function");
+    if (xWindow)
+    {
+        // child windows of disabled windows are made disabled by vcl by default, we don't want that
+        WindowImpl *pWindowImpl = xWindow->ImplGetWindowImpl();
+        pWindowImpl->mbDisabled = false;
+
+        xWindow->SetHelpId(m_sHelpRoot + id);
+        SAL_INFO("vcl.builder", "for name '" << name << "' and id '" << id <<
+            "', created " << xWindow.get() << " child of " <<
+            pParent << "(" << xWindow->ImplGetWindowImpl()->mpParent.get() << "/" <<
+            xWindow->ImplGetWindowImpl()->mpRealParent.get() << "/" <<
+            xWindow->ImplGetWindowImpl()->mpBorderWindow.get() << ") with helpid " <<
+            xWindow->GetHelpId());
+        m_aChildren.emplace_back(id, xWindow, bVertical);
+
+        // if the parent was a toolbox set it as an itemwindow for the latest itemid
+        if (pToolBox)
+        {
+            Size aSize(xWindow->GetSizePixel());
+            aSize.setHeight(xWindow->get_preferred_size().Height());
+            xWindow->SetSizePixel(aSize);
+            pToolBox->SetItemWindow(m_pParserState->m_nLastToolbarId, xWindow);
+            pToolBox->SetItemExpand(m_pParserState->m_nLastToolbarId, true);
+        }
+    }
+    return xWindow;
+}
+
+namespace
+{
+    //return true for window types which exist in vcl but are not themselves
+    //represented in the .ui format, i.e. only their children exist.
+    bool isConsideredGtkPseudo(vcl::Window const *pWindow)
+    {
+        return pWindow->GetType() == WindowType::TABPAGE;
+    }
+}
+
+//Any properties from .ui load we couldn't set because of potential virtual methods
+//during ctor are applied here
+void VclBuilder::setDeferredProperties()
+{
+    if (!m_bToplevelHasDeferredProperties)
+        return;
+    stringmap aDeferredProperties;
+    aDeferredProperties.swap(m_aDeferredProperties);
+    m_bToplevelHasDeferredProperties = false;
+    BuilderUtils::set_properties(m_pParent, aDeferredProperties);
+}
+
+namespace BuilderUtils
+{
+    void set_properties(vcl::Window *pWindow, const VclBuilder::stringmap &rProps)
+    {
+        for (auto const& prop : rProps)
+        {
+            const OString &rKey = prop.first;
+            const OUString &rValue = prop.second;
+            pWindow->set_property(rKey, rValue);
+        }
+    }
+
+    OUString convertMnemonicMarkup(std::u16string_view rIn)
+    {
+        OUStringBuffer aRet(rIn);
+        for (sal_Int32 nI = 0; nI < aRet.getLength(); ++nI)
+        {
+            if (aRet[nI] == '_' && nI+1 < aRet.getLength())
+            {
+                if (aRet[nI+1] != '_')
+                    aRet[nI] = MNEMONIC_CHAR;
+                else
+                    aRet.remove(nI, 1);
+                ++nI;
+            }
+        }
+        return aRet.makeStringAndClear();
+    }
+
+    OUString extractCustomProperty(VclBuilder::stringmap &rMap)
+    {
+        OUString sCustomProperty;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("customproperty"));
+        if (aFind != rMap.end())
+        {
+            sCustomProperty = aFind->second;
+            rMap.erase(aFind);
+        }
+        return sCustomProperty;
+    }
+
+    void ensureDefaultWidthChars(VclBuilder::stringmap &rMap)
+    {
+        OString sWidthChars("width-chars");
+        VclBuilder::stringmap::iterator aFind = rMap.find(sWidthChars);
+        if (aFind == rMap.end())
+            rMap[sWidthChars] = "20";
+    }
+
+    bool extractDropdown(VclBuilder::stringmap &rMap)
+    {
+        bool bDropdown = true;
+        VclBuilder::stringmap::iterator aFind = rMap.find(OString("dropdown"));
+        if (aFind != rMap.end())
+        {
+            bDropdown = toBool(aFind->second);
+            rMap.erase(aFind);
+        }
+        return bDropdown;
+    }
+
+    void reorderWithinParent(vcl::Window &rWindow, sal_uInt16 nNewPosition)
+    {
+        WindowImpl *pWindowImpl = rWindow.ImplGetWindowImpl();
+        if (pWindowImpl->mpParent != pWindowImpl->mpRealParent)
+        {
+            assert(pWindowImpl->mpBorderWindow == pWindowImpl->mpParent);
+            assert(pWindowImpl->mpBorderWindow->ImplGetWindowImpl()->mpParent == pWindowImpl->mpRealParent);
+            reorderWithinParent(*pWindowImpl->mpBorderWindow, nNewPosition);
+            return;
+        }
+        rWindow.reorderWithinParent(nNewPosition);
+    }
+
+    void reorderWithinParent(std::vector<vcl::Window*>& rChilds, bool bIsButtonBox)
+    {
+        for (size_t i = 0; i < rChilds.size(); ++i)
+        {
+            reorderWithinParent(*rChilds[i], i);
+
+            if (!bIsButtonBox)
+                continue;
+
+            //The first member of the group for legacy code needs WB_GROUP set and the
+            //others not
+            WinBits nBits = rChilds[i]->GetStyle();
+            nBits &= ~WB_GROUP;
+            if (i == 0)
+                nBits |= WB_GROUP;
+            rChilds[i]->SetStyle(nBits);
+        }
+    }
+
+    sal_Int16 getRoleFromName(const OString& roleName)
+    {
+        using namespace com::sun::star::accessibility;
+
+        static const std::unordered_map<OString, sal_Int16> aAtkRoleToAccessibleRole = {
+            /* This is in atkobject.h's AtkRole order */
+            { "invalid",               AccessibleRole::UNKNOWN },
+            { "accelerator label",     AccessibleRole::UNKNOWN },
+            { "alert",                 AccessibleRole::ALERT },
+            { "animation",             AccessibleRole::UNKNOWN },
+            { "arrow",                 AccessibleRole::UNKNOWN },
+            { "calendar",              AccessibleRole::UNKNOWN },
+            { "canvas",                AccessibleRole::CANVAS },
+            { "check box",             AccessibleRole::CHECK_BOX },
+            { "check menu item",       AccessibleRole::CHECK_MENU_ITEM },
+            { "color chooser",         AccessibleRole::COLOR_CHOOSER },
+            { "column header",         AccessibleRole::COLUMN_HEADER },
+            { "combo box",             AccessibleRole::COMBO_BOX },
+            { "date editor",           AccessibleRole::DATE_EDITOR },
+            { "desktop icon",          AccessibleRole::DESKTOP_ICON },
+            { "desktop frame",         AccessibleRole::DESKTOP_PANE }, // ?
+            { "dial",                  AccessibleRole::UNKNOWN },
+            { "dialog",                AccessibleRole::DIALOG },
+            { "directory pane",        AccessibleRole::DIRECTORY_PANE },
+            { "drawing area",          AccessibleRole::UNKNOWN },
+            { "file chooser",          AccessibleRole::FILE_CHOOSER },
+            { "filler",                AccessibleRole::FILLER },
+            { "font chooser",          AccessibleRole::FONT_CHOOSER },
+            { "frame",                 AccessibleRole::FRAME },
+            { "glass pane",            AccessibleRole::GLASS_PANE },
+            { "html container",        AccessibleRole::UNKNOWN },
+            { "icon",                  AccessibleRole::ICON },
+            { "image",                 AccessibleRole::GRAPHIC },
+            { "internal frame",        AccessibleRole::INTERNAL_FRAME },
+            { "label",                 AccessibleRole::LABEL },
+            { "layered pane",          AccessibleRole::LAYERED_PANE },
+            { "list",                  AccessibleRole::LIST },
+            { "list item",             AccessibleRole::LIST_ITEM },
+            { "menu",                  AccessibleRole::MENU },
+            { "menu bar",              AccessibleRole::MENU_BAR },
+            { "menu item",             AccessibleRole::MENU_ITEM },
+            { "option pane",           AccessibleRole::OPTION_PANE },
+            { "page tab",              AccessibleRole::PAGE_TAB },
+            { "page tab list",         AccessibleRole::PAGE_TAB_LIST },
+            { "panel",                 AccessibleRole::PANEL }, // or SHAPE or TEXT_FRAME ?
+            { "password text",         AccessibleRole::PASSWORD_TEXT },
+            { "popup menu",            AccessibleRole::POPUP_MENU },
+            { "progress bar",          AccessibleRole::PROGRESS_BAR },
+            { "push button",           AccessibleRole::PUSH_BUTTON }, // or BUTTON_DROPDOWN or BUTTON_MENU
+            { "radio button",          AccessibleRole::RADIO_BUTTON },
+            { "radio menu item",       AccessibleRole::RADIO_MENU_ITEM },
+            { "root pane",             AccessibleRole::ROOT_PANE },
+            { "row header",            AccessibleRole::ROW_HEADER },
+            { "scroll bar",            AccessibleRole::SCROLL_BAR },
+            { "scroll pane",           AccessibleRole::SCROLL_PANE },
+            { "separator",             AccessibleRole::SEPARATOR },
+            { "slider",                AccessibleRole::SLIDER },
+            { "split pane",            AccessibleRole::SPLIT_PANE },
+            { "spin button",           AccessibleRole::SPIN_BOX }, // ?
+            { "statusbar",             AccessibleRole::STATUS_BAR },
+            { "table",                 AccessibleRole::TABLE },
+            { "table cell",            AccessibleRole::TABLE_CELL },
+            { "table column header",   AccessibleRole::COLUMN_HEADER }, // approximate
+            { "table row header",      AccessibleRole::ROW_HEADER }, // approximate
+            { "tear off menu item",    AccessibleRole::UNKNOWN },
+            { "terminal",              AccessibleRole::UNKNOWN },
+            { "text",                  AccessibleRole::TEXT },
+            { "toggle button",         AccessibleRole::TOGGLE_BUTTON },
+            { "tool bar",              AccessibleRole::TOOL_BAR },
+            { "tool tip",              AccessibleRole::TOOL_TIP },
+            { "tree",                  AccessibleRole::TREE },
+            { "tree table",            AccessibleRole::TREE_TABLE },
+            { "unknown",               AccessibleRole::UNKNOWN },
+            { "viewport",              AccessibleRole::VIEW_PORT },
+            { "window",                AccessibleRole::WINDOW },
+            { "header",                AccessibleRole::HEADER },
+            { "footer",                AccessibleRole::FOOTER },
+            { "paragraph",             AccessibleRole::PARAGRAPH },
+            { "ruler",                 AccessibleRole::RULER },
+            { "application",           AccessibleRole::UNKNOWN },
+            { "autocomplete",          AccessibleRole::UNKNOWN },
+            { "edit bar",              AccessibleRole::EDIT_BAR },
+            { "embedded",              AccessibleRole::EMBEDDED_OBJECT },
+            { "entry",                 AccessibleRole::UNKNOWN },
+            { "chart",                 AccessibleRole::CHART },
+            { "caption",               AccessibleRole::CAPTION },
+            { "document frame",        AccessibleRole::DOCUMENT },
+            { "heading",               AccessibleRole::HEADING },
+            { "page",                  AccessibleRole::PAGE },
+            { "section",               AccessibleRole::SECTION },
+            { "redundant object",      AccessibleRole::UNKNOWN },
+            { "form",                  AccessibleRole::FORM },
+            { "link",                  AccessibleRole::HYPER_LINK },
+            { "input method window",   AccessibleRole::UNKNOWN },
+            { "table row",             AccessibleRole::UNKNOWN },
+            { "tree item",             AccessibleRole::TREE_ITEM },
+            { "document spreadsheet",  AccessibleRole::DOCUMENT_SPREADSHEET },
+            { "document presentation", AccessibleRole::DOCUMENT_PRESENTATION },
+            { "document text",         AccessibleRole::DOCUMENT_TEXT },
+            { "document web",          AccessibleRole::DOCUMENT }, // approximate
+            { "document email",        AccessibleRole::DOCUMENT }, // approximate
+            { "comment",               AccessibleRole::COMMENT }, // or NOTE or END_NOTE or FOOTNOTE or SCROLL_PANE
+            { "list box",              AccessibleRole::UNKNOWN },
+            { "grouping",              AccessibleRole::GROUP_BOX },
+            { "image map",             AccessibleRole::IMAGE_MAP },
+            { "notification",          AccessibleRole::UNKNOWN },
+            { "info bar",              AccessibleRole::UNKNOWN },
+            { "level bar",             AccessibleRole::UNKNOWN },
+            { "title bar",             AccessibleRole::UNKNOWN },
+            { "block quote",           AccessibleRole::UNKNOWN },
+            { "audio",                 AccessibleRole::UNKNOWN },
+            { "video",                 AccessibleRole::UNKNOWN },
+            { "definition",            AccessibleRole::UNKNOWN },
+            { "article",               AccessibleRole::UNKNOWN },
+            { "landmark",              AccessibleRole::UNKNOWN },
+            { "log",                   AccessibleRole::UNKNOWN },
+            { "marquee",               AccessibleRole::UNKNOWN },
+            { "math",                  AccessibleRole::UNKNOWN },
+            { "rating",                AccessibleRole::UNKNOWN },
+            { "timer",                 AccessibleRole::UNKNOWN },
+            { "description list",      AccessibleRole::UNKNOWN },
+            { "description term",      AccessibleRole::UNKNOWN },
+            { "description value",     AccessibleRole::UNKNOWN },
+            { "static",                AccessibleRole::STATIC },
+            { "math fraction",         AccessibleRole::UNKNOWN },
+            { "math root",             AccessibleRole::UNKNOWN },
+            { "subscript",             AccessibleRole::UNKNOWN },
+            { "superscript",           AccessibleRole::UNKNOWN },
+            { "footnote",              AccessibleRole::FOOTNOTE },
+        };
+
+        auto it = aAtkRoleToAccessibleRole.find(roleName);
+        if (it == aAtkRoleToAccessibleRole.end())
+            return AccessibleRole::UNKNOWN;
+        return it->second;
+    }
+}
+
+VclPtr<vcl::Window> VclBuilder::insertObject(vcl::Window *pParent, const OString &rClass,
+    const OString &rID, stringmap &rProps, stringmap &rPango, stringmap &rAtk)
+{
+    VclPtr<vcl::Window> pCurrentChild;
+
+    if (m_pParent && !isConsideredGtkPseudo(m_pParent) && !m_sID.isEmpty() && rID == m_sID)
+    {
+        pCurrentChild = m_pParent;
+
+        //toplevels default to resizable and apparently you can't change them
+        //afterwards, so we need to wait until now before we can truly
+        //initialize the dialog.
+        if (pParent && pParent->IsSystemWindow())
+        {
+            SystemWindow *pSysWin = static_cast<SystemWindow*>(pCurrentChild.get());
+            pSysWin->doDeferredInit(extractDeferredBits(rProps));
+            m_bToplevelHasDeferredInit = false;
+        }
+        else if (pParent && pParent->IsDockingWindow())
+        {
+            DockingWindow *pDockWin = static_cast<DockingWindow*>(pCurrentChild.get());
+            pDockWin->doDeferredInit(extractDeferredBits(rProps));
+            m_bToplevelHasDeferredInit = false;
+        }
+
+        if (pCurrentChild->GetHelpId().isEmpty())
+        {
+            pCurrentChild->SetHelpId(m_sHelpRoot + m_sID);
+            SAL_INFO("vcl.builder", "for toplevel dialog " << this << " " <<
+                rID << ", set helpid " << pCurrentChild->GetHelpId());
+        }
+        m_bToplevelParentFound = true;
+    }
+    else
+    {
+        //if we're being inserting under a toplevel dialog whose init is
+        //deferred due to waiting to encounter it in this .ui, and it hasn't
+        //been seen yet, then make unattached widgets parent-less toplevels
+        if (pParent == m_pParent.get() && m_bToplevelHasDeferredInit)
+            pParent = nullptr;
+        pCurrentChild = makeObject(pParent, rClass, rID, rProps);
+    }
+
+    if (pCurrentChild)
+    {
+        pCurrentChild->set_id(OStringToOUString(rID, RTL_TEXTENCODING_UTF8));
+        if (pCurrentChild == m_pParent.get() && m_bToplevelHasDeferredProperties)
+            m_aDeferredProperties = rProps;
+        else
+            BuilderUtils::set_properties(pCurrentChild, rProps);
+
+        // tdf#119827 handle size before scale so we can trivially
+        // scale on the current font size whether size is present
+        // or not.
+        VclBuilder::stringmap::iterator aSize = rPango.find(OString("size"));
+        if (aSize != rPango.end())
+        {
+            pCurrentChild->set_font_attribute(aSize->first, aSize->second);
+            rPango.erase(aSize);
+        }
+        for (auto const& elem : rPango)
+        {
+            const OString &rKey = elem.first;
+            const OUString &rValue = elem.second;
+            pCurrentChild->set_font_attribute(rKey, rValue);
+        }
+
+        m_pParserState->m_aAtkInfo[pCurrentChild] = rAtk;
+    }
+
+    rProps.clear();
+    rPango.clear();
+    rAtk.clear();
+
+    if (!pCurrentChild)
+    {
+        bool bToolbarParent = (pParent && pParent->GetType() == WindowType::TOOLBOX);
+        pCurrentChild = (m_aChildren.empty() || bToolbarParent) ? pParent : m_aChildren.back().m_pWindow.get();
+    }
+    return pCurrentChild;
+}
+
+void VclBuilder::handleTabChild(vcl::Window *pParent, xmlreader::XmlReader &reader)
+{
+    TabControl *pTabControl = pParent && pParent->GetType() == WindowType::TABCONTROL ?
+        static_cast<TabControl*>(pParent) : nullptr;
+
+    std::vector<OString> sIDs;
+
+    int nLevel = 1;
+    stringmap aProperties;
+    stringmap aAtkProperties;
+    std::vector<vcl::EnumContext::Context> context;
+
+    while(true)
+    {
+        xmlreader::Span name;
+        int nsId;
+
+        xmlreader::XmlReader::Result res = reader.nextItem(
+            xmlreader::XmlReader::Text::NONE, &name, &nsId);
+
+        if (res == xmlreader::XmlReader::Result::Begin)
+        {
+            ++nLevel;
+            if (name == "object")
+            {
+                while (reader.nextAttribute(&nsId, &name))
+                {
+                    if (name == "id")
+                    {
+                        name = reader.getAttributeValue(false);
+                        OString sID(name.begin, name.length);
+                        sal_Int32 nDelim = sID.indexOf(':');
+                        if (nDelim != -1)
+                        {
+                            OString sPattern = sID.copy(nDelim+1);
+                            aProperties[OString("customproperty")] = OUString::fromUtf8(sPattern);
+                            sID = sID.copy(0, nDelim);
+                        }
+                        sIDs.push_back(sID);
+                    }
+                }
+            }
+            else if (name == "style")
+            {
+                int nPriority = 0;
+                context = handleStyle(reader, nPriority);
+                --nLevel;
+            }
+            else if (name == "property")
+                collectProperty(reader, aProperties);
+            else if (pTabControl && name == "child")
+            {
+                // just to collect the atk properties (if any) for the label
+                handleChild(nullptr, &aAtkProperties, reader);
+                --nLevel;
+            }
+        }
+
+        if (res == xmlreader::XmlReader::Result::End)
+            --nLevel;
+
+        if (!nLevel)
+            break;
+
+        if (res == xmlreader::XmlReader::Result::Done)
+            break;
+    }
+
+    if (!pParent)
+        return;
+
+    VerticalTabControl *pVerticalTabControl = pParent->GetType() == WindowType::VERTICALTABCONTROL ?
+        static_cast<VerticalTabControl*>(pParent) : nullptr;
+    assert(pTabControl || pVerticalTabControl);
+    VclBuilder::stringmap::iterator aFind = aProperties.find(OString("label"));
+    if (aFind != aProperties.end())
+    {
+        OUString sTooltip(extractTooltipText(aProperties));
+        if (pTabControl)
+        {
+            sal_uInt16 nPageId = pTabControl->GetCurPageId();
+            pTabControl->SetPageText(nPageId, aFind->second);
+            pTabControl->SetPageName(nPageId, sIDs.back());
+            pTabControl->SetHelpText(nPageId, sTooltip);
+            if (!context.empty())
+            {
+                TabPage* pPage = pTabControl->GetTabPage(nPageId);
+                pPage->SetContext(std::move(context));
+            }
+
+            for (auto const& prop : aAtkProperties)
+            {
+                const OString &rKey = prop.first;
+                const OUString &rValue = prop.second;
+
+                if (rKey == "AtkObject::accessible-name")
+                    pTabControl->SetAccessibleName(nPageId, rValue);
+                else if (rKey == "AtkObject::accessible-description")
+                    pTabControl->SetAccessibleDescription(nPageId, rValue);
+                else
+                    SAL_INFO("vcl.builder", "unhandled atk property: " << rKey);
+            }
+
+        }
+        else
+        {
+            OUString sLabel(BuilderUtils::convertMnemonicMarkup(aFind->second));
+            OUString sIconName(extractIconName(aProperties));
+            pVerticalTabControl->InsertPage(sIDs.front(), sLabel, FixedImage::loadThemeImage(sIconName), sTooltip,
+                                            pVerticalTabControl->GetPageParent()->GetWindow(GetWindowType::LastChild));
+        }
+    }
+    else
+    {
+        if (pTabControl)
+            pTabControl->RemovePage(pTabControl->GetCurPageId());
+    }
+}
+
+//so that tabbing between controls goes in a visually sensible sequence
+//we sort these into a best-tab-order sequence
+bool VclBuilder::sortIntoBestTabTraversalOrder::operator()(const vcl::Window *pA, const vcl::Window *pB) const
+{
+    //sort child order within parent list by grid position
+    sal_Int32 nTopA = pA->get_grid_top_attach();
+    sal_Int32 nTopB = pB->get_grid_top_attach();
+    if (nTopA < nTopB)
+        return true;
+    if (nTopA > nTopB)
+        return false;
+    sal_Int32 nLeftA = pA->get_grid_left_attach();
+    sal_Int32 nLeftB = pB->get_grid_left_attach();
+    if (nLeftA < nLeftB)
+        return true;
+    if (nLeftA > nLeftB)
+        return false;
+    //sort into two groups of pack start and pack end
+    VclPackType ePackA = pA->get_pack_type();
+    VclPackType ePackB = pB->get_pack_type();
+    if (ePackA < ePackB)
+        return true;
+    if (ePackA > ePackB)
+        return false;
+    bool bVerticalContainer = m_pBuilder->get_window_packing_data(pA->GetParent()).m_bVerticalOrient;
+    bool bPackA = pA->get_secondary();
+    bool bPackB = pB->get_secondary();
+    if (!bVerticalContainer)
+    {
+        //for horizontal boxes group secondaries before primaries
+        if (bPackA > bPackB)
+            return true;
+        if (bPackA < bPackB)
+            return false;
+    }
+    else
+    {
+        //for vertical boxes group secondaries after primaries
+        if (bPackA < bPackB)
+            return true;
+        if (bPackA > bPackB)
+            return false;
+    }
+    //honour relative box positions with pack group, (numerical order is reversed
+    //for VclPackType::End, they are packed from the end back, but here we need
+    //them in visual layout order so that tabbing works as expected)
+    sal_Int32 nPackA = m_pBuilder->get_window_packing_data(pA).m_nPosition;
+    sal_Int32 nPackB = m_pBuilder->get_window_packing_data(pB).m_nPosition;
+    if (nPackA < nPackB)
+        return ePackA == VclPackType::Start;
+    if (nPackA > nPackB)
+        return ePackA != VclPackType::Start;
+    //sort labels of Frames before body
+    if (pA->GetParent() == pB->GetParent())
+    {
+        const VclFrame *pFrameParent = dynamic_cast<const VclFrame*>(pA->GetParent());
+        if (pFrameParent)
+        {
+            const vcl::Window *pLabel = pFrameParent->get_label_widget();
+            int nFramePosA = (pA == pLabel) ? 0 : 1;
+            int nFramePosB = (pB == pLabel) ? 0 : 1;
+            return nFramePosA < nFramePosB;
+        }
+    }
+    return false;
+}
+
+void VclBuilder::handleChild(vcl::Window *pParent, stringmap* pAtkProps, xmlreader::XmlReader &reader)
+{
+    vcl::Window *pCurrentChild = nullptr;
+
+    xmlreader::Span name;
+    int nsId;
+    OString sType, sInternalChild;
+
+    while (reader.nextAttribute(&nsId, &name))
+    {
+        if (name == "type")
+        {
+            name = reader.getAttributeValue(false);
+            sType = OString(name.begin, name.length);
+        }
+        else if (name == "internal-child")
+        {
+            name = reader.getAttributeValue(false);
+            sInternalChild = OString(name.begin, name.length);
+        }
+    }
+
+    if (sType == "tab")
+    {
+        handleTabChild(pParent, reader);
+        return;
+    }
+
+    int nLevel = 1;
+    while(true)
+    {
+        xmlreader::XmlReader::Result res = reader.nextItem(
+            xmlreader::XmlReader::Text::NONE, &name, &nsId);
+
+        if (res == xmlreader::XmlReader::Result::Begin)
+        {
+            if (name == "object" || name == "placeholder")
+            {
+                pCurrentChild = handleObject(pParent, pAtkProps, reader).get();
+
+                bool bObjectInserted = pCurrentChild && pParent != pCurrentChild;
+
+                if (bObjectInserted)
+                {
+                    //Internal-children default in glade to not having their visible bits set
+                    //even though they are visible (generally anyway)
+                    if (!sInternalChild.isEmpty())
+                        pCurrentChild->Show();
+
+                    //Select the first page if it's a notebook
+                    if (pCurrentChild->GetType() == WindowType::TABCONTROL)
+                    {
+                        TabControl *pTabControl = static_cast<TabControl*>(pCurrentChild);
+                        pTabControl->SetCurPageId(pTabControl->GetPageId(0));
+
+                        //To-Do add reorder capability to the TabControl
+                    }
+                    else
+                    {
+                        // We want to sort labels before contents of frames
+                        // for keyboard traversal, especially if there
+                        // are multiple widgets using the same mnemonic
+                        if (sType == "label")
+                        {
+                            if (VclFrame *pFrameParent = dynamic_cast<VclFrame*>(pParent))
+                                pFrameParent->designate_label(pCurrentChild);
+                        }
+                        if (sInternalChild.startsWith("vbox") || sInternalChild.startsWith("messagedialog-vbox"))
+                        {
+                            if (Dialog *pBoxParent = dynamic_cast<Dialog*>(pParent))
+                                pBoxParent->set_content_area(static_cast<VclBox*>(pCurrentChild)); // FIXME-VCLPTR
+                        }
+                        else if (sInternalChild.startsWith("action_area") || sInternalChild.startsWith("messagedialog-action_area"))
+                        {
+                            vcl::Window *pContentArea = pCurrentChild->GetParent();
+                            if (Dialog *pBoxParent = dynamic_cast<Dialog*>(pContentArea ? pContentArea->GetParent() : nullptr))
+                            {
+                                pBoxParent->set_action_area(static_cast<VclButtonBox*>(pCurrentChild)); // FIXME-VCLPTR
+                            }
+                        }
+
+                        bool bIsButtonBox = dynamic_cast<VclButtonBox*>(pCurrentChild) != nullptr;
+
+                        //To-Do make reorder a virtual in Window, move this foo
+                        //there and see above
+                        std::vector<vcl::Window*> aChilds;
+                        for (vcl::Window* pChild = pCurrentChild->GetWindow(GetWindowType::FirstChild); pChild;
+                            pChild = pChild->GetWindow(GetWindowType::Next))
+                        {
+                            if (bIsButtonBox)
+                            {
+                                if (PushButton* pPushButton = dynamic_cast<PushButton*>(pChild))
+                                    pPushButton->setAction(true);
+                            }
+
+                            aChilds.push_back(pChild);
+                        }
+
+                        //sort child order within parent so that tabbing
+                        //between controls goes in a visually sensible sequence
+                        std::stable_sort(aChilds.begin(), aChilds.end(), sortIntoBestTabTraversalOrder(this));
+                        BuilderUtils::reorderWithinParent(aChilds, bIsButtonBox);
+                    }
+                }
+            }
+            else if (name == "packing")
+            {
+                handlePacking(pCurrentChild, pParent, reader);
+            }
+            else if (name == "interface")
+            {
+                while (reader.nextAttribute(&nsId, &name))
+                {
+                    if (name == "domain")
+                    {
+                        name = reader.getAttributeValue(false);
+                        sType = OString(name.begin, name.length);
+                        m_pParserState->m_aResLocale = Translate::Create(sType);
+                    }
+                }
+                ++nLevel;
+            }
+            else
+                ++nLevel;
+        }
+
+        if (res == xmlreader::XmlReader::Result::End)
+            --nLevel;
+
+        if (!nLevel)
+            break;
+
+        if (res == xmlreader::XmlReader::Result::Done)
+            break;
+    }
+}
+
+void VclBuilder::collectPangoAttribute(xmlreader::XmlReader &reader, stringmap &rMap)
+{
+    xmlreader::Span span;
+    int nsId;
+
+    OString sProperty;
+    OString sValue;
+
+    while (reader.nextAttribute(&nsId, &span))
+    {
+        if (span == "name")
+        {
+            span = reader.getAttributeValue(false);
+            sProperty = OString(span.begin, span.length);
+        }
+        else if (span == "value")
+        {
+            span = reader.getAttributeValue(false);
+            sValue = OString(span.begin, span.length);
+        }
+    }
+
+    if (!sProperty.isEmpty())
+        rMap[sProperty] = OUString::fromUtf8(sValue);
+}
+
+void VclBuilder::collectAtkRelationAttribute(xmlreader::XmlReader &reader, stringmap &rMap)
+{
+    xmlreader::Span span;
+    int nsId;
+
+    OString sProperty;
+    OString sValue;
+
+    while (reader.nextAttribute(&nsId, &span))
+    {
+        if (span == "type")
+        {
+            span = reader.getAttributeValue(false);
+            sProperty = OString(span.begin, span.length);
+        }
+        else if (span == "target")
+        {
+            span = reader.getAttributeValue(false);
+            sValue = OString(span.begin, span.length);
+            sal_Int32 nDelim = sValue.indexOf(':');
+            if (nDelim != -1)
+                sValue = sValue.copy(0, nDelim);
+        }
+    }
+
+    if (!sProperty.isEmpty())
+        rMap[sProperty] = OUString::fromUtf8(sValue);
+}
+
+void VclBuilder::collectAtkRoleAttribute(xmlreader::XmlReader &reader, stringmap &rMap)
+{
+    xmlreader::Span span;
+    int nsId;
+
+    OString sProperty;
+
+    while (reader.nextAttribute(&nsId, &span))
+    {
+        if (span == "type")
+        {
+            span = reader.getAttributeValue(false);
+            sProperty = OString(span.begin, span.length);
+        }
+    }
+
+    if (!sProperty.isEmpty())
+        rMap["role"] = OUString::fromUtf8(sProperty);
+}
+
+void VclBuilder::handleRow(xmlreader::XmlReader &reader, const OString &rID)
+{
+    int nLevel = 1;
+
+    ListStore::row aRow;
+
+    while(true)
+    {
+        xmlreader::Span name;
+        int nsId;
+
+        xmlreader::XmlReader::Result res = reader.nextItem(
+            xmlreader::XmlReader::Text::NONE, &name, &nsId);
+
+        if (res == xmlreader::XmlReader::Result::Done)
+            break;
+
+        if (res == xmlreader::XmlReader::Result::Begin)
+        {
+            ++nLevel;
+            if (name == "col")
+            {
+                bool bTranslated = false;
+                sal_uInt32 nId = 0;
+                OString sContext;
+
+                while (reader.nextAttribute(&nsId, &name))
+                {
+                    if (name == "id")
+                    {
+                        name = reader.getAttributeValue(false);
+                        nId = OString(name.begin, name.length).toUInt32();
+                    }
+                    else if (nId == 0 && name == "translatable" && reader.getAttributeValue(false) == "yes")
+                    {
+                        bTranslated = true;
+                    }
+                    else if (name == "context")
+                    {
+                        name = reader.getAttributeValue(false);
+                        sContext = OString(name.begin, name.length);
+                    }
+                }
+
+                (void)reader.nextItem(
+                    xmlreader::XmlReader::Text::Raw, &name, &nsId);
+
+                OString sValue(name.begin, name.length);
+                OUString sFinalValue;
+                if (bTranslated)
+                {
+                    sFinalValue = Translate::get(TranslateId{sContext.getStr(), sValue.getStr()}, m_pParserState->m_aResLocale);
+                }
+                else
+                    sFinalValue = OUString::fromUtf8(sValue);
+
+
+                if (aRow.size() < nId+1)
+                    aRow.resize(nId+1);
+                aRow[nId] = sFinalValue;
+            }
+        }
+
+        if (res == xmlreader::XmlReader::Result::End)
+        {
+            --nLevel;
+        }
+
+        if (!nLevel)
+            break;
+    }
+
+    m_pParserState->m_aModels[rID].m_aEntries.push_back(aRow);
+}
+
+void VclBuilder::handleListStore(xmlreader::XmlReader &reader, const OString &rID, std::string_view rClass)
+{
+    int nLevel = 1;
+
+    while(true)
+    {
+        xmlreader::Span name;
+        int nsId;
+
+        xmlreader::XmlReader::Result res = reader.nextItem(
+            xmlreader::XmlReader::Text::NONE, &name, &nsId);
+
+        if (res == xmlreader::XmlReader::Result::Done)
+            break;
+
+        if (res == xmlreader::XmlReader::Result::Begin)
+        {
+            if (name == "row")
+            {
+                bool bNotTreeStore = rClass != "GtkTreeStore";
+                if (bNotTreeStore)
+                    handleRow(reader, rID);
+                assert(bNotTreeStore && "gtk, as the time of writing, doesn't support data in GtkTreeStore serialization");
+            }
+            else
+                ++nLevel;
+        }
+
+        if (res == xmlreader::XmlReader::Result::End)
+        {
+            --nLevel;
+        }
+
+        if (!nLevel)
+            break;
+    }
+}
+
+VclBuilder::stringmap VclBuilder::handleAtkObject(xmlreader::XmlReader &reader) const
+{
+    int nLevel = 1;
+
+    stringmap aProperties;
+
+    while (true)
+    {
+        xmlreader::Span name;
+        int nsId;
+
+        xmlreader::XmlReader::Result res = reader.nextItem(
+            xmlreader::XmlReader::Text::NONE, &name, &nsId);
+
+        if (res == xmlreader::XmlReader::Result::Done)
+            break;
+
+        if (res == xmlreader::XmlReader::Result::Begin)
+        {
+            ++nLevel;
+            if (name == "property")
+                collectProperty(reader, aProperties);
+        }
+
+        if (res == xmlreader::XmlReader::Result::End)
+        {
+            --nLevel;
+        }
+
+        if (!nLevel)
+            break;
+    }
+
+    return aProperties;
+}
+
+void VclBuilder::applyAtkProperties(vcl::Window *pWindow, const stringmap& rProperties)
+{
+    assert(pWindow);
+    for (auto const& prop : rProperties)
+    {
+        const OString &rKey = prop.first;
+        const OUString &rValue = prop.second;
+
+        if (pWindow && rKey.match("AtkObject::"))
+            pWindow->set_property(rKey.copy(RTL_CONSTASCII_LENGTH("AtkObject::")), rValue);
+        else
+            SAL_WARN("vcl.builder", "unhandled atk prop: " << rKey);
+    }
+}
+
+std::vector<ComboBoxTextItem> VclBuilder::handleItems(xmlreader::XmlReader &reader) const
+{
+    int nLevel = 1;
+
+    std::vector<ComboBoxTextItem> aItems;
+
+    while(true)
+    {
+        xmlreader::Span name;
+        int nsId;
+
+        xmlreader::XmlReader::Result res = reader.nextItem(
+            xmlreader::XmlReader::Text::NONE, &name, &nsId);
+
+        if (res == xmlreader::XmlReader::Result::Done)
+            break;
+
+        if (res == xmlreader::XmlReader::Result::Begin)
+        {
+            ++nLevel;
+            if (name == "item")
+            {
+                bool bTranslated = false;
+                OString sContext, sId;
+
+                while (reader.nextAttribute(&nsId, &name))
+                {
+                    if (name == "translatable" && reader.getAttributeValue(false) == "yes")
+                    {
+                        bTranslated = true;
+                    }
+                    else if (name == "context")
+                    {
+                        name = reader.getAttributeValue(false);
+                        sContext = OString(name.begin, name.length);
+                    }
+                    else if (name == "id")
+                    {
+                        name = reader.getAttributeValue(false);
+                        sId = OString(name.begin, name.length);
+                    }
+                }
+
+                (void)reader.nextItem(
+                    xmlreader::XmlReader::Text::Raw, &name, &nsId);
+
+                OString sValue(name.begin, name.length);
+                OUString sFinalValue;
+                if (bTranslated)
+                {
+                    sFinalValue = Translate::get(TranslateId{sContext.getStr(), sValue.getStr()}, m_pParserState->m_aResLocale);
+                }
+                else
+                    sFinalValue = OUString::fromUtf8(sValue);
+
+                if (m_pStringReplace)
+                    sFinalValue = (*m_pStringReplace)(sFinalValue);
+
+                aItems.emplace_back(sFinalValue, sId);
+            }
+        }
+
+        if (res == xmlreader::XmlReader::Result::End)
+        {
+            --nLevel;
+        }
+
+        if (!nLevel)
+            break;
+    }
+
+    return aItems;
+}
+
+VclPtr<Menu> VclBuilder::handleMenu(xmlreader::XmlReader &reader, const OString &rID, bool bMenuBar)
+{
+    VclPtr<Menu> pCurrentMenu;
+    if (bMenuBar)
+        pCurrentMenu = VclPtr<MenuBar>::Create();
+    else
+        pCurrentMenu = VclPtr<PopupMenu>::Create();
+
+    pCurrentMenu->set_id(OStringToOUString(rID, RTL_TEXTENCODING_UTF8));
+
+    int nLevel = 1;
+
+    stringmap aProperties;
+
+    while(true)
+    {
+        xmlreader::Span name;
+        int nsId;
+
+        xmlreader::XmlReader::Result res = reader.nextItem(
+            xmlreader::XmlReader::Text::NONE, &name, &nsId);
+
+        if (res == xmlreader::XmlReader::Result::Done)
+            break;
+
+        if (res == xmlreader::XmlReader::Result::Begin)
+        {
+            if (name == "child")
+            {
+                handleMenuChild(pCurrentMenu, reader);
+            }
+            else
+            {
+                ++nLevel;
+                if (name == "property")
+                    collectProperty(reader, aProperties);
+            }
+        }
+
+        if (res == xmlreader::XmlReader::Result::End)
+        {
+            --nLevel;
+        }
+
+        if (!nLevel)
+            break;
+    }
+
+    m_aMenus.emplace_back(rID, pCurrentMenu);
+
+    return pCurrentMenu;
+}
+
+void VclBuilder::handleMenuChild(Menu *pParent, xmlreader::XmlReader &reader)
+{
+    xmlreader::Span name;
+    int nsId;
+
+    int nLevel = 1;
+    while(true)
+    {
+        xmlreader::XmlReader::Result res = reader.nextItem(
+            xmlreader::XmlReader::Text::NONE, &name, &nsId);
+
+        if (res == xmlreader::XmlReader::Result::Begin)
+        {
+            if (name == "object" || name == "placeholder")
+            {
+                handleMenuObject(pParent, reader);
+            }
+            else
+                ++nLevel;
+        }
+
+        if (res == xmlreader::XmlReader::Result::End)
+            --nLevel;
+
+        if (!nLevel)
+            break;
+
+        if (res == xmlreader::XmlReader::Result::Done)
+            break;
+    }
+}
+
+void VclBuilder::handleMenuObject(Menu *pParent, xmlreader::XmlReader &reader)
+{
+    OString sClass;
+    OString sID;
+    OUString sCustomProperty;
+    PopupMenu *pSubMenu = nullptr;
+
+    xmlreader::Span name;
+    int nsId;
+
+    while (reader.nextAttribute(&nsId, &name))
+    {
+        if (name == "class")
+        {
+            name = reader.getAttributeValue(false);
+            sClass = OString(name.begin, name.length);
+        }
+        else if (name == "id")
+        {
+            name = reader.getAttributeValue(false);
+            sID = OString(name.begin, name.length);
+            if (m_bLegacy)
+            {
+                sal_Int32 nDelim = sID.indexOf(':');
+                if (nDelim != -1)
+                {
+                    sCustomProperty = OUString::fromUtf8(sID.subView(nDelim+1));
+                    sID = sID.copy(0, nDelim);
+                }
+            }
+        }
+    }
+
+    int nLevel = 1;
+
+    stringmap aProperties;
+    stringmap aAtkProperties;
+    accelmap aAccelerators;
+
+    if (!sCustomProperty.isEmpty())
+        aProperties[OString("customproperty")] = sCustomProperty;
+
+    while(true)
+    {
+        xmlreader::XmlReader::Result res = reader.nextItem(
+            xmlreader::XmlReader::Text::NONE, &name, &nsId);
+
+        if (res == xmlreader::XmlReader::Result::Done)
+            break;
+
+        if (res == xmlreader::XmlReader::Result::Begin)
+        {
+            if (name == "child")
+            {
+                size_t nChildMenuIdx = m_aMenus.size();
+                handleChild(nullptr, &aAtkProperties, reader);
+                bool bSubMenuInserted = m_aMenus.size() > nChildMenuIdx;
+                if (bSubMenuInserted)
+                    pSubMenu = dynamic_cast<PopupMenu*>(m_aMenus[nChildMenuIdx].m_pMenu.get());
+            }
+            else
+            {
+                ++nLevel;
+                if (name == "property")
+                    collectProperty(reader, aProperties);
+                else if (name == "accelerator")
+                    collectAccelerator(reader, aAccelerators);
+            }
+        }
+
+        if (res == xmlreader::XmlReader::Result::End)
+        {
+            --nLevel;
+        }
+
+        if (!nLevel)
+            break;
+    }
+
+    insertMenuObject(pParent, pSubMenu, sClass, sID, aProperties, aAtkProperties, aAccelerators);
+}
+
+void VclBuilder::handleSizeGroup(xmlreader::XmlReader &reader)
+{
+    m_pParserState->m_aSizeGroups.emplace_back();
+    SizeGroup &rSizeGroup = m_pParserState->m_aSizeGroups.back();
+
+    int nLevel = 1;
+
+    while(true)
+    {
+        xmlreader::Span name;
+        int nsId;
+
+        xmlreader::XmlReader::Result res = reader.nextItem(
+            xmlreader::XmlReader::Text::NONE, &name, &nsId);
+
+        if (res == xmlreader::XmlReader::Result::Done)
+            break;
+
+        if (res == xmlreader::XmlReader::Result::Begin)
+        {
+            ++nLevel;
+            if (name == "widget")
+            {
+                while (reader.nextAttribute(&nsId, &name))
+                {
+                    if (name == "name")
+                    {
+                        name = reader.getAttributeValue(false);
+                        OString sWidget(name.begin, name.length);
+                        sal_Int32 nDelim = sWidget.indexOf(':');
+                        if (nDelim != -1)
+                            sWidget = sWidget.copy(0, nDelim);
+                        rSizeGroup.m_aWidgets.push_back(sWidget);
+                    }
+                }
+            }
+            else
+            {
+                if (name == "property")
+                    collectProperty(reader, rSizeGroup.m_aProperties);
+            }
+        }
+
+        if (res == xmlreader::XmlReader::Result::End)
+        {
+            --nLevel;
+        }
+
+        if (!nLevel)
+            break;
+    }
+}
+
+namespace
+{
+    vcl::KeyCode makeKeyCode(const std::pair<OString,OString> &rKey)
+    {
+        bool bShift = rKey.second.indexOf("GDK_SHIFT_MASK") != -1;
+        bool bMod1 = rKey.second.indexOf("GDK_CONTROL_MASK") != -1;
+        bool bMod2 = rKey.second.indexOf("GDK_ALT_MASK") != -1;
+        bool bMod3 = rKey.second.indexOf("GDK_MOD2_MASK") != -1;
+
+        if (rKey.first == "Insert")
+            return vcl::KeyCode(KEY_INSERT, bShift, bMod1, bMod2, bMod3);
+        else if (rKey.first == "Delete")
+            return vcl::KeyCode(KEY_DELETE, bShift, bMod1, bMod2, bMod3);
+        else if (rKey.first == "Return")
+            return vcl::KeyCode(KEY_RETURN, bShift, bMod1, bMod2, bMod3);
+        else if (rKey.first == "Up")
+            return vcl::KeyCode(KEY_UP, bShift, bMod1, bMod2, bMod3);
+        else if (rKey.first == "Down")
+            return vcl::KeyCode(KEY_DOWN, bShift, bMod1, bMod2, bMod3);
+        else if (rKey.first == "Left")
+            return vcl::KeyCode(KEY_LEFT, bShift, bMod1, bMod2, bMod3);
+        else if (rKey.first == "Right")
+            return vcl::KeyCode(KEY_RIGHT, bShift, bMod1, bMod2, bMod3);
+        else if (rKey.first == "asterisk")
+            return vcl::KeyCode(KEY_MULTIPLY, bShift, bMod1, bMod2, bMod3);
+        else if (rKey.first.getLength() > 1 && rKey.first[0] == 'F')
+        {
+            sal_uInt32 nIndex = o3tl::toUInt32(rKey.first.subView(1));
+            assert(nIndex >= 1 && nIndex <= 26);
+            return vcl::KeyCode(KEY_F1 + nIndex - 1, bShift, bMod1, bMod2, bMod3);
+        }
+
+        assert (rKey.first.getLength() == 1);
+        char cChar = rKey.first.toChar();
+
+        if (cChar >= 'a' && cChar <= 'z')
+            return vcl::KeyCode(KEY_A + (cChar - 'a'), bShift, bMod1, bMod2, bMod3);
+        else if (cChar >= 'A' && cChar <= 'Z')
+            return vcl::KeyCode(KEY_A + (cChar - 'A'), bShift, bMod1, bMod2, bMod3);
+        else if (cChar >= '0' && cChar <= '9')
+            return vcl::KeyCode(KEY_0 + (cChar - 'A'), bShift, bMod1, bMod2, bMod3);
+
+        return vcl::KeyCode(cChar, bShift, bMod1, bMod2, bMod3);
+    }
+}
+
+void VclBuilder::insertMenuObject(Menu *pParent, PopupMenu *pSubMenu, const OString &rClass, const OString &rID,
+    stringmap &rProps, stringmap &rAtkProps, accelmap &rAccels)
+{
+    sal_uInt16 nOldCount = pParent->GetItemCount();
+    sal_uInt16 nNewId = ++m_pParserState->m_nLastMenuItemId;
+
+    if(rClass == "NotebookBarAddonsMenuMergePoint")
+    {
+        NotebookBarAddonsMerger::MergeNotebookBarMenuAddons(pParent, nNewId, rID, *m_pNotebookBarAddonsItem);
+        m_pParserState->m_nLastMenuItemId = pParent->GetItemCount();
+    }
+    else if (rClass == "GtkMenuItem")
+    {
+        OUString sLabel(BuilderUtils::convertMnemonicMarkup(extractLabel(rProps)));
+        OUString aCommand(extractActionName(rProps));
+        pParent->InsertItem(nNewId, sLabel, MenuItemBits::NONE , rID);
+        pParent->SetItemCommand(nNewId, aCommand);
+        if (pSubMenu)
+            pParent->SetPopupMenu(nNewId, pSubMenu);
+    }
+    else if (rClass == "GtkCheckMenuItem")
+    {
+        OUString sLabel(BuilderUtils::convertMnemonicMarkup(extractLabel(rProps)));
+        OUString aCommand(extractActionName(rProps));
+        pParent->InsertItem(nNewId, sLabel, MenuItemBits::CHECKABLE, rID);
+        pParent->SetItemCommand(nNewId, aCommand);
+    }
+    else if (rClass == "GtkRadioMenuItem")
+    {
+        OUString sLabel(BuilderUtils::convertMnemonicMarkup(extractLabel(rProps)));
+        OUString aCommand(extractActionName(rProps));
+        pParent->InsertItem(nNewId, sLabel, MenuItemBits::AUTOCHECK | MenuItemBits::RADIOCHECK, rID);
+        pParent->SetItemCommand(nNewId, aCommand);
+    }
+    else if (rClass == "GtkSeparatorMenuItem")
+    {
+        pParent->InsertSeparator(rID);
+    }
+
+    SAL_WARN_IF(nOldCount == pParent->GetItemCount(), "vcl.builder", "probably need to implement " << rClass);
+
+    if (nOldCount != pParent->GetItemCount())
+    {
+        pParent->SetHelpId(nNewId, m_sHelpRoot + rID);
+        if (!extractVisible(rProps))
+            pParent->HideItem(nNewId);
+
+        for (auto const& prop : rProps)
+        {
+            const OString &rKey = prop.first;
+            const OUString &rValue = prop.second;
+
+            if (rKey == "tooltip-markup")
+                pParent->SetTipHelpText(nNewId, rValue);
+            else if (rKey == "tooltip-text")
+                pParent->SetTipHelpText(nNewId, rValue);
+            else
+                SAL_INFO("vcl.builder", "unhandled property: " << rKey);
+        }
+
+        for (auto const& prop : rAtkProps)
+        {
+            const OString &rKey = prop.first;
+            const OUString &rValue = prop.second;
+
+            if (rKey == "AtkObject::accessible-name")
+                pParent->SetAccessibleName(nNewId, rValue);
+            else if (rKey == "AtkObject::accessible-description")
+                pParent->SetAccessibleDescription(nNewId, rValue);
+            else
+                SAL_INFO("vcl.builder", "unhandled atk property: " << rKey);
+        }
+
+        for (auto const& accel : rAccels)
+        {
+            const OString &rSignal = accel.first;
+            const auto &rValue = accel.second;
+
+            if (rSignal == "activate")
+                pParent->SetAccelKey(nNewId, makeKeyCode(rValue));
+            else
+                SAL_INFO("vcl.builder", "unhandled accelerator for: " << rSignal);
+        }
+    }
+
+    rProps.clear();
+}
+
+/// Insert items to a ComboBox or a ListBox.
+/// They have no common ancestor that would have 'InsertEntry()', so use a template.
+template<typename T> static bool insertItems(vcl::Window *pWindow, VclBuilder::stringmap &rMap,
+                                             std::vector<std::unique_ptr<OUString>>& rUserData,
+                                             const std::vector<ComboBoxTextItem> &rItems)
+{
+    T *pContainer = dynamic_cast<T*>(pWindow);
+    if (!pContainer)
+        return false;
+
+    sal_uInt16 nActiveId = extractActive(rMap);
+    for (auto const& item : rItems)
+    {
+        sal_Int32 nPos = pContainer->InsertEntry(item.m_sItem);
+        if (!item.m_sId.isEmpty())
+        {
+            rUserData.emplace_back(std::make_unique<OUString>(OUString::fromUtf8(item.m_sId)));
+            pContainer->SetEntryData(nPos, rUserData.back().get());
+        }
+    }
+    if (nActiveId < rItems.size())
+        pContainer->SelectEntryPos(nActiveId);
+
+    return true;
+}
+
+VclPtr<vcl::Window> VclBuilder::handleObject(vcl::Window *pParent, stringmap *pAtkProps, xmlreader::XmlReader &reader)
+{
+    OString sClass;
+    OString sID;
+    OUString sCustomProperty;
+
+    xmlreader::Span name;
+    int nsId;
+
+    while (reader.nextAttribute(&nsId, &name))
+    {
+        if (name == "class")
+        {
+            name = reader.getAttributeValue(false);
+            sClass = OString(name.begin, name.length);
+        }
+        else if (name == "id")
+        {
+            name = reader.getAttributeValue(false);
+            sID = OString(name.begin, name.length);
+            if (m_bLegacy)
+            {
+                sal_Int32 nDelim = sID.indexOf(':');
+                if (nDelim != -1)
+                {
+                    sCustomProperty = OUString::fromUtf8(sID.subView(nDelim+1));
+                    sID = sID.copy(0, nDelim);
+                }
+            }
+        }
+    }
+
+    if (sClass == "GtkListStore" || sClass == "GtkTreeStore")
+    {
+        handleListStore(reader, sID, sClass);
+        return nullptr;
+    }
+    else if (sClass == "GtkMenu")
+    {
+        handleMenu(reader, sID, false);
+        return nullptr;
+    }
+    else if (sClass == "GtkMenuBar")
+    {
+        VclPtr<Menu> xMenu = handleMenu(reader, sID, true);
+        if (SystemWindow* pTopLevel = pParent ? pParent->GetSystemWindow() : nullptr)
+            pTopLevel->SetMenuBar(dynamic_cast<MenuBar*>(xMenu.get()));
+        return nullptr;
+    }
+    else if (sClass == "GtkSizeGroup")
+    {
+        handleSizeGroup(reader);
+        return nullptr;
+    }
+    else if (sClass == "AtkObject")
+    {
+        assert((pParent || pAtkProps) && "must have one set");
+        assert(!(pParent && pAtkProps) && "must not have both");
+        auto aAtkProperties = handleAtkObject(reader);
+        if (pParent)
+            applyAtkProperties(pParent, aAtkProperties);
+        if (pAtkProps)
+            *pAtkProps = aAtkProperties;
+        return nullptr;
+    }
+
+    int nLevel = 1;
+
+    stringmap aProperties, aPangoAttributes;
+    stringmap aAtkAttributes;
+    std::vector<ComboBoxTextItem> aItems;
+
+    if (!sCustomProperty.isEmpty())
+        aProperties[OString("customproperty")] = sCustomProperty;
+
+    VclPtr<vcl::Window> pCurrentChild;
+    while(true)
+    {
+        xmlreader::XmlReader::Result res = reader.nextItem(
+            xmlreader::XmlReader::Text::NONE, &name, &nsId);
+
+        if (res == xmlreader::XmlReader::Result::Done)
+            break;
+
+        if (res == xmlreader::XmlReader::Result::Begin)
+        {
+            if (name == "child")
+            {
+                if (!pCurrentChild)
+                {
+                    pCurrentChild = insertObject(pParent, sClass, sID,
+                        aProperties, aPangoAttributes, aAtkAttributes);
+                }
+                handleChild(pCurrentChild, nullptr, reader);
+            }
+            else if (name == "items")
+                aItems = handleItems(reader);
+            else if (name == "style")
+            {
+                int nPriority = 0;
+                std::vector<vcl::EnumContext::Context> aContext = handleStyle(reader, nPriority);
+                if (nPriority != 0)
+                {
+                    vcl::IPrioritable* pPrioritable = dynamic_cast<vcl::IPrioritable*>(pCurrentChild.get());
+                    SAL_WARN_IF(!pPrioritable, "vcl", "priority set for not supported item");
+                    if (pPrioritable)
+                        pPrioritable->SetPriority(nPriority);
+                }
+                if (!aContext.empty())
+                {
+                    vcl::IContext* pContextControl = dynamic_cast<vcl::IContext*>(pCurrentChild.get());
+                    SAL_WARN_IF(!pContextControl, "vcl", "context set for not supported item");
+                    if (pContextControl)
+                        pContextControl->SetContext(std::move(aContext));
+                }
+            }
+            else
+            {
+                ++nLevel;
+                if (name == "property")
+                    collectProperty(reader, aProperties);
+                else if (name == "attribute")
+                    collectPangoAttribute(reader, aPangoAttributes);
+                else if (name == "relation")
+                    collectAtkRelationAttribute(reader, aAtkAttributes);
+                else if (name == "role")
+                    collectAtkRoleAttribute(reader, aAtkAttributes);
+                else if (name == "action-widget")
+                    handleActionWidget(reader);
+            }
+        }
+
+        if (res == xmlreader::XmlReader::Result::End)
+        {
+            --nLevel;
+        }
+
+        if (!nLevel)
+            break;
+    }
+
+    if (sClass == "GtkAdjustment")
+    {
+        m_pParserState->m_aAdjustments[sID] = aProperties;
+        return nullptr;
+    }
+    else if (sClass == "GtkTextBuffer")
+    {
+        m_pParserState->m_aTextBuffers[sID] = aProperties;
+        return nullptr;
+    }
+
+    if (!pCurrentChild)
+    {
+        pCurrentChild = insertObject(pParent, sClass, sID, aProperties,
+            aPangoAttributes, aAtkAttributes);
+    }
+
+    if (!aItems.empty())
+    {
+        // try to fill-in the items
+        if (!insertItems<ComboBox>(pCurrentChild, aProperties, m_aUserData, aItems))
+            insertItems<ListBox>(pCurrentChild, aProperties, m_aUserData, aItems);
+    }
+
+    return pCurrentChild;
+}
+
+void VclBuilder::handlePacking(vcl::Window *pCurrent, vcl::Window *pParent, xmlreader::XmlReader &reader)
+{
+    xmlreader::Span name;
+    int nsId;
+
+    int nLevel = 1;
+
+    while(true)
+    {
+        xmlreader::XmlReader::Result res = reader.nextItem(
+            xmlreader::XmlReader::Text::NONE, &name, &nsId);
+
+        if (res == xmlreader::XmlReader::Result::Done)
+            break;
+
+        if (res == xmlreader::XmlReader::Result::Begin)
+        {
+            ++nLevel;
+            if (name == "property")
+                applyPackingProperty(pCurrent, pParent, reader);
+        }
+
+        if (res == xmlreader::XmlReader::Result::End)
+        {
+            --nLevel;
+        }
+
+        if (!nLevel)
+            break;
+    }
+}
+
+void VclBuilder::applyPackingProperty(vcl::Window *pCurrent,
+    vcl::Window *pParent,
+    xmlreader::XmlReader &reader)
+{
+    if (!pCurrent)
+        return;
+
+    //ToolBoxItems are not true widgets just elements
+    //of the ToolBox itself
+    ToolBox *pToolBoxParent = nullptr;
+    if (pCurrent == pParent)
+        pToolBoxParent = dynamic_cast<ToolBox*>(pParent);
+
+    xmlreader::Span name;
+    int nsId;
+
+    if (pCurrent->GetType() == WindowType::SCROLLWINDOW)
+    {
+        auto aFind = m_pParserState->m_aRedundantParentWidgets.find(VclPtr<vcl::Window>(pCurrent));
+        if (aFind != m_pParserState->m_aRedundantParentWidgets.end())
+        {
+            pCurrent = aFind->second;
+            assert(pCurrent);
+        }
+    }
+
+    while (reader.nextAttribute(&nsId, &name))
+    {
+        if (name == "name")
+        {
+            name = reader.getAttributeValue(false);
+            OString sKey(name.begin, name.length);
+            sKey = sKey.replace('_', '-');
+            (void)reader.nextItem(
+                xmlreader::XmlReader::Text::Raw, &name, &nsId);
+            OString sValue(name.begin, name.length);
+
+            if (sKey == "expand" || sKey == "resize")
+            {
+                bool bTrue = (!sValue.isEmpty() && (sValue[0] == 't' || sValue[0] == 'T' || sValue[0] == '1'));
+                if (pToolBoxParent)
+                    pToolBoxParent->SetItemExpand(m_pParserState->m_nLastToolbarId, bTrue);
+                else
+                    pCurrent->set_expand(bTrue);
+                continue;
+            }
+
+            if (pToolBoxParent)
+                continue;
+
+            if (sKey == "fill")
+            {
+                bool bTrue = (!sValue.isEmpty() && (sValue[0] == 't' || sValue[0] == 'T' || sValue[0] == '1'));
+                pCurrent->set_fill(bTrue);
+            }
+            else if (sKey == "pack-type")
+            {
+                VclPackType ePackType = (!sValue.isEmpty() && (sValue[0] == 'e' || sValue[0] == 'E')) ? VclPackType::End : VclPackType::Start;
+                pCurrent->set_pack_type(ePackType);
+            }
+            else if (sKey == "left-attach")
+            {
+                pCurrent->set_grid_left_attach(sValue.toInt32());
+            }
+            else if (sKey == "top-attach")
+            {
+                pCurrent->set_grid_top_attach(sValue.toInt32());
+            }
+            else if (sKey == "width")
+            {
+                pCurrent->set_grid_width(sValue.toInt32());
+            }
+            else if (sKey == "height")
+            {
+                pCurrent->set_grid_height(sValue.toInt32());
+            }
+            else if (sKey == "padding")
+            {
+                pCurrent->set_padding(sValue.toInt32());
+            }
+            else if (sKey == "position")
+            {
+                set_window_packing_position(pCurrent, sValue.toInt32());
+            }
+            else if (sKey == "secondary")
+            {
+                pCurrent->set_secondary(toBool(sValue));
+            }
+            else if (sKey == "non-homogeneous")
+            {
+                pCurrent->set_non_homogeneous(toBool(sValue));
+            }
+            else if (sKey == "homogeneous")
+            {
+                pCurrent->set_non_homogeneous(!toBool(sValue));
+            }
+            else
+            {
+                SAL_WARN_IF(sKey != "shrink", "vcl.builder", "unknown packing: " << sKey);
+            }
+        }
+    }
+}
+
+std::vector<vcl::EnumContext::Context> VclBuilder::handleStyle(xmlreader::XmlReader &reader, int &nPriority)
+{
+    std::vector<vcl::EnumContext::Context> aContext;
+
+    xmlreader::Span name;
+    int nsId;
+
+    int nLevel = 1;
+
+    while(true)
+    {
+        xmlreader::XmlReader::Result res = reader.nextItem(
+            xmlreader::XmlReader::Text::NONE, &name, &nsId);
+
+        if (res == xmlreader::XmlReader::Result::Done)
+            break;
+
+        if (res == xmlreader::XmlReader::Result::Begin)
+        {
+            ++nLevel;
+            if (name == "class")
+            {
+                OString classStyle = getStyleClass(reader);
+
+                if (classStyle.startsWith("context-"))
+                {
+                    OString sContext = classStyle.copy(classStyle.indexOf('-') + 1);
+                    OUString sContext2(sContext.getStr(), sContext.getLength(), RTL_TEXTENCODING_UTF8);
+                    aContext.push_back(vcl::EnumContext::GetContextEnum(sContext2));
+                }
+                else if (classStyle.startsWith("priority-"))
+                {
+                    OString aPriority = classStyle.copy(classStyle.indexOf('-') + 1);
+                    OUString aPriority2(aPriority.getStr(), aPriority.getLength(), RTL_TEXTENCODING_UTF8);
+                    nPriority = aPriority2.toInt32();
+                }
+                else if (classStyle != "small-button" && classStyle != "destructive-action" && classStyle != "suggested-action")
+                {
+                    SAL_WARN("vcl.builder", "unknown class: " << classStyle);
+                }
+            }
+        }
+
+        if (res == xmlreader::XmlReader::Result::End)
+        {
+            --nLevel;
+        }
+
+        if (!nLevel)
+            break;
+    }
+
+    return aContext;
+}
+
+OString VclBuilder::getStyleClass(xmlreader::XmlReader &reader)
+{
+    xmlreader::Span name;
+    int nsId;
+    OString aRet;
+
+    while (reader.nextAttribute(&nsId, &name))
+    {
+        if (name == "name")
+        {
+            name = reader.getAttributeValue(false);
+            aRet = OString (name.begin, name.length);
+        }
+    }
+
+    return aRet;
+}
+
+void VclBuilder::collectProperty(xmlreader::XmlReader &reader, stringmap &rMap) const
+{
+    xmlreader::Span name;
+    int nsId;
+
+    OString sProperty, sContext;
+
+    bool bTranslated = false;
+
+    while (reader.nextAttribute(&nsId, &name))
+    {
+        if (name == "name")
+        {
+            name = reader.getAttributeValue(false);
+            sProperty = OString(name.begin, name.length);
+        }
+        else if (name == "context")
+        {
+            name = reader.getAttributeValue(false);
+            sContext = OString(name.begin, name.length);
+        }
+        else if (name == "translatable" && reader.getAttributeValue(false) == "yes")
+        {
+            bTranslated = true;
+        }
+    }
+
+    (void)reader.nextItem(xmlreader::XmlReader::Text::Raw, &name, &nsId);
+    OString sValue(name.begin, name.length);
+    OUString sFinalValue;
+    if (bTranslated)
+    {
+        sFinalValue = Translate::get(TranslateId{sContext.getStr(), sValue.getStr()}, m_pParserState->m_aResLocale);
+    }
+    else
+        sFinalValue = OUString::fromUtf8(sValue);
+
+    if (!sProperty.isEmpty())
+    {
+        sProperty = sProperty.replace('_', '-');
+        if (m_pStringReplace)
+            sFinalValue = (*m_pStringReplace)(sFinalValue);
+        rMap[sProperty] = sFinalValue;
+    }
+}
+
+void VclBuilder::handleActionWidget(xmlreader::XmlReader &reader)
+{
+    xmlreader::Span name;
+    int nsId;
+
+    OString sResponse;
+
+    while (reader.nextAttribute(&nsId, &name))
+    {
+        if (name == "response")
+        {
+            name = reader.getAttributeValue(false);
+            sResponse = OString(name.begin, name.length);
+        }
+    }
+
+    (void)reader.nextItem(xmlreader::XmlReader::Text::Raw, &name, &nsId);
+    OString sID(name.begin, name.length);
+    sal_Int32 nDelim = sID.indexOf(':');
+    if (nDelim != -1)
+        sID = sID.copy(0, nDelim);
+    set_response(sID, sResponse.toInt32());
+}
+
+void VclBuilder::collectAccelerator(xmlreader::XmlReader &reader, accelmap &rMap)
+{
+    xmlreader::Span name;
+    int nsId;
+
+    OString sProperty;
+    OString sValue;
+    OString sModifiers;
+
+    while (reader.nextAttribute(&nsId, &name))
+    {
+        if (name == "key")
+        {
+            name = reader.getAttributeValue(false);
+            sValue = OString(name.begin, name.length);
+        }
+        else if (name == "signal")
+        {
+            name = reader.getAttributeValue(false);
+            sProperty = OString(name.begin, name.length);
+        }
+        else if (name == "modifiers")
+        {
+            name = reader.getAttributeValue(false);
+            sModifiers = OString(name.begin, name.length);
+        }
+    }
+
+    if (!sProperty.isEmpty() && !sValue.isEmpty())
+    {
+        rMap[sProperty] = std::make_pair(sValue, sModifiers);
+    }
+}
+
+vcl::Window *VclBuilder::get_widget_root()
+{
+    return m_aChildren.empty() ? nullptr : m_aChildren[0].m_pWindow.get();
+}
+
+vcl::Window *VclBuilder::get_by_name(std::string_view sID)
+{
+    for (auto const& child : m_aChildren)
+    {
+        if (child.m_sID == sID)
+            return child.m_pWindow;
+    }
+
+    return nullptr;
+}
+
+PopupMenu *VclBuilder::get_menu(std::string_view sID)
+{
+    for (auto const& menu : m_aMenus)
+    {
+        if (menu.m_sID == sID)
+            return dynamic_cast<PopupMenu*>(menu.m_pMenu.get());
+    }
+
+    return nullptr;
+}
+
+void VclBuilder::set_response(std::string_view sID, short nResponse)
+{
+    switch (nResponse)
+    {
+        case -5:
+            nResponse = RET_OK;
+            break;
+        case -6:
+            nResponse = RET_CANCEL;
+            break;
+        case -7:
+            nResponse = RET_CLOSE;
+            break;
+        case -8:
+            nResponse = RET_YES;
+            break;
+        case -9:
+            nResponse = RET_NO;
+            break;
+        case -11:
+            nResponse = RET_HELP;
+            break;
+        default:
+            assert(nResponse >= 100 && "keep non-canned responses in range 100+ to avoid collision with vcl RET_*");
+            break;
+    }
+
+    for (const auto & child : m_aChildren)
+    {
+        if (child.m_sID == sID)
+        {
+            PushButton* pPushButton = dynamic_cast<PushButton*>(child.m_pWindow.get());
+            assert(pPushButton);
+            Dialog* pDialog = pPushButton->GetParentDialog();
+            assert(pDialog);
+            pDialog->add_button(pPushButton, nResponse, false);
+            return;
+        }
+    }
+
+    assert(false);
+}
+
+void VclBuilder::delete_by_name(const OString& sID)
+{
+    auto aI = std::find_if(m_aChildren.begin(), m_aChildren.end(),
+        [&sID](WinAndId& rItem) { return rItem.m_sID == sID; });
+    if (aI != m_aChildren.end())
+    {
+        aI->m_pWindow.disposeAndClear();
+        m_aChildren.erase(aI);
+    }
+}
+
+void VclBuilder::delete_by_window(vcl::Window *pWindow)
+{
+    drop_ownership(pWindow);
+    pWindow->disposeOnce();
+}
+
+void VclBuilder::drop_ownership(const vcl::Window *pWindow)
+{
+    auto aI = std::find_if(m_aChildren.begin(), m_aChildren.end(),
+        [&pWindow](WinAndId& rItem) { return rItem.m_pWindow == pWindow; });
+    if (aI != m_aChildren.end())
+        m_aChildren.erase(aI);
+}
+
+OString VclBuilder::get_by_window(const vcl::Window *pWindow) const
+{
+    for (auto const& child : m_aChildren)
+    {
+        if (child.m_pWindow == pWindow)
+            return child.m_sID;
+    }
+
+    return OString();
+}
+
+VclBuilder::PackingData VclBuilder::get_window_packing_data(const vcl::Window *pWindow) const
+{
+    //We've stored the return of new Control, some of these get
+    //border windows placed around them which are what you get
+    //from GetChild, so scoot up a level if necessary to get the
+    //window whose position value we have
+    const vcl::Window *pPropHolder = pWindow->ImplGetWindow();
+
+    for (auto const& child : m_aChildren)
+    {
+        if (child.m_pWindow == pPropHolder)
+            return child.m_aPackingData;
+    }
+
+    return PackingData();
+}
+
+void VclBuilder::set_window_packing_position(const vcl::Window *pWindow, sal_Int32 nPosition)
+{
+    for (auto & child : m_aChildren)
+    {
+        if (child.m_pWindow == pWindow)
+            child.m_aPackingData.m_nPosition = nPosition;
+    }
+}
+
+const VclBuilder::ListStore *VclBuilder::get_model_by_name(const OString& sID) const
+{
+    std::map<OString, ListStore>::const_iterator aI = m_pParserState->m_aModels.find(sID);
+    if (aI != m_pParserState->m_aModels.end())
+        return &(aI->second);
+    return nullptr;
+}
+
+const VclBuilder::TextBuffer *VclBuilder::get_buffer_by_name(const OString& sID) const
+{
+    std::map<OString, TextBuffer>::const_iterator aI = m_pParserState->m_aTextBuffers.find(sID);
+    if (aI != m_pParserState->m_aTextBuffers.end())
+        return &(aI->second);
+    return nullptr;
+}
+
+const VclBuilder::Adjustment *VclBuilder::get_adjustment_by_name(const OString& sID) const
+{
+    std::map<OString, Adjustment>::const_iterator aI = m_pParserState->m_aAdjustments.find(sID);
+    if (aI != m_pParserState->m_aAdjustments.end())
+        return &(aI->second);
+    return nullptr;
+}
+
+void VclBuilder::mungeModel(ComboBox &rTarget, const ListStore &rStore, sal_uInt16 nActiveId)
+{
+    for (auto const& entry : rStore.m_aEntries)
+    {
+        const ListStore::row &rRow = entry;
+        sal_uInt16 nEntry = rTarget.InsertEntry(rRow[0]);
+        if (rRow.size() > 1)
+        {
+            if (m_bLegacy)
+            {
+                sal_Int32 nValue = rRow[1].toInt32();
+                rTarget.SetEntryData(nEntry, reinterpret_cast<void*>(nValue));
+            }
+            else
+            {
+                if (!rRow[1].isEmpty())
+                {
+                    m_aUserData.emplace_back(std::make_unique<OUString>(rRow[1]));
+                    rTarget.SetEntryData(nEntry, m_aUserData.back().get());
+                }
+            }
+        }
+    }
+    if (nActiveId < rStore.m_aEntries.size())
+        rTarget.SelectEntryPos(nActiveId);
+}
+
+void VclBuilder::mungeModel(ListBox &rTarget, const ListStore &rStore, sal_uInt16 nActiveId)
+{
+    for (auto const& entry : rStore.m_aEntries)
+    {
+        const ListStore::row &rRow = entry;
+        sal_uInt16 nEntry = rTarget.InsertEntry(rRow[0]);
+        if (rRow.size() > 1)
+        {
+            if (m_bLegacy)
+            {
+                sal_Int32 nValue = rRow[1].toInt32();
+                rTarget.SetEntryData(nEntry, reinterpret_cast<void*>(nValue));
+            }
+            else
+            {
+                if (!rRow[1].isEmpty())
+                {
+                    m_aUserData.emplace_back(std::make_unique<OUString>(rRow[1]));
+                    rTarget.SetEntryData(nEntry, m_aUserData.back().get());
+                }
+            }
+        }
+    }
+    if (nActiveId < rStore.m_aEntries.size())
+        rTarget.SelectEntryPos(nActiveId);
+}
+
+void VclBuilder::mungeModel(SvTabListBox& rTarget, const ListStore &rStore, sal_uInt16 nActiveId)
+{
+    for (auto const& entry : rStore.m_aEntries)
+    {
+        const ListStore::row &rRow = entry;
+        auto pEntry = rTarget.InsertEntry(rRow[0]);
+        if (rRow.size() > 1)
+        {
+            if (m_bLegacy)
+            {
+                sal_Int32 nValue = rRow[1].toInt32();
+                pEntry->SetUserData(reinterpret_cast<void*>(nValue));
+            }
+            else
+            {
+                if (!rRow[1].isEmpty())
+                {
+                    m_aUserData.emplace_back(std::make_unique<OUString>(rRow[1]));
+                    pEntry->SetUserData(m_aUserData.back().get());
+                }
+            }
+        }
+    }
+    if (nActiveId < rStore.m_aEntries.size())
+    {
+        SvTreeListEntry* pEntry = rTarget.GetEntry(nullptr, nActiveId);
+        rTarget.Select(pEntry);
+    }
+}
+
+void VclBuilder::mungeAdjustment(NumericFormatter &rTarget, const Adjustment &rAdjustment)
+{
+    int nMul = rtl_math_pow10Exp(1, rTarget.GetDecimalDigits());
+
+    for (auto const& elem : rAdjustment)
+    {
+        const OString &rKey = elem.first;
+        const OUString &rValue = elem.second;
+
+        if (rKey == "upper")
+        {
+            sal_Int64 nUpper = rValue.toDouble() * nMul;
+            rTarget.SetMax(nUpper);
+            rTarget.SetLast(nUpper);
+        }
+        else if (rKey == "lower")
+        {
+            sal_Int64 nLower = rValue.toDouble() * nMul;
+            rTarget.SetMin(nLower);
+            rTarget.SetFirst(nLower);
+        }
+        else if (rKey == "value")
+        {
+            sal_Int64 nValue = rValue.toDouble() * nMul;
+            rTarget.SetValue(nValue);
+        }
+        else if (rKey == "step-increment")
+        {
+            sal_Int64 nSpinSize = rValue.toDouble() * nMul;
+            rTarget.SetSpinSize(nSpinSize);
+        }
+        else
+        {
+            SAL_INFO("vcl.builder", "unhandled property :" << rKey);
+        }
+    }
+}
+
+void VclBuilder::mungeAdjustment(FormattedField &rTarget, const Adjustment &rAdjustment)
+{
+    double nMaxValue = 0, nMinValue = 0, nValue = 0, nSpinSize = 0;
+
+    for (auto const& elem : rAdjustment)
+    {
+        const OString &rKey = elem.first;
+        const OUString &rValue = elem.second;
+
+        if (rKey == "upper")
+            nMaxValue = rValue.toDouble();
+        else if (rKey == "lower")
+            nMinValue = rValue.toDouble();
+        else if (rKey == "value")
+            nValue = rValue.toDouble();
+        else if (rKey == "step-increment")
+            nSpinSize = rValue.toDouble();
+        else
+            SAL_INFO("vcl.builder", "unhandled property :" << rKey);
+    }
+
+    Formatter& rFormatter = rTarget.GetFormatter();
+    rFormatter.SetMinValue(nMinValue);
+    rFormatter.SetMaxValue(nMaxValue);
+    rFormatter.SetValue(nValue);
+    rFormatter.SetSpinSize(nSpinSize);
+}
+
+void VclBuilder::mungeAdjustment(ScrollBar &rTarget, const Adjustment &rAdjustment)
+{
+    for (auto const& elem : rAdjustment)
+    {
+        const OString &rKey = elem.first;
+        const OUString &rValue = elem.second;
+
+        if (rKey == "upper")
+            rTarget.SetRangeMax(rValue.toInt32());
+        else if (rKey == "lower")
+            rTarget.SetRangeMin(rValue.toInt32());
+        else if (rKey == "value")
+            rTarget.SetThumbPos(rValue.toInt32());
+        else if (rKey == "step-increment")
+            rTarget.SetLineSize(rValue.toInt32());
+        else if (rKey == "page-increment")
+            rTarget.SetPageSize(rValue.toInt32());
+        else
+        {
+            SAL_INFO("vcl.builder", "unhandled property :" << rKey);
+        }
+    }
+}
+
+void VclBuilder::mungeAdjustment(Slider& rTarget, const Adjustment& rAdjustment)
+{
+    for (auto const& elem : rAdjustment)
+    {
+        const OString &rKey = elem.first;
+        const OUString &rValue = elem.second;
+
+        if (rKey == "upper")
+            rTarget.SetRangeMax(rValue.toInt32());
+        else if (rKey == "lower")
+            rTarget.SetRangeMin(rValue.toInt32());
+        else if (rKey == "value")
+            rTarget.SetThumbPos(rValue.toInt32());
+        else if (rKey == "step-increment")
+            rTarget.SetLineSize(rValue.toInt32());
+        else if (rKey == "page-increment")
+            rTarget.SetPageSize(rValue.toInt32());
+        else
+        {
+            SAL_INFO("vcl.builder", "unhandled property :" << rKey);
+        }
+    }
+}
+
+void VclBuilder::mungeTextBuffer(VclMultiLineEdit &rTarget, const TextBuffer &rTextBuffer)
+{
+    for (auto const& elem : rTextBuffer)
+    {
+        const OString &rKey = elem.first;
+        const OUString &rValue = elem.second;
+
+        if (rKey == "text")
+            rTarget.SetText(rValue);
+        else
+        {
+            SAL_INFO("vcl.builder", "unhandled property :" << rKey);
+        }
+    }
+}
+
+VclBuilder::ParserState::ParserState()
+    : m_nLastToolbarId(0)
+    , m_nLastMenuItemId(0)
+{}
+
+VclBuilder::MenuAndId::MenuAndId(const OString &rId, Menu *pMenu)
+    : m_sID(rId)
+    , m_pMenu(pMenu)
+{}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/clipping.cxx b/vcl/source/window/clipping.cxx
new file mode 100644
index 000000000..f55283cff
--- /dev/null
+++ b/vcl/source/window/clipping.cxx
@@ -0,0 +1,709 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/window.hxx>
+#include <vcl/virdev.hxx>
+
+#include <tools/debug.hxx>
+
+#include <salobj.hxx>
+#include <window.h>
+
+namespace vcl {
+
+vcl::Region WindowOutputDevice::GetOutputBoundsClipRegion() const
+{
+    vcl::Region aClip(GetClipRegion());
+    aClip.Intersect(tools::Rectangle(Point(), GetOutputSize()));
+
+    return aClip;
+}
+
+void WindowOutputDevice::InitClipRegion()
+{
+    DBG_TESTSOLARMUTEX();
+
+    vcl::Region  aRegion;
+
+    if ( mxOwnerWindow->mpWindowImpl->mbInPaint )
+        aRegion = *(mxOwnerWindow->mpWindowImpl->mpPaintRegion);
+    else
+    {
+        aRegion = mxOwnerWindow->ImplGetWinChildClipRegion();
+        // only this region is in frame coordinates, so re-mirror it
+        // the mpWindowImpl->mpPaintRegion above is already correct (see ImplCallPaint()) !
+        if( ImplIsAntiparallel() )
+            ReMirror ( aRegion );
+    }
+    if ( mbClipRegion )
+        aRegion.Intersect( ImplPixelToDevicePixel( maRegion ) );
+    if ( aRegion.IsEmpty() )
+        mbOutputClipped = true;
+    else
+    {
+        mbOutputClipped = false;
+        SelectClipRegion( aRegion );
+    }
+    mbClipRegionSet = true;
+
+    mbInitClipRegion = false;
+}
+
+void Window::SetParentClipMode( ParentClipMode nMode )
+{
+    if ( mpWindowImpl->mpBorderWindow )
+        mpWindowImpl->mpBorderWindow->SetParentClipMode( nMode );
+    else
+    {
+        if ( !ImplIsOverlapWindow() )
+        {
+            mpWindowImpl->mnParentClipMode = nMode;
+            if ( nMode & ParentClipMode::Clip )
+                mpWindowImpl->mpParent->mpWindowImpl->mbClipChildren = true;
+        }
+    }
+}
+
+ParentClipMode Window::GetParentClipMode() const
+{
+    if ( mpWindowImpl->mpBorderWindow )
+        return mpWindowImpl->mpBorderWindow->GetParentClipMode();
+    else
+        return mpWindowImpl->mnParentClipMode;
+}
+
+void Window::ExpandPaintClipRegion( const vcl::Region& rRegion )
+{
+    if( !mpWindowImpl->mpPaintRegion )
+        return;
+
+    vcl::Region aPixRegion = LogicToPixel( rRegion );
+    vcl::Region aDevPixRegion = GetOutDev()->ImplPixelToDevicePixel( aPixRegion );
+
+    vcl::Region aWinChildRegion = ImplGetWinChildClipRegion();
+    // only this region is in frame coordinates, so re-mirror it
+    if( GetOutDev()->ImplIsAntiparallel() )
+    {
+        const OutputDevice *pOutDev = GetOutDev();
+        pOutDev->ReMirror( aWinChildRegion );
+    }
+
+    aDevPixRegion.Intersect( aWinChildRegion );
+    if( ! aDevPixRegion.IsEmpty() )
+    {
+        mpWindowImpl->mpPaintRegion->Union( aDevPixRegion );
+        GetOutDev()->mbInitClipRegion = true;
+    }
+}
+
+vcl::Region Window::GetWindowClipRegionPixel() const
+{
+    vcl::Region aWinClipRegion;
+
+    if ( mpWindowImpl->mbInitWinClipRegion )
+        const_cast<vcl::Window*>(this)->ImplInitWinClipRegion();
+    aWinClipRegion = mpWindowImpl->maWinClipRegion;
+
+    vcl::Region   aWinRegion( GetOutputRectPixel() );
+
+    if ( aWinRegion == aWinClipRegion )
+        aWinClipRegion.SetNull();
+
+    aWinClipRegion.Move( -GetOutDev()->mnOutOffX, -GetOutDev()->mnOutOffY );
+
+    return aWinClipRegion;
+}
+
+
+vcl::Region WindowOutputDevice::GetActiveClipRegion() const
+{
+    vcl::Region aRegion(true);
+
+    if ( mxOwnerWindow->mpWindowImpl->mbInPaint )
+    {
+        aRegion = *(mxOwnerWindow->mpWindowImpl->mpPaintRegion);
+        aRegion.Move( -mnOutOffX, -mnOutOffY );
+    }
+
+    if ( mbClipRegion )
+        aRegion.Intersect( maRegion );
+
+    return PixelToLogic( aRegion );
+}
+
+void WindowOutputDevice::ClipToPaintRegion(tools::Rectangle& rDstRect)
+{
+    const vcl::Region aPaintRgn(mxOwnerWindow->GetPaintRegion());
+
+    if (!aPaintRgn.IsNull())
+        rDstRect.Intersection(LogicToPixel(aPaintRgn.GetBoundRect()));
+}
+
+void Window::EnableClipSiblings( bool bClipSiblings )
+{
+
+    if ( mpWindowImpl->mpBorderWindow )
+        mpWindowImpl->mpBorderWindow->EnableClipSiblings( bClipSiblings );
+
+    mpWindowImpl->mbClipSiblings = bClipSiblings;
+}
+
+void Window::ImplClipBoundaries( vcl::Region& rRegion, bool bThis, bool bOverlaps )
+{
+    if ( bThis )
+        ImplIntersectWindowClipRegion( rRegion );
+    else if ( ImplIsOverlapWindow() )
+    {
+        // clip to frame if required
+        if ( !mpWindowImpl->mbFrame )
+            rRegion.Intersect( tools::Rectangle( Point( 0, 0 ), mpWindowImpl->mpFrameWindow->GetOutputSizePixel() ) );
+
+        if ( bOverlaps && !rRegion.IsEmpty() )
+        {
+            // Clip Overlap Siblings
+            vcl::Window* pStartOverlapWindow = this;
+            while ( !pStartOverlapWindow->mpWindowImpl->mbFrame )
+            {
+                vcl::Window* pOverlapWindow = pStartOverlapWindow->mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpFirstOverlap;
+                while ( pOverlapWindow && (pOverlapWindow != pStartOverlapWindow) )
+                {
+                    pOverlapWindow->ImplExcludeOverlapWindows2( rRegion );
+                    pOverlapWindow = pOverlapWindow->mpWindowImpl->mpNext;
+                }
+                pStartOverlapWindow = pStartOverlapWindow->mpWindowImpl->mpOverlapWindow;
+            }
+
+            // Clip Child Overlap Windows
+            ImplExcludeOverlapWindows( rRegion );
+        }
+    }
+    else
+        ImplGetParent()->ImplIntersectWindowClipRegion( rRegion );
+}
+
+bool Window::ImplClipChildren( vcl::Region& rRegion ) const
+{
+    bool    bOtherClip = false;
+    vcl::Window* pWindow = mpWindowImpl->mpFirstChild;
+    while ( pWindow )
+    {
+        if ( pWindow->mpWindowImpl->mbReallyVisible )
+        {
+            // read-out ParentClipMode-Flags
+            ParentClipMode nClipMode = pWindow->GetParentClipMode();
+            if ( !(nClipMode & ParentClipMode::NoClip) &&
+                 ((nClipMode & ParentClipMode::Clip) || (GetStyle() & WB_CLIPCHILDREN)) )
+                pWindow->ImplExcludeWindowRegion( rRegion );
+            else
+                bOtherClip = true;
+        }
+
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+
+    return bOtherClip;
+}
+
+void Window::ImplClipAllChildren( vcl::Region& rRegion ) const
+{
+    vcl::Window* pWindow = mpWindowImpl->mpFirstChild;
+    while ( pWindow )
+    {
+        if ( pWindow->mpWindowImpl->mbReallyVisible )
+            pWindow->ImplExcludeWindowRegion( rRegion );
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::ImplClipSiblings( vcl::Region& rRegion ) const
+{
+    vcl::Window* pWindow = ImplGetParent()->mpWindowImpl->mpFirstChild;
+    while ( pWindow )
+    {
+        if ( pWindow == this )
+            break;
+
+        if ( pWindow->mpWindowImpl->mbReallyVisible )
+            pWindow->ImplExcludeWindowRegion( rRegion );
+
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::ImplInitWinClipRegion()
+{
+    // Build Window Region
+    mpWindowImpl->maWinClipRegion = GetOutputRectPixel();
+    if ( mpWindowImpl->mbWinRegion )
+        mpWindowImpl->maWinClipRegion.Intersect( GetOutDev()->ImplPixelToDevicePixel( mpWindowImpl->maWinRegion ) );
+
+    // ClipSiblings
+    if ( mpWindowImpl->mbClipSiblings && !ImplIsOverlapWindow() )
+        ImplClipSiblings( mpWindowImpl->maWinClipRegion );
+
+    // Clip Parent Boundaries
+    ImplClipBoundaries( mpWindowImpl->maWinClipRegion, false, true );
+
+    // Clip Children
+    if ( (GetStyle() & WB_CLIPCHILDREN) || mpWindowImpl->mbClipChildren )
+        mpWindowImpl->mbInitChildRegion = true;
+
+    mpWindowImpl->mbInitWinClipRegion = false;
+}
+
+void Window::ImplInitWinChildClipRegion()
+{
+    if ( !mpWindowImpl->mpFirstChild )
+    {
+        mpWindowImpl->mpChildClipRegion.reset();
+    }
+    else
+    {
+        if ( !mpWindowImpl->mpChildClipRegion )
+            mpWindowImpl->mpChildClipRegion.reset( new vcl::Region( mpWindowImpl->maWinClipRegion ) );
+        else
+            *mpWindowImpl->mpChildClipRegion = mpWindowImpl->maWinClipRegion;
+
+        ImplClipChildren( *mpWindowImpl->mpChildClipRegion );
+    }
+
+    mpWindowImpl->mbInitChildRegion = false;
+}
+
+Region& Window::ImplGetWinChildClipRegion()
+{
+    if ( mpWindowImpl->mbInitWinClipRegion )
+        ImplInitWinClipRegion();
+    if ( mpWindowImpl->mbInitChildRegion )
+        ImplInitWinChildClipRegion();
+    if ( mpWindowImpl->mpChildClipRegion )
+        return *mpWindowImpl->mpChildClipRegion;
+    return mpWindowImpl->maWinClipRegion;
+}
+
+bool Window::ImplSysObjClip( const vcl::Region* pOldRegion )
+{
+    bool bUpdate = true;
+
+    if ( mpWindowImpl->mpSysObj )
+    {
+        bool bVisibleState = mpWindowImpl->mbReallyVisible;
+
+        if ( bVisibleState )
+        {
+            vcl::Region& rWinChildClipRegion = ImplGetWinChildClipRegion();
+
+            if (!rWinChildClipRegion.IsEmpty())
+            {
+                if ( pOldRegion )
+                {
+                    vcl::Region aNewRegion = rWinChildClipRegion;
+                    rWinChildClipRegion.Intersect(*pOldRegion);
+                    bUpdate = aNewRegion == rWinChildClipRegion;
+                }
+
+                vcl::Region      aRegion = rWinChildClipRegion;
+                vcl::Region      aWinRectRegion( GetOutputRectPixel() );
+
+                if ( aRegion == aWinRectRegion )
+                    mpWindowImpl->mpSysObj->ResetClipRegion();
+                else
+                {
+                    aRegion.Move( -GetOutDev()->mnOutOffX, -GetOutDev()->mnOutOffY );
+
+                    // set/update clip region
+                    RectangleVector aRectangles;
+                    aRegion.GetRegionRectangles(aRectangles);
+                    mpWindowImpl->mpSysObj->BeginSetClipRegion(aRectangles.size());
+
+                    for (auto const& rectangle : aRectangles)
+                    {
+                        mpWindowImpl->mpSysObj->UnionClipRegion(
+                            rectangle.Left(),
+                            rectangle.Top(),
+                            rectangle.GetWidth(),   // orig nWidth was ((R - L) + 1), same as GetWidth does
+                            rectangle.GetHeight()); // same for height
+                    }
+
+                    mpWindowImpl->mpSysObj->EndSetClipRegion();
+                }
+            }
+            else
+                bVisibleState = false;
+        }
+
+        // update visible status
+        mpWindowImpl->mpSysObj->Show( bVisibleState );
+    }
+
+    return bUpdate;
+}
+
+void Window::ImplUpdateSysObjChildrenClip()
+{
+    if ( mpWindowImpl->mpSysObj && mpWindowImpl->mbInitWinClipRegion )
+        ImplSysObjClip( nullptr );
+
+    vcl::Window* pWindow = mpWindowImpl->mpFirstChild;
+    while ( pWindow )
+    {
+        pWindow->ImplUpdateSysObjChildrenClip();
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::ImplUpdateSysObjOverlapsClip()
+{
+    ImplUpdateSysObjChildrenClip();
+
+    vcl::Window* pWindow = mpWindowImpl->mpFirstOverlap;
+    while ( pWindow )
+    {
+        pWindow->ImplUpdateSysObjOverlapsClip();
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::ImplUpdateSysObjClip()
+{
+    if ( !ImplIsOverlapWindow() )
+    {
+        ImplUpdateSysObjChildrenClip();
+
+        // siblings should recalculate their clip region
+        if ( mpWindowImpl->mbClipSiblings )
+        {
+            vcl::Window* pWindow = mpWindowImpl->mpNext;
+            while ( pWindow )
+            {
+                pWindow->ImplUpdateSysObjChildrenClip();
+                pWindow = pWindow->mpWindowImpl->mpNext;
+            }
+        }
+    }
+    else
+        mpWindowImpl->mpFrameWindow->ImplUpdateSysObjOverlapsClip();
+}
+
+bool Window::ImplSetClipFlagChildren( bool bSysObjOnlySmaller )
+{
+    bool bUpdate = true;
+    if ( mpWindowImpl->mpSysObj )
+    {
+        std::unique_ptr<vcl::Region> pOldRegion;
+        if ( bSysObjOnlySmaller && !mpWindowImpl->mbInitWinClipRegion )
+            pOldRegion.reset(new vcl::Region( mpWindowImpl->maWinClipRegion ));
+
+        GetOutDev()->mbInitClipRegion = true;
+        mpWindowImpl->mbInitWinClipRegion = true;
+
+        vcl::Window* pWindow = mpWindowImpl->mpFirstChild;
+        while ( pWindow )
+        {
+            if ( !pWindow->ImplSetClipFlagChildren( bSysObjOnlySmaller ) )
+                bUpdate = false;
+            pWindow = pWindow->mpWindowImpl->mpNext;
+        }
+
+        if ( !ImplSysObjClip( pOldRegion.get() ) )
+        {
+            GetOutDev()->mbInitClipRegion = true;
+            mpWindowImpl->mbInitWinClipRegion = true;
+            bUpdate = false;
+        }
+    }
+    else
+    {
+        GetOutDev()->mbInitClipRegion = true;
+        mpWindowImpl->mbInitWinClipRegion = true;
+
+        vcl::Window* pWindow = mpWindowImpl->mpFirstChild;
+        while ( pWindow )
+        {
+            if ( !pWindow->ImplSetClipFlagChildren( bSysObjOnlySmaller ) )
+                bUpdate = false;
+            pWindow = pWindow->mpWindowImpl->mpNext;
+        }
+    }
+    return bUpdate;
+}
+
+bool Window::ImplSetClipFlagOverlapWindows( bool bSysObjOnlySmaller )
+{
+    bool bUpdate = ImplSetClipFlagChildren( bSysObjOnlySmaller );
+
+    vcl::Window* pWindow = mpWindowImpl->mpFirstOverlap;
+    while ( pWindow )
+    {
+        if ( !pWindow->ImplSetClipFlagOverlapWindows( bSysObjOnlySmaller ) )
+            bUpdate = false;
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+
+    return bUpdate;
+}
+
+bool Window::ImplSetClipFlag( bool bSysObjOnlySmaller )
+{
+    if ( !ImplIsOverlapWindow() )
+    {
+        bool bUpdate = ImplSetClipFlagChildren( bSysObjOnlySmaller );
+
+        vcl::Window* pParent = ImplGetParent();
+        if ( pParent &&
+             ((pParent->GetStyle() & WB_CLIPCHILDREN) || (mpWindowImpl->mnParentClipMode & ParentClipMode::Clip)) )
+        {
+            pParent->GetOutDev()->mbInitClipRegion = true;
+            pParent->mpWindowImpl->mbInitChildRegion = true;
+        }
+
+        // siblings should recalculate their clip region
+        if ( mpWindowImpl->mbClipSiblings )
+        {
+            vcl::Window* pWindow = mpWindowImpl->mpNext;
+            while ( pWindow )
+            {
+                if ( !pWindow->ImplSetClipFlagChildren( bSysObjOnlySmaller ) )
+                    bUpdate = false;
+                pWindow = pWindow->mpWindowImpl->mpNext;
+            }
+        }
+
+        return bUpdate;
+    }
+    else
+        return mpWindowImpl->mpFrameWindow->ImplSetClipFlagOverlapWindows( bSysObjOnlySmaller );
+}
+
+void Window::ImplIntersectWindowClipRegion( vcl::Region& rRegion )
+{
+    if ( mpWindowImpl->mbInitWinClipRegion )
+        ImplInitWinClipRegion();
+
+    rRegion.Intersect( mpWindowImpl->maWinClipRegion );
+}
+
+void Window::ImplIntersectWindowRegion( vcl::Region& rRegion )
+{
+    rRegion.Intersect( GetOutputRectPixel() );
+    if ( mpWindowImpl->mbWinRegion )
+        rRegion.Intersect( GetOutDev()->ImplPixelToDevicePixel( mpWindowImpl->maWinRegion ) );
+}
+
+void Window::ImplExcludeWindowRegion( vcl::Region& rRegion )
+{
+    if ( mpWindowImpl->mbWinRegion )
+    {
+        vcl::Region aRegion( GetOutputRectPixel() );
+        aRegion.Intersect( GetOutDev()->ImplPixelToDevicePixel( mpWindowImpl->maWinRegion ) );
+        rRegion.Exclude( aRegion );
+    }
+    else
+    {
+        rRegion.Exclude( GetOutputRectPixel() );
+    }
+}
+
+void Window::ImplExcludeOverlapWindows( vcl::Region& rRegion ) const
+{
+    vcl::Window* pWindow = mpWindowImpl->mpFirstOverlap;
+    while ( pWindow )
+    {
+        if ( pWindow->mpWindowImpl->mbReallyVisible )
+        {
+            pWindow->ImplExcludeWindowRegion( rRegion );
+            pWindow->ImplExcludeOverlapWindows( rRegion );
+        }
+
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::ImplExcludeOverlapWindows2( vcl::Region& rRegion )
+{
+    if ( mpWindowImpl->mbReallyVisible )
+        ImplExcludeWindowRegion( rRegion );
+
+    ImplExcludeOverlapWindows( rRegion );
+}
+
+void Window::ImplIntersectAndUnionOverlapWindows( const vcl::Region& rInterRegion, vcl::Region& rRegion ) const
+{
+    vcl::Window* pWindow = mpWindowImpl->mpFirstOverlap;
+    while ( pWindow )
+    {
+        if ( pWindow->mpWindowImpl->mbReallyVisible )
+        {
+            vcl::Region aTempRegion( rInterRegion );
+            pWindow->ImplIntersectWindowRegion( aTempRegion );
+            rRegion.Union( aTempRegion );
+            pWindow->ImplIntersectAndUnionOverlapWindows( rInterRegion, rRegion );
+        }
+
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::ImplIntersectAndUnionOverlapWindows2( const vcl::Region& rInterRegion, vcl::Region& rRegion )
+{
+    if ( mpWindowImpl->mbReallyVisible )
+    {
+        vcl::Region aTempRegion( rInterRegion );
+        ImplIntersectWindowRegion( aTempRegion );
+        rRegion.Union( aTempRegion );
+    }
+
+    ImplIntersectAndUnionOverlapWindows( rInterRegion, rRegion );
+}
+
+void Window::ImplCalcOverlapRegionOverlaps( const vcl::Region& rInterRegion, vcl::Region& rRegion ) const
+{
+    // Clip Overlap Siblings
+    vcl::Window const * pStartOverlapWindow;
+    if ( !ImplIsOverlapWindow() )
+        pStartOverlapWindow = mpWindowImpl->mpOverlapWindow;
+    else
+        pStartOverlapWindow = this;
+    while ( !pStartOverlapWindow->mpWindowImpl->mbFrame )
+    {
+        vcl::Window* pOverlapWindow = pStartOverlapWindow->mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpFirstOverlap;
+        while ( pOverlapWindow && (pOverlapWindow != pStartOverlapWindow) )
+        {
+            pOverlapWindow->ImplIntersectAndUnionOverlapWindows2( rInterRegion, rRegion );
+            pOverlapWindow = pOverlapWindow->mpWindowImpl->mpNext;
+        }
+        pStartOverlapWindow = pStartOverlapWindow->mpWindowImpl->mpOverlapWindow;
+    }
+
+    // Clip Child Overlap Windows
+    if ( !ImplIsOverlapWindow() )
+        mpWindowImpl->mpOverlapWindow->ImplIntersectAndUnionOverlapWindows( rInterRegion, rRegion );
+    else
+        ImplIntersectAndUnionOverlapWindows( rInterRegion, rRegion );
+}
+
+void Window::ImplCalcOverlapRegion( const tools::Rectangle& rSourceRect, vcl::Region& rRegion,
+                                    bool bChildren, bool bSiblings )
+{
+    vcl::Region  aRegion( rSourceRect );
+    if ( mpWindowImpl->mbWinRegion )
+        rRegion.Intersect( GetOutDev()->ImplPixelToDevicePixel( mpWindowImpl->maWinRegion ) );
+    vcl::Region  aTempRegion;
+    vcl::Window* pWindow;
+
+    ImplCalcOverlapRegionOverlaps( aRegion, rRegion );
+
+    // Parent-Boundaries
+    pWindow = this;
+    if ( !ImplIsOverlapWindow() )
+    {
+        pWindow = ImplGetParent();
+        do
+        {
+            aTempRegion = aRegion;
+            pWindow->ImplExcludeWindowRegion( aTempRegion );
+            rRegion.Union( aTempRegion );
+            if ( pWindow->ImplIsOverlapWindow() )
+                break;
+            pWindow = pWindow->ImplGetParent();
+        }
+        while ( pWindow );
+    }
+    if ( pWindow && !pWindow->mpWindowImpl->mbFrame )
+    {
+        aTempRegion = aRegion;
+        aTempRegion.Exclude( tools::Rectangle( Point( 0, 0 ), mpWindowImpl->mpFrameWindow->GetOutputSizePixel() ) );
+        rRegion.Union( aTempRegion );
+    }
+
+    // Siblings
+    if ( bSiblings && !ImplIsOverlapWindow() )
+    {
+        pWindow = mpWindowImpl->mpParent->mpWindowImpl->mpFirstChild;
+        do
+        {
+            if ( pWindow->mpWindowImpl->mbReallyVisible && (pWindow != this) )
+            {
+                aTempRegion = aRegion;
+                pWindow->ImplIntersectWindowRegion( aTempRegion );
+                rRegion.Union( aTempRegion );
+            }
+            pWindow = pWindow->mpWindowImpl->mpNext;
+        }
+        while ( pWindow );
+    }
+
+    if ( !bChildren )
+        return;
+
+    pWindow = mpWindowImpl->mpFirstChild;
+    while ( pWindow )
+    {
+        if ( pWindow->mpWindowImpl->mbReallyVisible )
+        {
+            aTempRegion = aRegion;
+            pWindow->ImplIntersectWindowRegion( aTempRegion );
+            rRegion.Union( aTempRegion );
+        }
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+}
+
+void WindowOutputDevice::SaveBackground(VirtualDevice& rSaveDevice, const Point& rPos, const Size& rSize, const Size&) const
+{
+    MapMode aTempMap(GetMapMode());
+    aTempMap.SetOrigin(Point());
+    rSaveDevice.SetMapMode(aTempMap);
+
+    if ( mxOwnerWindow->mpWindowImpl->mpPaintRegion )
+    {
+        vcl::Region      aClip( *mxOwnerWindow->mpWindowImpl->mpPaintRegion );
+        const Point aPixPos( LogicToPixel( rPos ) );
+
+        aClip.Move( -mnOutOffX, -mnOutOffY );
+        aClip.Intersect( tools::Rectangle( aPixPos, LogicToPixel( rSize ) ) );
+
+        if ( !aClip.IsEmpty() )
+        {
+            const vcl::Region    aOldClip( rSaveDevice.GetClipRegion() );
+            const Point     aPixOffset( rSaveDevice.LogicToPixel( Point() ) );
+            const bool      bMap = rSaveDevice.IsMapModeEnabled();
+
+            // move clip region to have the same distance to DestOffset
+            aClip.Move( aPixOffset.X() - aPixPos.X(), aPixOffset.Y() - aPixPos.Y() );
+
+            // set pixel clip region
+            rSaveDevice.EnableMapMode( false );
+            rSaveDevice.SetClipRegion( aClip );
+            rSaveDevice.EnableMapMode( bMap );
+            rSaveDevice.DrawOutDev( Point(), rSize, rPos, rSize, *this );
+            rSaveDevice.SetClipRegion( aOldClip );
+        }
+    }
+    else
+    {
+        rSaveDevice.DrawOutDev( Point(), rSize, rPos, rSize, *this );
+    }
+
+    rSaveDevice.SetMapMode(MapMode());
+}
+
+} /* namespace vcl */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/commandevent.cxx b/vcl/source/window/commandevent.cxx
new file mode 100644
index 000000000..812409ca1
--- /dev/null
+++ b/vcl/source/window/commandevent.cxx
@@ -0,0 +1,198 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <string.h>
+
+#include <vcl/commandevent.hxx>
+
+CommandExtTextInputData::CommandExtTextInputData( const OUString& rText,
+    const ExtTextInputAttr* pTextAttr, sal_Int32 nCursorPos, sal_uInt16 nCursorFlags,
+    bool bOnlyCursor)
+    : maText(rText)
+{
+    if ( pTextAttr && !maText.isEmpty() )
+    {
+        mpTextAttr.reset( new ExtTextInputAttr[maText.getLength()] );
+        memcpy( mpTextAttr.get(), pTextAttr, maText.getLength()*sizeof(ExtTextInputAttr) );
+    }
+
+    mnCursorPos     = nCursorPos;
+    mnCursorFlags   = nCursorFlags;
+    mbOnlyCursor    = bOnlyCursor;
+}
+
+CommandExtTextInputData::CommandExtTextInputData( const CommandExtTextInputData& rData ) :
+    maText( rData.maText )
+{
+    if ( rData.mpTextAttr && !maText.isEmpty() )
+    {
+        mpTextAttr.reset( new ExtTextInputAttr[maText.getLength()] );
+        memcpy( mpTextAttr.get(), rData.mpTextAttr.get(), maText.getLength()*sizeof(ExtTextInputAttr) );
+    }
+
+    mnCursorPos     = rData.mnCursorPos;
+    mnCursorFlags   = rData.mnCursorFlags;
+    mbOnlyCursor    = rData.mbOnlyCursor;
+}
+
+CommandExtTextInputData::~CommandExtTextInputData()
+{
+}
+
+CommandWheelData::CommandWheelData()
+{
+    mnDelta         = 0;
+    mnNotchDelta    = 0;
+    mnLines         = 0.0;
+    mnWheelMode     = CommandWheelMode::NONE;
+    mnCode          = 0;
+    mbHorz          = false;
+    mbDeltaIsPixel  = false;
+}
+
+CommandWheelData::CommandWheelData( tools::Long nWheelDelta, tools::Long nWheelNotchDelta,
+                                    double nScrollLines,
+                                    CommandWheelMode nWheelMode, sal_uInt16 nKeyModifier,
+                                    bool bHorz, bool bDeltaIsPixel )
+{
+    mnDelta         = nWheelDelta;
+    mnNotchDelta    = nWheelNotchDelta;
+    mnLines         = nScrollLines;
+    mnWheelMode     = nWheelMode;
+    mnCode          = nKeyModifier;
+    mbHorz          = bHorz;
+    mbDeltaIsPixel  = bDeltaIsPixel;
+}
+
+CommandScrollData::CommandScrollData( tools::Long nDeltaX, tools::Long nDeltaY )
+{
+    mnDeltaX    = nDeltaX;
+    mnDeltaY    = nDeltaY;
+}
+
+CommandModKeyData::CommandModKeyData( ModKeyFlags nCode, bool bDown )
+{
+    mbDown = bDown;
+    mnCode = nCode;
+}
+
+CommandSelectionChangeData::CommandSelectionChangeData( sal_uLong nStart, sal_uLong nEnd )
+{
+    mnStart = nStart;
+    mnEnd = nEnd;
+}
+
+CommandEvent::CommandEvent()
+{
+    mpData          = nullptr;
+    mnCommand       = CommandEventId::NONE;
+    mbMouseEvent    = false;
+}
+
+CommandEvent::CommandEvent( const Point& rMousePos,
+                                   CommandEventId nCmd, bool bMEvt, const void* pCmdData ) :
+            maPos( rMousePos )
+{
+    mpData          = const_cast<void*>(pCmdData);
+    mnCommand       = nCmd;
+    mbMouseEvent    = bMEvt;
+}
+
+const CommandExtTextInputData* CommandEvent::GetExtTextInputData() const
+{
+    if ( mnCommand == CommandEventId::ExtTextInput )
+        return static_cast<const CommandExtTextInputData*>(mpData);
+    else
+        return nullptr;
+}
+
+const CommandWheelData* CommandEvent::GetWheelData() const
+{
+    if ( mnCommand == CommandEventId::Wheel )
+        return static_cast<const CommandWheelData*>(mpData);
+    else
+        return nullptr;
+}
+
+const CommandScrollData* CommandEvent::GetAutoScrollData() const
+{
+    if ( mnCommand == CommandEventId::AutoScroll )
+        return static_cast<const CommandScrollData*>(mpData);
+    else
+        return nullptr;
+}
+
+const CommandModKeyData* CommandEvent::GetModKeyData() const
+{
+    if( mnCommand == CommandEventId::ModKeyChange )
+        return static_cast<const CommandModKeyData*>(mpData);
+    else
+        return nullptr;
+}
+
+const CommandDialogData* CommandEvent::GetDialogData() const
+{
+    if( mnCommand == CommandEventId::ShowDialog )
+        return static_cast<const CommandDialogData*>(mpData);
+    else
+        return nullptr;
+}
+
+CommandMediaData* CommandEvent::GetMediaData() const
+{
+    if( mnCommand == CommandEventId::Media )
+        return static_cast<CommandMediaData*>(mpData);
+    else
+        return nullptr;
+}
+
+const CommandSelectionChangeData* CommandEvent::GetSelectionChangeData() const
+{
+    if( mnCommand == CommandEventId::SelectionChange )
+        return static_cast<const CommandSelectionChangeData*>(mpData);
+    else
+        return nullptr;
+}
+
+const CommandSwipeData* CommandEvent::GetSwipeData() const
+{
+    if( mnCommand == CommandEventId::Swipe )
+        return static_cast<const CommandSwipeData*>(mpData);
+    else
+        return nullptr;
+}
+
+const CommandLongPressData* CommandEvent::GetLongPressData() const
+{
+    if( mnCommand == CommandEventId::LongPress )
+        return static_cast<const CommandLongPressData*>(mpData);
+    else
+        return nullptr;
+}
+
+const CommandGestureData* CommandEvent::GetGestureData() const
+{
+    if (mnCommand == CommandEventId::Gesture)
+        return static_cast<const CommandGestureData*>(mpData);
+    else
+        return nullptr;
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/cursor.cxx b/vcl/source/window/cursor.cxx
new file mode 100644
index 000000000..406491ed1
--- /dev/null
+++ b/vcl/source/window/cursor.cxx
@@ -0,0 +1,485 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <memory>
+
+#include <comphelper/lok.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/timer.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/window.hxx>
+#include <vcl/cursor.hxx>
+
+#include <window.h>
+
+#include <tools/poly.hxx>
+
+struct ImplCursorData
+{
+    AutoTimer       maTimer { "vcl ImplCursorData maTimer" };            // Timer
+    Point           maPixPos;           // Pixel-Position
+    Point           maPixRotOff;        // Pixel-Offset-Position
+    Size            maPixSize;          // Pixel-Size
+    Degree10        mnOrientation;      // Pixel-Orientation
+    CursorDirection mnDirection;        // indicates writing direction
+    sal_uInt16      mnStyle;            // Cursor-Style
+    bool            mbCurVisible;       // Is cursor currently visible
+    VclPtr<vcl::Window> mpWindow;           // assigned window
+};
+
+namespace
+{
+const char* pDisableCursorIndicator(getenv("SAL_DISABLE_CURSOR_INDICATOR"));
+bool bDisableCursorIndicator(nullptr != pDisableCursorIndicator);
+}
+
+static tools::Rectangle ImplCursorInvert(vcl::RenderContext* pRenderContext, ImplCursorData const * pData)
+{
+    tools::Rectangle aPaintRect;
+
+    bool bMapMode = pRenderContext->IsMapModeEnabled();
+    pRenderContext->EnableMapMode( false );
+    InvertFlags nInvertStyle;
+    if ( pData->mnStyle & CURSOR_SHADOW )
+        nInvertStyle = InvertFlags::N50;
+    else
+        nInvertStyle = InvertFlags::NONE;
+
+    tools::Rectangle aRect( pData->maPixPos, pData->maPixSize );
+    if ( pData->mnDirection != CursorDirection::NONE || pData->mnOrientation )
+    {
+        tools::Polygon aPoly( aRect );
+        if( aPoly.GetSize() == 5 )
+        {
+            aPoly[1].AdjustX(1 );  // include the right border
+            aPoly[2].AdjustX(1 );
+
+            // apply direction flag after slant to use the correct shape
+            if (!bDisableCursorIndicator && pData->mnDirection != CursorDirection::NONE)
+            {
+                Point pAry[7];
+                // Related system settings for "delta" could be:
+                // gtk cursor-aspect-ratio and  windows SPI_GETCARETWIDTH
+                int delta = (aRect.getHeight() * 4 / 100) + 1;
+                if( pData->mnDirection == CursorDirection::LTR )
+                {
+                    // left-to-right
+                    pAry[0] = aPoly.GetPoint( 0 );
+                    pAry[1] = aPoly.GetPoint( 1 );
+                    pAry[2] = pAry[1];
+                    pAry[2].AdjustX(delta);
+                    pAry[2].AdjustY(delta);
+                    pAry[3] =  pAry[1];
+                    pAry[3].AdjustY(delta * 2);
+                    pAry[4] = aPoly.GetPoint( 2 );
+                    pAry[5] = aPoly.GetPoint( 3 );
+                    pAry[6] = aPoly.GetPoint( 4 );
+                }
+                else if( pData->mnDirection == CursorDirection::RTL )
+                {
+                    // right-to-left
+                    pAry[0] = aPoly.GetPoint( 0 );
+                    pAry[1] = aPoly.GetPoint( 1 );
+                    pAry[2] = aPoly.GetPoint( 2 );
+                    pAry[3] = aPoly.GetPoint( 3 );
+                    pAry[4] = pAry[0];
+                    pAry[4].AdjustY(delta*2);
+                    pAry[5] =  pAry[0];
+                    pAry[5].AdjustX(-delta);
+                    pAry[5].AdjustY(delta);
+                    pAry[6] = aPoly.GetPoint( 4 );
+                }
+                aPoly = tools::Polygon( 7, pAry);
+            }
+
+            if ( pData->mnOrientation )
+                aPoly.Rotate( pData->maPixRotOff, pData->mnOrientation );
+            pRenderContext->Invert( aPoly, nInvertStyle );
+            aPaintRect = aPoly.GetBoundRect();
+        }
+    }
+    else
+    {
+        pRenderContext->Invert( aRect, nInvertStyle );
+        aPaintRect = aRect;
+    }
+    pRenderContext->EnableMapMode( bMapMode );
+    return aPaintRect;
+}
+
+static void ImplCursorInvert(vcl::Window* pWindow, ImplCursorData const * pData)
+{
+    if (!pWindow || pWindow->isDisposed())
+        return;
+
+    vcl::PaintBufferGuardPtr pGuard;
+    const bool bDoubleBuffering = pWindow->SupportsDoubleBuffering();
+    if (bDoubleBuffering)
+        pGuard.reset(new vcl::PaintBufferGuard(pWindow->ImplGetWindowImpl()->mpFrameData, pWindow));
+
+    vcl::RenderContext* pRenderContext = bDoubleBuffering ? pGuard->GetRenderContext() : pWindow->GetOutDev();
+
+    tools::Rectangle aPaintRect = ImplCursorInvert(pRenderContext, pData);
+    if (bDoubleBuffering)
+        pGuard->SetPaintRect(pRenderContext->PixelToLogic(aPaintRect));
+}
+
+bool vcl::Cursor::ImplPrepForDraw(const OutputDevice* pDevice, ImplCursorData& rData)
+{
+    if (pDevice && !rData.mbCurVisible)
+    {
+        rData.maPixPos        = pDevice->LogicToPixel( maPos );
+        rData.maPixSize       = pDevice->LogicToPixel( maSize );
+        rData.mnOrientation   = mnOrientation;
+        rData.mnDirection     = mnDirection;
+
+        // correct the position with the offset
+        rData.maPixRotOff = rData.maPixPos;
+
+        // use width (as set in Settings) if size is 0,
+        if (!rData.maPixSize.Width())
+            rData.maPixSize.setWidth(pDevice->GetSettings().GetStyleSettings().GetCursorSize());
+        return true;
+    }
+    return false;
+}
+
+void vcl::Cursor::ImplDraw()
+{
+    if (mpData && mpData->mpWindow)
+    {
+        // calculate output area
+        if (ImplPrepForDraw(mpData->mpWindow->GetOutDev(), *mpData))
+        {
+            // display
+            ImplCursorInvert(mpData->mpWindow, mpData.get());
+            mpData->mbCurVisible = true;
+        }
+    }
+}
+
+void vcl::Cursor::DrawToDevice(OutputDevice& rRenderContext)
+{
+    ImplCursorData aData;
+    aData.mnStyle = 0;
+    aData.mbCurVisible = false;
+    // calculate output area
+    if (ImplPrepForDraw(&rRenderContext, aData))
+    {
+        // display
+        ImplCursorInvert(&rRenderContext, &aData);
+    }
+}
+
+void vcl::Cursor::ImplRestore()
+{
+    assert( mpData && mpData->mbCurVisible );
+
+    ImplCursorInvert(mpData->mpWindow, mpData.get());
+    mpData->mbCurVisible = false;
+}
+
+void vcl::Cursor::ImplDoShow( bool bDrawDirect, bool bRestore )
+{
+    if ( !mbVisible )
+        return;
+
+    vcl::Window* pWindow;
+    if ( mpWindow )
+        pWindow = mpWindow;
+    else
+    {
+        // show the cursor, if there is an active window and the cursor
+        // has been selected in this window
+        pWindow = Application::GetFocusWindow();
+        if (!pWindow || !pWindow->mpWindowImpl || (pWindow->mpWindowImpl->mpCursor != this)
+            || pWindow->mpWindowImpl->mbInPaint
+            || !pWindow->mpWindowImpl->mpFrameData->mbHasFocus)
+            pWindow = nullptr;
+    }
+
+    if ( !pWindow )
+        return;
+
+    if ( !mpData )
+    {
+        mpData.reset( new ImplCursorData );
+        mpData->mbCurVisible = false;
+        mpData->maTimer.SetInvokeHandler( LINK( this, Cursor, ImplTimerHdl ) );
+    }
+
+    mpData->mpWindow    = pWindow;
+    mpData->mnStyle     = mnStyle;
+    if ( bDrawDirect || bRestore )
+        ImplDraw();
+
+    if ( !mpWindow && (bDrawDirect || !mpData->maTimer.IsActive()) )
+    {
+        mpData->maTimer.SetTimeout( pWindow->GetSettings().GetStyleSettings().GetCursorBlinkTime() );
+        if ( mpData->maTimer.GetTimeout() != STYLE_CURSOR_NOBLINKTIME )
+            mpData->maTimer.Start();
+        else if ( !mpData->mbCurVisible )
+            ImplDraw();
+        LOKNotify( pWindow, "cursor_invalidate" );
+        LOKNotify( pWindow, "cursor_visible" );
+    }
+}
+
+void vcl::Cursor::LOKNotify( vcl::Window* pWindow, const OUString& rAction )
+{
+    VclPtr<vcl::Window> pParent = pWindow->GetParentWithLOKNotifier();
+    if (!pParent)
+        return;
+
+    assert(pWindow && "Cannot notify without a window");
+    assert(mpData && "Require ImplCursorData");
+    assert(comphelper::LibreOfficeKit::isActive());
+
+    if (comphelper::LibreOfficeKit::isDialogPainting())
+        return;
+
+    const vcl::ILibreOfficeKitNotifier* pNotifier = pParent->GetLOKNotifier();
+    std::vector<vcl::LOKPayloadItem> aItems;
+    if (rAction == "cursor_visible")
+        aItems.emplace_back("visible", mpData->mbCurVisible ? "true" : "false");
+    else if (rAction == "cursor_invalidate")
+    {
+        const tools::Long nX = pWindow->GetOutOffXPixel() + pWindow->LogicToPixel(GetPos()).X() - pParent->GetOutOffXPixel();
+        const tools::Long nY = pWindow->GetOutOffYPixel() + pWindow->LogicToPixel(GetPos()).Y() - pParent->GetOutOffYPixel();
+        Size aSize = pWindow->LogicToPixel(GetSize());
+        if (!aSize.Width())
+            aSize.setWidth( pWindow->GetSettings().GetStyleSettings().GetCursorSize() );
+
+        Point aPos(nX, nY);
+
+        if (pWindow->IsRTLEnabled() && pWindow->GetOutDev() && pParent->GetOutDev()
+            && !pWindow->GetOutDev()->ImplIsAntiparallel())
+            pParent->GetOutDev()->ReMirror(aPos);
+
+        if (!pWindow->IsRTLEnabled() && pWindow->GetOutDev() && pParent->GetOutDev()
+            && pWindow->GetOutDev()->ImplIsAntiparallel())
+        {
+            pWindow->GetOutDev()->ReMirror(aPos);
+            pParent->GetOutDev()->ReMirror(aPos);
+        }
+
+        const tools::Rectangle aRect(aPos, aSize);
+        aItems.emplace_back("rectangle", aRect.toString());
+    }
+
+    pNotifier->notifyWindow(pParent->GetLOKWindowId(), rAction, aItems);
+}
+
+bool vcl::Cursor::ImplDoHide( bool bSuspend )
+{
+    bool bWasCurVisible = false;
+    if ( mpData && mpData->mpWindow )
+    {
+        bWasCurVisible = mpData->mbCurVisible;
+        if ( mpData->mbCurVisible )
+            ImplRestore();
+
+        if ( !bSuspend )
+        {
+            LOKNotify( mpData->mpWindow, "cursor_visible" );
+            mpData->maTimer.Stop();
+            mpData->mpWindow = nullptr;
+        }
+    }
+    return bWasCurVisible;
+}
+
+void vcl::Cursor::ImplShow()
+{
+    ImplDoShow( true/*bDrawDirect*/, false );
+}
+
+void vcl::Cursor::ImplHide()
+{
+    ImplDoHide( false );
+}
+
+void vcl::Cursor::ImplResume( bool bRestore )
+{
+    ImplDoShow( false, bRestore );
+}
+
+bool vcl::Cursor::ImplSuspend()
+{
+    return ImplDoHide( true );
+}
+
+void vcl::Cursor::ImplNew()
+{
+    if ( !(mbVisible && mpData && mpData->mpWindow) )
+        return;
+
+    if ( mpData->mbCurVisible )
+        ImplRestore();
+
+    ImplDraw();
+    if ( !mpWindow )
+    {
+        LOKNotify( mpData->mpWindow, "cursor_invalidate" );
+        if ( mpData->maTimer.GetTimeout() != STYLE_CURSOR_NOBLINKTIME )
+            mpData->maTimer.Start();
+    }
+}
+
+IMPL_LINK_NOARG(vcl::Cursor, ImplTimerHdl, Timer *, void)
+{
+    if ( mpData->mbCurVisible )
+        ImplRestore();
+    else
+        ImplDraw();
+}
+
+vcl::Cursor::Cursor()
+{
+    mpData          = nullptr;
+    mpWindow        = nullptr;
+    mnOrientation   = 0_deg10;
+    mnDirection     = CursorDirection::NONE;
+    mnStyle         = 0;
+    mbVisible       = false;
+}
+
+vcl::Cursor::Cursor( const Cursor& rCursor ) :
+    maSize( rCursor.maSize ),
+    maPos( rCursor.maPos )
+{
+    mpData          = nullptr;
+    mpWindow        = nullptr;
+    mnOrientation   = rCursor.mnOrientation;
+    mnDirection     = rCursor.mnDirection;
+    mnStyle         = 0;
+    mbVisible       = rCursor.mbVisible;
+}
+
+vcl::Cursor::~Cursor()
+{
+    if (mpData && mpData->mbCurVisible)
+        ImplRestore();
+}
+
+void vcl::Cursor::SetStyle( sal_uInt16 nStyle )
+{
+    if ( mnStyle != nStyle )
+    {
+        mnStyle = nStyle;
+        ImplNew();
+    }
+}
+
+void vcl::Cursor::Show()
+{
+    if ( !mbVisible )
+    {
+        mbVisible = true;
+        ImplShow();
+    }
+}
+
+void vcl::Cursor::Hide()
+{
+    if ( mbVisible )
+    {
+        mbVisible = false;
+        ImplHide();
+    }
+}
+
+void vcl::Cursor::SetWindow( vcl::Window* pWindow )
+{
+    if ( mpWindow.get() != pWindow )
+    {
+        mpWindow = pWindow;
+        ImplNew();
+    }
+}
+
+void vcl::Cursor::SetPos( const Point& rPoint )
+{
+    if ( maPos != rPoint )
+    {
+        maPos = rPoint;
+        ImplNew();
+    }
+}
+
+void vcl::Cursor::SetSize( const Size& rSize )
+{
+    if ( maSize != rSize )
+    {
+        maSize = rSize;
+        ImplNew();
+    }
+}
+
+void vcl::Cursor::SetWidth( tools::Long nNewWidth )
+{
+    if ( maSize.Width() != nNewWidth )
+    {
+        maSize.setWidth( nNewWidth );
+        ImplNew();
+    }
+}
+
+void vcl::Cursor::SetOrientation( Degree10 nNewOrientation )
+{
+    if ( mnOrientation != nNewOrientation )
+    {
+        mnOrientation = nNewOrientation;
+        ImplNew();
+    }
+}
+
+void vcl::Cursor::SetDirection( CursorDirection nNewDirection )
+{
+    if ( mnDirection != nNewDirection )
+    {
+        mnDirection = nNewDirection;
+        ImplNew();
+    }
+}
+
+vcl::Cursor& vcl::Cursor::operator=( const vcl::Cursor& rCursor )
+{
+    maPos           = rCursor.maPos;
+    maSize          = rCursor.maSize;
+    mnOrientation   = rCursor.mnOrientation;
+    mnDirection     = rCursor.mnDirection;
+    mbVisible       = rCursor.mbVisible;
+    ImplNew();
+
+    return *this;
+}
+
+bool vcl::Cursor::operator==( const vcl::Cursor& rCursor ) const
+{
+    return
+        ((maPos         == rCursor.maPos)           &&
+         (maSize        == rCursor.maSize)          &&
+         (mnOrientation == rCursor.mnOrientation)   &&
+         (mnDirection   == rCursor.mnDirection)     &&
+         (mbVisible     == rCursor.mbVisible))
+        ;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/debug.cxx b/vcl/source/window/debug.cxx
new file mode 100644
index 000000000..346456923
--- /dev/null
+++ b/vcl/source/window/debug.cxx
@@ -0,0 +1,48 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/window.hxx>
+#include <tools/debug.hxx>
+
+#include <window.h>
+
+#ifdef DBG_UTIL
+const char* ImplDbgCheckWindow(const void* pObj)
+{
+    DBG_TESTSOLARMUTEX();
+
+    const vcl::Window* pWindow = static_cast<vcl::Window const*>(pObj);
+
+    if ((pWindow->GetType() < WindowType::FIRST) || (pWindow->GetType() > WindowType::LAST))
+        return "Window data overwrite";
+
+    // check window-chain
+    vcl::Window* pChild = pWindow->mpWindowImpl->mpFirstChild;
+    while (pChild)
+    {
+        if (pChild->mpWindowImpl->mpParent != pWindow)
+            return "Child-Window-Parent wrong";
+        pChild = pChild->mpWindowImpl->mpNext;
+    }
+
+    return nullptr;
+}
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/debugevent.cxx b/vcl/source/window/debugevent.cxx
new file mode 100644
index 000000000..f9f6978f0
--- /dev/null
+++ b/vcl/source/window/debugevent.cxx
@@ -0,0 +1,271 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <comphelper/random.hxx>
+#include <o3tl/string_view.hxx>
+#include <rtl/string.hxx>
+#include <sal/log.hxx>
+#include <vcl/keycodes.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/wrkwin.hxx>
+#include <vcl/menu.hxx>
+#include <debugevent.hxx>
+#include <window.h>
+#include <salwtype.hxx>
+
+DebugEventInjector::DebugEventInjector( sal_uInt32 nMaxEvents) :
+      Timer("debug event injector")
+    , mnEventsLeft( nMaxEvents )
+{
+    SetTimeout( 1000 /* ms */ );
+    Start();
+}
+
+static double getRandom()
+{
+    return comphelper::rng::uniform_real_distribution();
+}
+
+vcl::Window *DebugEventInjector::ChooseWindow()
+{
+    vcl::Window *pParent;
+
+    if (getRandom() < 0.80)
+        if (vcl::Window * pWindow = Application::GetFocusWindow())
+            return pWindow;
+
+    if (getRandom() > 0.50 ||
+        !(pParent = Application::GetActiveTopWindow()))
+    {
+        // select a top window at random
+        tools::Long nIdx = Application::GetTopWindowCount() * getRandom();
+        pParent = Application::GetTopWindow( nIdx );
+    }
+    assert (pParent != nullptr);
+
+    std::vector< vcl::Window *> aChildren;
+    pParent->CollectChildren( aChildren );
+
+    return aChildren[ aChildren.size() * getRandom() ];
+}
+
+
+static void CollectMenuItemIds( Menu *pMenu, std::vector< SalMenuEvent > &rIds )
+{
+    sal_uInt16 nItems = pMenu->GetItemCount();
+    for (sal_uInt16 i = 0; i < nItems; i++)
+    {
+        if (pMenu->GetItemType( i ) != MenuItemType::SEPARATOR || getRandom() < 0.01)
+            rIds.emplace_back( pMenu->GetItemId( i ), pMenu );
+        PopupMenu *pPopup = pMenu->GetPopupMenu( i );
+        if (pPopup)
+            CollectMenuItemIds( pPopup, rIds );
+    }
+}
+
+void DebugEventInjector::InjectMenuEvent()
+{
+    vcl::Window *pFocus = Application::GetFocusWindow();
+    if (!pFocus)
+        return;
+
+    SystemWindow *pSysWin = pFocus->GetSystemWindow();
+    if (!pSysWin)
+        return;
+
+    MenuBar *pMenuBar = pSysWin->GetMenuBar();
+    if (!pMenuBar)
+        return;
+
+    SalEvent nEvents[] = {
+        SalEvent::MenuCommand,
+        SalEvent::MenuCommand,
+        SalEvent::MenuActivate,
+        SalEvent::MenuDeactivate,
+        SalEvent::MenuHighlight,
+        SalEvent::MenuCommand,
+        SalEvent::MenuCommand,
+        SalEvent::MenuCommand,
+        SalEvent::MenuButtonCommand,
+        SalEvent::MenuButtonCommand,
+    };
+
+    std::vector< SalMenuEvent > aIds;
+    CollectMenuItemIds( pMenuBar, aIds );
+
+    SalEvent nEvent = nEvents[ static_cast<int>(getRandom() * SAL_N_ELEMENTS( nEvents )) ];
+    SalMenuEvent aEvent = aIds[ getRandom() * aIds.size() ];
+    bool bHandled = ImplWindowFrameProc( pSysWin, nEvent, &aEvent);
+
+    SAL_INFO( "vcl.debugevent",
+              "Injected menu event " << aEvent.mpMenu
+              << " (" << aEvent.mnId << ") '"
+              << static_cast<Menu *>(aEvent.mpMenu)->GetItemText( aEvent.mnId ) << "' -> "
+              << bHandled );
+}
+
+static void InitKeyEvent( SalKeyEvent &rKeyEvent )
+{
+    if (getRandom() < 0.01)
+        rKeyEvent.mnRepeat = getRandom() * 20;
+    else
+        rKeyEvent.mnRepeat = 0;
+}
+
+void DebugEventInjector::InjectTextEvent()
+{
+    SalKeyEvent aKeyEvent;
+    vcl::Window *pWindow = ChooseWindow();
+
+    InitKeyEvent( aKeyEvent );
+
+    if (getRandom() < 0.10) // Occasionally a truly random event
+    {
+        aKeyEvent.mnCode = getRandom() * KEY_CODE_MASK;
+        aKeyEvent.mnCharCode = getRandom() * 0xffff;
+    }
+    else
+    {
+        static struct {
+            sal_uInt16 nCodeStart, nCodeEnd;
+            char aCharStart;
+        } const nTextCodes[] = {
+            { KEY_0, KEY_9, '0' },
+            { KEY_A, KEY_Z, 'a' }
+        };
+
+        size_t i = getRandom() * SAL_N_ELEMENTS( nTextCodes );
+        int offset = int( getRandom() * ( nTextCodes[i].nCodeEnd - nTextCodes[i].nCodeStart ) );
+        aKeyEvent.mnCode = nTextCodes[i].nCodeStart + offset;
+        aKeyEvent.mnCharCode = nTextCodes[i].aCharStart + offset;
+//        fprintf( stderr, "Char '%c' offset %d into record %d base '%c'\n",
+//                 aKeyEvent.mnCharCode, offset, (int)i, nTextCodes[i].aCharStart );
+    }
+
+    if( getRandom() < 0.05 ) // modifier
+        aKeyEvent.mnCode |= static_cast<sal_uInt16>( getRandom() * KEY_MODIFIERS_MASK ) & KEY_MODIFIERS_MASK;
+
+    bool bHandled = ImplWindowFrameProc( pWindow, SalEvent::KeyInput, &aKeyEvent);
+
+    SAL_INFO( "vcl.debugevent",
+              "Injected key 0x" << std::hex << static_cast<int>(aKeyEvent.mnCode) << std::dec
+              << " -> " << bHandled
+              << " win " << pWindow );
+
+    ImplWindowFrameProc( pWindow, SalEvent::KeyUp, &aKeyEvent );
+}
+
+/*
+ *   The more heuristics we have to inform this the better,
+ * key-bindings, menu entries, allowable entry types etc.
+ */
+void DebugEventInjector::InjectEvent()
+{
+//    fprintf( stderr, "%6d - ", (int)mnEventsLeft );
+
+    double nRand = getRandom();
+    if (nRand < 0.30)
+    {
+        int nEvents = getRandom() * 10;
+        for (int i = 0; i < nEvents; i++)
+            InjectTextEvent();
+    }
+    else if (nRand < 0.60)
+        InjectKeyNavEdit();
+    else if (nRand < 0.95)
+        InjectMenuEvent();
+}
+
+void DebugEventInjector::InjectKeyNavEdit()
+{
+    vcl::Window *pWindow = ChooseWindow();
+
+    static struct {
+        double     mnProb;
+        sal_uInt16 mnKey;
+    } const nWeights[] = {
+        // edit / escape etc. - 50%
+        { 0.20, KEY_SPACE },
+        { 0.10, KEY_TAB },
+        { 0.07, KEY_RETURN },
+        { 0.05, KEY_DELETE },
+        { 0.05, KEY_BACKSPACE },
+
+        // navigate - 45%
+        { 0.15, KEY_LEFT },
+        { 0.10, KEY_RIGHT },
+        { 0.05, KEY_UP },
+        { 0.05, KEY_DOWN },
+        { 0.05, KEY_PAGEUP },
+        { 0.05, KEY_PAGEDOWN },
+
+        // other
+        { 0.01, KEY_INSERT },
+        { 0.02, KEY_HOME },
+        { 0.02, KEY_END },
+    };
+
+    double d = 0.0, nRand = getRandom();
+    sal_uInt16 nKey = KEY_SPACE;
+    for (auto & rWeight : nWeights)
+    {
+        d += rWeight.mnProb;
+        assert (d < 1.01);
+        if ( nRand < d )
+        {
+            nKey = rWeight.mnKey;
+            break;
+        }
+    }
+
+    SalKeyEvent aKeyEvent;
+    InitKeyEvent( aKeyEvent );
+    aKeyEvent.mnCode = nKey;
+
+    if (getRandom() < 0.15) // modifier
+        aKeyEvent.mnCode |= static_cast<sal_uInt16>(getRandom() * KEY_MODIFIERS_MASK) & KEY_MODIFIERS_MASK;
+
+    aKeyEvent.mnCharCode = 0x0; // hopefully unused.
+
+    bool bHandled = ImplWindowFrameProc( pWindow, SalEvent::KeyInput, &aKeyEvent );
+
+    SAL_INFO( "vcl.debugevent",
+              "Injected edit / move key 0x" << std::hex << static_cast<int>(aKeyEvent.mnCode) << std::dec
+              << " -> " << bHandled
+              << " win " <<  pWindow );
+    ImplWindowFrameProc( pWindow, SalEvent::KeyUp, &aKeyEvent );
+}
+
+void DebugEventInjector::Invoke()
+{
+    InjectEvent();
+    mnEventsLeft--;
+    if (mnEventsLeft > 0)
+    {
+        SetTimeout( 1 );
+        Start();
+    }
+    else
+        Application::Quit();
+}
+
+DebugEventInjector *DebugEventInjector::getCreate()
+{
+    sal_uInt32 nEvents;
+    const char *pEvents = getenv("VCL_EVENT_INJECTION");
+    if (!pEvents)
+        return nullptr;
+    nEvents = o3tl::toUInt32( pEvents );
+    if (nEvents > 0)
+        return new DebugEventInjector( nEvents );
+    else
+        return nullptr;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/decoview.cxx b/vcl/source/window/decoview.cxx
new file mode 100644
index 000000000..71481200d
--- /dev/null
+++ b/vcl/source/window/decoview.cxx
@@ -0,0 +1,1046 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/settings.hxx>
+#include <vcl/outdev.hxx>
+#include <vcl/decoview.hxx>
+#include <vcl/window.hxx>
+#include <vcl/ctrl.hxx>
+
+constexpr auto BUTTON_DRAW_FLATTEST = DrawButtonFlags::Flat |
+                                 DrawButtonFlags::Pressed |
+                                 DrawButtonFlags::Checked |
+                                 DrawButtonFlags::Highlight;
+
+namespace {
+
+tools::Long AdjustRectToSquare( tools::Rectangle &rRect )
+{
+    const tools::Long nWidth = rRect.GetWidth();
+    const tools::Long nHeight = rRect.GetHeight();
+    tools::Long nSide = std::min( nWidth, nHeight );
+
+    if ( nSide && !(nSide & 1) )
+    {
+        // we prefer an odd size
+        --nSide;
+    }
+
+    // Make the rectangle a square
+    rRect.SetSize( Size( nSide, nSide ) );
+
+    // and place it at the center of the original rectangle
+    rRect.Move( (nWidth-nSide)/2, (nHeight-nSide)/2 );
+
+    return nSide;
+}
+
+void ImplDrawSymbol( OutputDevice* pDev, tools::Rectangle nRect, const SymbolType eType  )
+{
+    const tools::Long nSide = AdjustRectToSquare( nRect );
+
+    if ( !nSide ) return;
+    if ( nSide==1 )
+    {
+        pDev->DrawPixel( Point( nRect.Left(), nRect.Top() ) );
+        return;
+    }
+
+    // Precalculate some values
+    const tools::Long n2 = nSide/2;
+    const tools::Long n4 = (n2+1)/2;
+    const tools::Long n8 = (n4+1)/2;
+    const tools::Long n16 = (n8+1)/2;
+    const Point aCenter = nRect.Center();
+
+    switch ( eType )
+    {
+        case SymbolType::ARROW_UP:
+        {
+            tools::Polygon arrow(7);
+            arrow.SetPoint( Point( aCenter.X(), nRect.Top()), 0 );
+            arrow.SetPoint( Point( aCenter.X() - n2, nRect.Top() + n2 ), 1 );
+            arrow.SetPoint( Point( aCenter.X() - n8, nRect.Top() + n2 ), 2 );
+            arrow.SetPoint( Point( aCenter.X() - n8, nRect.Bottom()), 3 );
+            arrow.SetPoint( Point( aCenter.X() + n8, nRect.Bottom()), 4 );
+            arrow.SetPoint( Point( aCenter.X() + n8, nRect.Top() + n2 ), 5 );
+            arrow.SetPoint( Point( aCenter.X() + n2, nRect.Top() + n2 ), 6 );
+            pDev->Push(vcl::PushFlags::LINECOLOR);
+            pDev->SetLineColor();
+            pDev->DrawPolygon( arrow );
+            pDev->Pop();
+            break;
+        }
+
+        case SymbolType::ARROW_DOWN:
+        {
+            tools::Polygon arrow(7);
+            arrow.SetPoint( Point( aCenter.X(), nRect.Bottom()), 0 );
+            arrow.SetPoint( Point( aCenter.X() - n2, nRect.Bottom() - n2 ), 1 );
+            arrow.SetPoint( Point( aCenter.X() - n8, nRect.Bottom() - n2 ), 2 );
+            arrow.SetPoint( Point( aCenter.X() - n8, nRect.Top()), 3 );
+            arrow.SetPoint( Point( aCenter.X() + n8, nRect.Top()), 4 );
+            arrow.SetPoint( Point( aCenter.X() + n8, nRect.Bottom() - n2 ), 5 );
+            arrow.SetPoint( Point( aCenter.X() + n2, nRect.Bottom() - n2 ), 6 );
+            pDev->Push(vcl::PushFlags::LINECOLOR);
+            pDev->SetLineColor();
+            pDev->DrawPolygon( arrow );
+            pDev->Pop();
+            break;
+        }
+
+        case SymbolType::ARROW_LEFT:
+        {
+            tools::Polygon arrow(7);
+            arrow.SetPoint( Point( nRect.Left(), aCenter.Y()), 0 );
+            arrow.SetPoint( Point( nRect.Left() + n2, aCenter.Y() - n2 ), 1 );
+            arrow.SetPoint( Point( nRect.Left() + n2, aCenter.Y() - n8 ), 2 );
+            arrow.SetPoint( Point( nRect.Right(), aCenter.Y() - n8 ), 3 );
+            arrow.SetPoint( Point( nRect.Right(), aCenter.Y() + n8 ), 4 );
+            arrow.SetPoint( Point( nRect.Left() + n2, aCenter.Y() + n8 ), 5 );
+            arrow.SetPoint( Point( nRect.Left() + n2, aCenter.Y() + n2 ), 6 );
+            pDev->Push(vcl::PushFlags::LINECOLOR);
+            pDev->SetLineColor();
+            pDev->DrawPolygon( arrow );
+            pDev->Pop();
+            break;
+        }
+
+        case SymbolType::ARROW_RIGHT:
+        {
+            tools::Polygon arrow(7);
+            arrow.SetPoint( Point( nRect.Right(), aCenter.Y()), 0 );
+            arrow.SetPoint( Point( nRect.Right() - n2, aCenter.Y() - n2 ), 1 );
+            arrow.SetPoint( Point( nRect.Right() - n2, aCenter.Y() - n8 ), 2 );
+            arrow.SetPoint( Point( nRect.Left(), aCenter.Y() - n8 ), 3 );
+            arrow.SetPoint( Point( nRect.Left(), aCenter.Y() + n8 ), 4 );
+            arrow.SetPoint( Point( nRect.Right() - n2, aCenter.Y() + n8 ), 5 );
+            arrow.SetPoint( Point( nRect.Right() - n2, aCenter.Y() + n2 ), 6 );
+            pDev->Push(vcl::PushFlags::LINECOLOR);
+            pDev->SetLineColor();
+            pDev->DrawPolygon( arrow );
+            pDev->Pop();
+            break;
+        }
+
+        case SymbolType::SPIN_UP:
+        {
+            tools::Polygon triangle( 3 );
+            triangle.SetPoint( Point( aCenter.X(), nRect.Top() + n4 ), 0 );
+            triangle.SetPoint( Point( aCenter.X() - n2, nRect.Top() + n4 + n2 ), 1 );
+            triangle.SetPoint( Point( aCenter.X() + n2, nRect.Top() + n4 + n2 ), 2 );
+            pDev->Push(vcl::PushFlags::LINECOLOR);
+            pDev->SetLineColor();
+            pDev->DrawPolygon( triangle );
+            pDev->Pop();
+            break;
+        }
+
+        case SymbolType::SPIN_DOWN:
+        {
+            tools::Polygon triangle( 3 );
+            triangle.SetPoint( Point( aCenter.X(), nRect.Bottom() - n4 ), 0 );
+            triangle.SetPoint( Point( aCenter.X() - n2, nRect.Bottom() - n4 - n2 ), 1 );
+            triangle.SetPoint( Point( aCenter.X() + n2, nRect.Bottom() - n4 - n2 ), 2 );
+            pDev->Push(vcl::PushFlags::LINECOLOR);
+            pDev->SetLineColor();
+            pDev->DrawPolygon( triangle );
+            pDev->Pop();
+            break;
+        }
+
+        case SymbolType::SPIN_LEFT:
+        case SymbolType::FIRST:
+        case SymbolType::PREV:
+        {
+            nRect.AdjustLeft(n4 );
+            if ( eType==SymbolType::FIRST )
+            {
+                pDev->DrawLine( Point( nRect.Left(), nRect.Top() ),
+                                Point( nRect.Left(), nRect.Bottom() ) );
+                nRect.AdjustLeft( 1 );
+            }
+
+            tools::Polygon aTriangle(3);
+            aTriangle.SetPoint(Point(nRect.Left() + n2,  aCenter.Y() - n2), 0);
+            aTriangle.SetPoint(Point(nRect.Left(), aCenter.Y()), 1);
+            aTriangle.SetPoint(Point(nRect.Left() + n2, aCenter.Y() + n2), 2);
+
+            pDev->Push(vcl::PushFlags::LINECOLOR);
+            pDev->SetLineColor();
+            pDev->DrawPolygon(aTriangle);
+            pDev->Pop();
+
+            break;
+        }
+
+        case SymbolType::SPIN_RIGHT:
+        case SymbolType::LAST:
+        case SymbolType::NEXT:
+        case SymbolType::PLAY:
+        {
+            nRect.AdjustRight( -n4 );
+            if ( eType==SymbolType::LAST )
+            {
+                pDev->DrawLine( Point( nRect.Right(), nRect.Top() ),
+                                Point( nRect.Right(), nRect.Bottom() ) );
+                nRect.AdjustRight( -1 );
+            }
+
+            tools::Polygon aTriangle(3);
+            aTriangle.SetPoint(Point(nRect.Right() - n2,  aCenter.Y() - n2), 0);
+            aTriangle.SetPoint(Point(nRect.Right(), aCenter.Y()), 1);
+            aTriangle.SetPoint(Point(nRect.Right() - n2, aCenter.Y() + n2), 2);
+
+            pDev->Push(vcl::PushFlags::LINECOLOR);
+            pDev->SetLineColor();
+            pDev->DrawPolygon(aTriangle);
+            pDev->Pop();
+            break;
+        }
+
+        case SymbolType::PAGEUP:
+        {
+            tools::Polygon triangle( 3 );
+            triangle.SetPoint( Point( aCenter.X(), nRect.Top()), 0 );
+            triangle.SetPoint( Point( aCenter.X() - n2, nRect.Top() + n2 ), 1 );
+            triangle.SetPoint( Point( aCenter.X() + n2, nRect.Top() + n2 ), 2 );
+            pDev->Push(vcl::PushFlags::LINECOLOR);
+            pDev->SetLineColor();
+            pDev->DrawPolygon( triangle );
+            triangle.Move( 0, n2 );
+            pDev->DrawPolygon( triangle );
+            pDev->Pop();
+            break;
+        }
+
+        case SymbolType::PAGEDOWN:
+        {
+            tools::Polygon triangle( 3 );
+            triangle.SetPoint( Point( aCenter.X(), nRect.Bottom()), 0 );
+            triangle.SetPoint( Point( aCenter.X() - n2, nRect.Bottom() - n2 ), 1 );
+            triangle.SetPoint( Point( aCenter.X() + n2, nRect.Bottom() - n2 ), 2 );
+            pDev->Push(vcl::PushFlags::LINECOLOR);
+            pDev->SetLineColor();
+            pDev->DrawPolygon( triangle );
+            triangle.Move( 0, -n2 );
+            pDev->DrawPolygon( triangle );
+            pDev->Pop();
+            break;
+        }
+
+        case SymbolType::RADIOCHECKMARK:
+        {
+            pDev->DrawEllipse(nRect);
+            break;
+        }
+
+        case SymbolType::STOP:
+            pDev->DrawRect( nRect );
+            break;
+
+        case SymbolType::CLOSE:
+        {
+            const tools::Long diff = std::max<tools::Long>( 0, n8 - 1 );
+            tools::Polygon cross( 16 );
+            cross.SetPoint( Point( nRect.Left(), nRect.Top()), 0 );
+            cross.SetPoint( Point( nRect.Left(), nRect.Top() + diff ), 1 );
+            cross.SetPoint( Point( aCenter.X() - diff, aCenter.Y()), 2 );
+            cross.SetPoint( Point( nRect.Left(), nRect.Bottom() - diff ), 3 );
+            cross.SetPoint( Point( nRect.Left(), nRect.Bottom()), 4 );
+            cross.SetPoint( Point( nRect.Left() + diff, nRect.Bottom()), 5 );
+            cross.SetPoint( Point( aCenter.X(), aCenter.Y() + diff ), 6 );
+            cross.SetPoint( Point( nRect.Right() - diff, nRect.Bottom()), 7 );
+            cross.SetPoint( Point( nRect.Right(), nRect.Bottom()), 8 );
+            cross.SetPoint( Point( nRect.Right(), nRect.Bottom() - diff ), 9 );
+            cross.SetPoint( Point( aCenter.X() + diff, aCenter.Y()), 10 );
+            cross.SetPoint( Point( nRect.Right(), nRect.Top() + diff ), 11 );
+            cross.SetPoint( Point( nRect.Right(), nRect.Top()), 12 );
+            cross.SetPoint( Point( nRect.Right() - diff, nRect.Top()), 13 );
+            cross.SetPoint( Point( aCenter.X(), aCenter.Y() - diff ), 14 );
+            cross.SetPoint( Point( nRect.Left() + diff, nRect.Top()), 15 );
+            pDev->DrawPolygon( cross );
+            break;
+        }
+
+        case SymbolType::CHECKMARK:
+            {
+                tools::Long n3 = nSide/3;
+                nRect.AdjustTop( -(n3/2) );
+                nRect.AdjustBottom( -(n3/2) );
+                tools::Polygon checkmark(6);
+                // #106953# never mirror checkmarks
+                if ( pDev->HasMirroredGraphics() && pDev->IsRTLEnabled() )
+                {
+                    // Draw a mirrored checkmark so that it looks "normal" in a
+                    // mirrored graphics device (double mirroring!)
+                    checkmark.SetPoint( Point( nRect.Right(), nRect.Bottom()-n3 ), 0 );
+                    checkmark.SetPoint( Point( nRect.Right()-n3, nRect.Bottom()), 1 );
+                    checkmark.SetPoint( Point( nRect.Left(), nRect.Top()+n3 ), 2 );
+                    checkmark.SetPoint( Point( nRect.Left(), nRect.Top()+n3 + 1 ), 3 );
+                    checkmark.SetPoint( Point( nRect.Right()-n3, nRect.Bottom() + 1 ), 4 );
+                    checkmark.SetPoint( Point( nRect.Right(), nRect.Bottom()-n3 + 1 ), 5 );
+                }
+                else
+                {
+                    checkmark.SetPoint( Point( nRect.Left(), nRect.Bottom()-n3 ), 0 );
+                    checkmark.SetPoint( Point( nRect.Left()+n3, nRect.Bottom()), 1 );
+                    checkmark.SetPoint( Point( nRect.Right(), nRect.Top()+n3 ), 2 );
+                    checkmark.SetPoint( Point( nRect.Right(), nRect.Top()+n3 + 1 ), 3 );
+                    checkmark.SetPoint( Point( nRect.Left()+n3, nRect.Bottom() + 1 ), 4 );
+                    checkmark.SetPoint( Point( nRect.Left(), nRect.Bottom()-n3 + 1 ), 5 );
+                }
+                pDev->DrawPolygon( checkmark );
+            }
+            break;
+
+        case SymbolType::FLOAT:
+            nRect.AdjustRight( -n4 );
+            nRect.AdjustTop(n4+1 );
+            pDev->DrawRect( tools::Rectangle( nRect.Left(), nRect.Top(),
+                                       nRect.Right(), nRect.Top()+n8 ) );
+            pDev->DrawLine( Point( nRect.Left(), nRect.Top()+n8 ),
+                            Point( nRect.Left(), nRect.Bottom() ) );
+            pDev->DrawLine( Point( nRect.Left(), nRect.Bottom() ),
+                            Point( nRect.Right(), nRect.Bottom() ) );
+            pDev->DrawLine( Point( nRect.Right(), nRect.Top()+n8 ),
+                            Point( nRect.Right(), nRect.Bottom() ) );
+            nRect.AdjustRight(n4 );
+            nRect.AdjustTop( -(n4+1) );
+            nRect.AdjustLeft(n4 );
+            nRect.AdjustBottom( -(n4+1) );
+            pDev->DrawRect( tools::Rectangle( nRect.Left(), nRect.Top(),
+                                       nRect.Right(), nRect.Top()+n8 ) );
+            pDev->DrawLine( Point( nRect.Left(), nRect.Top()+n8 ),
+                            Point( nRect.Left(), nRect.Bottom() ) );
+            pDev->DrawLine( Point( nRect.Left(), nRect.Bottom() ),
+                            Point( nRect.Right(), nRect.Bottom() ) );
+            pDev->DrawLine( Point( nRect.Right(), nRect.Top()+n8 ),
+                            Point( nRect.Right(), nRect.Bottom() ) );
+            break;
+
+        case SymbolType::DOCK:
+            pDev->DrawLine( Point( nRect.Left(), nRect.Top() ),
+                            Point( nRect.Right(), nRect.Top() ) );
+            pDev->DrawLine( Point( nRect.Left(), nRect.Top() ),
+                            Point( nRect.Left(), nRect.Bottom() ) );
+            pDev->DrawLine( Point( nRect.Left(), nRect.Bottom() ),
+                            Point( nRect.Right(), nRect.Bottom() ) );
+            pDev->DrawLine( Point( nRect.Right(), nRect.Top() ),
+                            Point( nRect.Right(), nRect.Bottom() ) );
+            break;
+
+        case SymbolType::HIDE:
+            pDev->DrawRect( tools::Rectangle( nRect.Left()+n8, nRect.Bottom()-n8,
+                                       nRect.Right()-n8, nRect.Bottom() ) );
+            break;
+
+        case SymbolType::PLUS:
+            pDev->DrawRect( tools::Rectangle( nRect.Left(), aCenter.Y()-n16,
+                                              nRect.Right(), aCenter.Y()+n16 ) );
+            pDev->DrawRect( tools::Rectangle( aCenter.X()-n16, nRect.Top(),
+                                              aCenter.X()+n16, nRect.Bottom() ) );
+            break;
+        case SymbolType::DONTKNOW:
+        case SymbolType::IMAGE:
+        case SymbolType::HELP: break;
+    }
+}
+
+void ImplDrawDPILineRect( OutputDevice *const pDev, tools::Rectangle& rRect,
+                          const Color *const pColor, const bool bRound = false )
+{
+    tools::Long nLineWidth = pDev->GetDPIX()/300;
+    tools::Long nLineHeight = pDev->GetDPIY()/300;
+    if ( !nLineWidth )
+        nLineWidth = 1;
+    if ( !nLineHeight )
+        nLineHeight = 1;
+
+    if ( pColor )
+    {
+        if ( (nLineWidth == 1) && (nLineHeight == 1) )
+        {
+            pDev->SetLineColor( *pColor );
+            if( bRound )
+            {
+                pDev->DrawLine( Point( rRect.Left()+1, rRect.Top()), Point( rRect.Right()-1, rRect.Top()) );
+                pDev->DrawLine( Point( rRect.Left()+1, rRect.Bottom()), Point( rRect.Right()-1, rRect.Bottom()) );
+                pDev->DrawLine( Point( rRect.Left(), rRect.Top()+1), Point( rRect.Left(), rRect.Bottom()-1) );
+                pDev->DrawLine( Point( rRect.Right(), rRect.Top()+1), Point( rRect.Right(), rRect.Bottom()-1) );
+            }
+            else
+            {
+                pDev->SetFillColor();
+                pDev->DrawRect( rRect );
+            }
+        }
+        else
+        {
+            const tools::Long nWidth = rRect.GetWidth();
+            const tools::Long nHeight = rRect.GetHeight();
+            pDev->SetLineColor();
+            pDev->SetFillColor( *pColor );
+            pDev->DrawRect( tools::Rectangle( rRect.TopLeft(), Size( nWidth, nLineHeight ) ) );
+            pDev->DrawRect( tools::Rectangle( rRect.TopLeft(), Size( nLineWidth, nHeight ) ) );
+            pDev->DrawRect( tools::Rectangle( Point( rRect.Left(), rRect.Bottom()-nLineHeight ),
+                                       Size( nWidth, nLineHeight ) ) );
+            pDev->DrawRect( tools::Rectangle( Point( rRect.Right()-nLineWidth, rRect.Top() ),
+                                       Size( nLineWidth, nHeight ) ) );
+        }
+    }
+
+    rRect.AdjustLeft(nLineWidth );
+    rRect.AdjustTop(nLineHeight );
+    rRect.AdjustRight( -nLineWidth );
+    rRect.AdjustBottom( -nLineHeight );
+}
+
+void ImplDraw2ColorFrame( OutputDevice *const pDev, tools::Rectangle& rRect,
+                          const Color& rLeftTopColor, const Color& rRightBottomColor )
+{
+    pDev->SetLineColor( rLeftTopColor );
+    pDev->DrawLine( rRect.TopLeft(), rRect.BottomLeft() );
+    pDev->DrawLine( rRect.TopLeft(), rRect.TopRight() );
+    pDev->SetLineColor( rRightBottomColor );
+    pDev->DrawLine( rRect.BottomLeft(), rRect.BottomRight() );
+    pDev->DrawLine( rRect.TopRight(), rRect.BottomRight() );
+
+    // reduce drawing area
+    rRect.AdjustLeft( 1 );
+    rRect.AdjustTop( 1 );
+    rRect.AdjustRight( -1 );
+    rRect.AdjustBottom( -1 );
+}
+
+void ImplDrawButton( OutputDevice *const pDev, tools::Rectangle aFillRect,
+                     const DrawButtonFlags nStyle )
+{
+    const StyleSettings& rStyleSettings = pDev->GetSettings().GetStyleSettings();
+
+    if ( (nStyle & DrawButtonFlags::Mono) ||
+         (rStyleSettings.GetOptions() & StyleSettingsOptions::Mono) )
+    {
+        const Color aBlackColor(COL_BLACK);
+
+        if ( nStyle & DrawButtonFlags::Default )
+        {
+            // default selection shows a wider border
+            ImplDrawDPILineRect( pDev, aFillRect, &aBlackColor );
+        }
+
+        ImplDrawDPILineRect( pDev, aFillRect, &aBlackColor );
+
+        Size aBrdSize(pDev->GetButtonBorderSize());
+
+        pDev->SetLineColor();
+        pDev->SetFillColor( aBlackColor );
+        const tools::Rectangle aOrigFillRect(aFillRect);
+        if ( nStyle & (DrawButtonFlags::Pressed | DrawButtonFlags::Checked) )
+        {
+            // shrink fill rect
+            aFillRect.AdjustLeft(aBrdSize.Width() );
+            aFillRect.AdjustTop(aBrdSize.Height() );
+            // draw top and left borders (aOrigFillRect-aFillRect)
+            pDev->DrawRect( tools::Rectangle( aOrigFillRect.Left(), aOrigFillRect.Top(),
+                                       aOrigFillRect.Right(), aFillRect.Top()-1 ) );
+            pDev->DrawRect( tools::Rectangle( aOrigFillRect.Left(), aOrigFillRect.Top(),
+                                       aFillRect.Left()-1, aOrigFillRect.Bottom() ) );
+        }
+        else
+        {
+            // shrink fill rect
+            aFillRect.AdjustRight( -(aBrdSize.Width()) );
+            aFillRect.AdjustBottom( -(aBrdSize.Height()) );
+            // draw bottom and right borders (aOrigFillRect-aFillRect)
+            pDev->DrawRect( tools::Rectangle( aOrigFillRect.Left(), aFillRect.Bottom()+1,
+                                       aOrigFillRect.Right(), aOrigFillRect.Bottom() ) );
+            pDev->DrawRect( tools::Rectangle( aFillRect.Right()+1, aOrigFillRect.Top(),
+                                       aOrigFillRect.Right(), aOrigFillRect.Bottom() ) );
+        }
+
+        // Hack: in monochrome mode on printers we like to have grey buttons
+        pDev->SetFillColor(pDev->GetMonochromeButtonColor());
+        pDev->DrawRect( aFillRect );
+    }
+    else
+    {
+        if ( nStyle & DrawButtonFlags::Default )
+        {
+            const Color aDefBtnColor = rStyleSettings.GetDarkShadowColor();
+            ImplDrawDPILineRect( pDev, aFillRect, &aDefBtnColor );
+        }
+
+        if ( nStyle & DrawButtonFlags::NoLeftLightBorder )
+        {
+            pDev->SetLineColor( rStyleSettings.GetLightBorderColor() );
+            pDev->DrawLine( Point( aFillRect.Left(), aFillRect.Top() ),
+                            Point( aFillRect.Left(), aFillRect.Bottom() ) );
+            aFillRect.AdjustLeft( 1 );
+        }
+
+        Color aColor1;
+        Color aColor2;
+        if ( nStyle & (DrawButtonFlags::Pressed | DrawButtonFlags::Checked) )
+        {
+            aColor1 = rStyleSettings.GetDarkShadowColor();
+            aColor2 = rStyleSettings.GetLightColor();
+        }
+        else
+        {
+            if ( nStyle & DrawButtonFlags::NoLightBorder )
+                aColor1 = rStyleSettings.GetLightBorderColor();
+            else
+                aColor1 = rStyleSettings.GetLightColor();
+            if ( (nStyle & BUTTON_DRAW_FLATTEST) == DrawButtonFlags::Flat )
+                aColor2 = rStyleSettings.GetShadowColor();
+            else
+                aColor2 = rStyleSettings.GetDarkShadowColor();
+        }
+
+        ImplDraw2ColorFrame( pDev, aFillRect, aColor1, aColor2 );
+
+        if ( (nStyle & BUTTON_DRAW_FLATTEST) != DrawButtonFlags::Flat )
+        {
+            if ( nStyle & (DrawButtonFlags::Pressed | DrawButtonFlags::Checked) )
+            {
+                aColor1 = rStyleSettings.GetShadowColor();
+                aColor2 = rStyleSettings.GetLightBorderColor();
+            }
+            else
+            {
+                if ( nStyle & DrawButtonFlags::NoLightBorder )
+                    aColor1 = rStyleSettings.GetLightColor();
+                else
+                    aColor1 = rStyleSettings.GetLightBorderColor();
+                aColor2 = rStyleSettings.GetShadowColor();
+            }
+            ImplDraw2ColorFrame( pDev, aFillRect, aColor1, aColor2 );
+        }
+
+        pDev->SetLineColor();
+        if ( nStyle & (DrawButtonFlags::Checked | DrawButtonFlags::DontKnow) )
+            pDev->SetFillColor( rStyleSettings.GetCheckedColor() );
+        else
+            pDev->SetFillColor( rStyleSettings.GetFaceColor() );
+        pDev->DrawRect( aFillRect );
+    }
+}
+
+void ImplDrawFrame( OutputDevice *const pDev, tools::Rectangle& rRect,
+                    const StyleSettings& rStyleSettings, DrawFrameStyle nStyle, DrawFrameFlags nFlags )
+{
+    vcl::Window * pWin = pDev->GetOwnerWindow();
+
+    const bool bMenuStyle(nFlags & DrawFrameFlags::Menu);
+
+    // UseFlatBorders disables 3D style for all frames except menus
+    // menus may use different border colors (eg on XP)
+    // normal frames will be drawn using the shadow color
+    // whereas window frame borders will use black
+    bool bFlatBorders = !bMenuStyle && rStyleSettings.GetUseFlatBorders();
+
+    // no flat borders for standard VCL controls (ie formcontrols that keep their classic look)
+    // will not affect frame windows (like dropdowns)
+    if( bFlatBorders && pWin && pWin->GetType() == WindowType::BORDERWINDOW && (pWin != pWin->ImplGetFrameWindow()) )
+    {
+        // check for formcontrol, i.e., a control without NWF enabled
+        Control *const pControl = dynamic_cast< Control* >( pWin->GetWindow( GetWindowType::Client ) );
+        if( !pControl || !pControl->IsNativeWidgetEnabled() )
+            bFlatBorders = false;
+    }
+
+    const bool bNoDraw(nFlags & DrawFrameFlags::NoDraw);
+
+    if ( (rStyleSettings.GetOptions() & StyleSettingsOptions::Mono) ||
+         (pDev->GetOutDevType() == OUTDEV_PRINTER) ||
+         bFlatBorders )
+        nFlags |= DrawFrameFlags::Mono;
+
+    if( nStyle != DrawFrameStyle::NWF &&
+        pWin && pWin->IsNativeControlSupported(ControlType::Frame, ControlPart::Border) )
+    {
+        tools::Long nControlFlags = static_cast<tools::Long>(nStyle);
+        nControlFlags |= static_cast<tools::Long>(nFlags);
+        nControlFlags |= static_cast<tools::Long>(pWin->GetType() == WindowType::BORDERWINDOW ?
+                                           DrawFrameFlags::BorderWindowBorder : DrawFrameFlags::NONE);
+        ImplControlValue aControlValue( nControlFlags );
+
+        tools::Rectangle aBound, aContent;
+        tools::Rectangle aNatRgn( rRect );
+        if( pWin->GetNativeControlRegion(ControlType::Frame, ControlPart::Border,
+            aNatRgn, ControlState::NONE, aControlValue, aBound, aContent) )
+        {
+            // if bNoDraw is true then don't call the drawing routine
+            // but just update the target rectangle
+            if( bNoDraw ||
+                pWin->GetOutDev()->DrawNativeControl( ControlType::Frame, ControlPart::Border, aBound, ControlState::ENABLED,
+                                         aControlValue, OUString()) )
+            {
+                rRect = aContent;
+                return;
+            }
+        }
+    }
+
+    if ( nFlags & DrawFrameFlags::Mono )
+    {
+        // no round corners for window frame borders
+        const bool bRound = bFlatBorders && !(nFlags & DrawFrameFlags::WindowBorder);
+
+        if ( bNoDraw )
+        {
+            ImplDrawDPILineRect( pDev, rRect, nullptr, bRound );
+        }
+        else
+        {
+            Color aColor = bRound ? rStyleSettings.GetShadowColor()
+                                  : pDev->GetSettings().GetStyleSettings().GetMonoColor();
+            // when the MonoColor wasn't set, check face color
+            if (
+                (bRound && aColor.IsDark()) ||
+                (
+                  (aColor == COL_BLACK) &&
+                  pDev->GetSettings().GetStyleSettings().GetFaceColor().IsDark()
+                )
+               )
+            {
+                aColor = COL_WHITE;
+            }
+            ImplDrawDPILineRect( pDev, rRect, &aColor, bRound );
+        }
+    }
+    else
+    {
+        if ( bNoDraw )
+        {
+            switch ( nStyle )
+            {
+                case DrawFrameStyle::In:
+                case DrawFrameStyle::Out:
+                    rRect.AdjustLeft( 1 );
+                    rRect.AdjustTop( 1 );
+                    rRect.AdjustRight( -1 );
+                    rRect.AdjustBottom( -1 );
+                    break;
+
+                case DrawFrameStyle::Group:
+                case DrawFrameStyle::DoubleIn:
+                case DrawFrameStyle::DoubleOut:
+                    rRect.AdjustLeft(2 );
+                    rRect.AdjustTop(2 );
+                    rRect.AdjustRight( -2 );
+                    rRect.AdjustBottom( -2 );
+                    break;
+
+                case DrawFrameStyle::NWF:
+                    // enough space for the native rendering
+                    rRect.AdjustLeft(4 );
+                    rRect.AdjustTop(4 );
+                    rRect.AdjustRight( -4 );
+                    rRect.AdjustBottom( -4 );
+                    break;
+                default: break;
+            }
+        }
+        else
+        {
+            switch ( nStyle )
+            {
+                case DrawFrameStyle::Group:
+                    pDev->SetFillColor();
+                    pDev->SetLineColor( rStyleSettings.GetLightColor() );
+                    pDev->DrawRect( tools::Rectangle( rRect.Left()+1, rRect.Top()+1,
+                                            rRect.Right(), rRect.Bottom() ) );
+                    pDev->SetLineColor( rStyleSettings.GetShadowColor() );
+                    pDev->DrawRect( tools::Rectangle( rRect.Left(), rRect.Top(),
+                                            rRect.Right()-1, rRect.Bottom()-1 ) );
+
+                    // adjust target rectangle
+                    rRect.AdjustLeft(2 );
+                    rRect.AdjustTop(2 );
+                    rRect.AdjustRight( -2 );
+                    rRect.AdjustBottom( -2 );
+                    break;
+
+                case DrawFrameStyle::In:
+                    ImplDraw2ColorFrame( pDev, rRect,
+                                         rStyleSettings.GetShadowColor(),
+                                         rStyleSettings.GetLightColor() );
+                    break;
+
+                case DrawFrameStyle::Out:
+                    ImplDraw2ColorFrame( pDev, rRect,
+                                         rStyleSettings.GetLightColor(),
+                                         rStyleSettings.GetShadowColor() );
+                    break;
+
+                case DrawFrameStyle::DoubleIn:
+                    if( bFlatBorders )
+                    {
+                        // no 3d effect
+                        ImplDraw2ColorFrame( pDev, rRect,
+                                             rStyleSettings.GetShadowColor(),
+                                             rStyleSettings.GetShadowColor() );
+                        ImplDraw2ColorFrame( pDev, rRect,
+                                             rStyleSettings.GetFaceColor(),
+                                             rStyleSettings.GetFaceColor() );
+                    }
+                    else
+                    {
+                        ImplDraw2ColorFrame( pDev, rRect,
+                                             rStyleSettings.GetShadowColor(),
+                                             rStyleSettings.GetLightColor() );
+                        ImplDraw2ColorFrame( pDev, rRect,
+                                             rStyleSettings.GetDarkShadowColor(),
+                                             rStyleSettings.GetLightBorderColor() );
+                    }
+                    break;
+
+                case DrawFrameStyle::DoubleOut:
+                    if( bMenuStyle )
+                    {
+                        ImplDraw2ColorFrame( pDev, rRect,
+                                             rStyleSettings.GetMenuBorderColor(),
+                                             rStyleSettings.GetDarkShadowColor() );
+                        if ( !rStyleSettings.GetUseFlatMenus() )
+                        {
+                            ImplDraw2ColorFrame( pDev, rRect,
+                                                 rStyleSettings.GetLightColor(),
+                                                 rStyleSettings.GetShadowColor() );
+                        }
+                    }
+                    else
+                    {
+                        ImplDraw2ColorFrame( pDev, rRect,
+                                             bFlatBorders ? // no 3d effect
+                                             rStyleSettings.GetDarkShadowColor() :
+                                             rStyleSettings.GetLightBorderColor(),
+                                             rStyleSettings.GetDarkShadowColor() );
+                        ImplDraw2ColorFrame( pDev, rRect,
+                                             rStyleSettings.GetLightColor(),
+                                             rStyleSettings.GetShadowColor() );
+                    }
+                    break;
+
+                case DrawFrameStyle::NWF:
+                    // no rendering, just enough space for the native rendering
+                    rRect.AdjustLeft(4 );
+                    rRect.AdjustTop(4 );
+                    rRect.AdjustRight( -4 );
+                    rRect.AdjustBottom( -4 );
+                    break;
+                default: break;
+            }
+        }
+    }
+}
+
+} // end anonymous namespace
+
+DecorationView::DecorationView(OutputDevice* pOutDev) :
+    mpOutDev(pOutDev)
+{}
+
+void DecorationView::DrawSymbol( const tools::Rectangle& rRect, SymbolType eType,
+                                 const Color& rColor, DrawSymbolFlags nStyle )
+{
+    const StyleSettings&    rStyleSettings  = mpOutDev->GetSettings().GetStyleSettings();
+    const tools::Rectangle         aRect           = mpOutDev->LogicToPixel( rRect );
+    const Color             aOldLineColor   = mpOutDev->GetLineColor();
+    const Color             aOldFillColor   = mpOutDev->GetFillColor();
+    const bool              bOldMapMode     = mpOutDev->IsMapModeEnabled();
+    Color                   nColor(rColor);
+    mpOutDev->EnableMapMode( false );
+
+    if ( (rStyleSettings.GetOptions() & StyleSettingsOptions::Mono) ||
+         (mpOutDev->GetOutDevType() == OUTDEV_PRINTER) )
+        nStyle |= DrawSymbolFlags::Mono;
+
+    if ( nStyle & DrawSymbolFlags::Mono )
+    {
+        // Monochrome: set color to black if enabled, to gray if disabled
+        nColor = ( nStyle & DrawSymbolFlags::Disable ) ? COL_GRAY : COL_BLACK;
+    }
+    else
+    {
+        if ( nStyle & DrawSymbolFlags::Disable )
+        {
+            // Draw shifted and brighter symbol for embossed look
+            mpOutDev->SetLineColor( rStyleSettings.GetLightColor() );
+            mpOutDev->SetFillColor( rStyleSettings.GetLightColor() );
+            ImplDrawSymbol( mpOutDev, aRect + Point(1, 1) , eType );
+            nColor = rStyleSettings.GetShadowColor();
+        }
+    }
+
+    // Set selected color and draw the symbol
+    mpOutDev->SetLineColor( nColor );
+    mpOutDev->SetFillColor( nColor );
+    ImplDrawSymbol( mpOutDev, aRect, eType );
+
+    // Restore previous settings
+    mpOutDev->SetLineColor( aOldLineColor );
+    mpOutDev->SetFillColor( aOldFillColor );
+    mpOutDev->EnableMapMode( bOldMapMode );
+}
+
+void DecorationView::DrawFrame( const tools::Rectangle& rRect,
+                                const Color& rLeftTopColor,
+                                const Color& rRightBottomColor )
+{
+    tools::Rectangle   aRect         = mpOutDev->LogicToPixel( rRect );
+    const Color aOldLineColor = mpOutDev->GetLineColor();
+    const bool  bOldMapMode   = mpOutDev->IsMapModeEnabled();
+    mpOutDev->EnableMapMode( false );
+    ImplDraw2ColorFrame( mpOutDev, aRect, rLeftTopColor, rRightBottomColor );
+    mpOutDev->SetLineColor( aOldLineColor );
+    mpOutDev->EnableMapMode( bOldMapMode );
+}
+
+void DecorationView::DrawHighlightFrame( const tools::Rectangle& rRect,
+                                         DrawHighlightFrameStyle nStyle )
+{
+    const StyleSettings& rStyleSettings = mpOutDev->GetSettings().GetStyleSettings();
+    Color aLightColor = rStyleSettings.GetLightColor();
+    Color aShadowColor = rStyleSettings.GetShadowColor();
+
+    if ( (rStyleSettings.GetOptions() & StyleSettingsOptions::Mono) ||
+         (mpOutDev->GetOutDevType() == OUTDEV_PRINTER) )
+    {
+        aLightColor = COL_BLACK;
+        aShadowColor = COL_BLACK;
+    }
+    else
+    {
+        Wallpaper aBackground = mpOutDev->GetBackground();
+        if ( aBackground.IsBitmap() || aBackground.IsGradient() )
+        {
+            aLightColor = rStyleSettings.GetFaceColor();
+            aShadowColor = COL_BLACK;
+        }
+        else
+        {
+            Color aBackColor = aBackground.GetColor();
+            if ( (aLightColor.GetColorError( aBackColor ) < 96) ||
+                 (aShadowColor.GetColorError( aBackColor ) < 96) )
+            {
+                aLightColor = COL_WHITE;
+                aShadowColor = COL_BLACK;
+
+                if ( aLightColor.GetColorError( aBackColor ) < 96 )
+                    aLightColor.DecreaseLuminance( 64 );
+                if ( aShadowColor.GetColorError( aBackColor ) < 96 )
+                    aShadowColor.IncreaseLuminance( 64 );
+            }
+        }
+    }
+
+    if ( nStyle == DrawHighlightFrameStyle::In )
+    {
+        Color aTempColor = aLightColor;
+        aLightColor = aShadowColor;
+        aShadowColor = aTempColor;
+    }
+
+    DrawFrame( rRect, aLightColor, aShadowColor );
+}
+
+tools::Rectangle DecorationView::DrawFrame( const tools::Rectangle& rRect, DrawFrameStyle nStyle, DrawFrameFlags nFlags )
+{
+    tools::Rectangle   aRect = rRect;
+    bool        bOldMap = mpOutDev->IsMapModeEnabled();
+    if ( bOldMap )
+    {
+        aRect = mpOutDev->LogicToPixel( aRect );
+        mpOutDev->EnableMapMode( false );
+    }
+
+    if ( !rRect.IsEmpty() )
+    {
+        if ( nFlags & DrawFrameFlags::NoDraw )
+             ImplDrawFrame( mpOutDev, aRect, mpOutDev->GetSettings().GetStyleSettings(), nStyle, nFlags );
+        else
+        {
+             Color aOldLineColor  = mpOutDev->GetLineColor();
+             Color aOldFillColor  = mpOutDev->GetFillColor();
+             ImplDrawFrame( mpOutDev, aRect, mpOutDev->GetSettings().GetStyleSettings(), nStyle, nFlags );
+             mpOutDev->SetLineColor( aOldLineColor );
+             mpOutDev->SetFillColor( aOldFillColor );
+        }
+    }
+
+    if ( bOldMap )
+    {
+        mpOutDev->EnableMapMode( bOldMap );
+        aRect = mpOutDev->PixelToLogic( aRect );
+    }
+
+    return aRect;
+}
+
+tools::Rectangle DecorationView::DrawButton( const tools::Rectangle& rRect, DrawButtonFlags nStyle )
+{
+    if ( rRect.IsEmpty() )
+    {
+        return rRect;
+    }
+
+    tools::Rectangle aRect = rRect;
+    const bool bOldMap = mpOutDev->IsMapModeEnabled();
+
+    if ( bOldMap )
+    {
+        aRect = mpOutDev->LogicToPixel( aRect );
+        mpOutDev->EnableMapMode( false );
+    }
+
+    const Color aOldLineColor = mpOutDev->GetLineColor();
+    const Color aOldFillColor = mpOutDev->GetFillColor();
+    ImplDrawButton( mpOutDev, aRect, nStyle );
+    mpOutDev->SetLineColor( aOldLineColor );
+    mpOutDev->SetFillColor( aOldFillColor );
+
+    // keep border free, although it is used at default representation
+    aRect.AdjustLeft( 1 );
+    aRect.AdjustTop( 1 );
+    aRect.AdjustRight( -1 );
+    aRect.AdjustBottom( -1 );
+
+    if ( nStyle & DrawButtonFlags::NoLightBorder )
+    {
+        aRect.AdjustLeft( 1 );
+        aRect.AdjustTop( 1 );
+    }
+    else if ( nStyle & DrawButtonFlags::NoLeftLightBorder )
+    {
+        aRect.AdjustLeft( 1 );
+    }
+
+    if ( nStyle & DrawButtonFlags::Pressed )
+    {
+        if ( (aRect.GetHeight() > 10) && (aRect.GetWidth() > 10) )
+        {
+            aRect.AdjustLeft(4 );
+            aRect.AdjustTop(4 );
+            aRect.AdjustRight( -1 );
+            aRect.AdjustBottom( -1 );
+        }
+        else
+        {
+            aRect.AdjustLeft(3 );
+            aRect.AdjustTop(3 );
+            aRect.AdjustRight( -2 );
+            aRect.AdjustBottom( -2 );
+        }
+    }
+    else if ( nStyle & DrawButtonFlags::Checked )
+    {
+        aRect.AdjustLeft(3 );
+        aRect.AdjustTop(3 );
+        aRect.AdjustRight( -2 );
+        aRect.AdjustBottom( -2 );
+    }
+    else
+    {
+        aRect.AdjustLeft(2 );
+        aRect.AdjustTop(2 );
+        aRect.AdjustRight( -3 );
+        aRect.AdjustBottom( -3 );
+    }
+
+    if ( bOldMap )
+    {
+        mpOutDev->EnableMapMode( bOldMap );
+        aRect = mpOutDev->PixelToLogic( aRect );
+    }
+
+    return aRect;
+}
+
+void DecorationView::DrawSeparator( const Point& rStart, const Point& rStop, bool bVertical )
+{
+    Point aStart( rStart ), aStop( rStop );
+    const StyleSettings& rStyleSettings = mpOutDev->GetSettings().GetStyleSettings();
+    vcl::Window *const pWin = mpOutDev->GetOwnerWindow();
+    if(pWin)
+    {
+        ControlPart nPart = ( bVertical ? ControlPart::SeparatorVert : ControlPart::SeparatorHorz );
+        bool nativeSupported = pWin->IsNativeControlSupported( ControlType::Fixedline, nPart );
+        ImplControlValue    aValue;
+        tools::Rectangle aRect(rStart,rStop);
+        if(nativeSupported && pWin->GetOutDev()->DrawNativeControl(ControlType::Fixedline,nPart,aRect,ControlState::NONE,aValue,OUString()))
+            return;
+    }
+
+    mpOutDev->Push( vcl::PushFlags::LINECOLOR );
+    if ( rStyleSettings.GetOptions() & StyleSettingsOptions::Mono )
+        mpOutDev->SetLineColor( COL_BLACK );
+    else
+        mpOutDev->SetLineColor( rStyleSettings.GetShadowColor() );
+
+    mpOutDev->DrawLine( aStart, aStop );
+    if ( !(rStyleSettings.GetOptions() & StyleSettingsOptions::Mono) )
+    {
+        mpOutDev->SetLineColor( rStyleSettings.GetLightColor() );
+        if( bVertical )
+        {
+            aStart.AdjustX( 1 );
+            aStop.AdjustX( 1 );
+        }
+        else
+        {
+            aStart.AdjustY( 1 );
+            aStop.AdjustY( 1 );
+        }
+        mpOutDev->DrawLine( aStart, aStop );
+    }
+    mpOutDev->Pop();
+}
+
+void DecorationView::DrawHandle(const tools::Rectangle& rRect)
+{
+    const StyleSettings& rStyleSettings = mpOutDev->GetSettings().GetStyleSettings();
+
+    Size aOutputSize = rRect.GetSize();
+
+    mpOutDev->SetLineColor(rStyleSettings.GetDarkShadowColor());
+    mpOutDev->SetFillColor(rStyleSettings.GetDarkShadowColor());
+
+    const sal_Int32 nNumberOfPoints = 3;
+
+    tools::Long nHalfWidth = aOutputSize.Width() / 2.0f;
+
+    float fDistance = aOutputSize.Height();
+    fDistance /= (nNumberOfPoints + 1);
+
+    tools::Long nRadius = aOutputSize.Width();
+    nRadius /= (nNumberOfPoints + 2);
+
+    for (tools::Long i = 1; i <= nNumberOfPoints; i++)
+    {
+        tools::Rectangle aLocation(nHalfWidth - nRadius,
+                              round(fDistance * i) - nRadius,
+                              nHalfWidth + nRadius,
+                              round(fDistance * i) + nRadius);
+        mpOutDev->DrawEllipse(aLocation);
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/dialog.cxx b/vcl/source/window/dialog.cxx
new file mode 100644
index 000000000..b1f18dc50
--- /dev/null
+++ b/vcl/source/window/dialog.cxx
@@ -0,0 +1,1711 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <config_feature_desktop.h>
+
+#ifdef IOS
+#include <premac.h>
+#include <UIKit/UIKit.h>
+#include <postmac.h>
+#endif
+
+#include <com/sun/star/frame/theGlobalEventBroadcaster.hpp>
+#include <comphelper/lok.hxx>
+#include <comphelper/scopeguard.hxx>
+#include <comphelper/processfactory.hxx>
+#include <officecfg/Office/Common.hxx>
+#include <osl/diagnose.h>
+
+#include <svdata.hxx>
+#include <window.h>
+#include <accel.hxx>
+#include <brdwin.hxx>
+
+#include <rtl/bootstrap.hxx>
+#include <rtl/strbuf.hxx>
+#include <sal/log.hxx>
+
+#include <vcl/abstdlg.hxx>
+#include <vcl/builder.hxx>
+#include <vcl/toolkit/floatwin.hxx>
+#include <vcl/layout.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/event.hxx>
+#include <vcl/locktoplevels.hxx>
+#include <vcl/wrkwin.hxx>
+#include <vcl/toolkit/button.hxx>
+#include <vcl/mnemonic.hxx>
+#include <vcl/toolkit/dialog.hxx>
+#include <vcl/dialoghelper.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/virdev.hxx>
+#include <vcl/weld.hxx>
+#include <vcl/uitest/uiobject.hxx>
+#include <vcl/uitest/logger.hxx>
+#include <vcl/IDialogRenderable.hxx>
+#include <messagedialog.hxx>
+#include <salframe.hxx>
+#include <tools/json_writer.hxx>
+
+#include <iostream>
+#include <stack>
+#include <utility>
+#include <vector>
+
+static OString ImplGetDialogText( Dialog* pDialog )
+{
+    OUString aErrorStr(pDialog->GetText());
+
+    OUString sMessage;
+    if (MessageDialog* pMessDialog = dynamic_cast<MessageDialog*>(pDialog))
+    {
+        sMessage = pMessDialog->get_primary_text();
+    }
+
+    if (!sMessage.isEmpty())
+    {
+        aErrorStr += ", " + sMessage;
+    }
+    return OUStringToOString(aErrorStr, RTL_TEXTENCODING_UTF8);
+}
+
+static bool ImplIsMnemonicCtrl( vcl::Window* pWindow )
+{
+    if( ! pWindow->GetSettings().GetStyleSettings().GetAutoMnemonic() )
+        return false;
+
+    if ( (pWindow->GetType() == WindowType::RADIOBUTTON) ||
+         (pWindow->GetType() == WindowType::CHECKBOX) ||
+         (pWindow->GetType() == WindowType::TRISTATEBOX) ||
+         (pWindow->GetType() == WindowType::PUSHBUTTON) )
+        return true;
+
+    if ( pWindow->GetType() == WindowType::FIXEDTEXT )
+    {
+        FixedText *pText = static_cast<FixedText*>(pWindow);
+        if (pText->get_mnemonic_widget())
+            return true;
+        //This is the legacy pre-layout logic which we retain
+        //until we can be sure we can remove it
+        if (pWindow->GetStyle() & WB_NOLABEL)
+            return false;
+        vcl::Window* pNextWindow = pWindow->GetWindow( GetWindowType::Next );
+        if ( !pNextWindow )
+            return false;
+        pNextWindow = pNextWindow->GetWindow( GetWindowType::Client );
+        return !(!(pNextWindow->GetStyle() & WB_TABSTOP) ||
+                 (pNextWindow->GetType() == WindowType::FIXEDTEXT) ||
+                 (pNextWindow->GetType() == WindowType::GROUPBOX) ||
+                 (pNextWindow->GetType() == WindowType::RADIOBUTTON) ||
+                 (pNextWindow->GetType() == WindowType::CHECKBOX) ||
+                 (pNextWindow->GetType() == WindowType::TRISTATEBOX) ||
+                 (pNextWindow->GetType() == WindowType::PUSHBUTTON));
+    }
+
+    return false;
+}
+
+// Called by native error dialog popup implementations
+void ImplHideSplash()
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    if( pSVData->mpIntroWindow )
+            pSVData->mpIntroWindow->Hide();
+}
+
+vcl::Window * nextLogicalChildOfParent(const vcl::Window *pTopLevel, const vcl::Window *pChild)
+{
+    const vcl::Window *pLastChild = pChild;
+
+    if (pChild->GetType() == WindowType::SCROLLWINDOW)
+        pChild = static_cast<const VclScrolledWindow*>(pChild)->get_child();
+    else if (isContainerWindow(*pChild))
+        pChild = pChild->GetWindow(GetWindowType::FirstChild);
+    else
+        pChild = pChild->GetWindow(GetWindowType::Next);
+
+    while (!pChild)
+    {
+        vcl::Window *pParent = pLastChild->GetParent();
+        if (!pParent)
+            return nullptr;
+        if (pParent == pTopLevel)
+            return nullptr;
+        pLastChild = pParent;
+        pChild = pParent->GetWindow(GetWindowType::Next);
+    }
+
+    if (isContainerWindow(*pChild))
+        pChild = nextLogicalChildOfParent(pTopLevel, pChild);
+
+    return const_cast<vcl::Window *>(pChild);
+}
+
+vcl::Window * prevLogicalChildOfParent(const vcl::Window *pTopLevel, const vcl::Window *pChild)
+{
+    const vcl::Window *pLastChild = pChild;
+
+    if (pChild->GetType() == WindowType::SCROLLWINDOW)
+        pChild = static_cast<const VclScrolledWindow*>(pChild)->get_child();
+    else if (isContainerWindow(*pChild))
+        pChild = pChild->GetWindow(GetWindowType::LastChild);
+    else
+        pChild = pChild->GetWindow(GetWindowType::Prev);
+
+    while (!pChild)
+    {
+        vcl::Window *pParent = pLastChild->GetParent();
+        if (!pParent)
+            return nullptr;
+        if (pParent == pTopLevel)
+            return nullptr;
+        pLastChild = pParent;
+        pChild = pParent->GetWindow(GetWindowType::Prev);
+    }
+
+    if (isContainerWindow(*pChild))
+        pChild = prevLogicalChildOfParent(pTopLevel, pChild);
+
+    return const_cast<vcl::Window *>(pChild);
+}
+
+vcl::Window * firstLogicalChildOfParent(const vcl::Window *pTopLevel)
+{
+    const vcl::Window *pChild = pTopLevel->GetWindow(GetWindowType::FirstChild);
+    if (pChild && isContainerWindow(*pChild))
+        pChild = nextLogicalChildOfParent(pTopLevel, pChild);
+    return const_cast<vcl::Window *>(pChild);
+}
+
+vcl::Window * lastLogicalChildOfParent(const vcl::Window *pTopLevel)
+{
+    const vcl::Window *pChild = pTopLevel->GetWindow(GetWindowType::LastChild);
+    if (pChild && isContainerWindow(*pChild))
+        pChild = prevLogicalChildOfParent(pTopLevel, pChild);
+    return const_cast<vcl::Window *>(pChild);
+}
+
+void GenerateAutoMnemonicsOnHierarchy(const vcl::Window* pWindow)
+{
+    MnemonicGenerator   aMnemonicGenerator;
+    vcl::Window*                 pGetChild;
+    vcl::Window*                 pChild;
+
+    // register the assigned mnemonics
+    pGetChild = pWindow->GetWindow( GetWindowType::FirstChild );
+    while ( pGetChild )
+    {
+        pChild = pGetChild->ImplGetWindow();
+        aMnemonicGenerator.RegisterMnemonic( pChild->GetText() );
+        pGetChild = nextLogicalChildOfParent(pWindow, pGetChild);
+    }
+
+    // take the Controls of the dialog into account for TabPages
+    if ( pWindow->GetType() == WindowType::TABPAGE )
+    {
+        vcl::Window* pParent = pWindow->GetParent();
+        if (pParent && pParent->GetType() == WindowType::TABCONTROL )
+            pParent = pParent->GetParent();
+
+        if (pParent && (pParent->GetStyle() & (WB_DIALOGCONTROL | WB_NODIALOGCONTROL)) == WB_DIALOGCONTROL )
+        {
+            pGetChild = pParent->GetWindow( GetWindowType::FirstChild );
+            while ( pGetChild )
+            {
+                pChild = pGetChild->ImplGetWindow();
+                aMnemonicGenerator.RegisterMnemonic( pChild->GetText() );
+                pGetChild = nextLogicalChildOfParent(pWindow, pGetChild);
+            }
+        }
+    }
+
+    // assign mnemonics to Controls which have none
+    pGetChild = pWindow->GetWindow( GetWindowType::FirstChild );
+    while ( pGetChild )
+    {
+        pChild = pGetChild->ImplGetWindow();
+        if ( ImplIsMnemonicCtrl( pChild ) )
+        {
+            OUString aText = pChild->GetText();
+            OUString aNewText = aMnemonicGenerator.CreateMnemonic( aText );
+            if ( aText != aNewText )
+                pChild->SetText( aNewText );
+        }
+
+        pGetChild = nextLogicalChildOfParent(pWindow, pGetChild);
+    }
+}
+
+static VclButtonBox* getActionArea(Dialog const *pDialog)
+{
+    VclButtonBox *pButtonBox = nullptr;
+    if (pDialog->isLayoutEnabled())
+    {
+        vcl::Window *pBox = pDialog->GetWindow(GetWindowType::FirstChild);
+        vcl::Window *pChild = pBox->GetWindow(GetWindowType::LastChild);
+        while (pChild)
+        {
+            pButtonBox = dynamic_cast<VclButtonBox*>(pChild);
+            if (pButtonBox)
+                break;
+            pChild = pChild->GetWindow(GetWindowType::Prev);
+        }
+    }
+    return pButtonBox;
+}
+
+static vcl::Window* getActionAreaButtonList(Dialog const *pDialog)
+{
+    VclButtonBox* pButtonBox = getActionArea(pDialog);
+    if (pButtonBox)
+        return pButtonBox->GetWindow(GetWindowType::FirstChild);
+    return pDialog->GetWindow(GetWindowType::FirstChild);
+}
+
+static PushButton* ImplGetDefaultButton( Dialog const * pDialog )
+{
+    vcl::Window* pChild = getActionAreaButtonList(pDialog);
+    while ( pChild )
+    {
+        if ( pChild->ImplIsPushButton() )
+        {
+            PushButton* pPushButton = static_cast<PushButton*>(pChild);
+            if ( pPushButton->ImplIsDefButton() )
+                return pPushButton;
+        }
+
+        pChild = pChild->GetWindow( GetWindowType::Next );
+    }
+
+    return nullptr;
+}
+
+static PushButton* ImplGetOKButton( Dialog const * pDialog )
+{
+    vcl::Window* pChild = getActionAreaButtonList(pDialog);
+    while ( pChild )
+    {
+        if ( pChild->GetType() == WindowType::OKBUTTON )
+            return static_cast<PushButton*>(pChild);
+
+        pChild = pChild->GetWindow( GetWindowType::Next );
+    }
+
+    return nullptr;
+}
+
+static PushButton* ImplGetCancelButton( Dialog const * pDialog )
+{
+    vcl::Window* pChild = getActionAreaButtonList(pDialog);
+
+    while ( pChild )
+    {
+        if ( pChild->GetType() == WindowType::CANCELBUTTON )
+            return static_cast<PushButton*>(pChild);
+
+        pChild = pChild->GetWindow( GetWindowType::Next );
+    }
+
+    return nullptr;
+}
+
+static void ImplMouseAutoPos( Dialog* pDialog )
+{
+    MouseSettingsOptions nMouseOptions = pDialog->GetSettings().GetMouseSettings().GetOptions();
+    if ( nMouseOptions & MouseSettingsOptions::AutoCenterPos )
+    {
+        Size aSize = pDialog->GetOutputSizePixel();
+        pDialog->SetPointerPosPixel( Point( aSize.Width()/2, aSize.Height()/2 ) );
+    }
+    else if ( nMouseOptions & MouseSettingsOptions::AutoDefBtnPos )
+    {
+        vcl::Window* pWindow = ImplGetDefaultButton( pDialog );
+        if ( !pWindow )
+            pWindow = ImplGetOKButton( pDialog );
+        if ( !pWindow )
+            pWindow = ImplGetCancelButton( pDialog );
+        if ( !pWindow )
+            pWindow = pDialog;
+        Size aSize = pWindow->GetOutputSizePixel();
+        pWindow->SetPointerPosPixel( Point( aSize.Width()/2, aSize.Height()/2 ) );
+    }
+}
+
+struct DialogImpl
+{
+    std::vector<VclPtr<PushButton>> maOwnedButtons;
+    std::map<VclPtr<vcl::Window>, short> maResponses;
+    tools::Long    mnResult;
+    bool    mbStartedModal;
+    VclAbstractDialog::AsyncContext maEndCtx;
+    Link<const CommandEvent&, bool> m_aPopupMenuHdl;
+    Link<void*, vcl::ILibreOfficeKitNotifier*> m_aInstallLOKNotifierHdl;
+    bool    m_bLOKTunneling;
+
+    DialogImpl() : mnResult( -1 ), mbStartedModal( false ), m_bLOKTunneling( true ) {}
+
+#ifndef NDEBUG
+    short get_response(vcl::Window *pWindow) const
+    {
+        auto aFind = maResponses.find(pWindow);
+        if (aFind != maResponses.end())
+            return aFind->second;
+        return RET_CANCEL;
+    }
+#endif
+
+    ~DialogImpl()
+    {
+        for (VclPtr<PushButton> & pOwnedButton : maOwnedButtons)
+            pOwnedButton.disposeAndClear();
+    }
+};
+
+void Dialog::disposeOwnedButtons()
+{
+    for (VclPtr<PushButton> & pOwnedButton : mpDialogImpl->maOwnedButtons)
+        pOwnedButton.disposeAndClear();
+}
+
+void Dialog::ImplInitDialogData()
+{
+    mpWindowImpl->mbDialog  = true;
+    mbInExecute             = false;
+    mbInSyncExecute         = false;
+    mbInClose               = false;
+    mbModalMode             = false;
+    mpContentArea.clear();
+    mpActionArea.clear();
+    mnMousePositioned       = 0;
+    mpDialogImpl.reset(new DialogImpl);
+}
+
+void Dialog::PixelInvalidate(const tools::Rectangle* pRectangle)
+{
+    if (!mpDialogImpl->m_bLOKTunneling)
+        return;
+
+    Window::PixelInvalidate(pRectangle);
+}
+
+vcl::Window* Dialog::GetDefaultParent(WinBits nStyle)
+{
+    vcl::Window* pParent = Dialog::GetDefDialogParent();
+    if (!pParent && !(nStyle & WB_SYSTEMWINDOW))
+        pParent = ImplGetSVData()->maFrameData.mpAppWin;
+
+    // If Parent is disabled, then we search for a modal dialog
+    // in this frame
+    if (pParent && (!pParent->IsInputEnabled() || pParent->IsInModalMode()))
+    {
+        ImplSVData* pSVData = ImplGetSVData();
+        auto& rExecuteDialogs = pSVData->mpWinData->mpExecuteDialogs;
+        auto it = std::find_if(rExecuteDialogs.rbegin(), rExecuteDialogs.rend(),
+            [&pParent](VclPtr<Dialog>& rDialogPtr) {
+                return pParent->ImplGetFirstOverlapWindow() &&
+                    pParent->ImplGetFirstOverlapWindow()->IsWindowOrChild(rDialogPtr, true) &&
+                    rDialogPtr->IsReallyVisible() && rDialogPtr->IsEnabled() &&
+                    rDialogPtr->IsInputEnabled() && !rDialogPtr->IsInModalMode(); });
+        if (it != rExecuteDialogs.rend())
+            pParent = it->get();
+    }
+
+    return pParent;
+}
+
+VclPtr<vcl::Window> Dialog::AddBorderWindow(vcl::Window* pParent, WinBits nStyle)
+{
+    VclPtrInstance<ImplBorderWindow> pBorderWin( pParent, nStyle, BorderWindowStyle::Frame );
+    ImplInit( pBorderWin, nStyle & ~WB_BORDER, nullptr );
+    pBorderWin->mpWindowImpl->mpClientWindow = this;
+    pBorderWin->GetBorder( mpWindowImpl->mnLeftBorder, mpWindowImpl->mnTopBorder, mpWindowImpl->mnRightBorder, mpWindowImpl->mnBottomBorder );
+    mpWindowImpl->mpBorderWindow  = pBorderWin;
+    mpWindowImpl->mpRealParent    = pParent;
+
+    return pBorderWin;
+}
+
+void Dialog::ImplInitDialog( vcl::Window* pParent, WinBits nStyle, InitFlag eFlag )
+{
+    SystemWindowFlags nSysWinMode = Application::GetSystemWindowMode();
+
+    if ( !(nStyle & WB_NODIALOGCONTROL) )
+        nStyle |= WB_DIALOGCONTROL;
+
+    // Now, all Dialogs are per default system windows !!!
+    nStyle |= WB_SYSTEMWINDOW;
+
+    if (InitFlag::NoParent == eFlag)
+    {
+        pParent = nullptr;
+    }
+    else if (!pParent) // parent is NULL: get the default Dialog parent
+    {
+        pParent = Dialog::GetDefaultParent(nStyle);
+    }
+
+    if ( !pParent || (nStyle & WB_SYSTEMWINDOW) ||
+         (pParent->mpWindowImpl->mpFrameData->mbNeedSysWindow && !(nSysWinMode & SystemWindowFlags::NOAUTOMODE)) ||
+         (nSysWinMode & SystemWindowFlags::DIALOG) )
+    {
+        // create window with a small border ?
+        if ((nStyle & WB_ALLOWMENUBAR) || ((nStyle & (WB_BORDER | WB_NOBORDER | WB_MOVEABLE | WB_SIZEABLE | WB_CLOSEABLE)) == WB_BORDER))
+        {
+            AddBorderWindow(pParent, nStyle);
+        }
+        else
+        {
+            mpWindowImpl->mbFrame         = true;
+            mpWindowImpl->mbOverlapWin    = true;
+            ImplInit( pParent, (nStyle & (WB_MOVEABLE | WB_SIZEABLE | WB_STANDALONE)) | WB_CLOSEABLE, nullptr );
+            // Now set all style bits
+            mpWindowImpl->mnStyle = nStyle;
+        }
+    }
+    else
+    {
+        VclPtrInstance<ImplBorderWindow> pBorderWin( pParent, nStyle, BorderWindowStyle::Overlap );
+        ImplInit( pBorderWin, nStyle & ~WB_BORDER, nullptr );
+        pBorderWin->mpWindowImpl->mpClientWindow = this;
+        pBorderWin->GetBorder( mpWindowImpl->mnLeftBorder, mpWindowImpl->mnTopBorder, mpWindowImpl->mnRightBorder, mpWindowImpl->mnBottomBorder );
+        mpWindowImpl->mpBorderWindow  = pBorderWin;
+        mpWindowImpl->mpRealParent    = pParent;
+    }
+
+    SetActivateMode( ActivateModeFlags::GrabFocus );
+
+    ImplInitSettings();
+}
+
+void Dialog::ApplySettings(vcl::RenderContext& rRenderContext)
+{
+    if (IsControlBackground())
+    {
+        // user override
+        SetBackground(GetControlBackground());
+    }
+    else if (rRenderContext.IsNativeControlSupported(ControlType::WindowBackground, ControlPart::BackgroundDialog))
+    {
+        // NWF background
+        mpWindowImpl->mnNativeBackground = ControlPart::BackgroundDialog;
+        EnableChildTransparentMode();
+    }
+    else
+    {
+        // fallback to settings color
+        rRenderContext.SetBackground(GetSettings().GetStyleSettings().GetDialogColor());
+    }
+}
+
+void Dialog::ImplInitSettings()
+{
+    // user override
+    if (IsControlBackground())
+        SetBackground(GetControlBackground());
+    // NWF background
+    else if( IsNativeControlSupported(ControlType::WindowBackground, ControlPart::BackgroundDialog))
+    {
+        mpWindowImpl->mnNativeBackground = ControlPart::BackgroundDialog;
+        EnableChildTransparentMode();
+    }
+    // fallback to settings color
+    else
+        SetBackground(GetSettings().GetStyleSettings().GetDialogColor());
+}
+
+void Dialog::ImplLOKNotifier(vcl::Window* pParent)
+{
+    if (comphelper::LibreOfficeKit::isActive() && pParent)
+    {
+        if (VclPtr<vcl::Window> pWin = pParent->GetParentWithLOKNotifier())
+        {
+            SetLOKNotifier(pWin->GetLOKNotifier());
+        }
+    }
+}
+
+Dialog::Dialog( WindowType nType )
+    : SystemWindow( nType, "vcl::Dialog maLayoutIdle" )
+    , mnInitFlag(InitFlag::Default)
+{
+    ImplInitDialogData();
+}
+
+void VclBuilderContainer::disposeBuilder()
+{
+    if (m_pUIBuilder)
+        m_pUIBuilder->disposeBuilder();
+}
+
+OUString AllSettings::GetUIRootDir()
+{
+    OUString sShareLayer("$BRAND_BASE_DIR/$BRAND_SHARE_SUBDIR/config/soffice.cfg/");
+    rtl::Bootstrap::expandMacros(sShareLayer);
+    return sShareLayer;
+}
+
+//we can't change sizeable after the fact, so need to defer until we know and then
+//do the init. Find the real parent stashed in mpDialogParent.
+void Dialog::doDeferredInit(WinBits nBits)
+{
+    VclPtr<vcl::Window> pParent = mpDialogParent;
+    mpDialogParent = nullptr;
+    ImplInitDialog(pParent, nBits | WB_BORDER, mnInitFlag);
+    mbIsDeferredInit = false;
+}
+
+Dialog::Dialog(vcl::Window* pParent, std::u16string_view rID, const OUString& rUIXMLDescription)
+    : SystemWindow(WindowType::DIALOG, "vcl::Dialog maLayoutIdle")
+    , mnInitFlag(InitFlag::Default)
+{
+    ImplLOKNotifier(pParent);
+    ImplInitDialogData();
+    loadUI(pParent, OUStringToOString(rID, RTL_TEXTENCODING_UTF8), rUIXMLDescription);
+}
+
+Dialog::Dialog(vcl::Window* pParent, WinBits nStyle, InitFlag eFlag)
+    : SystemWindow(WindowType::DIALOG, "vcl::Dialog maLayoutIdle")
+    , mnInitFlag(eFlag)
+{
+    ImplLOKNotifier(pParent);
+    ImplInitDialogData();
+    ImplInitDialog( pParent, nStyle, eFlag );
+}
+
+void Dialog::set_action_area(VclButtonBox* pBox)
+{
+    mpActionArea.set(pBox);
+    if (pBox)
+    {
+        const DialogStyle& rDialogStyle =
+            GetSettings().GetStyleSettings().GetDialogStyle();
+        pBox->set_border_width(rDialogStyle.action_area_border);
+    }
+}
+
+void Dialog::set_content_area(VclBox* pBox)
+{
+    mpContentArea.set(pBox);
+}
+
+void Dialog::settingOptimalLayoutSize(Window *pBox)
+{
+    const DialogStyle& rDialogStyle =
+        GetSettings().GetStyleSettings().GetDialogStyle();
+    VclBox * pBox2 = static_cast<VclBox*>(pBox);
+    pBox2->set_border_width(rDialogStyle.content_area_border);
+}
+
+Dialog::~Dialog()
+{
+    disposeOnce();
+}
+
+void Dialog::dispose()
+{
+    bool bTunnelingEnabled = mpDialogImpl->m_bLOKTunneling;
+
+    mpDialogImpl.reset();
+    RemoveFromDlgList();
+    mpActionArea.clear();
+    mpContentArea.clear();
+
+    css::uno::Reference< css::uno::XComponentContext > xContext(
+            comphelper::getProcessComponentContext() );
+    css::uno::Reference<css::frame::XGlobalEventBroadcaster> xEventBroadcaster(css::frame::theGlobalEventBroadcaster::get(xContext), css::uno::UNO_SET_THROW);
+    css::document::DocumentEvent aObject;
+    aObject.EventName = "DialogClosed";
+    xEventBroadcaster->documentEventOccured(aObject);
+    UITestLogger::getInstance().log(u"Close Dialog");
+
+    if (comphelper::LibreOfficeKit::isActive())
+    {
+        if(const vcl::ILibreOfficeKitNotifier* pNotifier = GetLOKNotifier())
+        {
+            if (bTunnelingEnabled)
+                pNotifier->notifyWindow(GetLOKWindowId(), "close");
+            ReleaseLOKNotifier();
+        }
+    }
+
+    SystemWindow::dispose();
+}
+
+IMPL_LINK_NOARG(Dialog, ImplAsyncCloseHdl, void*, void)
+{
+    Close();
+}
+
+bool Dialog::EventNotify( NotifyEvent& rNEvt )
+{
+    // first call the base class due to Tab control
+    bool bRet = SystemWindow::EventNotify( rNEvt );
+    if ( !bRet )
+    {
+        if ( rNEvt.GetType() == MouseNotifyEvent::KEYINPUT )
+        {
+            const KeyEvent* pKEvt = rNEvt.GetKeyEvent();
+            vcl::KeyCode    aKeyCode = pKEvt->GetKeyCode();
+            sal_uInt16      nKeyCode = aKeyCode.GetCode();
+
+            if ( (nKeyCode == KEY_ESCAPE) &&
+                 ((GetStyle() & WB_CLOSEABLE) || ImplGetCancelButton( this ) || ImplGetOKButton( this )) )
+            {
+                // #i89505# for the benefit of slightly mentally challenged implementations
+                // like e.g. SfxModelessDialog which destroy themselves inside Close()
+                // post this Close asynchronous so we can leave our key handler before
+                // we get destroyed
+                PostUserEvent( LINK( this, Dialog, ImplAsyncCloseHdl ), nullptr, true);
+                return true;
+            }
+        }
+        else if ( rNEvt.GetType() == MouseNotifyEvent::GETFOCUS )
+        {
+            // make sure the dialog is still modal
+            // changing focus between application frames may
+            // have re-enabled input for our parent
+            if( mbInExecute && mbModalMode )
+            {
+                ImplSetModalInputMode( false );
+                ImplSetModalInputMode( true );
+
+                // #93022# def-button might have changed after show
+                if( !mnMousePositioned )
+                {
+                    mnMousePositioned = 1;
+                    ImplMouseAutoPos( this );
+                }
+
+            }
+        }
+    }
+
+    return bRet;
+}
+
+//What we really want here is something that gives the available width and
+//height of a users screen, taking away the space taken up the OS
+//taskbar, menus, etc.
+Size bestmaxFrameSizeForScreenSize(const Size &rScreenSize)
+{
+#ifndef IOS
+    tools::Long w = rScreenSize.Width();
+    if (w <= 800)
+        w -= 15;
+    else if (w <= 1024)
+        w -= 65;
+    else
+        w -= 115;
+
+    tools::Long h = rScreenSize.Height();
+    if (h <= 768)
+        h -= 50;
+    else
+        h -= 100;
+
+    return Size(std::max<tools::Long>(w, 640 - 15),
+                std::max<tools::Long>(h, 480 - 50));
+#else
+    // Don't bother with ancient magic numbers of unclear relevance on non-desktop apps anyway. It
+    // seems that at least currently in the iOS app, this function is called just once per dialog,
+    // with a rScreenSize parameter of 1x1 (!). This would lead to always returning 625x430 which is
+    // a bit random and needlessly small on an iPad at least. We want something that closely will
+    // just fit on the display in either orientation.
+
+    // We ignore the rScreenSize as it will be the dummy 1x1 from iosinst.cxx (see "Totally wrong of course").
+    (void) rScreenSize;
+
+    const int n = std::min<CGFloat>([[UIScreen mainScreen] bounds].size.width, [[UIScreen mainScreen] bounds].size.height);
+    return Size(n-10, n-10);
+#endif
+}
+
+void Dialog::SetPopupMenuHdl(const Link<const CommandEvent&, bool>& rLink)
+{
+    mpDialogImpl->m_aPopupMenuHdl = rLink;
+}
+
+void Dialog::SetInstallLOKNotifierHdl(const Link<void*, vcl::ILibreOfficeKitNotifier*>& rLink)
+{
+    mpDialogImpl->m_aInstallLOKNotifierHdl = rLink;
+}
+
+void Dialog::SetLOKTunnelingState(bool bEnabled)
+{
+    mpDialogImpl->m_bLOKTunneling = bEnabled;
+}
+
+void Dialog::StateChanged( StateChangedType nType )
+{
+    bool bTunnelingEnabled = mpDialogImpl->m_bLOKTunneling;
+
+    if (nType == StateChangedType::InitShow)
+    {
+        DoInitialLayout();
+
+        const bool bKitActive = comphelper::LibreOfficeKit::isActive();
+        if (bKitActive && bTunnelingEnabled)
+        {
+            std::vector<vcl::LOKPayloadItem> aItems;
+            aItems.emplace_back("type", "dialog");
+            aItems.emplace_back("size", GetSizePixel().toString());
+            if (!GetText().isEmpty())
+                aItems.emplace_back("title", GetText().toUtf8());
+
+            if (const vcl::ILibreOfficeKitNotifier* pNotifier = GetLOKNotifier())
+            {
+                pNotifier->notifyWindow(GetLOKWindowId(), "created", aItems);
+                pNotifier->notifyWindow(GetLOKWindowId(), "created", aItems);
+            }
+            else
+            {
+                vcl::ILibreOfficeKitNotifier* pViewShell = mpDialogImpl->m_aInstallLOKNotifierHdl.Call(nullptr);
+                if (pViewShell)
+                {
+                    SetLOKNotifier(pViewShell);
+                    pViewShell->notifyWindow(GetLOKWindowId(), "created", aItems);
+                }
+            }
+        }
+
+        if ( !HasChildPathFocus() || HasFocus() )
+            GrabFocusToFirstControl();
+        if ( !(GetStyle() & WB_CLOSEABLE) )
+        {
+            if ( ImplGetCancelButton( this ) || ImplGetOKButton( this ) )
+            {
+                if ( ImplGetBorderWindow() )
+                    static_cast<ImplBorderWindow*>(ImplGetBorderWindow())->SetCloseButton();
+            }
+        }
+
+        ImplMouseAutoPos( this );
+    }
+    else if (nType == StateChangedType::Text)
+    {
+        const vcl::ILibreOfficeKitNotifier* pNotifier = GetLOKNotifier();
+        if (pNotifier && bTunnelingEnabled)
+        {
+            std::vector<vcl::LOKPayloadItem> aPayload;
+            aPayload.emplace_back("title", GetText().toUtf8());
+            pNotifier->notifyWindow(GetLOKWindowId(), "title_changed", aPayload);
+        }
+    }
+
+    SystemWindow::StateChanged( nType );
+
+    if (nType == StateChangedType::ControlBackground)
+    {
+        ImplInitSettings();
+        Invalidate();
+    }
+
+    if (!mbModalMode && nType == StateChangedType::Visible)
+    {
+        const vcl::ILibreOfficeKitNotifier* pNotifier = GetLOKNotifier();
+        if (pNotifier && bTunnelingEnabled)
+        {
+            std::vector<vcl::LOKPayloadItem> aPayload;
+            aPayload.emplace_back("title", GetText().toUtf8());
+            pNotifier->notifyWindow(GetLOKWindowId(), IsVisible()? OUString("show"): OUString("hide"), aPayload);
+        }
+    }
+}
+
+void Dialog::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    SystemWindow::DataChanged( rDCEvt );
+
+    if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
+         (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )
+    {
+        ImplInitSettings();
+        Invalidate();
+    }
+}
+
+bool Dialog::Close()
+{
+    VclPtr<vcl::Window> xWindow = this;
+    CallEventListeners( VclEventId::WindowClose );
+    if ( xWindow->isDisposed() )
+        return false;
+
+    if ( mpWindowImpl->mxWindowPeer.is() && IsCreatedWithToolkit() && !IsInExecute() )
+        return false;
+
+    // If there's a cancel button with a custom handler, then always give it a chance to
+    // handle Dialog::Close
+    PushButton* pCustomCancelButton;
+    PushButton* pCancelButton = dynamic_cast<PushButton*>(get_widget_for_response(RET_CANCEL));
+    if (!mbInClose && pCancelButton && pCancelButton->GetClickHdl().IsSet())
+        pCustomCancelButton = pCancelButton;
+    else
+        pCustomCancelButton = nullptr;
+
+    mbInClose = true;
+
+    if (pCustomCancelButton)
+    {
+        pCustomCancelButton->Click();
+        if (xWindow->isDisposed())
+            return true;
+        mbInClose = false;
+        return false;
+    }
+
+    if ( !(GetStyle() & WB_CLOSEABLE) )
+    {
+        bool bRet = true;
+        PushButton* pButton = ImplGetCancelButton( this );
+        if ( pButton )
+            pButton->Click();
+        else
+        {
+            pButton = ImplGetOKButton( this );
+            if ( pButton )
+                pButton->Click();
+            else
+                bRet = false;
+        }
+        if ( xWindow->isDisposed() )
+            return true;
+        return bRet;
+    }
+
+    if (IsInExecute() || mpDialogImpl->maEndCtx.isSet())
+    {
+        EndDialog();
+        mbInClose = false;
+        return true;
+    }
+    else
+    {
+        mbInClose = false;
+        return SystemWindow::Close();
+    }
+}
+
+bool Dialog::ImplStartExecute()
+{
+    setDeferredProperties();
+
+    if (IsInExecute() || mpDialogImpl->maEndCtx.isSet())
+    {
+#ifdef DBG_UTIL
+        SAL_WARN( "vcl", "Dialog::StartExecuteModal() is called in Dialog::StartExecuteModal(): "
+                    << ImplGetDialogText(this) );
+#endif
+        return false;
+    }
+
+    ImplSVData* pSVData = ImplGetSVData();
+
+    const bool bKitActive = comphelper::LibreOfficeKit::isActive();
+
+    const bool bModal = GetType() != WindowType::MODELESSDIALOG;
+
+    if (bModal)
+    {
+        if (bKitActive && !GetLOKNotifier())
+            SetLOKNotifier(mpDialogImpl->m_aInstallLOKNotifierHdl.Call(nullptr));
+
+        switch ( Application::GetDialogCancelMode() )
+        {
+        case DialogCancelMode::Off:
+            break;
+        case DialogCancelMode::Silent:
+            if (bModal && GetLOKNotifier())
+            {
+                // check if there's already some dialog being ::Execute()d
+                const bool bDialogExecuting = std::any_of(pSVData->mpWinData->mpExecuteDialogs.begin(),
+                                                          pSVData->mpWinData->mpExecuteDialogs.end(),
+                                                          [](const Dialog* pDialog) {
+                                                              return pDialog->IsInSyncExecute();
+                                                          });
+                if (!(bDialogExecuting && IsInSyncExecute()))
+                    break;
+                else
+                    SAL_WARN("lok.dialog", "Dialog \"" << ImplGetDialogText(this) << "\" is being synchronously executed over an existing synchronously executing dialog.");
+            }
+
+            SAL_INFO(
+                "vcl",
+                "Dialog \"" << ImplGetDialogText(this)
+                    << "\"cancelled in silent mode");
+            return false;
+
+        case DialogCancelMode::LOKSilent:
+            return false;
+
+        default: // default cannot happen
+        case DialogCancelMode::Fatal:
+            std::abort();
+        }
+
+#ifdef DBG_UTIL
+        vcl::Window* pParent = GetParent();
+        if ( pParent )
+        {
+            pParent = pParent->ImplGetFirstOverlapWindow();
+            if (pParent)
+            {
+                SAL_WARN_IF( !pParent->IsReallyVisible(), "vcl",
+                            "Dialog::StartExecuteModal() - Parent not visible" );
+                SAL_WARN_IF( !pParent->IsInputEnabled(), "vcl",
+                            "Dialog::StartExecuteModal() - Parent input disabled, use another parent to ensure modality!" );
+                SAL_WARN_IF(  pParent->IsInModalMode(), "vcl",
+                            "Dialog::StartExecuteModal() - Parent already modally disabled, use another parent to ensure modality!" );
+            }
+        }
+#endif
+
+        // link all dialogs which are being executed
+        pSVData->mpWinData->mpExecuteDialogs.push_back(this);
+
+        // stop capturing, in order to have control over the dialog
+        if (pSVData->mpWinData->mpTrackWin)
+            pSVData->mpWinData->mpTrackWin->EndTracking(TrackingEventFlags::Cancel);
+        if (pSVData->mpWinData->mpCaptureWin)
+            pSVData->mpWinData->mpCaptureWin->ReleaseMouse();
+        EnableInput();
+    }
+
+    mbInExecute = true;
+    // no real modality in LibreOfficeKit
+    if (!bKitActive && bModal)
+        SetModalInputMode(true);
+
+    // FIXME: no layouting, workaround some clipping issues
+    ImplAdjustNWFSizes();
+
+    css::uno::Reference< css::uno::XComponentContext > xContext(
+        comphelper::getProcessComponentContext());
+    bool bForceFocusAndToFront(officecfg::Office::Common::View::NewDocumentHandling::ForceFocusAndToFront::get());
+    ShowFlags showFlags = bForceFocusAndToFront ? ShowFlags::ForegroundTask : ShowFlags::NONE;
+    Show(true, showFlags);
+
+    if (bModal)
+        pSVData->maAppData.mnModalMode++;
+
+    css::uno::Reference<css::frame::XGlobalEventBroadcaster> xEventBroadcaster(
+        css::frame::theGlobalEventBroadcaster::get(xContext), css::uno::UNO_SET_THROW);
+    css::document::DocumentEvent aObject;
+    aObject.EventName = "DialogExecute";
+    xEventBroadcaster->documentEventOccured(aObject);
+    if (bModal)
+        UITestLogger::getInstance().log(OUStringConcatenation("Open Modal " + get_id()));
+    else
+        UITestLogger::getInstance().log(OUStringConcatenation("Open Modeless " + get_id()));
+
+    bool bTunnelingEnabled = mpDialogImpl->m_bLOKTunneling;
+    if (comphelper::LibreOfficeKit::isActive() && bTunnelingEnabled)
+    {
+        if (const vcl::ILibreOfficeKitNotifier* pNotifier = GetLOKNotifier())
+        {
+            // Dialog boxes don't get the Resize call and they
+            // can have invalid size at 'created' message above.
+            // If there is no difference, the client should detect it and ignore us,
+            // otherwise, this should make sure that the window has the correct size.
+            std::vector<vcl::LOKPayloadItem> aItems;
+            aItems.emplace_back("size", GetSizePixel().toString());
+            pNotifier->notifyWindow(GetLOKWindowId(), "size_changed", aItems);
+        }
+    }
+
+    return true;
+}
+
+void Dialog::ImplEndExecuteModal()
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    pSVData->maAppData.mnModalMode--;
+}
+
+short Dialog::Execute()
+{
+    VclPtr<vcl::Window> xWindow = this;
+
+    mbInSyncExecute = true;
+    comphelper::ScopeGuard aGuard([&]() {
+            mbInSyncExecute = false;
+        });
+
+    if ( !ImplStartExecute() )
+        return 0;
+
+    // Yield util EndDialog is called or dialog gets destroyed
+    // (the latter should not happen, but better safe than sorry
+    while ( !xWindow->isDisposed() && mbInExecute && !Application::IsQuit() )
+        Application::Yield();
+
+    ImplEndExecuteModal();
+#ifdef DBG_UTIL
+    assert (!mpDialogParent || !mpDialogParent->isDisposed());
+#endif
+    if ( !xWindow->isDisposed() )
+        xWindow.clear();
+    else
+    {
+        OSL_FAIL( "Dialog::Execute() - Dialog destroyed in Execute()" );
+    }
+
+    assert(mpDialogImpl);
+
+    if (mpDialogImpl)
+    {
+        tools::Long nRet = mpDialogImpl->mnResult;
+        mpDialogImpl->mnResult = -1;
+
+        return static_cast<short>(nRet);
+    }
+    else
+    {
+        SAL_WARN( "vcl", "Dialog::Execute() : missing mpDialogImpl " );
+        return 0;
+    }
+}
+
+// virtual
+bool Dialog::StartExecuteAsync( VclAbstractDialog::AsyncContext &rCtx )
+{
+    const bool bModal = GetType() != WindowType::MODELESSDIALOG;
+    if (!ImplStartExecute())
+    {
+        rCtx.mxOwner.disposeAndClear();
+        rCtx.mxOwnerDialogController.reset();
+        rCtx.mxOwnerSelf.reset();
+        return false;
+    }
+
+    mpDialogImpl->maEndCtx = rCtx;
+    mpDialogImpl->mbStartedModal = bModal;
+
+    return true;
+}
+
+void Dialog::RemoveFromDlgList()
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    auto& rExecuteDialogs = pSVData->mpWinData->mpExecuteDialogs;
+
+    // remove dialog from the list of dialogs which are being executed
+    rExecuteDialogs.erase(std::remove_if(rExecuteDialogs.begin(), rExecuteDialogs.end(), [this](VclPtr<Dialog>& dialog){ return dialog.get() == this; }), rExecuteDialogs.end());
+}
+
+void Dialog::EndDialog( tools::Long nResult )
+{
+    if (!mbInExecute || isDisposed())
+        return;
+
+    const bool bModal = GetType() != WindowType::MODELESSDIALOG;
+
+    Hide();
+
+    if (comphelper::LibreOfficeKit::isActive())
+    {
+        if(const vcl::ILibreOfficeKitNotifier* pNotifier = GetLOKNotifier())
+        {
+            pNotifier->notifyWindow(GetLOKWindowId(), "close");
+            ReleaseLOKNotifier();
+        }
+    }
+
+    if (bModal)
+    {
+        SetModalInputMode(false);
+
+        RemoveFromDlgList();
+
+        // set focus to previous modal dialog if it is modal for
+        // the same frame parent (or NULL)
+        ImplSVData* pSVData = ImplGetSVData();
+        if (!pSVData->mpWinData->mpExecuteDialogs.empty())
+        {
+            VclPtr<Dialog> pPrevious = pSVData->mpWinData->mpExecuteDialogs.back();
+
+            vcl::Window* pFrameParent = ImplGetFrameWindow()->ImplGetParent();
+            vcl::Window* pPrevFrameParent = pPrevious->ImplGetFrameWindow()? pPrevious->ImplGetFrameWindow()->ImplGetParent(): nullptr;
+            if( ( !pFrameParent && !pPrevFrameParent ) ||
+                ( pFrameParent && pPrevFrameParent && pFrameParent->ImplGetFrame() == pPrevFrameParent->ImplGetFrame() )
+                )
+            {
+                pPrevious->GrabFocus();
+            }
+        }
+    }
+
+    mpDialogImpl->mnResult = nResult;
+
+    if ( mpDialogImpl->mbStartedModal )
+        ImplEndExecuteModal();
+
+    if ( mpDialogImpl && mpDialogImpl->maEndCtx.isSet() )
+    {
+        auto fn = std::move(mpDialogImpl->maEndCtx.maEndDialogFn);
+        // std::move leaves maEndDialogFn in a valid state with unspecified
+        // value. For the SwSyncBtnDlg case gcc and msvc left maEndDialogFn
+        // unset, but clang left maEndDialogFn at its original value, keeping
+        // an extra reference to the DialogController in its lambda giving
+        // an inconsistent lifecycle for the dialog. Force it to be unset.
+        mpDialogImpl->maEndCtx.maEndDialogFn = nullptr;
+        fn(nResult);
+    }
+
+    if ( mpDialogImpl && mpDialogImpl->mbStartedModal )
+    {
+        mpDialogImpl->mbStartedModal = false;
+        mpDialogImpl->mnResult = -1;
+    }
+    mbInExecute = false;
+
+    if ( mpDialogImpl )
+    {
+        // Destroy ourselves (if we have a context with VclPtr owner)
+        std::shared_ptr<weld::DialogController> xOwnerDialogController = std::move(mpDialogImpl->maEndCtx.mxOwnerDialogController);
+        std::shared_ptr<weld::Dialog> xOwnerSelf = std::move(mpDialogImpl->maEndCtx.mxOwnerSelf);
+        mpDialogImpl->maEndCtx.mxOwner.disposeAndClear();
+        xOwnerDialogController.reset();
+        xOwnerSelf.reset();
+    }
+}
+
+namespace vcl
+{
+    void EndAllDialogs( vcl::Window const * pParent )
+    {
+        ImplSVData* pSVData = ImplGetSVData();
+        auto& rExecuteDialogs = pSVData->mpWinData->mpExecuteDialogs;
+
+        for (auto it = rExecuteDialogs.rbegin(); it != rExecuteDialogs.rend(); ++it)
+        {
+            if (!pParent || pParent->IsWindowOrChild(*it, true))
+            {
+                (*it)->EndDialog();
+                (*it)->PostUserEvent(Link<void*, void>());
+            }
+        }
+    }
+
+    void EnableDialogInput(vcl::Window* pWindow)
+    {
+        if (Dialog* pDialog = dynamic_cast<Dialog*>(pWindow))
+        {
+            pDialog->EnableInput();
+        }
+    }
+
+    void CloseTopLevel(vcl::Window* pWindow)
+    {
+        if (Dialog* pDialog = dynamic_cast<Dialog*>(pWindow))
+            pDialog->Close();
+        else if (FloatingWindow* pFloatWin = dynamic_cast<FloatingWindow*>(pWindow))
+            pFloatWin->EndPopupMode(FloatWinPopupEndFlags::Cancel | FloatWinPopupEndFlags::CloseAll);
+    }
+}
+
+void Dialog::SetModalInputMode( bool bModal )
+{
+    if ( bModal == mbModalMode )
+        return;
+
+    ImplGetFrame()->SetModal(bModal);
+
+    if (GetParent())
+    {
+        SalFrame* pFrame = GetParent()->ImplGetFrame();
+        pFrame->NotifyModalHierarchy(bModal);
+    }
+
+    ImplSetModalInputMode(bModal);
+}
+
+void Dialog::ImplSetModalInputMode( bool bModal )
+{
+    if ( bModal == mbModalMode )
+        return;
+
+    // previously Execute()'d dialog - the one below the top-most one
+    VclPtr<Dialog> pPrevious;
+    ImplSVData* pSVData = ImplGetSVData();
+    auto& rExecuteDialogs = pSVData->mpWinData->mpExecuteDialogs;
+    if (rExecuteDialogs.size() > 1)
+        pPrevious = rExecuteDialogs[rExecuteDialogs.size() - 2];
+
+    mbModalMode = bModal;
+    if ( bModal )
+    {
+        // Disable the prev Modal Dialog, because our dialog must close at first,
+        // before the other dialog can be closed (because the other dialog
+        // is on stack since our dialog returns)
+        if (pPrevious && !pPrevious->IsWindowOrChild(this, true))
+            pPrevious->EnableInput(false, this);
+
+        // determine next overlap dialog parent
+        vcl::Window* pParent = GetParent();
+        if ( pParent )
+        {
+            // #103716# dialogs should always be modal to the whole frame window
+            // #115933# disable the whole frame hierarchy, useful if our parent
+            // is a modeless dialog
+            mpDialogParent = pParent->mpWindowImpl->mpFrameWindow;
+            mpDialogParent->IncModalCount();
+        }
+    }
+    else
+    {
+        if ( mpDialogParent )
+        {
+            // #115933# re-enable the whole frame hierarchy again (see above)
+            // note that code in getfocus assures that we do not accidentally enable
+            // windows that were disabled before
+            mpDialogParent->DecModalCount();
+        }
+
+        // Enable the prev Modal Dialog
+        if (pPrevious && !pPrevious->IsWindowOrChild(this, true))
+        {
+            pPrevious->EnableInput(true, this);
+
+            // ensure continued modality of prev dialog
+            // do not change modality counter
+
+            // #i119994# need find the last modal dialog before reactive it
+            if (pPrevious->IsModalInputMode() || !pPrevious->IsWindowOrChild(this, true))
+            {
+                pPrevious->ImplSetModalInputMode(false);
+                pPrevious->ImplSetModalInputMode(true);
+            }
+        }
+    }
+}
+
+vcl::Window* Dialog::GetFirstControlForFocus()
+{
+    vcl::Window* pFocusControl = nullptr;
+    vcl::Window* pFirstOverlapWindow = ImplGetFirstOverlapWindow();
+
+    // find focus control, even if the dialog has focus
+    if (!HasFocus() && pFirstOverlapWindow && pFirstOverlapWindow->mpWindowImpl)
+    {
+        // prefer a child window which had focus before
+        pFocusControl = ImplGetFirstOverlapWindow()->mpWindowImpl->mpLastFocusWindow;
+        // find the control out of the dialog control
+        if ( pFocusControl )
+            pFocusControl = ImplFindDlgCtrlWindow( pFocusControl );
+    }
+    // no control had the focus before or the control is not
+    // part of the tab-control, now give focus to the
+    // first control in the tab-control
+    if ( !pFocusControl ||
+         !(pFocusControl->GetStyle() & WB_TABSTOP) ||
+         !isVisibleInLayout(pFocusControl) ||
+         !isEnabledInLayout(pFocusControl) || !pFocusControl->IsInputEnabled() )
+    {
+        pFocusControl = ImplGetDlgWindow( 0, GetDlgWindowType::First );
+    }
+
+    return pFocusControl;
+}
+
+void Dialog::GrabFocusToFirstControl()
+{
+    vcl::Window* pFocusControl = GetFirstControlForFocus();
+    if ( pFocusControl )
+        pFocusControl->ImplControlFocus( GetFocusFlags::Init );
+}
+
+void Dialog::GetDrawWindowBorder( sal_Int32& rLeftBorder, sal_Int32& rTopBorder, sal_Int32& rRightBorder, sal_Int32& rBottomBorder ) const
+{
+    ScopedVclPtrInstance<ImplBorderWindow> aImplWin( static_cast<vcl::Window*>(const_cast<Dialog *>(this)), WB_BORDER|WB_STDWORK, BorderWindowStyle::Overlap );
+    aImplWin->GetBorder( rLeftBorder, rTopBorder, rRightBorder, rBottomBorder );
+}
+
+void Dialog::Draw( OutputDevice* pDev, const Point& rPos, SystemTextColorFlags )
+{
+    Point aPos = pDev->LogicToPixel( rPos );
+    Size aSize = GetSizePixel();
+
+    Wallpaper aWallpaper = GetBackground();
+    if ( !aWallpaper.IsBitmap() )
+        ImplInitSettings();
+
+    pDev->Push();
+    pDev->SetMapMode();
+    pDev->SetLineColor();
+
+    if ( aWallpaper.IsBitmap() )
+        pDev->DrawBitmapEx( aPos, aSize, aWallpaper.GetBitmap() );
+    else
+    {
+        pDev->SetFillColor( aWallpaper.GetColor() );
+        pDev->DrawRect( tools::Rectangle( aPos, aSize ) );
+    }
+
+    if (!( GetStyle() & WB_NOBORDER ))
+    {
+        ScopedVclPtrInstance< ImplBorderWindow > aImplWin( this, WB_BORDER|WB_STDWORK, BorderWindowStyle::Overlap );
+        aImplWin->SetText( GetText() );
+        aImplWin->setPosSizePixel( aPos.X(), aPos.Y(), aSize.Width(), aSize.Height() );
+        aImplWin->SetDisplayActive( true );
+        aImplWin->InitView();
+
+        aImplWin->Draw( pDev, aPos );
+    }
+
+    pDev->Pop();
+}
+
+void Dialog::queue_resize(StateChangedType eReason)
+{
+    if (IsInClose())
+        return;
+    SystemWindow::queue_resize(eReason);
+}
+
+void Dialog::Resize()
+{
+    SystemWindow::Resize();
+
+    if (comphelper::LibreOfficeKit::isDialogPainting())
+        return;
+
+    bool bTunnelingEnabled = mpDialogImpl->m_bLOKTunneling;
+    const vcl::ILibreOfficeKitNotifier* pNotifier = GetLOKNotifier();
+    if (pNotifier && bTunnelingEnabled)
+    {
+        std::vector<vcl::LOKPayloadItem> aItems;
+        aItems.emplace_back("size", GetSizePixel().toString());
+        pNotifier->notifyWindow(GetLOKWindowId(), "size_changed", aItems);
+    }
+}
+
+bool Dialog::set_property(const OString &rKey, const OUString &rValue)
+{
+    if (rKey == "border-width")
+        set_border_width(rValue.toInt32());
+    else
+        return SystemWindow::set_property(rKey, rValue);
+    return true;
+}
+
+FactoryFunction Dialog::GetUITestFactory() const
+{
+    return DialogUIObject::create;
+}
+
+IMPL_LINK(Dialog, ResponseHdl, Button*, pButton, void)
+{
+    auto aFind = mpDialogImpl->maResponses.find(pButton);
+    if (aFind == mpDialogImpl->maResponses.end())
+        return;
+    short nResponse = aFind->second;
+    if (nResponse == RET_HELP)
+    {
+        vcl::Window* pFocusWin = Application::GetFocusWindow();
+        if (!pFocusWin || comphelper::LibreOfficeKit::isActive())
+            pFocusWin = pButton;
+        HelpEvent aEvt(pFocusWin->GetPointerPosPixel(), HelpEventMode::CONTEXT);
+        pFocusWin->RequestHelp(aEvt);
+        return;
+    }
+    EndDialog(nResponse);
+}
+
+void Dialog::add_button(PushButton* pButton, int response, bool bTransferOwnership)
+{
+    if (bTransferOwnership)
+        mpDialogImpl->maOwnedButtons.push_back(pButton);
+    mpDialogImpl->maResponses[pButton] = response;
+    switch (pButton->GetType())
+    {
+        case WindowType::PUSHBUTTON:
+        {
+            if (!pButton->GetClickHdl().IsSet())
+                pButton->SetClickHdl(LINK(this, Dialog, ResponseHdl));
+            break;
+        }
+        //insist that the response ids match the default actions for those
+        //widgets, and leave their default handlers in place
+        case WindowType::OKBUTTON:
+            assert(mpDialogImpl->get_response(pButton) == RET_OK);
+            break;
+        case WindowType::CANCELBUTTON:
+            assert(mpDialogImpl->get_response(pButton) == RET_CANCEL || mpDialogImpl->get_response(pButton) == RET_CLOSE);
+            break;
+        case WindowType::HELPBUTTON:
+            assert(mpDialogImpl->get_response(pButton) == RET_HELP);
+            break;
+        default:
+            SAL_WARN("vcl.layout", "The type of widget " <<
+                pButton->GetHelpId() << " is currently not handled");
+            break;
+    }
+}
+
+vcl::Window* Dialog::get_widget_for_response(int response)
+{
+    //copy explicit responses
+    std::map<VclPtr<vcl::Window>, short> aResponses(mpDialogImpl->maResponses);
+
+    if (mpActionArea)
+    {
+        //add implicit responses
+        for (vcl::Window* pChild = mpActionArea->GetWindow(GetWindowType::FirstChild); pChild;
+             pChild = pChild->GetWindow(GetWindowType::Next))
+        {
+            if (aResponses.find(pChild) != aResponses.end())
+                continue;
+            switch (pChild->GetType())
+            {
+                case WindowType::OKBUTTON:
+                    aResponses[pChild] = RET_OK;
+                    break;
+                case WindowType::CANCELBUTTON:
+                    aResponses[pChild] = RET_CANCEL;
+                    break;
+                case WindowType::HELPBUTTON:
+                    aResponses[pChild] = RET_HELP;
+                    break;
+                default:
+                    break;
+            }
+        }
+    }
+
+    for (const auto& a : aResponses)
+    {
+        if (a.second == response)
+           return a.first;
+    }
+
+    return nullptr;
+}
+
+int Dialog::get_default_response() const
+{
+    //copy explicit responses
+    std::map<VclPtr<vcl::Window>, short> aResponses(mpDialogImpl->maResponses);
+
+    if (mpActionArea)
+    {
+        //add implicit responses
+        for (vcl::Window* pChild = mpActionArea->GetWindow(GetWindowType::FirstChild); pChild;
+             pChild = pChild->GetWindow(GetWindowType::Next))
+        {
+            if (aResponses.find(pChild) != aResponses.end())
+                continue;
+            switch (pChild->GetType())
+            {
+                case WindowType::OKBUTTON:
+                    aResponses[pChild] = RET_OK;
+                    break;
+                case WindowType::CANCELBUTTON:
+                    aResponses[pChild] = RET_CANCEL;
+                    break;
+                case WindowType::HELPBUTTON:
+                    aResponses[pChild] = RET_HELP;
+                    break;
+                default:
+                    break;
+            }
+        }
+    }
+
+    for (const auto& a : aResponses)
+    {
+        if (a.first->GetStyle() & WB_DEFBUTTON)
+        {
+            return a.second;
+        }
+    }
+    return RET_CANCEL;
+}
+
+void Dialog::set_default_response(int response)
+{
+    //copy explicit responses
+    std::map<VclPtr<vcl::Window>, short> aResponses(mpDialogImpl->maResponses);
+
+    if (mpActionArea)
+    {
+        //add implicit responses
+        for (vcl::Window* pChild = mpActionArea->GetWindow(GetWindowType::FirstChild); pChild;
+             pChild = pChild->GetWindow(GetWindowType::Next))
+        {
+            if (aResponses.find(pChild) != aResponses.end())
+                continue;
+            switch (pChild->GetType())
+            {
+                case WindowType::OKBUTTON:
+                    aResponses[pChild] = RET_OK;
+                    break;
+                case WindowType::CANCELBUTTON:
+                    aResponses[pChild] = RET_CANCEL;
+                    break;
+                case WindowType::HELPBUTTON:
+                    aResponses[pChild] = RET_HELP;
+                    break;
+                default:
+                    break;
+            }
+        }
+    }
+
+    for (auto& a : aResponses)
+    {
+        if (a.second == response)
+        {
+            a.first->SetStyle(a.first->GetStyle() | WB_DEFBUTTON);
+            a.first->GrabFocus();
+        }
+        else
+        {
+            a.first->SetStyle(a.first->GetStyle() & ~WB_DEFBUTTON);
+        }
+    }
+}
+
+VclBuilderContainer::VclBuilderContainer()
+{
+}
+
+void VclBuilderContainer::setDeferredProperties()
+{
+    if (!m_pUIBuilder)
+        return;
+    m_pUIBuilder->setDeferredProperties();
+}
+
+VclBuilderContainer::~VclBuilderContainer()
+{
+}
+
+void Dialog::Activate()
+{
+    if (GetType() == WindowType::MODELESSDIALOG)
+    {
+        css::uno::Reference< css::uno::XComponentContext > xContext(
+                comphelper::getProcessComponentContext() );
+        css::uno::Reference<css::frame::XGlobalEventBroadcaster> xEventBroadcaster(css::frame::theGlobalEventBroadcaster::get(xContext), css::uno::UNO_SET_THROW);
+        css::document::DocumentEvent aObject;
+        aObject.EventName = "ModelessDialogVisible";
+        xEventBroadcaster->documentEventOccured(aObject);
+    }
+    SystemWindow::Activate();
+}
+
+void Dialog::Command(const CommandEvent& rCEvt)
+{
+    if (mpDialogImpl && mpDialogImpl->m_aPopupMenuHdl.Call(rCEvt))
+        return;
+    SystemWindow::Command(rCEvt);
+}
+
+struct TopLevelWindowLockerImpl
+{
+    std::stack<std::vector<VclPtr<vcl::Window>>> m_aBusyStack;
+};
+
+TopLevelWindowLocker::TopLevelWindowLocker()
+    : m_xImpl(std::make_unique<TopLevelWindowLockerImpl>())
+{
+}
+
+void TopLevelWindowLocker::incBusy(const weld::Widget* pIgnore)
+{
+    // lock any toplevel windows from being closed until busy is over
+    std::vector<VclPtr<vcl::Window>> aTopLevels;
+    vcl::Window *pTopWin = Application::GetFirstTopLevelWindow();
+    while (pTopWin)
+    {
+        vcl::Window* pCandidate = pTopWin;
+        if (pCandidate->GetType() == WindowType::BORDERWINDOW)
+            pCandidate = pCandidate->GetWindow(GetWindowType::FirstChild);
+        // tdf#125266 ignore HelpTextWindows
+        if (pCandidate &&
+            pCandidate->GetType() != WindowType::HELPTEXTWINDOW &&
+            pCandidate->GetType() != WindowType::FLOATINGWINDOW &&
+            pCandidate->GetFrameWeld() != pIgnore)
+        {
+            aTopLevels.push_back(pCandidate);
+        }
+        pTopWin = Application::GetNextTopLevelWindow(pTopWin);
+    }
+    for (auto& a : aTopLevels)
+    {
+        a->IncModalCount();
+        a->ImplGetFrame()->NotifyModalHierarchy(true);
+    }
+    m_xImpl->m_aBusyStack.push(aTopLevels);
+}
+
+void TopLevelWindowLocker::decBusy()
+{
+    // unlock locked toplevel windows from being closed now busy is over
+    for (auto& a : m_xImpl->m_aBusyStack.top())
+    {
+        if (a->isDisposed())
+            continue;
+        a->DecModalCount();
+        a->ImplGetFrame()->NotifyModalHierarchy(false);
+    }
+    m_xImpl->m_aBusyStack.pop();
+}
+
+bool TopLevelWindowLocker::isBusy() const
+{
+    return !m_xImpl->m_aBusyStack.empty();
+}
+
+TopLevelWindowLocker::~TopLevelWindowLocker()
+{
+}
+
+void Dialog::DumpAsPropertyTree(tools::JsonWriter& rJsonWriter)
+{
+    SystemWindow::DumpAsPropertyTree(rJsonWriter);
+    rJsonWriter.put("title", GetText());
+    if (vcl::Window* pActionArea = get_action_area())
+    {
+        if (!pActionArea->IsVisible())
+            rJsonWriter.put("collapsed", "true");
+    }
+
+    OUString sDialogId = OStringToOUString(GetHelpId(), RTL_TEXTENCODING_ASCII_US);
+    sal_Int32 nStartPos = sDialogId.lastIndexOf('/');
+    nStartPos = nStartPos >= 0 ? nStartPos + 1 : 0;
+    rJsonWriter.put("dialogid", sDialogId.copy(nStartPos));
+
+    {
+        auto aResponses = rJsonWriter.startArray("responses");
+        for (const auto& rResponse : mpDialogImpl->maResponses)
+        {
+            auto aResponse = rJsonWriter.startStruct();
+            rJsonWriter.put("id", rResponse.first->get_id());
+            rJsonWriter.put("response", rResponse.second);
+        }
+    }
+
+    vcl::Window* pFocusControl = GetFirstControlForFocus();
+    if (pFocusControl)
+        rJsonWriter.put("init_focus_id", pFocusControl->get_id());
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/dlgctrl.cxx b/vcl/source/window/dlgctrl.cxx
new file mode 100644
index 000000000..5aac19d02
--- /dev/null
+++ b/vcl/source/window/dlgctrl.cxx
@@ -0,0 +1,1159 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+#include <svdata.hxx>
+#include <window.h>
+
+#include "dlgctrl.hxx"
+#include <vcl/event.hxx>
+#include <vcl/toolkit/fixed.hxx>
+#include <vcl/layout.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/tabpage.hxx>
+#include <vcl/tabctrl.hxx>
+#include <vcl/toolkit/button.hxx>
+#include <vcl/toolbox.hxx>
+#include <vcl/settings.hxx>
+#include <sal/log.hxx>
+#include <i18nlangtag/languagetag.hxx>
+
+#include <com/sun/star/i18n/XCharacterClassification.hpp>
+
+using namespace ::com::sun::star;
+
+static bool ImplHasIndirectTabParent( vcl::Window* pWindow )
+{
+    // The window has indirect tab parent if it is included in tab hierarchy
+    // of the indirect parent window
+
+    vcl::Window* pNonLayoutParent = getNonLayoutParent(pWindow);
+    return ( pNonLayoutParent
+          && ( pNonLayoutParent->ImplGetWindow()->GetStyle() & WB_CHILDDLGCTRL ) );
+}
+
+static vcl::Window* ImplGetTopParentOfTabHierarchy( vcl::Window* pParent )
+{
+    // The method allows to find the most close parent containing all the
+    // window from the current tab-hierarchy
+    // The direct parent should be provided as a parameter here
+
+    vcl::Window* pResult = pParent;
+
+    if ( pResult )
+    {
+        vcl::Window* pNonLayoutParent = getNonLayoutParent(pResult);
+        while ( pNonLayoutParent && ( pResult->ImplGetWindow()->GetStyle() & WB_CHILDDLGCTRL ) )
+        {
+            pResult = pNonLayoutParent;
+            pNonLayoutParent = getNonLayoutParent(pResult);
+        }
+    }
+
+    return pResult;
+}
+
+static vcl::Window* ImplGetCurTabWindow(const vcl::Window* pWindow)
+{
+    assert(pWindow->GetType() == WindowType::TABCONTROL);
+    const TabControl* pTabControl = static_cast<const TabControl*>(pWindow);
+    // Check if the TabPage is a Child of the TabControl and still exists (by
+    // walking all child windows); because it could be that the TabPage has been
+    // destroyed already by a Dialog-Dtor, event that the TabControl still exists.
+    const TabPage* pTempTabPage = pTabControl->GetTabPage(pTabControl->GetCurPageId());
+    if (pTempTabPage)
+    {
+        vcl::Window* pTempWindow = pTabControl->GetWindow(GetWindowType::FirstChild);
+        while (pTempWindow)
+        {
+            if (pTempWindow->ImplGetWindow() == pTempTabPage)
+            {
+                return const_cast<TabPage*>(pTempTabPage);
+            }
+            pTempWindow = nextLogicalChildOfParent(pTabControl, pTempWindow);
+        }
+    }
+
+    return nullptr;
+}
+
+static vcl::Window* ImplGetSubChildWindow( vcl::Window* pParent, sal_uInt16 n, sal_uInt16& nIndex )
+{
+    // ignore all windows with mpClientWindow set
+    for (vcl::Window *pNewParent = pParent->ImplGetWindow();
+         pParent != pNewParent; pParent = pNewParent);
+
+    vcl::Window* pFoundWindow = nullptr;
+    vcl::Window* pWindow = firstLogicalChildOfParent(pParent);
+    vcl::Window* pNextWindow = pWindow;
+
+    // process just the current page of a tab control
+    if (pWindow && pParent->GetType() == WindowType::TABCONTROL)
+    {
+        pWindow = ImplGetCurTabWindow(pParent);
+        pNextWindow = lastLogicalChildOfParent(pParent);
+    }
+
+    while (pWindow)
+    {
+        pWindow = pWindow->ImplGetWindow();
+
+        // skip invisible and disabled windows
+        if (isVisibleInLayout(pWindow))
+        {
+            // return the TabControl itself, before handling its page
+            if (pWindow->GetType() == WindowType::TABCONTROL)
+            {
+                if (n == nIndex)
+                    return pWindow;
+                ++nIndex;
+            }
+            if (pWindow->GetStyle() & (WB_DIALOGCONTROL | WB_CHILDDLGCTRL))
+                pFoundWindow = ImplGetSubChildWindow(pWindow, n, nIndex);
+            else
+                pFoundWindow = pWindow;
+
+            if (n == nIndex)
+                return pFoundWindow;
+            ++nIndex;
+        }
+
+        pWindow = nextLogicalChildOfParent(pParent, pNextWindow);
+        pNextWindow = pWindow;
+    }
+
+    --nIndex;
+    assert(!pFoundWindow || (pFoundWindow == pFoundWindow->ImplGetWindow()));
+    return pFoundWindow;
+}
+
+vcl::Window* ImplGetChildWindow( vcl::Window* pParent, sal_uInt16 n, sal_uInt16& nIndex, bool bTestEnable )
+{
+    pParent = ImplGetTopParentOfTabHierarchy( pParent );
+
+    nIndex = 0;
+    vcl::Window* pWindow = ImplGetSubChildWindow( pParent, n, nIndex );
+    if ( bTestEnable )
+    {
+        sal_uInt16 n2 = nIndex;
+        while ( pWindow && (!isEnabledInLayout(pWindow) || !pWindow->IsInputEnabled()) )
+        {
+            n2 = nIndex+1;
+            nIndex = 0;
+            pWindow = ImplGetSubChildWindow( pParent, n2, nIndex );
+            if ( nIndex < n2 )
+                break;
+        }
+
+        if ( (nIndex < n2) && n )
+        {
+            do
+            {
+                n--;
+                nIndex = 0;
+                pWindow = ImplGetSubChildWindow( pParent, n, nIndex );
+            }
+            while ( pWindow && n && (!isEnabledInLayout(pWindow) || !pWindow->IsInputEnabled()) );
+        }
+    }
+    return pWindow;
+}
+
+static vcl::Window* ImplGetNextWindow( vcl::Window* pParent, sal_uInt16 n, sal_uInt16& nIndex, bool bTestEnable )
+{
+    vcl::Window* pWindow = ImplGetChildWindow( pParent, n+1, nIndex, bTestEnable );
+    if ( n == nIndex )
+    {
+        n = 0;
+        pWindow = ImplGetChildWindow( pParent, n, nIndex, bTestEnable );
+    }
+    return pWindow;
+}
+
+namespace vcl {
+
+static bool lcl_ToolBoxTabStop( Window* pWindow )
+{
+    ToolBox* pToolBoxWindow = static_cast<ToolBox*>( pWindow );
+
+    for ( ToolBox::ImplToolItems::size_type nPos = 0; nPos < pToolBoxWindow->GetItemCount(); nPos++ )
+    {
+        ToolBoxItemId nId = pToolBoxWindow->GetItemId( nPos );
+        if ( pToolBoxWindow->IsItemVisible( nId ) && pToolBoxWindow->IsItemEnabled( nId ) )
+            return true;
+    }
+
+    return false;
+}
+
+vcl::Window* Window::ImplGetDlgWindow( sal_uInt16 nIndex, GetDlgWindowType nType,
+                                  sal_uInt16 nFormStart, sal_uInt16 nFormEnd,
+                                  sal_uInt16* pIndex )
+{
+    SAL_WARN_IF( (nIndex < nFormStart) || (nIndex > nFormEnd), "vcl",
+                "Window::ImplGetDlgWindow() - nIndex not in Form" );
+
+    vcl::Window* pWindow = nullptr;
+    sal_uInt16  i;
+    sal_uInt16  nTemp;
+    sal_uInt16  nStartIndex;
+
+    if ( nType == GetDlgWindowType::Prev )
+    {
+        i = nIndex;
+        do
+        {
+            if ( i > nFormStart )
+                i--;
+            else
+                i = nFormEnd;
+            pWindow = ImplGetChildWindow( this, i, nTemp, true );
+            if ( !pWindow )
+                break;
+            if ( (i == nTemp) && (pWindow->GetStyle() & WB_TABSTOP) )
+            {
+                if ( WindowType::TOOLBOX == pWindow->GetType() )
+                {
+                    if ( lcl_ToolBoxTabStop( pWindow ) )
+                        break;
+                }
+                else
+                    break;
+            }
+        }
+        while ( i != nIndex );
+    }
+    else
+    {
+        i = nIndex;
+        pWindow = ImplGetChildWindow( this, i, i, (nType == GetDlgWindowType::First) );
+        if ( pWindow )
+        {
+            nStartIndex = i;
+
+            if ( nType == GetDlgWindowType::Next )
+            {
+                if ( i < nFormEnd )
+                {
+                    pWindow = ImplGetNextWindow( this, i, i, true );
+                    if ( (i > nFormEnd) || (i < nFormStart) )
+                        pWindow = ImplGetChildWindow( this, nFormStart, i, true );
+                }
+                else
+                    pWindow = ImplGetChildWindow( this, nFormStart, i, true );
+            }
+
+            if (i <= nFormEnd && pWindow)
+            {
+                // carry the 2nd index, in case all controls are disabled
+                sal_uInt16 nStartIndex2 = i;
+                sal_uInt16 nOldIndex = i+1;
+
+                do
+                {
+                    if ( pWindow->GetStyle() & WB_TABSTOP )
+                    {
+                        if ( WindowType::TOOLBOX == pWindow->GetType() )
+                        {
+                            if ( lcl_ToolBoxTabStop( pWindow ) )
+                                break;
+                        }
+                        else
+                            break;
+                    }
+                    if( i == nOldIndex ) // only disabled controls ?
+                    {
+                        i = nStartIndex2;
+                        break;
+                    }
+                    nOldIndex = i;
+                    if ( (i > nFormEnd) || (i < nFormStart) )
+                        pWindow = ImplGetChildWindow( this, nFormStart, i, true );
+                    else
+                        pWindow = ImplGetNextWindow( this, i, i, true );
+                }
+                while (i != nStartIndex && i != nStartIndex2 && pWindow);
+
+                if ( (i == nStartIndex2) && pWindow &&
+                     (!(pWindow->GetStyle() & WB_TABSTOP) || !isEnabledInLayout(pWindow)) )
+                    i = nStartIndex;
+            }
+        }
+
+        if ( nType == GetDlgWindowType::First )
+        {
+            if ( pWindow )
+            {
+                if ( pWindow->GetType() == WindowType::TABCONTROL )
+                {
+                    vcl::Window* pNextWindow = ImplGetDlgWindow( i, GetDlgWindowType::Next );
+                    if ( pNextWindow )
+                    {
+                        if ( pWindow->IsChild( pNextWindow ) )
+                            pWindow = pNextWindow;
+                    }
+                }
+
+                if ( !(pWindow->GetStyle() & WB_TABSTOP) )
+                    pWindow = nullptr;
+            }
+        }
+    }
+
+    if ( pIndex )
+        *pIndex = i;
+
+    return pWindow;
+}
+
+} /* namespace vcl */
+
+vcl::Window* ImplFindDlgCtrlWindow( vcl::Window* pParent, vcl::Window* pWindow, sal_uInt16& rIndex,
+                               sal_uInt16& rFormStart, sal_uInt16& rFormEnd )
+{
+    vcl::Window* pSWindow;
+    vcl::Window* pSecondWindow = nullptr;
+    vcl::Window* pTempWindow = nullptr;
+    sal_uInt16  i;
+    sal_uInt16  nSecond_i = 0;
+    sal_uInt16  nFormStart = 0;
+    sal_uInt16  nSecondFormStart = 0;
+    sal_uInt16  nFormEnd;
+
+    // find focus window in the child list
+    vcl::Window* pFirstChildWindow = pSWindow = ImplGetChildWindow( pParent, 0, i, false );
+
+    if( pWindow == nullptr )
+        pWindow = pSWindow;
+
+    while ( pSWindow )
+    {
+        // the DialogControlStart mark is only accepted for the direct children
+        if ( !ImplHasIndirectTabParent( pSWindow )
+          && pSWindow->ImplGetWindow()->IsDialogControlStart() )
+            nFormStart = i;
+
+        // SecondWindow for composite controls like ComboBoxes and arrays
+        if ( pSWindow->ImplIsWindowOrChild( pWindow ) )
+        {
+            pSecondWindow = pSWindow;
+            nSecond_i = i;
+            nSecondFormStart = nFormStart;
+            if ( pSWindow == pWindow )
+                break;
+        }
+
+        pSWindow = ImplGetNextWindow( pParent, i, i, false );
+        if ( !i )
+            pSWindow = nullptr;
+    }
+
+    if ( !pSWindow )
+    {
+        // Window not found; we cannot handle it
+        if ( !pSecondWindow )
+            return nullptr;
+        else
+        {
+            pSWindow = pSecondWindow;
+            i = nSecond_i;
+            nFormStart = nSecondFormStart;
+        }
+    }
+
+    // initialize
+    rIndex = i;
+    rFormStart = nFormStart;
+
+    // find end of template
+    sal_Int32 nIteration = 0;
+    do
+    {
+        nFormEnd = i;
+        pTempWindow = ImplGetNextWindow( pParent, i, i, false );
+
+        // the DialogControlStart mark is only accepted for the direct children
+        if ( !i
+          || ( pTempWindow && !ImplHasIndirectTabParent( pTempWindow )
+               && pTempWindow->ImplGetWindow()->IsDialogControlStart() ) )
+            break;
+
+        if ( pTempWindow && pTempWindow == pFirstChildWindow )
+        {
+            // It is possible to go through the begin of hierarchy once
+            // while looking for DialogControlStart mark.
+            // If it happens second time, it looks like an endless loop,
+            // that should be impossible, but just for the case...
+            nIteration++;
+            if ( nIteration >= 2 )
+            {
+                // this is an unexpected scenario
+                SAL_WARN( "vcl", "It seems to be an endless loop!" );
+                rFormStart = 0;
+                break;
+            }
+        }
+    }
+    while ( pTempWindow );
+    rFormEnd = nFormEnd;
+
+    return pSWindow;
+}
+
+vcl::Window* ImplFindAccelWindow( vcl::Window* pParent, sal_uInt16& rIndex, sal_Unicode cCharCode,
+                             sal_uInt16 nFormStart, sal_uInt16 nFormEnd, bool bCheckEnable )
+{
+    SAL_WARN_IF( (rIndex < nFormStart) || (rIndex > nFormEnd), "vcl",
+                "Window::ImplFindAccelWindow() - rIndex not in Form" );
+
+    sal_Unicode cCompareChar;
+    sal_uInt16  nStart = rIndex;
+    sal_uInt16  i = rIndex;
+    vcl::Window* pWindow;
+
+    uno::Reference<i18n::XCharacterClassification> const& xCharClass(ImplGetCharClass());
+
+    const css::lang::Locale& rLocale = Application::GetSettings().GetUILanguageTag().getLocale();
+    cCharCode = xCharClass->toUpper( OUString(cCharCode), 0, 1, rLocale )[0];
+
+    if ( i < nFormEnd )
+        pWindow = ImplGetNextWindow( pParent, i, i, true );
+    else
+        pWindow = ImplGetChildWindow( pParent, nFormStart, i, true );
+    while( pWindow )
+    {
+        const OUString aStr = pWindow->GetText();
+        sal_Int32 nPos = aStr.indexOf( '~' );
+        while (nPos != -1)
+        {
+            cCompareChar = aStr[nPos+1];
+            cCompareChar = xCharClass->toUpper( OUString(cCompareChar), 0, 1, rLocale )[0];
+            if ( cCompareChar == cCharCode )
+            {
+                if (pWindow->GetType() == WindowType::FIXEDTEXT)
+                {
+                    FixedText *pFixedText = static_cast<FixedText*>(pWindow);
+                    vcl::Window *pMnemonicWidget = pFixedText->get_mnemonic_widget();
+                    SAL_WARN_IF(isContainerWindow(pFixedText->GetParent()) && !pMnemonicWidget,
+                        "vcl.a11y", "label missing mnemonic_widget?");
+                    if (pMnemonicWidget)
+                        return pMnemonicWidget;
+                }
+
+                // skip Static-Controls
+                if ( (pWindow->GetType() == WindowType::FIXEDTEXT)   ||
+                     (pWindow->GetType() == WindowType::FIXEDLINE)   ||
+                     (pWindow->GetType() == WindowType::GROUPBOX) )
+                    pWindow = pParent->ImplGetDlgWindow( i, GetDlgWindowType::Next );
+                rIndex = i;
+                return pWindow;
+            }
+            nPos = aStr.indexOf( '~', nPos+1 );
+        }
+
+        // #i93011# it would have made sense to have this really recursive
+        // right from the start. However this would cause unpredictable side effects now
+        // so instead we have a style bit for some child windows, that want their
+        // children checked for accelerators
+        if( (pWindow->GetStyle() & WB_CHILDDLGCTRL) != 0 )
+        {
+            sal_uInt16  nChildIndex;
+            sal_uInt16  nChildFormStart;
+            sal_uInt16  nChildFormEnd;
+
+            // get form start and end
+            ::ImplFindDlgCtrlWindow( pWindow, nullptr,
+                                     nChildIndex, nChildFormStart, nChildFormEnd );
+            vcl::Window* pAccelWin = ImplFindAccelWindow( pWindow, nChildIndex, cCharCode,
+                                                     nChildFormStart, nChildFormEnd,
+                                                     bCheckEnable );
+            if( pAccelWin )
+                return pAccelWin;
+        }
+
+        if ( i == nStart )
+            break;
+
+        if ( i < nFormEnd )
+        {
+            pWindow = ImplGetNextWindow( pParent, i, i, bCheckEnable );
+            if( ! pWindow )
+                pWindow = ImplGetChildWindow( pParent, nFormStart, i, bCheckEnable );
+        }
+        else
+            pWindow = ImplGetChildWindow( pParent, nFormStart, i, bCheckEnable );
+    }
+
+    return nullptr;
+}
+
+namespace vcl {
+
+void Window::SetMnemonicActivateHdl(const Link<vcl::Window&, bool>& rLink)
+{
+    if (mpWindowImpl) // may be called after dispose
+    {
+        mpWindowImpl->maMnemonicActivateHdl = rLink;
+    }
+}
+
+void Window::ImplControlFocus( GetFocusFlags nFlags )
+{
+    if ( nFlags & GetFocusFlags::Mnemonic )
+    {
+        if (mpWindowImpl->maMnemonicActivateHdl.Call(*this))
+            return;
+
+        const bool bUniqueMnemonic(nFlags & GetFocusFlags::UniqueMnemonic);
+
+        if ( GetType() == WindowType::RADIOBUTTON )
+        {
+            if (bUniqueMnemonic && !static_cast<RadioButton*>(this)->IsChecked())
+                static_cast<RadioButton*>(this)->ImplCallClick( true, nFlags );
+            else
+                ImplGrabFocus( nFlags );
+        }
+        else
+        {
+            ImplGrabFocus( nFlags );
+            if (bUniqueMnemonic)
+            {
+                if ( GetType() == WindowType::CHECKBOX )
+                    static_cast<CheckBox*>(this)->ImplCheck();
+                else if ( mpWindowImpl->mbPushButton )
+                {
+                    static_cast<PushButton*>(this)->SetPressed( true );
+                    static_cast<PushButton*>(this)->SetPressed( false );
+                    static_cast<PushButton*>(this)->Click();
+                }
+            }
+        }
+    }
+    else
+    {
+        if ( GetType() == WindowType::RADIOBUTTON )
+        {
+            if ( !static_cast<RadioButton*>(this)->IsChecked() )
+                static_cast<RadioButton*>(this)->ImplCallClick( true, nFlags );
+            else
+                ImplGrabFocus( nFlags );
+        }
+        else
+            ImplGrabFocus( nFlags );
+    }
+}
+
+} /* namespace vcl */
+
+namespace
+{
+    bool isSuitableDestination(vcl::Window const *pWindow)
+    {
+        return (pWindow && isVisibleInLayout(pWindow) &&
+                isEnabledInLayout(pWindow) && pWindow->IsInputEnabled() &&
+                //Pure window shouldn't get window after controls such as
+                //buttons.
+                (pWindow->GetType() != WindowType::WINDOW &&
+                  pWindow->GetType() != WindowType::WORKWINDOW && pWindow->GetType() != WindowType::CONTROL)
+               );
+    }
+
+    bool focusNextInGroup(const std::vector<VclPtr<RadioButton> >::iterator& aStart, std::vector<VclPtr<RadioButton> > &rGroup)
+    {
+        std::vector<VclPtr<RadioButton> >::iterator aI(aStart);
+
+        if (aStart != rGroup.end())
+            ++aI;
+
+        aI = std::find_if(aI, rGroup.end(), isSuitableDestination);
+        if (aI != rGroup.end())
+        {
+            vcl::Window *pWindow = *aI;
+            pWindow->ImplControlFocus( GetFocusFlags::CURSOR | GetFocusFlags::Forward );
+            return true;
+        }
+        aI = std::find_if(rGroup.begin(), aStart, isSuitableDestination);
+        if (aI != aStart)
+        {
+            vcl::Window *pWindow = *aI;
+            pWindow->ImplControlFocus( GetFocusFlags::CURSOR | GetFocusFlags::Forward );
+            return true;
+        }
+        return false;
+    }
+
+    bool nextInGroup(RadioButton *pSourceWindow, bool bBackward)
+    {
+        std::vector<VclPtr<RadioButton> > aGroup(pSourceWindow->GetRadioButtonGroup());
+
+        if (aGroup.size() < 2) // have to have at last 2 buttons to be a useful group
+            return false;
+
+        if (bBackward)
+            std::reverse(aGroup.begin(), aGroup.end());
+
+        auto aStart(std::find(aGroup.begin(), aGroup.end(), VclPtr<RadioButton>(pSourceWindow)));
+
+        assert(aStart != aGroup.end());
+
+        return focusNextInGroup(aStart, aGroup);
+    }
+}
+
+namespace vcl {
+
+bool Window::ImplDlgCtrl( const KeyEvent& rKEvt, bool bKeyInput )
+{
+    vcl::KeyCode aKeyCode = rKEvt.GetKeyCode();
+    sal_uInt16  nKeyCode = aKeyCode.GetCode();
+    vcl::Window* pSWindow;
+    vcl::Window* pTempWindow;
+    vcl::Window* pButtonWindow;
+    sal_uInt16  i;
+    sal_uInt16  iButton;
+    sal_uInt16  iButtonStart;
+    sal_uInt16  iTemp;
+    sal_uInt16  nIndex;
+    sal_uInt16  nFormStart;
+    sal_uInt16  nFormEnd;
+    DialogControlFlags nDlgCtrlFlags;
+
+    // we cannot take over control without Focus-window
+    vcl::Window* pFocusWindow = Application::GetFocusWindow();
+    if ( !pFocusWindow || !ImplIsWindowOrChild( pFocusWindow ) )
+        return false;
+
+    // find Focus-Window in the child list
+    pSWindow = ::ImplFindDlgCtrlWindow( this, pFocusWindow,
+                                        nIndex, nFormStart, nFormEnd );
+    if ( !pSWindow )
+        return false;
+    i = nIndex;
+
+    nDlgCtrlFlags = DialogControlFlags::NONE;
+    pTempWindow = pSWindow;
+    do
+    {
+        nDlgCtrlFlags |= pTempWindow->GetDialogControlFlags();
+        if ( pTempWindow == this )
+            break;
+        pTempWindow = pTempWindow->ImplGetParent();
+    }
+    while ( pTempWindow );
+
+    pButtonWindow = nullptr;
+
+    if ( nKeyCode == KEY_RETURN )
+    {
+        // search first for a DefPushButton/CancelButton
+        pButtonWindow = ImplGetChildWindow( this, nFormStart, iButton, true );
+        iButtonStart = iButton;
+        while ( pButtonWindow )
+        {
+            if ( (pButtonWindow->GetStyle() & WB_DEFBUTTON) &&
+                 pButtonWindow->mpWindowImpl->mbPushButton )
+                break;
+
+            pButtonWindow = ImplGetNextWindow( this, iButton, iButton, true );
+            if ( (iButton <= iButtonStart) || (iButton > nFormEnd) )
+                pButtonWindow = nullptr;
+        }
+
+        if ( bKeyInput && !pButtonWindow && (nDlgCtrlFlags & DialogControlFlags::Return) )
+        {
+            GetDlgWindowType nType;
+            GetFocusFlags    nGetFocusFlags = GetFocusFlags::Tab;
+            sal_uInt16  nNewIndex;
+            sal_uInt16  iStart;
+            if ( aKeyCode.IsShift() )
+            {
+                nType = GetDlgWindowType::Prev;
+                nGetFocusFlags |= GetFocusFlags::Backward;
+            }
+            else
+            {
+                nType = GetDlgWindowType::Next;
+                nGetFocusFlags |= GetFocusFlags::Forward;
+            }
+            iStart = i;
+            pTempWindow = ImplGetDlgWindow( i, nType, nFormStart, nFormEnd, &nNewIndex );
+            while ( pTempWindow && (pTempWindow != pSWindow) )
+            {
+                if ( !pTempWindow->mpWindowImpl->mbPushButton )
+                {
+                    // get Around-Flag
+                    if ( nType == GetDlgWindowType::Prev )
+                    {
+                        if ( nNewIndex > iStart )
+                            nGetFocusFlags |= GetFocusFlags::Around;
+                    }
+                    else
+                    {
+                        if ( nNewIndex < iStart )
+                            nGetFocusFlags |= GetFocusFlags::Around;
+                    }
+                    pTempWindow->ImplControlFocus( nGetFocusFlags );
+                    return true;
+                }
+                else
+                {
+                    i = nNewIndex;
+                    pTempWindow = ImplGetDlgWindow( i, nType, nFormStart, nFormEnd, &nNewIndex );
+                }
+                if ( (i <= iStart) || (i > nFormEnd) )
+                    pTempWindow = nullptr;
+            }
+            // if this is the same window, simulate a Get/LoseFocus,
+            // in case AROUND is being processed
+            if ( pTempWindow && (pTempWindow == pSWindow) )
+            {
+                NotifyEvent aNEvt1( MouseNotifyEvent::LOSEFOCUS, pSWindow );
+                if ( !ImplCallPreNotify( aNEvt1 ) )
+                    pSWindow->CompatLoseFocus();
+                pSWindow->mpWindowImpl->mnGetFocusFlags = nGetFocusFlags | GetFocusFlags::Around;
+                NotifyEvent aNEvt2( MouseNotifyEvent::GETFOCUS, pSWindow );
+                if ( !ImplCallPreNotify( aNEvt2 ) )
+                    pSWindow->CompatGetFocus();
+                pSWindow->mpWindowImpl->mnGetFocusFlags = GetFocusFlags::NONE;
+                return true;
+            }
+        }
+    }
+    else if ( nKeyCode == KEY_ESCAPE )
+    {
+        // search first for a DefPushButton/CancelButton
+        pButtonWindow = ImplGetChildWindow( this, nFormStart, iButton, true );
+        iButtonStart = iButton;
+        while ( pButtonWindow )
+        {
+            if ( pButtonWindow->GetType() == WindowType::CANCELBUTTON )
+                break;
+
+            pButtonWindow = ImplGetNextWindow( this, iButton, iButton, true );
+            if ( (iButton <= iButtonStart) || (iButton > nFormEnd) )
+                pButtonWindow = nullptr;
+        }
+
+        if ( bKeyInput && mpWindowImpl->mpDlgCtrlDownWindow )
+        {
+            if ( mpWindowImpl->mpDlgCtrlDownWindow.get() != pButtonWindow )
+            {
+                static_cast<PushButton*>(mpWindowImpl->mpDlgCtrlDownWindow.get())->SetPressed( false );
+                mpWindowImpl->mpDlgCtrlDownWindow = nullptr;
+                return true;
+            }
+        }
+    }
+    else if ( bKeyInput )
+    {
+        if ( nKeyCode == KEY_TAB )
+        {
+            // do not skip Alt key, for MS Windows
+            if ( !aKeyCode.IsMod2() )
+            {
+                sal_uInt16  nNewIndex;
+                bool        bForm = false;
+
+                // for Ctrl-Tab check if we want to jump to next template
+                if ( aKeyCode.IsMod1() )
+                {
+                    // search group
+                    vcl::Window* pFormFirstWindow = nullptr;
+                    vcl::Window* pLastFormFirstWindow = nullptr;
+                    pTempWindow = ImplGetChildWindow( this, 0, iTemp, false );
+                    vcl::Window* pPrevFirstFormFirstWindow = nullptr;
+                    vcl::Window* pFirstFormFirstWindow = pTempWindow;
+                    while ( pTempWindow )
+                    {
+                        if ( pTempWindow->ImplGetWindow()->IsDialogControlStart() )
+                        {
+                            if ( iTemp != 0 )
+                                bForm = true;
+                            if ( aKeyCode.IsShift() )
+                            {
+                                if ( iTemp <= nIndex )
+                                    pFormFirstWindow = pPrevFirstFormFirstWindow;
+                                pPrevFirstFormFirstWindow = pTempWindow;
+                            }
+                            else
+                            {
+                                if ( (iTemp > nIndex) && !pFormFirstWindow )
+                                    pFormFirstWindow = pTempWindow;
+                            }
+                            pLastFormFirstWindow = pTempWindow;
+                        }
+
+                        pTempWindow = ImplGetNextWindow( this, iTemp, iTemp, false );
+                        if ( !iTemp )
+                            pTempWindow = nullptr;
+                    }
+
+                    if ( bForm )
+                    {
+                        if ( !pFormFirstWindow )
+                        {
+                            if ( aKeyCode.IsShift() )
+                                pFormFirstWindow = pLastFormFirstWindow;
+                            else
+                                pFormFirstWindow = pFirstFormFirstWindow;
+                        }
+
+                        sal_uInt16 nFoundFormStart = 0;
+                        sal_uInt16 nFoundFormEnd = 0;
+                        sal_uInt16 nTempIndex = 0;
+                        if ( ::ImplFindDlgCtrlWindow( this, pFormFirstWindow, nTempIndex,
+                                                      nFoundFormStart, nFoundFormEnd ) )
+                        {
+                            nTempIndex = nFoundFormStart;
+                            pFormFirstWindow = ImplGetDlgWindow( nTempIndex, GetDlgWindowType::First, nFoundFormStart, nFoundFormEnd );
+                            if ( pFormFirstWindow )
+                            {
+                                pFormFirstWindow->ImplControlFocus();
+                                return true;
+                            }
+                        }
+                    }
+                }
+
+                if ( !bForm )
+                {
+                    // Only use Ctrl-TAB if it was allowed for the whole
+                    // dialog or for the current control (#103667#)
+                    if (!aKeyCode.IsMod1() || (pSWindow->GetStyle() & WB_NODIALOGCONTROL))
+                    {
+                        GetDlgWindowType nType;
+                        GetFocusFlags    nGetFocusFlags = GetFocusFlags::Tab;
+                        if ( aKeyCode.IsShift() )
+                        {
+                            nType = GetDlgWindowType::Prev;
+                            nGetFocusFlags |= GetFocusFlags::Backward;
+                        }
+                        else
+                        {
+                            nType = GetDlgWindowType::Next;
+                            nGetFocusFlags |= GetFocusFlags::Forward;
+                        }
+                        vcl::Window* pWindow = ImplGetDlgWindow( i, nType, nFormStart, nFormEnd, &nNewIndex );
+                        // if this is the same window, simulate a Get/LoseFocus,
+                        // in case AROUND is being processed
+                        if ( pWindow == pSWindow )
+                        {
+                            NotifyEvent aNEvt1( MouseNotifyEvent::LOSEFOCUS, pSWindow );
+                            if ( !ImplCallPreNotify( aNEvt1 ) )
+                                pSWindow->CompatLoseFocus();
+                            pSWindow->mpWindowImpl->mnGetFocusFlags = nGetFocusFlags | GetFocusFlags::Around;
+                            NotifyEvent aNEvt2( MouseNotifyEvent::GETFOCUS, pSWindow );
+                            if ( !ImplCallPreNotify( aNEvt2 ) )
+                                pSWindow->CompatGetFocus();
+                            pSWindow->mpWindowImpl->mnGetFocusFlags = GetFocusFlags::NONE;
+                            return true;
+                        }
+                        else if ( pWindow )
+                        {
+                            // get Around-Flag
+                            if ( nType == GetDlgWindowType::Prev )
+                            {
+                                if ( nNewIndex > i )
+                                    nGetFocusFlags |= GetFocusFlags::Around;
+                            }
+                            else
+                            {
+                                if ( nNewIndex < i )
+                                    nGetFocusFlags |= GetFocusFlags::Around;
+                            }
+                            pWindow->ImplControlFocus( nGetFocusFlags );
+                            return true;
+                        }
+                    }
+                }
+            }
+        }
+        else if ( (nKeyCode == KEY_LEFT) || (nKeyCode == KEY_UP) )
+        {
+            if (pSWindow->GetType() == WindowType::RADIOBUTTON)
+                return nextInGroup(static_cast<RadioButton*>(pSWindow), true);
+            else
+            {
+                WinBits nStyle = pSWindow->GetStyle();
+                if ( !(nStyle & WB_GROUP) )
+                {
+                    vcl::Window* pWindow = prevLogicalChildOfParent(this, pSWindow);
+                    while ( pWindow )
+                    {
+                        pWindow = pWindow->ImplGetWindow();
+
+                        nStyle = pWindow->GetStyle();
+
+                        if (isSuitableDestination(pWindow))
+                        {
+                            if ( pWindow != pSWindow )
+                                pWindow->ImplControlFocus( GetFocusFlags::CURSOR | GetFocusFlags::Backward );
+                            return true;
+                        }
+
+                        if ( nStyle & WB_GROUP )
+                            break;
+
+                        pWindow = prevLogicalChildOfParent(this, pWindow);
+                    }
+                }
+            }
+        }
+        else if ( (nKeyCode == KEY_RIGHT) || (nKeyCode == KEY_DOWN) )
+        {
+            if (pSWindow->GetType() == WindowType::RADIOBUTTON)
+                return nextInGroup(static_cast<RadioButton*>(pSWindow), false);
+            else
+            {
+                vcl::Window* pWindow = nextLogicalChildOfParent(this, pSWindow);
+                while ( pWindow )
+                {
+                    pWindow = pWindow->ImplGetWindow();
+
+                    WinBits nStyle = pWindow->GetStyle();
+
+                    if ( nStyle & WB_GROUP )
+                        break;
+
+                    if (isSuitableDestination(pWindow))
+                    {
+                        pWindow->ImplControlFocus( GetFocusFlags::CURSOR | GetFocusFlags::Backward );
+                        return true;
+                    }
+
+                    pWindow = nextLogicalChildOfParent(this, pWindow);
+                }
+            }
+        }
+        else if (aKeyCode.IsMod2()) // tdf#151385
+        {
+            sal_Unicode c = rKEvt.GetCharCode();
+            if ( c )
+            {
+                pSWindow = ::ImplFindAccelWindow( this, i, c, nFormStart, nFormEnd );
+                if ( pSWindow )
+                {
+                    GetFocusFlags nGetFocusFlags = GetFocusFlags::Mnemonic;
+                    if ( pSWindow == ::ImplFindAccelWindow( this, i, c, nFormStart, nFormEnd ) )
+                        nGetFocusFlags |= GetFocusFlags::UniqueMnemonic;
+                    pSWindow->ImplControlFocus( nGetFocusFlags );
+                    return true;
+                }
+            }
+        }
+    }
+
+    if (isSuitableDestination(pButtonWindow))
+    {
+        if ( bKeyInput )
+        {
+            if ( mpWindowImpl->mpDlgCtrlDownWindow && (mpWindowImpl->mpDlgCtrlDownWindow.get() != pButtonWindow) )
+            {
+                static_cast<PushButton*>(mpWindowImpl->mpDlgCtrlDownWindow.get())->SetPressed( false );
+                mpWindowImpl->mpDlgCtrlDownWindow = nullptr;
+            }
+
+            static_cast<PushButton*>(pButtonWindow)->SetPressed( true );
+            mpWindowImpl->mpDlgCtrlDownWindow = pButtonWindow;
+        }
+        else if ( mpWindowImpl->mpDlgCtrlDownWindow.get() == pButtonWindow )
+        {
+            mpWindowImpl->mpDlgCtrlDownWindow = nullptr;
+            static_cast<PushButton*>(pButtonWindow)->SetPressed( false );
+            static_cast<PushButton*>(pButtonWindow)->Click();
+        }
+
+        return true;
+    }
+
+    return false;
+}
+
+// checks if this window has dialog control
+bool Window::ImplHasDlgCtrl() const
+{
+    vcl::Window* pDlgCtrlParent;
+
+    // lookup window for dialog control
+    pDlgCtrlParent = ImplGetParent();
+    while ( pDlgCtrlParent &&
+            !pDlgCtrlParent->ImplIsOverlapWindow() &&
+            ((pDlgCtrlParent->GetStyle() & (WB_DIALOGCONTROL | WB_NODIALOGCONTROL)) != WB_DIALOGCONTROL) )
+        pDlgCtrlParent = pDlgCtrlParent->ImplGetParent();
+
+    return pDlgCtrlParent && ((pDlgCtrlParent->GetStyle() & (WB_DIALOGCONTROL | WB_NODIALOGCONTROL)) == WB_DIALOGCONTROL);
+}
+
+void Window::ImplDlgCtrlNextWindow()
+{
+    vcl::Window* pDlgCtrlParent;
+    vcl::Window* pDlgCtrl;
+    vcl::Window* pSWindow;
+    sal_uInt16  nIndex;
+    sal_uInt16  nFormStart;
+    sal_uInt16  nFormEnd;
+
+    // lookup window for dialog control
+    pDlgCtrl = this;
+    pDlgCtrlParent = ImplGetParent();
+    while ( pDlgCtrlParent &&
+            !pDlgCtrlParent->ImplIsOverlapWindow() &&
+            ((pDlgCtrlParent->GetStyle() & (WB_DIALOGCONTROL | WB_NODIALOGCONTROL)) != WB_DIALOGCONTROL) )
+        pDlgCtrlParent = pDlgCtrlParent->ImplGetParent();
+
+    if ( !pDlgCtrlParent || (GetStyle() & WB_NODIALOGCONTROL) || ((pDlgCtrlParent->GetStyle() & (WB_DIALOGCONTROL | WB_NODIALOGCONTROL)) != WB_DIALOGCONTROL) )
+        return;
+
+    // lookup window in child list
+    pSWindow = ::ImplFindDlgCtrlWindow( pDlgCtrlParent, pDlgCtrl,
+                                        nIndex, nFormStart, nFormEnd );
+    if ( !pSWindow )
+        return;
+
+    vcl::Window* pWindow = pDlgCtrlParent->ImplGetDlgWindow( nIndex, GetDlgWindowType::Next, nFormStart, nFormEnd );
+    if ( pWindow && (pWindow != pSWindow) )
+        pWindow->ImplControlFocus();
+}
+
+static void ImplDlgCtrlUpdateDefButton( vcl::Window* pParent, vcl::Window* pFocusWindow,
+                                        bool bGetFocus )
+{
+    PushButton* pOldDefButton   = nullptr;
+    PushButton* pNewDefButton   = nullptr;
+    vcl::Window*     pSWindow;
+    sal_uInt16      i;
+    sal_uInt16      nFormStart;
+    sal_uInt16      nFormEnd;
+
+    // find template
+    pSWindow = ::ImplFindDlgCtrlWindow( pParent, pFocusWindow, i, nFormStart, nFormEnd );
+    if ( !pSWindow )
+    {
+        nFormStart = 0;
+        nFormEnd = 0xFFFF;
+    }
+
+    pSWindow = ImplGetChildWindow( pParent, nFormStart, i, false );
+    while ( pSWindow )
+    {
+        if ( pSWindow->ImplIsPushButton() )
+        {
+            PushButton* pPushButton = static_cast<PushButton*>(pSWindow);
+            if ( pPushButton->ImplIsDefButton() )
+                pOldDefButton = pPushButton;
+            if ( pPushButton->HasChildPathFocus() )
+                pNewDefButton = pPushButton;
+            else if ( !pNewDefButton && (pPushButton->GetStyle() & WB_DEFBUTTON) )
+                pNewDefButton = pPushButton;
+        }
+
+        pSWindow = ImplGetNextWindow( pParent, i, i, false );
+        if ( !i || (i > nFormEnd) )
+            pSWindow = nullptr;
+    }
+
+    if ( !bGetFocus )
+    {
+        sal_uInt16 nDummy;
+        vcl::Window* pNewFocusWindow = Application::GetFocusWindow();
+        if ( !pNewFocusWindow || !pParent->ImplIsWindowOrChild( pNewFocusWindow ) )
+            pNewDefButton = nullptr;
+        else if ( !::ImplFindDlgCtrlWindow( pParent, pNewFocusWindow, i, nDummy, nDummy ) ||
+                  (i < nFormStart) || (i > nFormEnd) )
+            pNewDefButton = nullptr;
+    }
+
+    if ( pOldDefButton != pNewDefButton )
+    {
+        if ( pOldDefButton )
+            pOldDefButton->ImplSetDefButton( false );
+        if ( pNewDefButton )
+            pNewDefButton->ImplSetDefButton( true );
+    }
+}
+
+void Window::ImplDlgCtrlFocusChanged( vcl::Window* pWindow, bool bGetFocus )
+{
+    if ( mpWindowImpl->mpDlgCtrlDownWindow && !bGetFocus )
+    {
+        static_cast<PushButton*>(mpWindowImpl->mpDlgCtrlDownWindow.get())->SetPressed( false );
+        mpWindowImpl->mpDlgCtrlDownWindow = nullptr;
+    }
+
+    ImplDlgCtrlUpdateDefButton( this, pWindow, bGetFocus );
+}
+
+vcl::Window* Window::ImplFindDlgCtrlWindow( vcl::Window* pWindow )
+{
+    sal_uInt16  nIndex;
+    sal_uInt16  nFormStart;
+    sal_uInt16  nFormEnd;
+
+    // find Focus-Window in the Child-List and return
+    return ::ImplFindDlgCtrlWindow( this, pWindow, nIndex, nFormStart, nFormEnd );
+}
+
+KeyEvent Window::GetActivationKey() const
+{
+    KeyEvent aKeyEvent;
+
+    sal_Unicode nAccel = getAccel( GetText() );
+    if( ! nAccel )
+    {
+        vcl::Window* pWindow = GetAccessibleRelationLabeledBy();
+        if( pWindow )
+            nAccel = getAccel( pWindow->GetText() );
+    }
+    if( nAccel )
+    {
+        sal_uInt16 nCode = 0;
+        if( nAccel >= 'a' && nAccel <= 'z' )
+            nCode = KEY_A + (nAccel-'a');
+        else if( nAccel >= 'A' && nAccel <= 'Z' )
+            nCode = KEY_A + (nAccel-'A');
+        else if( nAccel >= '0' && nAccel <= '9' )
+            nCode = KEY_0 + (nAccel-'0');
+        else if( nAccel == '.' )
+            nCode = KEY_POINT;
+        else if( nAccel == '-' )
+            nCode = KEY_SUBTRACT;
+        vcl::KeyCode aKeyCode( nCode, false, false, true, false );
+        aKeyEvent = KeyEvent( nAccel, aKeyCode );
+    }
+    return aKeyEvent;
+}
+
+} /* namespace vcl */
+
+sal_Unicode getAccel( const OUString& rStr )
+{
+    sal_Unicode nChar = 0;
+    sal_Int32 nPos = 0;
+    do
+    {
+        nPos = rStr.indexOf( '~', nPos );
+        if( nPos != -1 && nPos < rStr.getLength() )
+            nChar = rStr[ ++nPos ];
+        else
+            nChar = 0;
+    } while( nChar == '~' );
+    return nChar;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/dlgctrl.hxx b/vcl/source/window/dlgctrl.hxx
new file mode 100644
index 000000000..805099b69
--- /dev/null
+++ b/vcl/source/window/dlgctrl.hxx
@@ -0,0 +1,34 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <vcl/window.hxx>
+
+vcl::Window* ImplGetChildWindow( vcl::Window* pParent, sal_uInt16 n, sal_uInt16& nIndex, bool bTestEnable );
+
+vcl::Window* ImplFindDlgCtrlWindow( vcl::Window* pParent, vcl::Window* pWindow, sal_uInt16& rIndex,
+                               sal_uInt16& rFormStart, sal_uInt16& rFormEnd );
+
+vcl::Window* ImplFindAccelWindow( vcl::Window* pParent, sal_uInt16& rIndex, sal_Unicode cCharCode,
+                             sal_uInt16 nFormStart, sal_uInt16 nFormEnd, bool bCheckEnable = true );
+
+sal_Unicode getAccel( const OUString& rStr );
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/dndeventdispatcher.cxx b/vcl/source/window/dndeventdispatcher.cxx
new file mode 100644
index 000000000..b8190a118
--- /dev/null
+++ b/vcl/source/window/dndeventdispatcher.cxx
@@ -0,0 +1,412 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dndeventdispatcher.hxx>
+#include <dndlistenercontainer.hxx>
+#include <sal/log.hxx>
+
+#include <osl/mutex.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/settings.hxx>
+
+using namespace ::cppu;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::datatransfer;
+using namespace ::com::sun::star::datatransfer::dnd;
+
+DNDEventDispatcher::DNDEventDispatcher( vcl::Window * pTopWindow ):
+    m_pTopWindow( pTopWindow ),
+    m_pCurrentWindow( nullptr )
+{
+}
+
+DNDEventDispatcher::~DNDEventDispatcher()
+{
+    designate_currentwindow(nullptr);
+}
+
+vcl::Window* DNDEventDispatcher::findTopLevelWindow(Point location)
+{
+    SolarMutexGuard aSolarGuard;
+
+    // find the window that is toplevel for this coordinates
+    // because those coordinates come from outside, they must be mirrored if RTL layout is active
+    if( AllSettings::GetLayoutRTL() )
+        m_pTopWindow->ImplMirrorFramePos( location );
+    vcl::Window * pChildWindow = m_pTopWindow->ImplFindWindow( location );
+
+    if( nullptr == pChildWindow )
+        pChildWindow = m_pTopWindow;
+
+    while( pChildWindow->ImplGetClientWindow() )
+        pChildWindow = pChildWindow->ImplGetClientWindow();
+
+    if( pChildWindow->GetOutDev()->ImplIsAntiparallel() )
+    {
+        const OutputDevice *pChildWinOutDev = pChildWindow->GetOutDev();
+        pChildWinOutDev->ReMirror( location );
+    }
+
+    return pChildWindow;
+}
+
+IMPL_LINK(DNDEventDispatcher, WindowEventListener, VclWindowEvent&, rEvent, void)
+{
+    if (rEvent.GetId() == VclEventId::ObjectDying)
+    {
+        designate_currentwindow(nullptr);
+    }
+}
+
+void DNDEventDispatcher::designate_currentwindow(vcl::Window *pWindow)
+{
+    if (m_pCurrentWindow)
+        m_pCurrentWindow->RemoveEventListener(LINK(this, DNDEventDispatcher, WindowEventListener));
+    m_pCurrentWindow = pWindow;
+    if (m_pCurrentWindow)
+        m_pCurrentWindow->AddEventListener(LINK(this, DNDEventDispatcher, WindowEventListener));
+}
+
+void SAL_CALL DNDEventDispatcher::drop( const DropTargetDropEvent& dtde )
+{
+    std::scoped_lock aImplGuard( m_aMutex );
+
+    Point location( dtde.LocationX, dtde.LocationY );
+
+    vcl::Window* pChildWindow = findTopLevelWindow(location);
+
+    // handle the case that drop is in another vcl window than the last dragOver
+    if( pChildWindow != m_pCurrentWindow.get() )
+    {
+        // fire dragExit on listeners of previous window
+        fireDragExitEvent( m_pCurrentWindow );
+
+        fireDragEnterEvent( pChildWindow, static_cast < XDropTargetDragContext * > (this),
+            dtde.DropAction, location, dtde.SourceActions, m_aDataFlavorList );
+    }
+
+    // send drop event to the child window
+    sal_Int32 nListeners = fireDropEvent( pChildWindow, dtde.Context, dtde.DropAction,
+        location, dtde.SourceActions, dtde.Transferable );
+
+    // reject drop if no listeners found
+    if( nListeners == 0 ) {
+        SAL_WARN( "vcl", "rejecting drop due to missing listeners." );
+        dtde.Context->rejectDrop();
+    }
+
+    // this is a drop -> no further drag overs
+    designate_currentwindow(nullptr);
+    m_aDataFlavorList.realloc( 0 );
+}
+
+void SAL_CALL DNDEventDispatcher::dragEnter( const DropTargetDragEnterEvent& dtdee )
+{
+    std::scoped_lock aImplGuard( m_aMutex );
+    Point location( dtdee.LocationX, dtdee.LocationY );
+
+    vcl::Window * pChildWindow = findTopLevelWindow(location);
+
+    // assume pointer write operation to be atomic
+    designate_currentwindow(pChildWindow);
+    m_aDataFlavorList = dtdee.SupportedDataFlavors;
+
+    // fire dragEnter on listeners of current window
+    sal_Int32 nListeners = fireDragEnterEvent( pChildWindow, dtdee.Context, dtdee.DropAction, location,
+        dtdee.SourceActions, dtdee.SupportedDataFlavors );
+
+    // reject drag if no listener found
+    if( nListeners == 0 ) {
+        SAL_WARN( "vcl", "rejecting drag enter due to missing listeners." );
+        dtdee.Context->rejectDrag();
+    }
+
+}
+
+void SAL_CALL DNDEventDispatcher::dragExit( const DropTargetEvent& /*dte*/ )
+{
+    std::scoped_lock aImplGuard( m_aMutex );
+
+    fireDragExitEvent( m_pCurrentWindow );
+
+    // reset member values
+    designate_currentwindow(nullptr);
+    m_aDataFlavorList.realloc( 0 );
+}
+
+void SAL_CALL DNDEventDispatcher::dragOver( const DropTargetDragEvent& dtde )
+{
+    std::scoped_lock aImplGuard( m_aMutex );
+
+    Point location( dtde.LocationX, dtde.LocationY );
+    sal_Int32 nListeners;
+
+    vcl::Window * pChildWindow = findTopLevelWindow(location);
+
+    if( pChildWindow != m_pCurrentWindow.get() )
+    {
+        // fire dragExit on listeners of previous window
+        fireDragExitEvent( m_pCurrentWindow );
+
+        // remember new window
+        designate_currentwindow(pChildWindow);
+
+        // fire dragEnter on listeners of current window
+        nListeners = fireDragEnterEvent( pChildWindow, dtde.Context, dtde.DropAction, location,
+            dtde.SourceActions, m_aDataFlavorList );
+    }
+    else
+    {
+        // fire dragOver on listeners of current window
+        nListeners = fireDragOverEvent( pChildWindow, dtde.Context, dtde.DropAction, location,
+            dtde.SourceActions );
+    }
+
+    // reject drag if no listener found
+    if( nListeners == 0 )
+    {
+        SAL_WARN( "vcl", "rejecting drag over due to missing listeners." );
+        dtde.Context->rejectDrag();
+    }
+}
+
+void SAL_CALL DNDEventDispatcher::dropActionChanged( const DropTargetDragEvent& dtde )
+{
+    std::scoped_lock aImplGuard( m_aMutex );
+
+    Point location( dtde.LocationX, dtde.LocationY );
+    sal_Int32 nListeners;
+
+    vcl::Window* pChildWindow = findTopLevelWindow(location);
+
+    if( pChildWindow != m_pCurrentWindow.get() )
+    {
+        // fire dragExit on listeners of previous window
+        fireDragExitEvent( m_pCurrentWindow );
+
+        // remember new window
+        designate_currentwindow(pChildWindow);
+
+        // fire dragEnter on listeners of current window
+        nListeners = fireDragEnterEvent( pChildWindow, dtde.Context, dtde.DropAction, location,
+            dtde.SourceActions, m_aDataFlavorList );
+    }
+    else
+    {
+        // fire dropActionChanged on listeners of current window
+        nListeners = fireDropActionChangedEvent( pChildWindow, dtde.Context, dtde.DropAction, location,
+            dtde.SourceActions );
+    }
+
+    // reject drag if no listener found
+    if( nListeners == 0 )
+    {
+        SAL_WARN( "vcl", "rejecting dropActionChanged due to missing listeners." );
+        dtde.Context->rejectDrag();
+    }
+}
+
+void SAL_CALL DNDEventDispatcher::dragGestureRecognized( const DragGestureEvent& dge )
+{
+    std::scoped_lock aImplGuard( m_aMutex );
+
+    Point origin( dge.DragOriginX, dge.DragOriginY );
+
+    vcl::Window* pChildWindow = findTopLevelWindow(origin);
+
+    fireDragGestureEvent( pChildWindow, dge.DragSource, dge.Event, origin, dge.DragAction );
+}
+
+void SAL_CALL DNDEventDispatcher::disposing( const EventObject& )
+{
+}
+
+void SAL_CALL DNDEventDispatcher::acceptDrag( sal_Int8 /*dropAction*/ )
+{
+}
+
+void SAL_CALL DNDEventDispatcher::rejectDrag()
+{
+}
+
+sal_Int32 DNDEventDispatcher::fireDragEnterEvent( vcl::Window *pWindow,
+    const Reference< XDropTargetDragContext >& xContext, const sal_Int8 nDropAction,
+    const Point& rLocation, const sal_Int8 nSourceActions, const Sequence< DataFlavor >& aFlavorList
+)
+{
+    sal_Int32 n = 0;
+
+    if( pWindow && pWindow->IsInputEnabled() && ! pWindow->IsInModalMode() )
+    {
+        SolarMutexClearableGuard aSolarGuard;
+
+        // query DropTarget from window
+        Reference< XDropTarget > xDropTarget = pWindow->GetDropTarget();
+
+        if( xDropTarget.is() )
+        {
+            // retrieve relative mouse position
+            Point relLoc = pWindow->ImplFrameToOutput( rLocation );
+            aSolarGuard.clear();
+
+            n = static_cast < DNDListenerContainer * > ( xDropTarget.get() )->fireDragEnterEvent(
+                xContext, nDropAction, relLoc.X(), relLoc.Y(), nSourceActions, aFlavorList );
+        }
+    }
+
+    return n;
+}
+
+sal_Int32 DNDEventDispatcher::fireDragOverEvent( vcl::Window *pWindow,
+    const Reference< XDropTargetDragContext >& xContext, const sal_Int8 nDropAction,
+    const Point& rLocation, const sal_Int8 nSourceActions
+)
+{
+    sal_Int32 n = 0;
+
+    if( pWindow && pWindow->IsInputEnabled() && ! pWindow->IsInModalMode() )
+    {
+        SolarMutexClearableGuard aSolarGuard;
+
+        // query DropTarget from window
+        Reference< XDropTarget > xDropTarget = pWindow->GetDropTarget();
+
+        if( xDropTarget.is() )
+        {
+            // retrieve relative mouse position
+            Point relLoc = pWindow->ImplFrameToOutput( rLocation );
+            aSolarGuard.clear();
+
+            n = static_cast < DNDListenerContainer * > ( xDropTarget.get() )->fireDragOverEvent(
+                xContext, nDropAction, relLoc.X(), relLoc.Y(), nSourceActions );
+        }
+    }
+
+    return n;
+}
+
+sal_Int32 DNDEventDispatcher::fireDragExitEvent( vcl::Window *pWindow )
+{
+    sal_Int32 n = 0;
+
+    if( pWindow && pWindow->IsInputEnabled() && ! pWindow->IsInModalMode() )
+    {
+        SolarMutexClearableGuard aGuard;
+
+        // query DropTarget from window
+        Reference< XDropTarget > xDropTarget = pWindow->GetDropTarget();
+
+        aGuard.clear();
+
+        if( xDropTarget.is() )
+            n = static_cast < DNDListenerContainer * > ( xDropTarget.get() )->fireDragExitEvent();
+    }
+
+    return n;
+}
+
+sal_Int32 DNDEventDispatcher::fireDropActionChangedEvent( vcl::Window *pWindow,
+    const Reference< XDropTargetDragContext >& xContext, const sal_Int8 nDropAction,
+    const Point& rLocation, const sal_Int8 nSourceActions
+)
+{
+    sal_Int32 n = 0;
+
+    if( pWindow && pWindow->IsInputEnabled() && ! pWindow->IsInModalMode() )
+    {
+        SolarMutexClearableGuard aGuard;
+
+        // query DropTarget from window
+        Reference< XDropTarget > xDropTarget = pWindow->GetDropTarget();
+
+        if( xDropTarget.is() )
+        {
+            // retrieve relative mouse position
+            Point relLoc = pWindow->ImplFrameToOutput( rLocation );
+            aGuard.clear();
+
+            n = static_cast < DNDListenerContainer * > ( xDropTarget.get() )->fireDropActionChangedEvent(
+                xContext, nDropAction, relLoc.X(), relLoc.Y(), nSourceActions );
+        }
+    }
+
+    return n;
+}
+
+sal_Int32 DNDEventDispatcher::fireDropEvent( vcl::Window *pWindow,
+    const Reference< XDropTargetDropContext >& xContext, const sal_Int8 nDropAction, const Point& rLocation,
+    const sal_Int8 nSourceActions, const Reference< XTransferable >& xTransferable
+)
+{
+    sal_Int32 n = 0;
+
+    if( pWindow && pWindow->IsInputEnabled() && ! pWindow->IsInModalMode() )
+    {
+        SolarMutexClearableGuard aGuard;
+
+        // query DropTarget from window
+        Reference< XDropTarget > xDropTarget = pWindow->GetDropTarget();
+
+        // window may be destroyed in drop event handler
+        VclPtr<vcl::Window> xPreventDelete = pWindow;
+
+        if( xDropTarget.is() )
+        {
+            // retrieve relative mouse position
+            Point relLoc = pWindow->ImplFrameToOutput( rLocation );
+            aGuard.clear();
+
+            n = static_cast < DNDListenerContainer * > ( xDropTarget.get() )->fireDropEvent(
+                xContext, nDropAction, relLoc.X(), relLoc.Y(), nSourceActions, xTransferable );
+        }
+    }
+
+    return n;
+}
+
+sal_Int32 DNDEventDispatcher::fireDragGestureEvent( vcl::Window *pWindow,
+    const Reference< XDragSource >& xSource, const Any& event,
+    const Point& rOrigin, const sal_Int8 nDragAction
+)
+{
+    sal_Int32 n = 0;
+
+    if( pWindow && pWindow->IsInputEnabled() && ! pWindow->IsInModalMode() )
+    {
+        SolarMutexClearableGuard aGuard;
+
+        // query DropTarget from window
+        Reference< XDragGestureRecognizer > xDragGestureRecognizer = pWindow->GetDragGestureRecognizer();
+
+        if( xDragGestureRecognizer.is() )
+        {
+            // retrieve relative mouse position
+            Point relLoc = pWindow->ImplFrameToOutput( rOrigin );
+            aGuard.clear();
+
+            n = static_cast < DNDListenerContainer * > ( xDragGestureRecognizer.get() )->fireDragGestureEvent(
+                nDragAction, relLoc.X(), relLoc.Y(), xSource, event );
+        }
+    }
+
+    return n;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/dndlistenercontainer.cxx b/vcl/source/window/dndlistenercontainer.cxx
new file mode 100644
index 000000000..d3147aac5
--- /dev/null
+++ b/vcl/source/window/dndlistenercontainer.cxx
@@ -0,0 +1,487 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dndlistenercontainer.hxx>
+
+using namespace ::cppu;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::datatransfer;
+using namespace ::com::sun::star::datatransfer::dnd;
+
+DNDListenerContainer::DNDListenerContainer( sal_Int8 nDefaultActions )
+    : WeakComponentImplHelper< XDragGestureRecognizer, XDropTargetDragContext, XDropTargetDropContext, XDropTarget >(m_aMutex)
+{
+    m_bActive = true;
+    m_nDefaultActions = nDefaultActions;
+}
+
+DNDListenerContainer::~DNDListenerContainer()
+{
+}
+
+void SAL_CALL DNDListenerContainer::addDragGestureListener( const Reference< XDragGestureListener >& dgl )
+{
+    rBHelper.addListener( cppu::UnoType<XDragGestureListener>::get(), dgl );
+}
+
+void SAL_CALL DNDListenerContainer::removeDragGestureListener( const Reference< XDragGestureListener >& dgl )
+{
+    rBHelper.removeListener( cppu::UnoType<XDragGestureListener>::get(), dgl );
+}
+
+void SAL_CALL DNDListenerContainer::resetRecognizer(  )
+{
+}
+
+void SAL_CALL DNDListenerContainer::addDropTargetListener( const Reference< XDropTargetListener >& dtl )
+{
+    rBHelper.addListener( cppu::UnoType<XDropTargetListener>::get(), dtl );
+}
+
+void SAL_CALL DNDListenerContainer::removeDropTargetListener( const Reference< XDropTargetListener >& dtl )
+{
+    rBHelper.removeListener( cppu::UnoType<XDropTargetListener>::get(), dtl );
+}
+
+sal_Bool SAL_CALL DNDListenerContainer::isActive(  )
+{
+    return m_bActive;
+}
+
+void SAL_CALL DNDListenerContainer::setActive( sal_Bool active )
+{
+    m_bActive = active;
+}
+
+sal_Int8 SAL_CALL DNDListenerContainer::getDefaultActions(  )
+{
+    return m_nDefaultActions;
+}
+
+void SAL_CALL DNDListenerContainer::setDefaultActions( sal_Int8 actions )
+{
+    m_nDefaultActions = actions;
+}
+
+sal_uInt32 DNDListenerContainer::fireDropEvent( const Reference< XDropTargetDropContext >& context,
+    sal_Int8 dropAction, sal_Int32 locationX, sal_Int32 locationY, sal_Int8 sourceActions,
+    const Reference< XTransferable >& transferable )
+{
+    sal_uInt32 nRet = 0;
+
+    // fire DropTargetDropEvent on all XDropTargetListeners
+    OInterfaceContainerHelper *pContainer = rBHelper.getContainer( cppu::UnoType<XDropTargetListener>::get());
+
+    if( pContainer && m_bActive )
+    {
+        OInterfaceIteratorHelper aIterator( *pContainer );
+
+        // remember context to use in own context methods
+        m_xDropTargetDropContext = context;
+
+        // do not construct the event before you are sure at least one listener is registered
+        DropTargetDropEvent aEvent( static_cast < XDropTarget * > (this), 0,
+            static_cast < XDropTargetDropContext * > (this), dropAction,
+            locationX, locationY, sourceActions, transferable );
+
+        while (aIterator.hasMoreElements())
+        {
+            // FIXME: this can be simplified as soon as the Iterator has a remove method
+            Reference< XInterface > xElement( aIterator.next() );
+
+            try
+            {
+                // this may result in a runtime exception
+                Reference < XDropTargetListener > xListener( xElement, UNO_QUERY );
+
+                if( xListener.is() )
+                {
+                    // fire drop until the first one has accepted
+                    if( m_xDropTargetDropContext.is() )
+                        xListener->drop( aEvent );
+                    else
+                    {
+                        DropTargetEvent aDTEvent( static_cast < XDropTarget * > (this), 0 );
+                        xListener->dragExit( aDTEvent );
+                    }
+
+                    nRet++;
+                }
+            }
+            catch (const RuntimeException&)
+            {
+                pContainer->removeInterface( xElement );
+            }
+        }
+
+        // if context still valid, then reject drop
+        if( m_xDropTargetDropContext.is() )
+        {
+            m_xDropTargetDropContext.clear();
+
+            try
+            {
+                context->rejectDrop();
+            }
+            catch (const RuntimeException&)
+            {
+            }
+        }
+    }
+
+    return nRet;
+}
+
+sal_uInt32 DNDListenerContainer::fireDragExitEvent()
+{
+    sal_uInt32 nRet = 0;
+
+    // fire DropTargetDropEvent on all XDropTargetListeners
+    OInterfaceContainerHelper *pContainer = rBHelper.getContainer( cppu::UnoType<XDropTargetListener>::get());
+
+    if( pContainer && m_bActive )
+    {
+        OInterfaceIteratorHelper aIterator( *pContainer );
+
+        // do not construct the event before you are sure at least one listener is registered
+        DropTargetEvent aEvent( static_cast < XDropTarget * > (this), 0 );
+
+        while (aIterator.hasMoreElements())
+        {
+            // FIXME: this can be simplified as soon as the Iterator has a remove method
+            Reference< XInterface > xElement( aIterator.next() );
+
+            try
+            {
+                // this may result in a runtime exception
+                Reference < XDropTargetListener > xListener( xElement, UNO_QUERY );
+
+                if( xListener.is() )
+                {
+                    xListener->dragExit( aEvent );
+                    nRet++;
+                }
+            }
+            catch (const RuntimeException&)
+            {
+                pContainer->removeInterface( xElement );
+            }
+        }
+    }
+
+    return nRet;
+}
+
+sal_uInt32 DNDListenerContainer::fireDragOverEvent( const Reference< XDropTargetDragContext >& context,
+    sal_Int8 dropAction, sal_Int32 locationX, sal_Int32 locationY, sal_Int8 sourceActions )
+{
+    sal_uInt32 nRet = 0;
+
+    // fire DropTargetDropEvent on all XDropTargetListeners
+    OInterfaceContainerHelper *pContainer = rBHelper.getContainer( cppu::UnoType<XDropTargetListener>::get());
+
+    if( pContainer && m_bActive )
+    {
+        OInterfaceIteratorHelper aIterator( *pContainer );
+
+        // remember context to use in own context methods
+        m_xDropTargetDragContext = context;
+
+        // do not construct the event before you are sure at least one listener is registered
+        DropTargetDragEvent aEvent( static_cast < XDropTarget * > (this), 0,
+            static_cast < XDropTargetDragContext * > (this),
+            dropAction, locationX, locationY, sourceActions );
+
+        while (aIterator.hasMoreElements())
+        {
+            // FIXME: this can be simplified as soon as the Iterator has a remove method
+            Reference< XInterface > xElement( aIterator.next() );
+
+            try
+            {
+                // this may result in a runtime exception
+                Reference < XDropTargetListener > xListener( xElement, UNO_QUERY );
+
+                if( xListener.is() )
+                {
+                    if( m_xDropTargetDragContext.is() )
+                        xListener->dragOver( aEvent );
+                    nRet++;
+                }
+            }
+            catch (const RuntimeException&)
+            {
+                pContainer->removeInterface( xElement );
+            }
+        }
+
+        // if context still valid, then reject drag
+        if( m_xDropTargetDragContext.is() )
+        {
+            m_xDropTargetDragContext.clear();
+
+            try
+            {
+                context->rejectDrag();
+            }
+            catch (const RuntimeException&)
+            {
+            }
+        }
+    }
+
+    return nRet;
+}
+
+sal_uInt32 DNDListenerContainer::fireDragEnterEvent( const Reference< XDropTargetDragContext >& context,
+    sal_Int8 dropAction, sal_Int32 locationX, sal_Int32 locationY, sal_Int8 sourceActions,
+    const Sequence< DataFlavor >& dataFlavors )
+{
+    sal_uInt32 nRet = 0;
+
+    // fire DropTargetDropEvent on all XDropTargetListeners
+    OInterfaceContainerHelper *pContainer = rBHelper.getContainer( cppu::UnoType<XDropTargetListener>::get());
+
+    if( pContainer && m_bActive )
+    {
+        OInterfaceIteratorHelper aIterator( *pContainer );
+
+        // remember context to use in own context methods
+        m_xDropTargetDragContext = context;
+
+        // do not construct the event before you are sure at least one listener is registered
+        DropTargetDragEnterEvent aEvent( static_cast < XDropTarget * > (this), 0,
+            static_cast < XDropTargetDragContext * > (this),
+            dropAction, locationX, locationY, sourceActions, dataFlavors );
+
+        while (aIterator.hasMoreElements())
+        {
+            // FIXME: this can be simplified as soon as the Iterator has a remove method
+            Reference< XInterface > xElement( aIterator.next() );
+
+            try
+            {
+                // this may result in a runtime exception
+                Reference < XDropTargetListener > xListener( xElement, UNO_QUERY );
+
+                if( xListener.is() )
+                {
+                    if( m_xDropTargetDragContext.is() )
+                        xListener->dragEnter( aEvent );
+                    nRet++;
+                }
+            }
+            catch (const RuntimeException&)
+            {
+                pContainer->removeInterface( xElement );
+            }
+        }
+
+        // if context still valid, then reject drag
+        if( m_xDropTargetDragContext.is() )
+        {
+            m_xDropTargetDragContext.clear();
+
+            try
+            {
+                context->rejectDrag();
+            }
+            catch (const RuntimeException&)
+            {
+            }
+        }
+    }
+
+    return nRet;
+}
+
+sal_uInt32 DNDListenerContainer::fireDropActionChangedEvent( const Reference< XDropTargetDragContext >& context,
+    sal_Int8 dropAction, sal_Int32 locationX, sal_Int32 locationY, sal_Int8 sourceActions )
+{
+    sal_uInt32 nRet = 0;
+
+    // fire DropTargetDropEvent on all XDropTargetListeners
+    OInterfaceContainerHelper *pContainer = rBHelper.getContainer( cppu::UnoType<XDropTargetListener>::get());
+
+    if( pContainer && m_bActive )
+    {
+        OInterfaceIteratorHelper aIterator( *pContainer );
+
+        // remember context to use in own context methods
+        m_xDropTargetDragContext = context;
+
+        // do not construct the event before you are sure at least one listener is registered
+        DropTargetDragEvent aEvent( static_cast < XDropTarget * > (this), 0,
+            static_cast < XDropTargetDragContext * > (this),
+            dropAction, locationX, locationY, sourceActions );
+
+        while (aIterator.hasMoreElements())
+        {
+            // FIXME: this can be simplified as soon as the Iterator has a remove method
+            Reference< XInterface > xElement( aIterator.next() );
+
+            try
+            {
+                // this may result in a runtime exception
+                Reference < XDropTargetListener > xListener( xElement, UNO_QUERY );
+
+                if( xListener.is() )
+                {
+                    if( m_xDropTargetDragContext.is() )
+                        xListener->dropActionChanged( aEvent );
+                    nRet++;
+                }
+            }
+            catch (const RuntimeException&)
+            {
+                pContainer->removeInterface( xElement );
+            }
+        }
+
+        // if context still valid, then reject drag
+        if( m_xDropTargetDragContext.is() )
+        {
+            m_xDropTargetDragContext.clear();
+
+            try
+            {
+                context->rejectDrag();
+            }
+            catch (const RuntimeException&)
+            {
+            }
+        }
+    }
+
+    return nRet;
+}
+
+sal_uInt32 DNDListenerContainer::fireDragGestureEvent( sal_Int8 dragAction, sal_Int32 dragOriginX,
+    sal_Int32 dragOriginY, const Reference< XDragSource >& dragSource, const Any& triggerEvent )
+{
+    sal_uInt32 nRet = 0;
+
+    // fire DropTargetDropEvent on all XDropTargetListeners
+    OInterfaceContainerHelper *pContainer = rBHelper.getContainer( cppu::UnoType<XDragGestureListener>::get());
+
+    if( pContainer )
+    {
+        OInterfaceIteratorHelper aIterator( *pContainer );
+
+        // do not construct the event before you are sure at least one listener is registered
+        DragGestureEvent aEvent( static_cast < XDragGestureRecognizer * > (this), dragAction,
+            dragOriginX, dragOriginY, dragSource, triggerEvent );
+
+        while( aIterator.hasMoreElements() )
+        {
+            // FIXME: this can be simplified as soon as the Iterator has a remove method
+            Reference< XInterface > xElement( aIterator.next() );
+
+            try
+            {
+                // this may result in a runtime exception
+                Reference < XDragGestureListener > xListener( xElement, UNO_QUERY );
+
+                if( xListener.is() )
+                {
+                    xListener->dragGestureRecognized( aEvent );
+                    nRet++;
+                }
+            }
+            catch (const RuntimeException&)
+            {
+                pContainer->removeInterface( xElement );
+            }
+        }
+    }
+
+    return nRet;
+}
+
+void SAL_CALL DNDListenerContainer::acceptDrag( sal_Int8 dragOperation )
+{
+    if( m_xDropTargetDragContext.is() )
+    {
+        m_xDropTargetDragContext->acceptDrag( dragOperation );
+        m_xDropTargetDragContext.clear();
+    }
+}
+
+void SAL_CALL DNDListenerContainer::rejectDrag(  )
+{
+    // nothing to do here
+}
+
+void SAL_CALL DNDListenerContainer::acceptDrop( sal_Int8 dropOperation )
+{
+    if( m_xDropTargetDropContext.is() )
+        m_xDropTargetDropContext->acceptDrop( dropOperation );
+}
+
+void SAL_CALL DNDListenerContainer::rejectDrop(  )
+{
+    // nothing to do here
+}
+
+void SAL_CALL DNDListenerContainer::dropComplete( sal_Bool success )
+{
+    if( m_xDropTargetDropContext.is() )
+    {
+        m_xDropTargetDropContext->dropComplete( success );
+        m_xDropTargetDropContext.clear();
+    }
+}
+
+/*
+ *  GenericDropTargetDropContext
+ */
+
+GenericDropTargetDropContext::GenericDropTargetDropContext()
+{
+}
+
+void GenericDropTargetDropContext::acceptDrop( sal_Int8 /*dragOperation*/ )
+{
+}
+
+void GenericDropTargetDropContext::rejectDrop()
+{
+}
+
+void GenericDropTargetDropContext::dropComplete( sal_Bool /*success*/ )
+{
+}
+
+/*
+ *  GenericDropTargetDragContext
+ */
+
+GenericDropTargetDragContext::GenericDropTargetDragContext()
+{
+}
+
+void GenericDropTargetDragContext::acceptDrag( sal_Int8 /*dragOperation*/ )
+{
+}
+
+void GenericDropTargetDragContext::rejectDrag()
+{
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/dockingarea.cxx b/vcl/source/window/dockingarea.cxx
new file mode 100644
index 000000000..be3f6ef99
--- /dev/null
+++ b/vcl/source/window/dockingarea.cxx
@@ -0,0 +1,257 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/dockingarea.hxx>
+#include <vcl/syswin.hxx>
+#include <vcl/menu.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/event.hxx>
+#include <toolbarvalue.hxx>
+
+#include <svdata.hxx>
+
+#include <map>
+
+class DockingAreaWindow::ImplData
+{
+public:
+    ImplData();
+
+    WindowAlign meAlign;
+};
+
+DockingAreaWindow::ImplData::ImplData()
+{
+    meAlign = WindowAlign::Top;
+}
+
+DockingAreaWindow::DockingAreaWindow( vcl::Window* pParent ) :
+    Window( WindowType::DOCKINGAREA )
+{
+    ImplInit( pParent, WB_CLIPCHILDREN|WB_3DLOOK, nullptr );
+
+    mpImplData.reset(new ImplData);
+}
+
+DockingAreaWindow::~DockingAreaWindow()
+{
+    disposeOnce();
+}
+
+void DockingAreaWindow::dispose()
+{
+    mpImplData.reset();
+    Window::dispose();
+}
+
+void DockingAreaWindow::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    Window::DataChanged( rDCEvt );
+
+    if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS) && (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )
+    {
+        Invalidate();
+    }
+}
+
+static void ImplInvalidateMenubar( DockingAreaWindow const * pThis )
+{
+    // due to a possible common gradient covering menubar and top dockingarea
+    // the menubar must be repainted if the top dockingarea changes size or visibility
+    if( ImplGetSVData()->maNWFData.mbMenuBarDockingAreaCommonBG &&
+        (pThis->GetAlign() == WindowAlign::Top)
+        && pThis->IsNativeControlSupported( ControlType::Toolbar, ControlPart::Entire )
+        && pThis->IsNativeControlSupported( ControlType::Menubar, ControlPart::Entire ) )
+    {
+        SystemWindow *pSysWin = pThis->GetSystemWindow();
+        if( pSysWin && pSysWin->GetMenuBar() )
+        {
+            vcl::Window *pMenubarWin = pSysWin->GetMenuBar()->GetWindow();
+            if( pMenubarWin )
+                pMenubarWin->Invalidate();
+        }
+    }
+}
+
+void DockingAreaWindow::StateChanged( StateChangedType nType )
+{
+    Window::StateChanged( nType );
+
+    if ( nType == StateChangedType::Visible )
+        ImplInvalidateMenubar( this );
+}
+
+bool DockingAreaWindow::IsHorizontal() const
+{
+    return ( mpImplData->meAlign == WindowAlign::Top || mpImplData->meAlign == WindowAlign::Bottom );
+}
+
+void DockingAreaWindow::SetAlign( WindowAlign eNewAlign )
+{
+    if( eNewAlign != mpImplData->meAlign )
+    {
+        mpImplData->meAlign = eNewAlign;
+        Invalidate();
+    }
+}
+
+WindowAlign DockingAreaWindow::GetAlign() const
+{
+    return mpImplData->meAlign;
+}
+
+void DockingAreaWindow::ApplySettings(vcl::RenderContext& rRenderContext)
+{
+    const StyleSettings rSetting = rRenderContext.GetSettings().GetStyleSettings();
+    const BitmapEx& rPersonaBitmap = (GetAlign() == WindowAlign::Top) ? rSetting.GetPersonaHeader() : rSetting.GetPersonaFooter();
+
+    if (!rPersonaBitmap.IsEmpty() && (GetAlign() == WindowAlign::Top || GetAlign()==WindowAlign::Bottom))
+    {
+        Wallpaper aWallpaper(rPersonaBitmap);
+        if (GetAlign() == WindowAlign::Top)
+            aWallpaper.SetStyle(WallpaperStyle::TopRight);
+        else
+            aWallpaper.SetStyle(WallpaperStyle::BottomRight);
+        aWallpaper.SetColor(rSetting.GetWorkspaceColor());
+
+        // we need to shift the bitmap vertically so that it spans over the
+        // menubar conveniently
+        SystemWindow* pSysWin = GetSystemWindow();
+        MenuBar* pMenuBar = pSysWin ? pSysWin->GetMenuBar() : nullptr;
+        int nMenubarHeight = pMenuBar ? pMenuBar->GetMenuBarHeight() : 0;
+        aWallpaper.SetRect(tools::Rectangle(Point(0, -nMenubarHeight),
+                           Size(rRenderContext.GetOutputWidthPixel(),
+                                rRenderContext.GetOutputHeightPixel() + nMenubarHeight)));
+
+        rRenderContext.SetBackground(aWallpaper);
+    }
+    else if (!rRenderContext.IsNativeControlSupported(ControlType::Toolbar, ControlPart::Entire))
+    {
+        Wallpaper aWallpaper;
+        aWallpaper.SetStyle(WallpaperStyle::ApplicationGradient);
+        rRenderContext.SetBackground(aWallpaper);
+    }
+    else
+        rRenderContext.SetBackground(Wallpaper(rSetting.GetFaceColor()));
+
+}
+
+void DockingAreaWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle&)
+{
+    const StyleSettings rSetting = rRenderContext.GetSettings().GetStyleSettings();
+
+    EnableNativeWidget(); // only required because the toolkit currently switches this flag off
+    if (!rRenderContext.IsNativeControlSupported(ControlType::Toolbar, ControlPart::Entire))
+        return;
+
+    ToolbarValue aControlValue;
+
+    if (GetAlign() == WindowAlign::Top && ImplGetSVData()->maNWFData.mbMenuBarDockingAreaCommonBG)
+    {
+        // give NWF a hint that this dockingarea is adjacent to the menubar
+        // useful for special gradient effects that should cover both windows
+        aControlValue.mbIsTopDockingArea = true;
+    }
+
+    ControlState nState = ControlState::ENABLED;
+    const bool isFooter = GetAlign() == WindowAlign::Bottom && !rSetting.GetPersonaFooter().IsEmpty();
+
+    if ((GetAlign() == WindowAlign::Top && !rSetting.GetPersonaHeader().IsEmpty() ) || isFooter)
+        Erase(rRenderContext);
+    else if (!ImplGetSVData()->maNWFData.mbDockingAreaSeparateTB)
+    {
+        // draw a single toolbar background covering the whole docking area
+        tools::Rectangle aCtrlRegion(Point(), GetOutputSizePixel());
+
+        rRenderContext.DrawNativeControl(ControlType::Toolbar, IsHorizontal() ? ControlPart::DrawBackgroundHorz : ControlPart::DrawBackgroundVert,
+                                         aCtrlRegion, nState, aControlValue, OUString() );
+
+        if (!ImplGetSVData()->maNWFData.mbDockingAreaAvoidTBFrames)
+        {
+            // each toolbar gets a thin border to better recognize its borders on the homogeneous docking area
+            sal_uInt16 nChildren = GetChildCount();
+            for (sal_uInt16 n = 0; n < nChildren; n++)
+            {
+                vcl::Window* pChild = GetChild(n);
+                if (pChild->IsVisible())
+                {
+                    Point aPos = pChild->GetPosPixel();
+                    Size aSize = pChild->GetSizePixel();
+                    tools::Rectangle aRect(aPos, aSize);
+
+                    rRenderContext.SetLineColor(rRenderContext.GetSettings().GetStyleSettings().GetLightColor());
+                    rRenderContext.DrawLine(aRect.TopLeft(), aRect.TopRight());
+                    rRenderContext.DrawLine(aRect.TopLeft(), aRect.BottomLeft());
+
+                    rRenderContext.SetLineColor(rRenderContext.GetSettings().GetStyleSettings().GetSeparatorColor());
+                    rRenderContext.DrawLine(aRect.BottomLeft(), aRect.BottomRight());
+                    rRenderContext.DrawLine(aRect.TopRight(), aRect.BottomRight());
+                }
+            }
+        }
+    }
+    else
+    {
+        // create map to find toolbar lines
+        Size aOutSz(GetOutputSizePixel());
+        std::map<int, int> ranges;
+        sal_uInt16 nChildren = GetChildCount();
+        for (sal_uInt16 n = 0; n < nChildren; n++)
+        {
+            vcl::Window* pChild = GetChild(n);
+            Point aPos = pChild->GetPosPixel();
+            Size aSize = pChild->GetSizePixel();
+            if (IsHorizontal())
+                ranges[aPos.Y()] = aSize.Height();
+            else
+                ranges[aPos.X()] = aSize.Width();
+        }
+
+        // draw multiple toolbar backgrounds, i.e., one for each toolbar line
+        for (auto const& range : ranges)
+        {
+            tools::Rectangle aTBRect;
+            if (IsHorizontal())
+            {
+                aTBRect.SetLeft( 0 );
+                aTBRect.SetRight( aOutSz.Width() - 1 );
+                aTBRect.SetTop( range.first );
+                aTBRect.SetBottom( range.first + range.second - 1 );
+            }
+            else
+            {
+                aTBRect.SetLeft( range.first );
+                aTBRect.SetRight( range.first + range.second - 1 );
+                aTBRect.SetTop( 0 );
+                aTBRect.SetBottom( aOutSz.Height() - 1 );
+            }
+            rRenderContext.DrawNativeControl(ControlType::Toolbar, IsHorizontal() ? ControlPart::DrawBackgroundHorz : ControlPart::DrawBackgroundVert,
+                                             aTBRect, nState, aControlValue, OUString());
+        }
+    }
+}
+
+void DockingAreaWindow::Resize()
+{
+    ImplInvalidateMenubar( this );
+    if (IsNativeControlSupported(ControlType::Toolbar, ControlPart::Entire))
+        Invalidate();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/dockmgr.cxx b/vcl/source/window/dockmgr.cxx
new file mode 100644
index 000000000..f836ff2f1
--- /dev/null
+++ b/vcl/source/window/dockmgr.cxx
@@ -0,0 +1,1075 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <tools/time.hxx>
+#include <sal/log.hxx>
+#include <o3tl/deleter.hxx>
+
+#include <brdwin.hxx>
+#include <svdata.hxx>
+#include <window.h>
+
+#include <vcl/event.hxx>
+#include <vcl/toolkit/floatwin.hxx>
+#include <vcl/dockwin.hxx>
+#include <vcl/toolbox.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/timer.hxx>
+#include <vcl/settings.hxx>
+
+#include "impldockingwrapper.hxx"
+
+#define DOCKWIN_FLOATSTYLES         (WB_SIZEABLE | WB_MOVEABLE | WB_CLOSEABLE | WB_STANDALONE)
+
+namespace {
+
+class ImplDockFloatWin2 : public FloatingWindow
+{
+private:
+    ImplDockingWindowWrapper*  mpDockWin;
+    sal_uInt64      mnLastTicks;
+    Timer           m_aDockTimer;
+    Timer           m_aEndDockTimer;
+    Point           maDockPos;
+    tools::Rectangle       maDockRect;
+    bool            mbInMove;
+    ImplSVEvent *   mnLastUserEvent;
+
+    DECL_LINK(DockingHdl, void *, void);
+    DECL_LINK(DockTimerHdl, Timer *, void);
+    DECL_LINK(EndDockTimerHdl, Timer *, void);
+public:
+    ImplDockFloatWin2( vcl::Window* pParent, WinBits nWinBits,
+                      ImplDockingWindowWrapper* pDockingWin );
+    virtual ~ImplDockFloatWin2() override;
+    virtual void dispose() override;
+
+    virtual void    Move() override;
+    virtual void    Resize() override;
+    virtual void    TitleButtonClick( TitleButton nButton ) override;
+    virtual void    Resizing( Size& rSize ) override;
+    virtual bool    Close() override;
+};
+
+}
+
+ImplDockFloatWin2::ImplDockFloatWin2( vcl::Window* pParent, WinBits nWinBits,
+                                    ImplDockingWindowWrapper* pDockingWin ) :
+        FloatingWindow( pParent, nWinBits ),
+        mpDockWin( pDockingWin ),
+        mnLastTicks( tools::Time::GetSystemTicks() ),
+        m_aDockTimer("vcl::ImplDockFloatWin2 m_aDockTimer"),
+        m_aEndDockTimer( "vcl::ImplDockFloatWin2 m_aEndDockTimer" ),
+        mbInMove( false ),
+        mnLastUserEvent( nullptr )
+{
+    // copy state of DockingWindow
+    if ( pDockingWin )
+    {
+        GetOutDev()->SetSettings( pDockingWin->GetWindow()->GetSettings() );
+        Enable( pDockingWin->GetWindow()->IsEnabled(), false );
+        EnableInput( pDockingWin->GetWindow()->IsInputEnabled(), false );
+        AlwaysEnableInput( pDockingWin->GetWindow()->IsAlwaysEnableInput(), false );
+        EnableAlwaysOnTop( pDockingWin->GetWindow()->IsAlwaysOnTopEnabled() );
+        SetActivateMode( pDockingWin->GetWindow()->GetActivateMode() );
+    }
+
+    SetBackground( GetSettings().GetStyleSettings().GetFaceColor() );
+
+    m_aDockTimer.SetInvokeHandler( LINK( this, ImplDockFloatWin2, DockTimerHdl ) );
+    m_aDockTimer.SetPriority( TaskPriority::HIGH_IDLE );
+    m_aDockTimer.SetTimeout( 50 );
+
+    m_aEndDockTimer.SetInvokeHandler( LINK( this, ImplDockFloatWin2, EndDockTimerHdl ) );
+    m_aEndDockTimer.SetPriority( TaskPriority::HIGH_IDLE );
+    m_aEndDockTimer.SetTimeout( 50 );
+}
+
+ImplDockFloatWin2::~ImplDockFloatWin2()
+{
+    disposeOnce();
+}
+
+void ImplDockFloatWin2::dispose()
+{
+    if( mnLastUserEvent )
+        Application::RemoveUserEvent( mnLastUserEvent );
+    FloatingWindow::dispose();
+}
+
+IMPL_LINK_NOARG(ImplDockFloatWin2, DockTimerHdl, Timer *, void)
+{
+    SAL_WARN_IF( !mpDockWin->IsFloatingMode(), "vcl", "docktimer called but not floating" );
+
+    PointerState aState = GetPointerState();
+
+    if( aState.mnState & KEY_MOD1 )
+    {
+        // i43499 CTRL disables docking now
+        mpDockWin->GetWindow()->GetParent()->ImplGetFrameWindow()->HideTracking();
+        if( aState.mnState & ( MOUSE_LEFT | MOUSE_MIDDLE | MOUSE_RIGHT ) )
+            m_aDockTimer.Start();
+    }
+    else if( ! ( aState.mnState & ( MOUSE_LEFT | MOUSE_MIDDLE | MOUSE_RIGHT ) ) )
+    {
+        mpDockWin->GetWindow()->GetParent()->ImplGetFrameWindow()->HideTracking();
+        mpDockWin->EndDocking( maDockRect, false );
+    }
+    else
+    {
+        mpDockWin->GetWindow()->GetParent()->ImplGetFrameWindow()->ShowTracking( maDockRect, ShowTrackFlags::Big | ShowTrackFlags::TrackWindow );
+        m_aDockTimer.Start();
+    }
+}
+
+IMPL_LINK_NOARG(ImplDockFloatWin2, EndDockTimerHdl, Timer *, void)
+{
+    SAL_WARN_IF( !mpDockWin->IsFloatingMode(), "vcl", "enddocktimer called but not floating" );
+
+    PointerState aState = GetPointerState();
+    if( ! ( aState.mnState & ( MOUSE_LEFT | MOUSE_MIDDLE | MOUSE_RIGHT ) ) )
+    {
+        mpDockWin->GetWindow()->GetParent()->ImplGetFrameWindow()->HideTracking();
+        mpDockWin->EndDocking( maDockRect, true );
+    }
+    else
+        m_aEndDockTimer.Start();
+}
+
+IMPL_LINK_NOARG(ImplDockFloatWin2, DockingHdl, void*, void)
+{
+    // called during move of a floating window
+    mnLastUserEvent = nullptr;
+
+    vcl::Window *pDockingArea = mpDockWin->GetWindow()->GetParent();
+    PointerState aState = pDockingArea->GetPointerState();
+
+    bool bRealMove = true;
+    if( GetStyle() & WB_OWNERDRAWDECORATION )
+    {
+        // for windows with ownerdraw decoration
+        // we allow docking only when the window was moved
+        // by dragging its caption
+        // and ignore move request due to resizing
+        vcl::Window *pBorder = GetWindow( GetWindowType::Border );
+        if( pBorder != this )
+        {
+            tools::Rectangle aBorderRect( Point(), pBorder->GetSizePixel() );
+            sal_Int32 nLeft, nTop, nRight, nBottom;
+            GetBorder( nLeft, nTop, nRight, nBottom );
+            // limit borderrect to the caption part only and without the resizing borders
+            aBorderRect.SetBottom( aBorderRect.Top() + nTop );
+            aBorderRect.AdjustLeft(nLeft );
+            aBorderRect.AdjustRight( -nRight );
+
+            PointerState aBorderState = pBorder->GetPointerState();
+            bRealMove = aBorderRect.Contains( aBorderState.maPos );
+        }
+    }
+
+    if( mpDockWin->GetWindow()->IsVisible() &&
+        (tools::Time::GetSystemTicks() - mnLastTicks > 500) &&
+        ( aState.mnState & ( MOUSE_LEFT | MOUSE_MIDDLE | MOUSE_RIGHT ) ) &&
+        !(aState.mnState & KEY_MOD1) && // i43499 CTRL disables docking now
+        bRealMove )
+    {
+        maDockPos = pDockingArea->OutputToScreenPixel( pDockingArea->AbsoluteScreenToOutputPixel( OutputToAbsoluteScreenPixel( Point() ) ) );
+        maDockRect = tools::Rectangle( maDockPos, mpDockWin->GetSizePixel() );
+
+        // mouse pos in screen pixels
+        Point aMousePos = pDockingArea->OutputToScreenPixel( aState.maPos );
+
+        if( ! mpDockWin->IsDocking() )
+            mpDockWin->StartDocking( aMousePos, maDockRect );
+
+        bool bFloatMode = mpDockWin->Docking( aMousePos, maDockRect );
+
+        if( ! bFloatMode )
+        {
+            // indicates that the window could be docked at maDockRect
+            maDockRect.SetPos( mpDockWin->GetWindow()->GetParent()->ImplGetFrameWindow()->ScreenToOutputPixel(
+                 maDockRect.TopLeft() ) );
+            mpDockWin->GetWindow()->GetParent()->ImplGetFrameWindow()->ShowTracking( maDockRect, ShowTrackFlags::Big | ShowTrackFlags::TrackWindow );
+            m_aEndDockTimer.Stop();
+            m_aDockTimer.Invoke();
+        }
+        else
+        {
+            mpDockWin->GetWindow()->GetParent()->ImplGetFrameWindow()->HideTracking();
+            m_aDockTimer.Stop();
+            m_aEndDockTimer.Invoke();
+        }
+    }
+    mbInMove = false;
+}
+
+void ImplDockFloatWin2::Move()
+{
+    if( mbInMove )
+        return;
+
+    mbInMove = true;
+    FloatingWindow::Move();
+    mpDockWin->GetWindow()->Move();
+
+    /*
+     *  note: the window should only dock if KEY_MOD1 is pressed
+     *  and the user releases all mouse buttons. The real problem here
+     *  is that we don't get mouse events (at least not on X)
+     *  if the mouse is on the decoration. So we have to start an
+     *  awkward timer based process that polls the modifier/buttons
+     *  to see whether they are in the right condition shortly after the
+     *  last Move message.
+     */
+    if( ! mnLastUserEvent )
+        mnLastUserEvent = Application::PostUserEvent( LINK( this, ImplDockFloatWin2, DockingHdl ), nullptr, true );
+}
+
+void ImplDockFloatWin2::Resize()
+{
+    // forwarding of resize only required if we have no borderwindow ( GetWindow() then returns 'this' )
+    if( GetWindow( GetWindowType::Border ) == this )
+    {
+        FloatingWindow::Resize();
+        Size aSize( GetSizePixel() );
+        mpDockWin->GetWindow()->ImplPosSizeWindow( 0, 0, aSize.Width(), aSize.Height(), PosSizeFlags::PosSize ); // TODO: is this needed ???
+    }
+}
+
+void ImplDockFloatWin2::TitleButtonClick( TitleButton nButton )
+{
+    FloatingWindow::TitleButtonClick( nButton );
+    mpDockWin->TitleButtonClick( nButton );
+}
+
+void ImplDockFloatWin2::Resizing( Size& rSize )
+{
+    FloatingWindow::Resizing( rSize );
+    mpDockWin->Resizing( rSize );
+}
+
+bool ImplDockFloatWin2::Close()
+{
+    return true;
+}
+
+DockingManager::DockingManager()
+{
+}
+
+DockingManager::~DockingManager()
+{
+}
+
+ImplDockingWindowWrapper* DockingManager::GetDockingWindowWrapper( const vcl::Window *pWindow )
+{
+    for( const auto& xWrapper : mvDockingWindows )
+    {
+        if (xWrapper && xWrapper->mpDockingWindow == pWindow)
+            return xWrapper.get();
+    }
+    return nullptr;
+}
+
+bool DockingManager::IsDockable( const vcl::Window *pWindow )
+{
+    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
+
+    /*
+    if( pWindow->HasDockingHandler() )
+        return true;
+    */
+    return (pWrapper != nullptr);
+}
+
+bool DockingManager::IsFloating( const vcl::Window *pWindow )
+{
+    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
+    if( pWrapper )
+        return pWrapper->IsFloatingMode();
+    else
+        return false;
+}
+
+bool DockingManager::IsLocked( const vcl::Window *pWindow )
+{
+    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
+    return pWrapper && pWrapper->IsLocked();
+}
+
+void DockingManager::Lock( const vcl::Window *pWindow )
+{
+    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
+    if( pWrapper )
+        pWrapper->Lock();
+}
+
+void DockingManager::Unlock( const vcl::Window *pWindow )
+{
+    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
+    if( pWrapper )
+        pWrapper->Unlock();
+}
+
+void DockingManager::SetFloatingMode( const vcl::Window *pWindow, bool bFloating )
+{
+    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
+    if( pWrapper )
+        pWrapper->SetFloatingMode( bFloating );
+}
+
+void DockingManager::StartPopupMode( const vcl::Window *pWindow, const tools::Rectangle& rRect, FloatWinPopupFlags nFlags )
+{
+    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
+    if( pWrapper )
+        pWrapper->StartPopupMode( rRect, nFlags );
+}
+
+void DockingManager::StartPopupMode( ToolBox *pParentToolBox, const vcl::Window *pWindow, FloatWinPopupFlags nFlags )
+{
+    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
+    if( pWrapper )
+        pWrapper->StartPopupMode( pParentToolBox, nFlags );
+}
+
+void DockingManager::StartPopupMode( ToolBox *pParentToolBox, const vcl::Window *pWindow )
+{
+    StartPopupMode( pParentToolBox, pWindow, FloatWinPopupFlags::AllowTearOff         |
+                    FloatWinPopupFlags::AllMouseButtonClose  |
+                    FloatWinPopupFlags::NoMouseUpClose );
+}
+
+bool DockingManager::IsInPopupMode( const vcl::Window *pWindow )
+{
+    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
+    return pWrapper && pWrapper->IsInPopupMode();
+}
+
+void DockingManager::EndPopupMode( const vcl::Window *pWin )
+{
+    ImplDockingWindowWrapper *pWrapper = GetDockingWindowWrapper( pWin );
+    if( pWrapper && pWrapper->GetFloatingWindow() && static_cast<FloatingWindow*>(pWrapper->GetFloatingWindow())->IsInPopupMode() )
+        static_cast<FloatingWindow*>(pWrapper->GetFloatingWindow())->EndPopupMode();
+}
+
+SystemWindow* DockingManager::GetFloatingWindow(const vcl::Window *pWin)
+{
+    ImplDockingWindowWrapper *pWrapper = GetDockingWindowWrapper( pWin );
+    if (pWrapper)
+        return pWrapper->GetFloatingWindow();
+    return nullptr;
+}
+
+void DockingManager::SetPopupModeEndHdl( const vcl::Window *pWindow, const Link<FloatingWindow*,void>& rLink )
+{
+    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
+    if( pWrapper )
+        pWrapper->SetPopupModeEndHdl(rLink);
+}
+
+void DockingManager::AddWindow( const vcl::Window *pWindow )
+{
+    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
+    if( pWrapper )
+        return;
+    mvDockingWindows.emplace_back( new ImplDockingWindowWrapper( pWindow ) );
+}
+
+void DockingManager::RemoveWindow( const vcl::Window *pWindow )
+{
+    for( auto it = mvDockingWindows.begin(); it != mvDockingWindows.end(); ++it )
+    {
+        const auto& xWrapper = *it;
+        if (xWrapper && xWrapper->mpDockingWindow == pWindow)
+        {
+            // deleting wrappers calls set of actions which may want to use
+            // wrapper we want to delete - avoid crash using temporary owner
+            // while erasing
+            auto pTemporaryOwner = std::move(*it);
+            mvDockingWindows.erase( it );
+            break;
+        }
+    }
+}
+
+void DockingManager::SetPosSizePixel( vcl::Window const *pWindow, tools::Long nX, tools::Long nY,
+                                    tools::Long nWidth, tools::Long nHeight,
+                                    PosSizeFlags nFlags )
+{
+    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
+    if( pWrapper )
+        pWrapper->setPosSizePixel( nX, nY, nWidth, nHeight, nFlags );
+}
+
+tools::Rectangle DockingManager::GetPosSizePixel( const vcl::Window *pWindow )
+{
+    tools::Rectangle aRect;
+    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
+    if( pWrapper )
+        aRect = tools::Rectangle( pWrapper->GetPosPixel(), pWrapper->GetSizePixel() );
+
+    return aRect;
+}
+
+class ImplPopupFloatWin : public FloatingWindow
+{
+private:
+    bool mbToolBox;
+
+public:
+    ImplPopupFloatWin( vcl::Window* pParent, bool bToolBox );
+    virtual ~ImplPopupFloatWin() override;
+    virtual css::uno::Reference< css::accessibility::XAccessible > CreateAccessible() override;
+};
+
+ImplPopupFloatWin::ImplPopupFloatWin( vcl::Window* pParent, bool bToolBox ) :
+    FloatingWindow( pParent, bToolBox ? WB_BORDER | WB_POPUP | WB_SYSTEMWINDOW | WB_NOSHADOW : WB_STDPOPUP ),
+    mbToolBox( bToolBox )
+{
+    if ( bToolBox )
+    {
+        // indicate window type, required for accessibility
+        // which should not see this window as a toplevel window
+        mpWindowImpl->mbToolbarFloatingWindow = true;
+    }
+}
+
+ImplPopupFloatWin::~ImplPopupFloatWin()
+{
+    disposeOnce();
+}
+
+css::uno::Reference< css::accessibility::XAccessible > ImplPopupFloatWin::CreateAccessible()
+{
+    if ( !mbToolBox )
+        return FloatingWindow::CreateAccessible();
+
+    // switch off direct accessibility support for this window
+
+    // this is to avoid appearance of this window as standalone window in the accessibility hierarchy
+    // as this window is only used as a helper for subtoolbars that are not teared-off, the parent toolbar
+    // has to provide accessibility support (as implemented in the toolkit)
+    // so the contained toolbar should appear as child of the corresponding toolbar item of the parent toolbar
+    return css::uno::Reference< css::accessibility::XAccessible >();
+}
+
+ImplDockingWindowWrapper::ImplDockingWindowWrapper( const vcl::Window *pWindow )
+    : mpDockingWindow(const_cast<vcl::Window*>(pWindow))
+    , mpFloatWin(nullptr)
+    , mpOldBorderWin(nullptr)
+    , mpParent(pWindow->GetParent())
+    , maMaxOutSize( SHRT_MAX, SHRT_MAX )
+    , mnTrackX(0)
+    , mnTrackY(0)
+    , mnTrackWidth(0)
+    , mnTrackHeight(0)
+    , mnDockLeft(0)
+    , mnDockTop(0)
+    , mnDockRight(0)
+    , mnDockBottom(0)
+    , mnFloatBits(WB_BORDER | WB_CLOSEABLE | WB_SIZEABLE | (pWindow->GetStyle() & DOCKWIN_FLOATSTYLES))
+    , mbDockCanceled(false)
+    , mbDocking(false)
+    , mbLastFloatMode(false)
+    , mbDockBtn(false)
+    , mbHideBtn(false)
+    // must be enabled in Window::Notify to prevent permanent docking during mouse move
+    , mbStartDockingEnabled(false)
+    , mbLocked(false)
+{
+    assert(mpDockingWindow);
+    DockingWindow *pDockWin = dynamic_cast< DockingWindow* > ( mpDockingWindow.get() );
+    if( pDockWin )
+        mnFloatBits = pDockWin->GetFloatStyle();
+}
+
+ImplDockingWindowWrapper::~ImplDockingWindowWrapper()
+{
+    if ( IsFloatingMode() )
+    {
+        GetWindow()->Show( false, ShowFlags::NoFocusChange );
+        SetFloatingMode(false);
+    }
+}
+
+void ImplDockingWindowWrapper::ImplStartDocking( const Point& rPos )
+{
+    if( !mbStartDockingEnabled )
+        return;
+
+    maMouseOff      = rPos;
+    mbDocking       = true;
+    mbLastFloatMode = IsFloatingMode();
+
+    // calculate FloatingBorder
+    VclPtr<FloatingWindow> pWin;
+    if ( mpFloatWin )
+        pWin = mpFloatWin;
+    else
+        pWin = VclPtr<ImplDockFloatWin2>::Create( mpParent, mnFloatBits, nullptr );
+    pWin->GetBorder( mnDockLeft, mnDockTop, mnDockRight, mnDockBottom );
+    if ( !mpFloatWin )
+        pWin.disposeAndClear();
+
+    Point   aPos    = GetWindow()->ImplOutputToFrame( Point() );
+    Size    aSize   = GetWindow()->GetOutputSizePixel();
+    mnTrackX        = aPos.X();
+    mnTrackY        = aPos.Y();
+    mnTrackWidth    = aSize.Width();
+    mnTrackHeight   = aSize.Height();
+
+    if ( mbLastFloatMode )
+    {
+        maMouseOff.AdjustX(mnDockLeft );
+        maMouseOff.AdjustY(mnDockTop );
+        mnTrackX        -= mnDockLeft;
+        mnTrackY        -= mnDockTop;
+        mnTrackWidth    += mnDockLeft+mnDockRight;
+        mnTrackHeight   += mnDockTop+mnDockBottom;
+    }
+
+    vcl::Window *pDockingArea = GetWindow()->GetParent();
+    vcl::Window::PointerState aState = pDockingArea->GetPointerState();
+
+    // mouse pos in screen pixels
+    Point aMousePos = pDockingArea->OutputToScreenPixel( aState.maPos );
+    Point aDockPos = pDockingArea->AbsoluteScreenToOutputPixel( GetWindow()->OutputToAbsoluteScreenPixel( GetWindow()->GetPosPixel() ) );
+    tools::Rectangle aDockRect( aDockPos, GetWindow()->GetSizePixel() );
+    StartDocking( aMousePos, aDockRect );
+
+    GetWindow()->ImplUpdateAll();
+    GetWindow()->ImplGetFrameWindow()->ImplUpdateAll();
+
+    GetWindow()->StartTracking( StartTrackingFlags::KeyMod );
+}
+
+void ImplDockingWindowWrapper::Tracking( const TrackingEvent& rTEvt )
+{
+    // used during docking of a currently docked window
+    if ( !mbDocking )
+        return;
+
+    if ( rTEvt.IsTrackingEnded() )
+    {
+        mbDocking = false;
+        GetWindow()->HideTracking();
+        if ( rTEvt.IsTrackingCanceled() )
+        {
+            mbDockCanceled = true;
+            EndDocking( tools::Rectangle( Point( mnTrackX, mnTrackY ), Size( mnTrackWidth, mnTrackHeight ) ), mbLastFloatMode );
+            mbDockCanceled = false;
+        }
+        else
+            EndDocking( tools::Rectangle( Point( mnTrackX, mnTrackY ), Size( mnTrackWidth, mnTrackHeight ) ), mbLastFloatMode );
+    }
+    // Docking only upon non-synthetic MouseEvents
+    else if ( !rTEvt.GetMouseEvent().IsSynthetic() || rTEvt.GetMouseEvent().IsModifierChanged() )
+    {
+        Point   aMousePos = rTEvt.GetMouseEvent().GetPosPixel();
+        Point   aFrameMousePos = GetWindow()->ImplOutputToFrame( aMousePos );
+        Size    aFrameSize = GetWindow()->ImplGetFrameWindow()->GetOutputSizePixel();
+        if ( aFrameMousePos.X() < 0 )
+            aFrameMousePos.setX( 0 );
+        if ( aFrameMousePos.Y() < 0 )
+            aFrameMousePos.setY( 0 );
+        if ( aFrameMousePos.X() > aFrameSize.Width()-1 )
+            aFrameMousePos.setX( aFrameSize.Width()-1 );
+        if ( aFrameMousePos.Y() > aFrameSize.Height()-1 )
+            aFrameMousePos.setY( aFrameSize.Height()-1 );
+        aMousePos = GetWindow()->ImplFrameToOutput( aFrameMousePos );
+        aMousePos.AdjustX( -(maMouseOff.X()) );
+        aMousePos.AdjustY( -(maMouseOff.Y()) );
+        Point aPos = GetWindow()->ImplOutputToFrame( aMousePos );
+        tools::Rectangle aTrackRect( aPos, Size( mnTrackWidth, mnTrackHeight ) );
+        tools::Rectangle aCompRect = aTrackRect;
+        aPos.AdjustX(maMouseOff.X() );
+        aPos.AdjustY(maMouseOff.Y() );
+
+        bool bFloatMode = Docking( aPos, aTrackRect );
+
+        if ( mbLastFloatMode != bFloatMode )
+        {
+            if ( bFloatMode )
+            {
+                aTrackRect.AdjustLeft( -mnDockLeft );
+                aTrackRect.AdjustTop( -mnDockTop );
+                aTrackRect.AdjustRight(mnDockRight );
+                aTrackRect.AdjustBottom(mnDockBottom );
+            }
+            else
+            {
+                if ( aCompRect == aTrackRect )
+                {
+                    aTrackRect.AdjustLeft(mnDockLeft );
+                    aTrackRect.AdjustTop(mnDockTop );
+                    aTrackRect.AdjustRight( -mnDockRight );
+                    aTrackRect.AdjustBottom( -mnDockBottom );
+                }
+            }
+            mbLastFloatMode = bFloatMode;
+        }
+
+        ShowTrackFlags nTrackStyle;
+        if ( bFloatMode )
+            nTrackStyle = ShowTrackFlags::Object;
+        else
+            nTrackStyle = ShowTrackFlags::Big;
+        tools::Rectangle aShowTrackRect = aTrackRect;
+        aShowTrackRect.SetPos( GetWindow()->ImplFrameToOutput( aShowTrackRect.TopLeft() ) );
+
+        GetWindow()->ShowTracking( aShowTrackRect, nTrackStyle );
+
+        // calculate mouse offset again, as the rectangle was changed
+        maMouseOff.setX( aPos.X() - aTrackRect.Left() );
+        maMouseOff.setY( aPos.Y() - aTrackRect.Top() );
+
+        mnTrackX        = aTrackRect.Left();
+        mnTrackY        = aTrackRect.Top();
+        mnTrackWidth    = aTrackRect.GetWidth();
+        mnTrackHeight   = aTrackRect.GetHeight();
+    }
+}
+
+void ImplDockingWindowWrapper::StartDocking( const Point& rPoint, tools::Rectangle const & rRect )
+{
+    DockingData data( rPoint, rRect, IsFloatingMode() );
+
+    GetWindow()->CallEventListeners( VclEventId::WindowStartDocking, &data );
+    mbDocking = true;
+}
+
+bool ImplDockingWindowWrapper::Docking( const Point& rPoint, tools::Rectangle& rRect )
+{
+    DockingData data( rPoint, rRect, IsFloatingMode() );
+
+    GetWindow()->CallEventListeners( VclEventId::WindowDocking, &data );
+    rRect = data.maTrackRect;
+    return data.mbFloating;
+}
+
+void ImplDockingWindowWrapper::EndDocking( const tools::Rectangle& rRect, bool bFloatMode )
+{
+    tools::Rectangle aRect( rRect );
+
+    bool bOrigDockCanceled = mbDockCanceled;
+    if (bFloatMode && !StyleSettings::GetDockingFloatsSupported())
+        mbDockCanceled = true;
+
+    if ( !IsDockingCanceled() )
+    {
+        bool bShow = false;
+        if ( bFloatMode != IsFloatingMode() )
+        {
+            GetWindow()->Show( false, ShowFlags::NoFocusChange );
+            SetFloatingMode( bFloatMode );
+            bShow = true;
+            if ( bFloatMode )
+            {
+                // #i44800# always use outputsize - as in all other places
+                mpFloatWin->SetOutputSizePixel( aRect.GetSize() );
+                mpFloatWin->SetPosPixel( aRect.TopLeft() );
+            }
+        }
+        if ( !bFloatMode )
+        {
+            Point aPos = aRect.TopLeft();
+            aPos = GetWindow()->GetParent()->ScreenToOutputPixel( aPos );
+            GetWindow()->SetPosSizePixel( aPos, aRect.GetSize() );
+        }
+
+        if ( bShow )
+            GetWindow()->Show( true, ShowFlags::NoFocusChange | ShowFlags::NoActivate );
+    }
+
+    EndDockingData data( aRect, IsFloatingMode(), IsDockingCanceled() );
+    GetWindow()->CallEventListeners( VclEventId::WindowEndDocking, &data );
+
+    mbDocking = false;
+
+    // must be enabled in Window::Notify to prevent permanent docking during mouse move
+    mbStartDockingEnabled = false;
+
+    mbDockCanceled = bOrigDockCanceled;
+}
+
+bool ImplDockingWindowWrapper::PrepareToggleFloatingMode()
+{
+    bool bFloating = true;
+    GetWindow()->CallEventListeners( VclEventId::WindowPrepareToggleFloating, &bFloating );
+    return bFloating;
+}
+
+void ImplDockingWindowWrapper::ToggleFloatingMode()
+{
+    // notify dockingwindow/toolbox
+    // note: this must be done *before* notifying the
+    //       listeners to have the toolbox in the proper state
+    if( GetWindow()->IsDockingWindow() )
+        static_cast<DockingWindow*>(GetWindow())->ToggleFloatingMode();
+
+    // now notify listeners
+    GetWindow()->CallEventListeners( VclEventId::WindowToggleFloating );
+
+    // must be enabled in Window::Notify to prevent permanent docking during mouse move
+    mbStartDockingEnabled = false;
+}
+
+void ImplDockingWindowWrapper::TitleButtonClick( TitleButton nType )
+{
+    if( nType == TitleButton::Menu )
+    {
+        ToolBox *pToolBox = dynamic_cast< ToolBox* >( GetWindow() );
+        if( pToolBox )
+        {
+            pToolBox->ExecuteCustomMenu();
+        }
+    }
+    if( nType == TitleButton::Docking )
+    {
+        SetFloatingMode( !IsFloatingMode() );
+    }
+}
+
+void ImplDockingWindowWrapper::Resizing( Size& rSize )
+{
+    // TODO: add virtual Resizing() to class Window, so we can get rid of class DockingWindow
+    DockingWindow *pDockingWindow = dynamic_cast< DockingWindow* >( GetWindow() );
+    if( pDockingWindow )
+        pDockingWindow->Resizing( rSize );
+}
+
+void ImplDockingWindowWrapper::ShowMenuTitleButton( bool bVisible )
+{
+    if ( mpFloatWin )
+        mpFloatWin->ShowTitleButton( TitleButton::Menu, bVisible );
+}
+
+void ImplDockingWindowWrapper::ImplPreparePopupMode()
+{
+    VclPtr<vcl::Window> xWindow = GetWindow();
+    xWindow->Show( false, ShowFlags::NoFocusChange );
+
+    // prepare reparenting
+    vcl::Window* pRealParent = xWindow->GetWindow( GetWindowType::Parent );
+    mpOldBorderWin = xWindow->GetWindow( GetWindowType::Border );
+    if( mpOldBorderWin.get() == xWindow )
+        mpOldBorderWin = nullptr;  // no border window found
+
+    // the new parent for popup mode
+    VclPtrInstance<ImplPopupFloatWin> pWin( mpParent, xWindow->GetType() == WindowType::TOOLBOX );
+    pWin->SetPopupModeEndHdl( LINK( this, ImplDockingWindowWrapper, PopupModeEnd ) );
+
+    // At least for DockingWindow, GetText() has a side effect of setting deferred
+    // properties. This must be done before setting the border window (see below),
+    // so that the border width will end up in mpWindowImpl->mnBorderWidth, not in
+    // the border window (See DockingWindow::setPosSizeOnContainee() and
+    // DockingWindow::GetOptimalSize()).
+    pWin->SetText( xWindow->GetText() );
+    pWin->SetOutputSizePixel( xWindow->GetSizePixel() );
+
+    xWindow->mpWindowImpl->mpBorderWindow  = nullptr;
+    xWindow->mpWindowImpl->mnLeftBorder    = 0;
+    xWindow->mpWindowImpl->mnTopBorder     = 0;
+    xWindow->mpWindowImpl->mnRightBorder   = 0;
+    xWindow->mpWindowImpl->mnBottomBorder  = 0;
+
+    // reparent borderwindow and window
+    if ( mpOldBorderWin )
+        mpOldBorderWin->SetParent( pWin );
+    xWindow->SetParent( pWin );
+
+    // correct border window pointers
+    xWindow->mpWindowImpl->mpBorderWindow = pWin;
+    pWin->mpWindowImpl->mpClientWindow = xWindow;
+    xWindow->mpWindowImpl->mpRealParent = pRealParent;
+
+    // set mpFloatWin not until all window positioning is done !!!
+    // (SetPosPixel etc. check for valid mpFloatWin pointer)
+    mpFloatWin = pWin;
+}
+
+void ImplDockingWindowWrapper::StartPopupMode( ToolBox *pParentToolBox, FloatWinPopupFlags nFlags )
+{
+    // do nothing if window is floating
+    if( IsFloatingMode() )
+        return;
+
+    ImplPreparePopupMode();
+
+    // don't allow tearoff, if globally disabled
+    if( !StyleSettings::GetDockingFloatsSupported() )
+        nFlags &= ~FloatWinPopupFlags::AllowTearOff;
+
+    // if the subtoolbar was opened via keyboard make sure that key events
+    // will go into subtoolbar
+    if( pParentToolBox->IsKeyEvent() )
+        nFlags |= FloatWinPopupFlags::GrabFocus;
+
+    mpFloatWin->StartPopupMode( pParentToolBox, nFlags );
+    GetWindow()->Show();
+
+    if( pParentToolBox->IsKeyEvent() )
+    {
+        // send HOME key to subtoolbar in order to select first item
+        KeyEvent aEvent( 0, vcl::KeyCode( KEY_HOME ) );
+        GetWindow()->KeyInput(aEvent);
+    }
+}
+
+void ImplDockingWindowWrapper::StartPopupMode( const tools::Rectangle& rRect, FloatWinPopupFlags nFlags )
+{
+    // do nothing if window is floating
+    if( IsFloatingMode() )
+        return;
+
+    ImplPreparePopupMode();
+    mpFloatWin->StartPopupMode( rRect, nFlags );
+    GetWindow()->Show();
+}
+
+IMPL_LINK_NOARG(ImplDockingWindowWrapper, PopupModeEnd, FloatingWindow*, void)
+{
+    VclPtr<vcl::Window> xWindow = GetWindow();
+    xWindow->Show( false, ShowFlags::NoFocusChange );
+
+    // set parameter for handler before destroying floating window
+    EndPopupModeData aData( mpFloatWin->GetWindow( GetWindowType::Border )->GetPosPixel(), mpFloatWin->IsPopupModeTearOff() );
+
+    // before deleting change parent back, so we can delete the floating window alone
+    vcl::Window* pRealParent = xWindow->GetWindow( GetWindowType::Parent );
+    xWindow->mpWindowImpl->mpBorderWindow = nullptr;
+    if ( mpOldBorderWin )
+    {
+        xWindow->SetParent( mpOldBorderWin );
+        static_cast<ImplBorderWindow*>(mpOldBorderWin.get())->GetBorder(
+            xWindow->mpWindowImpl->mnLeftBorder, xWindow->mpWindowImpl->mnTopBorder,
+            xWindow->mpWindowImpl->mnRightBorder, xWindow->mpWindowImpl->mnBottomBorder );
+        mpOldBorderWin->Resize();
+    }
+    xWindow->mpWindowImpl->mpBorderWindow = mpOldBorderWin;
+    xWindow->SetParent( pRealParent );
+    xWindow->mpWindowImpl->mpRealParent = pRealParent;
+
+    // take ownership to local variable to protect against maPopupModeEndHdl destroying this object
+    auto xFloatWin = std::move(mpFloatWin);
+    maPopupModeEndHdl.Call(xFloatWin);
+    xFloatWin.disposeAndClear();
+
+    // call handler - which will destroy the window and thus the wrapper as well !
+    xWindow->CallEventListeners( VclEventId::WindowEndPopupMode, &aData );
+}
+
+bool ImplDockingWindowWrapper::IsInPopupMode() const
+{
+    if( GetFloatingWindow() )
+        return static_cast<FloatingWindow*>(GetFloatingWindow())->IsInPopupMode();
+    else
+        return false;
+}
+
+void ImplDockingWindowWrapper::SetFloatingMode( bool bFloatMode )
+{
+    // do nothing if window is docked and locked
+    if( !IsFloatingMode() && IsLocked() )
+        return;
+
+    if ( IsFloatingMode() == bFloatMode )
+        return;
+
+    if ( !PrepareToggleFloatingMode() )
+        return;
+
+    bool bVisible = GetWindow()->IsVisible();
+
+    if ( bFloatMode )
+    {
+        GetWindow()->Show( false, ShowFlags::NoFocusChange );
+
+        maDockPos = GetWindow()->GetPosPixel();
+
+        vcl::Window* pRealParent = GetWindow()->GetWindow( GetWindowType::Parent );
+        mpOldBorderWin = GetWindow()->GetWindow( GetWindowType::Border );
+        if( mpOldBorderWin == mpDockingWindow )
+            mpOldBorderWin = nullptr;  // no border window found
+
+        VclPtrInstance<ImplDockFloatWin2> pWin(
+                                 mpParent,
+                                 mnFloatBits & ( WB_MOVEABLE | WB_SIZEABLE | WB_CLOSEABLE ) ?
+                                  mnFloatBits | WB_SYSTEMWINDOW
+                                  | WB_OWNERDRAWDECORATION
+                                  : mnFloatBits,
+                                 this );
+
+        // At least for DockingWindow, GetText() has a side effect of setting deferred
+        // properties. This must be done before setting the border window (see below),
+        // so that the border width will end up in mpWindowImpl->mnBorderWidth, not in
+        // the border window (See DockingWindow::setPosSizeOnContainee() and
+        // DockingWindow::GetOptimalSize()).
+        pWin->SetText( GetWindow()->GetText() );
+
+        GetWindow()->mpWindowImpl->mpBorderWindow  = nullptr;
+        GetWindow()->mpWindowImpl->mnLeftBorder    = 0;
+        GetWindow()->mpWindowImpl->mnTopBorder     = 0;
+        GetWindow()->mpWindowImpl->mnRightBorder   = 0;
+        GetWindow()->mpWindowImpl->mnBottomBorder  = 0;
+
+        // if the parent gets destroyed, we also have to reset the parent of the BorderWindow
+        if ( mpOldBorderWin )
+            mpOldBorderWin->SetParent( pWin );
+        GetWindow()->SetParent( pWin );
+        pWin->SetPosPixel( Point() );
+
+        GetWindow()->mpWindowImpl->mpBorderWindow = pWin;
+        pWin->mpWindowImpl->mpClientWindow = mpDockingWindow;
+        GetWindow()->mpWindowImpl->mpRealParent = pRealParent;
+
+        pWin->SetOutputSizePixel( GetWindow()->GetSizePixel() );
+        pWin->SetPosPixel( maFloatPos );
+        // pass on DockingData to FloatingWindow
+        pWin->ShowTitleButton( TitleButton::Docking, mbDockBtn );
+        pWin->ShowTitleButton( TitleButton::Hide, mbHideBtn );
+        pWin->SetMinOutputSizePixel( maMinOutSize );
+        pWin->SetMaxOutputSizePixel( maMaxOutSize );
+
+        mpFloatWin      = pWin;
+
+        if ( bVisible )
+            GetWindow()->Show( true, ShowFlags::NoFocusChange | ShowFlags::NoActivate );
+
+        ToggleFloatingMode();
+    }
+    else
+    {
+        GetWindow()->Show( false, ShowFlags::NoFocusChange );
+
+        // store FloatingData in FloatingWindow
+        maFloatPos      = mpFloatWin->GetPosPixel();
+        mbDockBtn       = mpFloatWin->IsTitleButtonVisible( TitleButton::Docking );
+        mbHideBtn       = mpFloatWin->IsTitleButtonVisible( TitleButton::Hide );
+        maMinOutSize    = mpFloatWin->GetMinOutputSizePixel();
+        maMaxOutSize    = mpFloatWin->GetMaxOutputSizePixel();
+
+        vcl::Window* pRealParent = GetWindow()->GetWindow( GetWindowType::Parent ); //mpWindowImpl->mpRealParent;
+        GetWindow()->mpWindowImpl->mpBorderWindow = nullptr;
+        if ( mpOldBorderWin )
+        {
+            GetWindow()->SetParent( mpOldBorderWin );
+            static_cast<ImplBorderWindow*>(mpOldBorderWin.get())->GetBorder(
+                GetWindow()->mpWindowImpl->mnLeftBorder, GetWindow()->mpWindowImpl->mnTopBorder,
+                GetWindow()->mpWindowImpl->mnRightBorder, GetWindow()->mpWindowImpl->mnBottomBorder );
+            mpOldBorderWin->Resize();
+        }
+        GetWindow()->mpWindowImpl->mpBorderWindow = mpOldBorderWin;
+        GetWindow()->SetParent( pRealParent );
+        GetWindow()->mpWindowImpl->mpRealParent = pRealParent;
+
+        mpFloatWin.disposeAndClear();
+        GetWindow()->SetPosPixel( maDockPos );
+
+        if ( bVisible )
+            GetWindow()->Show();
+
+        ToggleFloatingMode();
+
+    }
+}
+
+void ImplDockingWindowWrapper::SetFloatStyle( WinBits nStyle )
+{
+    mnFloatBits = nStyle;
+}
+
+
+void ImplDockingWindowWrapper::setPosSizePixel( tools::Long nX, tools::Long nY,
+                                     tools::Long nWidth, tools::Long nHeight,
+                                     PosSizeFlags nFlags )
+{
+    if ( mpFloatWin )
+        mpFloatWin->setPosSizePixel( nX, nY, nWidth, nHeight, nFlags );
+    else
+        GetWindow()->setPosSizePixel( nX, nY, nWidth, nHeight, nFlags );
+}
+
+Point ImplDockingWindowWrapper::GetPosPixel() const
+{
+    if ( mpFloatWin )
+        return mpFloatWin->GetPosPixel();
+    else
+        return mpDockingWindow->GetPosPixel();
+}
+
+Size ImplDockingWindowWrapper::GetSizePixel() const
+{
+    if ( mpFloatWin )
+        return mpFloatWin->GetSizePixel();
+    else
+        return mpDockingWindow->GetSizePixel();
+}
+
+// old inlines from DockingWindow
+
+void ImplDockingWindowWrapper::SetMinOutputSizePixel( const Size& rSize )
+{
+    if ( mpFloatWin )
+        mpFloatWin->SetMinOutputSizePixel( rSize );
+    maMinOutSize = rSize;
+}
+
+void ImplDockingWindowWrapper::SetMaxOutputSizePixel( const Size& rSize )
+{
+    if ( mpFloatWin )
+        mpFloatWin->SetMaxOutputSizePixel( rSize );
+    maMaxOutSize = rSize;
+}
+
+bool ImplDockingWindowWrapper::IsFloatingMode() const
+{
+    return (mpFloatWin != nullptr);
+}
+
+void    ImplDockingWindowWrapper::SetDragArea( const tools::Rectangle& rRect )
+{
+    maDragArea = rRect;
+}
+
+
+void ImplDockingWindowWrapper::Lock()
+{
+    mbLocked = true;
+    // only toolbars support locking
+    ToolBox *pToolBox = dynamic_cast< ToolBox * >( GetWindow() );
+    if( pToolBox )
+        pToolBox->Lock( mbLocked );
+}
+
+void ImplDockingWindowWrapper::Unlock()
+{
+    mbLocked = false;
+    // only toolbars support locking
+    ToolBox *pToolBox = dynamic_cast< ToolBox * >( GetWindow() );
+    if( pToolBox )
+        pToolBox->Lock( mbLocked );
+}
+
+SystemWindow* ImplDockingWindowWrapper::GetFloatingWindow() const
+{
+    return mpFloatWin;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/dockwin.cxx b/vcl/source/window/dockwin.cxx
new file mode 100644
index 000000000..fb216913b
--- /dev/null
+++ b/vcl/source/window/dockwin.cxx
@@ -0,0 +1,1147 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <tools/time.hxx>
+#include <sal/log.hxx>
+#include <vcl/event.hxx>
+#include <vcl/toolkit/floatwin.hxx>
+#include <vcl/layout.hxx>
+#include <vcl/dockwin.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/timer.hxx>
+#include <vcl/idle.hxx>
+#include <vcl/settings.hxx>
+#include <comphelper/lok.hxx>
+
+#include <accel.hxx>
+#include <svdata.hxx>
+#include <window.h>
+#include <brdwin.hxx>
+
+#include "impldockingwrapper.hxx"
+
+#define DOCKWIN_FLOATSTYLES         (WB_SIZEABLE | WB_MOVEABLE | WB_CLOSEABLE | WB_STANDALONE)
+
+class DockingWindow::ImplData
+{
+public:
+    ImplData();
+
+    VclPtr<vcl::Window> mpParent;
+    Size                maMaxOutSize;
+};
+
+DockingWindow::ImplData::ImplData()
+{
+    mpParent = nullptr;
+    maMaxOutSize = Size( SHRT_MAX, SHRT_MAX );
+}
+
+namespace {
+
+class ImplDockFloatWin : public FloatingWindow
+{
+private:
+    VclPtr<DockingWindow> mpDockWin;
+    sal_uInt64      mnLastTicks;
+    Idle            maDockIdle;
+    Point           maDockPos;
+    tools::Rectangle       maDockRect;
+    bool            mbInMove;
+    ImplSVEvent *   mnLastUserEvent;
+
+    DECL_LINK(DockingHdl, void *, void);
+    DECL_LINK(DockTimerHdl, Timer *, void);
+public:
+    ImplDockFloatWin( vcl::Window* pParent, WinBits nWinBits,
+                      DockingWindow* pDockingWin );
+    virtual ~ImplDockFloatWin() override;
+    virtual void dispose() override;
+
+    virtual void    Move() override;
+    virtual void    Resize() override;
+    virtual void    Resizing( Size& rSize ) override;
+    virtual bool    Close() override;
+};
+
+}
+
+ImplDockFloatWin::ImplDockFloatWin( vcl::Window* pParent, WinBits nWinBits,
+                                    DockingWindow* pDockingWin ) :
+        FloatingWindow( pParent, nWinBits ),
+        mpDockWin( pDockingWin ),
+        mnLastTicks( tools::Time::GetSystemTicks() ),
+        maDockIdle( "vcl::ImplDockFloatWin maDockIdle" ),
+        mbInMove( false ),
+        mnLastUserEvent( nullptr )
+{
+    // copy settings of DockingWindow
+    if ( pDockingWin )
+    {
+        GetOutDev()->SetSettings( pDockingWin->GetSettings() );
+        Enable( pDockingWin->IsEnabled(), false );
+        EnableInput( pDockingWin->IsInputEnabled(), false );
+        AlwaysEnableInput( pDockingWin->IsAlwaysEnableInput(), false );
+        EnableAlwaysOnTop( pDockingWin->IsAlwaysOnTopEnabled() );
+        SetActivateMode( pDockingWin->GetActivateMode() );
+    }
+
+    SetBackground();
+
+    maDockIdle.SetInvokeHandler( LINK( this, ImplDockFloatWin, DockTimerHdl ) );
+    maDockIdle.SetPriority( TaskPriority::HIGH_IDLE );
+}
+
+ImplDockFloatWin::~ImplDockFloatWin()
+{
+    disposeOnce();
+}
+
+void ImplDockFloatWin::dispose()
+{
+    if( mnLastUserEvent )
+        Application::RemoveUserEvent( mnLastUserEvent );
+
+    disposeBuilder();
+
+    mpDockWin.clear();
+    FloatingWindow::dispose();
+}
+
+IMPL_LINK_NOARG(ImplDockFloatWin, DockTimerHdl, Timer *, void)
+{
+    SAL_WARN_IF( !mpDockWin->IsFloatingMode(), "vcl", "docktimer called but not floating" );
+
+    maDockIdle.Stop();
+    PointerState aState = GetPointerState();
+
+    if( aState.mnState & KEY_MOD1 )
+    {
+        // i43499 CTRL disables docking now
+        mpDockWin->GetParent()->ImplGetFrameWindow()->HideTracking();
+        mpDockWin->EndDocking( maDockRect, true );
+        if( aState.mnState & ( MOUSE_LEFT | MOUSE_MIDDLE | MOUSE_RIGHT ) )
+            maDockIdle.Start();
+    }
+    else if( ! ( aState.mnState & ( MOUSE_LEFT | MOUSE_MIDDLE | MOUSE_RIGHT ) ) )
+    {
+        mpDockWin->GetParent()->ImplGetFrameWindow()->HideTracking();
+        mpDockWin->EndDocking( maDockRect, false );
+    }
+    else
+    {
+        mpDockWin->GetParent()->ImplGetFrameWindow()->ShowTracking( maDockRect, ShowTrackFlags::Big | ShowTrackFlags::TrackWindow );
+        maDockIdle.Start();
+    }
+}
+
+IMPL_LINK_NOARG(ImplDockFloatWin, DockingHdl, void*, void)
+{
+    PointerState aState = mpDockWin->GetParent()->GetPointerState();
+
+    mnLastUserEvent = nullptr;
+    if( mpDockWin->IsDockable()                             &&
+        (tools::Time::GetSystemTicks() - mnLastTicks > 500)        &&
+        ( aState.mnState & ( MOUSE_LEFT | MOUSE_MIDDLE | MOUSE_RIGHT ) ) &&
+        !(aState.mnState & KEY_MOD1) )  // i43499 CTRL disables docking now
+    {
+        maDockPos = mpDockWin->GetParent()->AbsoluteScreenToOutputPixel( OutputToAbsoluteScreenPixel( Point() ) );
+        maDockPos = mpDockWin->GetParent()->OutputToScreenPixel( maDockPos );  // sfx expects screen coordinates
+
+        if( ! mpDockWin->IsDocking() )
+            mpDockWin->StartDocking();
+        maDockRect = tools::Rectangle( maDockPos, mpDockWin->GetSizePixel() );
+
+        // mouse pos also in screen pixels
+        Point aMousePos = mpDockWin->GetParent()->OutputToScreenPixel( aState.maPos );
+
+        bool bFloatMode = mpDockWin->Docking( aMousePos, maDockRect );
+        if( ! bFloatMode )
+        {
+            mpDockWin->GetParent()->ImplGetFrameWindow()->ShowTracking( maDockRect, ShowTrackFlags::Object | ShowTrackFlags::TrackWindow );
+            DockTimerHdl( nullptr );
+        }
+        else
+        {
+            mpDockWin->GetParent()->ImplGetFrameWindow()->HideTracking();
+            maDockIdle.Stop();
+            mpDockWin->EndDocking( maDockRect, true );
+        }
+    }
+    mbInMove = false;
+}
+
+void ImplDockFloatWin::Move()
+{
+    if( mbInMove )
+        return;
+
+    mbInMove = true;
+    FloatingWindow::Move();
+    mpDockWin->Move();
+
+    /*
+     *  note: the window should only dock if
+     *  the user releases all mouse buttons. The real problem here
+     *  is that we don't get mouse events (at least not on X)
+     *  if the mouse is on the decoration. So we have to start an
+     *  awkward timer based process that polls the modifier/buttons
+     *  to see whether they are in the right condition shortly after the
+     *  last Move message.
+     */
+    if( ! mnLastUserEvent )
+        mnLastUserEvent = Application::PostUserEvent( LINK( this, ImplDockFloatWin, DockingHdl ), nullptr, true );
+}
+
+void ImplDockFloatWin::Resize()
+{
+    FloatingWindow::Resize();
+    Size aSize( GetSizePixel() );
+    mpDockWin->ImplPosSizeWindow( 0, 0, aSize.Width(), aSize.Height(), PosSizeFlags::PosSize );
+}
+
+void ImplDockFloatWin::Resizing( Size& rSize )
+{
+    FloatingWindow::Resizing( rSize );
+    mpDockWin->Resizing( rSize );
+}
+
+bool ImplDockFloatWin::Close()
+{
+    return mpDockWin->Close();
+}
+
+void DockingWindow::ImplStartDocking( const Point& rPos )
+{
+    if ( !mbDockable )
+        return;
+
+    maMouseOff      = rPos;
+    mbDocking       = true;
+    mbLastFloatMode = IsFloatingMode();
+    mbStartFloat    = mbLastFloatMode;
+
+    // calculate FloatingBorder
+    VclPtr<FloatingWindow> pWin;
+    if ( mpFloatWin )
+        pWin = mpFloatWin;
+    else
+        pWin = VclPtr<ImplDockFloatWin>::Create( mpImplData->mpParent, mnFloatBits, nullptr );
+    pWin->GetBorder( mnDockLeft, mnDockTop, mnDockRight, mnDockBottom );
+    if ( !mpFloatWin )
+        pWin.disposeAndClear();
+
+    Point   aPos    = ImplOutputToFrame( Point() );
+    Size    aSize   = Window::GetOutputSizePixel();
+    mnTrackX        = aPos.X();
+    mnTrackY        = aPos.Y();
+    mnTrackWidth    = aSize.Width();
+    mnTrackHeight   = aSize.Height();
+
+    if ( mbLastFloatMode )
+    {
+        maMouseOff.AdjustX(mnDockLeft );
+        maMouseOff.AdjustY(mnDockTop );
+        mnTrackX        -= mnDockLeft;
+        mnTrackY        -= mnDockTop;
+        mnTrackWidth    += mnDockLeft+mnDockRight;
+        mnTrackHeight   += mnDockTop+mnDockBottom;
+    }
+
+    if ( GetSettings().GetStyleSettings().GetDragFullOptions() & DragFullOptions::Docking &&
+        !( mnFloatBits & ( WB_MOVEABLE | WB_SIZEABLE | WB_CLOSEABLE ) ) ) // no full drag when migrating to system window
+        mbDragFull = true;
+    else
+    {
+        StartDocking();
+        mbDragFull = false;
+        ImplUpdateAll();
+        ImplGetFrameWindow()->ImplUpdateAll();
+    }
+
+    StartTracking( StartTrackingFlags::KeyMod );
+}
+
+void DockingWindow::ImplInitDockingWindowData()
+{
+    mpWindowImpl->mbDockWin = true;
+    mpFloatWin     = nullptr;
+    mpOldBorderWin = nullptr;
+    mpImplData.reset(new ImplData);
+    mnTrackX       = 0;
+    mnTrackY       = 0;
+    mnTrackWidth   = 0;
+    mnTrackHeight  = 0;
+    mnDockLeft     = 0;
+    mnDockTop      = 0;
+    mnDockRight    = 0;
+    mnDockBottom   = 0;
+    mnFloatBits    = 0;
+    mbDockCanceled  = false;
+    mbDockable     = false;
+    mbDocking      = false;
+    mbDragFull     = false;
+    mbLastFloatMode = false;
+    mbStartFloat   = false;
+    mbDockBtn      = false;
+    mbHideBtn      = false;
+    mbIsDeferredInit = false;
+    mbIsCalculatingInitialLayoutSize = false;
+    mpDialogParent = nullptr;
+
+    //To-Do, reuse maResizeTimer
+    maLayoutIdle.SetPriority(TaskPriority::RESIZE);
+    maLayoutIdle.SetInvokeHandler( LINK( this, DockingWindow, ImplHandleLayoutTimerHdl ) );
+}
+
+void DockingWindow::ImplInit( vcl::Window* pParent, WinBits nStyle )
+{
+    if ( !(nStyle & WB_NODIALOGCONTROL) )
+        nStyle |= WB_DIALOGCONTROL;
+
+    mpImplData->mpParent    = pParent;
+    mbDockable              = (nStyle & WB_DOCKABLE) != 0;
+    mnFloatBits             = WB_BORDER | (nStyle & DOCKWIN_FLOATSTYLES);
+    nStyle                 &= ~(DOCKWIN_FLOATSTYLES | WB_BORDER);
+
+    Window::ImplInit( pParent, nStyle, nullptr );
+
+    ImplInitSettings();
+}
+
+void DockingWindow::ImplInitSettings()
+{
+    // Hack: to be able to build DockingWindows w/o background before switching
+    // TODO: Hack
+    if ( !IsBackground() )
+        return;
+
+    const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
+
+    Color aColor;
+    if ( IsControlBackground() )
+        aColor = GetControlBackground();
+    else if ( Window::GetStyle() & WB_3DLOOK )
+        aColor = rStyleSettings.GetFaceColor();
+    else
+        aColor = rStyleSettings.GetWindowColor();
+    SetBackground( aColor );
+}
+
+DockingWindow::DockingWindow( WindowType nType, const char* pIdleDebugName ) :
+    Window(nType),
+    maLayoutIdle( pIdleDebugName )
+{
+    ImplInitDockingWindowData();
+}
+
+DockingWindow::DockingWindow( vcl::Window* pParent, WinBits nStyle, const char* pIdleDebugName ) :
+    Window( WindowType::DOCKINGWINDOW ),
+    maLayoutIdle( pIdleDebugName )
+{
+    ImplInitDockingWindowData();
+    ImplInit( pParent, nStyle );
+}
+
+//Find the real parent stashed in mpDialogParent.
+void DockingWindow::doDeferredInit(WinBits nBits)
+{
+    vcl::Window *pParent = mpDialogParent;
+    mpDialogParent = nullptr;
+    ImplInit(pParent, nBits);
+    mbIsDeferredInit = false;
+}
+
+void DockingWindow::loadUI(vcl::Window* pParent, const OString& rID, const OUString& rUIXMLDescription,
+    const css::uno::Reference<css::frame::XFrame> &rFrame)
+{
+    mbIsDeferredInit = true;
+    mpDialogParent = pParent; //should be unset in doDeferredInit
+    m_pUIBuilder.reset( new VclBuilder(this, AllSettings::GetUIRootDir(), rUIXMLDescription, rID, rFrame) );
+}
+
+DockingWindow::DockingWindow(vcl::Window* pParent, const OString& rID,
+    const OUString& rUIXMLDescription, const char* pIdleDebugName,
+    const css::uno::Reference<css::frame::XFrame> &rFrame)
+    : Window(WindowType::DOCKINGWINDOW),
+    maLayoutIdle( pIdleDebugName )
+{
+    ImplInitDockingWindowData();
+
+    loadUI(pParent, rID, rUIXMLDescription, rFrame);
+}
+
+DockingWindow::~DockingWindow()
+{
+    disposeOnce();
+}
+
+void DockingWindow::dispose()
+{
+    if ( IsFloatingMode() )
+    {
+        Show( false, ShowFlags::NoFocusChange );
+        SetFloatingMode(false);
+    }
+    mpImplData.reset();
+    mpFloatWin.clear();
+    mpOldBorderWin.clear();
+    mpDialogParent.clear();
+    disposeBuilder();
+    Window::dispose();
+}
+
+void DockingWindow::Tracking( const TrackingEvent& rTEvt )
+{
+    if( GetDockingManager()->IsDockable( this ) )   // new docking interface
+        return Window::Tracking( rTEvt );
+
+    if ( !mbDocking )
+        return;
+
+    if ( rTEvt.IsTrackingEnded() )
+    {
+        mbDocking = false;
+        if ( mbDragFull )
+        {
+            // reset old state on Cancel
+            if ( rTEvt.IsTrackingCanceled() )
+            {
+                StartDocking();
+                tools::Rectangle aRect( Point( mnTrackX, mnTrackY ), Size( mnTrackWidth, mnTrackHeight ) );
+                EndDocking( aRect, mbStartFloat );
+            }
+        }
+        else
+        {
+            HideTracking();
+            if ( rTEvt.IsTrackingCanceled() )
+            {
+                mbDockCanceled = true;
+                EndDocking( tools::Rectangle( Point( mnTrackX, mnTrackY ), Size( mnTrackWidth, mnTrackHeight ) ), mbLastFloatMode );
+                mbDockCanceled = false;
+            }
+            else
+                EndDocking( tools::Rectangle( Point( mnTrackX, mnTrackY ), Size( mnTrackWidth, mnTrackHeight ) ), mbLastFloatMode );
+        }
+    }
+    // dock only for non-synthetic MouseEvents
+    else if ( !rTEvt.GetMouseEvent().IsSynthetic() || rTEvt.GetMouseEvent().IsModifierChanged() )
+    {
+        Point   aMousePos = rTEvt.GetMouseEvent().GetPosPixel();
+        Point   aFrameMousePos = ImplOutputToFrame( aMousePos );
+        Size    aFrameSize = mpWindowImpl->mpFrameWindow->GetOutputSizePixel();
+        if ( aFrameMousePos.X() < 0 )
+            aFrameMousePos.setX( 0 );
+        if ( aFrameMousePos.Y() < 0 )
+            aFrameMousePos.setY( 0 );
+        if ( aFrameMousePos.X() > aFrameSize.Width()-1 )
+            aFrameMousePos.setX( aFrameSize.Width()-1 );
+        if ( aFrameMousePos.Y() > aFrameSize.Height()-1 )
+            aFrameMousePos.setY( aFrameSize.Height()-1 );
+        aMousePos = ImplFrameToOutput( aFrameMousePos );
+        aMousePos.AdjustX( -(maMouseOff.X()) );
+        aMousePos.AdjustY( -(maMouseOff.Y()) );
+        Point aFramePos = ImplOutputToFrame( aMousePos );
+        tools::Rectangle aTrackRect( aFramePos, Size( mnTrackWidth, mnTrackHeight ) );
+        tools::Rectangle aCompRect = aTrackRect;
+        aFramePos.AdjustX(maMouseOff.X() );
+        aFramePos.AdjustY(maMouseOff.Y() );
+        if ( mbDragFull )
+            StartDocking();
+        bool bFloatMode = Docking( aFramePos, aTrackRect );
+        if ( mbLastFloatMode != bFloatMode )
+        {
+            if ( bFloatMode )
+            {
+                aTrackRect.AdjustLeft( -mnDockLeft );
+                aTrackRect.AdjustTop( -mnDockTop );
+                aTrackRect.AdjustRight(mnDockRight );
+                aTrackRect.AdjustBottom(mnDockBottom );
+            }
+            else
+            {
+                if ( aCompRect == aTrackRect )
+                {
+                    aTrackRect.AdjustLeft(mnDockLeft );
+                    aTrackRect.AdjustTop(mnDockTop );
+                    aTrackRect.AdjustRight( -mnDockRight );
+                    aTrackRect.AdjustBottom( -mnDockBottom );
+                }
+            }
+            mbLastFloatMode = bFloatMode;
+        }
+        if ( mbDragFull )
+        {
+            Point aOldPos = OutputToScreenPixel( Point() );
+            EndDocking( aTrackRect, mbLastFloatMode );
+            // repaint if state or position has changed
+            if ( aOldPos != OutputToScreenPixel( Point() ) )
+            {
+                ImplUpdateAll();
+                ImplGetFrameWindow()->ImplUpdateAll();
+            }
+//                EndDocking( aTrackRect, mbLastFloatMode );
+        }
+        else
+        {
+            ShowTrackFlags nTrackStyle;
+            if ( bFloatMode )
+                nTrackStyle = ShowTrackFlags::Big;
+            else
+                nTrackStyle = ShowTrackFlags::Object;
+            tools::Rectangle aShowTrackRect = aTrackRect;
+            aShowTrackRect.SetPos( ImplFrameToOutput( aShowTrackRect.TopLeft() ) );
+            ShowTracking( aShowTrackRect, nTrackStyle );
+
+            // recalculate mouse offset, as the rectangle was changed
+            maMouseOff.setX( aFramePos.X() - aTrackRect.Left() );
+            maMouseOff.setY( aFramePos.Y() - aTrackRect.Top() );
+        }
+
+        mnTrackX        = aTrackRect.Left();
+        mnTrackY        = aTrackRect.Top();
+        mnTrackWidth    = aTrackRect.GetWidth();
+        mnTrackHeight   = aTrackRect.GetHeight();
+    }
+}
+
+bool DockingWindow::EventNotify( NotifyEvent& rNEvt )
+{
+    if( GetDockingManager()->IsDockable( this ) )   // new docking interface
+        return Window::EventNotify( rNEvt );
+
+    if ( mbDockable )
+    {
+        const bool bDockingSupportCrippled = !StyleSettings::GetDockingFloatsSupported();
+
+        if ( rNEvt.GetType() == MouseNotifyEvent::MOUSEBUTTONDOWN )
+        {
+            const MouseEvent* pMEvt = rNEvt.GetMouseEvent();
+            if ( pMEvt->IsLeft() )
+            {
+                if (!bDockingSupportCrippled && pMEvt->IsMod1() && (pMEvt->GetClicks() == 2) )
+                {
+                    SetFloatingMode( !IsFloatingMode() );
+                    if ( IsFloatingMode() )
+                        ToTop( ToTopFlags::GrabFocusOnly );
+                    return true;
+                }
+                else if ( pMEvt->GetClicks() == 1 )
+                {
+                    // check if window is floating standalone (IsFloating())
+                    // or only partially floating and still docked with one border
+                    // ( !mpWindowImpl->mbFrame)
+                    if( ! IsFloatingMode() || ! mpFloatWin->mpWindowImpl->mbFrame )
+                    {
+                        Point   aPos = pMEvt->GetPosPixel();
+                        vcl::Window* pWindow = rNEvt.GetWindow();
+                        if ( pWindow != this )
+                        {
+                            aPos = pWindow->OutputToScreenPixel( aPos );
+                            aPos = ScreenToOutputPixel( aPos );
+                        }
+                        ImplStartDocking( aPos );
+                    }
+                    return true;
+                }
+            }
+        }
+        else if( rNEvt.GetType() == MouseNotifyEvent::KEYINPUT )
+        {
+            const vcl::KeyCode& rKey = rNEvt.GetKeyEvent()->GetKeyCode();
+            if( rKey.GetCode() == KEY_F10 && rKey.GetModifier() &&
+                rKey.IsShift() && rKey.IsMod1() && !bDockingSupportCrippled )
+            {
+                SetFloatingMode( !IsFloatingMode() );
+                if ( IsFloatingMode() )
+                    ToTop( ToTopFlags::GrabFocusOnly );
+                return true;
+            }
+        }
+    }
+
+    return Window::EventNotify( rNEvt );
+}
+
+void DockingWindow::StartDocking()
+{
+    mbDocking = true;
+}
+
+bool DockingWindow::Docking( const Point&, tools::Rectangle& )
+{
+    return IsFloatingMode();
+}
+
+void DockingWindow::EndDocking( const tools::Rectangle& rRect, bool bFloatMode )
+{
+    bool bOrigDockCanceled = mbDockCanceled;
+    if (bFloatMode && !StyleSettings::GetDockingFloatsSupported())
+        mbDockCanceled = true;
+
+    if ( !IsDockingCanceled() )
+    {
+        if ( bFloatMode != IsFloatingMode() )
+        {
+            SetFloatingMode( bFloatMode );
+            if ( IsFloatingMode() )
+                ToTop( ToTopFlags::GrabFocusOnly );
+            if ( bFloatMode && mpFloatWin )
+                mpFloatWin->SetPosSizePixel( rRect.TopLeft(), rRect.GetSize() );
+        }
+        if ( !bFloatMode )
+        {
+            Point aPos = rRect.TopLeft();
+            aPos = GetParent()->ScreenToOutputPixel( aPos );
+            Window::SetPosSizePixel( aPos, rRect.GetSize() );
+        }
+    }
+    mbDocking = false;
+    mbDockCanceled = bOrigDockCanceled;
+}
+
+bool DockingWindow::PrepareToggleFloatingMode()
+{
+    return true;
+}
+
+bool DockingWindow::Close()
+{
+    VclPtr<vcl::Window> xWindow = this;
+    CallEventListeners( VclEventId::WindowClose );
+    if ( xWindow->isDisposed() )
+        return false;
+
+    if ( mpWindowImpl->mxWindowPeer.is() && IsCreatedWithToolkit() )
+        return false;
+
+    Show( false, ShowFlags::NoFocusChange );
+    return true;
+}
+
+void DockingWindow::ToggleFloatingMode()
+{
+}
+
+void DockingWindow::Resizing( Size& )
+{
+}
+
+void DockingWindow::DoInitialLayout()
+{
+    if (GetSettings().GetStyleSettings().GetAutoMnemonic())
+       GenerateAutoMnemonicsOnHierarchy(this);
+
+    if (isLayoutEnabled())
+    {
+        mbIsCalculatingInitialLayoutSize = true;
+        setDeferredProperties();
+        if (IsFloatingMode())
+            setOptimalLayoutSize();
+        mbIsCalculatingInitialLayoutSize = false;
+    }
+}
+
+void DockingWindow::StateChanged( StateChangedType nType )
+{
+    switch(nType)
+    {
+        case StateChangedType::InitShow:
+            DoInitialLayout();
+            break;
+
+        case StateChangedType::ControlBackground:
+            ImplInitSettings();
+            Invalidate();
+            break;
+
+        case StateChangedType::Style:
+            mbDockable = (GetStyle() & WB_DOCKABLE) != 0;
+            break;
+
+        default:
+            break;
+    }
+
+    Window::StateChanged( nType );
+}
+
+void DockingWindow::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
+         (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )
+    {
+        ImplInitSettings();
+        Invalidate();
+    }
+    else
+        Window::DataChanged( rDCEvt );
+}
+
+void DockingWindow::SetFloatingMode( bool bFloatMode )
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        pWrapper->SetFloatingMode( bFloatMode );
+        return;
+    }
+    if ( IsFloatingMode() == bFloatMode )
+        return;
+
+    if ( !PrepareToggleFloatingMode() ) // changes to floating mode can be vetoed
+        return;
+
+    bool bVisible = IsVisible();
+
+    if ( bFloatMode )
+    {
+        // set deferred properties early, so border width will end up
+        // in our mpWindowImpl->mnBorderWidth, not in mpBorderWindow.
+        // (see its usage in setPosSizeOnContainee and GetOptimalSize.)
+        setDeferredProperties();
+
+        Show( false, ShowFlags::NoFocusChange );
+
+        maDockPos = Window::GetPosPixel();
+
+        vcl::Window* pRealParent = mpWindowImpl->mpRealParent;
+        mpOldBorderWin = mpWindowImpl->mpBorderWindow;
+
+        VclPtrInstance<ImplDockFloatWin> pWin(
+                                 mpImplData->mpParent,
+                                 mnFloatBits & ( WB_MOVEABLE | WB_SIZEABLE | WB_CLOSEABLE ) ?  mnFloatBits | WB_SYSTEMWINDOW : mnFloatBits,
+                                 this );
+        mpFloatWin      = pWin;
+        mpWindowImpl->mpBorderWindow  = nullptr;
+        mpWindowImpl->mnLeftBorder    = 0;
+        mpWindowImpl->mnTopBorder     = 0;
+        mpWindowImpl->mnRightBorder   = 0;
+        mpWindowImpl->mnBottomBorder  = 0;
+        // if the parent gets destroyed, we also have to reset the parent of the BorderWindow
+        if ( mpOldBorderWin )
+            mpOldBorderWin->SetParent( pWin );
+
+        // #i123765# reset the buffered DropTargets when undocking, else it may not
+        // be correctly initialized
+        mpWindowImpl->mxDNDListenerContainer.clear();
+
+        SetParent( pWin );
+        SetPosPixel( Point() );
+        mpWindowImpl->mpBorderWindow = pWin;
+        pWin->mpWindowImpl->mpClientWindow = this;
+        mpWindowImpl->mpRealParent = pRealParent;
+        pWin->SetText( Window::GetText() );
+        Size aSize(Window::GetSizePixel());
+        pWin->SetOutputSizePixel(aSize);
+        pWin->SetPosPixel( maFloatPos );
+        // pass on DockingData to FloatingWindow
+        pWin->ShowTitleButton( TitleButton::Docking, mbDockBtn );
+        pWin->ShowTitleButton( TitleButton::Hide, mbHideBtn );
+        pWin->SetMinOutputSizePixel( maMinOutSize );
+
+        pWin->SetMaxOutputSizePixel( mpImplData->maMaxOutSize );
+
+        ToggleFloatingMode();
+
+        if ( bVisible )
+            Show();
+    }
+    else
+    {
+        Show( false, ShowFlags::NoFocusChange );
+
+        // store FloatingData in FloatingWindow
+        maFloatPos      = mpFloatWin->GetPosPixel();
+        mbDockBtn       = mpFloatWin->IsTitleButtonVisible( TitleButton::Docking );
+        mbHideBtn       = mpFloatWin->IsTitleButtonVisible( TitleButton::Hide );
+        maMinOutSize    = mpFloatWin->GetMinOutputSizePixel();
+        mpImplData->maMaxOutSize = mpFloatWin->GetMaxOutputSizePixel();
+
+        vcl::Window* pRealParent = mpWindowImpl->mpRealParent;
+        mpWindowImpl->mpBorderWindow = nullptr;
+        if ( mpOldBorderWin )
+        {
+            SetParent( mpOldBorderWin );
+            static_cast<ImplBorderWindow*>(mpOldBorderWin.get())->GetBorder( mpWindowImpl->mnLeftBorder, mpWindowImpl->mnTopBorder, mpWindowImpl->mnRightBorder, mpWindowImpl->mnBottomBorder );
+            mpOldBorderWin->Resize();
+        }
+        mpWindowImpl->mpBorderWindow = mpOldBorderWin;
+        SetParent( pRealParent );
+        mpWindowImpl->mpRealParent = pRealParent;
+        mpFloatWin.disposeAndClear();
+        SetPosPixel( maDockPos );
+
+        ToggleFloatingMode();
+
+        if ( bVisible )
+            Show();
+    }
+}
+
+void DockingWindow::SetFloatStyle( WinBits nStyle )
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        pWrapper->SetFloatStyle( nStyle );
+        return;
+    }
+
+    mnFloatBits = nStyle;
+}
+
+WinBits DockingWindow::GetFloatStyle() const
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        return pWrapper->GetFloatStyle();
+    }
+
+    return mnFloatBits;
+}
+
+void DockingWindow::setPosSizePixel( tools::Long nX, tools::Long nY,
+                                     tools::Long nWidth, tools::Long nHeight,
+                                     PosSizeFlags nFlags )
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if (pWrapper)
+    {
+        if (!pWrapper->mpFloatWin)
+            Window::setPosSizePixel( nX, nY, nWidth, nHeight, nFlags );
+    }
+    else
+    {
+        if (!mpFloatWin)
+            Window::setPosSizePixel( nX, nY, nWidth, nHeight, nFlags );
+        else if (comphelper::LibreOfficeKit::isActive())
+        {
+            mpFloatWin->SetOutputSizePixel(Size(nWidth, nHeight));
+            mpFloatWin->SetPosPixel(Point(nX, nY));
+        }
+    }
+
+    if (::isLayoutEnabled(this))
+        setPosSizeOnContainee();
+}
+
+Point DockingWindow::GetPosPixel() const
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        if ( pWrapper->mpFloatWin )
+            return pWrapper->mpFloatWin->GetPosPixel();
+        else
+            return Window::GetPosPixel();
+    }
+
+    if ( mpFloatWin )
+        return mpFloatWin->GetPosPixel();
+    else
+        return Window::GetPosPixel();
+}
+
+Size DockingWindow::GetSizePixel() const
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        if ( pWrapper->mpFloatWin )
+            return pWrapper->mpFloatWin->GetSizePixel();
+        else
+            return Window::GetSizePixel();
+    }
+
+    if ( mpFloatWin )
+        return mpFloatWin->GetSizePixel();
+    else
+        return Window::GetSizePixel();
+}
+
+void DockingWindow::SetOutputSizePixel( const Size& rNewSize )
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        if ( pWrapper->mpFloatWin )
+            pWrapper->mpFloatWin->SetOutputSizePixel( rNewSize );
+        else
+            Window::SetOutputSizePixel( rNewSize );
+        return;
+    }
+
+    if ( mpFloatWin )
+        mpFloatWin->SetOutputSizePixel( rNewSize );
+    else
+        Window::SetOutputSizePixel( rNewSize );
+}
+
+Size DockingWindow::GetOutputSizePixel() const
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        if ( pWrapper->mpFloatWin )
+            return pWrapper->mpFloatWin->GetOutputSizePixel();
+        else
+            return Window::GetOutputSizePixel();
+    }
+
+    if ( mpFloatWin )
+        return mpFloatWin->GetOutputSizePixel();
+    else
+        return Window::GetOutputSizePixel();
+}
+
+Point DockingWindow::GetFloatingPos() const
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        if ( pWrapper->mpFloatWin )
+        {
+            WindowStateData aData;
+            aData.SetMask( WindowStateMask::Pos );
+            pWrapper->mpFloatWin->GetWindowStateData( aData );
+            Point aPos( aData.GetX(), aData.GetY() );
+            // LOK needs logic coordinates not absolute screen position for autofilter menu
+            if (!comphelper::LibreOfficeKit::isActive() || get_id() != "check_list_menu")
+                aPos = pWrapper->mpFloatWin->GetParent()->ImplGetFrameWindow()->AbsoluteScreenToOutputPixel( aPos );
+            return aPos;
+        }
+        else
+            return maFloatPos;
+    }
+
+    if ( mpFloatWin )
+    {
+        WindowStateData aData;
+        aData.SetMask( WindowStateMask::Pos );
+        mpFloatWin->GetWindowStateData( aData );
+        Point aPos( aData.GetX(), aData.GetY() );
+        aPos = mpFloatWin->GetParent()->ImplGetFrameWindow()->AbsoluteScreenToOutputPixel( aPos );
+        return aPos;
+    }
+    else
+        return maFloatPos;
+}
+
+bool DockingWindow::IsFloatingMode() const
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+        return pWrapper->IsFloatingMode();
+    else
+        return (mpFloatWin != nullptr);
+}
+
+void DockingWindow::SetMaxOutputSizePixel( const Size& rSize )
+{
+    if ( mpFloatWin )
+        mpFloatWin->SetMaxOutputSizePixel( rSize );
+    mpImplData->maMaxOutSize = rSize;
+}
+
+void DockingWindow::SetText(const OUString& rStr)
+{
+    setDeferredProperties();
+    Window::SetText(rStr);
+}
+
+OUString DockingWindow::GetText() const
+{
+    const_cast<DockingWindow*>(this)->setDeferredProperties();
+    return Window::GetText();
+}
+
+bool DockingWindow::isLayoutEnabled() const
+{
+    //pre dtor called, and single child is a container => we're layout enabled
+    return mpImplData && ::isLayoutEnabled(this);
+}
+
+void DockingWindow::setOptimalLayoutSize()
+{
+    maLayoutIdle.Stop();
+
+    //resize DockingWindow to fit requisition on initial show
+    Size aSize = get_preferred_size();
+
+    Size aMax(bestmaxFrameSizeForScreenSize(GetDesktopRectPixel().GetSize()));
+
+    aSize.setWidth( std::min(aMax.Width(), aSize.Width()) );
+    aSize.setHeight( std::min(aMax.Height(), aSize.Height()) );
+
+    SetMinOutputSizePixel(aSize);
+    setPosSizeOnContainee();
+}
+
+void DockingWindow::setPosSizeOnContainee()
+{
+    Size aSize = GetOutputSizePixel();
+
+    // Don't make the border width accessible via get_border_width(),
+    // otherwise the floating window will handle the border as well.
+    sal_Int32 nBorderWidth = mpWindowImpl->mnBorderWidth;
+
+    aSize.AdjustWidth( -(2 * nBorderWidth) );
+    aSize.AdjustHeight( -(2 * nBorderWidth) );
+
+    Window* pBox = GetWindow(GetWindowType::FirstChild);
+    assert(pBox);
+    VclContainer::setLayoutAllocation(*pBox, Point(nBorderWidth, nBorderWidth), aSize);
+}
+
+Size DockingWindow::GetOptimalSize() const
+{
+    if (!isLayoutEnabled())
+        return Window::GetOptimalSize();
+
+    Size aSize = VclContainer::getLayoutRequisition(*GetWindow(GetWindowType::FirstChild));
+
+    // Don't make the border width accessible via get_border_width(),
+    // otherwise the floating window will handle the border as well.
+    sal_Int32 nBorderWidth = mpWindowImpl->mnBorderWidth;
+
+    aSize.AdjustHeight(2 * nBorderWidth );
+    aSize.AdjustWidth(2 * nBorderWidth );
+
+    return aSize;
+}
+
+void DockingWindow::queue_resize(StateChangedType eReason)
+{
+    bool bTriggerLayout = true;
+    if (maLayoutIdle.IsActive() || mbIsCalculatingInitialLayoutSize)
+    {
+        bTriggerLayout = false;
+    }
+    if (!isLayoutEnabled())
+    {
+        bTriggerLayout = false;
+    }
+    if (bTriggerLayout)
+    {
+        InvalidateSizeCache();
+        maLayoutIdle.Start();
+    }
+    vcl::Window::queue_resize(eReason);
+}
+
+IMPL_LINK_NOARG(DockingWindow, ImplHandleLayoutTimerHdl, Timer*, void)
+{
+    if (!isLayoutEnabled())
+    {
+        SAL_WARN_IF(GetWindow(GetWindowType::FirstChild), "vcl.layout", "DockingWindow has become non-layout because extra children have been added directly to it.");
+        return;
+    }
+    setPosSizeOnContainee();
+}
+
+void DockingWindow::SetMinOutputSizePixel( const Size& rSize )
+{
+    if ( mpFloatWin )
+        mpFloatWin->SetMinOutputSizePixel( rSize );
+    maMinOutSize = rSize;
+}
+
+const Size& DockingWindow::GetMinOutputSizePixel() const
+{
+    if ( mpFloatWin )
+        return mpFloatWin->GetMinOutputSizePixel();
+    return maMinOutSize;
+}
+
+void DockingWindow::SetFloatingPos( const Point& rNewPos )
+{
+    if ( mpFloatWin )
+        mpFloatWin->SetPosPixel( rNewPos );
+    else
+        maFloatPos = rNewPos;
+}
+
+SystemWindow* DockingWindow::GetFloatingWindow() const
+{
+    return mpFloatWin;
+}
+
+DropdownDockingWindow::DropdownDockingWindow(vcl::Window* pParent, const css::uno::Reference<css::frame::XFrame>& rFrame, bool bTearable)
+    : DockingWindow(pParent,
+                    !bTearable ? OString("InterimDockParent") : OString("InterimTearableParent"),
+                    !bTearable ? OUString("vcl/ui/interimdockparent.ui") : OUString("vcl/ui/interimtearableparent.ui"),
+                    "vcl::DropdownDockingWindow maLayoutIdle",
+                    rFrame)
+    , m_xBox(m_pUIBuilder->get("box"))
+{
+}
+
+DropdownDockingWindow::~DropdownDockingWindow()
+{
+    disposeOnce();
+}
+
+void DropdownDockingWindow::dispose()
+{
+    m_xBox.clear();
+    DockingWindow::dispose();
+}
+
+ResizableDockingWindow::ResizableDockingWindow(vcl::Window* pParent, const css::uno::Reference<css::frame::XFrame>& rFrame)
+    : DockingWindow(pParent, "DockingWindow", "vcl/ui/dockingwindow.ui", "vcl::ResizableDockingWindow maLayoutIdle", rFrame)
+    , m_xBox(m_pUIBuilder->get("box"))
+{
+}
+
+ResizableDockingWindow::ResizableDockingWindow(vcl::Window* pParent, WinBits nStyle)
+    : DockingWindow(pParent, nStyle, "vcl::ResizableDockingWindow maLayoutIdle")
+{
+}
+
+// needed to blow away the cached size of the boundary between vcl and hosted child widget
+void ResizableDockingWindow::InvalidateChildSizeCache()
+{
+    // find the bottom vcl::Window of the hierarchy and queue_resize on that
+    // one will invalidate all the size caches upwards
+    vcl::Window* pChild = GetWindow(GetWindowType::FirstChild);
+    while (true)
+    {
+        vcl::Window* pSubChild = pChild->GetWindow(GetWindowType::FirstChild);
+        if (!pSubChild)
+            break;
+        pChild = pSubChild;
+    }
+    pChild->queue_resize();
+}
+
+ResizableDockingWindow::~ResizableDockingWindow()
+{
+    disposeOnce();
+}
+
+void ResizableDockingWindow::dispose()
+{
+    m_xBox.clear();
+    DockingWindow::dispose();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/errinf.cxx b/vcl/source/window/errinf.cxx
new file mode 100644
index 000000000..71191122b
--- /dev/null
+++ b/vcl/source/window/errinf.cxx
@@ -0,0 +1,329 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <osl/diagnose.h>
+#include <sal/log.hxx>
+
+#include <tools/debug.hxx>
+#include <vcl/errinf.hxx>
+
+#include <algorithm>
+#include <vector>
+
+class ErrorHandler;
+
+namespace {
+
+    ErrorRegistry& GetErrorRegistry()
+    {
+        static ErrorRegistry gErrorRegistry;
+        return gErrorRegistry;
+    }
+
+}
+
+bool ErrorStringFactory::CreateString(const ErrorInfo* pInfo, OUString& rStr)
+{
+    for(const ErrorHandler *pHdlr : GetErrorRegistry().errorHandlers)
+    {
+        if(pHdlr->CreateString(pInfo, rStr))
+            return true;
+    }
+    return false;
+}
+
+ErrorRegistry::ErrorRegistry()
+    : pDsp(nullptr)
+    , bIsWindowDsp(false)
+    , m_bLock(false)
+    , nNextError(0)
+{
+    for(DynamicErrorInfo*& rp : ppDynErrInfo)
+        rp = nullptr;
+}
+
+void ErrorRegistry::RegisterDisplay(BasicDisplayErrorFunc *aDsp)
+{
+    ErrorRegistry &rData = GetErrorRegistry();
+    rData.bIsWindowDsp = false;
+    rData.pDsp = reinterpret_cast< DisplayFnPtr >(aDsp);
+}
+
+void ErrorRegistry::RegisterDisplay(WindowDisplayErrorFunc *aDsp)
+{
+    ErrorRegistry &rData = GetErrorRegistry();
+    rData.bIsWindowDsp = true;
+    rData.pDsp = reinterpret_cast< DisplayFnPtr >(aDsp);
+}
+
+void ErrorRegistry::SetLock(bool bLock)
+{
+    ErrorRegistry& rData = GetErrorRegistry();
+    rData.m_bLock = bLock;
+}
+
+bool ErrorRegistry::GetLock()
+{
+    ErrorRegistry& rData = GetErrorRegistry();
+    return rData.m_bLock;
+}
+
+void ErrorRegistry::Reset()
+{
+    ErrorRegistry &rData = GetErrorRegistry();
+    rData = ErrorRegistry();
+}
+
+static void aDspFunc(const OUString &rErr, const OUString &rAction)
+{
+    SAL_WARN("vcl", "Action: " << rAction << " Error: " << rErr);
+}
+
+ErrorHandler::ErrorHandler()
+{
+    ErrorRegistry &rData = GetErrorRegistry();
+    rData.errorHandlers.insert(rData.errorHandlers.begin(), this);
+
+    if(!rData.pDsp)
+        ErrorRegistry::RegisterDisplay(&aDspFunc);
+}
+
+ErrorHandler::~ErrorHandler()
+{
+    auto &rErrorHandlers = GetErrorRegistry().errorHandlers;
+    rErrorHandlers.erase( ::std::remove(rErrorHandlers.begin(), rErrorHandlers.end(), this),
+                          rErrorHandlers.end());
+}
+
+bool ErrorHandler::GetErrorString(ErrCode nErrCodeId, OUString& rErrStr)
+{
+    OUString aErr;
+
+    if(!nErrCodeId || nErrCodeId == ERRCODE_ABORT)
+        return false;
+
+    std::unique_ptr<ErrorInfo> pInfo = ErrorInfo::GetErrorInfo(nErrCodeId);
+
+    if (ErrorStringFactory::CreateString(pInfo.get(),aErr))
+    {
+        rErrStr = aErr;
+        return true;
+    }
+
+    return false;
+}
+
+DialogMask ErrorHandler::HandleError(ErrCode nErrCodeId, weld::Window *pParent, DialogMask nFlags)
+{
+    if (nErrCodeId == ERRCODE_NONE || nErrCodeId == ERRCODE_ABORT)
+        return DialogMask::NONE;
+
+    ErrorRegistry &rData = GetErrorRegistry();
+    std::unique_ptr<ErrorInfo> pInfo = ErrorInfo::GetErrorInfo(nErrCodeId);
+    OUString aAction;
+
+    if (!rData.contexts.empty())
+    {
+        rData.contexts.front()->GetString(pInfo->GetErrorCode(), aAction);
+
+        for(ErrorContext *pCtx : rData.contexts)
+        {
+            if(pCtx->GetParent())
+            {
+                pParent = pCtx->GetParent();
+                break;
+            }
+        }
+    }
+
+    bool bWarning = nErrCodeId.IsWarning();
+    DialogMask nErrFlags = DialogMask::ButtonDefaultsOk | DialogMask::ButtonsOk;
+    if (bWarning)
+        nErrFlags |= DialogMask::MessageWarning;
+    else
+        nErrFlags |= DialogMask::MessageError;
+
+    DynamicErrorInfo* pDynPtr = dynamic_cast<DynamicErrorInfo*>(pInfo.get());
+    if(pDynPtr)
+    {
+        DialogMask nDynFlags = pDynPtr->GetDialogMask();
+        if( nDynFlags != DialogMask::NONE )
+            nErrFlags = nDynFlags;
+    }
+
+    OUString aErr;
+    if (ErrorStringFactory::CreateString(pInfo.get(), aErr))
+    {
+        if (!rData.pDsp || rData.m_bLock)
+        {
+            SAL_WARN( "vcl", "Action: " << aAction <<  "Error: " << aErr);
+        }
+        else
+        {
+            if(!rData.bIsWindowDsp)
+            {
+                (*reinterpret_cast<BasicDisplayErrorFunc*>(rData.pDsp))(aErr,aAction);
+                return DialogMask::NONE;
+            }
+            else
+            {
+                if (nFlags != DialogMask::MAX)
+                    nErrFlags = nFlags;
+
+                return (*reinterpret_cast<WindowDisplayErrorFunc*>(rData.pDsp))(
+                    pParent, nErrFlags, aErr, aAction);
+            }
+        }
+    }
+
+    SAL_WARN( "vcl", "Error not handled " << pInfo->GetErrorCode());
+    // Error 1 (ERRCODE_ABORT) is classified as a General Error in sfx
+    if (pInfo->GetErrorCode() != ERRCODE_ABORT)
+        HandleError(ERRCODE_ABORT);
+    else
+        OSL_FAIL("ERRCODE_ABORT not handled");
+
+    return DialogMask::NONE;
+}
+
+struct ImplErrorContext
+{
+    weld::Window *pWin;
+};
+
+ErrorContext::ErrorContext(weld::Window *pWinP)
+    : pImpl( new ImplErrorContext )
+{
+    pImpl->pWin = pWinP;
+    GetErrorRegistry().contexts.insert(GetErrorRegistry().contexts.begin(), this);
+}
+
+ErrorContext::~ErrorContext()
+{
+    auto &rContexts = GetErrorRegistry().contexts;
+    rContexts.erase( ::std::remove(rContexts.begin(), rContexts.end(), this), rContexts.end());
+}
+
+ErrorContext *ErrorContext::GetContext()
+{
+    return GetErrorRegistry().contexts.empty() ? nullptr : GetErrorRegistry().contexts.front();
+}
+
+weld::Window* ErrorContext::GetParent()
+{
+    return pImpl ? pImpl->pWin : nullptr;
+}
+
+class ImplDynamicErrorInfo
+{
+    friend class DynamicErrorInfo;
+    friend class ErrorInfo;
+
+private:
+    explicit ImplDynamicErrorInfo(DialogMask nInMask)
+        : nMask(nInMask)
+    {
+    }
+    void                        RegisterError(DynamicErrorInfo *);
+    static void                 UnRegisterError(DynamicErrorInfo const *);
+    static std::unique_ptr<ErrorInfo> GetDynamicErrorInfo(ErrCode nId);
+
+    ErrCode                     nErrId;
+    DialogMask                  nMask;
+
+};
+
+void ImplDynamicErrorInfo::RegisterError(DynamicErrorInfo *pDynErrInfo)
+{
+    // Register dynamic identifier
+    ErrorRegistry& rData = GetErrorRegistry();
+    nErrId = ErrCode(((sal_uInt32(rData.nNextError) + 1) << ERRCODE_DYNAMIC_SHIFT) +
+                     sal_uInt32(pDynErrInfo->GetErrorCode()));
+
+    if(rData.ppDynErrInfo[rData.nNextError])
+        delete rData.ppDynErrInfo[rData.nNextError];
+
+    rData.ppDynErrInfo[rData.nNextError] = pDynErrInfo;
+
+    if(++rData.nNextError>=ERRCODE_DYNAMIC_COUNT)
+        rData.nNextError=0;
+}
+
+void ImplDynamicErrorInfo::UnRegisterError(DynamicErrorInfo const *pDynErrInfo)
+{
+    DynamicErrorInfo **ppDynErrInfo = GetErrorRegistry().ppDynErrInfo;
+    sal_uInt32 nIdx = ErrCode(*pDynErrInfo).GetDynamic() - 1;
+    DBG_ASSERT(ppDynErrInfo[nIdx] == pDynErrInfo, "ErrHdl: Error not found");
+
+    if(ppDynErrInfo[nIdx]==pDynErrInfo)
+        ppDynErrInfo[nIdx]=nullptr;
+}
+
+std::unique_ptr<ErrorInfo> ImplDynamicErrorInfo::GetDynamicErrorInfo(ErrCode nId)
+{
+    sal_uInt32 nIdx = nId.GetDynamic() - 1;
+    DynamicErrorInfo* pDynErrInfo = GetErrorRegistry().ppDynErrInfo[nIdx];
+
+    if(pDynErrInfo && ErrCode(*pDynErrInfo)==nId)
+        return std::unique_ptr<ErrorInfo>(pDynErrInfo);
+    else
+        return std::make_unique<ErrorInfo>(nId.StripDynamic());
+}
+
+std::unique_ptr<ErrorInfo> ErrorInfo::GetErrorInfo(ErrCode nId)
+{
+    if(nId.IsDynamic())
+        return ImplDynamicErrorInfo::GetDynamicErrorInfo(nId);
+    else
+        return std::make_unique<ErrorInfo>(nId);
+}
+
+ErrorInfo::~ErrorInfo()
+{
+}
+
+DynamicErrorInfo::DynamicErrorInfo(ErrCode nArgUserId, DialogMask nMask)
+: ErrorInfo(nArgUserId),
+  pImpl(new ImplDynamicErrorInfo(nMask))
+{
+    pImpl->RegisterError(this);
+}
+
+DynamicErrorInfo::~DynamicErrorInfo()
+{
+    ImplDynamicErrorInfo::UnRegisterError(this);
+}
+
+DynamicErrorInfo::operator ErrCode() const
+{
+    return pImpl->nErrId;
+}
+
+DialogMask DynamicErrorInfo::GetDialogMask() const
+{
+    return pImpl->nMask;
+}
+
+StringErrorInfo::StringErrorInfo(
+    ErrCode nArgUserId, const OUString& aStringP, DialogMask nMask)
+: DynamicErrorInfo(nArgUserId, nMask), aString(aStringP)
+{
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/event.cxx b/vcl/source/window/event.cxx
new file mode 100644
index 000000000..e11d032b9
--- /dev/null
+++ b/vcl/source/window/event.cxx
@@ -0,0 +1,673 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/event.hxx>
+#include <vcl/window.hxx>
+#include <vcl/dockwin.hxx>
+#include <vcl/layout.hxx>
+#include <sal/log.hxx>
+
+#include <window.h>
+#include <svdata.hxx>
+#include <salframe.hxx>
+#include <config_features.h>
+#include <comphelper/scopeguard.hxx>
+
+#include "impldockingwrapper.hxx"
+
+namespace vcl {
+
+void Window::DataChanged( const DataChangedEvent& )
+{
+}
+
+void Window::NotifyAllChildren( DataChangedEvent& rDCEvt )
+{
+    CompatDataChanged( rDCEvt );
+
+    vcl::Window* pChild = mpWindowImpl->mpFirstChild;
+    while ( pChild )
+    {
+        pChild->NotifyAllChildren( rDCEvt );
+        pChild = pChild->mpWindowImpl->mpNext;
+    }
+}
+
+bool Window::PreNotify( NotifyEvent& rNEvt )
+{
+    bool bDone = false;
+    if ( mpWindowImpl->mpParent && !ImplIsOverlapWindow() )
+        bDone = mpWindowImpl->mpParent->CompatPreNotify( rNEvt );
+
+    if ( !bDone )
+    {
+        if( rNEvt.GetType() == MouseNotifyEvent::GETFOCUS )
+        {
+            bool bCompoundFocusChanged = false;
+            if ( mpWindowImpl->mbCompoundControl && !mpWindowImpl->mbCompoundControlHasFocus && HasChildPathFocus() )
+            {
+                mpWindowImpl->mbCompoundControlHasFocus = true;
+                bCompoundFocusChanged = true;
+            }
+
+            if ( bCompoundFocusChanged || ( rNEvt.GetWindow() == this ) )
+                CallEventListeners( VclEventId::WindowGetFocus );
+        }
+        else if( rNEvt.GetType() == MouseNotifyEvent::LOSEFOCUS )
+        {
+            bool bCompoundFocusChanged = false;
+            if ( mpWindowImpl->mbCompoundControl && mpWindowImpl->mbCompoundControlHasFocus && !HasChildPathFocus() )
+            {
+                mpWindowImpl->mbCompoundControlHasFocus = false ;
+                bCompoundFocusChanged = true;
+            }
+
+            if ( bCompoundFocusChanged || ( rNEvt.GetWindow() == this ) )
+                CallEventListeners( VclEventId::WindowLoseFocus );
+        }
+
+        // #82968# mouse and key events will be notified after processing ( in ImplNotifyKeyMouseCommandEventListeners() )!
+        //    see also ImplHandleMouseEvent(), ImplHandleKey()
+
+    }
+
+    return bDone;
+}
+
+namespace
+{
+    bool parentNotDialogControl(Window* pWindow)
+    {
+        vcl::Window* pParent = getNonLayoutParent(pWindow);
+        if (!pParent)
+            return true;
+        return ((pParent->GetStyle() & (WB_DIALOGCONTROL | WB_NODIALOGCONTROL)) != WB_DIALOGCONTROL);
+    }
+}
+
+bool Window::EventNotify( NotifyEvent& rNEvt )
+{
+    bool bRet = false;
+
+    if (isDisposed())
+        return false;
+
+    // check for docking window
+    // but do nothing if window is docked and locked
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if ((GetStyle() & WB_DOCKABLE) &&
+            pWrapper && ( pWrapper->IsFloatingMode() || !pWrapper->IsLocked() ))
+    {
+        const bool bDockingSupportCrippled = !StyleSettings::GetDockingFloatsSupported();
+
+        if ( rNEvt.GetType() == MouseNotifyEvent::MOUSEBUTTONDOWN )
+        {
+            const MouseEvent* pMEvt = rNEvt.GetMouseEvent();
+            bool bHit = pWrapper->GetDragArea().Contains( pMEvt->GetPosPixel() );
+            if ( pMEvt->IsLeft() )
+            {
+                if (!bDockingSupportCrippled && pMEvt->IsMod1() && (pMEvt->GetClicks() == 2))
+                {
+                    // ctrl double click toggles floating mode
+                    pWrapper->SetFloatingMode( !pWrapper->IsFloatingMode() );
+                    return true;
+                }
+                else if ( pMEvt->GetClicks() == 1 && bHit)
+                {
+                    // allow start docking during mouse move
+                    pWrapper->ImplEnableStartDocking();
+                    return true;
+                }
+            }
+        }
+        else if ( rNEvt.GetType() == MouseNotifyEvent::MOUSEMOVE )
+        {
+            const MouseEvent* pMEvt = rNEvt.GetMouseEvent();
+            bool bHit = pWrapper->GetDragArea().Contains( pMEvt->GetPosPixel() );
+            if ( pMEvt->IsLeft() )
+            {
+                // check if a single click initiated this sequence ( ImplStartDockingEnabled() )
+                // check if window is docked and
+                if( pWrapper->ImplStartDockingEnabled() && !pWrapper->IsFloatingMode() &&
+                    !pWrapper->IsDocking() && bHit )
+                {
+                    Point   aPos = pMEvt->GetPosPixel();
+                    vcl::Window* pWindow = rNEvt.GetWindow();
+                    if ( pWindow != this )
+                    {
+                        aPos = pWindow->OutputToScreenPixel( aPos );
+                        aPos = ScreenToOutputPixel( aPos );
+                    }
+                    pWrapper->ImplStartDocking( aPos );
+                }
+                return true;
+            }
+        }
+        else if( rNEvt.GetType() == MouseNotifyEvent::KEYINPUT )
+        {
+            const vcl::KeyCode& rKey = rNEvt.GetKeyEvent()->GetKeyCode();
+            if (rKey.GetCode() == KEY_F10 && rKey.GetModifier() &&
+                rKey.IsShift() && rKey.IsMod1() && !bDockingSupportCrippled)
+            {
+                pWrapper->SetFloatingMode( !pWrapper->IsFloatingMode() );
+                /* At this point the floating toolbar frame does not have the
+                 * input focus since these frames don't get the focus per default
+                 * To enable keyboard handling of this toolbar set the input focus
+                 * to the frame. This needs to be done with ToTop since GrabFocus
+                 * would not notice any change since "this" already has the focus.
+                 */
+                if( pWrapper->IsFloatingMode() )
+                    ToTop( ToTopFlags::GrabFocusOnly );
+                return true;
+            }
+        }
+    }
+
+    // manage the dialogs
+    if ( (GetStyle() & (WB_DIALOGCONTROL | WB_NODIALOGCONTROL)) == WB_DIALOGCONTROL )
+    {
+        // if the parent also has dialog control activated, the parent takes over control
+        if ( (rNEvt.GetType() == MouseNotifyEvent::KEYINPUT) || (rNEvt.GetType() == MouseNotifyEvent::KEYUP) )
+        {
+            // ScGridWindow has WB_DIALOGCONTROL set, so pressing tab in ScCheckListMenuControl won't
+            // get processed here by the toplevel DockingWindow of ScCheckListMenuControl by
+            // just checking if parentNotDialogControl is true
+            bool bTopLevelFloatingWindow = (pWrapper && pWrapper->IsFloatingMode());
+            if (ImplIsOverlapWindow() || parentNotDialogControl(this) || bTopLevelFloatingWindow)
+            {
+                bRet = ImplDlgCtrl( *rNEvt.GetKeyEvent(), rNEvt.GetType() == MouseNotifyEvent::KEYINPUT );
+            }
+        }
+        else if ( (rNEvt.GetType() == MouseNotifyEvent::GETFOCUS) || (rNEvt.GetType() == MouseNotifyEvent::LOSEFOCUS) )
+        {
+            ImplDlgCtrlFocusChanged( rNEvt.GetWindow(), rNEvt.GetType() == MouseNotifyEvent::GETFOCUS );
+            if ( (rNEvt.GetWindow() == this) && (rNEvt.GetType() == MouseNotifyEvent::GETFOCUS) &&
+                 !(GetStyle() & WB_TABSTOP) && !(mpWindowImpl->mnDlgCtrlFlags & DialogControlFlags::WantFocus) )
+            {
+                vcl::Window* pFirstChild = ImplGetDlgWindow( 0, GetDlgWindowType::First );
+                if ( pFirstChild )
+                    pFirstChild->ImplControlFocus();
+            }
+        }
+    }
+
+    if ( !bRet )
+    {
+        if ( mpWindowImpl->mpParent && !ImplIsOverlapWindow() )
+            bRet = mpWindowImpl->mpParent->CompatNotify( rNEvt );
+    }
+
+    return bRet;
+}
+
+void Window::CallEventListeners( VclEventId nEvent, void* pData )
+{
+    VclWindowEvent aEvent( this, nEvent, pData );
+
+    VclPtr<vcl::Window> xWindow = this;
+
+    Application::ImplCallEventListeners( aEvent );
+
+    // if we have ObjectDying, then the bIsDisposed flag has already been set,
+    // but we still need to let listeners know.
+    const bool bIgnoreDisposed = nEvent == VclEventId::ObjectDying;
+
+    if ( !bIgnoreDisposed && xWindow->isDisposed() )
+        return;
+
+    // If maEventListeners is empty, the XVCLWindow has not yet been initialized.
+    // Calling GetComponentInterface will do that.
+    if (mpWindowImpl->maEventListeners.empty() && pData)
+        xWindow->GetComponentInterface();
+
+    if (!mpWindowImpl->maEventListeners.empty())
+    {
+        // Copy the list, because this can be destroyed when calling a Link...
+        std::vector<Link<VclWindowEvent&,void>> aCopy( mpWindowImpl->maEventListeners );
+        // we use an iterating counter/flag and a set of deleted Link's to avoid O(n^2) behaviour
+        mpWindowImpl->mnEventListenersIteratingCount++;
+        auto& rWindowImpl = *mpWindowImpl;
+        comphelper::ScopeGuard aGuard(
+            [&rWindowImpl, &xWindow, &bIgnoreDisposed]()
+            {
+                if (bIgnoreDisposed || !xWindow->isDisposed())
+                {
+                    rWindowImpl.mnEventListenersIteratingCount--;
+                    if (rWindowImpl.mnEventListenersIteratingCount == 0)
+                        rWindowImpl.maEventListenersDeleted.clear();
+                }
+            }
+        );
+        for ( const Link<VclWindowEvent&,void>& rLink : aCopy )
+        {
+            if (!bIgnoreDisposed && xWindow->isDisposed()) break;
+            // check this hasn't been removed in some re-enterancy scenario fdo#47368
+            if( rWindowImpl.maEventListenersDeleted.find(rLink) == rWindowImpl.maEventListenersDeleted.end() )
+                rLink.Call( aEvent );
+        }
+    }
+
+    while ( xWindow )
+    {
+
+        if ( !bIgnoreDisposed && xWindow->isDisposed() )
+            return;
+
+        auto& rWindowImpl = *xWindow->mpWindowImpl;
+        if (!rWindowImpl.maChildEventListeners.empty())
+        {
+            // Copy the list, because this can be destroyed when calling a Link...
+            std::vector<Link<VclWindowEvent&,void>> aCopy( rWindowImpl.maChildEventListeners );
+            // we use an iterating counter/flag and a set of deleted Link's to avoid O(n^2) behaviour
+            rWindowImpl.mnChildEventListenersIteratingCount++;
+            comphelper::ScopeGuard aGuard(
+                [&rWindowImpl, &xWindow, &bIgnoreDisposed]()
+                {
+                    if (bIgnoreDisposed || !xWindow->isDisposed())
+                    {
+                        rWindowImpl.mnChildEventListenersIteratingCount--;
+                        if (rWindowImpl.mnChildEventListenersIteratingCount == 0)
+                            rWindowImpl.maChildEventListenersDeleted.clear();
+                    }
+                }
+            );
+            for ( const Link<VclWindowEvent&,void>& rLink : aCopy )
+            {
+                if (!bIgnoreDisposed && xWindow->isDisposed())
+                    return;
+                // Check this hasn't been removed in some re-enterancy scenario fdo#47368.
+                if( rWindowImpl.maChildEventListenersDeleted.find(rLink) == rWindowImpl.maChildEventListenersDeleted.end() )
+                    rLink.Call( aEvent );
+            }
+        }
+
+        if ( !bIgnoreDisposed && xWindow->isDisposed() )
+            return;
+
+        xWindow = xWindow->GetParent();
+    }
+}
+
+void Window::AddEventListener( const Link<VclWindowEvent&,void>& rEventListener )
+{
+    mpWindowImpl->maEventListeners.push_back( rEventListener );
+}
+
+void Window::RemoveEventListener( const Link<VclWindowEvent&,void>& rEventListener )
+{
+    if (mpWindowImpl)
+    {
+        auto& rListeners = mpWindowImpl->maEventListeners;
+        rListeners.erase( std::remove(rListeners.begin(), rListeners.end(), rEventListener ), rListeners.end() );
+        if (mpWindowImpl->mnEventListenersIteratingCount)
+            mpWindowImpl->maEventListenersDeleted.insert(rEventListener);
+    }
+}
+
+void Window::AddChildEventListener( const Link<VclWindowEvent&,void>& rEventListener )
+{
+    mpWindowImpl->maChildEventListeners.push_back( rEventListener );
+}
+
+void Window::RemoveChildEventListener( const Link<VclWindowEvent&,void>& rEventListener )
+{
+    if (mpWindowImpl)
+    {
+        auto& rListeners = mpWindowImpl->maChildEventListeners;
+        rListeners.erase( std::remove(rListeners.begin(), rListeners.end(), rEventListener ), rListeners.end() );
+        if (mpWindowImpl->mnChildEventListenersIteratingCount)
+            mpWindowImpl->maChildEventListenersDeleted.insert(rEventListener);
+    }
+}
+
+ImplSVEvent * Window::PostUserEvent( const Link<void*,void>& rLink, void* pCaller, bool bReferenceLink )
+{
+    std::unique_ptr<ImplSVEvent> pSVEvent(new ImplSVEvent);
+    pSVEvent->mpData    = pCaller;
+    pSVEvent->maLink    = rLink;
+    pSVEvent->mpWindow  = this;
+    pSVEvent->mbCall    = true;
+    if (bReferenceLink)
+    {
+        pSVEvent->mpInstanceRef = static_cast<vcl::Window *>(rLink.GetInstance());
+    }
+
+    auto pTmpEvent = pSVEvent.get();
+    if (!mpWindowImpl->mpFrame->PostEvent( std::move(pSVEvent) ))
+        return nullptr;
+    return pTmpEvent;
+}
+
+void Window::RemoveUserEvent( ImplSVEvent * nUserEvent )
+{
+    SAL_WARN_IF( nUserEvent->mpWindow.get() != this, "vcl",
+                "Window::RemoveUserEvent(): Event doesn't send to this window or is already removed" );
+    SAL_WARN_IF( !nUserEvent->mbCall, "vcl",
+                "Window::RemoveUserEvent(): Event is already removed" );
+
+    if ( nUserEvent->mpWindow )
+    {
+        nUserEvent->mpWindow = nullptr;
+    }
+
+    nUserEvent->mbCall = false;
+}
+
+
+static MouseEvent ImplTranslateMouseEvent( const MouseEvent& rE, vcl::Window const * pSource, vcl::Window const * pDest )
+{
+    // the mouse event occurred in a different window, we need to translate the coordinates of
+    // the mouse cursor within that (source) window to the coordinates the mouse cursor would
+    // be in the destination window
+    Point aPos = pSource->OutputToScreenPixel( rE.GetPosPixel() );
+    return MouseEvent( pDest->ScreenToOutputPixel( aPos ), rE.GetClicks(), rE.GetMode(), rE.GetButtons(), rE.GetModifier() );
+}
+
+void Window::ImplNotifyKeyMouseCommandEventListeners( NotifyEvent& rNEvt )
+{
+    if( rNEvt.GetType() == MouseNotifyEvent::COMMAND )
+    {
+        const CommandEvent* pCEvt = rNEvt.GetCommandEvent();
+        if ( pCEvt->GetCommand() != CommandEventId::ContextMenu )
+            // non context menu events are not to be notified up the chain
+            // so we return immediately
+            return;
+
+        if ( mpWindowImpl->mbCompoundControl || ( rNEvt.GetWindow() == this ) )
+        {
+            // not interested: The event listeners are already called in ::Command,
+            // and calling them here a second time doesn't make sense
+            if ( rNEvt.GetWindow() != this )
+            {
+                CommandEvent aCommandEvent;
+
+                if ( !pCEvt->IsMouseEvent() )
+                {
+                    aCommandEvent = *pCEvt;
+                }
+                else
+                {
+                    // the mouse event occurred in a different window, we need to translate the coordinates of
+                    // the mouse cursor within that window to the coordinates the mouse cursor would be in the
+                    // current window
+                    vcl::Window* pSource = rNEvt.GetWindow();
+                    Point aPos = pSource->OutputToScreenPixel( pCEvt->GetMousePosPixel() );
+                    aCommandEvent = CommandEvent( ScreenToOutputPixel( aPos ), pCEvt->GetCommand(), pCEvt->IsMouseEvent(), pCEvt->GetEventData() );
+                }
+
+                CallEventListeners( VclEventId::WindowCommand, &aCommandEvent );
+            }
+        }
+    }
+
+    // #82968# notify event listeners for mouse and key events separately and
+    // not in PreNotify ( as for focus listeners )
+    // this allows for processing those events internally first and pass it to
+    // the toolkit later
+
+    VclPtr<vcl::Window> xWindow = this;
+
+    if( rNEvt.GetType() == MouseNotifyEvent::MOUSEMOVE )
+    {
+        if ( mpWindowImpl->mbCompoundControl || ( rNEvt.GetWindow() == this ) )
+        {
+            if ( rNEvt.GetWindow() == this )
+                CallEventListeners( VclEventId::WindowMouseMove, const_cast<MouseEvent *>(rNEvt.GetMouseEvent()) );
+            else
+            {
+                MouseEvent aMouseEvent = ImplTranslateMouseEvent( *rNEvt.GetMouseEvent(), rNEvt.GetWindow(), this );
+                CallEventListeners( VclEventId::WindowMouseMove, &aMouseEvent );
+            }
+        }
+    }
+    else if( rNEvt.GetType() == MouseNotifyEvent::MOUSEBUTTONUP )
+    {
+        if ( mpWindowImpl->mbCompoundControl || ( rNEvt.GetWindow() == this ) )
+        {
+            if ( rNEvt.GetWindow() == this )
+                CallEventListeners( VclEventId::WindowMouseButtonUp, const_cast<MouseEvent *>(rNEvt.GetMouseEvent()) );
+            else
+            {
+                MouseEvent aMouseEvent = ImplTranslateMouseEvent( *rNEvt.GetMouseEvent(), rNEvt.GetWindow(), this );
+                CallEventListeners( VclEventId::WindowMouseButtonUp, &aMouseEvent );
+            }
+        }
+    }
+    else if( rNEvt.GetType() == MouseNotifyEvent::MOUSEBUTTONDOWN )
+    {
+        if ( mpWindowImpl->mbCompoundControl || ( rNEvt.GetWindow() == this ) )
+        {
+            if ( rNEvt.GetWindow() == this )
+                CallEventListeners( VclEventId::WindowMouseButtonDown, const_cast<MouseEvent *>(rNEvt.GetMouseEvent()) );
+            else
+            {
+                MouseEvent aMouseEvent = ImplTranslateMouseEvent( *rNEvt.GetMouseEvent(), rNEvt.GetWindow(), this );
+                CallEventListeners( VclEventId::WindowMouseButtonDown, &aMouseEvent );
+            }
+        }
+    }
+    else if( rNEvt.GetType() == MouseNotifyEvent::KEYINPUT )
+    {
+        if ( mpWindowImpl->mbCompoundControl || ( rNEvt.GetWindow() == this ) )
+            CallEventListeners( VclEventId::WindowKeyInput, const_cast<KeyEvent *>(rNEvt.GetKeyEvent()) );
+    }
+    else if( rNEvt.GetType() == MouseNotifyEvent::KEYUP )
+    {
+        if ( mpWindowImpl->mbCompoundControl || ( rNEvt.GetWindow() == this ) )
+            CallEventListeners( VclEventId::WindowKeyUp, const_cast<KeyEvent *>(rNEvt.GetKeyEvent()) );
+    }
+
+    if ( xWindow->isDisposed() )
+        return;
+
+    // #106721# check if we're part of a compound control and notify
+    vcl::Window *pParent = ImplGetParent();
+    while( pParent )
+    {
+        if( pParent->IsCompoundControl() )
+        {
+            pParent->ImplNotifyKeyMouseCommandEventListeners( rNEvt );
+            break;
+        }
+        pParent = pParent->ImplGetParent();
+    }
+}
+
+void Window::ImplCallInitShow()
+{
+    mpWindowImpl->mbReallyShown   = true;
+    mpWindowImpl->mbInInitShow    = true;
+    CompatStateChanged( StateChangedType::InitShow );
+    mpWindowImpl->mbInInitShow    = false;
+
+    vcl::Window* pWindow = mpWindowImpl->mpFirstOverlap;
+    while ( pWindow )
+    {
+        if ( pWindow->mpWindowImpl->mbVisible )
+            pWindow->ImplCallInitShow();
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+
+    pWindow = mpWindowImpl->mpFirstChild;
+    while ( pWindow )
+    {
+        if ( pWindow->mpWindowImpl->mbVisible )
+            pWindow->ImplCallInitShow();
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+}
+
+
+void Window::ImplCallResize()
+{
+    mpWindowImpl->mbCallResize = false;
+
+    // Normally we avoid blanking on re-size unless people might notice:
+    if( GetBackground().IsGradient() )
+        Invalidate();
+
+    Resize();
+
+    // #88419# Most classes don't call the base class in Resize() and Move(),
+    // => Call ImpleResize/Move instead of Resize/Move directly...
+    CallEventListeners( VclEventId::WindowResize );
+}
+
+void Window::ImplCallMove()
+{
+    mpWindowImpl->mbCallMove = false;
+
+    if( mpWindowImpl->mbFrame )
+    {
+        // update frame position
+        SalFrame *pParentFrame = nullptr;
+        vcl::Window *pParent = ImplGetParent();
+        while( pParent )
+        {
+            if( pParent->mpWindowImpl &&
+                pParent->mpWindowImpl->mpFrame != mpWindowImpl->mpFrame )
+            {
+                pParentFrame = pParent->mpWindowImpl->mpFrame;
+                break;
+            }
+            pParent = pParent->GetParent();
+        }
+
+        SalFrameGeometry g = mpWindowImpl->mpFrame->GetGeometry();
+        mpWindowImpl->maPos = Point( g.nX, g.nY );
+        if( pParentFrame )
+        {
+            g = pParentFrame->GetGeometry();
+            mpWindowImpl->maPos -= Point( g.nX, g.nY );
+        }
+        // the client window and all its subclients have the same position as the borderframe
+        // this is important for floating toolbars where the borderwindow is a floating window
+        // which has another borderwindow (ie the system floating window)
+        vcl::Window *pClientWin = mpWindowImpl->mpClientWindow;
+        while( pClientWin )
+        {
+            pClientWin->mpWindowImpl->maPos = mpWindowImpl->maPos;
+            pClientWin = pClientWin->mpWindowImpl->mpClientWindow;
+        }
+    }
+
+    Move();
+
+    CallEventListeners( VclEventId::WindowMove );
+}
+
+void Window::ImplCallFocusChangeActivate( vcl::Window* pNewOverlapWindow,
+                                          vcl::Window* pOldOverlapWindow )
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    vcl::Window*     pNewRealWindow;
+    vcl::Window*     pOldRealWindow;
+    bool bCallActivate = true;
+    bool bCallDeactivate = true;
+
+    if (!pOldOverlapWindow)
+    {
+        return;
+    }
+
+    pOldRealWindow = pOldOverlapWindow->ImplGetWindow();
+    if (!pNewOverlapWindow)
+    {
+        return;
+    }
+
+    pNewRealWindow = pNewOverlapWindow->ImplGetWindow();
+    if ( (pOldRealWindow->GetType() != WindowType::FLOATINGWINDOW) ||
+         pOldRealWindow->GetActivateMode() != ActivateModeFlags::NONE )
+    {
+        if ( (pNewRealWindow->GetType() == WindowType::FLOATINGWINDOW) &&
+             pNewRealWindow->GetActivateMode() == ActivateModeFlags::NONE)
+        {
+            pSVData->mpWinData->mpLastDeacWin = pOldOverlapWindow;
+            bCallDeactivate = false;
+        }
+    }
+    else if ( (pNewRealWindow->GetType() != WindowType::FLOATINGWINDOW) ||
+              pNewRealWindow->GetActivateMode() != ActivateModeFlags::NONE )
+    {
+        if (pSVData->mpWinData->mpLastDeacWin)
+        {
+            if (pSVData->mpWinData->mpLastDeacWin.get() == pNewOverlapWindow)
+                bCallActivate = false;
+            else
+            {
+                vcl::Window* pLastRealWindow = pSVData->mpWinData->mpLastDeacWin->ImplGetWindow();
+                pSVData->mpWinData->mpLastDeacWin->mpWindowImpl->mbActive = false;
+                pSVData->mpWinData->mpLastDeacWin->Deactivate();
+                if (pLastRealWindow != pSVData->mpWinData->mpLastDeacWin.get())
+                {
+                    pLastRealWindow->mpWindowImpl->mbActive = true;
+                    pLastRealWindow->Activate();
+                }
+            }
+            pSVData->mpWinData->mpLastDeacWin = nullptr;
+        }
+    }
+
+    if ( bCallDeactivate )
+    {
+        if( pOldOverlapWindow->mpWindowImpl->mbActive )
+        {
+            pOldOverlapWindow->mpWindowImpl->mbActive = false;
+            pOldOverlapWindow->Deactivate();
+        }
+        if ( pOldRealWindow != pOldOverlapWindow )
+        {
+            if( pOldRealWindow->mpWindowImpl->mbActive )
+            {
+                pOldRealWindow->mpWindowImpl->mbActive = false;
+                pOldRealWindow->Deactivate();
+            }
+        }
+    }
+    if ( !bCallActivate || pNewOverlapWindow->mpWindowImpl->mbActive )
+        return;
+
+    pNewOverlapWindow->mpWindowImpl->mbActive = true;
+    pNewOverlapWindow->Activate();
+
+    if ( pNewRealWindow != pNewOverlapWindow )
+    {
+        if( ! pNewRealWindow->mpWindowImpl->mbActive )
+        {
+            pNewRealWindow->mpWindowImpl->mbActive = true;
+            pNewRealWindow->Activate();
+        }
+    }
+}
+
+} /* namespace vcl */
+
+
+NotifyEvent::NotifyEvent( MouseNotifyEvent nEventType, vcl::Window* pWindow,
+                          const void* pEvent )
+{
+    mpWindow    = pWindow;
+    mpData      = const_cast<void*>(pEvent);
+    mnEventType  = nEventType;
+}
+
+NotifyEvent::~NotifyEvent() = default;
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/floatwin.cxx b/vcl/source/window/floatwin.cxx
new file mode 100644
index 000000000..094a3ef18
--- /dev/null
+++ b/vcl/source/window/floatwin.cxx
@@ -0,0 +1,973 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <svdata.hxx>
+#include <brdwin.hxx>
+#include <window.h>
+#include <salframe.hxx>
+#include <helpwin.hxx>
+
+#include <comphelper/lok.hxx>
+#include <sal/log.hxx>
+#include <vcl/layout.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/wrkwin.hxx>
+#include <vcl/event.hxx>
+#include <vcl/toolbox.hxx>
+#include <vcl/toolkit/floatwin.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/IDialogRenderable.hxx>
+
+class FloatingWindow::ImplData
+{
+public:
+    ImplData();
+
+    VclPtr<ToolBox> mpBox;
+    tools::Rectangle       maItemEdgeClipRect; // used to clip the common edge between a toolbar item and the border of this window
+    Point maPos; // position of the floating window wrt. parent
+    Point maLOKTwipsPos; ///< absolute position of the floating window in the document - in twips (for toplevel floating windows).
+};
+
+FloatingWindow::ImplData::ImplData()
+{
+    mpBox = nullptr;
+}
+
+tools::Rectangle& FloatingWindow::ImplGetItemEdgeClipRect()
+{
+    return mpImplData->maItemEdgeClipRect;
+}
+
+void FloatingWindow::ImplInitFloating( vcl::Window* pParent, WinBits nStyle )
+{
+    mpImplData.reset(new ImplData);
+
+    mpWindowImpl->mbFloatWin = true;
+    mbInCleanUp = false;
+    mbGrabFocus = false;
+
+    SAL_WARN_IF(!pParent, "vcl", "FloatWindow::FloatingWindow(): - pParent == NULL!");
+
+    if (!pParent)
+        pParent = ImplGetSVData()->maFrameData.mpAppWin;
+
+    SAL_WARN_IF(!pParent, "vcl", "FloatWindow::FloatingWindow(): - pParent == NULL and no AppWindow exists");
+
+    // no Border, then we don't need a border window
+    if (!nStyle)
+    {
+        mpWindowImpl->mbOverlapWin = true;
+        nStyle |= WB_DIALOGCONTROL;
+        ImplInit(pParent, nStyle, nullptr);
+    }
+    else
+    {
+        if (!(nStyle & WB_NODIALOGCONTROL))
+            nStyle |= WB_DIALOGCONTROL;
+
+        if (nStyle & (WB_MOVEABLE | WB_SIZEABLE | WB_CLOSEABLE | WB_STANDALONE)
+            && !(nStyle & WB_OWNERDRAWDECORATION))
+        {
+            WinBits nFloatWinStyle = nStyle;
+            // #99154# floaters are not closeable by default anymore, eg fullscreen floater
+            // nFloatWinStyle |= WB_CLOSEABLE;
+            mpWindowImpl->mbFrame = true;
+            mpWindowImpl->mbOverlapWin = true;
+            ImplInit(pParent, nFloatWinStyle & ~WB_BORDER, nullptr);
+        }
+        else
+        {
+            VclPtr<ImplBorderWindow> pBorderWin;
+            BorderWindowStyle nBorderStyle = BorderWindowStyle::Float;
+
+            if (nStyle & WB_OWNERDRAWDECORATION)
+                nBorderStyle |= BorderWindowStyle::Frame;
+            else
+                nBorderStyle |= BorderWindowStyle::Overlap;
+
+            if ((nStyle & WB_SYSTEMWINDOW) && !(nStyle & (WB_MOVEABLE | WB_SIZEABLE)))
+            {
+                nBorderStyle |= BorderWindowStyle::Frame;
+                nStyle |= WB_CLOSEABLE; // make undecorated floaters closeable
+            }
+            pBorderWin  = VclPtr<ImplBorderWindow>::Create(pParent, nStyle, nBorderStyle);
+            ImplInit(pBorderWin, nStyle & ~WB_BORDER, nullptr);
+            pBorderWin->mpWindowImpl->mpClientWindow = this;
+            pBorderWin->GetBorder(mpWindowImpl->mnLeftBorder, mpWindowImpl->mnTopBorder,
+                                  mpWindowImpl->mnRightBorder, mpWindowImpl->mnBottomBorder);
+            pBorderWin->SetDisplayActive(true);
+            mpWindowImpl->mpBorderWindow = pBorderWin;
+            mpWindowImpl->mpRealParent = pParent;
+        }
+    }
+    SetActivateMode( ActivateModeFlags::NONE );
+
+    mpNextFloat             = nullptr;
+    mpFirstPopupModeWin     = nullptr;
+    mnPostId                = nullptr;
+    mnTitle                 = (nStyle & (WB_MOVEABLE | WB_POPUP)) ? FloatWinTitleType::Normal : FloatWinTitleType::NONE;
+    mnOldTitle              = mnTitle;
+    mnPopupModeFlags        = FloatWinPopupFlags::NONE;
+    mbInPopupMode           = false;
+    mbPopupMode             = false;
+    mbPopupModeCanceled     = false;
+    mbPopupModeTearOff      = false;
+    mbMouseDown             = false;
+
+    ImplInitSettings();
+}
+
+void FloatingWindow::ImplInitSettings()
+{
+    const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
+
+    Color aColor;
+    if (IsControlBackground())
+        aColor = GetControlBackground();
+    else if (Window::GetStyle() & WB_3DLOOK)
+        aColor = rStyleSettings.GetFaceColor();
+    else
+        aColor = rStyleSettings.GetWindowColor();
+    SetBackground(aColor);
+}
+
+FloatingWindow::FloatingWindow(vcl::Window* pParent, WinBits nStyle) :
+    SystemWindow(WindowType::FLOATINGWINDOW, "vcl::FloatingWindow maLayoutIdle")
+{
+    ImplInitFloating(pParent, nStyle);
+}
+
+FloatingWindow::FloatingWindow(vcl::Window* pParent, const OString& rID, const OUString& rUIXMLDescription, const css::uno::Reference<css::frame::XFrame> &rFrame)
+    : SystemWindow(WindowType::FLOATINGWINDOW, "vcl::FloatingWindow maLayoutIdle")
+    , mpNextFloat(nullptr)
+    , mpFirstPopupModeWin(nullptr)
+    , mnPostId(nullptr)
+    , mnPopupModeFlags(FloatWinPopupFlags::NONE)
+    , mnTitle(FloatWinTitleType::Unknown)
+    , mnOldTitle(FloatWinTitleType::Unknown)
+    , mbInPopupMode(false)
+    , mbPopupMode(false)
+    , mbPopupModeCanceled(false)
+    , mbPopupModeTearOff(false)
+    , mbMouseDown(false)
+    , mbGrabFocus(false)
+    , mbInCleanUp(false)
+{
+    loadUI(pParent, rID, rUIXMLDescription, rFrame);
+}
+
+//Find the real parent stashed in mpDialogParent.
+void FloatingWindow::doDeferredInit(WinBits nBits)
+{
+    vcl::Window *pParent = mpDialogParent;
+    mpDialogParent = nullptr;
+    ImplInitFloating(pParent, nBits);
+    mbIsDeferredInit = false;
+}
+
+void FloatingWindow::ApplySettings(vcl::RenderContext& rRenderContext)
+{
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+
+    Color aColor;
+    if (Window::GetStyle() & WB_3DLOOK)
+        aColor = rStyleSettings.GetFaceColor();
+    else
+        aColor = rStyleSettings.GetWindowColor();
+
+    ApplyControlBackground(rRenderContext, aColor);
+}
+
+FloatingWindow::~FloatingWindow()
+{
+    disposeOnce();
+    assert (!mnPostId);
+}
+
+void FloatingWindow::dispose()
+{
+    ReleaseLOKNotifier();
+
+    if (mpImplData)
+    {
+        if( mbPopupModeCanceled )
+            // indicates that ESC key was pressed
+            // will be handled in Window::ImplGrabFocus()
+            SetDialogControlFlags( GetDialogControlFlags() | DialogControlFlags::FloatWinPopupModeEndCancel );
+
+        if ( IsInPopupMode() )
+            EndPopupMode( FloatWinPopupEndFlags::Cancel | FloatWinPopupEndFlags::CloseAll | FloatWinPopupEndFlags::DontCallHdl );
+
+        if ( mnPostId )
+            Application::RemoveUserEvent( mnPostId );
+        mnPostId = nullptr;
+    }
+
+    mpImplData.reset();
+
+    mpNextFloat.clear();
+    mpFirstPopupModeWin.clear();
+    mxPrevFocusWin.clear();
+    SystemWindow::dispose();
+}
+
+Point FloatingWindow::ImplCalcPos(vcl::Window* pWindow,
+                                  const tools::Rectangle& rRect, FloatWinPopupFlags nFlags,
+                                  sal_uInt16& rArrangeIndex, Point* pLOKTwipsPos)
+{
+    // get window position
+    Point       aPos;
+    Size        aSize = ::isLayoutEnabled(pWindow) ? pWindow->get_preferred_size() : pWindow->GetSizePixel();
+    tools::Rectangle   aScreenRect = pWindow->ImplGetFrameWindow()->GetDesktopRectPixel();
+    FloatingWindow *pFloatingWindow = dynamic_cast<FloatingWindow*>( pWindow );
+
+    // convert...
+    vcl::Window* pW = pWindow;
+    if ( pW->mpWindowImpl->mpRealParent )
+        pW = pW->mpWindowImpl->mpRealParent;
+
+    tools::Rectangle normRect( rRect );  // rRect is already relative to top-level window
+    normRect.SetPos( pW->ScreenToOutputPixel( normRect.TopLeft() ) );
+
+    bool bRTL = AllSettings::GetLayoutRTL();
+
+    tools::Rectangle devRect(  pW->OutputToAbsoluteScreenPixel( normRect.TopLeft() ),
+                        pW->OutputToAbsoluteScreenPixel( normRect.BottomRight() ) );
+
+    tools::Rectangle devRectRTL( devRect );
+    if( bRTL )
+        // create a rect that can be compared to desktop coordinates
+        devRectRTL = pW->ImplOutputToUnmirroredAbsoluteScreenPixel( normRect );
+    if( Application::GetScreenCount() > 1 && Application::IsUnifiedDisplay() )
+        aScreenRect = Application::GetScreenPosSizePixel(
+            Application::GetBestScreen( bRTL ? devRectRTL : devRect ) );
+
+    FloatWinPopupFlags nArrangeAry[5];
+    sal_uInt16 nArrangeAttempts = 5;
+    Point             e1,e2;  // the common edge between the item rect and the floating window
+
+    if ( nFlags & FloatWinPopupFlags::Left )
+    {
+        nArrangeAry[0]  = FloatWinPopupFlags::Left;
+        nArrangeAry[1]  = FloatWinPopupFlags::Right;
+        nArrangeAry[2]  = FloatWinPopupFlags::Up;
+        nArrangeAry[3]  = FloatWinPopupFlags::Down;
+        nArrangeAry[4]  = FloatWinPopupFlags::Left;
+    }
+    else if ( nFlags & FloatWinPopupFlags::Right )
+    {
+        nArrangeAry[0]  = FloatWinPopupFlags::Right;
+        nArrangeAry[1]  = FloatWinPopupFlags::Left;
+        nArrangeAry[2]  = FloatWinPopupFlags::Up;
+        nArrangeAry[3]  = FloatWinPopupFlags::Down;
+        nArrangeAry[4]  = FloatWinPopupFlags::Right;
+    }
+    else if ( nFlags & FloatWinPopupFlags::Up )
+    {
+        nArrangeAry[0]  = FloatWinPopupFlags::Up;
+        nArrangeAry[1]  = FloatWinPopupFlags::Down;
+        if (nFlags & FloatWinPopupFlags::NoHorzPlacement)
+        {
+            nArrangeAry[2]  = FloatWinPopupFlags::Up;
+            nArrangeAttempts = 3;
+        }
+        else
+        {
+            nArrangeAry[2]  = FloatWinPopupFlags::Right;
+            nArrangeAry[3]  = FloatWinPopupFlags::Left;
+            nArrangeAry[4]  = FloatWinPopupFlags::Up;
+        }
+    }
+    else
+    {
+        nArrangeAry[0]  = FloatWinPopupFlags::Down;
+        nArrangeAry[1]  = FloatWinPopupFlags::Up;
+        if (nFlags & FloatWinPopupFlags::NoHorzPlacement)
+        {
+            nArrangeAry[2]  = FloatWinPopupFlags::Down;
+            nArrangeAttempts = 3;
+        }
+        else
+        {
+            nArrangeAry[2]  = FloatWinPopupFlags::Right;
+            nArrangeAry[3]  = FloatWinPopupFlags::Left;
+            nArrangeAry[4]  = FloatWinPopupFlags::Down;
+        }
+    }
+
+    sal_uInt16 nArrangeIndex = 0;
+    const bool bLOKActive = comphelper::LibreOfficeKit::isActive();
+
+    for ( ; nArrangeIndex < nArrangeAttempts; nArrangeIndex++ )
+    {
+        bool bBreak = true;
+        switch ( nArrangeAry[nArrangeIndex] )
+        {
+
+            case FloatWinPopupFlags::Left:
+                aPos.setX( devRect.Left()-aSize.Width()+1 );
+                aPos.setY( devRect.Top() );
+                aPos.AdjustY( -(pWindow->mpWindowImpl->mnTopBorder) );
+                if( bRTL )
+                {
+                    if( (devRectRTL.Right()+aSize.Width()) > aScreenRect.Right() )
+                        bBreak = false;
+                }
+                else
+                {
+                    if ( aPos.X() < aScreenRect.Left() )
+                        bBreak = false;
+                }
+                if (bBreak || bLOKActive)
+                {
+                    e1 = devRect.TopLeft();
+                    e2 = devRect.BottomLeft();
+                    // set non-zero width
+                    e2.AdjustX( 1 );
+                    // don't clip corners
+                    e1.AdjustY( 1 );
+                    e2.AdjustY( -1 );
+                }
+                break;
+            case FloatWinPopupFlags::Right:
+                aPos     = devRect.TopRight();
+                aPos.AdjustY( -(pWindow->mpWindowImpl->mnTopBorder) );
+                if( bRTL )
+                {
+                    if( (devRectRTL.Left() - aSize.Width()) < aScreenRect.Left() )
+                        bBreak = false;
+                }
+                else
+                {
+                    if ( aPos.X()+aSize.Width() > aScreenRect.Right() )
+                        bBreak = false;
+                }
+                if (bBreak || bLOKActive)
+                {
+                    e1 = devRect.TopRight();
+                    e2 = devRect.BottomRight();
+                    // set non-zero width
+                    e2.AdjustX( 1 );
+                    // don't clip corners
+                    e1.AdjustY( 1 );
+                    e2.AdjustY( -1 );
+                }
+                break;
+            case FloatWinPopupFlags::Up:
+                aPos.setX( devRect.Left() );
+                aPos.setY( devRect.Top()-aSize.Height()+1 );
+                if ( aPos.Y() < aScreenRect.Top() )
+                    bBreak = false;
+                if (bBreak || bLOKActive)
+                {
+                    e1 = devRect.TopLeft();
+                    e2 = devRect.TopRight();
+                    // set non-zero height
+                    e2.AdjustY( 1 );
+                    // don't clip corners
+                    e1.AdjustX( 1 );
+                    e2.AdjustX( -1 );
+                }
+                break;
+            case FloatWinPopupFlags::Down:
+                aPos = devRect.BottomLeft();
+                if ( aPos.Y()+aSize.Height() > aScreenRect.Bottom() )
+                    bBreak = false;
+                if (bBreak || bLOKActive)
+                {
+                    e1 = devRect.BottomLeft();
+                    e2 = devRect.BottomRight();
+                    // set non-zero height
+                    e2.AdjustY( 1 );
+                    // don't clip corners
+                    e1.AdjustX( 1 );
+                    e2.AdjustX( -1 );
+                }
+                break;
+            default: break;
+        }
+
+        // no further adjustment for LibreOfficeKit
+        if (bLOKActive)
+            break;
+
+        // adjust if necessary
+        if (bBreak)
+        {
+            if ( (nArrangeAry[nArrangeIndex] == FloatWinPopupFlags::Left)  ||
+                 (nArrangeAry[nArrangeIndex] == FloatWinPopupFlags::Right) )
+            {
+                if ( aPos.Y()+aSize.Height() > aScreenRect.Bottom() )
+                {
+                    aPos.setY( devRect.Bottom()-aSize.Height()+1 );
+                    if ( aPos.Y() < aScreenRect.Top() )
+                        aPos.setY( aScreenRect.Top() );
+                }
+            }
+            else
+            {
+                if( bRTL )
+                {
+                    if( devRectRTL.Right()-aSize.Width()+1 < aScreenRect.Left() )
+                        aPos.AdjustX( -(aScreenRect.Left() - devRectRTL.Right() + aSize.Width() - 1) );
+                }
+                else if ( aPos.X()+aSize.Width() > aScreenRect.Right() )
+                {
+                    aPos.setX( devRect.Right()-aSize.Width()+1 );
+                    if ( aPos.X() < aScreenRect.Left() )
+                        aPos.setX( aScreenRect.Left() );
+                }
+            }
+        }
+
+        if ( bBreak )
+            break;
+    }
+    if (nArrangeIndex >= nArrangeAttempts)
+        nArrangeIndex = nArrangeAttempts - 1;
+
+    rArrangeIndex = nArrangeIndex;
+
+    aPos = pW->AbsoluteScreenToOutputPixel( aPos );
+
+    // store a cliprect that can be used to clip the common edge of the itemrect and the floating window
+    if( pFloatingWindow && pFloatingWindow->mpImplData->mpBox )
+    {
+        pFloatingWindow->mpImplData->maItemEdgeClipRect =
+            tools::Rectangle( e1, e2 );
+    }
+
+    if (bLOKActive && pLOKTwipsPos)
+    {
+        if (pW->IsMapModeEnabled() || pW->GetMapMode().GetMapUnit() == MapUnit::MapPixel)
+        {
+            // if we use pW->LogicToLogic(aPos, pW->GetMapMode(), MapMode(MapUnit::MapTwip)),
+            // for pixel conversions when map mode is not enabled, we get
+            // a 20 twips per pixel conversion since LogicToLogic uses
+            // a fixed 72 dpi value, instead of a correctly computed output
+            // device dpi or at least the most commonly used 96 dpi value;
+            // and anyway the following is what we already do in
+            // ScGridWindow::LogicInvalidate when map mode is not enabled.
+
+            *pLOKTwipsPos = pW->PixelToLogic(aPos, MapMode(MapUnit::MapTwip));
+        }
+        else
+        {
+            *pLOKTwipsPos = OutputDevice::LogicToLogic(aPos, pW->GetMapMode(), MapMode(MapUnit::MapTwip));
+        }
+    }
+
+    // caller expects coordinates relative to top-level win
+    return pW->OutputToScreenPixel( aPos );
+}
+
+Point FloatingWindow::ImplConvertToAbsPos(vcl::Window* pReference, const Point& rPos)
+{
+    Point aAbsolute( rPos );
+
+    const OutputDevice *pWindowOutDev = pReference->GetOutDev();
+
+    // compare coordinates in absolute screen coordinates
+    if( pWindowOutDev->HasMirroredGraphics()  )
+    {
+        if(!pReference->IsRTLEnabled() )
+            pWindowOutDev->ReMirror( aAbsolute );
+
+        tools::Rectangle aRect( pReference->ScreenToOutputPixel(aAbsolute), Size(1,1) ) ;
+        aRect = pReference->ImplOutputToUnmirroredAbsoluteScreenPixel( aRect );
+        aAbsolute = aRect.TopLeft();
+    }
+    else
+        aAbsolute = pReference->OutputToAbsoluteScreenPixel(
+            pReference->ScreenToOutputPixel(rPos) );
+
+    return aAbsolute;
+}
+
+tools::Rectangle FloatingWindow::ImplConvertToAbsPos(vcl::Window* pReference, const tools::Rectangle& rRect)
+{
+    tools::Rectangle aFloatRect = rRect;
+
+    const OutputDevice *pParentWinOutDev = pReference->GetOutDev();
+
+    // compare coordinates in absolute screen coordinates
+    // Keep in sync with FloatingWindow::ImplFloatHitTest, e.g. fdo#33509
+    if( pParentWinOutDev->HasMirroredGraphics() && !comphelper::LibreOfficeKit::isActive() )
+    {
+        if(!pReference->IsRTLEnabled() )
+            pParentWinOutDev->ReMirror(aFloatRect);
+
+        aFloatRect.SetPos(pReference->ScreenToOutputPixel(aFloatRect.TopLeft()));
+        aFloatRect = pReference->ImplOutputToUnmirroredAbsoluteScreenPixel(aFloatRect);
+    }
+    else
+        aFloatRect.SetPos(pReference->OutputToAbsoluteScreenPixel(pReference->ScreenToOutputPixel(rRect.TopLeft())));
+
+    return aFloatRect;
+}
+
+tools::Rectangle FloatingWindow::ImplConvertToRelPos(vcl::Window* pReference, const tools::Rectangle& rRect)
+{
+    tools::Rectangle aFloatRect = rRect;
+
+    const OutputDevice *pParentWinOutDev = pReference->GetOutDev();
+
+    // compare coordinates in absolute screen coordinates
+    // Keep in sync with FloatingWindow::ImplFloatHitTest, e.g. fdo#33509
+    if( pParentWinOutDev->HasMirroredGraphics()  )
+    {
+        aFloatRect = pReference->ImplUnmirroredAbsoluteScreenToOutputPixel(aFloatRect);
+        aFloatRect.SetPos(pReference->OutputToScreenPixel(aFloatRect.TopLeft()));
+
+        if(!pReference->IsRTLEnabled() )
+            pParentWinOutDev->ReMirror(aFloatRect);
+    }
+    else
+        aFloatRect.SetPos(pReference->OutputToScreenPixel(pReference->AbsoluteScreenToOutputPixel(rRect.TopLeft())));
+
+    return aFloatRect;
+}
+
+FloatingWindow* FloatingWindow::ImplFloatHitTest( vcl::Window* pReference, const Point& rPos, bool& rbHitTestInsideRect )
+{
+    FloatingWindow* pWin = this;
+    rbHitTestInsideRect = false;
+
+    Point aAbsolute(FloatingWindow::ImplConvertToAbsPos(pReference, rPos));
+
+    do
+    {
+        // compute the floating window's size in absolute screen coordinates
+
+        // use the border window to have the exact position
+        vcl::Window *pBorderWin = pWin->GetWindow( GetWindowType::Border );
+        if (!pBorderWin)
+            break;
+
+        // the top-left corner in output coordinates ie (0,0)
+        tools::Rectangle devRect( pBorderWin->ImplOutputToUnmirroredAbsoluteScreenPixel( tools::Rectangle( Point(), pBorderWin->GetSizePixel()) ) ) ;
+        if ( devRect.Contains( aAbsolute ) )
+        {
+            // inside the window
+            return pWin;
+        }
+
+        // test, if mouse is in rectangle, (this is typically the rect of the active
+        // toolbox item or similar)
+        // note: maFloatRect is set in FloatingWindow::StartPopupMode() and
+        //       is already in absolute device coordinates
+        if ( pWin->maFloatRect.Contains( aAbsolute ) )
+        {
+            rbHitTestInsideRect = true;
+            return pWin;
+        }
+
+        pWin = pWin->mpNextFloat;
+    }
+    while ( pWin );
+
+    return nullptr;
+}
+
+FloatingWindow* FloatingWindow::ImplFindLastLevelFloat()
+{
+    FloatingWindow* pWin = this;
+    FloatingWindow* pLastFoundWin = pWin;
+
+    do
+    {
+        if ( pWin->GetPopupModeFlags() & FloatWinPopupFlags::NewLevel )
+            pLastFoundWin = pWin;
+
+        pWin = pWin->mpNextFloat;
+    }
+    while ( pWin );
+
+    return pLastFoundWin;
+}
+
+bool FloatingWindow::ImplIsFloatPopupModeWindow( const vcl::Window* pWindow )
+{
+    FloatingWindow* pWin = this;
+
+    do
+    {
+        if ( pWin->mpFirstPopupModeWin == pWindow )
+            return true;
+
+        pWin = pWin->mpNextFloat;
+    }
+    while ( pWin );
+
+    return false;
+}
+
+IMPL_LINK_NOARG(FloatingWindow, ImplEndPopupModeHdl, void*, void)
+{
+    VclPtr<FloatingWindow> pThis(this);
+    mnPostId            = nullptr;
+    mnPopupModeFlags    = FloatWinPopupFlags::NONE;
+    mbPopupMode         = false;
+    PopupModeEnd();
+}
+
+bool FloatingWindow::EventNotify( NotifyEvent& rNEvt )
+{
+    // call Base Class first for tab control
+    bool bRet = SystemWindow::EventNotify( rNEvt );
+    if ( !bRet )
+    {
+        if ( rNEvt.GetType() == MouseNotifyEvent::KEYINPUT )
+        {
+            const KeyEvent* pKEvt = rNEvt.GetKeyEvent();
+            vcl::KeyCode    aKeyCode = pKEvt->GetKeyCode();
+            sal_uInt16      nKeyCode = aKeyCode.GetCode();
+
+            if ( (nKeyCode == KEY_ESCAPE) && (GetStyle() & WB_CLOSEABLE) )
+            {
+                Close();
+                return true;
+            }
+        }
+    }
+
+    return bRet;
+}
+
+void FloatingWindow::PixelInvalidate(const tools::Rectangle* /*pRectangle*/)
+{
+    if (VclPtr<vcl::Window> pParent = GetParentWithLOKNotifier())
+    {
+        const tools::Rectangle aRect(Point(0,0), Size(GetSizePixel().Width()+1, GetSizePixel().Height()+1));
+        std::vector<vcl::LOKPayloadItem> aPayload
+        {
+            std::make_pair(OString("rectangle"), aRect.toString())
+        };
+        const vcl::ILibreOfficeKitNotifier* pNotifier = pParent->GetLOKNotifier();
+        pNotifier->notifyWindow(GetLOKWindowId(), "invalidate", aPayload);
+    }
+}
+
+void FloatingWindow::StateChanged( StateChangedType nType )
+{
+    if (nType == StateChangedType::InitShow)
+    {
+        DoInitialLayout();
+    }
+
+    SystemWindow::StateChanged( nType );
+
+    VclPtr<vcl::Window> pParent = GetParentWithLOKNotifier();
+    if (pParent)
+    {
+        if (nType == StateChangedType::InitShow)
+        {
+            std::vector<vcl::LOKPayloadItem> aItems;
+            if (pParent == this)
+            {
+                // we are a toplevel window, let's so far pretend to be a
+                // dialog - but maybe we'll need a separate type for this
+                // later
+                if (mbInPopupMode)
+                    aItems.emplace_back("type", "dropdown");
+                else
+                    aItems.emplace_back("type", "dialog");
+                aItems.emplace_back("position", mpImplData->maLOKTwipsPos.toString()); // twips
+            }
+            else
+            {
+                SetLOKNotifier(pParent->GetLOKNotifier());
+                if (dynamic_cast<HelpTextWindow*>(this))
+                    aItems.emplace_back("type", "tooltip");
+                else
+                    aItems.emplace_back("type", "child");
+
+                aItems.emplace_back("parentId", OString::number(pParent->GetLOKWindowId()));
+                if (mbInPopupMode)
+                    aItems.emplace_back("position", mpImplData->maPos.toString()); // pixels
+                else // mpImplData->maPos is not set
+                    aItems.emplace_back("position", GetPosPixel().toString());
+
+            }
+            aItems.emplace_back("size", GetSizePixel().toString());
+            GetLOKNotifier()->notifyWindow(GetLOKWindowId(), "created", aItems);
+        }
+        else if (!IsVisible() && nType == StateChangedType::Visible)
+        {
+            if (const vcl::ILibreOfficeKitNotifier* pNotifier = GetLOKNotifier())
+            {
+                pNotifier->notifyWindow(GetLOKWindowId(), "close");
+                ReleaseLOKNotifier();
+            }
+        }
+    }
+
+    if ( nType == StateChangedType::ControlBackground )
+    {
+        ImplInitSettings();
+        Invalidate();
+    }
+}
+
+void FloatingWindow::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    SystemWindow::DataChanged( rDCEvt );
+
+    if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
+         (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )
+    {
+        ImplInitSettings();
+        Invalidate();
+    }
+}
+
+void FloatingWindow::ImplCallPopupModeEnd()
+{
+    // PopupMode is finished
+    mbInPopupMode = false;
+
+    // call Handler asynchronously.
+    if ( mpImplData && !mnPostId )
+        mnPostId = Application::PostUserEvent(LINK(this, FloatingWindow, ImplEndPopupModeHdl));
+}
+
+void FloatingWindow::PopupModeEnd()
+{
+    maPopupModeEndHdl.Call( this );
+}
+
+void FloatingWindow::SetTitleType( FloatWinTitleType nTitle )
+{
+    if ( (mnTitle == nTitle) || !mpWindowImpl->mpBorderWindow )
+        return;
+
+    mnTitle = nTitle;
+    Size aOutSize = GetOutputSizePixel();
+    BorderWindowTitleType nTitleStyle;
+    if ( nTitle == FloatWinTitleType::Normal )
+        nTitleStyle = BorderWindowTitleType::Small;
+    else if ( nTitle == FloatWinTitleType::TearOff )
+        nTitleStyle = BorderWindowTitleType::Tearoff;
+    else if ( nTitle == FloatWinTitleType::Popup )
+        nTitleStyle = BorderWindowTitleType::Popup;
+    else // nTitle == FloatWinTitleType::NONE
+        nTitleStyle = BorderWindowTitleType::NONE;
+    static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->SetTitleType( nTitleStyle, aOutSize );
+    static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->GetBorder( mpWindowImpl->mnLeftBorder, mpWindowImpl->mnTopBorder, mpWindowImpl->mnRightBorder, mpWindowImpl->mnBottomBorder );
+}
+
+void FloatingWindow::StartPopupMode( const tools::Rectangle& rRect, FloatWinPopupFlags nFlags )
+{
+    // remove title
+    mnOldTitle = mnTitle;
+    if ( ( mpWindowImpl->mnStyle & WB_POPUP ) && !GetText().isEmpty() )
+        SetTitleType( FloatWinTitleType::Popup );
+    else if ( nFlags & FloatWinPopupFlags::AllowTearOff )
+        SetTitleType( FloatWinTitleType::TearOff );
+    else
+        SetTitleType( FloatWinTitleType::NONE );
+
+    // avoid close on focus change for decorated floating windows only
+    if( mpWindowImpl->mbFrame && (GetStyle() & WB_MOVEABLE) )
+        nFlags |= FloatWinPopupFlags::NoAppFocusClose;
+
+    // compute window position according to flags and arrangement
+    sal_uInt16 nArrangeIndex;
+    DoInitialLayout();
+    mpImplData->maPos = ImplCalcPos(this, rRect, nFlags, nArrangeIndex, &mpImplData->maLOKTwipsPos);
+    SetPosPixel( mpImplData->maPos );
+    ImplGetFrame()->PositionByToolkit(rRect, nFlags);
+
+    // set data and display window
+    // convert maFloatRect to absolute device coordinates
+    // so they can be compared across different frames
+    // !!! rRect is expected to be in screen coordinates of the parent frame window !!!
+    maFloatRect = FloatingWindow::ImplConvertToAbsPos(GetParent(), rRect);
+
+    maFloatRect.AdjustLeft( -2 );
+    maFloatRect.AdjustTop( -2 );
+    maFloatRect.AdjustRight(2 );
+    maFloatRect.AdjustBottom(2 );
+    mnPopupModeFlags        = nFlags;
+    mbInPopupMode           = true;
+    mbPopupMode             = true;
+    mbPopupModeCanceled     = false;
+    mbPopupModeTearOff      = false;
+    mbMouseDown             = false;
+
+    // add FloatingWindow to list of windows that are in popup mode
+    ImplSVData* pSVData = ImplGetSVData();
+    mpNextFloat = pSVData->mpWinData->mpFirstFloat;
+    pSVData->mpWinData->mpFirstFloat = this;
+    bool bGrabFocus(nFlags & FloatWinPopupFlags::GrabFocus);
+    if (bGrabFocus)
+    {
+        // force key input even without focus (useful for menus)
+        mbGrabFocus = true;
+        mxPrevFocusWin = Window::SaveFocus();
+        mpWindowImpl->mpFrameData->mbHasFocus = true;
+    }
+    Show( true, ShowFlags::NoActivate );
+    if (bGrabFocus)
+        GrabFocus();
+}
+
+void FloatingWindow::StartPopupMode( ToolBox* pBox, FloatWinPopupFlags nFlags )
+{
+    mpImplData->mpBox = pBox;
+
+    // get selected button
+    ToolBoxItemId nItemId = pBox->GetDownItemId();
+
+    if ( nItemId )
+        pBox->ImplFloatControl( true, this );
+
+    // retrieve some data from the ToolBox
+    tools::Rectangle aRect = nItemId ? pBox->GetItemRect( nItemId ) : pBox->GetOverflowRect();
+
+    // convert to parent's screen coordinates
+    mpImplData->maPos = GetParent()->OutputToScreenPixel( GetParent()->AbsoluteScreenToOutputPixel( pBox->OutputToAbsoluteScreenPixel( aRect.TopLeft() ) ) );
+    aRect.SetPos( mpImplData->maPos );
+
+    nFlags |=
+        FloatWinPopupFlags::AllMouseButtonClose |
+        FloatWinPopupFlags::NoMouseUpClose;
+
+    // set Flags for positioning
+    if ( !(nFlags & (FloatWinPopupFlags::Down | FloatWinPopupFlags::Up |
+                     FloatWinPopupFlags::Left | FloatWinPopupFlags::Right)) )
+    {
+         if ( pBox->IsHorizontal() )
+             nFlags |= FloatWinPopupFlags::Down;
+         else
+             nFlags |= FloatWinPopupFlags::Right;
+    }
+
+    // start FloatingMode
+    StartPopupMode( aRect, nFlags );
+}
+
+void FloatingWindow::ImplEndPopupMode( FloatWinPopupEndFlags nFlags, const VclPtr<vcl::Window>& xFocusId )
+{
+    if ( !mbInPopupMode )
+        return;
+
+    ImplSVData* pSVData = ImplGetSVData();
+
+    mbInCleanUp = true; // prevent killing this window due to focus change while working with it
+
+    if (!(nFlags & FloatWinPopupEndFlags::NoCloseChildren))
+    {
+        // stop the PopupMode also for all PopupMode windows created after us
+        std::vector<VclPtr<FloatingWindow>> aCancelFloats;
+        // stop the PopupMode also for all following PopupMode windows
+        for (auto pFloat = pSVData->mpWinData->mpFirstFloat;
+             pFloat != nullptr && pFloat != this;
+             pFloat = pFloat->mpNextFloat)
+            aCancelFloats.push_back(pFloat);
+        for (auto & it : aCancelFloats)
+            it->EndPopupMode(FloatWinPopupEndFlags::Cancel | FloatWinPopupEndFlags::NoCloseChildren);
+    }
+
+    // delete window from the list
+    pSVData->mpWinData->mpFirstFloat = mpNextFloat;
+    mpNextFloat = nullptr;
+
+    FloatWinPopupFlags nPopupModeFlags = mnPopupModeFlags;
+    mbPopupModeTearOff = nFlags & FloatWinPopupEndFlags::TearOff &&
+                         nPopupModeFlags & FloatWinPopupFlags::AllowTearOff;
+
+    // hide window again if it was not deleted
+    if (!mbPopupModeTearOff)
+        Show( false, ShowFlags::NoFocusChange );
+
+    if (HasChildPathFocus() && xFocusId != nullptr)
+    {
+        // restore focus to previous focus window if we still have the focus
+        Window::EndSaveFocus(xFocusId);
+    }
+    else if ( pSVData->mpWinData->mpFocusWin && pSVData->mpWinData->mpFirstFloat &&
+              ImplIsWindowOrChild( pSVData->mpWinData->mpFocusWin ) )
+    {
+        // maybe pass focus on to a suitable FloatingWindow
+        pSVData->mpWinData->mpFirstFloat->GrabFocus();
+    }
+
+    mbPopupModeCanceled = bool(nFlags & FloatWinPopupEndFlags::Cancel);
+
+    // redo title
+    SetTitleType( mnOldTitle );
+
+    // set ToolBox again to normal
+    if (mpImplData && mpImplData->mpBox)
+    {
+        mpImplData->mpBox->ImplFloatControl( false, this );
+        // if the parent ToolBox is in popup mode, it should be closed too.
+        if ( GetDockingManager()->IsInPopupMode( mpImplData->mpBox ) )
+            nFlags |= FloatWinPopupEndFlags::CloseAll;
+
+        mpImplData->mpBox = nullptr;
+    }
+
+    // call PopupModeEnd-Handler depending on parameter
+    if ( !(nFlags & FloatWinPopupEndFlags::DontCallHdl) )
+        ImplCallPopupModeEnd();
+
+    // close all other windows depending on parameter
+    if ( nFlags & FloatWinPopupEndFlags::CloseAll )
+    {
+        if ( !(nPopupModeFlags & FloatWinPopupFlags::NewLevel) )
+        {
+            if (pSVData->mpWinData->mpFirstFloat)
+            {
+                FloatingWindow* pLastLevelFloat = pSVData->mpWinData->mpFirstFloat->ImplFindLastLevelFloat();
+                pLastLevelFloat->EndPopupMode( FloatWinPopupEndFlags::Cancel | FloatWinPopupEndFlags::CloseAll );
+            }
+        }
+    }
+
+    mbInCleanUp = false;
+}
+
+void FloatingWindow::EndPopupMode( FloatWinPopupEndFlags nFlags )
+{
+    ImplEndPopupMode(nFlags, mxPrevFocusWin);
+}
+
+void FloatingWindow::AddPopupModeWindow(vcl::Window* pWindow)
+{
+    // !!! up-to-now only 1 window and not yet a list
+    mpFirstPopupModeWin = pWindow;
+}
+
+bool SystemWindow::UpdatePositionData()
+{
+    auto pWin = ImplGetParent();
+    if (pWin)
+    {
+        // Simulate Move, so the relative position of the floating window will be recalculated
+        pWin->ImplCallMove();
+        return true;
+    }
+
+    return false;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/globalization.cxx b/vcl/source/window/globalization.cxx
new file mode 100644
index 000000000..952182978
--- /dev/null
+++ b/vcl/source/window/globalization.cxx
@@ -0,0 +1,44 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/window.hxx>
+#include <vcl/outdev.hxx>
+#include <windowdev.hxx>
+#include <window.h>
+
+namespace vcl {
+
+void WindowOutputDevice::EnableRTL ( bool bEnable )
+{
+    if (mbEnableRTL != bEnable)
+        mxOwnerWindow->ImplEnableRTL(bEnable);
+}
+
+void Window::ImplEnableRTL( bool bEnable )
+{
+    if (mpWindowImpl->mxOutDev->mbEnableRTL != bEnable)
+    {
+        CompatStateChanged( StateChangedType::Mirroring );
+        mpWindowImpl->mxOutDev->OutputDevice::EnableRTL(bEnable);
+    }
+}
+
+} /* namespace vcl */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/impldockingwrapper.hxx b/vcl/source/window/impldockingwrapper.hxx
new file mode 100644
index 000000000..671510e3c
--- /dev/null
+++ b/vcl/source/window/impldockingwrapper.hxx
@@ -0,0 +1,131 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <vcl/dockwin.hxx>
+#include <memory>
+#include <vector>
+
+/** ImplDockingWindowWrapper
+ *
+ *  ImplDockingWindowWrapper obsoletes the DockingWindow class.
+ *  It is better because it can make a "normal window" dockable.
+ *  All DockingWindows should be converted the new class.
+ */
+
+class ImplDockingWindowWrapper final
+{
+    friend class ::vcl::Window;
+    friend class DockingManager;
+    friend class DockingWindow;
+
+private:
+
+    // the original 'Docking'window
+    VclPtr<vcl::Window>    mpDockingWindow;
+
+    // the original DockingWindow members
+    VclPtr<FloatingWindow> mpFloatWin;
+    VclPtr<vcl::Window>    mpOldBorderWin;
+    VclPtr<vcl::Window>    mpParent;
+    Link<FloatingWindow*,void> maPopupModeEndHdl;
+    Point           maFloatPos;
+    Point           maDockPos;
+    Point           maMouseOff;
+    Size            maMinOutSize;
+    Size            maMaxOutSize;
+    tools::Rectangle       maDragArea;
+    tools::Long            mnTrackX;
+    tools::Long            mnTrackY;
+    tools::Long            mnTrackWidth;
+    tools::Long            mnTrackHeight;
+    sal_Int32       mnDockLeft;
+    sal_Int32       mnDockTop;
+    sal_Int32       mnDockRight;
+    sal_Int32       mnDockBottom;
+    WinBits         mnFloatBits;
+    bool            mbDockCanceled:1,
+                    mbDocking:1,
+                    mbLastFloatMode:1,
+                    mbDockBtn:1,
+                    mbHideBtn:1,
+                    mbStartDockingEnabled:1,
+                    mbLocked:1;
+
+                    DECL_LINK( PopupModeEnd, FloatingWindow*, void );
+    void            ImplEnableStartDocking()  { mbStartDockingEnabled = true; }
+    bool            ImplStartDockingEnabled() const { return mbStartDockingEnabled; }
+    void            ImplPreparePopupMode();
+
+public:
+    ImplDockingWindowWrapper( const vcl::Window *pWindow );
+    ~ImplDockingWindowWrapper();
+
+    vcl::Window*    GetWindow()     { return mpDockingWindow; }
+    void            ImplStartDocking( const Point& rPos );
+
+    // those methods actually call the corresponding handlers
+    void            StartDocking( const Point& rPos, tools::Rectangle const & rRect );
+    bool            Docking( const Point& rPos, tools::Rectangle& rRect );
+    void            EndDocking( const tools::Rectangle& rRect, bool bFloatMode );
+    bool            PrepareToggleFloatingMode();
+    void            ToggleFloatingMode();
+
+    void            SetDragArea( const tools::Rectangle& rRect );
+    const tools::Rectangle& GetDragArea() const { return maDragArea;}
+
+    void            Lock();
+    void            Unlock();
+    bool            IsLocked() const { return mbLocked;}
+
+    void            StartPopupMode( const tools::Rectangle& rRect, FloatWinPopupFlags nPopupModeFlags );
+    void            StartPopupMode( ToolBox* pParentToolBox, FloatWinPopupFlags nPopupModeFlags );
+    bool            IsInPopupMode() const;
+
+    void            SetPopupModeEndHdl( const Link<FloatingWindow*,void>& rLink ) { maPopupModeEndHdl = rLink; }
+
+    void            TitleButtonClick( TitleButton nButton );
+    void            Resizing( Size& rSize );
+    void            Tracking( const TrackingEvent& rTEvt );
+
+    void            ShowMenuTitleButton( bool bVisible );
+
+    void            SetMinOutputSizePixel( const Size& rSize );
+
+    void            SetMaxOutputSizePixel( const Size& rSize );
+
+    bool            IsDocking() const { return mbDocking; }
+    bool            IsDockingCanceled() const { return mbDockCanceled; }
+
+    void            SetFloatingMode( bool bFloatMode );
+    bool            IsFloatingMode() const;
+    SystemWindow*   GetFloatingWindow() const;
+
+    void            SetFloatStyle( WinBits nWinStyle );
+    WinBits         GetFloatStyle() const { return mnFloatBits;}
+
+    void            setPosSizePixel( tools::Long nX, tools::Long nY,
+                                     tools::Long nWidth, tools::Long nHeight,
+                                     PosSizeFlags nFlags );
+    Point           GetPosPixel() const;
+    Size            GetSizePixel() const;
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/introwin.cxx b/vcl/source/window/introwin.cxx
new file mode 100644
index 000000000..3ac75eab0
--- /dev/null
+++ b/vcl/source/window/introwin.cxx
@@ -0,0 +1,49 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/wrkwin.hxx>
+#include <vcl/introwin.hxx>
+
+#include <svdata.hxx>
+
+void IntroWindow::ImplInitIntroWindowData()
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    pSVData->mpIntroWindow = this;
+}
+
+IntroWindow::IntroWindow()
+    : WorkWindow(WindowType::INTROWINDOW)
+{
+    ImplInitIntroWindowData();
+    WorkWindow::ImplInit(nullptr, WB_INTROWIN);
+}
+
+IntroWindow::~IntroWindow() { disposeOnce(); }
+
+void IntroWindow::dispose()
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    if (pSVData->mpIntroWindow.get() == this)
+        pSVData->mpIntroWindow = nullptr;
+
+    WorkWindow::dispose();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/keycod.cxx b/vcl/source/window/keycod.cxx
new file mode 100644
index 000000000..cc3fca580
--- /dev/null
+++ b/vcl/source/window/keycod.cxx
@@ -0,0 +1,95 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+
+#include <accel.hxx>
+#include <salframe.hxx>
+#include <svdata.hxx>
+
+#include <vcl/window.hxx>
+#include <vcl/keycod.hxx>
+
+const sal_uInt16 aImplKeyFuncTab[(static_cast<int>(KeyFuncType::DELETE)+1)*4] =
+{
+    0, 0, 0, 0,                                                    // KeyFuncType::DONTKNOW
+    KEY_X | KEY_MOD1, KEY_DELETE | KEY_SHIFT, KEY_CUT, 0,          // KeyFuncType::CUT
+    KEY_C | KEY_MOD1, KEY_INSERT | KEY_MOD1, KEY_COPY, 0,          // KeyFuncType::COPY
+    KEY_V | KEY_MOD1, KEY_INSERT | KEY_SHIFT, KEY_PASTE, 0,        // KeyFuncType::PASTE
+    KEY_Z | KEY_MOD1, KEY_BACKSPACE | KEY_MOD2, KEY_UNDO, 0,       // KeyFuncType::UNDO
+    KEY_Y | KEY_MOD1, KEY_UNDO | KEY_SHIFT, 0, 0,                  // KeyFuncType::REDO
+    KEY_DELETE, 0, 0, 0                                            // KeyFuncType::DELETE
+};
+
+bool ImplGetKeyCode( KeyFuncType eFunc, sal_uInt16& rCode1, sal_uInt16& rCode2, sal_uInt16& rCode3, sal_uInt16& rCode4 )
+{
+    size_t nIndex = static_cast<size_t>(eFunc);
+    nIndex *= 4;
+
+    assert(nIndex + 3 < SAL_N_ELEMENTS(aImplKeyFuncTab) && "bad key code index");
+    if (nIndex + 3  >= SAL_N_ELEMENTS(aImplKeyFuncTab))
+    {
+        rCode1 = rCode2 = rCode3 = rCode4 = 0;
+        return false;
+    }
+
+    rCode1 = aImplKeyFuncTab[nIndex];
+    rCode2 = aImplKeyFuncTab[nIndex+1];
+    rCode3 = aImplKeyFuncTab[nIndex+2];
+    rCode4 = aImplKeyFuncTab[nIndex+3];
+    return true;
+}
+
+vcl::KeyCode::KeyCode( KeyFuncType eFunction )
+{
+    sal_uInt16 nDummy;
+    ImplGetKeyCode( eFunction, nKeyCodeAndModifiers, nDummy, nDummy, nDummy );
+    eFunc = eFunction;
+}
+
+OUString vcl::KeyCode::GetName() const
+{
+    vcl::Window* pWindow = ImplGetDefaultWindow();
+    return pWindow ? pWindow->ImplGetFrame()->GetKeyName( GetFullCode() ) : "";
+}
+
+KeyFuncType vcl::KeyCode::GetFunction() const
+{
+    if ( eFunc != KeyFuncType::DONTKNOW )
+        return eFunc;
+
+    sal_uInt16 nCompCode = GetModifier() | GetCode();
+    if ( nCompCode )
+    {
+        for ( sal_uInt16 i = sal_uInt16(KeyFuncType::CUT); i <= sal_uInt16(KeyFuncType::DELETE); i++ )
+        {
+            sal_uInt16 nKeyCode1;
+            sal_uInt16 nKeyCode2;
+            sal_uInt16 nKeyCode3;
+            sal_uInt16 nKeyCode4;
+            ImplGetKeyCode( static_cast<KeyFuncType>(i), nKeyCode1, nKeyCode2, nKeyCode3, nKeyCode4 );
+            if ( (nCompCode == nKeyCode1) || (nCompCode == nKeyCode2) || (nCompCode == nKeyCode3) || (nCompCode == nKeyCode4) )
+                return static_cast<KeyFuncType>(i);
+        }
+    }
+
+    return KeyFuncType::DONTKNOW;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/keyevent.cxx b/vcl/source/window/keyevent.cxx
new file mode 100644
index 000000000..eca00d411
--- /dev/null
+++ b/vcl/source/window/keyevent.cxx
@@ -0,0 +1,67 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/event.hxx>
+
+KeyEvent KeyEvent::LogicalTextDirectionality (TextDirectionality eMode) const
+{
+    KeyEvent aClone(*this);
+
+    sal_uInt16 nCode = maKeyCode.GetCode();
+    sal_uInt16 nMod  = maKeyCode.GetModifier();
+
+    switch (eMode)
+    {
+        case TextDirectionality::RightToLeft_TopToBottom:
+            switch (nCode)
+            {
+                case KEY_LEFT:  aClone.maKeyCode = vcl::KeyCode(KEY_RIGHT, nMod); break;
+                case KEY_RIGHT: aClone.maKeyCode = vcl::KeyCode(KEY_LEFT,  nMod); break;
+            }
+            break;
+
+        case TextDirectionality::TopToBottom_RightToLeft:
+            switch (nCode)
+            {
+                case KEY_DOWN:  aClone.maKeyCode = vcl::KeyCode(KEY_RIGHT, nMod); break;
+                case KEY_UP:    aClone.maKeyCode = vcl::KeyCode(KEY_LEFT,  nMod); break;
+                case KEY_LEFT:  aClone.maKeyCode = vcl::KeyCode(KEY_DOWN,  nMod); break;
+                case KEY_RIGHT: aClone.maKeyCode = vcl::KeyCode(KEY_UP,    nMod); break;
+            }
+            break;
+
+        case TextDirectionality::BottomToTop_LeftToRight:
+            switch (nCode)
+            {
+                case KEY_DOWN:  aClone.maKeyCode = vcl::KeyCode(KEY_LEFT, nMod); break;
+                case KEY_UP:    aClone.maKeyCode = vcl::KeyCode(KEY_RIGHT, nMod); break;
+                case KEY_LEFT:  aClone.maKeyCode = vcl::KeyCode(KEY_UP, nMod); break;
+                case KEY_RIGHT: aClone.maKeyCode = vcl::KeyCode(KEY_DOWN, nMod); break;
+            }
+            break;
+
+        case TextDirectionality::LeftToRight_TopToBottom:
+            /* do nothing */
+            break;
+    }
+
+    return aClone;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/layout.cxx b/vcl/source/window/layout.cxx
new file mode 100644
index 000000000..946e2cce2
--- /dev/null
+++ b/vcl/source/window/layout.cxx
@@ -0,0 +1,3028 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <sal/config.h>
+
+#include <string_view>
+
+#include <config_features.h>
+#include <com/sun/star/accessibility/AccessibleRole.hpp>
+#include <comphelper/base64.hxx>
+#include <comphelper/lok.hxx>
+#include <o3tl/enumarray.hxx>
+#include <o3tl/enumrange.hxx>
+#include <o3tl/string_view.hxx>
+#include <tools/stream.hxx>
+#include <vcl/builder.hxx>
+#include <vcl/toolkit/button.hxx>
+#include <vcl/cvtgrf.hxx>
+#include <vcl/decoview.hxx>
+#include <vcl/help.hxx>
+#include <vcl/toolkit/dialog.hxx>
+#include <vcl/layout.hxx>
+#include <vcl/scrbar.hxx>
+#include <vcl/stdtext.hxx>
+#include <vcl/split.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/virdev.hxx>
+#include <bitmaps.hlst>
+#include <messagedialog.hxx>
+#include <svdata.hxx>
+#include <window.h>
+#include <boost/multi_array.hpp>
+#include <vcl/toolkit/vclmedit.hxx>
+#include <vcl/uitest/uiobject.hxx>
+#include <sal/log.hxx>
+#include <tools/json_writer.hxx>
+
+VclContainer::VclContainer(vcl::Window *pParent, WinBits nStyle)
+    : Window(WindowType::CONTAINER)
+    , m_bLayoutDirty(true)
+{
+    ImplInit(pParent, nStyle, nullptr);
+    EnableChildTransparentMode();
+    SetPaintTransparent(true);
+    SetBackground();
+}
+
+sal_uInt16 VclContainer::getDefaultAccessibleRole() const
+{
+    return css::accessibility::AccessibleRole::PANEL;
+}
+
+Size VclContainer::GetOptimalSize() const
+{
+    return calculateRequisition();
+}
+
+void VclContainer::setLayoutPosSize(vcl::Window &rWindow, const Point &rPos, const Size &rSize)
+{
+    sal_Int32 nBorderWidth = rWindow.get_border_width();
+    sal_Int32 nLeft = rWindow.get_margin_start() + nBorderWidth;
+    sal_Int32 nTop = rWindow.get_margin_top() + nBorderWidth;
+    sal_Int32 nRight = rWindow.get_margin_end() + nBorderWidth;
+    sal_Int32 nBottom = rWindow.get_margin_bottom() + nBorderWidth;
+    Point aPos(rPos.X() + nLeft, rPos.Y() + nTop);
+    Size aSize(rSize.Width() - nLeft - nRight, rSize.Height() - nTop - nBottom);
+    rWindow.SetPosSizePixel(aPos, aSize);
+}
+
+void VclContainer::setLayoutAllocation(vcl::Window &rChild, const Point &rAllocPos, const Size &rChildAlloc)
+{
+    VclAlign eHalign = rChild.get_halign();
+    VclAlign eValign = rChild.get_valign();
+
+    //typical case
+    if (eHalign == VclAlign::Fill && eValign == VclAlign::Fill)
+    {
+        setLayoutPosSize(rChild, rAllocPos, rChildAlloc);
+        return;
+    }
+
+    Point aChildPos(rAllocPos);
+    Size aChildSize(rChildAlloc);
+    Size aChildPreferredSize(getLayoutRequisition(rChild));
+
+    switch (eHalign)
+    {
+        case VclAlign::Fill:
+            break;
+        case VclAlign::Start:
+            if (aChildPreferredSize.Width() < rChildAlloc.Width())
+                aChildSize.setWidth( aChildPreferredSize.Width() );
+            break;
+        case VclAlign::End:
+            if (aChildPreferredSize.Width() < rChildAlloc.Width())
+                aChildSize.setWidth( aChildPreferredSize.Width() );
+            aChildPos.AdjustX(rChildAlloc.Width() );
+            aChildPos.AdjustX( -(aChildSize.Width()) );
+            break;
+        case VclAlign::Center:
+            if (aChildPreferredSize.Width() < aChildSize.Width())
+                aChildSize.setWidth( aChildPreferredSize.Width() );
+            aChildPos.AdjustX((rChildAlloc.Width() - aChildSize.Width()) / 2 );
+            break;
+    }
+
+    switch (eValign)
+    {
+        case VclAlign::Fill:
+            break;
+        case VclAlign::Start:
+            if (aChildPreferredSize.Height() < rChildAlloc.Height())
+                aChildSize.setHeight( aChildPreferredSize.Height() );
+            break;
+        case VclAlign::End:
+            if (aChildPreferredSize.Height() < rChildAlloc.Height())
+                aChildSize.setHeight( aChildPreferredSize.Height() );
+            aChildPos.AdjustY(rChildAlloc.Height() );
+            aChildPos.AdjustY( -(aChildSize.Height()) );
+            break;
+        case VclAlign::Center:
+            if (aChildPreferredSize.Height() < aChildSize.Height())
+                aChildSize.setHeight( aChildPreferredSize.Height() );
+            aChildPos.AdjustY((rChildAlloc.Height() - aChildSize.Height()) / 2 );
+            break;
+    }
+
+    setLayoutPosSize(rChild, aChildPos, aChildSize);
+}
+
+namespace
+{
+    Size subtractBorder(const vcl::Window &rWindow, const Size& rSize)
+    {
+        sal_Int32 nBorderWidth = rWindow.get_border_width();
+        sal_Int32 nLeft = rWindow.get_margin_start() + nBorderWidth;
+        sal_Int32 nTop = rWindow.get_margin_top() + nBorderWidth;
+        sal_Int32 nRight = rWindow.get_margin_end() + nBorderWidth;
+        sal_Int32 nBottom = rWindow.get_margin_bottom() + nBorderWidth;
+        Size aSize(rSize);
+        return Size(aSize.Width() + nLeft + nRight, aSize.Height() + nTop + nBottom);
+    }
+}
+
+Size VclContainer::getLayoutRequisition(const vcl::Window &rWindow)
+{
+    return subtractBorder(rWindow, rWindow.get_preferred_size());
+}
+
+void VclContainer::SetPosSizePixel(const Point& rAllocPos, const Size& rAllocation)
+{
+    bool bSizeChanged = rAllocation != GetOutputSizePixel();
+    Window::SetPosSizePixel(rAllocPos, rAllocation);
+    if (m_bLayoutDirty || bSizeChanged)
+    {
+        m_bLayoutDirty = false;
+        setAllocation(rAllocation);
+    }
+}
+
+void VclContainer::SetPosPixel(const Point& rAllocPos)
+{
+    Point aAllocPos = rAllocPos;
+    sal_Int32 nBorderWidth = get_border_width();
+    aAllocPos.AdjustX(nBorderWidth + get_margin_start() );
+    aAllocPos.AdjustY(nBorderWidth + get_margin_top() );
+
+    if (aAllocPos != GetPosPixel())
+        Window::SetPosPixel(aAllocPos);
+}
+
+void VclContainer::SetSizePixel(const Size& rAllocation)
+{
+    Size aAllocation = rAllocation;
+    sal_Int32 nBorderWidth = get_border_width();
+    aAllocation.AdjustWidth( -(nBorderWidth*2 + get_margin_start() + get_margin_end()) );
+    aAllocation.AdjustHeight( -(nBorderWidth*2 + get_margin_top() + get_margin_bottom()) );
+    bool bSizeChanged = aAllocation != GetSizePixel();
+    if (bSizeChanged)
+        Window::SetSizePixel(aAllocation);
+    if (m_bLayoutDirty || bSizeChanged)
+    {
+        m_bLayoutDirty = false;
+        setAllocation(aAllocation);
+    }
+}
+
+void VclContainer::queue_resize(StateChangedType eReason)
+{
+    m_bLayoutDirty = true;
+    Window::queue_resize(eReason);
+}
+
+// support for screenshot context menu
+void VclContainer::Command(const CommandEvent& rCEvt)
+{
+    if (CommandEventId::ContextMenu == rCEvt.GetCommand())
+    {
+        auto pParent = GetParent();
+        if (pParent)
+        {
+            CommandEvent aCEvt(rCEvt.GetMousePosPixel() + GetPosPixel(), rCEvt.GetCommand(), rCEvt.IsMouseEvent(), rCEvt.GetEventData());
+            pParent->Command(aCEvt);
+            return;
+        }
+    }
+
+    // call parent (do not consume)
+    Window::Command(rCEvt);
+}
+
+void VclBox::accumulateMaxes(const Size &rChildSize, Size &rSize) const
+{
+    tools::Long nSecondaryChildDimension = getSecondaryDimension(rChildSize);
+    tools::Long nSecondaryBoxDimension = getSecondaryDimension(rSize);
+    setSecondaryDimension(rSize, std::max(nSecondaryChildDimension, nSecondaryBoxDimension));
+
+    tools::Long nPrimaryChildDimension = getPrimaryDimension(rChildSize);
+    tools::Long nPrimaryBoxDimension = getPrimaryDimension(rSize);
+    if (m_bHomogeneous)
+        setPrimaryDimension(rSize, std::max(nPrimaryBoxDimension, nPrimaryChildDimension));
+    else
+        setPrimaryDimension(rSize, nPrimaryBoxDimension + nPrimaryChildDimension);
+}
+
+Size VclBox::calculateRequisition() const
+{
+    sal_uInt16 nVisibleChildren = 0;
+
+    Size aSize;
+    for (vcl::Window *pChild = GetWindow(GetWindowType::FirstChild); pChild; pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        if (!pChild->IsVisible())
+            continue;
+        ++nVisibleChildren;
+        Size aChildSize = getLayoutRequisition(*pChild);
+
+        tools::Long nPrimaryDimension = getPrimaryDimension(aChildSize);
+        nPrimaryDimension += pChild->get_padding() * 2;
+        setPrimaryDimension(aChildSize, nPrimaryDimension);
+
+        accumulateMaxes(aChildSize, aSize);
+    }
+
+    return finalizeMaxes(aSize, nVisibleChildren);
+}
+
+void VclBox::setAllocation(const Size &rAllocation)
+{
+    sal_uInt16 nVisibleChildren = 0, nExpandChildren = 0;
+    for (vcl::Window *pChild = GetWindow(GetWindowType::FirstChild); pChild; pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        if (!pChild->IsVisible())
+            continue;
+        ++nVisibleChildren;
+        bool bExpand = getPrimaryDimensionChildExpand(*pChild);
+        if (bExpand)
+            ++nExpandChildren;
+    }
+
+    if (!nVisibleChildren)
+        return;
+
+    tools::Long nAllocPrimaryDimension = getPrimaryDimension(rAllocation);
+
+    tools::Long nHomogeneousDimension = 0, nExtraSpace = 0;
+    if (m_bHomogeneous)
+    {
+        nHomogeneousDimension = (nAllocPrimaryDimension -
+            (nVisibleChildren - 1) * m_nSpacing) / nVisibleChildren;
+    }
+    else if (nExpandChildren)
+    {
+        Size aRequisition = calculateRequisition();
+        nExtraSpace = (getPrimaryDimension(rAllocation) - getPrimaryDimension(aRequisition)) / nExpandChildren;
+// In mobile, the screen size is small and extraSpace can become negative
+// Though the dialogs are rendered in javascript for LOK Android some widgets like weld::DrawingArea
+// is sent as bitmap but it is rendered from only the visible part
+// when it gets negative, it shrinks instead of expands and it becomes invisible
+
+        if (nExtraSpace < 0)
+        {
+            SAL_WARN("vcl.layout", "nExtraSpace went negative for VclBox: " << GetHelpId());
+            if (comphelper::LibreOfficeKit::isActive())
+            {
+                nExtraSpace = 0;
+            }
+        }
+    }
+
+    //Split into those we pack from the start onwards, and those we pack from the end backwards
+    o3tl::enumarray<VclPackType,std::vector<vcl::Window*>> aWindows;
+    for (vcl::Window *pChild = GetWindow(GetWindowType::FirstChild); pChild; pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        if (!pChild->IsVisible())
+            continue;
+
+        VclPackType ePacking = pChild->get_pack_type();
+        aWindows[ePacking].push_back(pChild);
+    }
+
+    //See VclBuilder::sortIntoBestTabTraversalOrder for why they are in visual
+    //order under the parent which requires us to reverse them here to
+    //pack from the end back
+    std::reverse(aWindows[VclPackType::End].begin(),aWindows[VclPackType::End].end());
+
+    for (VclPackType ePackType : o3tl::enumrange<VclPackType>())
+    {
+        Point aPos(0, 0);
+        if (ePackType == VclPackType::End)
+        {
+            tools::Long nPrimaryCoordinate = getPrimaryCoordinate(aPos);
+            setPrimaryCoordinate(aPos, nPrimaryCoordinate + nAllocPrimaryDimension);
+        }
+
+        for (auto const& window : aWindows[ePackType])
+        {
+            vcl::Window *pChild = window;
+
+            tools::Long nPadding = pChild->get_padding();
+
+            Size aBoxSize;
+            if (m_bHomogeneous)
+                setPrimaryDimension(aBoxSize, nHomogeneousDimension);
+            else
+            {
+                aBoxSize = getLayoutRequisition(*pChild);
+                tools::Long nPrimaryDimension = getPrimaryDimension(aBoxSize);
+                nPrimaryDimension += nPadding * 2;
+                if (getPrimaryDimensionChildExpand(*pChild))
+                    nPrimaryDimension += nExtraSpace;
+                setPrimaryDimension(aBoxSize, nPrimaryDimension);
+            }
+            setSecondaryDimension(aBoxSize, getSecondaryDimension(rAllocation));
+
+            Point aChildPos(aPos);
+            Size aChildSize(aBoxSize);
+            tools::Long nPrimaryCoordinate = getPrimaryCoordinate(aPos);
+
+            bool bFill = pChild->get_fill();
+            if (bFill)
+            {
+                setPrimaryDimension(aChildSize, std::max(static_cast<tools::Long>(1),
+                    std::min(getPrimaryDimension(rAllocation), getPrimaryDimension(aBoxSize) - nPadding * 2)));
+
+                setPrimaryCoordinate(aChildPos, nPrimaryCoordinate + nPadding);
+            }
+            else
+            {
+                setPrimaryDimension(aChildSize,
+                    getPrimaryDimension(getLayoutRequisition(*pChild)));
+
+                setPrimaryCoordinate(aChildPos, nPrimaryCoordinate +
+                    (getPrimaryDimension(aBoxSize) - getPrimaryDimension(aChildSize)) / 2);
+            }
+
+            tools::Long nDiff = getPrimaryDimension(aBoxSize) + m_nSpacing;
+            if (ePackType == VclPackType::Start)
+                setPrimaryCoordinate(aPos, nPrimaryCoordinate + nDiff);
+            else
+            {
+                setPrimaryCoordinate(aPos, nPrimaryCoordinate - nDiff);
+                setPrimaryCoordinate(aChildPos, getPrimaryCoordinate(aChildPos) -
+                    getPrimaryDimension(aBoxSize));
+            }
+
+            setLayoutAllocation(*pChild, aChildPos, aChildSize);
+        }
+    }
+}
+
+bool VclBox::set_property(const OString &rKey, const OUString &rValue)
+{
+    if (rKey == "spacing")
+        set_spacing(rValue.toInt32());
+    else if (rKey == "homogeneous")
+        set_homogeneous(toBool(rValue));
+    else
+        return VclContainer::set_property(rKey, rValue);
+    return true;
+}
+
+void VclBox::DumpAsPropertyTree(tools::JsonWriter& rJsonWriter)
+{
+    VclContainer::DumpAsPropertyTree(rJsonWriter);
+    rJsonWriter.put("vertical", m_bVerticalContainer);
+}
+
+sal_uInt16 VclBox::getDefaultAccessibleRole() const
+{
+#if defined(_WIN32)
+    //fdo#74284 call Boxes Panels, keep then as "Filler" under
+    //at least Linux seeing as that's what Gtk does for GtkBoxes
+    return css::accessibility::AccessibleRole::PANEL;
+#else
+    return css::accessibility::AccessibleRole::FILLER;
+#endif
+}
+
+#define DEFAULT_CHILD_MIN_WIDTH 85
+#define DEFAULT_CHILD_MIN_HEIGHT 27
+
+Size VclBox::finalizeMaxes(const Size &rSize, sal_uInt16 nVisibleChildren) const
+{
+    Size aRet;
+
+    if (nVisibleChildren)
+    {
+        tools::Long nPrimaryDimension = getPrimaryDimension(rSize);
+        if (m_bHomogeneous)
+            nPrimaryDimension *= nVisibleChildren;
+        setPrimaryDimension(aRet, nPrimaryDimension + m_nSpacing * (nVisibleChildren-1));
+        setSecondaryDimension(aRet, getSecondaryDimension(rSize));
+    }
+
+    return aRet;
+}
+
+Size VclButtonBox::addReqGroups(const VclButtonBox::Requisition &rReq) const
+{
+    Size aRet;
+
+    tools::Long nMainGroupDimension = getPrimaryDimension(rReq.m_aMainGroupSize);
+    tools::Long nSubGroupDimension = getPrimaryDimension(rReq.m_aSubGroupSize);
+
+    setPrimaryDimension(aRet, nMainGroupDimension + nSubGroupDimension);
+
+    setSecondaryDimension(aRet,
+        std::max(getSecondaryDimension(rReq.m_aMainGroupSize),
+        getSecondaryDimension(rReq.m_aSubGroupSize)));
+
+    return aRet;
+}
+
+static tools::Long getMaxNonOutlier(const std::vector<tools::Long> &rG, tools::Long nAvgDimension)
+{
+    tools::Long nMaxDimensionNonOutlier = 0;
+    for (auto const& nPrimaryChildDimension : rG)
+    {
+        if (nPrimaryChildDimension < nAvgDimension * 1.5)
+        {
+            nMaxDimensionNonOutlier = std::max(nPrimaryChildDimension,
+                nMaxDimensionNonOutlier);
+        }
+    }
+    return nMaxDimensionNonOutlier;
+}
+
+static std::vector<tools::Long> setButtonSizes(const std::vector<tools::Long> &rG,
+    const std::vector<bool> &rNonHomogeneous,
+    tools::Long nAvgDimension, tools::Long nMaxNonOutlier, tools::Long nMinWidth)
+{
+    std::vector<tools::Long> aVec;
+    //set everything < 1.5 times the average to the same width, leave the
+    //outliers un-touched
+    std::vector<bool>::const_iterator aJ = rNonHomogeneous.begin();
+    auto nNonOutlierWidth = std::max(nMaxNonOutlier, nMinWidth);
+    for (auto const& nPrimaryChildDimension : rG)
+    {
+        bool bNonHomogeneous = *aJ;
+        if (!bNonHomogeneous && nPrimaryChildDimension < nAvgDimension * 1.5)
+        {
+            aVec.push_back(nNonOutlierWidth);
+        }
+        else
+        {
+            aVec.push_back(std::max(nPrimaryChildDimension, nMinWidth));
+        }
+        ++aJ;
+    }
+    return aVec;
+}
+
+VclButtonBox::Requisition VclButtonBox::calculatePrimarySecondaryRequisitions() const
+{
+    Requisition aReq;
+
+    Size aMainGroupSize(DEFAULT_CHILD_MIN_WIDTH, DEFAULT_CHILD_MIN_HEIGHT); //to-do, pull from theme
+    Size aSubGroupSize(DEFAULT_CHILD_MIN_WIDTH, DEFAULT_CHILD_MIN_HEIGHT); //to-do, pull from theme
+
+    tools::Long nMinMainGroupPrimary = getPrimaryDimension(aMainGroupSize);
+    tools::Long nMinSubGroupPrimary = getPrimaryDimension(aSubGroupSize);
+    tools::Long nMainGroupSecondary = getSecondaryDimension(aMainGroupSize);
+    tools::Long nSubGroupSecondary = getSecondaryDimension(aSubGroupSize);
+
+    bool bIgnoreSecondaryPacking = (m_eLayoutStyle == VclButtonBoxStyle::Spread || m_eLayoutStyle == VclButtonBoxStyle::Center);
+
+    std::vector<tools::Long> aMainGroupSizes;
+    std::vector<bool> aMainGroupNonHomogeneous;
+    std::vector<tools::Long> aSubGroupSizes;
+    std::vector<bool> aSubGroupNonHomogeneous;
+
+    for (const vcl::Window *pChild = GetWindow(GetWindowType::FirstChild); pChild; pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        if (!pChild->IsVisible())
+            continue;
+        Size aChildSize = getLayoutRequisition(*pChild);
+        if (bIgnoreSecondaryPacking || !pChild->get_secondary())
+        {
+            //set the max secondary dimension
+            nMainGroupSecondary = std::max(nMainGroupSecondary, getSecondaryDimension(aChildSize));
+            //collect the primary dimensions
+            aMainGroupSizes.push_back(getPrimaryDimension(aChildSize));
+            aMainGroupNonHomogeneous.push_back(pChild->get_non_homogeneous());
+        }
+        else
+        {
+            nSubGroupSecondary = std::max(nSubGroupSecondary, getSecondaryDimension(aChildSize));
+            aSubGroupSizes.push_back(getPrimaryDimension(aChildSize));
+            aSubGroupNonHomogeneous.push_back(pChild->get_non_homogeneous());
+        }
+    }
+
+    if (m_bHomogeneous)
+    {
+        tools::Long nMaxMainDimension = aMainGroupSizes.empty() ? 0 :
+            *std::max_element(aMainGroupSizes.begin(), aMainGroupSizes.end());
+        nMaxMainDimension = std::max(nMaxMainDimension, nMinMainGroupPrimary);
+        tools::Long nMaxSubDimension = aSubGroupSizes.empty() ? 0 :
+            *std::max_element(aSubGroupSizes.begin(), aSubGroupSizes.end());
+        nMaxSubDimension = std::max(nMaxSubDimension, nMinSubGroupPrimary);
+        tools::Long nMaxDimension = std::max(nMaxMainDimension, nMaxSubDimension);
+        aReq.m_aMainGroupDimensions.resize(aMainGroupSizes.size(), nMaxDimension);
+        aReq.m_aSubGroupDimensions.resize(aSubGroupSizes.size(), nMaxDimension);
+    }
+    else
+    {
+        //Ideally set everything to the same size, but find outlier widgets
+        //that are way wider than the average and leave them
+        //at their natural size and set the remainder to share the
+        //max size of the remaining members of the buttonbox
+        tools::Long nAccDimension = std::accumulate(aMainGroupSizes.begin(),
+            aMainGroupSizes.end(), 0);
+        nAccDimension = std::accumulate(aSubGroupSizes.begin(),
+            aSubGroupSizes.end(), nAccDimension);
+
+        size_t nTotalSize = aMainGroupSizes.size() + aSubGroupSizes.size();
+
+        tools::Long nAvgDimension = nTotalSize ? nAccDimension / nTotalSize : 0;
+
+        tools::Long nMaxMainNonOutlier = getMaxNonOutlier(aMainGroupSizes,
+            nAvgDimension);
+        tools::Long nMaxSubNonOutlier = getMaxNonOutlier(aSubGroupSizes,
+            nAvgDimension);
+        tools::Long nMaxNonOutlier = std::max(nMaxMainNonOutlier, nMaxSubNonOutlier);
+
+        aReq.m_aMainGroupDimensions = setButtonSizes(aMainGroupSizes,
+            aMainGroupNonHomogeneous,
+            nAvgDimension, nMaxNonOutlier, nMinMainGroupPrimary);
+        aReq.m_aSubGroupDimensions = setButtonSizes(aSubGroupSizes,
+            aSubGroupNonHomogeneous,
+            nAvgDimension, nMaxNonOutlier, nMinSubGroupPrimary);
+    }
+
+    if (!aReq.m_aMainGroupDimensions.empty())
+    {
+        setSecondaryDimension(aReq.m_aMainGroupSize, nMainGroupSecondary);
+        setPrimaryDimension(aReq.m_aMainGroupSize,
+            std::accumulate(aReq.m_aMainGroupDimensions.begin(),
+                aReq.m_aMainGroupDimensions.end(), 0));
+    }
+    if (!aReq.m_aSubGroupDimensions.empty())
+    {
+        setSecondaryDimension(aReq.m_aSubGroupSize, nSubGroupSecondary);
+        setPrimaryDimension(aReq.m_aSubGroupSize,
+            std::accumulate(aReq.m_aSubGroupDimensions.begin(),
+                aReq.m_aSubGroupDimensions.end(), 0));
+    }
+
+    return aReq;
+}
+
+Size VclButtonBox::addSpacing(const Size &rSize, sal_uInt16 nVisibleChildren) const
+{
+    Size aRet;
+
+    if (nVisibleChildren)
+    {
+        tools::Long nPrimaryDimension = getPrimaryDimension(rSize);
+        setPrimaryDimension(aRet,
+            nPrimaryDimension + m_nSpacing * (nVisibleChildren-1));
+        setSecondaryDimension(aRet, getSecondaryDimension(rSize));
+    }
+
+    return aRet;
+}
+
+Size VclButtonBox::calculateRequisition() const
+{
+    Requisition aReq(calculatePrimarySecondaryRequisitions());
+    sal_uInt16 nVisibleChildren = aReq.m_aMainGroupDimensions.size() +
+        aReq.m_aSubGroupDimensions.size();
+    return addSpacing(addReqGroups(aReq), nVisibleChildren);
+}
+
+bool VclButtonBox::set_property(const OString &rKey, const OUString &rValue)
+{
+    if (rKey == "layout-style")
+    {
+        VclButtonBoxStyle eStyle = VclButtonBoxStyle::Default;
+        if (rValue == "spread")
+            eStyle = VclButtonBoxStyle::Spread;
+        else if (rValue == "edge")
+            eStyle = VclButtonBoxStyle::Edge;
+        else if (rValue == "start")
+            eStyle = VclButtonBoxStyle::Start;
+        else if (rValue == "end")
+            eStyle = VclButtonBoxStyle::End;
+        else if (rValue == "center")
+            eStyle = VclButtonBoxStyle::Center;
+        else
+        {
+            SAL_WARN("vcl.layout", "unknown layout style " << rValue);
+        }
+        m_eLayoutStyle = eStyle;
+    }
+    else
+        return VclBox::set_property(rKey, rValue);
+    return true;
+}
+
+void VclButtonBox::setAllocation(const Size &rAllocation)
+{
+    Requisition aReq(calculatePrimarySecondaryRequisitions());
+
+    if (aReq.m_aMainGroupDimensions.empty() && aReq.m_aSubGroupDimensions.empty())
+        return;
+
+    tools::Long nAllocPrimaryDimension = getPrimaryDimension(rAllocation);
+
+    Point aMainGroupPos, aOtherGroupPos;
+    int nSpacing = m_nSpacing;
+
+    //To-Do, other layout styles
+    switch (m_eLayoutStyle)
+    {
+        case VclButtonBoxStyle::Start:
+            if (!aReq.m_aSubGroupDimensions.empty())
+            {
+                tools::Long nOtherPrimaryDimension = getPrimaryDimension(
+                    addSpacing(aReq.m_aSubGroupSize, aReq.m_aSubGroupDimensions.size()));
+                setPrimaryCoordinate(aOtherGroupPos,
+                    nAllocPrimaryDimension - nOtherPrimaryDimension);
+            }
+            break;
+        case VclButtonBoxStyle::Spread:
+            if (!aReq.m_aMainGroupDimensions.empty())
+            {
+                tools::Long nMainPrimaryDimension = getPrimaryDimension(
+                    addSpacing(aReq.m_aMainGroupSize, aReq.m_aMainGroupDimensions.size()));
+                tools::Long nExtraSpace = nAllocPrimaryDimension - nMainPrimaryDimension;
+                nExtraSpace += (aReq.m_aMainGroupDimensions.size()-1) * nSpacing;
+                nSpacing = nExtraSpace/(aReq.m_aMainGroupDimensions.size()+1);
+                setPrimaryCoordinate(aMainGroupPos, nSpacing);
+            }
+            break;
+        case VclButtonBoxStyle::Center:
+            if (!aReq.m_aMainGroupDimensions.empty())
+            {
+                tools::Long nMainPrimaryDimension = getPrimaryDimension(
+                    addSpacing(aReq.m_aMainGroupSize, aReq.m_aMainGroupDimensions.size()));
+                tools::Long nExtraSpace = nAllocPrimaryDimension - nMainPrimaryDimension;
+                setPrimaryCoordinate(aMainGroupPos, nExtraSpace/2);
+            }
+            break;
+        default:
+            SAL_WARN("vcl.layout", "todo unimplemented layout style");
+            [[fallthrough]];
+        case VclButtonBoxStyle::Default:
+        case VclButtonBoxStyle::End:
+            if (!aReq.m_aMainGroupDimensions.empty())
+            {
+                tools::Long nMainPrimaryDimension = getPrimaryDimension(
+                    addSpacing(aReq.m_aMainGroupSize, aReq.m_aMainGroupDimensions.size()));
+                setPrimaryCoordinate(aMainGroupPos,
+                    nAllocPrimaryDimension - nMainPrimaryDimension);
+            }
+            break;
+    }
+
+    Size aChildSize;
+    setSecondaryDimension(aChildSize, getSecondaryDimension(rAllocation));
+
+    std::vector<tools::Long>::const_iterator aPrimaryI = aReq.m_aMainGroupDimensions.begin();
+    std::vector<tools::Long>::const_iterator aSecondaryI = aReq.m_aSubGroupDimensions.begin();
+    bool bIgnoreSecondaryPacking = (m_eLayoutStyle == VclButtonBoxStyle::Spread || m_eLayoutStyle == VclButtonBoxStyle::Center);
+    for (vcl::Window *pChild = GetWindow(GetWindowType::FirstChild); pChild; pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        if (!pChild->IsVisible())
+            continue;
+
+        if (bIgnoreSecondaryPacking || !pChild->get_secondary())
+        {
+            tools::Long nMainGroupPrimaryDimension = *aPrimaryI++;
+            setPrimaryDimension(aChildSize, nMainGroupPrimaryDimension);
+            setLayoutAllocation(*pChild, aMainGroupPos, aChildSize);
+            tools::Long nPrimaryCoordinate = getPrimaryCoordinate(aMainGroupPos);
+            setPrimaryCoordinate(aMainGroupPos, nPrimaryCoordinate + nMainGroupPrimaryDimension + nSpacing);
+        }
+        else
+        {
+            tools::Long nSubGroupPrimaryDimension = *aSecondaryI++;
+            setPrimaryDimension(aChildSize, nSubGroupPrimaryDimension);
+            setLayoutAllocation(*pChild, aOtherGroupPos, aChildSize);
+            tools::Long nPrimaryCoordinate = getPrimaryCoordinate(aOtherGroupPos);
+            setPrimaryCoordinate(aOtherGroupPos, nPrimaryCoordinate + nSubGroupPrimaryDimension + nSpacing);
+        }
+    }
+}
+
+void VclButtonBox::DumpAsPropertyTree(tools::JsonWriter& rJsonWriter)
+{
+    VclBox::DumpAsPropertyTree(rJsonWriter);
+    rJsonWriter.put("type", "buttonbox");
+
+    switch(m_eLayoutStyle)
+    {
+        case VclButtonBoxStyle::Default:
+            rJsonWriter.put("layoutstyle", "default");
+            break;
+
+        case VclButtonBoxStyle::Spread:
+            rJsonWriter.put("layoutstyle", "spread");
+            break;
+
+        case VclButtonBoxStyle::Edge:
+            rJsonWriter.put("layoutstyle", "edge");
+            break;
+
+        case VclButtonBoxStyle::Center:
+            rJsonWriter.put("layoutstyle", "center");
+            break;
+
+        case VclButtonBoxStyle::Start:
+            rJsonWriter.put("layoutstyle", "start");
+            break;
+
+        case VclButtonBoxStyle::End:
+            rJsonWriter.put("layoutstyle", "end");
+            break;
+    }
+}
+
+namespace {
+
+struct ButtonOrder
+{
+    std::u16string_view m_aType;
+    int m_nPriority;
+};
+
+}
+
+static int getButtonPriority(std::u16string_view rType)
+{
+    static const size_t N_TYPES = 6;
+    static const ButtonOrder aDiscardCancelSave[N_TYPES] =
+    {
+        { u"discard", 0 },
+        { u"cancel", 1 },
+        { u"no", 2 },
+        { u"save", 3 },
+        { u"yes", 3 },
+        { u"ok", 3 }
+    };
+
+    static const ButtonOrder aSaveDiscardCancel[N_TYPES] =
+    {
+        { u"save", 0 },
+        { u"yes", 0 },
+        { u"ok", 0 },
+        { u"discard", 1 },
+        { u"no", 1 },
+        { u"cancel", 2 }
+    };
+
+    const ButtonOrder* pOrder = &aDiscardCancelSave[0];
+
+    const OUString &rEnv = Application::GetDesktopEnvironment();
+
+    if (rEnv.equalsIgnoreAsciiCase("windows") ||
+        rEnv.equalsIgnoreAsciiCase("lxqt") ||
+        rEnv.startsWithIgnoreAsciiCase("plasma"))
+    {
+        pOrder = &aSaveDiscardCancel[0];
+    }
+
+    for (size_t i = 0; i < N_TYPES; ++i, ++pOrder)
+    {
+        if (rType == pOrder->m_aType)
+            return pOrder->m_nPriority;
+    }
+
+    return -1;
+}
+
+namespace {
+
+class sortButtons
+{
+    bool m_bVerticalContainer;
+public:
+    explicit sortButtons(bool bVerticalContainer)
+        : m_bVerticalContainer(bVerticalContainer)
+    {
+    }
+    bool operator()(const vcl::Window *pA, const vcl::Window *pB) const;
+};
+
+}
+
+bool sortButtons::operator()(const vcl::Window *pA, const vcl::Window *pB) const
+{
+    //sort into two groups of pack start and pack end
+    VclPackType ePackA = pA->get_pack_type();
+    VclPackType ePackB = pB->get_pack_type();
+    if (ePackA < ePackB)
+        return true;
+    if (ePackA > ePackB)
+        return false;
+    bool bPackA = pA->get_secondary();
+    bool bPackB = pB->get_secondary();
+    if (!m_bVerticalContainer)
+    {
+        //for horizontal boxes group secondaries before primaries
+        if (bPackA > bPackB)
+            return true;
+        if (bPackA < bPackB)
+            return false;
+    }
+    else
+    {
+        //for vertical boxes group secondaries after primaries
+        if (bPackA < bPackB)
+            return true;
+        if (bPackA > bPackB)
+            return false;
+    }
+
+    //now order within groups according to platform rules
+    return getButtonPriority(pA->get_id()) < getButtonPriority(pB->get_id());
+}
+
+void sort_native_button_order(const VclBox& rContainer)
+{
+    std::vector<vcl::Window*> aChilds;
+    for (vcl::Window* pChild = rContainer.GetWindow(GetWindowType::FirstChild); pChild;
+        pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        aChilds.push_back(pChild);
+    }
+
+    //sort child order within parent so that we match the platform
+    //button order
+    std::stable_sort(aChilds.begin(), aChilds.end(), sortButtons(rContainer.get_orientation()));
+    BuilderUtils::reorderWithinParent(aChilds, true);
+}
+
+namespace {
+
+struct GridEntry
+{
+    VclPtr<vcl::Window> pChild;
+    sal_Int32 nSpanWidth;
+    sal_Int32 nSpanHeight;
+    int x;
+    int y;
+    GridEntry()
+        : pChild(nullptr)
+        , nSpanWidth(0)
+        , nSpanHeight(0)
+        , x(-1)
+        , y(-1)
+    {
+    }
+};
+
+}
+
+typedef boost::multi_array<GridEntry, 2> array_type;
+
+static array_type assembleGrid(const VclGrid &rGrid);
+static bool isNullGrid(const array_type& A);
+static void calcMaxs(const array_type &A, std::vector<VclGrid::Value> &rWidths, std::vector<VclGrid::Value> &rHeights);
+
+array_type assembleGrid(const VclGrid &rGrid)
+{
+    array_type A;
+
+    for (vcl::Window* pChild = rGrid.GetWindow(GetWindowType::FirstChild); pChild;
+        pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        sal_Int32 nLeftAttach = std::max<sal_Int32>(pChild->get_grid_left_attach(), 0);
+        sal_Int32 nWidth = pChild->get_grid_width();
+        sal_Int32 nMaxXPos = nLeftAttach+nWidth-1;
+
+        sal_Int32 nTopAttach = std::max<sal_Int32>(pChild->get_grid_top_attach(), 0);
+        sal_Int32 nHeight = pChild->get_grid_height();
+        sal_Int32 nMaxYPos = nTopAttach+nHeight-1;
+
+        sal_Int32 nCurrentMaxXPos = A.shape()[0]-1;
+        sal_Int32 nCurrentMaxYPos = A.shape()[1]-1;
+        if (nMaxXPos > nCurrentMaxXPos || nMaxYPos > nCurrentMaxYPos)
+        {
+            nCurrentMaxXPos = std::max(nMaxXPos, nCurrentMaxXPos);
+            nCurrentMaxYPos = std::max(nMaxYPos, nCurrentMaxYPos);
+            A.resize(boost::extents[nCurrentMaxXPos+1][nCurrentMaxYPos+1]);
+        }
+
+        GridEntry &rEntry = A[nLeftAttach][nTopAttach];
+        rEntry.pChild = pChild;
+        rEntry.nSpanWidth = nWidth;
+        rEntry.nSpanHeight = nHeight;
+        rEntry.x = nLeftAttach;
+        rEntry.y = nTopAttach;
+
+        for (sal_Int32 nSpanX = 0; nSpanX < nWidth; ++nSpanX)
+        {
+            for (sal_Int32 nSpanY = 0; nSpanY < nHeight; ++nSpanY)
+            {
+                GridEntry &rSpan = A[nLeftAttach+nSpanX][nTopAttach+nSpanY];
+                rSpan.x = nLeftAttach;
+                rSpan.y = nTopAttach;
+            }
+        }
+    }
+
+    //see if we have any empty rows/cols
+    sal_Int32 nMaxX = A.shape()[0];
+    sal_Int32 nMaxY = A.shape()[1];
+
+    std::vector<bool> aNonEmptyCols(nMaxX);
+    std::vector<bool> aNonEmptyRows(nMaxY);
+
+    for (sal_Int32 x = 0; x < nMaxX; ++x)
+    {
+        for (sal_Int32 y = 0; y < nMaxY; ++y)
+        {
+            const GridEntry &rEntry = A[x][y];
+            const vcl::Window *pChild = rEntry.pChild;
+            if (pChild && pChild->IsVisible())
+            {
+                aNonEmptyCols[x] = true;
+                if (rGrid.get_column_homogeneous())
+                {
+                    for (sal_Int32 nSpanX = 1; nSpanX < rEntry.nSpanWidth; ++nSpanX)
+                        aNonEmptyCols[x+nSpanX] = true;
+                }
+                aNonEmptyRows[y] = true;
+                if (rGrid.get_row_homogeneous())
+                {
+                    for (sal_Int32 nSpanY = 1; nSpanY < rEntry.nSpanHeight; ++nSpanY)
+                        aNonEmptyRows[y+nSpanY] = true;
+                }
+            }
+        }
+    }
+
+    if (!rGrid.get_column_homogeneous())
+    {
+        //reduce the spans of elements that span empty columns
+        for (sal_Int32 x = 0; x < nMaxX; ++x)
+        {
+            std::set<GridEntry*> candidates;
+            for (sal_Int32 y = 0; y < nMaxY; ++y)
+            {
+                if (aNonEmptyCols[x])
+                    continue;
+                GridEntry &rSpan = A[x][y];
+                //cell x/y is spanned by the widget at cell rSpan.x/rSpan.y,
+                //just points back to itself if there's no cell spanning
+                if ((rSpan.x == -1) || (rSpan.y == -1))
+                {
+                    //there is no entry for this cell, i.e. this is a cell
+                    //with no widget in it, or spanned by any other widget
+                    continue;
+                }
+                GridEntry &rEntry = A[rSpan.x][rSpan.y];
+                candidates.insert(&rEntry);
+            }
+            for (auto const& candidate : candidates)
+            {
+                GridEntry *pEntry = candidate;
+                --pEntry->nSpanWidth;
+            }
+        }
+    }
+
+    if (!rGrid.get_row_homogeneous())
+    {
+        //reduce the spans of elements that span empty rows
+        for (sal_Int32 y = 0; y < nMaxY; ++y)
+        {
+            std::set<GridEntry*> candidates;
+            for (sal_Int32 x = 0; x < nMaxX; ++x)
+            {
+                if (aNonEmptyRows[y])
+                    continue;
+                GridEntry &rSpan = A[x][y];
+                //cell x/y is spanned by the widget at cell rSpan.x/rSpan.y,
+                //just points back to itself if there's no cell spanning
+                if ((rSpan.x == -1) || (rSpan.y == -1))
+                {
+                    //there is no entry for this cell, i.e. this is a cell
+                    //with no widget in it, or spanned by any other widget
+                    continue;
+                }
+                GridEntry &rEntry = A[rSpan.x][rSpan.y];
+                candidates.insert(&rEntry);
+            }
+            for (auto const& candidate : candidates)
+            {
+                GridEntry *pEntry = candidate;
+                --pEntry->nSpanHeight;
+            }
+        }
+    }
+
+    sal_Int32 nNonEmptyCols = std::count(aNonEmptyCols.begin(), aNonEmptyCols.end(), true);
+    sal_Int32 nNonEmptyRows = std::count(aNonEmptyRows.begin(), aNonEmptyRows.end(), true);
+
+    //make new grid without empty rows and columns
+    array_type B(boost::extents[nNonEmptyCols][nNonEmptyRows]);
+    for (sal_Int32 x = 0, x2 = 0; x < nMaxX; ++x)
+    {
+        if (!aNonEmptyCols[x])
+            continue;
+        for (sal_Int32 y = 0, y2 = 0; y < nMaxY; ++y)
+        {
+            if (!aNonEmptyRows[y])
+                continue;
+            GridEntry &rEntry = A[x][y];
+            B[x2][y2++] = rEntry;
+        }
+        ++x2;
+    }
+
+    return B;
+}
+
+static bool isNullGrid(const array_type &A)
+{
+    sal_Int32 nMaxX = A.shape()[0];
+    sal_Int32 nMaxY = A.shape()[1];
+
+    return !nMaxX || !nMaxY;
+}
+
+static void calcMaxs(const array_type &A, std::vector<VclGrid::Value> &rWidths, std::vector<VclGrid::Value> &rHeights)
+{
+    sal_Int32 nMaxX = A.shape()[0];
+    sal_Int32 nMaxY = A.shape()[1];
+
+    rWidths.resize(nMaxX);
+    rHeights.resize(nMaxY);
+
+    //first use the non spanning entries to set default width/heights
+    for (sal_Int32 x = 0; x < nMaxX; ++x)
+    {
+        for (sal_Int32 y = 0; y < nMaxY; ++y)
+        {
+            const GridEntry &rEntry = A[x][y];
+            const vcl::Window *pChild = rEntry.pChild;
+            if (!pChild || !pChild->IsVisible())
+                continue;
+
+            sal_Int32 nWidth = rEntry.nSpanWidth;
+            sal_Int32 nHeight = rEntry.nSpanHeight;
+
+            for (sal_Int32 nSpanX = 0; nSpanX < nWidth; ++nSpanX)
+                rWidths[x+nSpanX].m_bExpand |= pChild->get_hexpand();
+
+            for (sal_Int32 nSpanY = 0; nSpanY < nHeight; ++nSpanY)
+                rHeights[y+nSpanY].m_bExpand |= pChild->get_vexpand();
+
+            if (nWidth == 1 || nHeight == 1)
+            {
+                Size aChildSize = VclContainer::getLayoutRequisition(*pChild);
+                if (nWidth == 1)
+                    rWidths[x].m_nValue = std::max(rWidths[x].m_nValue, aChildSize.Width());
+                if (nHeight == 1)
+                    rHeights[y].m_nValue = std::max(rHeights[y].m_nValue, aChildSize.Height());
+            }
+        }
+    }
+
+    //now use the spanning entries and split any extra sizes across expanding rows/cols
+    //where possible
+    for (sal_Int32 x = 0; x < nMaxX; ++x)
+    {
+        for (sal_Int32 y = 0; y < nMaxY; ++y)
+        {
+            const GridEntry &rEntry = A[x][y];
+            const vcl::Window *pChild = rEntry.pChild;
+            if (!pChild || !pChild->IsVisible())
+                continue;
+
+            sal_Int32 nWidth = rEntry.nSpanWidth;
+            sal_Int32 nHeight = rEntry.nSpanHeight;
+
+            if (nWidth == 1 && nHeight == 1)
+                continue;
+
+            Size aChildSize = VclContainer::getLayoutRequisition(*pChild);
+
+            if (nWidth > 1)
+            {
+                sal_Int32 nExistingWidth = 0;
+                for (sal_Int32 nSpanX = 0; nSpanX < nWidth; ++nSpanX)
+                    nExistingWidth += rWidths[x+nSpanX].m_nValue;
+
+                sal_Int32 nExtraWidth = aChildSize.Width() - nExistingWidth;
+
+                if (nExtraWidth > 0)
+                {
+                    bool bForceExpandAll = false;
+                    sal_Int32 nExpandables = 0;
+                    for (sal_Int32 nSpanX = 0; nSpanX < nWidth; ++nSpanX)
+                        if (rWidths[x+nSpanX].m_bExpand)
+                            ++nExpandables;
+                    if (nExpandables == 0)
+                    {
+                        nExpandables = nWidth;
+                        bForceExpandAll = true;
+                    }
+
+                    for (sal_Int32 nSpanX = 0; nSpanX < nWidth; ++nSpanX)
+                    {
+                        if (rWidths[x+nSpanX].m_bExpand || bForceExpandAll)
+                            rWidths[x+nSpanX].m_nValue += nExtraWidth/nExpandables;
+                    }
+                }
+            }
+
+            if (nHeight > 1)
+            {
+                sal_Int32 nExistingHeight = 0;
+                for (sal_Int32 nSpanY = 0; nSpanY < nHeight; ++nSpanY)
+                    nExistingHeight += rHeights[y+nSpanY].m_nValue;
+
+                sal_Int32 nExtraHeight = aChildSize.Height() - nExistingHeight;
+
+                if (nExtraHeight > 0)
+                {
+                    bool bForceExpandAll = false;
+                    sal_Int32 nExpandables = 0;
+                    for (sal_Int32 nSpanY = 0; nSpanY < nHeight; ++nSpanY)
+                        if (rHeights[y+nSpanY].m_bExpand)
+                            ++nExpandables;
+                    if (nExpandables == 0)
+                    {
+                        nExpandables = nHeight;
+                        bForceExpandAll = true;
+                    }
+
+                    for (sal_Int32 nSpanY = 0; nSpanY < nHeight; ++nSpanY)
+                    {
+                        if (rHeights[y+nSpanY].m_bExpand || bForceExpandAll)
+                            rHeights[y+nSpanY].m_nValue += nExtraHeight/nExpandables;
+                    }
+                }
+            }
+        }
+    }
+}
+
+static bool compareValues(const VclGrid::Value &i, const VclGrid::Value &j)
+{
+    return i.m_nValue < j.m_nValue;
+}
+
+static VclGrid::Value accumulateValues(const VclGrid::Value &i, const VclGrid::Value &j)
+{
+    VclGrid::Value aRet;
+    aRet.m_nValue = i.m_nValue + j.m_nValue;
+    aRet.m_bExpand = i.m_bExpand || j.m_bExpand;
+    return aRet;
+}
+
+Size VclGrid::calculateRequisition() const
+{
+    return calculateRequisitionForSpacings(get_row_spacing(), get_column_spacing());
+}
+
+Size VclGrid::calculateRequisitionForSpacings(sal_Int32 nRowSpacing, sal_Int32 nColSpacing) const
+{
+    array_type A = assembleGrid(*this);
+
+    if (isNullGrid(A))
+        return Size();
+
+    std::vector<Value> aWidths;
+    std::vector<Value> aHeights;
+    calcMaxs(A, aWidths, aHeights);
+
+    tools::Long nTotalWidth = 0;
+    if (get_column_homogeneous())
+    {
+        nTotalWidth = std::max_element(aWidths.begin(), aWidths.end(), compareValues)->m_nValue;
+        nTotalWidth *= aWidths.size();
+    }
+    else
+    {
+        nTotalWidth = std::accumulate(aWidths.begin(), aWidths.end(), Value(), accumulateValues).m_nValue;
+    }
+
+    nTotalWidth += nColSpacing * (aWidths.size()-1);
+
+    tools::Long nTotalHeight = 0;
+    if (get_row_homogeneous())
+    {
+        nTotalHeight = std::max_element(aHeights.begin(), aHeights.end(), compareValues)->m_nValue;
+        nTotalHeight *= aHeights.size();
+    }
+    else
+    {
+        nTotalHeight = std::accumulate(aHeights.begin(), aHeights.end(), Value(), accumulateValues).m_nValue;
+    }
+
+    nTotalHeight += nRowSpacing * (aHeights.size()-1);
+
+    return Size(nTotalWidth, nTotalHeight);
+}
+
+void VclGrid::setAllocation(const Size& rAllocation)
+{
+    array_type A = assembleGrid(*this);
+
+    if (isNullGrid(A))
+        return;
+
+    sal_Int32 nMaxX = A.shape()[0];
+    sal_Int32 nMaxY = A.shape()[1];
+
+    Size aRequisition;
+    std::vector<Value> aWidths(nMaxX);
+    std::vector<Value> aHeights(nMaxY);
+    if (!get_column_homogeneous() || !get_row_homogeneous())
+    {
+        aRequisition = calculateRequisition();
+        calcMaxs(A, aWidths, aHeights);
+    }
+
+    sal_Int32 nColSpacing(get_column_spacing());
+    sal_Int32 nRowSpacing(get_row_spacing());
+
+    tools::Long nAvailableWidth = rAllocation.Width();
+    if (nMaxX)
+        nAvailableWidth -= nColSpacing * (nMaxX - 1);
+    if (get_column_homogeneous())
+    {
+        for (sal_Int32 x = 0; x < nMaxX; ++x)
+            aWidths[x].m_nValue = nAvailableWidth/nMaxX;
+    }
+    else if (rAllocation.Width() != aRequisition.Width())
+    {
+        sal_Int32 nExpandables = 0;
+        for (sal_Int32 x = 0; x < nMaxX; ++x)
+            if (aWidths[x].m_bExpand)
+                ++nExpandables;
+        tools::Long nExtraWidthForExpanders = nExpandables ? (rAllocation.Width() - aRequisition.Width()) / nExpandables : 0;
+
+        //We don't fit and there is no volunteer to be shrunk
+        if (!nExpandables && rAllocation.Width() < aRequisition.Width())
+        {
+            //first reduce spacing
+            while (nColSpacing)
+            {
+                nColSpacing /= 2;
+                aRequisition = calculateRequisitionForSpacings(nRowSpacing, nColSpacing);
+                if (aRequisition.Width() <= rAllocation.Width())
+                    break;
+            }
+
+            //share out the remaining pain to everyone
+            tools::Long nExtraWidth = (rAllocation.Width() - aRequisition.Width()) / nMaxX;
+
+            for (sal_Int32 x = 0; x < nMaxX; ++x)
+                aWidths[x].m_nValue += nExtraWidth;
+        }
+
+        if (nExtraWidthForExpanders)
+        {
+            for (sal_Int32 x = 0; x < nMaxX; ++x)
+                if (aWidths[x].m_bExpand)
+                    aWidths[x].m_nValue += nExtraWidthForExpanders;
+        }
+    }
+
+    tools::Long nAvailableHeight = rAllocation.Height();
+    if (nMaxY)
+        nAvailableHeight -= nRowSpacing * (nMaxY - 1);
+    if (get_row_homogeneous())
+    {
+        for (sal_Int32 y = 0; y < nMaxY; ++y)
+            aHeights[y].m_nValue = nAvailableHeight/nMaxY;
+    }
+    else if (rAllocation.Height() != aRequisition.Height())
+    {
+        sal_Int32 nExpandables = 0;
+        for (sal_Int32 y = 0; y < nMaxY; ++y)
+            if (aHeights[y].m_bExpand)
+                ++nExpandables;
+        tools::Long nExtraHeightForExpanders = nExpandables ? (rAllocation.Height() - aRequisition.Height()) / nExpandables : 0;
+
+        //We don't fit and there is no volunteer to be shrunk
+        if (!nExpandables && rAllocation.Height() < aRequisition.Height())
+        {
+            //first reduce spacing
+            while (nRowSpacing)
+            {
+                nRowSpacing /= 2;
+                aRequisition = calculateRequisitionForSpacings(nRowSpacing, nColSpacing);
+                if (aRequisition.Height() <= rAllocation.Height())
+                    break;
+            }
+
+            //share out the remaining pain to everyone
+            tools::Long nExtraHeight = (rAllocation.Height() - aRequisition.Height()) / nMaxY;
+
+            for (sal_Int32 y = 0; y < nMaxY; ++y)
+                aHeights[y].m_nValue += nExtraHeight;
+        }
+
+        if (nExtraHeightForExpanders)
+        {
+            for (sal_Int32 y = 0; y < nMaxY; ++y)
+                if (aHeights[y].m_bExpand)
+                    aHeights[y].m_nValue += nExtraHeightForExpanders;
+        }
+    }
+
+    Point aAllocPos(0, 0);
+    for (sal_Int32 x = 0; x < nMaxX; ++x)
+    {
+        for (sal_Int32 y = 0; y < nMaxY; ++y)
+        {
+            GridEntry &rEntry = A[x][y];
+            vcl::Window *pChild = rEntry.pChild;
+            if (pChild)
+            {
+                Size aChildAlloc(0, 0);
+
+                sal_Int32 nWidth = rEntry.nSpanWidth;
+                for (sal_Int32 nSpanX = 0; nSpanX < nWidth; ++nSpanX)
+                    aChildAlloc.AdjustWidth(aWidths[x+nSpanX].m_nValue );
+                aChildAlloc.AdjustWidth(nColSpacing*(nWidth-1) );
+
+                sal_Int32 nHeight = rEntry.nSpanHeight;
+                for (sal_Int32 nSpanY = 0; nSpanY < nHeight; ++nSpanY)
+                    aChildAlloc.AdjustHeight(aHeights[y+nSpanY].m_nValue );
+                aChildAlloc.AdjustHeight(nRowSpacing*(nHeight-1) );
+
+                setLayoutAllocation(*pChild, aAllocPos, aChildAlloc);
+            }
+            aAllocPos.AdjustY(aHeights[y].m_nValue + nRowSpacing );
+        }
+        aAllocPos.AdjustX(aWidths[x].m_nValue + nColSpacing );
+        aAllocPos.setY( 0 );
+    }
+}
+
+void VclGrid::DumpAsPropertyTree(tools::JsonWriter& rJsonWriter)
+{
+    VclContainer::DumpAsPropertyTree(rJsonWriter);
+    rJsonWriter.put("type", "grid");
+}
+
+bool toBool(std::u16string_view rValue)
+{
+    return (!rValue.empty() && (rValue[0] == 't' || rValue[0] == 'T' || rValue[0] == '1'));
+}
+
+bool VclGrid::set_property(const OString &rKey, const OUString &rValue)
+{
+    if (rKey == "row-spacing")
+        set_row_spacing(rValue.toInt32());
+    else if (rKey == "column-spacing")
+        set_column_spacing(rValue.toInt32());
+    else if (rKey == "row-homogeneous")
+        m_bRowHomogeneous = toBool(rValue);
+    else if (rKey == "column-homogeneous")
+        m_bColumnHomogeneous = toBool(rValue);
+    else if (rKey == "n-rows")
+        /*nothing to do*/;
+    else
+        return VclContainer::set_property(rKey, rValue);
+    return true;
+}
+
+const vcl::Window *VclBin::get_child() const
+{
+    const WindowImpl* pWindowImpl = ImplGetWindowImpl();
+
+    return pWindowImpl->mpFirstChild;
+}
+
+vcl::Window *VclBin::get_child()
+{
+    return const_cast<vcl::Window*>(const_cast<const VclBin*>(this)->get_child());
+}
+
+Size VclBin::calculateRequisition() const
+{
+    const vcl::Window *pChild = get_child();
+    if (pChild && pChild->IsVisible())
+        return getLayoutRequisition(*pChild);
+    return Size(0, 0);
+}
+
+void VclBin::setAllocation(const Size &rAllocation)
+{
+    vcl::Window *pChild = get_child();
+    if (pChild && pChild->IsVisible())
+        setLayoutAllocation(*pChild, Point(0, 0), rAllocation);
+}
+
+VclFrame::~VclFrame()
+{
+    disposeOnce();
+}
+
+void VclFrame::dispose()
+{
+    m_pLabel.clear();
+    VclBin::dispose();
+}
+
+//To-Do, hook a DecorationView into VclFrame ?
+
+Size VclFrame::calculateRequisition() const
+{
+    Size aRet(0, 0);
+
+    const vcl::Window *pChild = get_child();
+    const vcl::Window *pLabel = get_label_widget();
+
+    if (pChild && pChild->IsVisible())
+        aRet = getLayoutRequisition(*pChild);
+
+    if (pLabel && pLabel->IsVisible())
+    {
+        Size aLabelSize = getLayoutRequisition(*pLabel);
+        aRet.AdjustHeight(aLabelSize.Height() );
+        aRet.setWidth( std::max(aLabelSize.Width(), aRet.Width()) );
+    }
+
+    return aRet;
+}
+
+void VclFrame::setAllocation(const Size &rAllocation)
+{
+    //SetBackground( Color(0xFF, 0x00, 0xFF) );
+
+    Size aAllocation(rAllocation);
+    Point aChildPos;
+
+    vcl::Window *pChild = get_child();
+    vcl::Window *pLabel = get_label_widget();
+
+    if (pLabel && pLabel->IsVisible())
+    {
+        Size aLabelSize = getLayoutRequisition(*pLabel);
+        aLabelSize.setHeight( std::min(aLabelSize.Height(), aAllocation.Height()) );
+        aLabelSize.setWidth( std::min(aLabelSize.Width(), aAllocation.Width()) );
+        setLayoutAllocation(*pLabel, aChildPos, aLabelSize);
+        aAllocation.AdjustHeight( -(aLabelSize.Height()) );
+        aChildPos.AdjustY(aLabelSize.Height() );
+    }
+
+    if (pChild && pChild->IsVisible())
+        setLayoutAllocation(*pChild, aChildPos, aAllocation);
+}
+
+IMPL_LINK(VclFrame, WindowEventListener, VclWindowEvent&, rEvent, void)
+{
+    if (rEvent.GetId() == VclEventId::ObjectDying)
+        designate_label(nullptr);
+}
+
+void VclFrame::designate_label(vcl::Window *pWindow)
+{
+    assert(!pWindow || pWindow->GetParent() == this);
+    if (m_pLabel)
+        m_pLabel->RemoveEventListener(LINK(this, VclFrame, WindowEventListener));
+    m_pLabel = pWindow;
+    if (m_pLabel)
+        m_pLabel->AddEventListener(LINK(this, VclFrame, WindowEventListener));
+}
+
+const vcl::Window *VclFrame::get_label_widget() const
+{
+    if (m_pLabel)
+        return m_pLabel;
+    assert(GetChildCount() <= 2);
+    //The label widget is normally the first (of two) children
+    const WindowImpl* pWindowImpl = ImplGetWindowImpl();
+    if (pWindowImpl->mpFirstChild == pWindowImpl->mpLastChild) //no label exists
+        return nullptr;
+    return pWindowImpl->mpFirstChild;
+}
+
+vcl::Window *VclFrame::get_label_widget()
+{
+    return const_cast<vcl::Window*>(const_cast<const VclFrame*>(this)->get_label_widget());
+}
+
+const vcl::Window *VclFrame::get_child() const
+{
+    //The child widget is the normally the last (of two) children
+    const WindowImpl* pWindowImpl = ImplGetWindowImpl();
+    assert(GetChildCount() == 2 || pWindowImpl->mbInDispose);
+    if (!m_pLabel)
+        return pWindowImpl->mpLastChild;
+    if (pWindowImpl->mpFirstChild == pWindowImpl->mpLastChild) //only label exists
+        return nullptr;
+    return pWindowImpl->mpLastChild;
+}
+
+vcl::Window *VclFrame::get_child()
+{
+    return const_cast<vcl::Window*>(const_cast<const VclFrame*>(this)->get_child());
+}
+
+void VclFrame::set_label(const OUString &rLabel)
+{
+    vcl::Window *pLabel = get_label_widget();
+    assert(pLabel);
+    pLabel->SetText(rLabel);
+}
+
+OUString VclFrame::get_label() const
+{
+    const vcl::Window *pLabel = get_label_widget();
+    assert(pLabel);
+    return pLabel->GetText();
+}
+
+OUString VclFrame::getDefaultAccessibleName() const
+{
+    const vcl::Window *pLabel = get_label_widget();
+    if (pLabel)
+        return pLabel->GetAccessibleName();
+    return VclBin::getDefaultAccessibleName();
+}
+
+void VclFrame::DumpAsPropertyTree(tools::JsonWriter& rJsonWriter)
+{
+    VclBin::DumpAsPropertyTree(rJsonWriter);
+    rJsonWriter.put("type", "frame");
+}
+
+class DisclosureButton final : public CheckBox
+{
+    virtual void ImplDrawCheckBoxState(vcl::RenderContext& rRenderContext) override
+    {
+        /* HACK: DisclosureButton is currently assuming, that the disclosure sign
+           will fit into the rectangle occupied by a normal checkbox on all themes.
+           If this does not hold true for some theme, ImplGetCheckImageSize
+           would have to be overridden for DisclosureButton; also GetNativeControlRegion
+           for ControlType::ListNode would have to be implemented and taken into account
+        */
+
+        tools::Rectangle aStateRect(GetStateRect());
+
+        ImplControlValue aControlValue(GetState() == TRISTATE_TRUE ? ButtonValue::On : ButtonValue::Off);
+        tools::Rectangle aCtrlRegion(aStateRect);
+        ControlState nState = ControlState::NONE;
+
+        if (HasFocus())
+            nState |= ControlState::FOCUSED;
+        if (GetButtonState() & DrawButtonFlags::Default)
+            nState |= ControlState::DEFAULT;
+        if (Window::IsEnabled())
+            nState |= ControlState::ENABLED;
+        if (IsMouseOver() && GetMouseRect().Contains(GetPointerPosPixel()))
+            nState |= ControlState::ROLLOVER;
+
+        if (rRenderContext.DrawNativeControl(ControlType::ListNode, ControlPart::Entire, aCtrlRegion,
+                                              nState, aControlValue, OUString()))
+            return;
+
+        ImplSVCtrlData& rCtrlData(ImplGetSVData()->maCtrlData);
+        if (!rCtrlData.mpDisclosurePlus)
+            rCtrlData.mpDisclosurePlus.reset(new Image(StockImage::Yes, SV_DISCLOSURE_PLUS));
+        if (!rCtrlData.mpDisclosureMinus)
+            rCtrlData.mpDisclosureMinus.reset(new Image(StockImage::Yes, SV_DISCLOSURE_MINUS));
+
+        Image* pImg
+            = IsChecked() ? rCtrlData.mpDisclosureMinus.get() : rCtrlData.mpDisclosurePlus.get();
+
+        DrawImageFlags nStyle = DrawImageFlags::NONE;
+        if (!IsEnabled())
+            nStyle |= DrawImageFlags::Disable;
+
+        Size aSize(aStateRect.GetSize());
+        Size aImgSize(pImg->GetSizePixel());
+        Point aOff((aSize.Width() - aImgSize.Width()) / 2,
+                   (aSize.Height() - aImgSize.Height()) / 2);
+        aOff += aStateRect.TopLeft();
+        rRenderContext.DrawImage(aOff, *pImg, nStyle);
+    }
+
+public:
+    explicit DisclosureButton(vcl::Window* pParent)
+        : CheckBox(pParent, 0)
+    {
+    }
+
+    virtual void KeyInput( const KeyEvent& rKEvt ) override
+    {
+        vcl::KeyCode aKeyCode = rKEvt.GetKeyCode();
+
+        if( !aKeyCode.GetModifier()  &&
+            ( ( aKeyCode.GetCode() == KEY_ADD ) ||
+              ( aKeyCode.GetCode() == KEY_SUBTRACT ) )
+            )
+        {
+            Check( aKeyCode.GetCode() == KEY_ADD );
+        }
+        else
+            CheckBox::KeyInput( rKEvt );
+    }
+};
+
+VclExpander::VclExpander(vcl::Window *pParent)
+    : VclBin(pParent)
+    , m_bResizeTopLevel(false)
+    , m_pDisclosureButton(VclPtr<DisclosureButton>::Create(this))
+{
+    m_pDisclosureButton->SetToggleHdl(LINK(this, VclExpander, ClickHdl));
+    m_pDisclosureButton->Show();
+}
+
+VclExpander::~VclExpander()
+{
+    disposeOnce();
+}
+
+bool VclExpander::get_expanded() const
+{
+    return m_pDisclosureButton->IsChecked();
+}
+
+void VclExpander::set_expanded(bool bExpanded)
+{
+    m_pDisclosureButton->Check(bExpanded);
+}
+
+void VclExpander::set_label(const OUString& rLabel)
+{
+    m_pDisclosureButton->SetText(rLabel);
+}
+
+OUString VclExpander::get_label() const
+{
+    return m_pDisclosureButton->GetText();
+}
+
+void VclExpander::dispose()
+{
+    m_pDisclosureButton.disposeAndClear();
+    VclBin::dispose();
+}
+
+const vcl::Window *VclExpander::get_child() const
+{
+    const WindowImpl* pWindowImpl = ImplGetWindowImpl();
+
+    assert(pWindowImpl->mpFirstChild == m_pDisclosureButton);
+
+    return pWindowImpl->mpFirstChild->GetWindow(GetWindowType::Next);
+}
+
+vcl::Window *VclExpander::get_child()
+{
+    return const_cast<vcl::Window*>(const_cast<const VclExpander*>(this)->get_child());
+}
+
+Size VclExpander::calculateRequisition() const
+{
+    Size aRet(0, 0);
+
+    WindowImpl* pWindowImpl = ImplGetWindowImpl();
+
+    const vcl::Window *pChild = get_child();
+    const vcl::Window *pLabel = pChild != pWindowImpl->mpLastChild ? pWindowImpl->mpLastChild.get() : nullptr;
+
+    if (pChild && pChild->IsVisible() && m_pDisclosureButton->IsChecked())
+        aRet = getLayoutRequisition(*pChild);
+
+    Size aExpanderSize = getLayoutRequisition(*m_pDisclosureButton);
+
+    if (pLabel && pLabel->IsVisible())
+    {
+        Size aLabelSize = getLayoutRequisition(*pLabel);
+        aExpanderSize.setHeight( std::max(aExpanderSize.Height(), aLabelSize.Height()) );
+        aExpanderSize.AdjustWidth(aLabelSize.Width() );
+    }
+
+    aRet.AdjustHeight(aExpanderSize.Height() );
+    aRet.setWidth( std::max(aExpanderSize.Width(), aRet.Width()) );
+
+    return aRet;
+}
+
+void VclExpander::setAllocation(const Size &rAllocation)
+{
+    Size aAllocation(rAllocation);
+    Point aChildPos;
+
+    WindowImpl* pWindowImpl = ImplGetWindowImpl();
+
+    //The label widget is the last (of two) children
+    vcl::Window *pChild = get_child();
+    vcl::Window *pLabel = pChild != pWindowImpl->mpLastChild.get() ? pWindowImpl->mpLastChild.get() : nullptr;
+
+    Size aButtonSize = getLayoutRequisition(*m_pDisclosureButton);
+    Size aLabelSize;
+    Size aExpanderSize = aButtonSize;
+    if (pLabel && pLabel->IsVisible())
+    {
+        aLabelSize = getLayoutRequisition(*pLabel);
+        aExpanderSize.setHeight( std::max(aExpanderSize.Height(), aLabelSize.Height()) );
+        aExpanderSize.AdjustWidth(aLabelSize.Width() );
+    }
+
+    aExpanderSize.setHeight( std::min(aExpanderSize.Height(), aAllocation.Height()) );
+    aExpanderSize.setWidth( std::min(aExpanderSize.Width(), aAllocation.Width()) );
+
+    aButtonSize.setHeight( std::min(aButtonSize.Height(), aExpanderSize.Height()) );
+    aButtonSize.setWidth( std::min(aButtonSize.Width(), aExpanderSize.Width()) );
+
+    tools::Long nExtraExpanderHeight = aExpanderSize.Height() - aButtonSize.Height();
+    Point aButtonPos(aChildPos.X(), aChildPos.Y() + nExtraExpanderHeight/2);
+    setLayoutAllocation(*m_pDisclosureButton, aButtonPos, aButtonSize);
+
+    if (pLabel && pLabel->IsVisible())
+    {
+        aLabelSize.setHeight( std::min(aLabelSize.Height(), aExpanderSize.Height()) );
+        aLabelSize.setWidth( std::min(aLabelSize.Width(),
+            aExpanderSize.Width() - aButtonSize.Width()) );
+
+        tools::Long nExtraLabelHeight = aExpanderSize.Height() - aLabelSize.Height();
+        Point aLabelPos(aChildPos.X() + aButtonSize.Width(), aChildPos.Y() + nExtraLabelHeight/2);
+        setLayoutAllocation(*pLabel, aLabelPos, aLabelSize);
+    }
+
+    aAllocation.AdjustHeight( -(aExpanderSize.Height()) );
+    aChildPos.AdjustY(aExpanderSize.Height() );
+
+    if (pChild && pChild->IsVisible())
+    {
+        if (!m_pDisclosureButton->IsChecked())
+            aAllocation = Size();
+        setLayoutAllocation(*pChild, aChildPos, aAllocation);
+    }
+}
+
+bool VclExpander::set_property(const OString &rKey, const OUString &rValue)
+{
+    if (rKey == "expanded")
+        set_expanded(toBool(rValue));
+    else if (rKey == "resize-toplevel")
+        m_bResizeTopLevel = toBool(rValue);
+    else
+        return VclBin::set_property(rKey, rValue);
+    return true;
+}
+
+void VclExpander::StateChanged(StateChangedType nType)
+{
+    VclBin::StateChanged( nType );
+
+    if (nType == StateChangedType::InitShow)
+    {
+        vcl::Window *pChild = get_child();
+        if (pChild)
+            pChild->Show(m_pDisclosureButton->IsChecked());
+    }
+}
+
+const vcl::Window *VclExpander::get_label_widget() const
+{
+    return m_pDisclosureButton;
+}
+
+vcl::Window *VclExpander::get_label_widget()
+{
+    return const_cast<vcl::Window*>(const_cast<const VclExpander*>(this)->get_label_widget());
+}
+
+void VclExpander::DumpAsPropertyTree(tools::JsonWriter& rJsonWriter)
+{
+    VclContainer::DumpAsPropertyTree(rJsonWriter);
+    rJsonWriter.put("type", "expander");
+}
+
+FactoryFunction VclExpander::GetUITestFactory() const
+{
+    return ExpanderUIObject::create;
+}
+
+IMPL_LINK( VclExpander, ClickHdl, CheckBox&, rBtn, void )
+{
+    vcl::Window *pChild = get_child();
+    if (pChild)
+    {
+        pChild->Show(rBtn.IsChecked());
+        queue_resize();
+        Dialog* pResizeDialog = m_bResizeTopLevel ? GetParentDialog() : nullptr;
+        if (pResizeDialog)
+            pResizeDialog->setOptimalLayoutSize(true);
+    }
+    maExpandedHdl.Call(*this);
+}
+
+VclScrolledWindow::VclScrolledWindow(vcl::Window *pParent)
+    : VclBin(pParent, WB_HIDE | WB_CLIPCHILDREN | WB_AUTOHSCROLL | WB_AUTOVSCROLL | WB_TABSTOP)
+    , m_bUserManagedScrolling(false)
+    , m_eDrawFrameStyle(DrawFrameStyle::NONE)
+    , m_eDrawFrameFlags(DrawFrameFlags::WindowBorder)
+    , m_pVScroll(VclPtr<ScrollBar>::Create(this, WB_HIDE | WB_VERT))
+    , m_pHScroll(VclPtr<ScrollBar>::Create(this, WB_HIDE | WB_HORZ))
+    , m_aScrollBarBox(VclPtr<ScrollBarBox>::Create(this, WB_HIDE))
+{
+    SetType(WindowType::SCROLLWINDOW);
+
+    AllSettings aAllSettings = GetSettings();
+    StyleSettings aStyle = aAllSettings.GetStyleSettings();
+    aStyle.SetMonoColor(aStyle.GetShadowColor());
+    aAllSettings.SetStyleSettings(aStyle);
+    GetOutDev()->SetSettings(aAllSettings);
+
+    Link<ScrollBar*,void> aLink( LINK( this, VclScrolledWindow, ScrollBarHdl ) );
+    m_pVScroll->SetScrollHdl(aLink);
+    m_pHScroll->SetScrollHdl(aLink);
+
+    m_nBorderWidth = CalcBorderWidth();
+}
+
+int VclScrolledWindow::CalcBorderWidth() const
+{
+    if (m_eDrawFrameStyle == DrawFrameStyle::NONE)
+        return 0;
+    const tools::Rectangle aRect(tools::Rectangle(Point(0, 0), Size(100, 100)));
+    DecorationView aDecoView(const_cast<OutputDevice*>(GetOutDev()));
+    // don't actually draw anything, just measure what size it would be and the diff is the desired border size to reserve
+    const tools::Rectangle aContentRect = aDecoView.DrawFrame(aRect, m_eDrawFrameStyle, m_eDrawFrameFlags | DrawFrameFlags::NoDraw);
+    const auto nBorderWidth = (aRect.GetWidth() - aContentRect.GetWidth()) / 2;
+    return std::max<int>(nBorderWidth, 1);
+}
+
+void VclScrolledWindow::dispose()
+{
+    m_pVScroll.disposeAndClear();
+    m_pHScroll.disposeAndClear();
+    m_aScrollBarBox.disposeAndClear();
+    VclBin::dispose();
+}
+
+IMPL_LINK_NOARG(VclScrolledWindow, ScrollBarHdl, ScrollBar*, void)
+{
+    vcl::Window *pChild = get_child();
+    if (!pChild)
+        return;
+
+    assert(dynamic_cast<VclViewport*>(pChild) && "scrolledwindow child should be a Viewport");
+
+    pChild = pChild->GetWindow(GetWindowType::FirstChild);
+
+    if (!pChild)
+        return;
+
+    Point aWinPos(-m_pHScroll->GetThumbPos(), -m_pVScroll->GetThumbPos());
+    pChild->SetPosPixel(aWinPos);
+}
+
+const vcl::Window *VclScrolledWindow::get_child() const
+{
+    const WindowImpl* pWindowImpl = ImplGetWindowImpl();
+    assert(GetChildCount() == 4 || pWindowImpl->mbInDispose);
+    return pWindowImpl->mpLastChild;
+}
+
+vcl::Window *VclScrolledWindow::get_child()
+{
+    return const_cast<vcl::Window*>(const_cast<const VclScrolledWindow*>(this)->get_child());
+}
+
+Size VclScrolledWindow::calculateRequisition() const
+{
+    Size aRet(0, 0);
+
+    const vcl::Window *pChild = get_child();
+    if (pChild && pChild->IsVisible())
+        aRet = getLayoutRequisition(*pChild);
+
+    if (GetStyle() & WB_VSCROLL)
+        aRet.AdjustWidth(getLayoutRequisition(*m_pVScroll).Width() );
+
+    if (GetStyle() & WB_HSCROLL)
+        aRet.AdjustHeight(getLayoutRequisition(*m_pHScroll).Height() );
+
+    aRet.AdjustHeight(2 * m_nBorderWidth);
+    aRet.AdjustWidth(2 * m_nBorderWidth);
+
+    return aRet;
+}
+
+void VclScrolledWindow::InitScrollBars(const Size &rRequest)
+{
+    const vcl::Window *pChild = get_child();
+    if (!pChild || !pChild->IsVisible())
+        return;
+
+    Size aOutSize(getVisibleChildSize());
+
+    m_pVScroll->SetRangeMax(rRequest.Height());
+    m_pVScroll->SetVisibleSize(aOutSize.Height());
+    m_pVScroll->SetPageSize(16);
+
+    m_pHScroll->SetRangeMax(rRequest.Width());
+    m_pHScroll->SetVisibleSize(aOutSize.Width());
+    m_pHScroll->SetPageSize(16);
+
+    m_pVScroll->Scroll();
+    m_pHScroll->Scroll();
+}
+
+void VclScrolledWindow::doSetAllocation(const Size &rAllocation, bool bRetryOnFailure)
+{
+    Size aChildReq;
+
+    vcl::Window *pChild = get_child();
+    if (pChild && pChild->IsVisible())
+        aChildReq = getLayoutRequisition(*pChild);
+
+    tools::Long nAvailHeight = rAllocation.Height() - 2 * m_nBorderWidth;
+    tools::Long nAvailWidth = rAllocation.Width() - 2 * m_nBorderWidth;
+
+    // vert. ScrollBar
+    bool bShowVScroll;
+    if (GetStyle() & WB_AUTOVSCROLL)
+        bShowVScroll = nAvailHeight < aChildReq.Height();
+    else
+        bShowVScroll = (GetStyle() & WB_VSCROLL) != 0;
+
+    if (bShowVScroll)
+        nAvailWidth -= getLayoutRequisition(*m_pVScroll).Width();
+
+    // horz. ScrollBar
+    bool bShowHScroll;
+    if (GetStyle() & WB_AUTOHSCROLL)
+    {
+        bShowHScroll = nAvailWidth < aChildReq.Width();
+
+        if (bShowHScroll)
+            nAvailHeight -= getLayoutRequisition(*m_pHScroll).Height();
+
+        if (GetStyle() & WB_AUTOVSCROLL)
+            bShowVScroll = nAvailHeight < aChildReq.Height();
+    }
+    else
+        bShowHScroll = (GetStyle() & WB_HSCROLL) != 0;
+
+    if (m_pHScroll->IsVisible() != bShowHScroll)
+        m_pHScroll->Show(bShowHScroll);
+    if (m_pVScroll->IsVisible() != bShowVScroll)
+        m_pVScroll->Show(bShowVScroll);
+
+    Size aInnerSize(rAllocation);
+    aInnerSize.AdjustWidth(-2 * m_nBorderWidth);
+    aInnerSize.AdjustHeight(-2 * m_nBorderWidth);
+
+    bool bBothVisible = m_pVScroll->IsVisible() && m_pHScroll->IsVisible();
+    auto nScrollBarWidth = getLayoutRequisition(*m_pVScroll).Width();
+    auto nScrollBarHeight = getLayoutRequisition(*m_pHScroll).Height();
+
+    if (m_pVScroll->IsVisible())
+    {
+        Point aScrollPos(rAllocation.Width() - nScrollBarWidth - m_nBorderWidth, m_nBorderWidth);
+        Size aScrollSize(nScrollBarWidth, rAllocation.Height() - 2 * m_nBorderWidth);
+        if (bBothVisible)
+            aScrollSize.AdjustHeight(-nScrollBarHeight);
+        setLayoutAllocation(*m_pVScroll, aScrollPos, aScrollSize);
+        aInnerSize.AdjustWidth( -nScrollBarWidth );
+    }
+
+    if (m_pHScroll->IsVisible())
+    {
+        Point aScrollPos(m_nBorderWidth, rAllocation.Height() - nScrollBarHeight);
+        Size aScrollSize(rAllocation.Width() - 2 * m_nBorderWidth, nScrollBarHeight);
+        if (bBothVisible)
+            aScrollSize.AdjustWidth(-nScrollBarWidth);
+        setLayoutAllocation(*m_pHScroll, aScrollPos, aScrollSize);
+        aInnerSize.AdjustHeight( -nScrollBarHeight );
+    }
+
+    if (bBothVisible)
+    {
+        Point aBoxPos(aInnerSize.Width() + m_nBorderWidth, aInnerSize.Height() + m_nBorderWidth);
+        m_aScrollBarBox->SetPosSizePixel(aBoxPos, Size(nScrollBarWidth, nScrollBarHeight));
+        m_aScrollBarBox->Show();
+    }
+    else
+    {
+        m_aScrollBarBox->Hide();
+    }
+
+    if (pChild && pChild->IsVisible())
+    {
+        assert(dynamic_cast<VclViewport*>(pChild) && "scrolledwindow child should be a Viewport");
+
+        WinBits nOldBits = (GetStyle() & (WB_AUTOVSCROLL | WB_VSCROLL | WB_AUTOHSCROLL | WB_HSCROLL));
+
+        setLayoutAllocation(*pChild, Point(m_nBorderWidth, m_nBorderWidth), aInnerSize);
+
+        // tdf#128758 if the layout allocation triggered some callback that
+        // immediately invalidates the layout by adding scrollbars then
+        // normally this would simply retrigger layout and another toplevel
+        // attempt is made later. But the initial layout attempt blocks
+        // relayouts, so just make another single effort here.
+        WinBits nNewBits = (GetStyle() & (WB_AUTOVSCROLL | WB_VSCROLL | WB_AUTOHSCROLL | WB_HSCROLL));
+        if (nOldBits != nNewBits && bRetryOnFailure)
+        {
+            doSetAllocation(rAllocation, false);
+            return;
+        }
+    }
+
+    if (!m_bUserManagedScrolling)
+        InitScrollBars(aChildReq);
+}
+
+void VclScrolledWindow::setAllocation(const Size &rAllocation)
+{
+    doSetAllocation(rAllocation, true);
+}
+
+Size VclScrolledWindow::getVisibleChildSize() const
+{
+    Size aRet(GetSizePixel());
+    if (m_pVScroll->IsVisible())
+        aRet.AdjustWidth( -(m_pVScroll->GetSizePixel().Width()) );
+    if (m_pHScroll->IsVisible())
+        aRet.AdjustHeight( -(m_pHScroll->GetSizePixel().Height()) );
+    aRet.AdjustHeight(-2 * m_nBorderWidth);
+    aRet.AdjustWidth(-2 * m_nBorderWidth);
+    return aRet;
+}
+
+bool VclScrolledWindow::set_property(const OString &rKey, const OUString &rValue)
+{
+    if (rKey == "shadow-type" || rKey == "name")
+    {
+        if (rKey == "shadow-type")
+        {
+            // despite the style names, this looks like the best mapping
+            if (rValue == "in")
+                m_eDrawFrameStyle = DrawFrameStyle::Out;
+            else if (rValue == "out")
+                m_eDrawFrameStyle = DrawFrameStyle::In;
+            else if (rValue == "etched-in")
+                m_eDrawFrameStyle = DrawFrameStyle::DoubleOut;
+            else if (rValue == "etched-out")
+                m_eDrawFrameStyle = DrawFrameStyle::DoubleIn;
+            else if (rValue == "none")
+                m_eDrawFrameStyle = DrawFrameStyle::NONE;
+        }
+        else if (rKey == "name")
+        {
+            m_eDrawFrameFlags = DrawFrameFlags::WindowBorder;
+            if (rValue == "monoborder")
+                m_eDrawFrameFlags |= DrawFrameFlags::Mono;
+        }
+
+        auto nBorderWidth = CalcBorderWidth();
+        if (m_nBorderWidth != nBorderWidth)
+        {
+            m_nBorderWidth = nBorderWidth;
+            queue_resize();
+        }
+
+        return true;
+    }
+
+    bool bRet = VclBin::set_property(rKey, rValue);
+    m_pVScroll->Show((GetStyle() & WB_VSCROLL) != 0);
+    m_pHScroll->Show((GetStyle() & WB_HSCROLL) != 0);
+    return bRet;
+}
+
+bool VclScrolledWindow::EventNotify(NotifyEvent& rNEvt)
+{
+    bool bDone = false;
+    if ( rNEvt.GetType() == MouseNotifyEvent::COMMAND )
+    {
+        const CommandEvent& rCEvt = *rNEvt.GetCommandEvent();
+        if ( rCEvt.GetCommand() == CommandEventId::Wheel )
+        {
+            const CommandWheelData* pData = rCEvt.GetWheelData();
+            if( !pData->GetModifier() && ( pData->GetMode() == CommandWheelMode::SCROLL ) )
+            {
+                // tdf#140537 only handle scroll commands in the valid shown scrollbars
+                bDone = HandleScrollCommand(rCEvt,
+                                            m_pHScroll->IsVisible() ? m_pHScroll : nullptr,
+                                            m_pVScroll->IsVisible() ? m_pVScroll : nullptr);
+            }
+        }
+    }
+
+    return bDone || VclBin::EventNotify( rNEvt );
+}
+
+void VclScrolledWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
+{
+    VclBin::Paint(rRenderContext, rRect);
+    if (m_eDrawFrameStyle == DrawFrameStyle::NONE)
+        return;
+    const tools::Rectangle aRect(tools::Rectangle(Point(0,0), GetSizePixel()));
+    DecorationView aDecoView(&rRenderContext);
+    const tools::Rectangle aContentRect = aDecoView.DrawFrame(aRect, m_eDrawFrameStyle, m_eDrawFrameFlags);
+    const auto nBorderWidth = (aRect.GetWidth() - aContentRect.GetWidth()) / 2;
+    SAL_WARN_IF(nBorderWidth > m_nBorderWidth, "vcl.layout", "desired border at paint " <<
+                nBorderWidth << " is larger than expected " << m_nBorderWidth);
+}
+
+void VclViewport::setAllocation(const Size &rAllocation)
+{
+    vcl::Window *pChild = get_child();
+    if (!(pChild && pChild->IsVisible()))
+        return;
+
+    Size aReq(getLayoutRequisition(*pChild));
+    aReq.setWidth( std::max(aReq.Width(), rAllocation.Width()) );
+    aReq.setHeight( std::max(aReq.Height(), rAllocation.Height()) );
+    Point aKeepPos(pChild->GetPosPixel());
+    if (m_bInitialAllocation)
+    {
+        aKeepPos = Point(0, 0);
+        m_bInitialAllocation = false;
+    }
+    setLayoutAllocation(*pChild, aKeepPos, aReq);
+}
+
+const vcl::Window *VclEventBox::get_child() const
+{
+    const WindowImpl* pWindowImpl = ImplGetWindowImpl();
+
+    assert(pWindowImpl->mpFirstChild.get() == m_aEventBoxHelper.get());
+
+    return pWindowImpl->mpFirstChild->GetWindow(GetWindowType::Next);
+}
+
+vcl::Window *VclEventBox::get_child()
+{
+    return const_cast<vcl::Window*>(const_cast<const VclEventBox*>(this)->get_child());
+}
+
+void VclEventBox::setAllocation(const Size& rAllocation)
+{
+    Point aChildPos(0, 0);
+    for (vcl::Window *pChild = GetWindow(GetWindowType::FirstChild); pChild; pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        if (!pChild->IsVisible())
+            continue;
+        setLayoutAllocation(*pChild, aChildPos, rAllocation);
+    }
+}
+
+Size VclEventBox::calculateRequisition() const
+{
+    Size aRet(0, 0);
+
+    for (const vcl::Window* pChild = get_child(); pChild;
+        pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        if (!pChild->IsVisible())
+            continue;
+        Size aChildSize = getLayoutRequisition(*pChild);
+        aRet.setWidth( std::max(aRet.Width(), aChildSize.Width()) );
+        aRet.setHeight( std::max(aRet.Height(), aChildSize.Height()) );
+    }
+
+    return aRet;
+}
+
+void VclEventBox::Command(const CommandEvent&)
+{
+    //discard events by default to block them reaching children
+}
+
+VclEventBox::~VclEventBox()
+{
+    disposeOnce();
+}
+
+void VclEventBox::dispose()
+{
+    m_aEventBoxHelper.disposeAndClear();
+    VclBin::dispose();
+}
+
+void VclSizeGroup::trigger_queue_resize()
+{
+    //sufficient to trigger one widget to trigger all of them
+    if (!m_aWindows.empty())
+    {
+        (*m_aWindows.begin())->queue_resize();
+    }
+}
+
+void VclSizeGroup::set_ignore_hidden(bool bIgnoreHidden)
+{
+    if (bIgnoreHidden != m_bIgnoreHidden)
+    {
+        m_bIgnoreHidden = bIgnoreHidden;
+        trigger_queue_resize();
+    }
+}
+
+void VclSizeGroup::set_mode(VclSizeGroupMode eMode)
+{
+    if (eMode != m_eMode)
+    {
+        m_eMode = eMode;
+        trigger_queue_resize();
+    }
+
+}
+
+void VclSizeGroup::set_property(const OString &rKey, const OUString &rValue)
+{
+    if (rKey == "ignore-hidden")
+        set_ignore_hidden(toBool(rValue));
+    else if (rKey == "mode")
+    {
+        VclSizeGroupMode eMode = VclSizeGroupMode::Horizontal;
+        if (rValue == "none")
+            eMode = VclSizeGroupMode::NONE;
+        else if (rValue == "horizontal")
+            eMode = VclSizeGroupMode::Horizontal;
+        else if (rValue == "vertical")
+            eMode = VclSizeGroupMode::Vertical;
+        else if (rValue == "both")
+            eMode = VclSizeGroupMode::Both;
+        else
+        {
+            SAL_WARN("vcl.layout", "unknown size group mode" << rValue);
+        }
+        set_mode(eMode);
+    }
+    else
+    {
+        SAL_INFO("vcl.layout", "unhandled property: " << rKey);
+    }
+}
+
+void MessageDialog::create_message_area()
+{
+    setDeferredProperties();
+
+    if (m_pGrid)
+        return;
+
+    VclContainer *pContainer = get_content_area();
+    assert(pContainer);
+
+    m_pGrid.set( VclPtr<VclGrid>::Create(pContainer) );
+    m_pGrid->reorderWithinParent(0);
+    m_pGrid->set_column_spacing(12);
+    m_pMessageBox.set(VclPtr<VclVBox>::Create(m_pGrid));
+    m_pMessageBox->set_grid_left_attach(1);
+    m_pMessageBox->set_grid_top_attach(0);
+    m_pMessageBox->set_spacing(GetTextHeight());
+
+    m_pImage = VclPtr<FixedImage>::Create(m_pGrid, WB_CENTER | WB_VCENTER | WB_3DLOOK);
+    switch (m_eMessageType)
+    {
+        case VclMessageType::Info:
+            m_pImage->SetImage(GetStandardInfoBoxImage());
+            break;
+        case VclMessageType::Warning:
+            m_pImage->SetImage(GetStandardWarningBoxImage());
+            break;
+        case VclMessageType::Question:
+            m_pImage->SetImage(GetStandardQueryBoxImage());
+            break;
+        case VclMessageType::Error:
+            m_pImage->SetImage(GetStandardErrorBoxImage());
+            break;
+        case VclMessageType::Other:
+            break;
+    }
+    m_pImage->set_grid_left_attach(0);
+    m_pImage->set_grid_top_attach(0);
+    m_pImage->set_valign(VclAlign::Start);
+    m_pImage->Show(m_eMessageType != VclMessageType::Other);
+
+    WinBits nWinStyle = WB_CLIPCHILDREN | WB_LEFT | WB_VCENTER | WB_NOLABEL | WB_NOTABSTOP;
+
+    bool bHasSecondaryText = !m_sSecondaryString.isEmpty();
+
+    m_pPrimaryMessage = VclPtr<VclMultiLineEdit>::Create(m_pMessageBox, nWinStyle);
+    m_pPrimaryMessage->SetPaintTransparent(true);
+    m_pPrimaryMessage->EnableCursor(false);
+
+    m_pPrimaryMessage->set_hexpand(true);
+    m_pPrimaryMessage->SetText(m_sPrimaryString);
+    m_pPrimaryMessage->Show(!m_sPrimaryString.isEmpty());
+
+    m_pSecondaryMessage = VclPtr<VclMultiLineEdit>::Create(m_pMessageBox, nWinStyle);
+    m_pSecondaryMessage->SetPaintTransparent(true);
+    m_pSecondaryMessage->EnableCursor(false);
+    m_pSecondaryMessage->set_hexpand(true);
+    m_pSecondaryMessage->SetText(m_sSecondaryString);
+    m_pSecondaryMessage->Show(bHasSecondaryText);
+
+    MessageDialog::SetMessagesWidths(this, m_pPrimaryMessage, bHasSecondaryText ? m_pSecondaryMessage.get() : nullptr);
+
+    VclButtonBox *pButtonBox = get_action_area();
+    assert(pButtonBox);
+
+    VclPtr<PushButton> pBtn;
+    short nDefaultResponse = get_default_response();
+    switch (m_eButtonsType)
+    {
+        case VclButtonsType::NONE:
+            break;
+        case VclButtonsType::Ok:
+            pBtn.set( VclPtr<OKButton>::Create(pButtonBox) );
+            pBtn->SetStyle(pBtn->GetStyle() & WB_DEFBUTTON);
+            pBtn->Show();
+            pBtn->set_id("ok");
+            add_button(pBtn, RET_OK, true);
+            nDefaultResponse = RET_OK;
+            break;
+        case VclButtonsType::Close:
+            pBtn.set( VclPtr<CloseButton>::Create(pButtonBox) );
+            pBtn->SetStyle(pBtn->GetStyle() & WB_DEFBUTTON);
+            pBtn->Show();
+            pBtn->set_id("close");
+            add_button(pBtn, RET_CLOSE, true);
+            nDefaultResponse = RET_CLOSE;
+            break;
+        case VclButtonsType::Cancel:
+            pBtn.set( VclPtr<CancelButton>::Create(pButtonBox) );
+            pBtn->SetStyle(pBtn->GetStyle() & WB_DEFBUTTON);
+            pBtn->Show();
+            pBtn->set_id("cancel");
+            add_button(pBtn, RET_CANCEL, true);
+            nDefaultResponse = RET_CANCEL;
+            break;
+        case VclButtonsType::YesNo:
+            pBtn = VclPtr<PushButton>::Create(pButtonBox);
+            pBtn->SetText(GetStandardText(StandardButtonType::Yes));
+            pBtn->Show();
+            pBtn->set_id("yes");
+            add_button(pBtn, RET_YES, true);
+
+            pBtn.set( VclPtr<PushButton>::Create(pButtonBox) );
+            pBtn->SetText(GetStandardText(StandardButtonType::No));
+            pBtn->Show();
+            pBtn->set_id("no");
+            add_button(pBtn, RET_NO, true);
+            nDefaultResponse = RET_NO;
+            break;
+        case VclButtonsType::OkCancel:
+            pBtn.set( VclPtr<OKButton>::Create(pButtonBox) );
+            pBtn->Show();
+            pBtn->set_id("ok");
+            add_button(pBtn, RET_OK, true);
+
+            pBtn.set( VclPtr<CancelButton>::Create(pButtonBox) );
+            pBtn->Show();
+            pBtn->set_id("cancel");
+            add_button(pBtn, RET_CANCEL, true);
+            nDefaultResponse = RET_CANCEL;
+            break;
+    }
+    set_default_response(nDefaultResponse);
+    sort_native_button_order(*pButtonBox);
+    m_pMessageBox->Show();
+    m_pGrid->Show();
+}
+
+void MessageDialog::create_owned_areas()
+{
+#if defined _WIN32
+    set_border_width(3);
+#else
+    set_border_width(12);
+#endif
+    m_pOwnedContentArea.set(VclPtr<VclVBox>::Create(this, false, 24));
+    set_content_area(m_pOwnedContentArea);
+    m_pOwnedContentArea->Show();
+    m_pOwnedActionArea.set( VclPtr<VclHButtonBox>::Create(m_pOwnedContentArea) );
+    set_action_area(m_pOwnedActionArea);
+    m_pOwnedActionArea->Show();
+}
+
+MessageDialog::MessageDialog(vcl::Window* pParent, WinBits nStyle)
+    : Dialog(pParent, nStyle)
+    , m_eButtonsType(VclButtonsType::NONE)
+    , m_eMessageType(VclMessageType::Info)
+    , m_pOwnedContentArea(nullptr)
+    , m_pOwnedActionArea(nullptr)
+    , m_pGrid(nullptr)
+    , m_pMessageBox(nullptr)
+    , m_pImage(nullptr)
+    , m_pPrimaryMessage(nullptr)
+    , m_pSecondaryMessage(nullptr)
+{
+    SetType(WindowType::MESSBOX);
+}
+
+MessageDialog::MessageDialog(vcl::Window* pParent,
+    const OUString &rMessage,
+    VclMessageType eMessageType,
+    VclButtonsType eButtonsType)
+    : Dialog(pParent, WB_MOVEABLE | WB_3DLOOK | WB_CLOSEABLE)
+    , m_eButtonsType(eButtonsType)
+    , m_eMessageType(eMessageType)
+    , m_pGrid(nullptr)
+    , m_pMessageBox(nullptr)
+    , m_pImage(nullptr)
+    , m_pPrimaryMessage(nullptr)
+    , m_pSecondaryMessage(nullptr)
+    , m_sPrimaryString(rMessage)
+{
+    SetType(WindowType::MESSBOX);
+    create_owned_areas();
+    create_message_area();
+
+    switch (m_eMessageType)
+    {
+        case VclMessageType::Info:
+            SetText(GetStandardInfoBoxText());
+            break;
+        case VclMessageType::Warning:
+            SetText(GetStandardWarningBoxText());
+            break;
+        case VclMessageType::Question:
+            SetText(GetStandardQueryBoxText());
+            break;
+        case VclMessageType::Error:
+            SetText(GetStandardErrorBoxText());
+            break;
+        case VclMessageType::Other:
+            SetText(Application::GetDisplayName());
+            break;
+    }
+}
+
+void MessageDialog::dispose()
+{
+    disposeOwnedButtons();
+    m_pPrimaryMessage.disposeAndClear();
+    m_pSecondaryMessage.disposeAndClear();
+    m_pImage.disposeAndClear();
+    m_pMessageBox.disposeAndClear();
+    m_pGrid.disposeAndClear();
+    m_pOwnedActionArea.disposeAndClear();
+    m_pOwnedContentArea.disposeAndClear();
+    Dialog::dispose();
+}
+
+MessageDialog::~MessageDialog()
+{
+    disposeOnce();
+}
+
+void MessageDialog::SetMessagesWidths(vcl::Window const *pParent,
+    VclMultiLineEdit *pPrimaryMessage, VclMultiLineEdit *pSecondaryMessage)
+{
+    if (pSecondaryMessage)
+    {
+        assert(pPrimaryMessage);
+        vcl::Font aFont = pParent->GetSettings().GetStyleSettings().GetLabelFont();
+        aFont.SetFontSize(Size(0, aFont.GetFontSize().Height() * 1.2));
+        aFont.SetWeight(WEIGHT_BOLD);
+        pPrimaryMessage->SetControlFont(aFont);
+        pPrimaryMessage->SetMaxTextWidth(pPrimaryMessage->approximate_char_width() * 44);
+        pSecondaryMessage->SetMaxTextWidth(pSecondaryMessage->approximate_char_width() * 60);
+    }
+    else
+        pPrimaryMessage->SetMaxTextWidth(pPrimaryMessage->approximate_char_width() * 60);
+}
+
+OUString const & MessageDialog::get_primary_text() const
+{
+    const_cast<MessageDialog*>(this)->setDeferredProperties();
+
+    return m_sPrimaryString;
+}
+
+OUString const & MessageDialog::get_secondary_text() const
+{
+    const_cast<MessageDialog*>(this)->setDeferredProperties();
+
+    return m_sSecondaryString;
+}
+
+bool MessageDialog::set_property(const OString &rKey, const OUString &rValue)
+{
+    if (rKey == "text")
+        set_primary_text(rValue);
+    else if (rKey == "secondary-text")
+        set_secondary_text(rValue);
+    else if (rKey == "message-type")
+    {
+        VclMessageType eMode = VclMessageType::Info;
+        if (rValue == "info")
+            eMode = VclMessageType::Info;
+        else if (rValue == "warning")
+            eMode = VclMessageType::Warning;
+        else if (rValue == "question")
+            eMode = VclMessageType::Question;
+        else if (rValue == "error")
+            eMode = VclMessageType::Error;
+        else if (rValue == "other")
+            eMode = VclMessageType::Other;
+        else
+        {
+            SAL_WARN("vcl.layout", "unknown message type mode" << rValue);
+        }
+        m_eMessageType = eMode;
+    }
+    else if (rKey == "buttons")
+    {
+        VclButtonsType eMode = VclButtonsType::NONE;
+        if (rValue == "none")
+            eMode = VclButtonsType::NONE;
+        else if (rValue == "ok")
+            eMode = VclButtonsType::Ok;
+        else if (rValue == "cancel")
+            eMode = VclButtonsType::Cancel;
+        else if (rValue == "close")
+            eMode = VclButtonsType::Close;
+        else if (rValue == "yes-no")
+            eMode = VclButtonsType::YesNo;
+        else if (rValue == "ok-cancel")
+            eMode = VclButtonsType::OkCancel;
+        else
+        {
+            SAL_WARN("vcl.layout", "unknown buttons type mode" << rValue);
+        }
+        m_eButtonsType = eMode;
+    }
+    else
+        return Dialog::set_property(rKey, rValue);
+    return true;
+}
+
+void MessageDialog::set_primary_text(const OUString &rPrimaryString)
+{
+    m_sPrimaryString = rPrimaryString;
+    if (m_pPrimaryMessage)
+    {
+        m_pPrimaryMessage->SetText(m_sPrimaryString);
+        m_pPrimaryMessage->Show(!m_sPrimaryString.isEmpty());
+        MessageDialog::SetMessagesWidths(this, m_pPrimaryMessage, !m_sSecondaryString.isEmpty() ? m_pSecondaryMessage.get() : nullptr);
+    }
+}
+
+void MessageDialog::set_secondary_text(const OUString &rSecondaryString)
+{
+    m_sSecondaryString = rSecondaryString;
+    if (m_pSecondaryMessage)
+    {
+        m_pSecondaryMessage->SetText("\n" + m_sSecondaryString);
+        m_pSecondaryMessage->Show(!m_sSecondaryString.isEmpty());
+        MessageDialog::SetMessagesWidths(this, m_pPrimaryMessage, !m_sSecondaryString.isEmpty() ? m_pSecondaryMessage.get() : nullptr);
+    }
+}
+
+void MessageDialog::StateChanged(StateChangedType nType)
+{
+    Dialog::StateChanged(nType);
+    if (nType == StateChangedType::InitShow)
+    {
+        // MessageBox should be at least as wide as to see the title
+        auto nTitleWidth = CalcTitleWidth();
+        // Extra-Width for Close button
+        nTitleWidth += mpWindowImpl->mnTopBorder;
+        if (get_preferred_size().Width() < nTitleWidth)
+        {
+            set_width_request(nTitleWidth);
+            DoInitialLayout();
+        }
+    }
+}
+
+VclPaned::VclPaned(vcl::Window *pParent, bool bVertical)
+    : VclContainer(pParent, WB_HIDE | WB_CLIPCHILDREN)
+    , m_pSplitter(VclPtr<Splitter>::Create(this, bVertical ? WB_VSCROLL : WB_HSCROLL))
+    , m_nPosition(-1)
+{
+    m_pSplitter->SetBackground(Wallpaper(Application::GetSettings().GetStyleSettings().GetFaceColor()));
+    m_pSplitter->Show();
+}
+
+void VclPaned::dispose()
+{
+    m_pSplitter.disposeAndClear();
+    VclContainer::dispose();
+}
+
+VclVPaned::VclVPaned(vcl::Window *pParent)
+    : VclPaned(pParent, true)
+{
+    m_pSplitter->SetSplitHdl(LINK(this, VclVPaned, SplitHdl));
+}
+
+IMPL_LINK(VclVPaned, SplitHdl, Splitter*, pSplitter, void)
+{
+    tools::Long nSize = pSplitter->GetSplitPosPixel();
+    Size aSplitterSize(m_pSplitter->GetSizePixel());
+    Size aAllocation(GetSizePixel());
+    arrange(aAllocation, nSize, aAllocation.Height() - nSize - aSplitterSize.Height());
+}
+
+void VclVPaned::arrange(const Size& rAllocation, tools::Long nFirstHeight, tools::Long nSecondHeight)
+{
+    Size aSplitterSize(rAllocation.Width(), getLayoutRequisition(*m_pSplitter).Height());
+    Size aFirstChildSize(rAllocation.Width(), nFirstHeight);
+    Size aSecondChildSize(rAllocation.Width(), nSecondHeight);
+    int nElement = 0;
+    for (vcl::Window* pChild = GetWindow(GetWindowType::FirstChild); pChild;
+        pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        if (!pChild->IsVisible())
+            continue;
+        if (nElement == 0)
+        {
+            Point aSplitterPos(0, aFirstChildSize.Height());
+            setLayoutAllocation(*m_pSplitter, aSplitterPos, aSplitterSize);
+            m_nPosition = aSplitterPos.Y() + aSplitterSize.Height() / 2;
+        }
+        else if (nElement == 1)
+        {
+            Point aChildPos(0, 0);
+            setLayoutAllocation(*pChild, aChildPos, aFirstChildSize);
+        }
+        else if (nElement == 2)
+        {
+            Point aChildPos(0, aFirstChildSize.Height() + aSplitterSize.Height());
+            setLayoutAllocation(*pChild, aChildPos, aSecondChildSize);
+        }
+        ++nElement;
+    }
+}
+
+void VclVPaned::set_position(tools::Long nPosition)
+{
+    VclPaned::set_position(nPosition);
+
+    Size aAllocation(GetSizePixel());
+    Size aSplitterSize(m_pSplitter->GetSizePixel());
+
+    nPosition -= aSplitterSize.Height() / 2;
+
+    arrange(aAllocation, nPosition, aAllocation.Height() - nPosition - aSplitterSize.Height());
+}
+
+void VclVPaned::setAllocation(const Size& rAllocation)
+{
+    //supporting "shrink" could be done by adjusting the allowed drag rectangle
+    m_pSplitter->SetDragRectPixel(tools::Rectangle(Point(0, 0), rAllocation));
+    Size aSplitterSize(rAllocation.Width(), getLayoutRequisition(*m_pSplitter).Height());
+    const tools::Long nHeight = rAllocation.Height() - aSplitterSize.Height();
+
+    tools::Long nFirstHeight = 0;
+    tools::Long nSecondHeight = 0;
+    bool bFirstCanResize = true;
+    bool bSecondCanResize = true;
+    const bool bInitialAllocation = get_position() < 0;
+    int nElement = 0;
+    for (const vcl::Window* pChild = GetWindow(GetWindowType::FirstChild); pChild;
+        pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        if (!pChild->IsVisible())
+            continue;
+        if (nElement == 1)
+        {
+            if (bInitialAllocation)
+                nFirstHeight = getLayoutRequisition(*pChild).Height();
+            else
+                nFirstHeight = pChild->GetSizePixel().Height() + pChild->get_margin_top() + pChild->get_margin_bottom();
+            bFirstCanResize = pChild->get_expand();
+        }
+        else if (nElement == 2)
+        {
+            if (bInitialAllocation)
+                nSecondHeight = getLayoutRequisition(*pChild).Height();
+            else
+                nSecondHeight = pChild->GetSizePixel().Height() + pChild->get_margin_top() + pChild->get_margin_bottom();
+            bSecondCanResize = pChild->get_expand();
+        }
+        ++nElement;
+    }
+    tools::Long nHeightRequest = nFirstHeight + nSecondHeight;
+    tools::Long nHeightDiff = nHeight - nHeightRequest;
+    if (bFirstCanResize == bSecondCanResize)
+        nFirstHeight += nHeightDiff/2;
+    else if (bFirstCanResize)
+        nFirstHeight += nHeightDiff;
+    arrange(rAllocation, nFirstHeight, rAllocation.Height() - nFirstHeight - aSplitterSize.Height());
+}
+
+Size VclVPaned::calculateRequisition() const
+{
+    Size aRet(0, 0);
+
+    for (const vcl::Window* pChild = GetWindow(GetWindowType::FirstChild); pChild;
+        pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        if (!pChild->IsVisible())
+            continue;
+        Size aChildSize = getLayoutRequisition(*pChild);
+        aRet.setWidth( std::max(aRet.Width(), aChildSize.Width()) );
+        aRet.AdjustHeight(aChildSize.Height() );
+    }
+
+    return aRet;
+}
+
+VclHPaned::VclHPaned(vcl::Window *pParent)
+    : VclPaned(pParent, false)
+{
+    m_pSplitter->SetSplitHdl(LINK(this, VclHPaned, SplitHdl));
+}
+
+IMPL_LINK(VclHPaned, SplitHdl, Splitter*, pSplitter, void)
+{
+    tools::Long nSize = pSplitter->GetSplitPosPixel();
+    Size aSplitterSize(m_pSplitter->GetSizePixel());
+    Size aAllocation(GetSizePixel());
+    arrange(aAllocation, nSize, aAllocation.Width() - nSize - aSplitterSize.Width());
+}
+
+void VclHPaned::arrange(const Size& rAllocation, tools::Long nFirstWidth, tools::Long nSecondWidth)
+{
+    Size aSplitterSize(getLayoutRequisition(*m_pSplitter).Width(), rAllocation.Height());
+    Size aFirstChildSize(nFirstWidth, rAllocation.Height());
+    Size aSecondChildSize(nSecondWidth, rAllocation.Height());
+    int nElement = 0;
+    for (vcl::Window* pChild = GetWindow(GetWindowType::FirstChild); pChild;
+        pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        if (!pChild->IsVisible())
+            continue;
+        if (nElement == 0)
+        {
+            Point aSplitterPos(aFirstChildSize.Width(), 0);
+            setLayoutAllocation(*m_pSplitter, aSplitterPos, aSplitterSize);
+            m_nPosition = aSplitterPos.X() + aSplitterSize.Width() / 2;
+        }
+        else if (nElement == 1)
+        {
+            Point aChildPos(0, 0);
+            setLayoutAllocation(*pChild, aChildPos, aFirstChildSize);
+        }
+        else if (nElement == 2)
+        {
+            Point aChildPos(aFirstChildSize.Width() + aSplitterSize.Width(), 0);
+            setLayoutAllocation(*pChild, aChildPos, aSecondChildSize);
+        }
+        ++nElement;
+    }
+}
+
+void VclHPaned::set_position(tools::Long nPosition)
+{
+    VclPaned::set_position(nPosition);
+
+    Size aAllocation(GetSizePixel());
+    Size aSplitterSize(m_pSplitter->GetSizePixel());
+
+    nPosition -= aSplitterSize.Width() / 2;
+
+    arrange(aAllocation, nPosition, aAllocation.Width() - nPosition - aSplitterSize.Width());
+}
+
+void VclHPaned::setAllocation(const Size& rAllocation)
+{
+    //supporting "shrink" could be done by adjusting the allowed drag rectangle
+    m_pSplitter->SetDragRectPixel(tools::Rectangle(Point(0, 0), rAllocation));
+    Size aSplitterSize(getLayoutRequisition(*m_pSplitter).Width(), rAllocation.Height());
+    const tools::Long nWidth = rAllocation.Width() - aSplitterSize.Width();
+
+    tools::Long nFirstWidth = 0;
+    tools::Long nSecondWidth = 0;
+    bool bFirstCanResize = true;
+    bool bSecondCanResize = true;
+    const bool bInitialAllocation = get_position() < 0;
+    int nElement = 0;
+    for (const vcl::Window* pChild = GetWindow(GetWindowType::FirstChild); pChild;
+        pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        if (!pChild->IsVisible())
+            continue;
+        if (nElement == 1)
+        {
+            if (bInitialAllocation)
+                nFirstWidth = getLayoutRequisition(*pChild).Width();
+            else
+                nFirstWidth = pChild->GetSizePixel().Width() + pChild->get_margin_start() + pChild->get_margin_end();
+            bFirstCanResize = pChild->get_expand();
+        }
+        else if (nElement == 2)
+        {
+            if (bInitialAllocation)
+                nSecondWidth = getLayoutRequisition(*pChild).Width();
+            else
+                nSecondWidth = pChild->GetSizePixel().Width() + pChild->get_margin_start() + pChild->get_margin_end();
+            bSecondCanResize = pChild->get_expand();
+        }
+        ++nElement;
+    }
+    tools::Long nWidthRequest = nFirstWidth + nSecondWidth;
+    tools::Long nWidthDiff = nWidth - nWidthRequest;
+    if (bFirstCanResize == bSecondCanResize)
+        nFirstWidth += nWidthDiff/2;
+    else if (bFirstCanResize)
+        nFirstWidth += nWidthDiff;
+    arrange(rAllocation, nFirstWidth, rAllocation.Width() - nFirstWidth - aSplitterSize.Width());
+}
+
+Size VclHPaned::calculateRequisition() const
+{
+    Size aRet(0, 0);
+
+    for (const vcl::Window* pChild = GetWindow(GetWindowType::FirstChild); pChild;
+        pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        if (!pChild->IsVisible())
+            continue;
+        Size aChildSize = getLayoutRequisition(*pChild);
+        aRet.setHeight( std::max(aRet.Height(), aChildSize.Height()) );
+        aRet.AdjustWidth(aChildSize.Width() );
+    }
+
+    return aRet;
+}
+
+Size getLegacyBestSizeForChildren(const vcl::Window &rWindow)
+{
+    tools::Rectangle aBounds;
+
+    for (const vcl::Window* pChild = rWindow.GetWindow(GetWindowType::FirstChild); pChild;
+        pChild = pChild->GetWindow(GetWindowType::Next))
+    {
+        if (!pChild->IsVisible())
+            continue;
+
+        tools::Rectangle aChildBounds(pChild->GetPosPixel(), pChild->GetSizePixel());
+        aBounds.Union(aChildBounds);
+    }
+
+    if (aBounds.IsEmpty())
+        return rWindow.GetSizePixel();
+
+    Size aRet(aBounds.GetSize());
+    Point aTopLeft(aBounds.TopLeft());
+    aRet.AdjustWidth(aTopLeft.X()*2 );
+    aRet.AdjustHeight(aTopLeft.Y()*2 );
+
+    return aRet;
+}
+
+vcl::Window* getNonLayoutParent(vcl::Window *pWindow)
+{
+    while (pWindow)
+    {
+        pWindow = pWindow->GetParent();
+        if (!pWindow || !isContainerWindow(*pWindow))
+            break;
+    }
+    return pWindow;
+}
+
+bool isVisibleInLayout(const vcl::Window *pWindow)
+{
+    bool bVisible = true;
+    while (bVisible)
+    {
+        bVisible = pWindow->IsVisible();
+        pWindow = pWindow->GetParent();
+        if (!pWindow || !isContainerWindow(*pWindow))
+            break;
+    }
+    return bVisible;
+}
+
+bool isEnabledInLayout(const vcl::Window *pWindow)
+{
+    bool bEnabled = true;
+    while (bEnabled)
+    {
+        bEnabled = pWindow->IsEnabled();
+        pWindow = pWindow->GetParent();
+        if (!pWindow || !isContainerWindow(*pWindow))
+            break;
+    }
+    return bEnabled;
+}
+
+bool isLayoutEnabled(const vcl::Window *pWindow)
+{
+    //Child is a container => we're layout enabled
+    const vcl::Window *pChild = pWindow ? pWindow->GetWindow(GetWindowType::FirstChild) : nullptr;
+    return pChild && isContainerWindow(*pChild) && !pChild->GetWindow(GetWindowType::Next);
+}
+
+void VclDrawingArea::RequestHelp(const HelpEvent& rHelpEvent)
+{
+    if (!(rHelpEvent.GetMode() & (HelpEventMode::QUICK | HelpEventMode::BALLOON)))
+        return;
+
+    Point aPos(ScreenToOutputPixel(rHelpEvent.GetMousePosPixel()));
+    tools::Rectangle aHelpArea(aPos.X(), aPos.Y());
+    OUString sHelpTip = m_aQueryTooltipHdl.Call(aHelpArea);
+    if (sHelpTip.isEmpty())
+        return;
+    Point aPt = OutputToScreenPixel(aHelpArea.TopLeft());
+    aHelpArea.SetLeft(aPt.X());
+    aHelpArea.SetTop(aPt.Y());
+    aPt = OutputToScreenPixel(aHelpArea.BottomRight());
+    aHelpArea.SetRight(aPt.X());
+    aHelpArea.SetBottom(aPt.Y());
+    // tdf#125369 recover newline support of tdf#101779
+    QuickHelpFlags eHelpWinStyle = sHelpTip.indexOf('\n') != -1 ? QuickHelpFlags::TipStyleBalloon : QuickHelpFlags::NONE;
+    Help::ShowQuickHelp(this, aHelpArea, sHelpTip, eHelpWinStyle);
+}
+
+void VclDrawingArea::StartDrag(sal_Int8, const Point&)
+{
+    if (m_aStartDragHdl.Call(this))
+        return;
+
+    rtl::Reference<TransferDataContainer> xContainer = m_xTransferHelper;
+    if (!m_xTransferHelper.is())
+        return;
+
+    xContainer->StartDrag(this, m_nDragAction);
+}
+
+OUString VclDrawingArea::GetSurroundingText() const
+{
+    if (!m_aGetSurroundingHdl.IsSet())
+        return Control::GetSurroundingText();
+    OUString sSurroundingText;
+    m_aGetSurroundingHdl.Call(sSurroundingText);
+    return sSurroundingText;
+}
+
+Selection VclDrawingArea::GetSurroundingTextSelection() const
+{
+    if (!m_aGetSurroundingHdl.IsSet())
+        return Control::GetSurroundingTextSelection();
+    OUString sSurroundingText;
+    int nCursor = m_aGetSurroundingHdl.Call(sSurroundingText);
+    return Selection(nCursor, nCursor);
+}
+
+bool VclDrawingArea::DeleteSurroundingText(const Selection& rSelection)
+{
+    if (!m_aDeleteSurroundingHdl.IsSet())
+        return Control::DeleteSurroundingText(rSelection);
+    return m_aDeleteSurroundingHdl.Call(rSelection);
+}
+
+VclHPaned::~VclHPaned()
+{
+}
+
+VclVPaned::~VclVPaned()
+{
+}
+
+VclPaned::~VclPaned()
+{
+    disposeOnce();
+}
+
+VclScrolledWindow::~VclScrolledWindow()
+{
+    disposeOnce();
+}
+
+void VclDrawingArea::DumpAsPropertyTree(tools::JsonWriter& rJsonWriter)
+{
+    Control::DumpAsPropertyTree(rJsonWriter);
+    rJsonWriter.put("type", "drawingarea");
+
+    ScopedVclPtrInstance<VirtualDevice> pDevice;
+    pDevice->SetOutputSize( GetSizePixel() );
+    tools::Rectangle aRect(Point(0,0), GetSizePixel());
+    Paint(*pDevice, aRect);
+    BitmapEx aImage = pDevice->GetBitmapEx( Point(0,0), GetSizePixel() );
+    SvMemoryStream aOStm(65535, 65535);
+    if(GraphicConverter::Export(aOStm, aImage, ConvertDataFormat::PNG) == ERRCODE_NONE)
+    {
+        css::uno::Sequence<sal_Int8> aSeq( static_cast<sal_Int8 const *>(aOStm.GetData()), aOStm.Tell());
+        OUStringBuffer aBuffer("data:image/png;base64,");
+        ::comphelper::Base64::encode(aBuffer, aSeq);
+        rJsonWriter.put("image", aBuffer.makeStringAndClear());
+    }
+    rJsonWriter.put("text", GetQuickHelpText());
+}
+
+FactoryFunction VclDrawingArea::GetUITestFactory() const
+{
+    if (m_pFactoryFunction)
+        return m_pFactoryFunction;
+    return DrawingAreaUIObject::create;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/legacyaccessibility.cxx b/vcl/source/window/legacyaccessibility.cxx
new file mode 100644
index 000000000..346e1fdc8
--- /dev/null
+++ b/vcl/source/window/legacyaccessibility.cxx
@@ -0,0 +1,241 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+#include <window.h>
+
+#include "dlgctrl.hxx"
+
+using namespace ::com::sun::star;
+
+
+static vcl::Window* ImplGetLabelFor( vcl::Window* pFrameWindow, WindowType nMyType, vcl::Window* pLabel, sal_Unicode nAccel )
+{
+    vcl::Window* pWindow = nullptr;
+
+    if( nMyType == WindowType::FIXEDTEXT     ||
+        nMyType == WindowType::FIXEDLINE     ||
+        nMyType == WindowType::GROUPBOX )
+    {
+        // #i100833# MT 2010/02: Group box and fixed lines can also label a fixed text.
+        // See tools/options/print for example.
+        bool bThisIsAGroupControl = (nMyType == WindowType::GROUPBOX) || (nMyType == WindowType::FIXEDLINE);
+        // get index, form start and form end
+        sal_uInt16 nIndex=0, nFormStart=0, nFormEnd=0;
+        ::ImplFindDlgCtrlWindow( pFrameWindow,
+                                           pLabel,
+                                           nIndex,
+                                           nFormStart,
+                                           nFormEnd );
+        if( nAccel )
+        {
+            // find the accelerated window
+            pWindow = ::ImplFindAccelWindow( pFrameWindow,
+                                             nIndex,
+                                             nAccel,
+                                             nFormStart,
+                                             nFormEnd,
+                                             false );
+        }
+        else
+        {
+            // find the next control; if that is a fixed text
+            // fixed line or group box, then return NULL
+            while( nIndex < nFormEnd )
+            {
+                nIndex++;
+                vcl::Window* pSWindow = ::ImplGetChildWindow( pFrameWindow,
+                                                 nIndex,
+                                                 nIndex,
+                                                 false );
+                if( pSWindow && isVisibleInLayout(pSWindow) && ! (pSWindow->GetStyle() & WB_NOLABEL) )
+                {
+                    WindowType nType = pSWindow->GetType();
+                    if( nType != WindowType::FIXEDTEXT   &&
+                        nType != WindowType::FIXEDLINE   &&
+                        nType != WindowType::GROUPBOX )
+                    {
+                        pWindow = pSWindow;
+                    }
+                    else if( bThisIsAGroupControl && ( nType == WindowType::FIXEDTEXT ) )
+                    {
+                        pWindow = pSWindow;
+                    }
+                    break;
+                }
+            }
+        }
+    }
+
+    return pWindow;
+}
+
+namespace vcl {
+
+Window* Window::getLegacyNonLayoutAccessibleRelationLabelFor() const
+{
+    Window* pFrameWindow = ImplGetFrameWindow();
+
+    WinBits nFrameStyle = pFrameWindow->GetStyle();
+    if( ! ( nFrameStyle & WB_DIALOGCONTROL )
+        || ( nFrameStyle & WB_NODIALOGCONTROL )
+        )
+        return nullptr;
+
+    sal_Unicode nAccel = getAccel( GetText() );
+
+    Window* pWindow = ImplGetLabelFor( pFrameWindow, GetType(), const_cast<Window*>(this), nAccel );
+    if( ! pWindow && mpWindowImpl->mpRealParent )
+        pWindow = ImplGetLabelFor( mpWindowImpl->mpRealParent, GetType(), const_cast<Window*>(this), nAccel );
+    return pWindow;
+}
+
+static Window* ImplGetLabeledBy( Window* pFrameWindow, WindowType nMyType, Window* pLabeled )
+{
+    Window* pWindow = nullptr;
+    if ( (nMyType != WindowType::GROUPBOX) && (nMyType != WindowType::FIXEDLINE) )
+    {
+        // search for a control that labels this window
+        // a label is considered the last fixed text, fixed line or group box
+        // that comes before this control; with the exception of push buttons
+        // which are labeled only if the fixed text, fixed line or group box
+        // is directly before the control
+
+        // get form start and form end and index of this control
+        sal_uInt16 nIndex, nFormStart, nFormEnd;
+        Window* pSWindow = ::ImplFindDlgCtrlWindow( pFrameWindow,
+                                                    pLabeled,
+                                                    nIndex,
+                                                    nFormStart,
+                                                    nFormEnd );
+        if( pSWindow && nIndex != nFormStart )
+        {
+            if( nMyType == WindowType::PUSHBUTTON        ||
+                nMyType == WindowType::HELPBUTTON        ||
+                nMyType == WindowType::OKBUTTON      ||
+                nMyType == WindowType::CANCELBUTTON )
+            {
+                nFormStart = nIndex-1;
+            }
+            for( sal_uInt16 nSearchIndex = nIndex-1; nSearchIndex >= nFormStart; nSearchIndex-- )
+            {
+                sal_uInt16 nFoundIndex = 0;
+                pSWindow = ::ImplGetChildWindow( pFrameWindow,
+                                                 nSearchIndex,
+                                                 nFoundIndex,
+                                                 false );
+                if( pSWindow && isVisibleInLayout(pSWindow) && !(pSWindow->GetStyle() & WB_NOLABEL) )
+                {
+                    WindowType nType = pSWindow->GetType();
+                    if ( nType == WindowType::FIXEDTEXT ||
+                         nType == WindowType::FIXEDLINE ||
+                         nType == WindowType::GROUPBOX )
+                    {
+                        // a fixed text can't be labelled by a fixed text.
+                        if ( ( nMyType != WindowType::FIXEDTEXT ) || ( nType != WindowType::FIXEDTEXT ) )
+                            pWindow = pSWindow;
+                        break;
+                    }
+                }
+                if( nFoundIndex > nSearchIndex || nSearchIndex == 0 )
+                    break;
+            }
+        }
+    }
+    return pWindow;
+}
+
+Window* Window::getLegacyNonLayoutAccessibleRelationLabeledBy() const
+{
+    Window* pFrameWindow = ImplGetFrameWindow();
+
+    // #i62723#, #104191# checkboxes and radiobuttons are not supposed to have labels
+    if( GetType() == WindowType::CHECKBOX || GetType() == WindowType::RADIOBUTTON )
+        return nullptr;
+
+//    if( ! ( GetType() == WindowType::FIXEDTEXT     ||
+//            GetType() == WindowType::FIXEDLINE     ||
+//            GetType() == WindowType::GROUPBOX ) )
+    // #i100833# MT 2010/02: Group box and fixed lines can also label a fixed text.
+    // See tools/options/print for example.
+
+    Window* pWindow = ImplGetLabeledBy( pFrameWindow, GetType(), const_cast<Window*>(this) );
+    if( ! pWindow && mpWindowImpl->mpRealParent )
+        pWindow = ImplGetLabeledBy( mpWindowImpl->mpRealParent, GetType(), const_cast<Window*>(this) );
+
+    return pWindow;
+}
+
+Window* Window::getLegacyNonLayoutAccessibleRelationMemberOf() const
+{
+    Window* pWindow = nullptr;
+    Window* pFrameWindow = GetParent();
+    if ( !pFrameWindow )
+    {
+        pFrameWindow = ImplGetFrameWindow();
+    }
+    // if( ! ( GetType() == WindowType::FIXEDTEXT        ||
+    if( GetType() != WindowType::FIXEDLINE && GetType() != WindowType::GROUPBOX )
+    {
+        // search for a control that makes member of this window
+        // it is considered the last fixed line or group box
+        // that comes before this control; with the exception of push buttons
+        // which are labeled only if the fixed line or group box
+        // is directly before the control
+        // get form start and form end and index of this control
+        sal_uInt16 nIndex, nFormStart, nFormEnd;
+        Window* pSWindow = ::ImplFindDlgCtrlWindow( pFrameWindow,
+            const_cast<Window*>(this),
+            nIndex,
+            nFormStart,
+            nFormEnd );
+        if( pSWindow && nIndex != nFormStart )
+        {
+            if( GetType() == WindowType::PUSHBUTTON      ||
+                GetType() == WindowType::HELPBUTTON      ||
+                GetType() == WindowType::OKBUTTON        ||
+                GetType() == WindowType::CANCELBUTTON )
+            {
+                nFormStart = nIndex-1;
+            }
+            for( sal_uInt16 nSearchIndex = nIndex-1; nSearchIndex >= nFormStart; nSearchIndex-- )
+            {
+                sal_uInt16 nFoundIndex = 0;
+                pSWindow = ::ImplGetChildWindow( pFrameWindow,
+                    nSearchIndex,
+                    nFoundIndex,
+                    false );
+                if( pSWindow && pSWindow->IsVisible() &&
+                    ( pSWindow->GetType() == WindowType::FIXEDLINE   ||
+                    pSWindow->GetType() == WindowType::GROUPBOX ) )
+                {
+                    pWindow = pSWindow;
+                    break;
+                }
+                if( nFoundIndex > nSearchIndex || nSearchIndex == 0 )
+                    break;
+            }
+        }
+    }
+    return pWindow;
+}
+
+} /* namespace vcl */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/menu.cxx b/vcl/source/window/menu.cxx
new file mode 100644
index 000000000..89bd56720
--- /dev/null
+++ b/vcl/source/window/menu.cxx
@@ -0,0 +1,3077 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <tools/diagnose_ex.h>
+#include <sal/log.hxx>
+
+#include <comphelper/lok.hxx>
+#include <vcl/dialoghelper.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/mnemonic.hxx>
+#include <vcl/image.hxx>
+#include <vcl/event.hxx>
+#include <vcl/help.hxx>
+#include <vcl/toolkit/floatwin.hxx>
+#include <vcl/decoview.hxx>
+#include <vcl/menu.hxx>
+#include <vcl/taskpanelist.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/commandinfoprovider.hxx>
+
+#include <salinst.hxx>
+#include <svdata.hxx>
+#include <strings.hrc>
+#include <window.h>
+#include <salmenu.hxx>
+#include <salframe.hxx>
+
+#include "menubarwindow.hxx"
+#include "menufloatingwindow.hxx"
+#include "menuitemlist.hxx"
+
+#include <com/sun/star/uno/Reference.h>
+#include <com/sun/star/lang/XComponent.hpp>
+#include <com/sun/star/accessibility/XAccessible.hpp>
+#include <vcl/toolkit/unowrap.hxx>
+#include <rtl/ustrbuf.hxx>
+
+#include <configsettings.hxx>
+
+#include <map>
+#include <string_view>
+#include <vector>
+
+namespace vcl
+{
+
+struct MenuLayoutData : public ControlLayoutData
+{
+    std::vector< sal_uInt16 >               m_aLineItemIds;
+    std::map< sal_uInt16, tools::Rectangle >       m_aVisibleItemBoundRects;
+};
+
+}
+
+using namespace vcl;
+
+#define EXTRAITEMHEIGHT     4
+#define SPACE_AROUND_TITLE  4
+
+static bool ImplAccelDisabled()
+{
+    // display of accelerator strings may be suppressed via configuration
+    static int nAccelDisabled = -1;
+
+    if( nAccelDisabled == -1 )
+    {
+        OUString aStr =
+            vcl::SettingsConfigItem::get()->
+            getValue( "Menu", "SuppressAccelerators" );
+        nAccelDisabled = aStr.equalsIgnoreAsciiCase("true") ? 1 : 0;
+    }
+    return nAccelDisabled == 1;
+}
+
+static void ImplSetMenuItemData( MenuItemData* pData )
+{
+    // convert data
+    if ( !pData->aImage )
+        pData->eType = MenuItemType::STRING;
+    else if ( pData->aText.isEmpty() )
+        pData->eType = MenuItemType::IMAGE;
+    else
+        pData->eType = MenuItemType::STRINGIMAGE;
+}
+
+namespace {
+
+void ImplClosePopupToolBox( const VclPtr<vcl::Window>& pWin )
+{
+    if ( pWin->GetType() == WindowType::TOOLBOX && ImplGetDockingManager()->IsInPopupMode( pWin ) )
+    {
+        SystemWindow* pFloatingWindow = ImplGetDockingManager()->GetFloatingWindow(pWin);
+        if (pFloatingWindow)
+            static_cast<FloatingWindow*>(pFloatingWindow)->EndPopupMode( FloatWinPopupEndFlags::CloseAll );
+    }
+}
+
+// TODO: Move to common code with the same function in toolbox
+// Draw the ">>" - more indicator at the coordinates
+void lclDrawMoreIndicator(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
+{
+    rRenderContext.Push(PushFlags::FILLCOLOR | PushFlags::LINECOLOR);
+    rRenderContext.SetLineColor();
+
+    if (rRenderContext.GetSettings().GetStyleSettings().GetFaceColor().IsDark())
+        rRenderContext.SetFillColor(COL_WHITE);
+    else
+        rRenderContext.SetFillColor(COL_BLACK);
+    float fScaleFactor = rRenderContext.GetDPIScaleFactor();
+
+    int linewidth = 1 * fScaleFactor;
+    int space = 4 * fScaleFactor;
+
+    tools::Long width = 8 * fScaleFactor;
+    tools::Long height = 5 * fScaleFactor;
+
+    //Keep odd b/c drawing code works better
+    if ( height % 2 == 0 )
+        height--;
+
+    tools::Long heightOrig = height;
+
+    tools::Long x = rRect.Left() + (rRect.getWidth() - width)/2 + 1;
+    tools::Long y = rRect.Top() + (rRect.getHeight() - height)/2 + 1;
+    while( height >= 1)
+    {
+        rRenderContext.DrawRect( tools::Rectangle( x, y, x + linewidth, y ) );
+        x += space;
+        rRenderContext.DrawRect( tools::Rectangle( x, y, x + linewidth, y ) );
+        x -= space;
+        y++;
+        if( height <= heightOrig / 2 + 1) x--;
+        else            x++;
+        height--;
+    }
+    rRenderContext.Pop();
+}
+
+} // end anonymous namespace
+
+
+Menu::Menu()
+    : mpFirstDel(nullptr),
+      pItemList(new MenuItemList),
+      pStartedFrom(nullptr),
+      pWindow(nullptr),
+      nTitleHeight(0),
+      nEventId(nullptr),
+      mnHighlightedItemPos(ITEMPOS_INVALID),
+      nMenuFlags(MenuFlags::NONE),
+      nSelectedId(0),
+      nImgOrChkPos(0),
+      nTextPos(0),
+      bCanceled(false),
+      bInCallback(false),
+      bKilled(false)
+{
+}
+
+Menu::~Menu()
+{
+    disposeOnce();
+}
+
+void Menu::dispose()
+{
+    ImplCallEventListeners( VclEventId::ObjectDying, ITEMPOS_INVALID );
+
+    // at the window free the reference to the accessible component
+    // and make sure the MenuFloatingWindow knows about our destruction
+    if ( pWindow )
+    {
+        MenuFloatingWindow* pFloat = static_cast<MenuFloatingWindow*>(pWindow.get());
+        if( pFloat->pMenu.get() == this )
+            pFloat->pMenu.clear();
+        pWindow->SetAccessible( css::uno::Reference< css::accessibility::XAccessible >() );
+    }
+
+    // dispose accessible components
+    if ( mxAccessible.is() )
+    {
+        css::uno::Reference< css::lang::XComponent> xComponent( mxAccessible, css::uno::UNO_QUERY );
+        if ( xComponent.is() )
+            xComponent->dispose();
+    }
+
+    if ( nEventId )
+        Application::RemoveUserEvent( nEventId );
+
+    // Notify deletion of this menu
+    ImplMenuDelData* pDelData = mpFirstDel;
+    while ( pDelData )
+    {
+        pDelData->mpMenu = nullptr;
+        pDelData = pDelData->mpNext;
+    }
+
+    bKilled = true;
+
+    // tdf#140225 when clearing pItemList, keep SalMenu in sync with
+    // their removal during menu teardown
+    for (size_t n = pItemList->size(); n;)
+    {
+        --n;
+        if (mpSalMenu)
+            mpSalMenu->RemoveItem(n);
+        pItemList->Remove(n);
+    }
+
+    assert(!pItemList->size());
+
+    mpLayoutData.reset();
+
+    // Native-support: destroy SalMenu
+    mpSalMenu.reset();
+
+    pStartedFrom.clear();
+    pWindow.clear();
+    VclReferenceBase::dispose();
+}
+
+void Menu::CreateAutoMnemonics()
+{
+    MnemonicGenerator aMnemonicGenerator;
+    size_t n;
+    for ( n = 0; n < pItemList->size(); n++ )
+    {
+        MenuItemData* pData = pItemList->GetDataFromPos( n );
+        if ( ! (pData->nBits & MenuItemBits::NOSELECT ) )
+            aMnemonicGenerator.RegisterMnemonic( pData->aText );
+    }
+    for ( n = 0; n < pItemList->size(); n++ )
+    {
+        MenuItemData* pData = pItemList->GetDataFromPos( n );
+        if ( ! (pData->nBits & MenuItemBits::NOSELECT ) )
+            pData->aText = aMnemonicGenerator.CreateMnemonic( pData->aText );
+    }
+}
+
+void Menu::Activate()
+{
+    bInCallback = true;
+
+    ImplMenuDelData aDelData( this );
+
+    ImplCallEventListeners( VclEventId::MenuActivate, ITEMPOS_INVALID );
+
+    if( !aDelData.isDeleted() )
+    {
+        if ( !aActivateHdl.Call( this ) )
+        {
+            if( !aDelData.isDeleted() )
+            {
+                Menu* pStartMenu = ImplGetStartMenu();
+                if ( pStartMenu && ( pStartMenu != this ) )
+                {
+                    pStartMenu->bInCallback = true;
+                    // MT 11/01: Call EventListener here? I don't know...
+                    pStartMenu->aActivateHdl.Call( this );
+                    pStartMenu->bInCallback = false;
+                }
+            }
+        }
+        bInCallback = false;
+    }
+
+    if (!aDelData.isDeleted() && !(nMenuFlags & MenuFlags::NoAutoMnemonics))
+        CreateAutoMnemonics();
+}
+
+void Menu::Deactivate()
+{
+    for ( size_t n = pItemList->size(); n; )
+    {
+        MenuItemData* pData = pItemList->GetDataFromPos( --n );
+        if ( pData->bIsTemporary )
+        {
+            if ( ImplGetSalMenu() )
+                ImplGetSalMenu()->RemoveItem( n );
+
+            pItemList->Remove( n );
+        }
+    }
+
+    bInCallback = true;
+
+    ImplMenuDelData aDelData( this );
+
+    Menu* pStartMenu = ImplGetStartMenu();
+    ImplCallEventListeners( VclEventId::MenuDeactivate, ITEMPOS_INVALID );
+
+    if( !aDelData.isDeleted() )
+    {
+        if ( !aDeactivateHdl.Call( this ) )
+        {
+            if( !aDelData.isDeleted() )
+            {
+                if ( pStartMenu && ( pStartMenu != this ) )
+                {
+                    pStartMenu->bInCallback = true;
+                    pStartMenu->aDeactivateHdl.Call( this );
+                    pStartMenu->bInCallback = false;
+                }
+            }
+        }
+    }
+
+    if( !aDelData.isDeleted() )
+    {
+        bInCallback = false;
+    }
+}
+
+void Menu::ImplSelect()
+{
+    MenuItemData* pData = GetItemList()->GetData( nSelectedId );
+    if ( pData && (pData->nBits & MenuItemBits::AUTOCHECK) )
+    {
+        bool bChecked = IsItemChecked( nSelectedId );
+        if ( pData->nBits & MenuItemBits::RADIOCHECK )
+        {
+            if ( !bChecked )
+                CheckItem( nSelectedId );
+        }
+        else
+            CheckItem( nSelectedId, !bChecked );
+    }
+
+    // call select
+    ImplSVData* pSVData = ImplGetSVData();
+    pSVData->maAppData.mpActivePopupMenu = nullptr;        // if new execute in select()
+    nEventId = Application::PostUserEvent( LINK( this, Menu, ImplCallSelect ) );
+}
+
+void Menu::Select()
+{
+    ImplMenuDelData aDelData( this );
+
+    ImplCallEventListeners( VclEventId::MenuSelect, GetItemPos( GetCurItemId() ) );
+    if (aDelData.isDeleted())
+        return;
+    if (aSelectHdl.Call(this))
+        return;
+    if (aDelData.isDeleted())
+        return;
+    Menu* pStartMenu = ImplGetStartMenu();
+    if (!pStartMenu || (pStartMenu == this))
+        return;
+    pStartMenu->nSelectedId = nSelectedId;
+    pStartMenu->sSelectedIdent = sSelectedIdent;
+    pStartMenu->aSelectHdl.Call( this );
+}
+
+#if defined(MACOSX)
+void Menu::ImplSelectWithStart( Menu* pSMenu )
+{
+    auto pOldStartedFrom = pStartedFrom;
+    pStartedFrom = pSMenu;
+    auto pOldStartedStarted = pOldStartedFrom ? pOldStartedFrom->pStartedFrom : VclPtr<Menu>();
+    Select();
+    if( pOldStartedFrom )
+        pOldStartedFrom->pStartedFrom = pOldStartedStarted;
+    pStartedFrom = pOldStartedFrom;
+}
+#endif
+
+void Menu::ImplCallEventListeners( VclEventId nEvent, sal_uInt16 nPos )
+{
+    ImplMenuDelData aDelData( this );
+
+    VclMenuEvent aEvent( this, nEvent, nPos );
+
+    // This is needed by atk accessibility bridge
+    if ( nEvent == VclEventId::MenuHighlight )
+    {
+        Application::ImplCallEventListeners( aEvent );
+    }
+
+    if ( !aDelData.isDeleted() )
+    {
+        // Copy the list, because this can be destroyed when calling a Link...
+        std::list<Link<VclMenuEvent&,void>> aCopy( maEventListeners );
+        for ( const auto& rLink : aCopy )
+        {
+            if( std::find(maEventListeners.begin(), maEventListeners.end(), rLink) != maEventListeners.end() )
+                rLink.Call( aEvent );
+        }
+    }
+}
+
+void Menu::AddEventListener( const Link<VclMenuEvent&,void>& rEventListener )
+{
+    maEventListeners.push_back( rEventListener );
+}
+
+void Menu::RemoveEventListener( const Link<VclMenuEvent&,void>& rEventListener )
+{
+    maEventListeners.remove( rEventListener );
+}
+
+MenuItemData* Menu::NbcInsertItem(sal_uInt16 nId, MenuItemBits nBits,
+                                  const OUString& rStr, Menu* pMenu,
+                                  size_t nPos, const OString &rIdent)
+{
+    // put Item in MenuItemList
+    MenuItemData* pData = pItemList->Insert(nId, MenuItemType::STRING,
+                             nBits, rStr, pMenu, nPos, rIdent);
+
+    // update native menu
+    if (ImplGetSalMenu() && pData->pSalMenuItem)
+        ImplGetSalMenu()->InsertItem(pData->pSalMenuItem.get(), nPos);
+
+    return pData;
+}
+
+void Menu::InsertItem(sal_uInt16 nItemId, const OUString& rStr, MenuItemBits nItemBits,
+    const OString &rIdent, sal_uInt16 nPos)
+{
+    SAL_WARN_IF( !nItemId, "vcl", "Menu::InsertItem(): ItemId == 0" );
+    SAL_WARN_IF( GetItemPos( nItemId ) != MENU_ITEM_NOTFOUND, "vcl",
+                "Menu::InsertItem(): ItemId already exists" );
+
+    // if Position > ItemCount, append
+    if ( nPos >= pItemList->size() )
+        nPos = MENU_APPEND;
+
+    // put Item in MenuItemList
+    NbcInsertItem(nItemId, nItemBits, rStr, this, nPos, rIdent);
+
+    vcl::Window* pWin = ImplGetWindow();
+    mpLayoutData.reset();
+    if ( pWin )
+    {
+        ImplCalcSize( pWin );
+        if ( pWin->IsVisible() )
+            pWin->Invalidate();
+    }
+    ImplCallEventListeners( VclEventId::MenuInsertItem, nPos );
+}
+
+void Menu::InsertItem(sal_uInt16 nItemId, const Image& rImage,
+    MenuItemBits nItemBits, const OString &rIdent, sal_uInt16 nPos)
+{
+    InsertItem(nItemId, OUString(), nItemBits, rIdent, nPos);
+    SetItemImage( nItemId, rImage );
+}
+
+void Menu::InsertItem(sal_uInt16 nItemId, const OUString& rStr,
+    const Image& rImage, MenuItemBits nItemBits,
+    const OString &rIdent, sal_uInt16 nPos)
+{
+    InsertItem(nItemId, rStr, nItemBits, rIdent, nPos);
+    SetItemImage( nItemId, rImage );
+}
+
+void Menu::InsertSeparator(const OString &rIdent, sal_uInt16 nPos)
+{
+    // do nothing if it's a menu bar
+    if (IsMenuBar())
+        return;
+
+    // if position > ItemCount, append
+    if ( nPos >= pItemList->size() )
+        nPos = MENU_APPEND;
+
+    // put separator in item list
+    pItemList->InsertSeparator(rIdent, nPos);
+
+    // update native menu
+    size_t itemPos = ( nPos != MENU_APPEND ) ? nPos : pItemList->size() - 1;
+    MenuItemData *pData = pItemList->GetDataFromPos( itemPos );
+    if( ImplGetSalMenu() && pData && pData->pSalMenuItem )
+        ImplGetSalMenu()->InsertItem( pData->pSalMenuItem.get(), nPos );
+
+    mpLayoutData.reset();
+
+    ImplCallEventListeners( VclEventId::MenuInsertItem, nPos );
+}
+
+void Menu::RemoveItem( sal_uInt16 nPos )
+{
+    bool bRemove = false;
+
+    if ( nPos < GetItemCount() )
+    {
+        // update native menu
+        if( ImplGetSalMenu() )
+            ImplGetSalMenu()->RemoveItem( nPos );
+
+        pItemList->Remove( nPos );
+        bRemove = true;
+    }
+
+    vcl::Window* pWin = ImplGetWindow();
+    if ( pWin )
+    {
+        ImplCalcSize( pWin );
+        if ( pWin->IsVisible() )
+            pWin->Invalidate();
+    }
+    mpLayoutData.reset();
+
+    if ( bRemove )
+        ImplCallEventListeners( VclEventId::MenuRemoveItem, nPos );
+}
+
+static void ImplCopyItem( Menu* pThis, const Menu& rMenu, sal_uInt16 nPos, sal_uInt16 nNewPos )
+{
+    MenuItemType eType = rMenu.GetItemType( nPos );
+
+    if ( eType == MenuItemType::DONTKNOW )
+        return;
+
+    if ( eType == MenuItemType::SEPARATOR )
+        pThis->InsertSeparator( OString(), nNewPos );
+    else
+    {
+        sal_uInt16 nId = rMenu.GetItemId( nPos );
+
+        SAL_WARN_IF( pThis->GetItemPos( nId ) != MENU_ITEM_NOTFOUND, "vcl",
+                    "Menu::CopyItem(): ItemId already exists" );
+
+        MenuItemData* pData = rMenu.GetItemList()->GetData( nId );
+
+        if (!pData)
+            return;
+
+        if ( eType == MenuItemType::STRINGIMAGE )
+            pThis->InsertItem( nId, pData->aText, pData->aImage, pData->nBits, pData->sIdent, nNewPos );
+        else if ( eType == MenuItemType::STRING )
+            pThis->InsertItem( nId, pData->aText, pData->nBits, pData->sIdent, nNewPos );
+        else
+            pThis->InsertItem( nId, pData->aImage, pData->nBits, pData->sIdent, nNewPos );
+
+        if ( rMenu.IsItemChecked( nId ) )
+            pThis->CheckItem( nId );
+        if ( !rMenu.IsItemEnabled( nId ) )
+            pThis->EnableItem( nId, false );
+        pThis->SetHelpId( nId, pData->aHelpId );
+        pThis->SetHelpText( nId, pData->aHelpText );
+        pThis->SetAccelKey( nId, pData->aAccelKey );
+        pThis->SetItemCommand( nId, pData->aCommandStr );
+        pThis->SetHelpCommand( nId, pData->aHelpCommandStr );
+
+        PopupMenu* pSubMenu = rMenu.GetPopupMenu( nId );
+        if ( pSubMenu )
+        {
+            // create auto-copy
+            VclPtr<PopupMenu> pNewMenu = VclPtr<PopupMenu>::Create( *pSubMenu );
+            pThis->SetPopupMenu( nId, pNewMenu );
+        }
+    }
+}
+
+void Menu::Clear()
+{
+    for ( sal_uInt16 i = GetItemCount(); i; i-- )
+        RemoveItem( 0 );
+}
+
+sal_uInt16 Menu::GetItemCount() const
+{
+    return static_cast<sal_uInt16>(pItemList->size());
+}
+
+sal_uInt16 Menu::ImplGetVisibleItemCount() const
+{
+    sal_uInt16 nItems = 0;
+    for ( size_t n = pItemList->size(); n; )
+    {
+        if ( ImplIsVisible( --n ) )
+            nItems++;
+    }
+    return nItems;
+}
+
+sal_uInt16 Menu::ImplGetFirstVisible() const
+{
+    for ( size_t n = 0; n < pItemList->size(); n++ )
+    {
+        if ( ImplIsVisible( n ) )
+            return n;
+    }
+    return ITEMPOS_INVALID;
+}
+
+sal_uInt16 Menu::ImplGetPrevVisible( sal_uInt16 nPos ) const
+{
+    for ( size_t n = nPos; n; )
+    {
+        if (ImplIsVisible(--n))
+            return n;
+    }
+    return ITEMPOS_INVALID;
+}
+
+sal_uInt16 Menu::ImplGetNextVisible( sal_uInt16 nPos ) const
+{
+    for ( size_t n = nPos+1; n < pItemList->size(); n++ )
+    {
+        if ( ImplIsVisible( n ) )
+            return n;
+    }
+    return ITEMPOS_INVALID;
+}
+
+sal_uInt16 Menu::GetItemId(sal_uInt16 nPos) const
+{
+    MenuItemData* pData = pItemList->GetDataFromPos( nPos );
+
+    if ( pData )
+        return pData->nId;
+    else
+        return 0;
+}
+
+sal_uInt16 Menu::GetItemId(std::string_view rIdent) const
+{
+    for (size_t n = 0; n < pItemList->size(); ++n)
+    {
+        MenuItemData* pData = pItemList->GetDataFromPos(n);
+        if (pData && pData->sIdent == rIdent)
+            return pData->nId;
+    }
+    return MENU_ITEM_NOTFOUND;
+}
+
+sal_uInt16 Menu::GetItemPos( sal_uInt16 nItemId ) const
+{
+    size_t          nPos;
+    MenuItemData*   pData = pItemList->GetData( nItemId, nPos );
+
+    if ( pData )
+        return static_cast<sal_uInt16>(nPos);
+    else
+        return MENU_ITEM_NOTFOUND;
+}
+
+MenuItemType Menu::GetItemType( sal_uInt16 nPos ) const
+{
+    MenuItemData* pData = pItemList->GetDataFromPos( nPos );
+
+    if ( pData )
+        return pData->eType;
+    else
+        return MenuItemType::DONTKNOW;
+}
+
+OString Menu::GetItemIdent(sal_uInt16 nId) const
+{
+    const MenuItemData* pData = pItemList->GetData(nId);
+    return pData ? pData->sIdent : OString();
+}
+
+void Menu::SetItemBits( sal_uInt16 nItemId, MenuItemBits nBits )
+{
+    size_t        nPos;
+    MenuItemData* pData = pItemList->GetData(nItemId, nPos);
+
+    if (pData && (pData->nBits != nBits))
+    {
+        pData->nBits = nBits;
+
+        // update native menu
+        if (ImplGetSalMenu())
+            ImplGetSalMenu()->SetItemBits(nPos, nBits);
+    }
+}
+
+MenuItemBits Menu::GetItemBits( sal_uInt16 nItemId ) const
+{
+    MenuItemBits nBits = MenuItemBits::NONE;
+    MenuItemData* pData = pItemList->GetData( nItemId );
+    if ( pData )
+        nBits = pData->nBits;
+    return nBits;
+}
+
+void Menu::SetUserValue(sal_uInt16 nItemId, void* nUserValue, MenuUserDataReleaseFunction aFunc)
+{
+    MenuItemData* pData = pItemList->GetData(nItemId);
+    if (pData)
+    {
+        if (pData->aUserValueReleaseFunc)
+            pData->aUserValueReleaseFunc(pData->nUserValue);
+        pData->aUserValueReleaseFunc = aFunc;
+        pData->nUserValue = nUserValue;
+    }
+}
+
+void* Menu::GetUserValue( sal_uInt16 nItemId ) const
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+    return pData ? pData->nUserValue : nullptr;
+}
+
+void Menu::SetPopupMenu( sal_uInt16 nItemId, PopupMenu* pMenu )
+{
+    size_t          nPos;
+    MenuItemData*   pData = pItemList->GetData( nItemId, nPos );
+
+    // Item does not exist -> return NULL
+    if ( !pData )
+        return;
+
+    // same menu, nothing to do
+    if ( static_cast<PopupMenu*>(pData->pSubMenu.get()) == pMenu )
+        return;
+
+    // remove old menu
+    auto oldSubMenu = pData->pSubMenu;
+
+    // data exchange
+    pData->pSubMenu = pMenu;
+
+    // #112023# Make sure pStartedFrom does not point to invalid (old) data
+    if ( pData->pSubMenu )
+        pData->pSubMenu->pStartedFrom = nullptr;
+
+    // set native submenu
+    if( ImplGetSalMenu() && pData->pSalMenuItem )
+    {
+        if( pMenu )
+            ImplGetSalMenu()->SetSubMenu( pData->pSalMenuItem.get(), pMenu->ImplGetSalMenu(), nPos );
+        else
+            ImplGetSalMenu()->SetSubMenu( pData->pSalMenuItem.get(), nullptr, nPos );
+    }
+
+    oldSubMenu.disposeAndClear();
+
+    ImplCallEventListeners( VclEventId::MenuSubmenuChanged, nPos );
+}
+
+PopupMenu* Menu::GetPopupMenu( sal_uInt16 nItemId ) const
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if ( pData )
+        return static_cast<PopupMenu*>(pData->pSubMenu.get());
+    else
+        return nullptr;
+}
+
+void Menu::SetAccelKey( sal_uInt16 nItemId, const KeyCode& rKeyCode )
+{
+    size_t          nPos;
+    MenuItemData*   pData = pItemList->GetData( nItemId, nPos );
+
+    if ( !pData )
+        return;
+
+    if ( pData->aAccelKey == rKeyCode )
+        return;
+
+    pData->aAccelKey = rKeyCode;
+
+    // update native menu
+    if( ImplGetSalMenu() && pData->pSalMenuItem )
+        ImplGetSalMenu()->SetAccelerator( nPos, pData->pSalMenuItem.get(), rKeyCode, rKeyCode.GetName() );
+}
+
+KeyCode Menu::GetAccelKey( sal_uInt16 nItemId ) const
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if ( pData )
+        return pData->aAccelKey;
+    else
+        return KeyCode();
+}
+
+KeyEvent Menu::GetActivationKey( sal_uInt16 nItemId ) const
+{
+    KeyEvent aRet;
+    MenuItemData* pData = pItemList->GetData( nItemId );
+    if( pData )
+    {
+        sal_Int32 nPos = pData->aText.indexOf( '~' );
+        if( nPos != -1 && nPos < pData->aText.getLength()-1 )
+        {
+            sal_uInt16 nCode = 0;
+            sal_Unicode cAccel = pData->aText[nPos+1];
+            if( cAccel >= 'a' && cAccel <= 'z' )
+                nCode = KEY_A + (cAccel-'a');
+            else if( cAccel >= 'A' && cAccel <= 'Z' )
+                nCode = KEY_A + (cAccel-'A');
+            else if( cAccel >= '0' && cAccel <= '9' )
+                nCode = KEY_0 + (cAccel-'0');
+
+            aRet = KeyEvent( cAccel, KeyCode( nCode, KEY_MOD2 ) );
+        }
+
+    }
+    return aRet;
+}
+
+void Menu::CheckItem( sal_uInt16 nItemId, bool bCheck )
+{
+    size_t          nPos;
+    MenuItemData*   pData = pItemList->GetData( nItemId, nPos );
+
+    if ( !pData || pData->bChecked == bCheck )
+        return;
+
+    // if radio-check, then uncheck previous
+    if ( bCheck && (pData->nBits & MenuItemBits::AUTOCHECK) &&
+         (pData->nBits & MenuItemBits::RADIOCHECK) )
+    {
+        MenuItemData*   pGroupData;
+        sal_uInt16          nGroupPos;
+        sal_uInt16          nItemCount = GetItemCount();
+        bool            bFound = false;
+
+        nGroupPos = nPos;
+        while ( nGroupPos )
+        {
+            pGroupData = pItemList->GetDataFromPos( nGroupPos-1 );
+            if ( pGroupData->nBits & MenuItemBits::RADIOCHECK )
+            {
+                if ( IsItemChecked( pGroupData->nId ) )
+                {
+                    CheckItem( pGroupData->nId, false );
+                    bFound = true;
+                    break;
+                }
+            }
+            else
+                break;
+            nGroupPos--;
+        }
+
+        if ( !bFound )
+        {
+            nGroupPos = nPos+1;
+            while ( nGroupPos < nItemCount )
+            {
+                pGroupData = pItemList->GetDataFromPos( nGroupPos );
+                if ( pGroupData->nBits & MenuItemBits::RADIOCHECK )
+                {
+                    if ( IsItemChecked( pGroupData->nId ) )
+                    {
+                        CheckItem( pGroupData->nId, false );
+                        break;
+                    }
+                }
+                else
+                    break;
+                nGroupPos++;
+            }
+        }
+    }
+
+    pData->bChecked = bCheck;
+
+    // update native menu
+    if( ImplGetSalMenu() )
+        ImplGetSalMenu()->CheckItem( nPos, bCheck );
+
+    ImplCallEventListeners( bCheck ? VclEventId::MenuItemChecked : VclEventId::MenuItemUnchecked, nPos );
+}
+
+void Menu::CheckItem( std::string_view rIdent , bool bCheck )
+{
+    CheckItem( GetItemId( rIdent ), bCheck );
+}
+
+bool Menu::IsItemChecked( sal_uInt16 nItemId ) const
+{
+    size_t          nPos;
+    MenuItemData*   pData = pItemList->GetData( nItemId, nPos );
+
+    if ( !pData )
+        return false;
+
+    return pData->bChecked;
+}
+
+void Menu::EnableItem( sal_uInt16 nItemId, bool bEnable )
+{
+    size_t          nPos;
+    MenuItemData*   pItemData = pItemList->GetData( nItemId, nPos );
+
+    if ( !(pItemData && ( pItemData->bEnabled != bEnable )) )
+        return;
+
+    pItemData->bEnabled = bEnable;
+
+    vcl::Window* pWin = ImplGetWindow();
+    if ( pWin && pWin->IsVisible() )
+    {
+        SAL_WARN_IF(!IsMenuBar(), "vcl", "Menu::EnableItem - Popup visible!" );
+        tools::Long nX = 0;
+        size_t nCount = pItemList->size();
+        for ( size_t n = 0; n < nCount; n++ )
+        {
+            MenuItemData* pData = pItemList->GetDataFromPos( n );
+            if ( n == nPos )
+            {
+                pWin->Invalidate( tools::Rectangle( Point( nX, 0 ), Size( pData->aSz.Width(), pData->aSz.Height() ) ) );
+                break;
+            }
+            nX += pData->aSz.Width();
+        }
+    }
+    // update native menu
+    if( ImplGetSalMenu() )
+        ImplGetSalMenu()->EnableItem( nPos, bEnable );
+
+    ImplCallEventListeners( bEnable ? VclEventId::MenuEnable : VclEventId::MenuDisable, nPos );
+}
+
+bool Menu::IsItemEnabled( sal_uInt16 nItemId ) const
+{
+    size_t          nPos;
+    MenuItemData*   pData = pItemList->GetData( nItemId, nPos );
+
+    if ( !pData )
+        return false;
+
+    return pData->bEnabled;
+}
+
+void Menu::ShowItem( sal_uInt16 nItemId, bool bVisible )
+{
+    size_t          nPos;
+    MenuItemData*   pData = pItemList->GetData( nItemId, nPos );
+
+    SAL_WARN_IF(IsMenuBar() && !bVisible , "vcl", "Menu::ShowItem - ignored for menu bar entries!");
+    if (IsMenuBar() || !pData || (pData->bVisible == bVisible))
+        return;
+
+    vcl::Window* pWin = ImplGetWindow();
+    if ( pWin && pWin->IsVisible() )
+    {
+        SAL_WARN( "vcl", "Menu::ShowItem - ignored for visible popups!" );
+        return;
+    }
+    pData->bVisible = bVisible;
+
+    // update native menu
+    if( ImplGetSalMenu() )
+        ImplGetSalMenu()->ShowItem( nPos, bVisible );
+}
+
+void Menu::SetItemText( sal_uInt16 nItemId, const OUString& rStr )
+{
+    size_t          nPos;
+    MenuItemData*   pData = pItemList->GetData( nItemId, nPos );
+
+    if ( !pData )
+        return;
+
+    if ( rStr == pData->aText )
+        return;
+
+    pData->aText = rStr;
+    // Clear layout for aText.
+    pData->aTextGlyphs.Invalidate();
+    ImplSetMenuItemData( pData );
+    // update native menu
+    if( ImplGetSalMenu() && pData->pSalMenuItem )
+        ImplGetSalMenu()->SetItemText( nPos, pData->pSalMenuItem.get(), rStr );
+
+    vcl::Window* pWin = ImplGetWindow();
+    mpLayoutData.reset();
+    if (pWin && IsMenuBar())
+    {
+        ImplCalcSize( pWin );
+        if ( pWin->IsVisible() )
+            pWin->Invalidate();
+    }
+
+    ImplCallEventListeners( VclEventId::MenuItemTextChanged, nPos );
+}
+
+OUString Menu::GetItemText( sal_uInt16 nItemId ) const
+{
+    size_t          nPos;
+    MenuItemData*   pData = pItemList->GetData( nItemId, nPos );
+
+    if ( pData )
+        return pData->aText;
+
+    return OUString();
+}
+
+void Menu::SetItemImage( sal_uInt16 nItemId, const Image& rImage )
+{
+    size_t          nPos;
+    MenuItemData*   pData = pItemList->GetData( nItemId, nPos );
+
+    if ( !pData )
+        return;
+
+    pData->aImage = rImage;
+    ImplSetMenuItemData( pData );
+
+    // update native menu
+    if( ImplGetSalMenu() && pData->pSalMenuItem )
+        ImplGetSalMenu()->SetItemImage( nPos, pData->pSalMenuItem.get(), rImage );
+}
+
+Image Menu::GetItemImage( sal_uInt16 nItemId ) const
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if ( pData )
+        return pData->aImage;
+    else
+        return Image();
+}
+
+void Menu::SetItemCommand( sal_uInt16 nItemId, const OUString& rCommand )
+{
+    size_t        nPos;
+    MenuItemData* pData = pItemList->GetData( nItemId, nPos );
+
+    if ( pData )
+        pData->aCommandStr = rCommand;
+}
+
+OUString Menu::GetItemCommand( sal_uInt16 nItemId ) const
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if (pData)
+        return pData->aCommandStr;
+
+    return OUString();
+}
+
+void Menu::SetHelpCommand( sal_uInt16 nItemId, const OUString& rStr )
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if ( pData )
+        pData->aHelpCommandStr = rStr;
+}
+
+OUString Menu::GetHelpCommand( sal_uInt16 nItemId ) const
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if ( pData )
+        return pData->aHelpCommandStr;
+
+    return OUString();
+}
+
+void Menu::SetHelpText( sal_uInt16 nItemId, const OUString& rStr )
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if ( pData )
+        pData->aHelpText = rStr;
+}
+
+OUString Menu::ImplGetHelpText( sal_uInt16 nItemId ) const
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if (!pData)
+        return OUString();
+
+    if ( pData->aHelpText.isEmpty() &&
+         (( !pData->aHelpId.isEmpty()  ) || ( !pData->aCommandStr.isEmpty() )))
+    {
+        Help* pHelp = Application::GetHelp();
+        if ( pHelp )
+        {
+            if (!pData->aCommandStr.isEmpty())
+                pData->aHelpText = pHelp->GetHelpText( pData->aCommandStr, static_cast<weld::Widget*>(nullptr) );
+            if (pData->aHelpText.isEmpty() && !pData->aHelpId.isEmpty())
+                pData->aHelpText = pHelp->GetHelpText( OStringToOUString( pData->aHelpId, RTL_TEXTENCODING_UTF8 ), static_cast<weld::Widget*>(nullptr) );
+        }
+    }
+
+    return pData->aHelpText;
+}
+
+OUString Menu::GetHelpText( sal_uInt16 nItemId ) const
+{
+    return ImplGetHelpText( nItemId );
+}
+
+void Menu::SetTipHelpText( sal_uInt16 nItemId, const OUString& rStr )
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if ( pData )
+        pData->aTipHelpText = rStr;
+}
+
+OUString Menu::GetTipHelpText( sal_uInt16 nItemId ) const
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if ( pData )
+        return pData->aTipHelpText;
+
+    return OUString();
+}
+
+void Menu::SetHelpId( sal_uInt16 nItemId, const OString& rHelpId )
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if ( pData )
+        pData->aHelpId = rHelpId;
+}
+
+OString Menu::GetHelpId( sal_uInt16 nItemId ) const
+{
+    OString aRet;
+
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if ( pData )
+    {
+        if ( !pData->aHelpId.isEmpty() )
+            aRet = pData->aHelpId;
+        else
+            aRet = OUStringToOString( pData->aCommandStr, RTL_TEXTENCODING_UTF8 );
+    }
+
+    return aRet;
+}
+
+Menu& Menu::operator=( const Menu& rMenu )
+{
+    if(this == &rMenu)
+        return *this;
+
+    // clean up
+    Clear();
+
+    // copy items
+    sal_uInt16 nCount = rMenu.GetItemCount();
+    for ( sal_uInt16 i = 0; i < nCount; i++ )
+        ImplCopyItem( this, rMenu, i, MENU_APPEND );
+
+    aActivateHdl = rMenu.aActivateHdl;
+    aDeactivateHdl = rMenu.aDeactivateHdl;
+    aSelectHdl = rMenu.aSelectHdl;
+    aTitleText = rMenu.aTitleText;
+    nTitleHeight = rMenu.nTitleHeight;
+
+    return *this;
+}
+
+// Returns true if the item is completely hidden on the GUI and shouldn't
+// be possible to interact with
+bool Menu::ImplCurrentlyHiddenOnGUI(sal_uInt16 nPos) const
+{
+    MenuItemData* pData = pItemList->GetDataFromPos(nPos);
+    if (pData)
+    {
+        MenuItemData* pPreviousData = pItemList->GetDataFromPos( nPos - 1 );
+        if (pPreviousData && pPreviousData->bHiddenOnGUI)
+        {
+            return true;
+        }
+    }
+    return false;
+}
+
+bool Menu::ImplIsVisible( sal_uInt16 nPos ) const
+{
+    bool bVisible = true;
+
+    MenuItemData* pData = pItemList->GetDataFromPos( nPos );
+    // check general visibility first
+    if( pData && !pData->bVisible )
+        bVisible = false;
+
+    if ( bVisible && pData && pData->eType == MenuItemType::SEPARATOR )
+    {
+        if( nPos == 0 ) // no separator should be shown at the very beginning
+            bVisible = false;
+        else
+        {
+            // always avoid adjacent separators
+            size_t nCount = pItemList->size();
+            size_t n;
+            MenuItemData* pNextData = nullptr;
+            // search next visible item
+            for( n = nPos + 1; n < nCount; n++ )
+            {
+                pNextData = pItemList->GetDataFromPos( n );
+                if( pNextData && pNextData->bVisible )
+                {
+                    if( pNextData->eType == MenuItemType::SEPARATOR || ImplIsVisible(n) )
+                        break;
+                }
+            }
+            if( n == nCount ) // no next visible item
+                bVisible = false;
+            // check for separator
+            if( pNextData && pNextData->bVisible && pNextData->eType == MenuItemType::SEPARATOR )
+                bVisible = false;
+
+            if( bVisible )
+            {
+                for( n = nPos; n > 0; n-- )
+                {
+                    pNextData = pItemList->GetDataFromPos( n-1 );
+                    if( pNextData && pNextData->bVisible )
+                    {
+                        if( pNextData->eType != MenuItemType::SEPARATOR && ImplIsVisible(n-1) )
+                            break;
+                    }
+                }
+                if( n == 0 ) // no previous visible item
+                    bVisible = false;
+            }
+        }
+    }
+
+    // not allowed for menubar, as I do not know
+    // whether a menu-entry will disappear or will appear
+    if (bVisible && !IsMenuBar() && (nMenuFlags & MenuFlags::HideDisabledEntries) &&
+        !(nMenuFlags & MenuFlags::AlwaysShowDisabledEntries))
+    {
+        if( !pData ) // e.g. nPos == ITEMPOS_INVALID
+            bVisible = false;
+        else if ( pData->eType != MenuItemType::SEPARATOR ) // separators handled above
+        {
+            // tdf#86850 Always display clipboard functions
+            if ( pData->aCommandStr == ".uno:Cut" || pData->aCommandStr == ".uno:Copy" || pData->aCommandStr == ".uno:Paste" ||
+                 pData->sIdent == ".uno:Cut" || pData->sIdent == ".uno:Copy" || pData->sIdent == ".uno:Paste" )
+                bVisible = true;
+            else
+                // bVisible = pData->bEnabled && ( !pData->pSubMenu || pData->pSubMenu->HasValidEntries( true ) );
+                bVisible = pData->bEnabled; // do not check submenus as they might be filled at Activate().
+        }
+    }
+
+    return bVisible;
+}
+
+bool Menu::IsItemPosVisible( sal_uInt16 nItemPos ) const
+{
+    return IsMenuVisible() && ImplIsVisible( nItemPos );
+}
+
+bool Menu::IsMenuVisible() const
+{
+    return pWindow && pWindow->IsReallyVisible();
+}
+
+bool Menu::ImplIsSelectable( sal_uInt16 nPos ) const
+{
+    bool bSelectable = true;
+
+    MenuItemData* pData = pItemList->GetDataFromPos( nPos );
+    // check general visibility first
+    if ( pData && ( pData->nBits & MenuItemBits::NOSELECT ) )
+        bSelectable = false;
+
+    return bSelectable;
+}
+
+css::uno::Reference<css::accessibility::XAccessible> Menu::GetAccessible()
+{
+    // Since PopupMenu are sometimes shared by different instances of MenuBar, the mxAccessible member gets
+    // overwritten and may contain a disposed object when the initial menubar gets set again. So use the
+    // mxAccessible member only for sub menus.
+    if (pStartedFrom && pStartedFrom != this)
+    {
+        for ( sal_uInt16 i = 0, nCount = pStartedFrom->GetItemCount(); i < nCount; ++i )
+        {
+            sal_uInt16 nItemId = pStartedFrom->GetItemId( i );
+            if ( static_cast< Menu* >( pStartedFrom->GetPopupMenu( nItemId ) ) == this )
+            {
+                css::uno::Reference<css::accessibility::XAccessible> xParent = pStartedFrom->GetAccessible();
+                if ( xParent.is() )
+                {
+                    css::uno::Reference<css::accessibility::XAccessibleContext> xParentContext( xParent->getAccessibleContext() );
+                    if (xParentContext.is())
+                        return xParentContext->getAccessibleChild( i );
+                }
+            }
+        }
+    }
+    else if ( !mxAccessible.is() )
+    {
+        UnoWrapperBase* pWrapper = UnoWrapperBase::GetUnoWrapper();
+        if ( pWrapper )
+            mxAccessible = pWrapper->CreateAccessible(this, IsMenuBar());
+    }
+
+    return mxAccessible;
+}
+
+void Menu::SetAccessible(const css::uno::Reference<css::accessibility::XAccessible>& rxAccessible )
+{
+    mxAccessible = rxAccessible;
+}
+
+Size Menu::ImplGetNativeCheckAndRadioSize(vcl::RenderContext const & rRenderContext, tools::Long& rCheckHeight, tools::Long& rRadioHeight ) const
+{
+    tools::Long nCheckWidth = 0, nRadioWidth = 0;
+    rCheckHeight = rRadioHeight = 0;
+
+    if (!IsMenuBar())
+    {
+        ImplControlValue aVal;
+        tools::Rectangle aNativeBounds;
+        tools::Rectangle aNativeContent;
+
+        tools::Rectangle aCtrlRegion(tools::Rectangle(Point(), Size(100, 15)));
+        if (rRenderContext.IsNativeControlSupported(ControlType::MenuPopup, ControlPart::MenuItemCheckMark))
+        {
+            if (rRenderContext.GetNativeControlRegion(ControlType::MenuPopup, ControlPart::MenuItemCheckMark,
+                                              aCtrlRegion, ControlState::ENABLED, aVal,
+                                              aNativeBounds, aNativeContent))
+            {
+                rCheckHeight = aNativeBounds.GetHeight() - 1;
+                nCheckWidth = aNativeContent.GetWidth() - 1;
+            }
+        }
+        if (rRenderContext.IsNativeControlSupported(ControlType::MenuPopup, ControlPart::MenuItemRadioMark))
+        {
+            if (rRenderContext.GetNativeControlRegion(ControlType::MenuPopup, ControlPart::MenuItemRadioMark,
+                                                      aCtrlRegion, ControlState::ENABLED, aVal,
+                                                      aNativeBounds, aNativeContent))
+            {
+                rRadioHeight = aNativeBounds.GetHeight() - 1;
+                nRadioWidth = aNativeContent.GetWidth() - 1;
+            }
+        }
+    }
+    return Size(std::max(nCheckWidth, nRadioWidth), std::max(rCheckHeight, rRadioHeight));
+}
+
+bool Menu::ImplGetNativeSubmenuArrowSize(vcl::RenderContext const & rRenderContext, Size& rArrowSize, tools::Long& rArrowSpacing)
+{
+    ImplControlValue aVal;
+    tools::Rectangle aCtrlRegion(tools::Rectangle(Point(), Size(100, 15)));
+    if (rRenderContext.IsNativeControlSupported(ControlType::MenuPopup, ControlPart::SubmenuArrow))
+    {
+        tools::Rectangle aNativeContent;
+        tools::Rectangle aNativeBounds;
+        if (rRenderContext.GetNativeControlRegion(ControlType::MenuPopup, ControlPart::SubmenuArrow,
+                                                  aCtrlRegion, ControlState::ENABLED,
+                                                  aVal, aNativeBounds, aNativeContent))
+        {
+            Size aSize(aNativeContent.GetWidth(), aNativeContent.GetHeight());
+            rArrowSize = aSize;
+            rArrowSpacing = aNativeBounds.GetWidth() - aNativeContent.GetWidth();
+            return true;
+        }
+    }
+    return false;
+}
+
+void Menu::ImplAddDel( ImplMenuDelData& rDel )
+{
+    SAL_WARN_IF( rDel.mpMenu, "vcl", "Menu::ImplAddDel(): cannot add ImplMenuDelData twice !" );
+    if( !rDel.mpMenu )
+    {
+        rDel.mpMenu = this;
+        rDel.mpNext = mpFirstDel;
+        mpFirstDel = &rDel;
+    }
+}
+
+void Menu::ImplRemoveDel( ImplMenuDelData& rDel )
+{
+    rDel.mpMenu = nullptr;
+    if ( mpFirstDel == &rDel )
+    {
+        mpFirstDel = rDel.mpNext;
+    }
+    else
+    {
+        ImplMenuDelData* pData = mpFirstDel;
+        while ( pData && (pData->mpNext != &rDel) )
+            pData = pData->mpNext;
+
+        SAL_WARN_IF( !pData, "vcl", "Menu::ImplRemoveDel(): ImplMenuDelData not registered !" );
+        if( pData )
+            pData->mpNext = rDel.mpNext;
+    }
+}
+
+Size Menu::ImplCalcSize( vcl::Window* pWin )
+{
+    // | Check/Radio/Image| Text| Accel/Popup|
+
+    // for symbols: nFontHeight x nFontHeight
+    tools::Long nFontHeight = pWin->GetTextHeight();
+    tools::Long nExtra = nFontHeight/4;
+
+    tools::Long nMinMenuItemHeight = nFontHeight;
+    tools::Long nCheckHeight = 0, nRadioHeight = 0;
+    Size aMarkSize = ImplGetNativeCheckAndRadioSize(*pWin->GetOutDev(), nCheckHeight, nRadioHeight);
+    if( aMarkSize.Height() > nMinMenuItemHeight )
+        nMinMenuItemHeight = aMarkSize.Height();
+
+    tools::Long aMaxImgWidth = 0;
+
+    const StyleSettings& rSettings = pWin->GetSettings().GetStyleSettings();
+    if ( rSettings.GetUseImagesInMenus() )
+    {
+        if ( 16 > nMinMenuItemHeight )
+            nMinMenuItemHeight = 16;
+        for ( size_t i = pItemList->size(); i; )
+        {
+            MenuItemData* pData = pItemList->GetDataFromPos( --i );
+            if ( ImplIsVisible( i )
+               && (  ( pData->eType == MenuItemType::IMAGE )
+                  || ( pData->eType == MenuItemType::STRINGIMAGE )
+                  )
+               )
+            {
+                Size aImgSz = pData->aImage.GetSizePixel();
+                if ( aImgSz.Width() > aMaxImgWidth )
+                    aMaxImgWidth = aImgSz.Width();
+                if ( aImgSz.Height() > nMinMenuItemHeight )
+                    nMinMenuItemHeight = aImgSz.Height();
+                break;
+            }
+        }
+    }
+
+    Size aSz;
+    tools::Long nMaxWidth = 0;
+
+    for ( size_t n = pItemList->size(); n; )
+    {
+        MenuItemData* pData = pItemList->GetDataFromPos( --n );
+
+        pData->aSz.setHeight( 0 );
+        pData->aSz.setWidth( 0 );
+
+        if ( ImplIsVisible( n ) )
+        {
+            tools::Long nWidth = 0;
+
+            // Separator
+            if (!IsMenuBar()&& (pData->eType == MenuItemType::SEPARATOR))
+            {
+                pData->aSz.setHeight( 4 );
+            }
+
+            // Image:
+            if (!IsMenuBar() && ((pData->eType == MenuItemType::IMAGE) || (pData->eType == MenuItemType::STRINGIMAGE)))
+            {
+                tools::Long aImgHeight = pData->aImage.GetSizePixel().Height();
+
+                aImgHeight += 4; // add a border for native marks
+                if (aImgHeight > pData->aSz.Height())
+                    pData->aSz.setHeight(aImgHeight);
+            }
+
+            // Check Buttons:
+            if (!IsMenuBar() && pData->HasCheck())
+            {
+                // checks / images take the same place
+                if( ( pData->eType != MenuItemType::IMAGE ) && ( pData->eType != MenuItemType::STRINGIMAGE ) )
+                {
+                    nWidth += aMarkSize.Width() + nExtra * 2;
+                    if (aMarkSize.Height() > pData->aSz.Height())
+                        pData->aSz.setHeight(aMarkSize.Height());
+                }
+            }
+
+            // Text:
+            if ( (pData->eType == MenuItemType::STRING) || (pData->eType == MenuItemType::STRINGIMAGE) )
+            {
+                const SalLayoutGlyphs* pGlyphs = pData->GetTextGlyphs(pWin->GetOutDev());
+                tools::Long nTextWidth = pWin->GetOutDev()->GetCtrlTextWidth(pData->aText, pGlyphs);
+                tools::Long nTextHeight = pWin->GetTextHeight() + EXTRAITEMHEIGHT;
+
+                if (IsMenuBar())
+                {
+                    if ( nTextHeight > pData->aSz.Height() )
+                        pData->aSz.setHeight( nTextHeight );
+
+                    pData->aSz.setWidth( nTextWidth + 4*nExtra );
+                    aSz.AdjustWidth(pData->aSz.Width() );
+                }
+                else
+                    pData->aSz.setHeight( std::max( std::max( nTextHeight, pData->aSz.Height() ), nMinMenuItemHeight ) );
+
+                nWidth += nTextWidth;
+            }
+
+            // Accel
+            if (!IsMenuBar()&& pData->aAccelKey.GetCode() && !ImplAccelDisabled())
+            {
+                OUString aName = pData->aAccelKey.GetName();
+                tools::Long nAccWidth = pWin->GetTextWidth( aName );
+                nAccWidth += nExtra;
+                nWidth += nAccWidth;
+            }
+
+            // SubMenu?
+            if (!IsMenuBar() && pData->pSubMenu)
+            {
+                if ( nFontHeight > nWidth )
+                    nWidth += nFontHeight;
+
+                pData->aSz.setHeight( std::max( std::max( nFontHeight, pData->aSz.Height() ), nMinMenuItemHeight ) );
+            }
+
+            if (!IsMenuBar())
+                aSz.AdjustHeight(pData->aSz.Height() );
+
+            if ( nWidth > nMaxWidth )
+                nMaxWidth = nWidth;
+
+        }
+    }
+
+    // Additional space for title
+    nTitleHeight = 0;
+    if (!IsMenuBar() && aTitleText.getLength() > 0) {
+        // Set expected font
+        pWin->GetOutDev()->Push(PushFlags::FONT);
+        vcl::Font aFont = pWin->GetFont();
+        aFont.SetWeight(WEIGHT_BOLD);
+        pWin->SetFont(aFont);
+
+        // Compute text bounding box
+        tools::Rectangle aTextBoundRect;
+        pWin->GetOutDev()->GetTextBoundRect(aTextBoundRect, aTitleText);
+
+        // Vertically, one height of char + extra space for decoration
+        nTitleHeight =  aTextBoundRect.GetSize().Height() + 4 * SPACE_AROUND_TITLE ;
+        aSz.AdjustHeight(nTitleHeight );
+
+        tools::Long nWidth = aTextBoundRect.GetSize().Width() + 4 * SPACE_AROUND_TITLE;
+        pWin->GetOutDev()->Pop();
+        if ( nWidth > nMaxWidth )
+            nMaxWidth = nWidth;
+    }
+
+    if (!IsMenuBar())
+    {
+        // popup menus should not be wider than half the screen
+        // except on rather small screens
+        // TODO: move GetScreenNumber from SystemWindow to Window ?
+        // currently we rely on internal privileges
+        unsigned int nDisplayScreen = pWin->ImplGetWindowImpl()->mpFrame->maGeometry.nDisplayScreenNumber;
+        tools::Rectangle aDispRect( Application::GetScreenPosSizePixel( nDisplayScreen ) );
+        tools::Long nScreenWidth = aDispRect.GetWidth() >= 800 ? aDispRect.GetWidth() : 800;
+        if( nMaxWidth > nScreenWidth/2 )
+            nMaxWidth = nScreenWidth/2;
+
+        sal_uInt16 gfxExtra = static_cast<sal_uInt16>(std::max( nExtra, tools::Long(7) )); // #107710# increase space between checkmarks/images/text
+        nImgOrChkPos = static_cast<sal_uInt16>(nExtra);
+        tools::Long nImgOrChkWidth = 0;
+        if( aMarkSize.Height() > 0 ) // NWF case
+            nImgOrChkWidth = aMarkSize.Height() + nExtra;
+        else // non NWF case
+            nImgOrChkWidth = nFontHeight/2 + gfxExtra;
+        nImgOrChkWidth = std::max( nImgOrChkWidth, aMaxImgWidth + gfxExtra );
+        nTextPos = static_cast<sal_uInt16>(nImgOrChkPos + nImgOrChkWidth);
+        nTextPos = nTextPos + gfxExtra;
+
+        aSz.setWidth( nTextPos + nMaxWidth + nExtra );
+        aSz.AdjustWidth(4*nExtra );   // a _little_ more ...
+
+        aSz.AdjustWidth(2*ImplGetSVData()->maNWFData.mnMenuFormatBorderX );
+        aSz.AdjustHeight(2*ImplGetSVData()->maNWFData.mnMenuFormatBorderY );
+    }
+    else
+    {
+        nTextPos = static_cast<sal_uInt16>(2*nExtra);
+        aSz.setHeight( nFontHeight+6 );
+
+        // get menubar height from native methods if supported
+        if( pWindow->IsNativeControlSupported( ControlType::Menubar, ControlPart::Entire ) )
+        {
+            ImplControlValue aVal;
+            tools::Rectangle aNativeBounds;
+            tools::Rectangle aNativeContent;
+            Point tmp( 0, 0 );
+            tools::Rectangle aCtrlRegion( tmp, Size( 100, 15 ) );
+            if( pWindow->GetNativeControlRegion( ControlType::Menubar,
+                                                 ControlPart::Entire,
+                                                 aCtrlRegion,
+                                                 ControlState::ENABLED,
+                                                 aVal,
+                                                 aNativeBounds,
+                                                 aNativeContent )
+            )
+            {
+                int nNativeHeight = aNativeBounds.GetHeight();
+                if( nNativeHeight > aSz.Height() )
+                    aSz.setHeight( nNativeHeight );
+            }
+        }
+
+        // account for the size of the close button, which actually is a toolbox
+        // due to NWF this is variable
+        tools::Long nCloseButtonHeight = static_cast<MenuBarWindow*>(pWindow.get())->MinCloseButtonSize().Height();
+        if (aSz.Height() < nCloseButtonHeight)
+            aSz.setHeight( nCloseButtonHeight );
+    }
+
+    return aSz;
+}
+
+static void ImplPaintCheckBackground(vcl::RenderContext & rRenderContext, vcl::Window const & rWindow, const tools::Rectangle& i_rRect, bool i_bHighlight)
+{
+    bool bNativeOk = false;
+    if (rRenderContext.IsNativeControlSupported(ControlType::Toolbar, ControlPart::Button))
+    {
+        ImplControlValue    aControlValue;
+        aControlValue.setTristateVal(ButtonValue::On);
+        tools::Rectangle r = i_rRect;
+        r.AdjustBottom(1);
+
+        bNativeOk = rRenderContext.DrawNativeControl(ControlType::Toolbar, ControlPart::Button,
+                                                     r,
+                                                     ControlState::PRESSED | ControlState::ENABLED,
+                                                     aControlValue,
+                                                     OUString());
+    }
+
+    if (!bNativeOk)
+    {
+        const StyleSettings& rSettings = rRenderContext.GetSettings().GetStyleSettings();
+        Color aColor( i_bHighlight ? rSettings.GetMenuHighlightTextColor() : rSettings.GetHighlightColor() );
+        RenderTools::DrawSelectionBackground(rRenderContext, rWindow, i_rRect, 0, i_bHighlight, true, false, nullptr, 2, &aColor);
+    }
+}
+
+static OUString getShortenedString( const OUString& i_rLong, vcl::RenderContext const & rRenderContext, tools::Long i_nMaxWidth )
+{
+    sal_Int32 nPos = -1;
+    OUString aNonMnem(OutputDevice::GetNonMnemonicString(i_rLong, nPos));
+    aNonMnem = rRenderContext.GetEllipsisString( aNonMnem, i_nMaxWidth, DrawTextFlags::CenterEllipsis);
+    // re-insert mnemonic
+    if (nPos != -1)
+    {
+        if (nPos < aNonMnem.getLength() && i_rLong[nPos+1] == aNonMnem[nPos])
+        {
+            OUString aTmp = OUString::Concat(aNonMnem.subView(0, nPos)) + "~" + aNonMnem.subView(nPos);
+            aNonMnem = aTmp;
+        }
+    }
+    return aNonMnem;
+}
+
+void Menu::ImplPaintMenuTitle(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect ) const
+{
+    // Save previous graphical settings, set new one
+    rRenderContext.Push(PushFlags::FONT | PushFlags::FILLCOLOR);
+    Wallpaper aOldBackground = rRenderContext.GetBackground();
+
+    Color aBackgroundColor = rRenderContext.GetSettings().GetStyleSettings().GetMenuBarColor();
+    rRenderContext.SetBackground(Wallpaper(aBackgroundColor));
+    rRenderContext.SetFillColor(aBackgroundColor);
+    vcl::Font aFont = rRenderContext.GetFont();
+    aFont.SetWeight(WEIGHT_BOLD);
+    rRenderContext.SetFont(aFont);
+
+    // Draw background rectangle
+    tools::Rectangle aBgRect(rRect);
+    int nOuterSpaceX = ImplGetSVData()->maNWFData.mnMenuFormatBorderX;
+    aBgRect.Move(SPACE_AROUND_TITLE, SPACE_AROUND_TITLE);
+    aBgRect.setWidth(aBgRect.getWidth() - 2 * SPACE_AROUND_TITLE - 2 * nOuterSpaceX);
+    aBgRect.setHeight(nTitleHeight - 2 * SPACE_AROUND_TITLE);
+    rRenderContext.DrawRect(aBgRect);
+
+    // Draw the text centered
+    Point aTextTopLeft(aBgRect.TopLeft());
+    tools::Rectangle aTextBoundRect;
+    rRenderContext.GetTextBoundRect( aTextBoundRect, aTitleText );
+    aTextTopLeft.AdjustX((aBgRect.getWidth() - aTextBoundRect.GetSize().Width()) / 2 );
+    aTextTopLeft.AdjustY((aBgRect.GetHeight() - aTextBoundRect.GetSize().Height()) / 2
+                        - aTextBoundRect.Top() );
+    rRenderContext.DrawText(aTextTopLeft, aTitleText, 0, aTitleText.getLength());
+
+    // Restore
+    rRenderContext.Pop();
+    rRenderContext.SetBackground(aOldBackground);
+}
+
+void Menu::ImplPaint(vcl::RenderContext& rRenderContext, Size const & rSize,
+                     sal_uInt16 nBorder, tools::Long nStartY, MenuItemData const * pThisItemOnly,
+                     bool bHighlighted, bool bLayout, bool bRollover) const
+{
+    // for symbols: nFontHeight x nFontHeight
+    tools::Long nFontHeight = rRenderContext.GetTextHeight();
+    tools::Long nExtra = nFontHeight / 4;
+
+    tools::Long nCheckHeight = 0, nRadioHeight = 0;
+    ImplGetNativeCheckAndRadioSize(rRenderContext, nCheckHeight, nRadioHeight);
+
+    DecorationView aDecoView(&rRenderContext);
+    const StyleSettings& rSettings = rRenderContext.GetSettings().GetStyleSettings();
+
+    Point aTopLeft, aTmpPos;
+
+    int nOuterSpaceX = 0;
+    if (!IsMenuBar())
+    {
+        nOuterSpaceX = ImplGetSVData()->maNWFData.mnMenuFormatBorderX;
+        aTopLeft.AdjustX(nOuterSpaceX );
+        aTopLeft.AdjustY(ImplGetSVData()->maNWFData.mnMenuFormatBorderY );
+    }
+
+    // for the computations, use size of the underlying window, not of RenderContext
+    Size aOutSz(rSize);
+
+    size_t nCount = pItemList->size();
+    if (bLayout)
+        mpLayoutData->m_aVisibleItemBoundRects.clear();
+
+    // Paint title
+    if (!pThisItemOnly && !IsMenuBar() && nTitleHeight > 0)
+        ImplPaintMenuTitle(rRenderContext, tools::Rectangle(aTopLeft, aOutSz));
+
+    bool bHiddenItems = false; // are any items on the GUI hidden
+
+    for (size_t n = 0; n < nCount; n++)
+    {
+        MenuItemData* pData = pItemList->GetDataFromPos( n );
+        if (ImplIsVisible(n) && (!pThisItemOnly || (pData == pThisItemOnly)))
+        {
+            if (pThisItemOnly)
+            {
+                if (IsMenuBar())
+                {
+                    if (!ImplGetSVData()->maNWFData.mbRolloverMenubar)
+                    {
+                        if (bRollover)
+                            rRenderContext.SetTextColor(rSettings.GetMenuBarRolloverTextColor());
+                        else if (bHighlighted)
+                            rRenderContext.SetTextColor(rSettings.GetMenuBarHighlightTextColor());
+                    }
+                    else
+                    {
+                        if (bHighlighted)
+                            rRenderContext.SetTextColor(rSettings.GetMenuBarHighlightTextColor());
+                        else if (bRollover)
+                            rRenderContext.SetTextColor(rSettings.GetMenuBarRolloverTextColor());
+                    }
+                    if (!bRollover && !bHighlighted)
+                        rRenderContext.SetTextColor(rSettings.GetMenuBarTextColor());
+                }
+                else if (bHighlighted)
+                    rRenderContext.SetTextColor(rSettings.GetMenuHighlightTextColor());
+            }
+
+            Point aPos(aTopLeft);
+            aPos.AdjustY(nBorder );
+            aPos.AdjustY(nStartY );
+
+            if (aPos.Y() >= 0)
+            {
+                tools::Long nTextOffsetY = (pData->aSz.Height() - nFontHeight) / 2;
+                if (IsMenuBar())
+                    nTextOffsetY += (aOutSz.Height()-pData->aSz.Height()) / 2;
+                DrawTextFlags   nTextStyle   = DrawTextFlags::NONE;
+                DrawSymbolFlags nSymbolStyle = DrawSymbolFlags::NONE;
+                DrawImageFlags  nImageStyle  = DrawImageFlags::NONE;
+
+                // submenus without items are not disabled when no items are
+                // contained. The application itself should check for this!
+                // Otherwise it could happen entries are disabled due to
+                // asynchronous loading
+                if (!pData->bEnabled || !pWindow->IsEnabled())
+                {
+                    nTextStyle   |= DrawTextFlags::Disable;
+                    nSymbolStyle |= DrawSymbolFlags::Disable;
+                    nImageStyle  |= DrawImageFlags::Disable;
+                }
+
+                // Separator
+                if (!bLayout && !IsMenuBar() && (pData->eType == MenuItemType::SEPARATOR))
+                {
+                    bool bNativeOk = false;
+                    if (rRenderContext.IsNativeControlSupported(ControlType::MenuPopup, ControlPart::Separator))
+                    {
+                        ControlState nState = ControlState::NONE;
+                        if (pData->bEnabled && pWindow->IsEnabled())
+                            nState |= ControlState::ENABLED;
+                        if (bHighlighted)
+                            nState |= ControlState::SELECTED;
+                        Size aSz(pData->aSz);
+                        aSz.setWidth( aOutSz.Width() - 2*nOuterSpaceX );
+                        tools::Rectangle aItemRect(aPos, aSz);
+                        MenupopupValue aVal(nTextPos - GUTTERBORDER, aItemRect);
+                        bNativeOk = rRenderContext.DrawNativeControl(ControlType::MenuPopup, ControlPart::Separator,
+                                                                     aItemRect, nState, aVal, OUString());
+                    }
+                    if (!bNativeOk)
+                    {
+                        aTmpPos.setY( aPos.Y() + ((pData->aSz.Height() - 2) / 2) );
+                        aTmpPos.setX( aPos.X() + 2 + nOuterSpaceX );
+                        rRenderContext.SetLineColor(rSettings.GetShadowColor());
+                        rRenderContext.DrawLine(aTmpPos, Point(aOutSz.Width() - 3 - 2 * nOuterSpaceX, aTmpPos.Y()));
+                        aTmpPos.AdjustY( 1 );
+                        rRenderContext.SetLineColor(rSettings.GetLightColor());
+                        rRenderContext.DrawLine(aTmpPos, Point(aOutSz.Width() - 3 - 2 * nOuterSpaceX, aTmpPos.Y()));
+                        rRenderContext.SetLineColor();
+                    }
+                }
+
+                tools::Rectangle aOuterCheckRect(Point(aPos.X()+nImgOrChkPos, aPos.Y()),
+                                          Size(pData->aSz.Height(), pData->aSz.Height()));
+
+                // CheckMark
+                if (!bLayout && !IsMenuBar() && pData->HasCheck())
+                {
+                    // draw selection transparent marker if checked
+                    // onto that either a checkmark or the item image
+                    // will be painted
+                    // however do not do this if native checks will be painted since
+                    // the selection color too often does not fit the theme's check and/or radio
+
+                    if( (pData->eType != MenuItemType::IMAGE) && (pData->eType != MenuItemType::STRINGIMAGE))
+                    {
+                        if (rRenderContext.IsNativeControlSupported(ControlType::MenuPopup,
+                                                                    (pData->nBits & MenuItemBits::RADIOCHECK)
+                                                                        ? ControlPart::MenuItemCheckMark
+                                                                        : ControlPart::MenuItemRadioMark))
+                        {
+                            ControlPart nPart = ((pData->nBits & MenuItemBits::RADIOCHECK)
+                                                 ? ControlPart::MenuItemRadioMark
+                                                 : ControlPart::MenuItemCheckMark);
+
+                            ControlState nState = ControlState::NONE;
+
+                            if (pData->bChecked)
+                                nState |= ControlState::PRESSED;
+
+                            if (pData->bEnabled && pWindow->IsEnabled())
+                                nState |= ControlState::ENABLED;
+
+                            if (bHighlighted)
+                                nState |= ControlState::SELECTED;
+
+                            tools::Long nCtrlHeight = (pData->nBits & MenuItemBits::RADIOCHECK) ? nCheckHeight : nRadioHeight;
+                            aTmpPos.setX( aOuterCheckRect.Left() + (aOuterCheckRect.GetWidth() - nCtrlHeight) / 2 );
+                            aTmpPos.setY( aOuterCheckRect.Top() + (aOuterCheckRect.GetHeight() - nCtrlHeight) / 2 );
+
+                            tools::Rectangle aCheckRect(aTmpPos, Size(nCtrlHeight, nCtrlHeight));
+                            Size aSz(pData->aSz);
+                            aSz.setWidth( aOutSz.Width() - 2 * nOuterSpaceX );
+                            tools::Rectangle aItemRect(aPos, aSz);
+                            MenupopupValue aVal(nTextPos - GUTTERBORDER, aItemRect);
+                            rRenderContext.DrawNativeControl(ControlType::MenuPopup, nPart, aCheckRect,
+                                                             nState, aVal, OUString());
+                        }
+                        else if (pData->bChecked) // by default do nothing for unchecked items
+                        {
+                            ImplPaintCheckBackground(rRenderContext, *pWindow, aOuterCheckRect, pThisItemOnly && bHighlighted);
+
+                            SymbolType eSymbol;
+                            Size aSymbolSize;
+                            if (pData->nBits & MenuItemBits::RADIOCHECK)
+                            {
+                                eSymbol = SymbolType::RADIOCHECKMARK;
+                                aSymbolSize = Size(nFontHeight / 2, nFontHeight / 2);
+                            }
+                            else
+                            {
+                                eSymbol = SymbolType::CHECKMARK;
+                                aSymbolSize = Size((nFontHeight * 25) / 40, nFontHeight / 2);
+                            }
+                            aTmpPos.setX( aOuterCheckRect.Left() + (aOuterCheckRect.GetWidth() - aSymbolSize.Width()) / 2 );
+                            aTmpPos.setY( aOuterCheckRect.Top() + (aOuterCheckRect.GetHeight() - aSymbolSize.Height()) / 2 );
+                            tools::Rectangle aRect(aTmpPos, aSymbolSize);
+                            aDecoView.DrawSymbol(aRect, eSymbol, rRenderContext.GetTextColor(), nSymbolStyle);
+                        }
+                    }
+                }
+
+                // Image:
+                if (!bLayout && !IsMenuBar() && ((pData->eType == MenuItemType::IMAGE) || (pData->eType == MenuItemType::STRINGIMAGE)))
+                {
+                    // Don't render an image for a check thing
+                    if (pData->bChecked)
+                        ImplPaintCheckBackground(rRenderContext, *pWindow, aOuterCheckRect, pThisItemOnly && bHighlighted);
+
+                    Image aImage = pData->aImage;
+
+                    aTmpPos = aOuterCheckRect.TopLeft();
+                    aTmpPos.AdjustX((aOuterCheckRect.GetWidth() - aImage.GetSizePixel().Width()) / 2 );
+                    aTmpPos.AdjustY((aOuterCheckRect.GetHeight() - aImage.GetSizePixel().Height()) / 2 );
+                    rRenderContext.DrawImage(aTmpPos, aImage, nImageStyle);
+                }
+
+                // Text:
+                if ((pData->eType == MenuItemType::STRING ) || (pData->eType == MenuItemType::STRINGIMAGE))
+                {
+                    aTmpPos.setX( aPos.X() + nTextPos );
+                    aTmpPos.setY( aPos.Y() );
+                    aTmpPos.AdjustY(nTextOffsetY );
+                    DrawTextFlags nStyle = nTextStyle | DrawTextFlags::Mnemonic;
+
+                    if (pData->bIsTemporary)
+                        nStyle |= DrawTextFlags::Disable;
+                    std::vector< tools::Rectangle >* pVector = bLayout ? &mpLayoutData->m_aUnicodeBoundRects : nullptr;
+                    OUString* pDisplayText = bLayout ? &mpLayoutData->m_aDisplayText : nullptr;
+                    if (bLayout)
+                    {
+                        mpLayoutData->m_aLineIndices.push_back(mpLayoutData->m_aDisplayText.getLength());
+                        mpLayoutData->m_aLineItemIds.push_back(pData->nId);
+                    }
+                    // #i47946# with NWF painted menus the background is transparent
+                    // since DrawCtrlText can depend on the background (e.g. for
+                    // DrawTextFlags::Disable), temporarily set a background which
+                    // hopefully matches the NWF background since it is read
+                    // from the system style settings
+                    bool bSetTmpBackground = !rRenderContext.IsBackground()
+                                           && rRenderContext.IsNativeControlSupported(ControlType::MenuPopup, ControlPart::Entire);
+                    if (bSetTmpBackground)
+                    {
+                        Color aBg = IsMenuBar() ? rRenderContext.GetSettings().GetStyleSettings().GetMenuBarColor()
+                                                : rRenderContext.GetSettings().GetStyleSettings().GetMenuColor();
+                        rRenderContext.SetBackground(Wallpaper(aBg));
+                    }
+                    // how much space is there for the text?
+                    tools::Long nMaxItemTextWidth = aOutSz.Width() - aTmpPos.X() - nExtra - nOuterSpaceX;
+                    if (!IsMenuBar() && pData->aAccelKey.GetCode() && !ImplAccelDisabled())
+                    {
+                        OUString aAccText = pData->aAccelKey.GetName();
+                        nMaxItemTextWidth -= rRenderContext.GetTextWidth(aAccText) + 3 * nExtra;
+                    }
+                    if (!IsMenuBar() && pData->pSubMenu)
+                    {
+                        nMaxItemTextWidth -= nFontHeight - nExtra;
+                    }
+
+                    OUString aItemText(pData->aText);
+                    pData->bHiddenOnGUI = false;
+
+                    if (IsMenuBar()) // In case of menubar if we are out of bounds we shouldn't paint the item
+                    {
+                        if (nMaxItemTextWidth < rRenderContext.GetTextWidth(aItemText))
+                        {
+                            aItemText = "";
+                            pData->bHiddenOnGUI = true;
+                            bHiddenItems = true;
+                        }
+                    }
+                    else
+                    {
+                        aItemText = getShortenedString(aItemText, rRenderContext, nMaxItemTextWidth);
+                        pData->bHiddenOnGUI = false;
+                    }
+
+                    const SalLayoutGlyphs* pGlyphs = pData->GetTextGlyphs(&rRenderContext);
+                    if (aItemText != pData->aText)
+                        // Can't use pre-computed glyphs, item text was
+                        // changed.
+                        pGlyphs = nullptr;
+                    rRenderContext.DrawCtrlText(aTmpPos, aItemText, 0, aItemText.getLength(),
+                                                nStyle, pVector, pDisplayText, pGlyphs);
+                    if (bSetTmpBackground)
+                        rRenderContext.SetBackground();
+                }
+
+                // Accel
+                if (!bLayout && !IsMenuBar() && pData->aAccelKey.GetCode() && !ImplAccelDisabled())
+                {
+                    OUString aAccText = pData->aAccelKey.GetName();
+                    aTmpPos.setX( aOutSz.Width() - rRenderContext.GetTextWidth(aAccText) );
+                    aTmpPos.AdjustX( -(4 * nExtra) );
+
+                    aTmpPos.AdjustX( -nOuterSpaceX );
+                    aTmpPos.setY( aPos.Y() );
+                    aTmpPos.AdjustY(nTextOffsetY );
+                    rRenderContext.DrawCtrlText(aTmpPos, aAccText, 0, aAccText.getLength(), nTextStyle);
+                }
+
+                // SubMenu?
+                if (!bLayout && !IsMenuBar() && pData->pSubMenu)
+                {
+                    bool bNativeOk = false;
+                    if (rRenderContext.IsNativeControlSupported(ControlType::MenuPopup, ControlPart::SubmenuArrow))
+                    {
+                        ControlState nState = ControlState::NONE;
+                        Size aTmpSz(0, 0);
+                        tools::Long aSpacing = 0;
+
+                        if (!ImplGetNativeSubmenuArrowSize(rRenderContext, aTmpSz, aSpacing))
+                        {
+                            aTmpSz = Size(nFontHeight, nFontHeight);
+                            aSpacing = nOuterSpaceX;
+                        }
+
+                        if (pData->bEnabled && pWindow->IsEnabled())
+                            nState |= ControlState::ENABLED;
+                        if (bHighlighted)
+                            nState |= ControlState::SELECTED;
+
+                        aTmpPos.setX( aOutSz.Width() - aTmpSz.Width() - aSpacing - nOuterSpaceX );
+                        aTmpPos.setY( aPos.Y() + ( pData->aSz.Height() - aTmpSz.Height() ) / 2 );
+                        aTmpPos.AdjustY(nExtra / 2 );
+
+                        tools::Rectangle aItemRect(aTmpPos, aTmpSz);
+                        MenupopupValue aVal(nTextPos - GUTTERBORDER, aItemRect);
+                        bNativeOk = rRenderContext.DrawNativeControl(ControlType::MenuPopup, ControlPart::SubmenuArrow,
+                                                                     aItemRect, nState, aVal, OUString());
+                    }
+                    if (!bNativeOk)
+                    {
+                        aTmpPos.setX( aOutSz.Width() - nFontHeight + nExtra - nOuterSpaceX );
+                        aTmpPos.setY( aPos.Y() );
+                        aTmpPos.AdjustY(nExtra/2 );
+                        aTmpPos.AdjustY((pData->aSz.Height() / 2) - (nFontHeight / 4) );
+                        if (pData->nBits & MenuItemBits::POPUPSELECT)
+                        {
+                            rRenderContext.SetTextColor(rSettings.GetMenuTextColor());
+                            Point aTmpPos2(aPos);
+                            aTmpPos2.setX( aOutSz.Width() - nFontHeight - nFontHeight/4 );
+                            aDecoView.DrawFrame(tools::Rectangle(aTmpPos2, Size(nFontHeight + nFontHeight / 4,
+                                                                         pData->aSz.Height())),
+                                                DrawFrameStyle::Group);
+                        }
+                        aDecoView.DrawSymbol(tools::Rectangle(aTmpPos, Size(nFontHeight / 2, nFontHeight / 2)),
+                                             SymbolType::SPIN_RIGHT, rRenderContext.GetTextColor(), nSymbolStyle);
+                    }
+                }
+
+                if (pThisItemOnly && bHighlighted)
+                {
+                    // This restores the normal menu or menu bar text
+                    // color for when it is no longer highlighted.
+                    if (IsMenuBar())
+                        rRenderContext.SetTextColor(rSettings.GetMenuBarTextColor());
+                    else
+                        rRenderContext.SetTextColor(rSettings.GetMenuTextColor());
+                }
+            }
+            if( bLayout )
+            {
+                if (!IsMenuBar())
+                    mpLayoutData->m_aVisibleItemBoundRects[ n ] = tools::Rectangle(aTopLeft, Size(aOutSz.Width(), pData->aSz.Height()));
+                else
+                    mpLayoutData->m_aVisibleItemBoundRects[ n ] = tools::Rectangle(aTopLeft, pData->aSz);
+            }
+        }
+
+        if (!IsMenuBar())
+            aTopLeft.AdjustY(pData->aSz.Height() );
+        else
+            aTopLeft.AdjustX(pData->aSz.Width() );
+    }
+
+    // draw "more" (">>") indicator if some items have been hidden as they go out of visible area
+    if (bHiddenItems)
+    {
+        sal_Int32 nSize = nFontHeight;
+        tools::Rectangle aRectangle(Point(aOutSz.Width() - nSize, (aOutSz.Height() / 2) - (nSize / 2)), Size(nSize, nSize));
+        lclDrawMoreIndicator(rRenderContext, aRectangle);
+    }
+}
+
+Menu* Menu::ImplGetStartMenu()
+{
+    Menu* pStart = this;
+    while ( pStart && pStart->pStartedFrom && ( pStart->pStartedFrom != pStart ) )
+        pStart = pStart->pStartedFrom;
+    return pStart;
+}
+
+void Menu::ImplCallHighlight(sal_uInt16 nItem)
+{
+    ImplMenuDelData aDelData( this );
+
+    nSelectedId = 0;
+    sSelectedIdent.clear();
+    MenuItemData* pData = pItemList->GetDataFromPos(nItem);
+    if (pData)
+    {
+        nSelectedId = pData->nId;
+        sSelectedIdent = pData->sIdent;
+    }
+    ImplCallEventListeners( VclEventId::MenuHighlight, GetItemPos( GetCurItemId() ) );
+
+    if( !aDelData.isDeleted() )
+    {
+        nSelectedId = 0;
+        sSelectedIdent.clear();
+    }
+}
+
+IMPL_LINK_NOARG(Menu, ImplCallSelect, void*, void)
+{
+    nEventId = nullptr;
+    Select();
+}
+
+Menu* Menu::ImplFindSelectMenu()
+{
+    Menu* pSelMenu = nEventId ? this : nullptr;
+
+    for ( size_t n = GetItemList()->size(); n && !pSelMenu; )
+    {
+        MenuItemData* pData = GetItemList()->GetDataFromPos( --n );
+
+        if ( pData->pSubMenu )
+            pSelMenu = pData->pSubMenu->ImplFindSelectMenu();
+    }
+
+    return pSelMenu;
+}
+
+Menu* Menu::ImplFindMenu( sal_uInt16 nItemId )
+{
+    Menu* pSelMenu = nullptr;
+
+    for ( size_t n = GetItemList()->size(); n && !pSelMenu; )
+    {
+        MenuItemData* pData = GetItemList()->GetDataFromPos( --n );
+
+        if( pData->nId == nItemId )
+            pSelMenu = this;
+        else if ( pData->pSubMenu )
+            pSelMenu = pData->pSubMenu->ImplFindMenu( nItemId );
+    }
+
+    return pSelMenu;
+}
+
+void Menu::RemoveDisabledEntries( bool bRemoveEmptyPopups )
+{
+    for ( sal_uInt16 n = 0; n < GetItemCount(); n++ )
+    {
+        bool bRemove = false;
+        MenuItemData* pItem = pItemList->GetDataFromPos( n );
+        if ( pItem->eType == MenuItemType::SEPARATOR )
+        {
+            if ( !n || ( GetItemType( n-1 ) == MenuItemType::SEPARATOR ) )
+                bRemove = true;
+        }
+        else
+            bRemove = !pItem->bEnabled;
+
+        if ( pItem->pSubMenu )
+        {
+            pItem->pSubMenu->RemoveDisabledEntries();
+            if ( bRemoveEmptyPopups && !pItem->pSubMenu->GetItemCount() )
+                bRemove = true;
+        }
+
+        if ( bRemove )
+            RemoveItem( n-- );
+    }
+
+    if ( GetItemCount() )
+    {
+        sal_uInt16 nLast = GetItemCount() - 1;
+        MenuItemData* pItem = pItemList->GetDataFromPos( nLast );
+        if ( pItem->eType == MenuItemType::SEPARATOR )
+            RemoveItem( nLast );
+    }
+    mpLayoutData.reset();
+}
+
+void Menu::UpdateNativeMenu()
+{
+    if ( ImplGetSalMenu() )
+        ImplGetSalMenu()->Update();
+}
+
+void Menu::MenuBarKeyInput(const KeyEvent&)
+{
+}
+
+void Menu::ImplKillLayoutData() const
+{
+    mpLayoutData.reset();
+}
+
+void Menu::ImplFillLayoutData() const
+{
+    if (!(pWindow && pWindow->IsReallyVisible()))
+        return;
+
+    mpLayoutData.reset(new MenuLayoutData);
+    if (IsMenuBar())
+    {
+        ImplPaint(*pWindow->GetOutDev(), pWindow->GetOutputSizePixel(), 0, 0, nullptr, false, true); // FIXME
+    }
+    else
+    {
+        MenuFloatingWindow* pFloat = static_cast<MenuFloatingWindow*>(pWindow.get());
+        ImplPaint(*pWindow->GetOutDev(), pWindow->GetOutputSizePixel(), pFloat->nScrollerHeight, pFloat->ImplGetStartY(),
+                  nullptr, false, true); //FIXME
+    }
+}
+
+tools::Rectangle Menu::GetCharacterBounds( sal_uInt16 nItemID, tools::Long nIndex ) const
+{
+    tools::Long nItemIndex = -1;
+    if( ! mpLayoutData )
+        ImplFillLayoutData();
+    if( mpLayoutData )
+    {
+        for( size_t i = 0; i < mpLayoutData->m_aLineItemIds.size(); i++ )
+        {
+            if( mpLayoutData->m_aLineItemIds[i] == nItemID )
+            {
+                nItemIndex = mpLayoutData->m_aLineIndices[i];
+                break;
+            }
+        }
+    }
+    return (mpLayoutData && nItemIndex != -1) ? mpLayoutData->GetCharacterBounds( nItemIndex+nIndex ) : tools::Rectangle();
+}
+
+tools::Long Menu::GetIndexForPoint( const Point& rPoint, sal_uInt16& rItemID ) const
+{
+    tools::Long nIndex = -1;
+    rItemID = 0;
+    if( ! mpLayoutData )
+        ImplFillLayoutData();
+    if( mpLayoutData )
+    {
+        nIndex = mpLayoutData->GetIndexForPoint( rPoint );
+        for( size_t i = 0; i < mpLayoutData->m_aLineIndices.size(); i++ )
+        {
+            if( mpLayoutData->m_aLineIndices[i] <= nIndex &&
+                (i == mpLayoutData->m_aLineIndices.size()-1 || mpLayoutData->m_aLineIndices[i+1] > nIndex) )
+            {
+                // make index relative to item
+                nIndex -= mpLayoutData->m_aLineIndices[i];
+                rItemID = mpLayoutData->m_aLineItemIds[i];
+                break;
+            }
+        }
+    }
+    return nIndex;
+}
+
+tools::Rectangle Menu::GetBoundingRectangle( sal_uInt16 nPos ) const
+{
+    tools::Rectangle aRet;
+
+    if (!mpLayoutData )
+        ImplFillLayoutData();
+    if (mpLayoutData)
+    {
+        std::map< sal_uInt16, tools::Rectangle >::const_iterator it = mpLayoutData->m_aVisibleItemBoundRects.find( nPos );
+        if( it != mpLayoutData->m_aVisibleItemBoundRects.end() )
+            aRet = it->second;
+    }
+    return aRet;
+}
+
+void Menu::SetAccessibleName( sal_uInt16 nItemId, const OUString& rStr )
+{
+    size_t nPos;
+    MenuItemData* pData = pItemList->GetData( nItemId, nPos );
+
+    if (pData && !rStr.equals(pData->aAccessibleName))
+    {
+        pData->aAccessibleName = rStr;
+        ImplCallEventListeners(VclEventId::MenuAccessibleNameChanged, nPos);
+    }
+}
+
+OUString Menu::GetAccessibleName( sal_uInt16 nItemId ) const
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if ( pData )
+        return pData->aAccessibleName;
+
+    return OUString();
+}
+
+void Menu::SetAccessibleDescription( sal_uInt16 nItemId, const OUString& rStr )
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if ( pData )
+        pData->aAccessibleDescription = rStr;
+}
+
+OUString Menu::GetAccessibleDescription( sal_uInt16 nItemId ) const
+{
+    MenuItemData* pData = pItemList->GetData( nItemId );
+
+    if (pData && !pData->aAccessibleDescription.isEmpty())
+        return pData->aAccessibleDescription;
+
+    return GetHelpText(nItemId);
+}
+
+void Menu::GetSystemMenuData( SystemMenuData* pData ) const
+{
+    Menu* pMenu = const_cast<Menu*>(this);
+    if( pData && pMenu->ImplGetSalMenu() )
+    {
+        pMenu->ImplGetSalMenu()->GetSystemMenuData( pData );
+    }
+}
+
+bool Menu::IsHighlighted( sal_uInt16 nItemPos ) const
+{
+    bool bRet = false;
+
+    if( pWindow )
+    {
+        if (IsMenuBar())
+            bRet = ( nItemPos == static_cast< MenuBarWindow * > (pWindow.get())->GetHighlightedItem() );
+        else
+            bRet = ( nItemPos == static_cast< MenuFloatingWindow * > (pWindow.get())->GetHighlightedItem() );
+    }
+
+    return bRet;
+}
+
+void Menu::HighlightItem( sal_uInt16 nItemPos )
+{
+    if ( !pWindow )
+        return;
+
+    if (IsMenuBar())
+    {
+        MenuBarWindow* pMenuWin = static_cast< MenuBarWindow* >( pWindow.get() );
+        pMenuWin->SetAutoPopup( false );
+        pMenuWin->ChangeHighlightItem( nItemPos, false );
+    }
+    else
+    {
+        static_cast< MenuFloatingWindow* >( pWindow.get() )->ChangeHighlightItem( nItemPos, false );
+    }
+}
+
+MenuBarWindow* MenuBar::getMenuBarWindow()
+{
+    // so far just a dynamic_cast, hopefully to be turned into something saner
+    // at some stage
+    MenuBarWindow *pWin = dynamic_cast<MenuBarWindow*>(pWindow.get());
+    //either there is no window (fdo#87663) or it is a MenuBarWindow
+    assert(!pWindow || pWin);
+    return pWin;
+}
+
+MenuBar::MenuBar()
+    : mbCloseBtnVisible(false),
+      mbFloatBtnVisible(false),
+      mbHideBtnVisible(false),
+      mbDisplayable(true)
+{
+    mpSalMenu = ImplGetSVData()->mpDefInst->CreateMenu(true, this);
+}
+
+MenuBar::MenuBar( const MenuBar& rMenu )
+    : mbCloseBtnVisible(false),
+      mbFloatBtnVisible(false),
+      mbHideBtnVisible(false),
+      mbDisplayable(true)
+{
+    mpSalMenu = ImplGetSVData()->mpDefInst->CreateMenu(true, this);
+    *this = rMenu;
+}
+
+MenuBar::~MenuBar()
+{
+    disposeOnce();
+}
+
+void MenuBar::dispose()
+{
+    ImplDestroy( this, true );
+    Menu::dispose();
+}
+
+void MenuBar::ClosePopup(Menu *pMenu)
+{
+    MenuBarWindow* pMenuWin = getMenuBarWindow();
+    if (!pMenuWin)
+        return;
+    pMenuWin->PopupClosed(pMenu);
+}
+
+void MenuBar::MenuBarKeyInput(const KeyEvent& rEvent)
+{
+    pWindow->KeyInput(rEvent);
+}
+
+void MenuBar::ShowCloseButton(bool bShow)
+{
+    ShowButtons( bShow, mbFloatBtnVisible, mbHideBtnVisible );
+}
+
+void MenuBar::ShowButtons( bool bClose, bool bFloat, bool bHide )
+{
+    if ((bClose != mbCloseBtnVisible) ||
+        (bFloat != mbFloatBtnVisible) ||
+        (bHide  != mbHideBtnVisible))
+    {
+        mbCloseBtnVisible = bClose;
+        mbFloatBtnVisible = bFloat;
+        mbHideBtnVisible = bHide;
+        MenuBarWindow* pMenuWin = getMenuBarWindow();
+        if (pMenuWin)
+            pMenuWin->ShowButtons(bClose, bFloat, bHide);
+    }
+}
+
+void MenuBar::LayoutChanged()
+{
+    MenuBarWindow* pMenuWin = getMenuBarWindow();
+    if (pMenuWin)
+        pMenuWin->LayoutChanged();
+}
+
+void MenuBar::SetDisplayable( bool bDisplayable )
+{
+    if( bDisplayable != mbDisplayable )
+    {
+        if ( ImplGetSalMenu() )
+            ImplGetSalMenu()->ShowMenuBar( bDisplayable );
+
+        mbDisplayable = bDisplayable;
+        LayoutChanged();
+    }
+}
+
+VclPtr<vcl::Window> MenuBar::ImplCreate(vcl::Window* pParent, vcl::Window* pWindow, MenuBar* pMenu)
+{
+    VclPtr<MenuBarWindow> pMenuBarWindow = dynamic_cast<MenuBarWindow*>(pWindow);
+    if (!pMenuBarWindow)
+    {
+        pWindow = pMenuBarWindow = VclPtr<MenuBarWindow>::Create( pParent );
+    }
+
+    pMenu->pStartedFrom = nullptr;
+    pMenu->pWindow = pWindow;
+    pMenuBarWindow->SetMenu(pMenu);
+    tools::Long nHeight = pWindow ? pMenu->ImplCalcSize(pWindow).Height() : 0;
+
+    // depending on the native implementation or the displayable flag
+    // the menubar windows is suppressed (ie, height=0)
+    if (!pMenu->IsDisplayable() || (pMenu->ImplGetSalMenu() && pMenu->ImplGetSalMenu()->VisibleMenuBar()))
+    {
+        nHeight = 0;
+    }
+
+    pMenuBarWindow->SetHeight(nHeight);
+    return pWindow;
+}
+
+void MenuBar::ImplDestroy( MenuBar* pMenu, bool bDelete )
+{
+    vcl::Window *pWindow = pMenu->ImplGetWindow();
+    if (pWindow && bDelete)
+    {
+        MenuBarWindow* pMenuWin = pMenu->getMenuBarWindow();
+        if (pMenuWin)
+            pMenuWin->KillActivePopup();
+        pWindow->disposeOnce();
+    }
+    pMenu->pWindow = nullptr;
+    if (pMenu->mpSalMenu) {
+        pMenu->mpSalMenu->ShowMenuBar(false);
+    }
+}
+
+bool MenuBar::ImplHandleKeyEvent( const KeyEvent& rKEvent )
+{
+    // No keyboard processing when our menubar is invisible
+    if (!IsDisplayable())
+        return false;
+
+    // No keyboard processing when system handles the menu.
+    SalMenu *pNativeMenu = ImplGetSalMenu();
+    if (pNativeMenu && pNativeMenu->VisibleMenuBar())
+    {
+        // Except when the event is the F6 cycle pane event and we can put our
+        // focus into it (i.e. the gtk3 menubar case but not the mac/unity case
+        // where it's not part of the application window)
+        if (!TaskPaneList::IsCycleKey(rKEvent.GetKeyCode()))
+            return false;
+        if (!pNativeMenu->CanGetFocus())
+            return false;
+    }
+
+    bool bDone = false;
+    // check for enabled, if this method is called from another window...
+    vcl::Window* pWin = ImplGetWindow();
+    if (pWin && pWin->IsEnabled() && pWin->IsInputEnabled()  && !pWin->IsInModalMode())
+    {
+        MenuBarWindow* pMenuWin = getMenuBarWindow();
+        bDone = pMenuWin && pMenuWin->HandleKeyEvent(rKEvent, false/*bFromMenu*/);
+    }
+    return bDone;
+}
+
+void MenuBar::SelectItem(sal_uInt16 nId)
+{
+    if (!pWindow)
+        return;
+
+    pWindow->GrabFocus();
+    nId = GetItemPos( nId );
+
+    MenuBarWindow* pMenuWin = getMenuBarWindow();
+    if (pMenuWin)
+    {
+        // #99705# popup the selected menu
+        pMenuWin->SetAutoPopup( true );
+        if (ITEMPOS_INVALID != pMenuWin->GetHighlightedItem())
+        {
+            pMenuWin->KillActivePopup();
+            pMenuWin->ChangeHighlightItem( ITEMPOS_INVALID, false );
+        }
+        if (nId != ITEMPOS_INVALID)
+            pMenuWin->ChangeHighlightItem( nId, false );
+    }
+}
+
+// handler for native menu selection and command events
+bool Menu::HandleMenuActivateEvent( Menu *pMenu ) const
+{
+    if( pMenu )
+    {
+        ImplMenuDelData aDelData( this );
+
+        pMenu->pStartedFrom = const_cast<Menu*>(this);
+        pMenu->bInCallback = true;
+        pMenu->Activate();
+
+        if( !aDelData.isDeleted() )
+            pMenu->bInCallback = false;
+    }
+    return true;
+}
+
+bool Menu::HandleMenuDeActivateEvent( Menu *pMenu ) const
+{
+    if( pMenu )
+    {
+        ImplMenuDelData aDelData( this );
+
+        pMenu->pStartedFrom = const_cast<Menu*>(this);
+        pMenu->bInCallback = true;
+        pMenu->Deactivate();
+        if( !aDelData.isDeleted() )
+            pMenu->bInCallback = false;
+    }
+    return true;
+}
+
+bool MenuBar::HandleMenuHighlightEvent( Menu *pMenu, sal_uInt16 nHighlightEventId ) const
+{
+    if( !pMenu )
+        pMenu = const_cast<MenuBar*>(this)->ImplFindMenu(nHighlightEventId);
+    if( pMenu )
+    {
+        ImplMenuDelData aDelData( pMenu );
+
+        if( mnHighlightedItemPos != ITEMPOS_INVALID )
+            pMenu->ImplCallEventListeners( VclEventId::MenuDehighlight, mnHighlightedItemPos );
+
+        if( !aDelData.isDeleted() )
+        {
+            pMenu->mnHighlightedItemPos = pMenu->GetItemPos( nHighlightEventId );
+            pMenu->nSelectedId = nHighlightEventId;
+            pMenu->sSelectedIdent = pMenu->GetItemIdent( nHighlightEventId );
+            pMenu->pStartedFrom = const_cast<MenuBar*>(this);
+            pMenu->ImplCallHighlight( pMenu->mnHighlightedItemPos );
+        }
+        return true;
+    }
+    else
+        return false;
+}
+
+bool Menu::HandleMenuCommandEvent( Menu *pMenu, sal_uInt16 nCommandEventId ) const
+{
+    if( !pMenu )
+        pMenu = const_cast<Menu*>(this)->ImplFindMenu(nCommandEventId);
+    if( pMenu )
+    {
+        pMenu->nSelectedId = nCommandEventId;
+        pMenu->sSelectedIdent = pMenu->GetItemIdent(nCommandEventId);
+        pMenu->pStartedFrom = const_cast<Menu*>(this);
+        pMenu->ImplSelect();
+        return true;
+    }
+    else
+        return false;
+}
+
+sal_uInt16 MenuBar::AddMenuBarButton( const Image& i_rImage, const Link<MenuBarButtonCallbackArg&,bool>& i_rLink, const OUString& i_rToolTip )
+{
+    MenuBarWindow* pMenuWin = getMenuBarWindow();
+    return pMenuWin ? pMenuWin->AddMenuBarButton(i_rImage, i_rLink, i_rToolTip) : 0;
+}
+
+void MenuBar::SetMenuBarButtonHighlightHdl( sal_uInt16 nId, const Link<MenuBarButtonCallbackArg&,bool>& rLink )
+{
+    MenuBarWindow* pMenuWin = getMenuBarWindow();
+    if (!pMenuWin)
+        return;
+    pMenuWin->SetMenuBarButtonHighlightHdl(nId, rLink);
+}
+
+void MenuBar::RemoveMenuBarButton( sal_uInt16 nId )
+{
+    MenuBarWindow* pMenuWin = getMenuBarWindow();
+    if (!pMenuWin)
+        return;
+    pMenuWin->RemoveMenuBarButton(nId);
+}
+
+tools::Rectangle MenuBar::GetMenuBarButtonRectPixel( sal_uInt16 nId )
+{
+    MenuBarWindow* pMenuWin = getMenuBarWindow();
+    return pMenuWin ? pMenuWin->GetMenuBarButtonRectPixel(nId) : tools::Rectangle();
+}
+
+bool MenuBar::HandleMenuButtonEvent( sal_uInt16 i_nButtonId )
+{
+    MenuBarWindow* pMenuWin = getMenuBarWindow();
+    return pMenuWin && pMenuWin->HandleMenuButtonEvent(i_nButtonId);
+}
+
+int MenuBar::GetMenuBarHeight() const
+{
+    MenuBar* pMenuBar = const_cast<MenuBar*>(this);
+    const SalMenu *pNativeMenu = pMenuBar->ImplGetSalMenu();
+    int nMenubarHeight;
+    if (pNativeMenu)
+        nMenubarHeight = pNativeMenu->GetMenuBarHeight();
+    else
+    {
+        vcl::Window* pMenubarWin = GetWindow();
+        nMenubarHeight = pMenubarWin ? pMenubarWin->GetOutputSizePixel().Height() : 0;
+    }
+    return nMenubarHeight;
+}
+
+// bool PopupMenu::bAnyPopupInExecute = false;
+
+MenuFloatingWindow * PopupMenu::ImplGetFloatingWindow() const {
+    return static_cast<MenuFloatingWindow *>(Menu::ImplGetWindow());
+}
+
+PopupMenu::PopupMenu()
+{
+    mpSalMenu = ImplGetSVData()->mpDefInst->CreateMenu(false, this);
+}
+
+PopupMenu::PopupMenu( const PopupMenu& rMenu )
+{
+    mpSalMenu = ImplGetSVData()->mpDefInst->CreateMenu(false, this);
+    *this = rMenu;
+}
+
+PopupMenu::~PopupMenu()
+{
+    disposeOnce();
+}
+
+void PopupMenu::ClosePopup(Menu* pMenu)
+{
+    MenuFloatingWindow* p = dynamic_cast<MenuFloatingWindow*>(ImplGetWindow());
+    PopupMenu *pPopup = dynamic_cast<PopupMenu*>(pMenu);
+    if (p && pPopup)
+        p->KillActivePopup(pPopup);
+}
+
+namespace vcl
+{
+    bool IsInPopupMenuExecute()
+    {
+        return PopupMenu::GetActivePopupMenu() != nullptr;
+    }
+}
+
+PopupMenu* PopupMenu::GetActivePopupMenu()
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    return pSVData->maAppData.mpActivePopupMenu;
+}
+
+void PopupMenu::EndExecute()
+{
+    if ( ImplGetWindow() )
+        ImplGetFloatingWindow()->EndExecute( 0 );
+}
+
+void PopupMenu::SelectItem(sal_uInt16 nId)
+{
+    if ( !ImplGetWindow() )
+        return;
+
+    if( nId != ITEMPOS_INVALID )
+    {
+        size_t nPos = 0;
+        MenuItemData* pData = GetItemList()->GetData( nId, nPos );
+        if (pData && pData->pSubMenu)
+            ImplGetFloatingWindow()->ChangeHighlightItem( nPos, true );
+        else
+            ImplGetFloatingWindow()->EndExecute( nId );
+    }
+    else
+    {
+        MenuFloatingWindow* pFloat = ImplGetFloatingWindow();
+        pFloat->GrabFocus();
+
+        for( size_t nPos = 0; nPos < GetItemList()->size(); nPos++ )
+        {
+            MenuItemData* pData = GetItemList()->GetDataFromPos( nPos );
+            if( pData->pSubMenu )
+            {
+                pFloat->KillActivePopup();
+            }
+        }
+        pFloat->ChangeHighlightItem( ITEMPOS_INVALID, false );
+    }
+}
+
+void PopupMenu::SetSelectedEntry( sal_uInt16 nId )
+{
+    nSelectedId = nId;
+    sSelectedIdent = GetItemIdent(nId);
+}
+
+sal_uInt16 PopupMenu::Execute( vcl::Window* pExecWindow, const Point& rPopupPos )
+{
+    return Execute( pExecWindow, tools::Rectangle( rPopupPos, rPopupPos ), PopupMenuFlags::ExecuteDown );
+}
+
+sal_uInt16 PopupMenu::Execute( vcl::Window* pExecWindow, const tools::Rectangle& rRect, PopupMenuFlags nFlags )
+{
+    ENSURE_OR_RETURN( pExecWindow, "PopupMenu::Execute: need a non-NULL window!", 0 );
+
+    FloatWinPopupFlags nPopupModeFlags = FloatWinPopupFlags::NONE;
+    if ( nFlags & PopupMenuFlags::ExecuteDown )
+        nPopupModeFlags = FloatWinPopupFlags::Down;
+    else if ( nFlags & PopupMenuFlags::ExecuteUp )
+        nPopupModeFlags = FloatWinPopupFlags::Up;
+    else if ( nFlags & PopupMenuFlags::ExecuteRight )
+        nPopupModeFlags = FloatWinPopupFlags::Right;
+    else
+        nPopupModeFlags = FloatWinPopupFlags::Down;
+
+    if (nFlags & PopupMenuFlags::NoMouseUpClose )                      // allow popup menus to stay open on mouse button up
+        nPopupModeFlags |= FloatWinPopupFlags::NoMouseUpClose;    // useful if the menu was opened on mousebutton down (eg toolbox configuration)
+
+    return ImplExecute( pExecWindow, rRect, nPopupModeFlags, nullptr, false );
+}
+
+void PopupMenu::ImplFlushPendingSelect()
+{
+    // is there still Select?
+    Menu* pSelect = ImplFindSelectMenu();
+    if (pSelect)
+    {
+        // Select should be called prior to leaving execute in a popup menu!
+        Application::RemoveUserEvent( pSelect->nEventId );
+        pSelect->nEventId = nullptr;
+        pSelect->Select();
+    }
+}
+
+sal_uInt16 PopupMenu::ImplExecute( const VclPtr<vcl::Window>& pW, const tools::Rectangle& rRect, FloatWinPopupFlags nPopupModeFlags, Menu* pSFrom, bool bPreSelectFirst )
+{
+    if ( !pSFrom && ( vcl::IsInPopupMenuExecute() || !GetItemCount() ) )
+        return 0;
+
+    mpLayoutData.reset();
+
+    ImplSVData* pSVData = ImplGetSVData();
+
+    pStartedFrom = pSFrom;
+    nSelectedId = 0;
+    sSelectedIdent.clear();
+    bCanceled = false;
+
+    VclPtr<vcl::Window> xFocusId;
+    bool bRealExecute = false;
+    if ( !pStartedFrom )
+    {
+        pSVData->mpWinData->mbNoDeactivate = true;
+        xFocusId = Window::SaveFocus();
+        bRealExecute = true;
+    }
+    else
+    {
+        // assure that only one menu is open at a time
+        if (pStartedFrom->IsMenuBar() && pSVData->mpWinData->mpFirstFloat)
+            pSVData->mpWinData->mpFirstFloat->EndPopupMode(FloatWinPopupEndFlags::Cancel
+                                                           | FloatWinPopupEndFlags::CloseAll);
+    }
+
+    SAL_WARN_IF( ImplGetWindow(), "vcl", "Win?!" );
+    tools::Rectangle aRect( rRect );
+    aRect.SetPos( pW->OutputToScreenPixel( aRect.TopLeft() ) );
+
+    if (bRealExecute)
+        nPopupModeFlags |= FloatWinPopupFlags::NewLevel;
+    nPopupModeFlags |= FloatWinPopupFlags::NoKeyClose | FloatWinPopupFlags::AllMouseButtonClose;
+
+    bInCallback = true; // set it here, if Activate overridden
+    Activate();
+    bInCallback = false;
+
+    if ( pW->isDisposed() )
+        return 0;   // Error
+
+    if ( bCanceled || bKilled )
+        return 0;
+
+    if ( !GetItemCount() )
+        return 0;
+
+    // The flag MenuFlags::HideDisabledEntries is inherited.
+    if ( pSFrom )
+    {
+        if ( pSFrom->nMenuFlags & MenuFlags::HideDisabledEntries )
+            nMenuFlags |= MenuFlags::HideDisabledEntries;
+        else
+            nMenuFlags &= ~MenuFlags::HideDisabledEntries;
+    }
+    else
+        // #102790# context menus shall never show disabled entries
+        nMenuFlags |= MenuFlags::HideDisabledEntries;
+
+    sal_uInt16 nVisibleEntries = ImplGetVisibleItemCount();
+    if ( !nVisibleEntries )
+    {
+        OUString aTmpEntryText(VclResId(SV_RESID_STRING_NOSELECTIONPOSSIBLE));
+
+        MenuItemData* pData = NbcInsertItem(0xFFFF, MenuItemBits::NONE, aTmpEntryText, nullptr, 0xFFFF, OString());
+        size_t nPos = 0;
+        pData = pItemList->GetData( pData->nId, nPos );
+        assert(pData);
+        if (pData)
+        {
+            pData->bIsTemporary = true;
+        }
+        ImplCallEventListeners(VclEventId::MenuSubmenuChanged, nPos);
+    }
+
+    VclPtrInstance<MenuFloatingWindow> pWin( this, pW, WB_BORDER | WB_SYSTEMWINDOW );
+    if (comphelper::LibreOfficeKit::isActive() && get_id() == "editviewspellmenu")
+    {
+        VclPtr<vcl::Window> xNotifierParent = pW->GetParentWithLOKNotifier();
+        assert(xNotifierParent && xNotifierParent->GetLOKNotifier() && "editview menu without LOKNotifier");
+        pWin->SetLOKNotifier(xNotifierParent->GetLOKNotifier());
+    }
+
+    if( pSVData->maNWFData.mbFlatMenu )
+        pWin->SetBorderStyle( WindowBorderStyle::NOBORDER );
+    else
+        pWin->SetBorderStyle( pWin->GetBorderStyle() | WindowBorderStyle::MENU );
+    pWindow = pWin;
+
+    Size aSz = ImplCalcSize( pWin );
+
+    tools::Rectangle aDesktopRect(pWin->GetDesktopRectPixel());
+    if( Application::GetScreenCount() > 1 && Application::IsUnifiedDisplay() )
+    {
+        vcl::Window* pDeskW = pWindow->GetWindow( GetWindowType::RealParent );
+        if( ! pDeskW )
+            pDeskW = pWindow;
+        Point aDesktopTL( pDeskW->OutputToAbsoluteScreenPixel( aRect.TopLeft() ) );
+        aDesktopRect = Application::GetScreenPosSizePixel(
+            Application::GetBestScreen( tools::Rectangle( aDesktopTL, aRect.GetSize() ) ));
+    }
+
+    tools::Long nMaxHeight = aDesktopRect.GetHeight();
+
+    //rhbz#1021915. If a menu won't fit in the desired location the default
+    //mode is to place it somewhere it will fit.  e.g. above, left, right. For
+    //some cases, e.g. menubars, it's desirable to limit the options to
+    //above/below and force the menu to scroll if it won't fit
+    if (nPopupModeFlags & FloatWinPopupFlags::NoHorzPlacement)
+    {
+        vcl::Window* pRef = pWin;
+        if ( pRef->GetParent() )
+            pRef = pRef->GetParent();
+
+        tools::Rectangle devRect(  pRef->OutputToAbsoluteScreenPixel( aRect.TopLeft() ),
+                            pRef->OutputToAbsoluteScreenPixel( aRect.BottomRight() ) );
+
+        tools::Long nHeightAbove = devRect.Top() - aDesktopRect.Top();
+        tools::Long nHeightBelow = aDesktopRect.Bottom() - devRect.Bottom();
+        nMaxHeight = std::min(nMaxHeight, std::max(nHeightAbove, nHeightBelow));
+    }
+
+    // In certain cases this might be misdetected with a height of 0, leading to menus not being displayed.
+    // So assume that the available screen size matches at least the system requirements
+    SAL_WARN_IF(nMaxHeight < 768, "vcl",
+                "Available height misdetected as " << nMaxHeight
+                                                   << "px. Setting to 768px instead.");
+    nMaxHeight = std::max(nMaxHeight, tools::Long(768));
+
+    if (pStartedFrom && pStartedFrom->IsMenuBar())
+        nMaxHeight -= pW->GetSizePixel().Height();
+    sal_Int32 nLeft, nTop, nRight, nBottom;
+    pWindow->GetBorder( nLeft, nTop, nRight, nBottom );
+    nMaxHeight -= nTop+nBottom;
+    if ( aSz.Height() > nMaxHeight )
+    {
+        pWin->EnableScrollMenu( true );
+        sal_uInt16 nStart = ImplGetFirstVisible();
+        sal_uInt16 nEntries = ImplCalcVisEntries( nMaxHeight, nStart );
+        aSz.setHeight( ImplCalcHeight( nEntries ) );
+    }
+
+    // tdf#126054 hold this until after function completes
+    VclPtr<PopupMenu> xThis(this);
+
+    pWin->SetFocusId( xFocusId );
+    pWin->SetOutputSizePixel( aSz );
+    if ( GetItemCount() )
+    {
+        SalMenu* pMenu = ImplGetSalMenu();
+        if( pMenu && bRealExecute && pMenu->ShowNativePopupMenu( pWin, aRect, nPopupModeFlags | FloatWinPopupFlags::GrabFocus ) )
+        {
+            pWin->StopExecute();
+            pWin->doShutdown();
+            pWindow.disposeAndClear();
+            ImplClosePopupToolBox(pW);
+            ImplFlushPendingSelect();
+            return nSelectedId;
+        }
+        else
+        {
+            pWin->StartPopupMode( aRect, nPopupModeFlags | FloatWinPopupFlags::GrabFocus );
+        }
+        if( pSFrom )
+        {
+            sal_uInt16 aPos;
+            if (pSFrom->IsMenuBar())
+                aPos = static_cast<MenuBarWindow *>(pSFrom->pWindow.get())->GetHighlightedItem();
+            else
+                aPos = static_cast<MenuFloatingWindow *>(pSFrom->pWindow.get())->GetHighlightedItem();
+
+            pWin->SetPosInParent( aPos );  // store position to be sent in SUBMENUDEACTIVATE
+            pSFrom->ImplCallEventListeners( VclEventId::MenuSubmenuActivate, aPos );
+        }
+    }
+    if ( bPreSelectFirst )
+    {
+        size_t nCount = pItemList->size();
+        for ( size_t n = 0; n < nCount; n++ )
+        {
+            MenuItemData* pData = pItemList->GetDataFromPos( n );
+            if (  (  pData->bEnabled
+                  || !Application::GetSettings().GetStyleSettings().GetSkipDisabledInMenus()
+                  )
+               && ( pData->eType != MenuItemType::SEPARATOR )
+               && ImplIsVisible( n )
+               && ImplIsSelectable( n )
+               )
+            {
+                pWin->ChangeHighlightItem( n, false );
+                break;
+            }
+        }
+    }
+    if ( bRealExecute )
+    {
+        pWin->Execute();
+        if (pWin->isDisposed())
+            return 0;
+
+        xFocusId = pWin->GetFocusId();
+        assert(xFocusId == nullptr && "Focus should already be restored by MenuFloatingWindow::End");
+        pWin->ImplEndPopupMode(FloatWinPopupEndFlags::NONE, xFocusId);
+
+        if ( nSelectedId )  // then clean up .. ( otherwise done by TH )
+        {
+            PopupMenu* pSub = pWin->GetActivePopup();
+            while ( pSub )
+            {
+                pSub->ImplGetFloatingWindow()->EndPopupMode();
+                pSub = pSub->ImplGetFloatingWindow()->GetActivePopup();
+            }
+        }
+        pWin->doShutdown();
+        pWindow.disposeAndClear();
+        ImplClosePopupToolBox(pW);
+        ImplFlushPendingSelect();
+    }
+
+    return bRealExecute ? nSelectedId : 0;
+}
+
+sal_uInt16 PopupMenu::ImplCalcVisEntries( tools::Long nMaxHeight, sal_uInt16 nStartEntry, sal_uInt16* pLastVisible ) const
+{
+    nMaxHeight -= 2 * ImplGetFloatingWindow()->GetScrollerHeight();
+
+    tools::Long nHeight = 0;
+    size_t nEntries = pItemList->size();
+    sal_uInt16 nVisEntries = 0;
+
+    if ( pLastVisible )
+        *pLastVisible = 0;
+
+    for ( size_t n = nStartEntry; n < nEntries; n++ )
+    {
+        if ( ImplIsVisible( n ) )
+        {
+            MenuItemData* pData = pItemList->GetDataFromPos( n );
+            nHeight += pData->aSz.Height();
+            if ( nHeight > nMaxHeight )
+                break;
+
+            if ( pLastVisible )
+                *pLastVisible = n;
+            nVisEntries++;
+        }
+    }
+    return nVisEntries;
+}
+
+tools::Long PopupMenu::ImplCalcHeight( sal_uInt16 nEntries ) const
+{
+    tools::Long nHeight = 0;
+
+    sal_uInt16 nFound = 0;
+    for ( size_t n = 0; ( nFound < nEntries ) && ( n < pItemList->size() ); n++ )
+    {
+        if ( ImplIsVisible( static_cast<sal_uInt16>(n) ) )
+        {
+            MenuItemData* pData = pItemList->GetDataFromPos( n );
+            nHeight += pData->aSz.Height();
+            nFound++;
+        }
+    }
+
+    nHeight += 2*ImplGetFloatingWindow()->GetScrollerHeight();
+
+    return nHeight;
+}
+
+css::uno::Reference<css::awt::XPopupMenu> PopupMenu::CreateMenuInterface()
+{
+    UnoWrapperBase* pWrapper = UnoWrapperBase::GetUnoWrapper();
+    if ( pWrapper )
+        return pWrapper->CreateMenuInterface(this);
+    return nullptr;
+}
+
+ImplMenuDelData::ImplMenuDelData( const Menu* pMenu )
+: mpNext( nullptr )
+, mpMenu( nullptr )
+{
+    if( pMenu )
+        const_cast< Menu* >( pMenu )->ImplAddDel( *this );
+}
+
+ImplMenuDelData::~ImplMenuDelData()
+{
+    if( mpMenu )
+        const_cast< Menu* >( mpMenu.get() )->ImplRemoveDel( *this );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/menubarwindow.cxx b/vcl/source/window/menubarwindow.cxx
new file mode 100644
index 000000000..51bad55d4
--- /dev/null
+++ b/vcl/source/window/menubarwindow.cxx
@@ -0,0 +1,1222 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include "menubarwindow.hxx"
+#include "menuitemlist.hxx"
+#include "menufloatingwindow.hxx"
+
+#include <vcl/dockingarea.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/taskpanelist.hxx>
+#include <sal/log.hxx>
+
+#include <salframe.hxx>
+#include <salmenu.hxx>
+#include <svdata.hxx>
+#include <strings.hrc>
+#include <bitmaps.hlst>
+#include <window.h>
+#include "bufferdevice.hxx"
+
+// document closing button
+#define IID_DOCUMENTCLOSE 1
+
+DecoToolBox::DecoToolBox( vcl::Window* pParent ) :
+    ToolBox( pParent, 0 ),
+    lastSize(-1)
+{
+    calcMinSize();
+}
+
+void DecoToolBox::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    Window::DataChanged( rDCEvt );
+
+    if ( rDCEvt.GetFlags() & AllSettingsFlags::STYLE )
+    {
+        calcMinSize();
+        SetBackground();
+        SetImages( 0, true);
+    }
+}
+
+void DecoToolBox::calcMinSize()
+{
+    ScopedVclPtrInstance<ToolBox> aTbx( GetParent() );
+    if( GetItemCount() == 0 )
+    {
+        aTbx->InsertItem(ToolBoxItemId(IID_DOCUMENTCLOSE), Image(StockImage::Yes, SV_RESID_BITMAP_CLOSEDOC));
+    }
+    else
+    {
+        ImplToolItems::size_type nItems = GetItemCount();
+        for( ImplToolItems::size_type i = 0; i < nItems; i++ )
+        {
+            ToolBoxItemId nId = GetItemId( i );
+            aTbx->InsertItem( nId, GetItemImage( nId ) );
+        }
+    }
+    maMinSize = aTbx->CalcWindowSizePixel();
+
+    aTbx.disposeAndClear();
+}
+
+void DecoToolBox::SetImages( tools::Long nMaxHeight, bool bForce )
+{
+    tools::Long border = getMinSize().Height() - maImage.GetSizePixel().Height();
+
+    if( !nMaxHeight && lastSize != -1 )
+        nMaxHeight = lastSize + border; // don't change anything if called with 0
+
+    if( nMaxHeight < getMinSize().Height() )
+        nMaxHeight = getMinSize().Height();
+
+    if( (lastSize == nMaxHeight - border) && !bForce )
+        return;
+
+    lastSize = nMaxHeight - border;
+
+    Color       aEraseColor( ColorTransparency, 255, 255, 255, 255 );
+    BitmapEx    aBmpExDst( maImage.GetBitmapEx() );
+    BitmapEx    aBmpExSrc( aBmpExDst );
+
+    aEraseColor.SetAlpha( 0 );
+    aBmpExDst.Erase( aEraseColor );
+    aBmpExDst.Scale( Size( lastSize, lastSize ) );
+
+    tools::Rectangle aSrcRect( Point(0,0), maImage.GetSizePixel() );
+    tools::Rectangle aDestRect( Point((lastSize - maImage.GetSizePixel().Width())/2,
+                            (lastSize - maImage.GetSizePixel().Height())/2 ),
+                        maImage.GetSizePixel() );
+
+    aBmpExDst.CopyPixel( aDestRect, aSrcRect, &aBmpExSrc );
+    SetItemImage( ToolBoxItemId(IID_DOCUMENTCLOSE), Image( aBmpExDst ) );
+
+}
+
+MenuBarWindow::MenuBarWindow( vcl::Window* pParent ) :
+    Window( pParent, 0 ),
+    m_aCloseBtn(VclPtr<DecoToolBox>::Create(this)),
+    m_aFloatBtn(VclPtr<PushButton>::Create(this, WB_NOPOINTERFOCUS | WB_SMALLSTYLE | WB_RECTSTYLE)),
+    m_aHideBtn(VclPtr<PushButton>::Create(this, WB_NOPOINTERFOCUS | WB_SMALLSTYLE | WB_RECTSTYLE))
+{
+    SetType(WindowType::MENUBARWINDOW);
+    m_pMenu = nullptr;
+    m_pActivePopup = nullptr;
+    m_nHighlightedItem = ITEMPOS_INVALID;
+    m_nRolloveredItem = ITEMPOS_INVALID;
+    mbAutoPopup = true;
+    m_bIgnoreFirstMove = true;
+
+    m_aCloseBtn->maImage = Image(StockImage::Yes, SV_RESID_BITMAP_CLOSEDOC);
+
+    m_aCloseBtn->SetBackground();
+    m_aCloseBtn->SetPaintTransparent(true);
+    m_aCloseBtn->SetParentClipMode(ParentClipMode::NoClip);
+
+    m_aCloseBtn->InsertItem(ToolBoxItemId(IID_DOCUMENTCLOSE), m_aCloseBtn->maImage);
+    m_aCloseBtn->SetSelectHdl(LINK(this, MenuBarWindow, CloseHdl));
+    m_aCloseBtn->AddEventListener(LINK(this, MenuBarWindow, ToolboxEventHdl));
+    m_aCloseBtn->SetQuickHelpText(ToolBoxItemId(IID_DOCUMENTCLOSE), VclResId(SV_HELPTEXT_CLOSEDOCUMENT));
+
+    m_aFloatBtn->SetSymbol( SymbolType::FLOAT );
+    m_aFloatBtn->SetQuickHelpText(VclResId(SV_HELPTEXT_RESTORE));
+
+    m_aHideBtn->SetSymbol( SymbolType::HIDE );
+    m_aHideBtn->SetQuickHelpText(VclResId(SV_HELPTEXT_MINIMIZE));
+
+    ImplInitStyleSettings();
+
+    AddEventListener(LINK(this, MenuBarWindow, ShowHideListener));
+}
+
+MenuBarWindow::~MenuBarWindow()
+{
+    disposeOnce();
+}
+
+void MenuBarWindow::dispose()
+{
+    m_aCloseBtn->RemoveEventListener(LINK(this, MenuBarWindow, ToolboxEventHdl));
+    RemoveEventListener(LINK(this, MenuBarWindow, ShowHideListener));
+
+    mpParentPopup.disposeAndClear();
+    m_aHideBtn.disposeAndClear();
+    m_aFloatBtn.disposeAndClear();
+    m_aCloseBtn.disposeAndClear();
+    m_pMenu.clear();
+    m_pActivePopup.clear();
+    m_xSaveFocusId.clear();
+
+    Window::dispose();
+}
+
+void MenuBarWindow::SetMenu( MenuBar* pMen )
+{
+    m_pMenu = pMen;
+    KillActivePopup();
+    m_nHighlightedItem = ITEMPOS_INVALID;
+    if (pMen)
+    {
+        m_aCloseBtn->ShowItem(ToolBoxItemId(IID_DOCUMENTCLOSE), pMen->HasCloseButton());
+        m_aCloseBtn->Show(pMen->HasCloseButton() || !m_aAddButtons.empty());
+        m_aFloatBtn->Show(pMen->HasFloatButton());
+        m_aHideBtn->Show(pMen->HasHideButton());
+    }
+    Invalidate();
+
+    // show and connect native menubar
+    if( m_pMenu && m_pMenu->ImplGetSalMenu() )
+    {
+        if( m_pMenu->ImplGetSalMenu()->VisibleMenuBar() )
+            ImplGetFrame()->SetMenu( m_pMenu->ImplGetSalMenu() );
+
+        m_pMenu->ImplGetSalMenu()->SetFrame( ImplGetFrame() );
+        m_pMenu->ImplGetSalMenu()->ShowMenuBar(true);
+    }
+}
+
+void MenuBarWindow::SetHeight(tools::Long nHeight)
+{
+    setPosSizePixel(0, 0, 0, nHeight, PosSizeFlags::Height);
+}
+
+void MenuBarWindow::ShowButtons( bool bClose, bool bFloat, bool bHide )
+{
+    m_aCloseBtn->ShowItem(ToolBoxItemId(IID_DOCUMENTCLOSE), bClose);
+    m_aCloseBtn->Show(bClose || !m_aAddButtons.empty());
+    if (m_pMenu->mpSalMenu)
+        m_pMenu->mpSalMenu->ShowCloseButton(bClose);
+    m_aFloatBtn->Show( bFloat );
+    m_aHideBtn->Show( bHide );
+    Resize();
+}
+
+Size const & MenuBarWindow::MinCloseButtonSize() const
+{
+    return m_aCloseBtn->getMinSize();
+}
+
+IMPL_LINK_NOARG(MenuBarWindow, CloseHdl, ToolBox *, void)
+{
+    if( ! m_pMenu )
+        return;
+
+    if( m_aCloseBtn->GetCurItemId() == ToolBoxItemId(IID_DOCUMENTCLOSE) )
+    {
+        // #i106052# call close hdl asynchronously to ease handler implementation
+        // this avoids still being in the handler while the DecoToolBox already
+        // gets destroyed
+        Application::PostUserEvent(static_cast<MenuBar*>(m_pMenu.get())->GetCloseButtonClickHdl());
+    }
+    else
+    {
+        std::map<sal_uInt16,AddButtonEntry>::iterator it = m_aAddButtons.find(sal_uInt16(m_aCloseBtn->GetCurItemId()));
+        if( it != m_aAddButtons.end() )
+        {
+            MenuBarButtonCallbackArg aArg;
+            aArg.nId = it->first;
+            aArg.bHighlight = (sal_uInt16(m_aCloseBtn->GetHighlightItemId()) == it->first);
+            it->second.m_aSelectLink.Call( aArg );
+        }
+    }
+}
+
+IMPL_LINK( MenuBarWindow, ToolboxEventHdl, VclWindowEvent&, rEvent, void )
+{
+    if( ! m_pMenu )
+        return;
+
+    MenuBarButtonCallbackArg aArg;
+    aArg.nId = 0xffff;
+    aArg.bHighlight = (rEvent.GetId() == VclEventId::ToolboxHighlight);
+    if( rEvent.GetId() == VclEventId::ToolboxHighlight )
+        aArg.nId =sal_uInt16(m_aCloseBtn->GetHighlightItemId());
+    else if( rEvent.GetId() == VclEventId::ToolboxHighlightOff )
+    {
+        auto nPos = static_cast<ToolBox::ImplToolItems::size_type>(reinterpret_cast<sal_IntPtr>(rEvent.GetData()));
+        aArg.nId = sal_uInt16(m_aCloseBtn->GetItemId(nPos));
+    }
+    std::map< sal_uInt16, AddButtonEntry >::iterator it = m_aAddButtons.find( aArg.nId );
+    if( it != m_aAddButtons.end() )
+    {
+        it->second.m_aHighlightLink.Call( aArg );
+    }
+}
+
+IMPL_LINK( MenuBarWindow, ShowHideListener, VclWindowEvent&, rEvent, void )
+{
+    if( ! m_pMenu )
+        return;
+
+    if( rEvent.GetId() == VclEventId::WindowShow )
+        m_pMenu->ImplCallEventListeners( VclEventId::MenuShow, ITEMPOS_INVALID );
+    else if( rEvent.GetId() == VclEventId::WindowHide )
+        m_pMenu->ImplCallEventListeners( VclEventId::MenuHide, ITEMPOS_INVALID );
+}
+
+void MenuBarWindow::ImplCreatePopup( bool bPreSelectFirst )
+{
+    MenuItemData* pItemData = m_pMenu ? m_pMenu->GetItemList()->GetDataFromPos( m_nHighlightedItem ) : nullptr;
+    if ( !pItemData )
+        return;
+
+    m_bIgnoreFirstMove = true;
+    if ( m_pActivePopup && ( m_pActivePopup != pItemData->pSubMenu ) )
+    {
+        KillActivePopup();
+    }
+    if ( !(pItemData->bEnabled && pItemData->pSubMenu && ( m_nHighlightedItem != ITEMPOS_INVALID ) &&
+         ( pItemData->pSubMenu != m_pActivePopup )) )
+        return;
+
+    m_pActivePopup = static_cast<PopupMenu*>(pItemData->pSubMenu.get());
+    tools::Long nX = 0;
+    MenuItemData* pData = nullptr;
+    for ( sal_uLong n = 0; n < m_nHighlightedItem; n++ )
+    {
+        pData = m_pMenu->GetItemList()->GetDataFromPos( n );
+        nX += pData->aSz.Width();
+    }
+    pData = m_pMenu->pItemList->GetDataFromPos( m_nHighlightedItem );
+    Point aItemTopLeft( nX, 0 );
+    Point aItemBottomRight( aItemTopLeft );
+    aItemBottomRight.AdjustX(pData->aSz.Width() );
+
+    if (pData->bHiddenOnGUI)
+    {
+        mpParentPopup.disposeAndClear();
+        mpParentPopup = VclPtr<PopupMenu>::Create();
+        m_pActivePopup = mpParentPopup.get();
+
+        for (sal_uInt16 i = m_nHighlightedItem; i < m_pMenu->GetItemCount(); ++i)
+        {
+            sal_uInt16 nId = m_pMenu->GetItemId(i);
+
+            MenuItemData* pParentItemData = m_pMenu->GetItemList()->GetData(nId);
+            assert(pParentItemData);
+            mpParentPopup->InsertItem(nId, pParentItemData->aText, pParentItemData->nBits, pParentItemData->sIdent);
+            mpParentPopup->SetHelpId(nId, pParentItemData->aHelpId);
+            mpParentPopup->SetHelpText(nId, pParentItemData->aHelpText);
+            mpParentPopup->SetAccelKey(nId, pParentItemData->aAccelKey);
+            mpParentPopup->SetItemCommand(nId, pParentItemData->aCommandStr);
+            mpParentPopup->SetHelpCommand(nId, pParentItemData->aHelpCommandStr);
+
+            PopupMenu* pPopup = m_pMenu->GetPopupMenu(nId);
+            mpParentPopup->SetPopupMenu(nId, pPopup);
+        }
+    }
+    // the menu bar could have height 0 in fullscreen mode:
+    // so do not use always WindowHeight, as ItemHeight < WindowHeight.
+    if ( GetSizePixel().Height() )
+    {
+        // #107747# give menuitems the height of the menubar
+        aItemBottomRight.AdjustY(GetOutputSizePixel().Height()-1 );
+    }
+
+    // ImplExecute is not modal...
+    // #99071# do not grab the focus, otherwise it will be restored to the menubar
+    // when the frame is reactivated later
+    //GrabFocus();
+    m_pActivePopup->ImplExecute( this, tools::Rectangle( aItemTopLeft, aItemBottomRight ), FloatWinPopupFlags::Down | FloatWinPopupFlags::NoHorzPlacement, m_pMenu, bPreSelectFirst );
+    // does not have a window, if aborted before or if there are no entries
+    if ( m_pActivePopup->ImplGetFloatingWindow() )
+        m_pActivePopup->ImplGetFloatingWindow()->AddPopupModeWindow( this );
+    else
+        m_pActivePopup = nullptr;
+}
+
+void MenuBarWindow::KillActivePopup()
+{
+    if ( !m_pActivePopup )
+        return;
+
+    if( m_pActivePopup->pWindow )
+        if( static_cast<FloatingWindow *>(m_pActivePopup->pWindow.get())->IsInCleanUp() )
+            return; // kill it later
+
+    if ( m_pActivePopup->bInCallback )
+        m_pActivePopup->bCanceled = true;
+
+    m_pActivePopup->bInCallback = true;
+    m_pActivePopup->Deactivate();
+    m_pActivePopup->bInCallback = false;
+    // check for pActivePopup, if stopped by deactivate...
+    if ( m_pActivePopup->ImplGetWindow() )
+    {
+        if (mpParentPopup)
+        {
+            for (sal_uInt16 i = 0; i < mpParentPopup->GetItemCount(); ++i)
+            {
+                sal_uInt16 nId = mpParentPopup->GetItemId(i);
+                MenuItemData* pParentItemData = mpParentPopup->GetItemList()->GetData(nId);
+                assert(pParentItemData);
+                pParentItemData->pSubMenu = nullptr;
+            }
+        }
+        m_pActivePopup->ImplGetFloatingWindow()->StopExecute();
+        m_pActivePopup->ImplGetFloatingWindow()->doShutdown();
+        m_pActivePopup->pWindow.disposeAndClear();
+    }
+    m_pActivePopup = nullptr;
+}
+
+void MenuBarWindow::PopupClosed( Menu const * pPopup )
+{
+    if ( pPopup == m_pActivePopup )
+    {
+        KillActivePopup();
+        ChangeHighlightItem( ITEMPOS_INVALID, false, ImplGetFrameWindow()->ImplGetFrameData()->mbHasFocus, false );
+    }
+}
+
+void MenuBarWindow::MouseButtonDown( const MouseEvent& rMEvt )
+{
+    mbAutoPopup = true;
+    sal_uInt16 nEntry = ImplFindEntry( rMEvt.GetPosPixel() );
+    if ( ( nEntry != ITEMPOS_INVALID ) && !m_pActivePopup )
+    {
+        ChangeHighlightItem( nEntry, false );
+    }
+    else
+    {
+        KillActivePopup();
+        ChangeHighlightItem( ITEMPOS_INVALID, false );
+    }
+}
+
+void MenuBarWindow::MouseButtonUp( const MouseEvent& )
+{
+}
+
+void MenuBarWindow::MouseMove( const MouseEvent& rMEvt )
+{
+    if ( rMEvt.IsSynthetic() || rMEvt.IsEnterWindow() )
+        return;
+
+    if ( rMEvt.IsLeaveWindow() )
+    {
+        if ( m_nRolloveredItem != ITEMPOS_INVALID && m_nRolloveredItem != m_nHighlightedItem )
+            Invalidate(); //HighlightItem( nRolloveredItem, false );
+
+        m_nRolloveredItem = ITEMPOS_INVALID;
+        return;
+    }
+
+    sal_uInt16 nEntry = ImplFindEntry( rMEvt.GetPosPixel() );
+    if ( m_nHighlightedItem == ITEMPOS_INVALID )
+    {
+        if ( m_nRolloveredItem != nEntry  )
+        {
+            if ( m_nRolloveredItem != ITEMPOS_INVALID )
+                Invalidate(); //HighlightItem( nRolloveredItem, false );
+
+            m_nRolloveredItem = nEntry;
+            Invalidate(); //HighlightItem( nRolloveredItem, true );
+        }
+        return;
+    }
+    m_nRolloveredItem = nEntry;
+
+    if( m_bIgnoreFirstMove )
+    {
+        m_bIgnoreFirstMove = false;
+        return;
+    }
+
+    if ( ( nEntry != ITEMPOS_INVALID )
+       && ( nEntry != m_nHighlightedItem ) )
+        ChangeHighlightItem( nEntry, false );
+}
+
+void MenuBarWindow::ChangeHighlightItem( sal_uInt16 n, bool bSelectEntry, bool bAllowRestoreFocus, bool bDefaultToDocument)
+{
+    if( ! m_pMenu )
+        return;
+
+    // #57934# close active popup if applicable, as TH's background storage works.
+    MenuItemData* pNextData = m_pMenu->pItemList->GetDataFromPos( n );
+    if ( m_pActivePopup && m_pActivePopup->ImplGetWindow() && ( !pNextData || ( m_pActivePopup != pNextData->pSubMenu ) ) )
+        KillActivePopup(); // pActivePopup when applicable without pWin, if Rescheduled in  Activate()
+
+    // activate menubar only ones per cycle...
+    bool bJustActivated = false;
+    if ( ( m_nHighlightedItem == ITEMPOS_INVALID ) && ( n != ITEMPOS_INVALID ) )
+    {
+        ImplGetSVData()->mpWinData->mbNoDeactivate = true;
+        // #105406# avoid saving the focus when we already have the focus
+        bool bNoSaveFocus = (this == ImplGetSVData()->mpWinData->mpFocusWin.get());
+
+        if( m_xSaveFocusId != nullptr )
+        {
+            if (!ImplGetSVData()->mpWinData->mbNoSaveFocus)
+            {
+                 m_xSaveFocusId = nullptr;
+                 if( !bNoSaveFocus )
+                    m_xSaveFocusId = Window::SaveFocus(); // only save focus when initially activated
+            }
+            else {
+                ; // do nothing: we 're activated again from taskpanelist, focus was already saved
+            }
+        }
+        else
+        {
+            if( !bNoSaveFocus )
+                m_xSaveFocusId = Window::SaveFocus(); // only save focus when initially activated
+        }
+        m_pMenu->bInCallback = true;  // set here if Activate overridden
+        m_pMenu->Activate();
+        m_pMenu->bInCallback = false;
+        bJustActivated = true;
+    }
+    else if ( ( m_nHighlightedItem != ITEMPOS_INVALID ) && ( n == ITEMPOS_INVALID ) )
+    {
+        m_pMenu->bInCallback = true;
+        m_pMenu->Deactivate();
+        m_pMenu->bInCallback = false;
+        ImplGetSVData()->mpWinData->mbNoDeactivate = false;
+        if (!ImplGetSVData()->mpWinData->mbNoSaveFocus)
+        {
+            VclPtr<vcl::Window> xTempFocusId;
+            if (m_xSaveFocusId && !m_xSaveFocusId->isDisposed())
+                xTempFocusId = m_xSaveFocusId;
+            m_xSaveFocusId = nullptr;
+
+            if (bAllowRestoreFocus)
+            {
+                // tdf#115227 the popup is already killed, so temporarily set us as the
+                // focus window, so we could avoid sending superfluous activate events
+                // to top window listeners.
+                if (xTempFocusId || bDefaultToDocument)
+                    ImplGetSVData()->mpWinData->mpFocusWin = this;
+
+                // #105406# restore focus to document if we could not save focus before
+                if (!xTempFocusId && bDefaultToDocument)
+                    GrabFocusToDocument();
+                else
+                    Window::EndSaveFocus(xTempFocusId);
+            }
+        }
+    }
+
+    if ( m_nHighlightedItem != ITEMPOS_INVALID )
+    {
+        if ( m_nHighlightedItem != m_nRolloveredItem )
+            Invalidate(); //HighlightItem( nHighlightedItem, false );
+
+        m_pMenu->ImplCallEventListeners( VclEventId::MenuDehighlight, m_nHighlightedItem );
+    }
+
+    m_nHighlightedItem = n;
+    SAL_WARN_IF( ( m_nHighlightedItem != ITEMPOS_INVALID ) && !m_pMenu->ImplIsVisible( m_nHighlightedItem ), "vcl", "ChangeHighlightItem: Not visible!" );
+    if ( m_nHighlightedItem != ITEMPOS_INVALID )
+        Invalidate(); //HighlightItem( nHighlightedItem, true );
+    else if ( m_nRolloveredItem != ITEMPOS_INVALID )
+        Invalidate(); //HighlightItem( nRolloveredItem, true );
+    m_pMenu->ImplCallHighlight(m_nHighlightedItem);
+
+    if( mbAutoPopup )
+        ImplCreatePopup( bSelectEntry );
+
+    // #58935# #73659# Focus, if no popup underneath...
+    if ( bJustActivated && !m_pActivePopup )
+        GrabFocus();
+}
+
+static int ImplGetTopDockingAreaHeight( vcl::Window const *pWindow )
+{
+    // find docking area that is top aligned and return its height
+    // note: dockingareas are direct children of the SystemWindow
+    if( pWindow->ImplGetFrameWindow() )
+    {
+        vcl::Window *pWin = pWindow->ImplGetFrameWindow()->GetWindow( GetWindowType::FirstChild ); //mpWindowImpl->mpFirstChild;
+        while( pWin )
+        {
+            if( pWin->IsSystemWindow() )
+            {
+                vcl::Window *pChildWin = pWin->GetWindow( GetWindowType::FirstChild ); //mpWindowImpl->mpFirstChild;
+                while( pChildWin )
+                {
+                    DockingAreaWindow *pDockingArea = nullptr;
+                    if ( pChildWin->GetType() == WindowType::DOCKINGAREA )
+                        pDockingArea = static_cast< DockingAreaWindow* >( pChildWin );
+
+                    if( pDockingArea && pDockingArea->GetAlign() == WindowAlign::Top &&
+                        pDockingArea->IsVisible() && pDockingArea->GetOutputSizePixel().Height() != 0 )
+                    {
+                        return pDockingArea->GetOutputSizePixel().Height();
+                    }
+
+                    pChildWin = pChildWin->GetWindow( GetWindowType::Next ); //mpWindowImpl->mpNext;
+                }
+
+            }
+
+            pWin = pWin->GetWindow( GetWindowType::Next ); //mpWindowImpl->mpNext;
+        }
+    }
+    return 0;
+}
+
+static void ImplAddNWFSeparator(vcl::RenderContext& rRenderContext, const Size& rSize, const MenubarValue& rMenubarValue)
+{
+    // add a separator if
+    // - we have an adjacent docking area
+    // - and if toolbars would draw them as well (mbDockingAreaSeparateTB must not be set, see dockingarea.cxx)
+    if (rMenubarValue.maTopDockingAreaHeight
+      && !ImplGetSVData()->maNWFData.mbDockingAreaSeparateTB
+      && !ImplGetSVData()->maNWFData.mbDockingAreaAvoidTBFrames)
+    {
+        // note: the menubar only provides the upper (dark) half of it, the rest (bright part) is drawn by the docking area
+
+        rRenderContext.SetLineColor(rRenderContext.GetSettings().GetStyleSettings().GetSeparatorColor());
+        tools::Rectangle aRect(Point(), rSize);
+        rRenderContext.DrawLine(aRect.BottomLeft(), aRect.BottomRight());
+    }
+}
+
+void MenuBarWindow::HighlightItem(vcl::RenderContext& rRenderContext, sal_uInt16 nPos)
+{
+    if (!m_pMenu)
+        return;
+
+    tools::Long nX = 0;
+    size_t nCount = m_pMenu->pItemList->size();
+
+    Size aOutputSize = GetOutputSizePixel();
+    aOutputSize.AdjustWidth( -(m_aCloseBtn->GetSizePixel().Width()) );
+
+    for (size_t n = 0; n < nCount; n++)
+    {
+        MenuItemData* pData = m_pMenu->pItemList->GetDataFromPos( n );
+        if (n == nPos)
+        {
+            if (pData->eType != MenuItemType::SEPARATOR)
+            {
+                // #107747# give menuitems the height of the menubar
+                tools::Rectangle aRect(Point(nX, 1), Size(pData->aSz.Width(), aOutputSize.Height() - 2));
+                rRenderContext.Push(vcl::PushFlags::CLIPREGION);
+                rRenderContext.IntersectClipRegion(aRect);
+                bool bRollover, bHighlight;
+                if (!ImplGetSVData()->maNWFData.mbRolloverMenubar)
+                {
+                    bHighlight = true;
+                    bRollover = nPos != m_nHighlightedItem;
+                }
+                else
+                {
+                    bRollover = nPos == m_nRolloveredItem;
+                    bHighlight = nPos == m_nHighlightedItem;
+                }
+                if (rRenderContext.IsNativeControlSupported(ControlType::Menubar, ControlPart::MenuItem) &&
+                    rRenderContext.IsNativeControlSupported(ControlType::Menubar, ControlPart::Entire))
+                {
+                    // draw background (transparency)
+                    MenubarValue aControlValue;
+                    aControlValue.maTopDockingAreaHeight = ImplGetTopDockingAreaHeight( this );
+
+                    if (!Application::GetSettings().GetStyleSettings().GetPersonaHeader().IsEmpty() )
+                         Erase(rRenderContext);
+                    else
+                    {
+                        tools::Rectangle aBgRegion(Point(), aOutputSize);
+                        rRenderContext.DrawNativeControl(ControlType::Menubar, ControlPart::Entire, aBgRegion,
+                                                         ControlState::ENABLED, aControlValue, OUString());
+                    }
+
+                    ImplAddNWFSeparator(rRenderContext, aOutputSize, aControlValue);
+
+                    // draw selected item
+                    ControlState nState = ControlState::ENABLED;
+                    if (bRollover)
+                        nState |= ControlState::ROLLOVER;
+                    else
+                        nState |= ControlState::SELECTED;
+                    rRenderContext.DrawNativeControl(ControlType::Menubar, ControlPart::MenuItem,
+                                                     aRect, nState, aControlValue, OUString() );
+                }
+                else
+                {
+                    if (bRollover)
+                        rRenderContext.SetFillColor(rRenderContext.GetSettings().GetStyleSettings().GetMenuBarRolloverColor());
+                    else
+                        rRenderContext.SetFillColor(rRenderContext.GetSettings().GetStyleSettings().GetMenuHighlightColor());
+                    rRenderContext.SetLineColor();
+                    rRenderContext.DrawRect(aRect);
+                }
+                rRenderContext.Pop();
+
+                m_pMenu->ImplPaint(rRenderContext, aOutputSize, 0, 0, pData, bHighlight, false, bRollover);
+            }
+            return;
+        }
+
+        nX += pData->aSz.Width();
+    }
+}
+
+tools::Rectangle MenuBarWindow::ImplGetItemRect( sal_uInt16 nPos ) const
+{
+    tools::Rectangle aRect;
+    if( m_pMenu )
+    {
+        tools::Long nX = 0;
+        size_t nCount = m_pMenu->pItemList->size();
+        for ( size_t n = 0; n < nCount; n++ )
+        {
+            MenuItemData* pData = m_pMenu->pItemList->GetDataFromPos( n );
+            if ( n == nPos )
+            {
+                if ( pData->eType != MenuItemType::SEPARATOR )
+                    // #107747# give menuitems the height of the menubar
+                    aRect = tools::Rectangle( Point( nX, 1 ), Size( pData->aSz.Width(), GetOutputSizePixel().Height()-2 ) );
+                break;
+            }
+
+            nX += pData->aSz.Width();
+        }
+    }
+    return aRect;
+}
+
+void MenuBarWindow::KeyInput( const KeyEvent& rKEvent )
+{
+    if ( !HandleKeyEvent( rKEvent ) )
+        Window::KeyInput( rKEvent );
+}
+
+bool MenuBarWindow::HandleKeyEvent( const KeyEvent& rKEvent, bool bFromMenu )
+{
+    if (!m_pMenu)
+        return false;
+
+    if (m_pMenu->bInCallback)
+        return true;    // swallow
+
+    bool bDone = false;
+    sal_uInt16 nCode = rKEvent.GetKeyCode().GetCode();
+
+    if( GetParent() )
+    {
+        if( GetParent()->GetWindow( GetWindowType::Client )->IsSystemWindow() )
+        {
+            SystemWindow *pSysWin = static_cast<SystemWindow*>(GetParent()->GetWindow( GetWindowType::Client ));
+            if( pSysWin->GetTaskPaneList() )
+                if( pSysWin->GetTaskPaneList()->HandleKeyEvent( rKEvent ) )
+                    return true;
+        }
+    }
+
+    // no key events if native menus
+    if (m_pMenu->ImplGetSalMenu() && m_pMenu->ImplGetSalMenu()->VisibleMenuBar())
+    {
+        return false;
+    }
+
+    if ( nCode == KEY_MENU && !rKEvent.GetKeyCode().IsShift() ) // only F10, not Shift-F10
+    {
+        mbAutoPopup = false;
+        if ( m_nHighlightedItem == ITEMPOS_INVALID )
+        {
+            ChangeHighlightItem( 0, false );
+            GrabFocus();
+        }
+        else
+        {
+            ChangeHighlightItem( ITEMPOS_INVALID, false );
+            m_xSaveFocusId = nullptr;
+        }
+        bDone = true;
+    }
+    else if ( bFromMenu )
+    {
+        if ( ( nCode == KEY_LEFT ) || ( nCode == KEY_RIGHT ) ||
+            ( nCode == KEY_HOME ) || ( nCode == KEY_END ) )
+        {
+            sal_uInt16 n = m_nHighlightedItem;
+            if ( n == ITEMPOS_INVALID )
+            {
+                if ( nCode == KEY_LEFT)
+                    n = 0;
+                else
+                    n = m_pMenu->GetItemCount()-1;
+            }
+
+            sal_uInt16 nLoop = n;
+
+            if( nCode == KEY_HOME )
+                { n = sal_uInt16(-1); nLoop = n+1; }
+            if( nCode == KEY_END )
+                { n = m_pMenu->GetItemCount(); nLoop = n-1; }
+
+            do
+            {
+                if ( nCode == KEY_LEFT || nCode == KEY_END )
+                {
+                    if ( n )
+                        n--;
+                    else
+                        n = m_pMenu->GetItemCount()-1;
+                }
+                if ( nCode == KEY_RIGHT || nCode == KEY_HOME )
+                {
+                    n++;
+                    if ( n >= m_pMenu->GetItemCount() )
+                        n = 0;
+                }
+
+                MenuItemData* pData = m_pMenu->GetItemList()->GetDataFromPos( n );
+                if (pData->eType != MenuItemType::SEPARATOR &&
+                    m_pMenu->ImplIsVisible(n) &&
+                    !m_pMenu->ImplCurrentlyHiddenOnGUI(n))
+                {
+                    ChangeHighlightItem( n, true );
+                    break;
+                }
+            } while ( n != nLoop );
+            bDone = true;
+        }
+        else if ( nCode == KEY_RETURN )
+        {
+            if( m_pActivePopup ) KillActivePopup();
+            else
+                if ( !mbAutoPopup )
+                {
+                    ImplCreatePopup( true );
+                    mbAutoPopup = true;
+                }
+            bDone = true;
+        }
+        else if ( ( nCode == KEY_UP ) || ( nCode == KEY_DOWN ) )
+        {
+            if ( !mbAutoPopup )
+            {
+                ImplCreatePopup( true );
+                mbAutoPopup = true;
+            }
+            bDone = true;
+        }
+        else if ( nCode == KEY_ESCAPE || ( nCode == KEY_F6 && rKEvent.GetKeyCode().IsMod1() ) )
+        {
+            if( m_pActivePopup )
+            {
+                // hide the menu and remove the focus...
+                mbAutoPopup = false;
+                KillActivePopup();
+            }
+
+            ChangeHighlightItem( ITEMPOS_INVALID, false );
+
+            if( nCode == KEY_F6 && rKEvent.GetKeyCode().IsMod1() )
+            {
+                // put focus into document
+                GrabFocusToDocument();
+            }
+
+            bDone = true;
+        }
+    }
+
+    if ( !bDone && ( bFromMenu || rKEvent.GetKeyCode().IsMod2() ) )
+    {
+        sal_Unicode nCharCode = rKEvent.GetCharCode();
+        if ( nCharCode )
+        {
+            size_t nEntry, nDuplicates;
+            MenuItemData* pData = m_pMenu->GetItemList()->SearchItem( nCharCode, rKEvent.GetKeyCode(), nEntry, nDuplicates, m_nHighlightedItem );
+            if ( pData && (nEntry != ITEMPOS_INVALID) )
+            {
+                mbAutoPopup = true;
+                ChangeHighlightItem( nEntry, true );
+                bDone = true;
+            }
+        }
+    }
+
+    return bDone;
+}
+
+void MenuBarWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle&)
+{
+    if (!m_pMenu)
+        return;
+
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+
+    Size aOutputSize = GetOutputSizePixel();
+
+    // no VCL paint if native menus
+    if (m_pMenu->ImplGetSalMenu() && m_pMenu->ImplGetSalMenu()->VisibleMenuBar())
+    {
+        ImplGetFrame()->DrawMenuBar();
+        return;
+    }
+
+    // Make sure that all actual rendering happens in one go to avoid flicker.
+    vcl::BufferDevice pBuffer(this, rRenderContext);
+
+    if (rRenderContext.IsNativeControlSupported(ControlType::Menubar, ControlPart::Entire))
+    {
+        MenubarValue aMenubarValue;
+        aMenubarValue.maTopDockingAreaHeight = ImplGetTopDockingAreaHeight(this);
+
+        if (!rStyleSettings.GetPersonaHeader().IsEmpty())
+            Erase(*pBuffer);
+        else
+        {
+            tools::Rectangle aCtrlRegion( Point(), aOutputSize );
+
+            pBuffer->DrawNativeControl(ControlType::Menubar, ControlPart::Entire, aCtrlRegion,
+                                       ControlState::ENABLED, aMenubarValue, OUString());
+        }
+
+        ImplAddNWFSeparator(*pBuffer, aOutputSize, aMenubarValue);
+    }
+
+    // shrink the area of the buttons
+    aOutputSize.AdjustWidth( -(m_aCloseBtn->GetSizePixel().Width()) );
+
+    pBuffer->SetFillColor(rStyleSettings.GetMenuColor());
+    m_pMenu->ImplPaint(*pBuffer, aOutputSize, 0);
+
+    if (m_nHighlightedItem != ITEMPOS_INVALID && m_pMenu && !m_pMenu->GetItemList()->GetDataFromPos(m_nHighlightedItem)->bHiddenOnGUI)
+        HighlightItem(*pBuffer, m_nHighlightedItem);
+    else if (m_nRolloveredItem != ITEMPOS_INVALID)
+        HighlightItem(*pBuffer, m_nRolloveredItem);
+
+    // in high contrast mode draw a separating line on the lower edge
+    if (!rRenderContext.IsNativeControlSupported( ControlType::Menubar, ControlPart::Entire) &&
+        rStyleSettings.GetHighContrastMode())
+    {
+        pBuffer->Push(vcl::PushFlags::LINECOLOR | vcl::PushFlags::MAPMODE);
+        pBuffer->SetLineColor(COL_WHITE);
+        pBuffer->SetMapMode(MapMode(MapUnit::MapPixel));
+        Size aSize = GetSizePixel();
+        pBuffer->DrawLine(Point(0, aSize.Height() - 1),
+                          Point(aSize.Width() - 1, aSize.Height() - 1));
+        pBuffer->Pop();
+    }
+}
+
+void MenuBarWindow::Resize()
+{
+    Size aOutSz = GetOutputSizePixel();
+    tools::Long n      = aOutSz.Height()-4;
+    tools::Long nX     = aOutSz.Width()-3;
+    tools::Long nY     = 2;
+
+    if ( m_aCloseBtn->IsVisible() )
+    {
+        m_aCloseBtn->Hide();
+        m_aCloseBtn->SetImages(n);
+        Size aTbxSize( m_aCloseBtn->CalcWindowSizePixel() );
+        nX -= aTbxSize.Width();
+        tools::Long nTbxY = (aOutSz.Height() - aTbxSize.Height())/2;
+        m_aCloseBtn->setPosSizePixel(nX, nTbxY, aTbxSize.Width(), aTbxSize.Height());
+        nX -= 3;
+        m_aCloseBtn->Show();
+    }
+    if ( m_aFloatBtn->IsVisible() )
+    {
+        nX -= n;
+        m_aFloatBtn->setPosSizePixel( nX, nY, n, n );
+    }
+    if ( m_aHideBtn->IsVisible() )
+    {
+        nX -= n;
+        m_aHideBtn->setPosSizePixel( nX, nY, n, n );
+    }
+
+    m_aFloatBtn->SetSymbol( SymbolType::FLOAT );
+    m_aHideBtn->SetSymbol( SymbolType::HIDE );
+
+    Invalidate();
+}
+
+sal_uInt16 MenuBarWindow::ImplFindEntry( const Point& rMousePos ) const
+{
+    if( m_pMenu )
+    {
+        tools::Long nX = 0;
+        size_t nCount = m_pMenu->pItemList->size();
+        for ( size_t n = 0; n < nCount; n++ )
+        {
+            MenuItemData* pData = m_pMenu->pItemList->GetDataFromPos( n );
+            if ( m_pMenu->ImplIsVisible( n ) )
+            {
+                nX += pData->aSz.Width();
+                if ( nX > rMousePos.X() )
+                    return static_cast<sal_uInt16>(n);
+            }
+        }
+    }
+    return ITEMPOS_INVALID;
+}
+
+void MenuBarWindow::RequestHelp( const HelpEvent& rHEvt )
+{
+    sal_uInt16 nId = m_nHighlightedItem;
+    if ( rHEvt.GetMode() & HelpEventMode::CONTEXT )
+        ChangeHighlightItem( ITEMPOS_INVALID, true );
+
+    tools::Rectangle aHighlightRect( ImplGetItemRect( m_nHighlightedItem ) );
+    if( !ImplHandleHelpEvent( this, m_pMenu, nId, rHEvt, aHighlightRect ) )
+        Window::RequestHelp( rHEvt );
+}
+
+void MenuBarWindow::StateChanged( StateChangedType nType )
+{
+    Window::StateChanged( nType );
+
+    if (nType == StateChangedType::ControlForeground ||
+        nType == StateChangedType::ControlBackground)
+    {
+        ApplySettings(*GetOutDev());
+        Invalidate();
+    }
+    else if (nType == StateChangedType::Enable)
+    {
+        Invalidate();
+    }
+    else if(m_pMenu)
+    {
+        m_pMenu->ImplKillLayoutData();
+    }
+}
+
+void MenuBarWindow::LayoutChanged()
+{
+    if (!m_pMenu)
+        return;
+
+    ApplySettings(*GetOutDev());
+
+    // if the font was changed.
+    tools::Long nHeight = m_pMenu->ImplCalcSize(this).Height();
+
+    // depending on the native implementation or the displayable flag
+    // the menubar windows is suppressed (ie, height=0)
+    if (!static_cast<MenuBar*>(m_pMenu.get())->IsDisplayable() ||
+        (m_pMenu->ImplGetSalMenu() && m_pMenu->ImplGetSalMenu()->VisibleMenuBar()))
+    {
+        nHeight = 0;
+    }
+    setPosSizePixel(0, 0, 0, nHeight, PosSizeFlags::Height);
+    GetParent()->Resize();
+    Invalidate();
+    Resize();
+
+    m_pMenu->ImplKillLayoutData();
+}
+
+void MenuBarWindow::ApplySettings(vcl::RenderContext& rRenderContext)
+{
+    Window::ApplySettings(rRenderContext);
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+
+    SetPointFont(rRenderContext, rStyleSettings.GetMenuFont());
+
+    const BitmapEx& rPersonaBitmap = Application::GetSettings().GetStyleSettings().GetPersonaHeader();
+    SalMenu *pNativeMenu = m_pMenu ? m_pMenu->ImplGetSalMenu() : nullptr;
+    if (pNativeMenu)
+        pNativeMenu->ApplyPersona();
+    if (!rPersonaBitmap.IsEmpty())
+    {
+        Wallpaper aWallpaper(rPersonaBitmap);
+        aWallpaper.SetStyle(WallpaperStyle::TopRight);
+        aWallpaper.SetColor(Application::GetSettings().GetStyleSettings().GetWorkspaceColor());
+
+        rRenderContext.SetBackground(aWallpaper);
+        SetPaintTransparent(false);
+        SetParentClipMode();
+    }
+    else if (rRenderContext.IsNativeControlSupported(ControlType::Menubar, ControlPart::Entire))
+    {
+        rRenderContext.SetBackground(); // background will be drawn by NWF
+    }
+    else
+    {
+        Wallpaper aWallpaper;
+        aWallpaper.SetStyle(WallpaperStyle::ApplicationGradient);
+        rRenderContext.SetBackground(aWallpaper);
+        SetPaintTransparent(false);
+        SetParentClipMode();
+    }
+
+    rRenderContext.SetTextColor(rStyleSettings.GetMenuBarTextColor());
+    rRenderContext.SetTextFillColor();
+    rRenderContext.SetLineColor();
+}
+
+void MenuBarWindow::ImplInitStyleSettings()
+{
+    if (!(IsNativeControlSupported(ControlType::Menubar, ControlPart::MenuItem) &&
+        IsNativeControlSupported(ControlType::Menubar, ControlPart::Entire)))
+        return;
+
+    AllSettings aSettings(GetSettings());
+    ImplGetFrame()->UpdateSettings(aSettings); // to update persona
+    StyleSettings aStyle(aSettings.GetStyleSettings());
+    Color aHighlightTextColor = ImplGetSVData()->maNWFData.maMenuBarHighlightTextColor;
+    if (aHighlightTextColor != COL_TRANSPARENT)
+    {
+        aStyle.SetMenuHighlightTextColor(aHighlightTextColor);
+    }
+    aSettings.SetStyleSettings(aStyle);
+    GetOutDev()->SetSettings(aSettings);
+}
+
+void MenuBarWindow::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    Window::DataChanged( rDCEvt );
+
+    if ( (rDCEvt.GetType() == DataChangedEventType::FONTS) ||
+         (rDCEvt.GetType() == DataChangedEventType::FONTSUBSTITUTION) ||
+         ((rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
+          (rDCEvt.GetFlags() & AllSettingsFlags::STYLE)) )
+    {
+        ApplySettings(*GetOutDev());
+        ImplInitStyleSettings();
+        LayoutChanged();
+    }
+}
+
+void MenuBarWindow::LoseFocus()
+{
+    if ( !HasChildPathFocus( true ) )
+        ChangeHighlightItem( ITEMPOS_INVALID, false, false );
+}
+
+void MenuBarWindow::GetFocus()
+{
+    SalMenu *pNativeMenu = m_pMenu ? m_pMenu->ImplGetSalMenu() : nullptr;
+    if (pNativeMenu && pNativeMenu->TakeFocus())
+        return;
+
+    if ( m_nHighlightedItem == ITEMPOS_INVALID )
+    {
+        mbAutoPopup = false;    // do not open menu when activated by focus handling like taskpane cycling
+        ChangeHighlightItem( 0, false );
+    }
+}
+
+css::uno::Reference<css::accessibility::XAccessible> MenuBarWindow::CreateAccessible()
+{
+    css::uno::Reference<css::accessibility::XAccessible> xAcc;
+
+    if (m_pMenu)
+        xAcc = m_pMenu->GetAccessible();
+
+    return xAcc;
+}
+
+sal_uInt16 MenuBarWindow::AddMenuBarButton( const Image& i_rImage, const Link<MenuBarButtonCallbackArg&,bool>& i_rLink, const OUString& i_rToolTip )
+{
+    // find first free button id
+    sal_uInt16 nId = IID_DOCUMENTCLOSE;
+    std::map< sal_uInt16, AddButtonEntry >::const_iterator it;
+    do
+    {
+        nId++;
+        it = m_aAddButtons.find( nId );
+    } while( it != m_aAddButtons.end() && nId < 128 );
+    SAL_WARN_IF( nId >= 128, "vcl", "too many addbuttons in menubar" );
+    AddButtonEntry& rNewEntry = m_aAddButtons[nId];
+    rNewEntry.m_aSelectLink = i_rLink;
+    m_aCloseBtn->InsertItem(ToolBoxItemId(nId), i_rImage, ToolBoxItemBits::NONE, 0);
+    m_aCloseBtn->calcMinSize();
+    ShowButtons(m_aCloseBtn->IsItemVisible(ToolBoxItemId(IID_DOCUMENTCLOSE)), m_aFloatBtn->IsVisible(), m_aHideBtn->IsVisible());
+    LayoutChanged();
+
+    if( m_pMenu->mpSalMenu )
+        m_pMenu->mpSalMenu->AddMenuBarButton( SalMenuButtonItem( nId, i_rImage, i_rToolTip ) );
+
+    return nId;
+}
+
+void MenuBarWindow::SetMenuBarButtonHighlightHdl( sal_uInt16 nId, const Link<MenuBarButtonCallbackArg&,bool>& rLink )
+{
+    std::map< sal_uInt16, AddButtonEntry >::iterator it = m_aAddButtons.find( nId );
+    if( it != m_aAddButtons.end() )
+        it->second.m_aHighlightLink = rLink;
+}
+
+tools::Rectangle MenuBarWindow::GetMenuBarButtonRectPixel( sal_uInt16 nId )
+{
+    tools::Rectangle aRect;
+    if( m_aAddButtons.find( nId ) != m_aAddButtons.end() )
+    {
+        if( m_pMenu->mpSalMenu )
+        {
+            aRect = m_pMenu->mpSalMenu->GetMenuBarButtonRectPixel( nId, ImplGetWindowImpl()->mpFrame );
+            if( aRect == tools::Rectangle( Point( -1, -1 ), Size( 1, 1 ) ) )
+            {
+                // system menu button is somewhere but location cannot be determined
+                return tools::Rectangle();
+            }
+        }
+
+        if( aRect.IsEmpty() )
+        {
+            aRect = m_aCloseBtn->GetItemRect(ToolBoxItemId(nId));
+            Point aOffset = m_aCloseBtn->OutputToScreenPixel(Point());
+            aRect.Move( aOffset.X(), aOffset.Y() );
+        }
+    }
+    return aRect;
+}
+
+void MenuBarWindow::RemoveMenuBarButton( sal_uInt16 nId )
+{
+    ToolBox::ImplToolItems::size_type nPos = m_aCloseBtn->GetItemPos(ToolBoxItemId(nId));
+    m_aCloseBtn->RemoveItem(nPos);
+    m_aAddButtons.erase( nId );
+    m_aCloseBtn->calcMinSize();
+    LayoutChanged();
+
+    if( m_pMenu->mpSalMenu )
+        m_pMenu->mpSalMenu->RemoveMenuBarButton( nId );
+}
+
+bool MenuBarWindow::HandleMenuButtonEvent( sal_uInt16 i_nButtonId )
+{
+    std::map< sal_uInt16, AddButtonEntry >::iterator it = m_aAddButtons.find( i_nButtonId );
+    if( it != m_aAddButtons.end() )
+    {
+        MenuBarButtonCallbackArg aArg;
+        aArg.nId = it->first;
+        aArg.bHighlight = true;
+        return it->second.m_aSelectLink.Call( aArg );
+    }
+    return false;
+}
+
+bool MenuBarWindow::CanGetFocus() const
+{
+    /* #i83908# do not use the menubar if it is native or invisible
+       this relies on MenuBar::ImplCreate setting the height of the menubar
+       to 0 in this case
+    */
+    SalMenu *pNativeMenu = m_pMenu ? m_pMenu->ImplGetSalMenu() : nullptr;
+    if (pNativeMenu && pNativeMenu->VisibleMenuBar())
+        return pNativeMenu->CanGetFocus();
+    return GetSizePixel().Height() > 0;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/menubarwindow.hxx b/vcl/source/window/menubarwindow.hxx
new file mode 100644
index 000000000..cc7963a1b
--- /dev/null
+++ b/vcl/source/window/menubarwindow.hxx
@@ -0,0 +1,142 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include "menuwindow.hxx"
+
+#include <vcl/toolkit/button.hxx>
+#include <vcl/menu.hxx>
+#include <vcl/toolbox.hxx>
+#include <vcl/window.hxx>
+
+#include <map>
+
+class Button;
+
+/** Toolbox that holds the close button (right hand side of the menubar).
+
+This is also used by the online update check; when an update is available, it
+inserts here the button that leads to the download of the update.
+*/
+class DecoToolBox : public ToolBox
+{
+    tools::Long lastSize;
+    Size maMinSize;
+
+public:
+    explicit DecoToolBox(vcl::Window* pParent);
+
+    void    DataChanged( const DataChangedEvent& rDCEvt ) override;
+
+    void    SetImages( tools::Long nMaxHeight, bool bForce = false );
+
+    void    calcMinSize();
+    const Size& getMinSize() const { return maMinSize;}
+
+    Image   maImage;
+};
+
+
+/** Class that implements the actual window of the menu bar.
+*/
+class MenuBarWindow : public vcl::Window, public MenuWindow
+{
+    friend class MenuBar;
+    friend class Menu;
+
+private:
+    struct AddButtonEntry
+    {
+        Link<MenuBarButtonCallbackArg&,bool>  m_aSelectLink;
+        Link<MenuBarButtonCallbackArg&,bool>  m_aHighlightLink;
+    };
+
+    VclPtr<Menu>           m_pMenu;
+    VclPtr<PopupMenu>      m_pActivePopup;
+    VclPtr<PopupMenu>      mpParentPopup;
+    sal_uInt16      m_nHighlightedItem;
+    sal_uInt16      m_nRolloveredItem;
+    VclPtr<vcl::Window> m_xSaveFocusId;
+    bool            mbAutoPopup;
+    bool            m_bIgnoreFirstMove;
+
+    VclPtr<DecoToolBox>  m_aCloseBtn;
+    VclPtr<PushButton>   m_aFloatBtn;
+    VclPtr<PushButton>   m_aHideBtn;
+
+    std::map< sal_uInt16, AddButtonEntry > m_aAddButtons;
+
+    void            HighlightItem(vcl::RenderContext& rRenderContext, sal_uInt16 nPos);
+    void    ChangeHighlightItem(sal_uInt16 n, bool bSelectPopupEntry, bool bAllowRestoreFocus = true, bool bDefaultToDocument = true);
+
+    sal_uInt16      ImplFindEntry( const Point& rMousePos ) const;
+    void            ImplCreatePopup( bool bPreSelectFirst );
+    bool    HandleKeyEvent(const KeyEvent& rKEvent, bool bFromMenu = true);
+    tools::Rectangle       ImplGetItemRect( sal_uInt16 nPos ) const;
+
+    void            ImplInitStyleSettings();
+
+    virtual void ApplySettings(vcl::RenderContext& rRenderContext) override;
+
+    DECL_LINK( CloseHdl, ToolBox*, void );
+    DECL_LINK( ToolboxEventHdl, VclWindowEvent&, void );
+    DECL_LINK( ShowHideListener, VclWindowEvent&, void );
+
+    void            StateChanged( StateChangedType nType ) override;
+    void            DataChanged( const DataChangedEvent& rDCEvt ) override;
+    void            LoseFocus() override;
+    void            GetFocus() override;
+
+public:
+    explicit        MenuBarWindow( vcl::Window* pParent );
+    virtual         ~MenuBarWindow() override;
+    virtual void    dispose() override;
+
+    void    ShowButtons(bool bClose, bool bFloat, bool bHide);
+
+    virtual void    MouseMove( const MouseEvent& rMEvt ) override;
+    virtual void    MouseButtonDown( const MouseEvent& rMEvt ) override;
+    virtual void    MouseButtonUp( const MouseEvent& rMEvt ) override;
+    virtual void    KeyInput( const KeyEvent& rKEvent ) override;
+    virtual void    Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect ) override;
+    virtual void    Resize() override;
+    virtual void    RequestHelp( const HelpEvent& rHEvt ) override;
+
+    void    SetMenu(MenuBar* pMenu);
+    void    SetHeight(tools::Long nHeight);
+    void    KillActivePopup();
+    void    PopupClosed(Menu const * pMenu);
+    sal_uInt16 GetHighlightedItem() const { return m_nHighlightedItem; }
+    virtual css::uno::Reference<css::accessibility::XAccessible> CreateAccessible() override;
+
+    void    SetAutoPopup(bool bAuto) { mbAutoPopup = bAuto; }
+    void    LayoutChanged();
+    Size const & MinCloseButtonSize() const;
+
+    /// Add an arbitrary button to the menubar that will appear next to the close button.
+    sal_uInt16 AddMenuBarButton(const Image&, const Link<MenuBarButtonCallbackArg&,bool>&, const OUString&);
+    void SetMenuBarButtonHighlightHdl(sal_uInt16 nId, const Link<MenuBarButtonCallbackArg&,bool>&);
+    tools::Rectangle GetMenuBarButtonRectPixel(sal_uInt16 nId);
+    void RemoveMenuBarButton(sal_uInt16 nId);
+    bool HandleMenuButtonEvent(sal_uInt16 i_nButtonId);
+    bool CanGetFocus() const;
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/menufloatingwindow.cxx b/vcl/source/window/menufloatingwindow.cxx
new file mode 100644
index 000000000..cfd6a6ae1
--- /dev/null
+++ b/vcl/source/window/menufloatingwindow.cxx
@@ -0,0 +1,1318 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include "menufloatingwindow.hxx"
+#include "menuitemlist.hxx"
+#include "bufferdevice.hxx"
+
+#include <sal/log.hxx>
+#include <salframe.hxx>
+#include <svdata.hxx>
+#include <vcl/decoview.hxx>
+#include <vcl/settings.hxx>
+#include <window.h>
+
+MenuFloatingWindow::MenuFloatingWindow( Menu* pMen, vcl::Window* pParent, WinBits nStyle ) :
+    FloatingWindow( pParent, nStyle ),
+    pMenu(pMen),
+    aHighlightChangedTimer("vcl::MenuFloatingWindow aHighlightChangedTimer"),
+    aSubmenuCloseTimer( "vcl::MenuFloatingWindow aSubmenuCloseTimer" ),
+    aScrollTimer( "vcl::MenuFloatingWindow aScrollTimer" ),
+    nHighlightedItem(ITEMPOS_INVALID),
+    nMBDownPos(ITEMPOS_INVALID),
+    nScrollerHeight(0),
+    nFirstEntry(0),
+    nPosInParent(ITEMPOS_INVALID),
+    bInExecute(false),
+    bScrollMenu(false),
+    bScrollUp(false),
+    bScrollDown(false),
+    bIgnoreFirstMove(true),
+    bKeyInput(false)
+{
+    mpWindowImpl->mbMenuFloatingWindow= true;
+
+    ApplySettings(*GetOutDev());
+
+    SetPopupModeEndHdl( LINK( this, MenuFloatingWindow, PopupEnd ) );
+
+    aHighlightChangedTimer.SetInvokeHandler( LINK( this, MenuFloatingWindow, HighlightChanged ) );
+    aHighlightChangedTimer.SetTimeout( GetSettings().GetMouseSettings().GetMenuDelay() );
+
+    aSubmenuCloseTimer.SetTimeout( GetSettings().GetMouseSettings().GetMenuDelay() );
+    aSubmenuCloseTimer.SetInvokeHandler( LINK( this, MenuFloatingWindow, SubmenuClose ) );
+
+    aScrollTimer.SetInvokeHandler( LINK( this, MenuFloatingWindow, AutoScroll ) );
+
+    AddEventListener( LINK( this, MenuFloatingWindow, ShowHideListener ) );
+}
+
+void MenuFloatingWindow::doShutdown()
+{
+    if( !pMenu )
+        return;
+
+    // #105373# notify toolkit that highlight was removed
+    // otherwise the entry will not be read when the menu is opened again
+    if( nHighlightedItem != ITEMPOS_INVALID )
+        pMenu->ImplCallEventListeners( VclEventId::MenuDehighlight, nHighlightedItem );
+    if (!bKeyInput && pMenu && pMenu->pStartedFrom && !pMenu->pStartedFrom->IsMenuBar())
+    {
+        // #102461# remove highlight in parent
+        size_t i, nCount = pMenu->pStartedFrom->pItemList->size();
+        for(i = 0; i < nCount; i++)
+        {
+            MenuItemData* pData = pMenu->pStartedFrom->pItemList->GetDataFromPos( i );
+            if( pData && ( pData->pSubMenu == pMenu ) )
+                break;
+        }
+        if( i < nCount )
+        {
+            MenuFloatingWindow* pPWin = static_cast<MenuFloatingWindow*>(pMenu->pStartedFrom->ImplGetWindow());
+            if (pPWin)
+                pPWin->InvalidateItem(i);
+        }
+    }
+
+    // free the reference to the accessible component
+    SetAccessible( css::uno::Reference< css::accessibility::XAccessible >() );
+
+    aHighlightChangedTimer.Stop();
+
+    // #95056# invalidate screen area covered by system window
+    // so this can be taken into account if the commandhandler performs a scroll operation
+    if( GetParent() )
+    {
+        tools::Rectangle aInvRect( GetWindowExtentsRelative( GetParent() ) );
+        GetParent()->Invalidate( aInvRect );
+    }
+    pMenu = nullptr;
+    RemoveEventListener( LINK( this, MenuFloatingWindow, ShowHideListener ) );
+
+    aScrollTimer.Stop();
+    aSubmenuCloseTimer.Stop();
+    aSubmenuCloseTimer.Stop();
+    aHighlightChangedTimer.Stop();
+    aHighlightChangedTimer.Stop();
+
+}
+
+MenuFloatingWindow::~MenuFloatingWindow()
+{
+    disposeOnce();
+}
+
+void MenuFloatingWindow::dispose()
+{
+    doShutdown();
+    pMenu.clear();
+    pActivePopup.clear();
+    xSaveFocusId.clear();
+    FloatingWindow::dispose();
+}
+
+void MenuFloatingWindow::Resize()
+{
+    InitMenuClipRegion(*GetOutDev()); // FIXME
+}
+
+void MenuFloatingWindow::ApplySettings(vcl::RenderContext& rRenderContext)
+{
+    FloatingWindow::ApplySettings(rRenderContext);
+
+    if (IsNativeControlSupported(ControlType::MenuPopup, ControlPart::MenuItem) &&
+        IsNativeControlSupported(ControlType::MenuPopup, ControlPart::Entire))
+    {
+        AllSettings aSettings(GetSettings());
+        ImplGetFrame()->UpdateSettings(aSettings); // Update theme colors.
+        StyleSettings aStyle(aSettings.GetStyleSettings());
+        Color aHighlightTextColor = ImplGetSVData()->maNWFData.maMenuBarHighlightTextColor;
+        if (aHighlightTextColor != COL_TRANSPARENT)
+        {
+            aStyle.SetMenuHighlightTextColor(aHighlightTextColor);
+        }
+        aSettings.SetStyleSettings(aStyle);
+        GetOutDev()->SetSettings(aSettings);
+    }
+
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+    SetPointFont(rRenderContext, rStyleSettings.GetMenuFont());
+
+    if (rRenderContext.IsNativeControlSupported(ControlType::MenuPopup, ControlPart::Entire))
+    {
+        rRenderContext.SetBackground(); // background will be drawn by NWF
+    }
+    else
+        rRenderContext.SetBackground(Wallpaper(rStyleSettings.GetMenuColor()));
+
+    rRenderContext.SetTextColor(rStyleSettings.GetMenuTextColor());
+    rRenderContext.SetTextFillColor();
+    rRenderContext.SetLineColor();
+}
+
+/// Get a negative pixel offset for an offset menu
+tools::Long MenuFloatingWindow::ImplGetStartY() const
+{
+    tools::Long nY = 0;
+    if( pMenu )
+    {
+        // avoid crash if somehow menu got disposed, and MenuItemList is empty (workaround for tdf#104686)
+        if ( nFirstEntry > 0 && !pMenu->GetItemList()->GetDataFromPos(nFirstEntry - 1) )
+        {
+            return 0;
+        }
+
+        for ( sal_uInt16 n = 0; n < nFirstEntry; n++ )
+            nY += pMenu->GetItemList()->GetDataFromPos( n )->aSz.Height();
+        nY -= pMenu->GetTitleHeight();
+    }
+    return -nY;
+}
+
+vcl::Region MenuFloatingWindow::ImplCalcClipRegion() const
+{
+    Size aOutSz = GetOutputSizePixel();
+    tools::Rectangle aRect( Point(), aOutSz );
+    aRect.AdjustTop(nScrollerHeight );
+    aRect.AdjustBottom( -nScrollerHeight );
+
+    vcl::Region aRegion(aRect);
+
+    return aRegion;
+}
+
+void MenuFloatingWindow::InitMenuClipRegion(vcl::RenderContext& rRenderContext)
+{
+    if (IsScrollMenu())
+    {
+        rRenderContext.SetClipRegion(ImplCalcClipRegion());
+    }
+    else
+    {
+        rRenderContext.SetClipRegion();
+    }
+}
+
+void MenuFloatingWindow::ImplHighlightItem( const MouseEvent& rMEvt, bool bMBDown )
+{
+    if( ! pMenu )
+        return;
+
+    tools::Long nY = GetInitialItemY();
+    tools::Long nMouseY = rMEvt.GetPosPixel().Y();
+    Size aOutSz = GetOutputSizePixel();
+    if ( ( nMouseY >= nY ) && ( nMouseY < aOutSz.Height() ) )
+    {
+        bool bHighlighted = false;
+        size_t nCount = pMenu->pItemList->size();
+        for ( size_t n = 0; !bHighlighted && ( n < nCount ); n++ )
+        {
+            if ( pMenu->ImplIsVisible( n ) )
+            {
+                MenuItemData* pItemData = pMenu->pItemList->GetDataFromPos( n );
+                tools::Long nOldY = nY;
+                nY += pItemData->aSz.Height();
+                if ( ( nOldY <= nMouseY ) && ( nY > nMouseY ) && pMenu->ImplIsSelectable( n ) )
+                {
+                    bool bPopupArea = true;
+                    if ( pItemData->nBits & MenuItemBits::POPUPSELECT )
+                    {
+                        // only when clicked over the arrow...
+                        Size aSz = GetOutputSizePixel();
+                        tools::Long nFontHeight = GetTextHeight();
+                        bPopupArea = ( rMEvt.GetPosPixel().X() >= ( aSz.Width() - nFontHeight - nFontHeight/4 ) );
+                    }
+
+                    if ( bMBDown )
+                    {
+                        if ( n != nHighlightedItem )
+                        {
+                            ChangeHighlightItem( static_cast<sal_uInt16>(n), false );
+                        }
+
+                        bool bAllowNewPopup = true;
+                        if ( pActivePopup )
+                        {
+                            MenuItemData* pData = pMenu->pItemList->GetDataFromPos( n );
+                            bAllowNewPopup = pData && ( pData->pSubMenu != pActivePopup );
+                            if ( bAllowNewPopup )
+                                KillActivePopup();
+                        }
+
+                        if ( bPopupArea && bAllowNewPopup )
+                        {
+                            HighlightChanged( nullptr );
+                        }
+                    }
+                    else
+                    {
+                        if ( n != nHighlightedItem )
+                        {
+                            ChangeHighlightItem( static_cast<sal_uInt16>(n), true );
+                        }
+                        else if ( pItemData->nBits & MenuItemBits::POPUPSELECT )
+                        {
+                            if ( bPopupArea && ( pActivePopup != pItemData->pSubMenu ) )
+                                HighlightChanged( nullptr );
+                        }
+                    }
+                    bHighlighted = true;
+                }
+            }
+        }
+        if ( !bHighlighted )
+            ChangeHighlightItem( ITEMPOS_INVALID, true );
+    }
+    else
+    {
+        ImplScroll( rMEvt.GetPosPixel() );
+        ChangeHighlightItem( ITEMPOS_INVALID, true );
+    }
+}
+
+IMPL_LINK_NOARG(MenuFloatingWindow, PopupEnd, FloatingWindow*, void)
+{
+    // "this" will be deleted before the end of this method!
+    Menu* pM = pMenu;
+    if ( bInExecute )
+    {
+        End();
+        if ( pActivePopup )
+        {
+            KillActivePopup(); // should be ok to just remove it
+            //pActivePopup->bCanceled = true;
+        }
+        pMenu->bInCallback = true;
+        pMenu->Deactivate();
+        pMenu->bInCallback = false;
+    }
+    else
+    {
+        if (pMenu && pMenu->pStartedFrom)
+            pMenu->pStartedFrom->ClosePopup(pMenu);
+    }
+
+    if ( pM )
+        pM->pStartedFrom = nullptr;
+}
+
+IMPL_LINK_NOARG(MenuFloatingWindow, AutoScroll, Timer *, void)
+{
+    ImplScroll( GetPointerPosPixel() );
+}
+
+IMPL_LINK( MenuFloatingWindow, HighlightChanged, Timer*, pTimer, void )
+{
+    if( ! pMenu )
+        return;
+
+    MenuItemData* pItemData = pMenu->pItemList->GetDataFromPos( nHighlightedItem );
+    if ( !pItemData )
+        return;
+
+    if ( pActivePopup && ( pActivePopup != pItemData->pSubMenu ) )
+    {
+        FloatWinPopupFlags nOldFlags = GetPopupModeFlags();
+        SetPopupModeFlags( GetPopupModeFlags() | FloatWinPopupFlags::NoAppFocusClose );
+        KillActivePopup();
+        SetPopupModeFlags( nOldFlags );
+    }
+    if ( !(pItemData->bEnabled && pItemData->pSubMenu && pItemData->pSubMenu->GetItemCount() && ( pItemData->pSubMenu != pActivePopup )) )
+        return;
+
+    pActivePopup = static_cast<PopupMenu*>(pItemData->pSubMenu.get());
+    tools::Long nY = nScrollerHeight+ImplGetStartY();
+    MenuItemData* pData = nullptr;
+    for ( sal_uLong n = 0; n < nHighlightedItem; n++ )
+    {
+        pData = pMenu->pItemList->GetDataFromPos( n );
+        nY += pData->aSz.Height();
+    }
+    pData = pMenu->pItemList->GetDataFromPos( nHighlightedItem );
+    Size MySize = GetOutputSizePixel();
+    Point aItemTopLeft( 0, nY );
+    Point aItemBottomRight( aItemTopLeft );
+    aItemBottomRight.AdjustX(MySize.Width() );
+    aItemBottomRight.AdjustY(pData->aSz.Height() );
+
+    // shift the popups a little
+    aItemTopLeft.AdjustX(2 );
+    aItemBottomRight.AdjustX( -2 );
+    if ( nHighlightedItem )
+        aItemTopLeft.AdjustY( -2 );
+    else
+    {
+        sal_Int32 nL, nT, nR, nB;
+        GetBorder( nL, nT, nR, nB );
+        aItemTopLeft.AdjustY( -nT );
+    }
+
+    // pTest: crash due to Reschedule() in call of Activate()
+    // Also it is prevented that submenus are displayed which
+    // were for long in Activate Rescheduled and which should not be
+    // displayed now.
+    Menu* pTest = pActivePopup;
+    FloatWinPopupFlags nOldFlags = GetPopupModeFlags();
+    SetPopupModeFlags( GetPopupModeFlags() | FloatWinPopupFlags::NoAppFocusClose );
+    sal_uInt16 nRet = pActivePopup->ImplExecute( this, tools::Rectangle( aItemTopLeft, aItemBottomRight ), FloatWinPopupFlags::Right, pMenu, pTimer == nullptr );
+    SetPopupModeFlags( nOldFlags );
+
+    // nRet != 0, if it was stopped during Activate()...
+    if ( !nRet && ( pActivePopup == pTest ) && pActivePopup->ImplGetWindow() )
+        pActivePopup->ImplGetFloatingWindow()->AddPopupModeWindow( this );
+}
+
+IMPL_LINK_NOARG(MenuFloatingWindow, SubmenuClose, Timer *, void)
+{
+    if( pMenu && pMenu->pStartedFrom )
+    {
+        MenuFloatingWindow* pWin = static_cast<MenuFloatingWindow*>(pMenu->pStartedFrom->GetWindow());
+        if( pWin )
+            pWin->KillActivePopup();
+    }
+}
+
+IMPL_LINK( MenuFloatingWindow, ShowHideListener, VclWindowEvent&, rEvent, void )
+{
+    if( ! pMenu )
+        return;
+
+    if( rEvent.GetId() == VclEventId::WindowShow )
+        pMenu->ImplCallEventListeners( VclEventId::MenuShow, ITEMPOS_INVALID );
+    else if( rEvent.GetId() == VclEventId::WindowHide )
+        pMenu->ImplCallEventListeners( VclEventId::MenuHide, ITEMPOS_INVALID );
+}
+
+void MenuFloatingWindow::EnableScrollMenu( bool b )
+{
+    bScrollMenu = b;
+    nScrollerHeight = b ? static_cast<sal_uInt16>(GetSettings().GetStyleSettings().GetScrollBarSize()) /2 : 0;
+    bScrollDown = true;
+    InitMenuClipRegion(*GetOutDev());
+}
+
+void MenuFloatingWindow::Start()
+{
+    if (bInExecute)
+        return;
+    bInExecute = true;
+    if (GetParent())
+        GetParent()->IncModalCount();
+}
+
+bool MenuFloatingWindow::MenuInHierarchyHasFocus() const
+{
+    if (HasChildPathFocus())
+        return true;
+    PopupMenu* pSub = GetActivePopup();
+    if (!pSub)
+        return false;
+    return pSub->ImplGetFloatingWindow()->HasChildPathFocus();
+}
+
+void MenuFloatingWindow::End()
+{
+    if (!bInExecute)
+        return;
+
+    if (GetParent() && !GetParent()->isDisposed())
+        GetParent()->DecModalCount();
+
+    // restore focus to previous window if we still have the focus
+    VclPtr<vcl::Window> xFocusId(xSaveFocusId);
+    xSaveFocusId = nullptr;
+    if (xFocusId != nullptr && MenuInHierarchyHasFocus())
+    {
+        ImplGetSVData()->mpWinData->mbNoDeactivate = false;
+        Window::EndSaveFocus(xFocusId);
+    }
+
+    bInExecute = false;
+}
+
+void MenuFloatingWindow::Execute()
+{
+    ImplSVData* pSVData = ImplGetSVData();
+
+    pSVData->maAppData.mpActivePopupMenu = static_cast<PopupMenu*>(pMenu.get());
+
+    Start();
+
+    while (bInExecute && !Application::IsQuit())
+        Application::Yield();
+
+    pSVData->maAppData.mpActivePopupMenu = nullptr;
+}
+
+void MenuFloatingWindow::StopExecute()
+{
+    End();
+
+    ImplEndPopupMode(FloatWinPopupEndFlags::NONE, xSaveFocusId);
+
+    aHighlightChangedTimer.Stop();
+    if (pActivePopup)
+    {
+        KillActivePopup();
+    }
+    // notify parent, needed for accessibility
+    if( pMenu && pMenu->pStartedFrom )
+        pMenu->pStartedFrom->ImplCallEventListeners( VclEventId::MenuSubmenuDeactivate, nPosInParent );
+}
+
+void MenuFloatingWindow::KillActivePopup( PopupMenu* pThisOnly )
+{
+    if ( !pActivePopup || ( pThisOnly && ( pThisOnly != pActivePopup ) ) )
+        return;
+
+    if( pActivePopup->pWindow )
+        if( static_cast<FloatingWindow *>(pActivePopup->pWindow.get())->IsInCleanUp() )
+            return; // kill it later
+    if ( pActivePopup->bInCallback )
+        pActivePopup->bCanceled = true;
+
+    // For all actions pActivePopup = 0, if e.g.
+    // PopupModeEndHdl the popups to destroy were called synchronous
+    PopupMenu* pPopup = pActivePopup;
+    pActivePopup = nullptr;
+    pPopup->bInCallback = true;
+    pPopup->Deactivate();
+    pPopup->bInCallback = false;
+    if ( pPopup->ImplGetWindow() )
+    {
+        pPopup->ImplGetFloatingWindow()->StopExecute();
+        pPopup->ImplGetFloatingWindow()->doShutdown();
+        pPopup->pWindow.disposeAndClear();
+
+        PaintImmediately();
+    }
+}
+
+void MenuFloatingWindow::EndExecute()
+{
+    Menu* pStart = pMenu ? pMenu->ImplGetStartMenu() : nullptr;
+
+    // if started elsewhere, cleanup there as well
+    MenuFloatingWindow* pCleanUpFrom = this;
+    MenuFloatingWindow* pWin = this;
+    while (pWin && !pWin->bInExecute &&
+        pWin->pMenu->pStartedFrom && !pWin->pMenu->pStartedFrom->IsMenuBar())
+    {
+        pWin = static_cast<PopupMenu*>(pWin->pMenu->pStartedFrom.get())->ImplGetFloatingWindow();
+    }
+    if ( pWin )
+        pCleanUpFrom = pWin;
+
+    // this window will be destroyed => store date locally...
+    Menu* pM = pMenu;
+    sal_uInt16 nItem = nHighlightedItem;
+
+    pCleanUpFrom->StopExecute();
+
+    if ( !(nItem != ITEMPOS_INVALID && pM) )
+        return;
+
+    MenuItemData* pItemData = pM->GetItemList()->GetDataFromPos( nItem );
+    if ( pItemData && !pItemData->bIsTemporary )
+    {
+        pM->nSelectedId = pItemData->nId;
+        pM->sSelectedIdent = pItemData->sIdent;
+        if (pStart)
+        {
+            pStart->nSelectedId = pItemData->nId;
+            pStart->sSelectedIdent = pItemData->sIdent;
+        }
+
+        pM->ImplSelect();
+    }
+}
+
+void MenuFloatingWindow::EndExecute( sal_uInt16 nId )
+{
+    size_t nPos;
+    if ( pMenu && pMenu->GetItemList()->GetData( nId, nPos ) )
+        nHighlightedItem = nPos;
+    else
+        nHighlightedItem = ITEMPOS_INVALID;
+
+    EndExecute();
+}
+
+void MenuFloatingWindow::MouseButtonDown( const MouseEvent& rMEvt )
+{
+    // TH creates a ToTop on this window, but the active popup
+    // should stay on top...
+    // due to focus change this would close all menus -> don't do it (#94123)
+    //if ( pActivePopup && pActivePopup->ImplGetWindow() && !pActivePopup->ImplGetFloatingWindow()->pActivePopup )
+    //    pActivePopup->ImplGetFloatingWindow()->ToTop( ToTopFlags::NoGrabFocus );
+
+    ImplHighlightItem( rMEvt, true );
+
+    nMBDownPos = nHighlightedItem;
+}
+
+void MenuFloatingWindow::MouseButtonUp( const MouseEvent& rMEvt )
+{
+    MenuItemData* pData = pMenu ? pMenu->GetItemList()->GetDataFromPos( nHighlightedItem ) : nullptr;
+    // nMBDownPos store in local variable and reset immediately,
+    // as it will be too late after EndExecute
+    sal_uInt16 _nMBDownPos = nMBDownPos;
+    nMBDownPos = ITEMPOS_INVALID;
+    if ( !(pData && pData->bEnabled && ( pData->eType != MenuItemType::SEPARATOR )) )
+        return;
+
+    if ( !pData->pSubMenu )
+    {
+        EndExecute();
+    }
+    else if ( ( pData->nBits & MenuItemBits::POPUPSELECT ) && ( nHighlightedItem == _nMBDownPos ) && ( rMEvt.GetClicks() == 2 ) )
+    {
+        // not when clicked over the arrow...
+        Size aSz = GetOutputSizePixel();
+        tools::Long nFontHeight = GetTextHeight();
+        if ( rMEvt.GetPosPixel().X() < ( aSz.Width() - nFontHeight - nFontHeight/4 ) )
+            EndExecute();
+    }
+
+}
+
+void MenuFloatingWindow::MouseMove( const MouseEvent& rMEvt )
+{
+    if ( !IsVisible() || rMEvt.IsSynthetic() || rMEvt.IsEnterWindow() )
+        return;
+
+    if ( rMEvt.IsLeaveWindow() )
+    {
+        // #102461# do not remove highlight if a popup menu is open at this position
+        MenuItemData* pData = pMenu ? pMenu->pItemList->GetDataFromPos( nHighlightedItem ) : nullptr;
+        // close popup with some delayed if we leave somewhere else
+        if( pActivePopup && pData && pData->pSubMenu != pActivePopup )
+            pActivePopup->ImplGetFloatingWindow()->aSubmenuCloseTimer.Start();
+
+        if( !pActivePopup || (pData && pData->pSubMenu != pActivePopup ) )
+            ChangeHighlightItem( ITEMPOS_INVALID, false );
+
+        if ( IsScrollMenu() )
+            ImplScroll( rMEvt.GetPosPixel() );
+    }
+    else
+    {
+        aSubmenuCloseTimer.Stop();
+        if( bIgnoreFirstMove )
+            bIgnoreFirstMove = false;
+        else
+            ImplHighlightItem( rMEvt, false );
+    }
+}
+
+void MenuFloatingWindow::ImplScroll( bool bUp )
+{
+    KillActivePopup();
+    PaintImmediately();
+
+    if (!pMenu)
+        return;
+
+    Invalidate();
+
+    pMenu->ImplKillLayoutData();
+
+    if ( bScrollUp && bUp )
+    {
+        nFirstEntry = pMenu->ImplGetPrevVisible( nFirstEntry );
+        SAL_WARN_IF( nFirstEntry == ITEMPOS_INVALID, "vcl", "Scroll?!" );
+
+        // avoid crash if somehow menu got disposed, and MenuItemList is empty (workaround for tdf#104686)
+        const auto pItemData = pMenu->GetItemList()->GetDataFromPos( nFirstEntry );
+        if ( pItemData )
+        {
+            tools::Long nScrollEntryHeight = pItemData->aSz.Height();
+
+            if ( !bScrollDown )
+            {
+                bScrollDown = true;
+                Invalidate();
+            }
+
+            if ( pMenu->ImplGetPrevVisible( nFirstEntry ) == ITEMPOS_INVALID )
+            {
+                bScrollUp = false;
+                Invalidate();
+            }
+
+            Scroll( 0, nScrollEntryHeight, ImplCalcClipRegion().GetBoundRect(), ScrollFlags::Clip );
+        }
+    }
+    else if ( bScrollDown && !bUp )
+    {
+        // avoid crash if somehow menu got disposed, and MenuItemList is empty (workaround for tdf#104686)
+        const auto pItemData = pMenu->GetItemList()->GetDataFromPos( nFirstEntry );
+        if ( pItemData )
+        {
+            tools::Long nScrollEntryHeight = pItemData->aSz.Height();
+
+            nFirstEntry = pMenu->ImplGetNextVisible( nFirstEntry );
+            SAL_WARN_IF( nFirstEntry == ITEMPOS_INVALID, "vcl", "Scroll?!" );
+
+            if ( !bScrollUp )
+            {
+                bScrollUp = true;
+                Invalidate();
+            }
+
+            tools::Long nHeight = GetOutputSizePixel().Height();
+            sal_uInt16 nLastVisible;
+            static_cast<PopupMenu*>(pMenu.get())->ImplCalcVisEntries( nHeight, nFirstEntry, &nLastVisible );
+            if ( pMenu->ImplGetNextVisible( nLastVisible ) == ITEMPOS_INVALID )
+            {
+                bScrollDown = false;
+                Invalidate();
+            }
+
+            Scroll( 0, -nScrollEntryHeight, ImplCalcClipRegion().GetBoundRect(), ScrollFlags::Clip );
+        }
+    }
+
+    Invalidate();
+}
+
+void MenuFloatingWindow::ImplScroll( const Point& rMousePos )
+{
+    Size aOutSz = GetOutputSizePixel();
+
+    tools::Long nY = nScrollerHeight;
+    tools::Long nMouseY = rMousePos.Y();
+    tools::Long nDelta = 0;
+
+    if ( bScrollUp && ( nMouseY < nY ) )
+    {
+        ImplScroll( true );
+        nDelta = nY - nMouseY;
+    }
+    else if ( bScrollDown && ( nMouseY > ( aOutSz.Height() - nY ) ) )
+    {
+        ImplScroll( false );
+        nDelta = nMouseY - ( aOutSz.Height() - nY );
+    }
+
+    if ( !nDelta )
+        return;
+
+    aScrollTimer.Stop();    // if scrolled through MouseMove.
+    tools::Long nTimeout;
+    if ( nDelta < 3 )
+        nTimeout = 200;
+    else if ( nDelta < 5 )
+        nTimeout = 100;
+    else if ( nDelta < 8 )
+        nTimeout = 70;
+    else if ( nDelta < 12 )
+        nTimeout = 40;
+    else
+        nTimeout = 20;
+    aScrollTimer.SetTimeout( nTimeout );
+    aScrollTimer.Start();
+}
+void MenuFloatingWindow::ChangeHighlightItem( sal_uInt16 n, bool bStartPopupTimer )
+{
+    // #57934# if necessary, immediately close the active, as TH's backgroundstorage works.
+    // #65750# we prefer to refrain from the background storage of small lines.
+    //         otherwise the menus are difficult to operate.
+    //  MenuItemData* pNextData = pMenu->pItemList->GetDataFromPos( n );
+    //  if ( pActivePopup && pNextData && ( pActivePopup != pNextData->pSubMenu ) )
+    //      KillActivePopup();
+
+    aSubmenuCloseTimer.Stop();
+    if( ! pMenu )
+        return;
+
+    if ( nHighlightedItem != ITEMPOS_INVALID )
+    {
+        InvalidateItem(nHighlightedItem);
+        pMenu->ImplCallEventListeners( VclEventId::MenuDehighlight, nHighlightedItem );
+    }
+
+    nHighlightedItem = n;
+    SAL_WARN_IF( !pMenu->ImplIsVisible( nHighlightedItem ) && nHighlightedItem != ITEMPOS_INVALID, "vcl", "ChangeHighlightItem: Not visible!" );
+    if( nHighlightedItem != ITEMPOS_INVALID )
+    {
+        if (pMenu->pStartedFrom && !pMenu->pStartedFrom->IsMenuBar())
+        {
+            // #102461# make sure parent entry is highlighted as well
+            size_t i, nCount = pMenu->pStartedFrom->pItemList->size();
+            for(i = 0; i < nCount; i++)
+            {
+                MenuItemData* pData = pMenu->pStartedFrom->pItemList->GetDataFromPos( i );
+                if( pData && ( pData->pSubMenu == pMenu ) )
+                    break;
+            }
+            if( i < nCount )
+            {
+                MenuFloatingWindow* pPWin = static_cast<MenuFloatingWindow*>(pMenu->pStartedFrom->ImplGetWindow());
+                if( pPWin && pPWin->nHighlightedItem != i )
+                {
+                    pPWin->InvalidateItem(i);
+                    pPWin->nHighlightedItem = i;
+                }
+            }
+        }
+        InvalidateItem(nHighlightedItem);
+        pMenu->ImplCallHighlight( nHighlightedItem );
+    }
+    else
+    {
+        pMenu->nSelectedId = 0;
+        pMenu->sSelectedIdent.clear();
+    }
+
+    if ( bStartPopupTimer )
+    {
+        // #102438# Menu items are not selectable
+        // If a menu item is selected by an AT-tool via the XAccessibleAction, XAccessibleValue
+        // or XAccessibleSelection interface, and the parent popup menus are not executed yet,
+        // the parent popup menus must be executed SYNCHRONOUSLY, before the menu item is selected.
+        if ( GetSettings().GetMouseSettings().GetMenuDelay() )
+            aHighlightChangedTimer.Start();
+        else
+            HighlightChanged( &aHighlightChangedTimer );
+    }
+}
+
+/// Calculate the initial vertical pixel offset of the first item.
+/// May be negative for scrolled windows.
+tools::Long MenuFloatingWindow::GetInitialItemY(tools::Long *pStartY) const
+{
+    tools::Long nStartY = ImplGetStartY();
+    if (pStartY)
+        *pStartY = nStartY;
+    return nScrollerHeight + nStartY +
+        ImplGetSVData()->maNWFData.mnMenuFormatBorderY;
+}
+
+/// Emit an Invalidate just for this item's area
+void MenuFloatingWindow::InvalidateItem(sal_uInt16 nPos)
+{
+    if (!pMenu)
+        return;
+
+    tools::Long nY = GetInitialItemY();
+    size_t nCount = pMenu->pItemList->size();
+    for (size_t n = 0; n < nCount; n++)
+    {
+        MenuItemData* pData = pMenu->pItemList->GetDataFromPos( n );
+        tools::Long nHeight = pData->aSz.Height();
+        if (n == nPos)
+        {
+            Size aWidth( GetSizePixel() );
+            tools::Rectangle aRect(Point(0, nY), Size(aWidth.Width(), nHeight));
+            Invalidate( aRect );
+        }
+        nY += nHeight;
+    }
+}
+
+void MenuFloatingWindow::RenderHighlightItem(vcl::RenderContext& rRenderContext, sal_uInt16 nPos)
+{
+    if (!pMenu)
+        return;
+
+    Size aSz(GetOutputSizePixel());
+
+    tools::Long nX = 0;
+    tools::Long nStartY;
+    tools::Long nY = GetInitialItemY(&nStartY);
+
+    int nOuterSpaceX = ImplGetSVData()->maNWFData.mnMenuFormatBorderX;
+
+    size_t nCount = pMenu->pItemList->size();
+    for (size_t n = 0; n < nCount; n++)
+    {
+        MenuItemData* pData = pMenu->pItemList->GetDataFromPos( n );
+        if (n == nPos)
+        {
+            SAL_WARN_IF(!pMenu->ImplIsVisible(n), "vcl", "Highlight: Item not visible!");
+            if (pData->eType != MenuItemType::SEPARATOR)
+            {
+                bool bRestoreLineColor = false;
+                Color oldLineColor;
+                bool bDrawItemRect = true;
+
+                tools::Rectangle aItemRect(Point(nX + nOuterSpaceX, nY), Size(aSz.Width() - 2 * nOuterSpaceX, pData->aSz.Height()));
+                if (pData->nBits & MenuItemBits::POPUPSELECT)
+                {
+                    tools::Long nFontHeight = GetTextHeight();
+                    aItemRect.AdjustRight( -(nFontHeight + nFontHeight / 4) );
+                }
+
+                if (rRenderContext.IsNativeControlSupported(ControlType::MenuPopup, ControlPart::Entire))
+                {
+                    Size aPxSize(GetOutputSizePixel());
+                    rRenderContext.Push(vcl::PushFlags::CLIPREGION);
+                    rRenderContext.IntersectClipRegion(tools::Rectangle(Point(nX, nY), Size(aSz.Width(), pData->aSz.Height())));
+                    tools::Rectangle aCtrlRect(Point(nX, 0), Size(aPxSize.Width()-nX, aPxSize.Height()));
+                    MenupopupValue aVal(pMenu->nTextPos-GUTTERBORDER, aItemRect);
+                    rRenderContext.DrawNativeControl(ControlType::MenuPopup, ControlPart::Entire,
+                                                     aCtrlRect, ControlState::ENABLED, aVal, OUString());
+                    if (rRenderContext.IsNativeControlSupported(ControlType::MenuPopup, ControlPart::MenuItem))
+                    {
+                        bDrawItemRect = false;
+                        if (!rRenderContext.DrawNativeControl(ControlType::MenuPopup, ControlPart::MenuItem, aItemRect,
+                                                              ControlState::SELECTED | (pData->bEnabled
+                                                                                            ? ControlState::ENABLED
+                                                                                            : ControlState::NONE),
+                                                              aVal, OUString()))
+                        {
+                            bDrawItemRect = true;
+                        }
+                    }
+                    else
+                        bDrawItemRect = true;
+                    rRenderContext.Pop();
+                }
+                if (bDrawItemRect)
+                {
+                    if (pData->bEnabled)
+                        rRenderContext.SetFillColor(rRenderContext.GetSettings().GetStyleSettings().GetMenuHighlightColor());
+                    else
+                    {
+                        rRenderContext.SetFillColor();
+                        oldLineColor = rRenderContext.GetLineColor();
+                        rRenderContext.SetLineColor(rRenderContext.GetSettings().GetStyleSettings().GetMenuHighlightColor());
+                        bRestoreLineColor = true;
+                    }
+
+                    rRenderContext.DrawRect(aItemRect);
+                }
+                pMenu->ImplPaint(rRenderContext, GetOutputSizePixel(), nScrollerHeight, nStartY, pData, true/*bHighlight*/);
+                if (bRestoreLineColor)
+                    rRenderContext.SetLineColor(oldLineColor);
+            }
+            return;
+        }
+
+        nY += pData->aSz.Height();
+    }
+}
+
+tools::Rectangle MenuFloatingWindow::ImplGetItemRect( sal_uInt16 nPos ) const
+{
+    if( ! pMenu )
+        return tools::Rectangle();
+
+    tools::Rectangle aRect;
+    Size    aSz = GetOutputSizePixel();
+    tools::Long    nStartY = ImplGetStartY();
+    tools::Long    nY = nScrollerHeight+nStartY;
+
+    size_t nCount = pMenu->pItemList->size();
+    for ( size_t n = 0; n < nCount; n++ )
+    {
+        MenuItemData* pData = pMenu->pItemList->GetDataFromPos( n );
+        if ( n == nPos )
+        {
+            SAL_WARN_IF( !pMenu->ImplIsVisible( n ), "vcl", "ImplGetItemRect: Item not visible!" );
+            if ( pData->eType != MenuItemType::SEPARATOR )
+            {
+                aRect = tools::Rectangle( Point( 0, nY ), Size( aSz.Width(), pData->aSz.Height() ) );
+                if ( pData->nBits & MenuItemBits::POPUPSELECT )
+                {
+                    tools::Long nFontHeight = GetTextHeight();
+                    aRect.AdjustRight( -(nFontHeight + nFontHeight/4) );
+                }
+            }
+            break;
+        }
+        nY += pData->aSz.Height();
+    }
+    return aRect;
+}
+
+void MenuFloatingWindow::ImplCursorUpDown( bool bUp, bool bHomeEnd )
+{
+    if( ! pMenu )
+        return;
+
+    const StyleSettings& rSettings = GetSettings().GetStyleSettings();
+
+    sal_uInt16 n = nHighlightedItem;
+    if ( n == ITEMPOS_INVALID )
+    {
+        if ( bUp )
+            n = 0;
+        else
+            n = pMenu->GetItemCount()-1;
+    }
+
+    sal_uInt16 nLoop = n;
+
+    if( bHomeEnd )
+    {
+        // absolute positioning
+        if( bUp )
+        {
+            n = pMenu->GetItemCount();
+            nLoop = n-1;
+        }
+        else
+        {
+            n = sal_uInt16(-1);
+            nLoop = n+1;
+        }
+    }
+
+    do
+    {
+        if ( bUp )
+        {
+            if ( n )
+                n--;
+            else
+                if ( !IsScrollMenu() || ( nHighlightedItem == ITEMPOS_INVALID ) )
+                    n = pMenu->GetItemCount()-1;
+                else
+                    break;
+        }
+        else
+        {
+            n++;
+            if ( n >= pMenu->GetItemCount() )
+            {
+                if ( !IsScrollMenu() || ( nHighlightedItem == ITEMPOS_INVALID ) )
+                    n = 0;
+                else
+                    break;
+            }
+        }
+
+        MenuItemData* pData = pMenu->GetItemList()->GetDataFromPos( n );
+        if ( ( pData->bEnabled || !rSettings.GetSkipDisabledInMenus() )
+              && ( pData->eType != MenuItemType::SEPARATOR ) && pMenu->ImplIsVisible( n ) && pMenu->ImplIsSelectable( n ) )
+        {
+            // Is selection in visible area?
+            if ( IsScrollMenu() )
+            {
+                ChangeHighlightItem( ITEMPOS_INVALID, false );
+
+                while ( n < nFirstEntry )
+                    ImplScroll( true );
+
+                Size aOutSz = GetOutputSizePixel();
+                sal_uInt16 nLastVisible;
+                static_cast<PopupMenu*>(pMenu.get())->ImplCalcVisEntries( aOutSz.Height(), nFirstEntry, &nLastVisible );
+                while ( n > nLastVisible )
+                {
+                    ImplScroll( false );
+                    static_cast<PopupMenu*>(pMenu.get())->ImplCalcVisEntries( aOutSz.Height(), nFirstEntry, &nLastVisible );
+                }
+            }
+            ChangeHighlightItem( n, false );
+            break;
+        }
+    } while ( n != nLoop );
+}
+
+void MenuFloatingWindow::KeyInput( const KeyEvent& rKEvent )
+{
+    VclPtr<vcl::Window> xWindow = this;
+
+    sal_uInt16 nCode = rKEvent.GetKeyCode().GetCode();
+    bKeyInput = true;
+    switch ( nCode )
+    {
+        case KEY_UP:
+        case KEY_DOWN:
+        {
+            ImplCursorUpDown( nCode == KEY_UP );
+        }
+        break;
+        case KEY_END:
+        case KEY_HOME:
+        {
+            ImplCursorUpDown( nCode == KEY_END, true );
+        }
+        break;
+        case KEY_F6:
+        case KEY_ESCAPE:
+        {
+            // Ctrl-F6 acts like ESC here, the menu bar however will then put the focus in the document
+            if( nCode == KEY_F6 && !rKEvent.GetKeyCode().IsMod1() )
+                break;
+            if( pMenu )
+            {
+                if ( !pMenu->pStartedFrom )
+                {
+                    StopExecute();
+                    KillActivePopup();
+                }
+                else if (pMenu->pStartedFrom->IsMenuBar())
+                {
+                    pMenu->pStartedFrom->MenuBarKeyInput(rKEvent);
+                }
+                else
+                {
+                    StopExecute();
+                    PopupMenu* pPopupMenu = static_cast<PopupMenu*>(pMenu->pStartedFrom.get());
+                    MenuFloatingWindow* pFloat = pPopupMenu->ImplGetFloatingWindow();
+                    pFloat->GrabFocus();
+                    pFloat->KillActivePopup();
+                    pPopupMenu->ImplCallHighlight(pFloat->nHighlightedItem);
+                }
+            }
+        }
+        break;
+        case KEY_LEFT:
+        {
+            if ( pMenu && pMenu->pStartedFrom )
+            {
+                StopExecute();
+                if (pMenu->pStartedFrom->IsMenuBar())
+                {
+                    pMenu->pStartedFrom->MenuBarKeyInput(rKEvent);
+                }
+                else
+                {
+                    MenuFloatingWindow* pFloat = static_cast<PopupMenu*>(pMenu->pStartedFrom.get())->ImplGetFloatingWindow();
+                    pFloat->GrabFocus();
+                    pFloat->KillActivePopup();
+                    sal_uInt16 highlightItem = pFloat->GetHighlightedItem();
+                    pFloat->ChangeHighlightItem(highlightItem, false);
+                }
+            }
+        }
+        break;
+        case KEY_RIGHT:
+        {
+            if( pMenu )
+            {
+                bool bDone = false;
+                if ( nHighlightedItem != ITEMPOS_INVALID )
+                {
+                    MenuItemData* pData = pMenu->GetItemList()->GetDataFromPos( nHighlightedItem );
+                    if ( pData && pData->pSubMenu )
+                    {
+                        HighlightChanged( nullptr );
+                        bDone = true;
+                    }
+                }
+                if ( !bDone )
+                {
+                    Menu* pStart = pMenu->ImplGetStartMenu();
+                    if (pStart && pStart->IsMenuBar())
+                    {
+                        // Forward...
+                        pStart->ImplGetWindow()->KeyInput( rKEvent );
+                    }
+                }
+            }
+        }
+        break;
+        case KEY_RETURN:
+        {
+            if( pMenu )
+            {
+                MenuItemData* pData = pMenu->GetItemList()->GetDataFromPos( nHighlightedItem );
+                if ( pData && pData->bEnabled )
+                {
+                    if ( pData->pSubMenu )
+                        HighlightChanged( nullptr );
+                    else
+                        EndExecute();
+                }
+                else
+                    StopExecute();
+            }
+        }
+        break;
+        case KEY_MENU:
+        {
+            if( pMenu )
+            {
+                Menu* pStart = pMenu->ImplGetStartMenu();
+                if (pStart && pStart->IsMenuBar())
+                {
+                    // Forward...
+                    pStart->ImplGetWindow()->KeyInput( rKEvent );
+                }
+            }
+        }
+        break;
+        default:
+        {
+            sal_Unicode nCharCode = rKEvent.GetCharCode();
+            size_t nPos = 0;
+            size_t nDuplicates = 0;
+            MenuItemData* pData = (nCharCode && pMenu) ?
+                pMenu->GetItemList()->SearchItem(nCharCode, rKEvent.GetKeyCode(), nPos, nDuplicates, nHighlightedItem) : nullptr;
+            if (pData)
+            {
+                if ( pData->pSubMenu || nDuplicates > 1 )
+                {
+                    ChangeHighlightItem( nPos, false );
+                    HighlightChanged( nullptr );
+                }
+                else
+                {
+                    nHighlightedItem = nPos;
+                    EndExecute();
+                }
+            }
+            else
+                FloatingWindow::KeyInput( rKEvent );
+        }
+    }
+
+    // #105474# check if menu window was not destroyed
+    if ( !xWindow->isDisposed() )
+    {
+        bKeyInput = false;
+    }
+}
+
+void MenuFloatingWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle &rPaintRect)
+{
+    if (!pMenu)
+        return;
+
+    // Set the clip before the buffering starts: rPaintRect may be larger than the current clip,
+    // this way the buffer -> render context copy happens with this clip.
+    rRenderContext.Push(vcl::PushFlags::CLIPREGION);
+    rRenderContext.SetClipRegion(vcl::Region(rPaintRect));
+
+    // Make sure that all actual rendering happens in one go to avoid flicker.
+    vcl::BufferDevice pBuffer(this, rRenderContext);
+
+    if (rRenderContext.IsNativeControlSupported(ControlType::MenuPopup, ControlPart::Entire))
+    {
+        pBuffer->SetClipRegion();
+        tools::Long nX = 0;
+        Size aPxSize(GetOutputSizePixel());
+        aPxSize.AdjustWidth( -nX );
+        ImplControlValue aVal(pMenu->nTextPos - GUTTERBORDER);
+        pBuffer->DrawNativeControl(ControlType::MenuPopup, ControlPart::Entire,
+                                   tools::Rectangle(Point(nX, 0), aPxSize), ControlState::ENABLED,
+                                   aVal, OUString());
+        InitMenuClipRegion(*pBuffer);
+    }
+    if (IsScrollMenu())
+    {
+        ImplDrawScroller(*pBuffer, true);
+        ImplDrawScroller(*pBuffer, false);
+    }
+    pBuffer->SetFillColor(rRenderContext.GetSettings().GetStyleSettings().GetMenuColor());
+    pMenu->ImplPaint(*pBuffer, GetOutputSizePixel(), nScrollerHeight, ImplGetStartY());
+    if (nHighlightedItem != ITEMPOS_INVALID)
+        RenderHighlightItem(*pBuffer, nHighlightedItem);
+
+    pBuffer.Dispose();
+    rRenderContext.Pop();
+}
+
+void MenuFloatingWindow::ImplDrawScroller(vcl::RenderContext& rRenderContext, bool bUp)
+{
+    if (!pMenu)
+        return;
+
+    rRenderContext.SetClipRegion();
+
+    Size aOutSz(GetOutputSizePixel());
+    tools::Long nY = bUp ? 0 : (aOutSz.Height() - nScrollerHeight);
+    tools::Long nX = 0;
+    tools::Rectangle aRect(Point(nX, nY), Size(aOutSz.Width() - nX, nScrollerHeight));
+
+    DecorationView aDecoView(&rRenderContext);
+    SymbolType eSymbol = bUp ? SymbolType::SPIN_UP : SymbolType::SPIN_DOWN;
+
+    DrawSymbolFlags nStyle = DrawSymbolFlags::NONE;
+    if ((bUp && !bScrollUp) || (!bUp && !bScrollDown))
+        nStyle |= DrawSymbolFlags::Disable;
+
+    aDecoView.DrawSymbol(aRect, eSymbol, rRenderContext.GetSettings().GetStyleSettings().GetButtonTextColor(), nStyle);
+
+    InitMenuClipRegion(rRenderContext);
+}
+
+void MenuFloatingWindow::RequestHelp( const HelpEvent& rHEvt )
+{
+    sal_uInt16 nId = nHighlightedItem;
+    Menu* pM = pMenu;
+    vcl::Window* pW = this;
+
+    // #102618# Get item rect before destroying the window in EndExecute() call
+    tools::Rectangle aHighlightRect( ImplGetItemRect( nHighlightedItem ) );
+
+    if ( rHEvt.GetMode() & HelpEventMode::CONTEXT )
+    {
+        nHighlightedItem = ITEMPOS_INVALID;
+        EndExecute();
+        pW = nullptr;
+    }
+
+    if( !ImplHandleHelpEvent( pW, pM, nId, rHEvt, aHighlightRect ) )
+        Window::RequestHelp( rHEvt );
+}
+
+void MenuFloatingWindow::StateChanged( StateChangedType nType )
+{
+    FloatingWindow::StateChanged( nType );
+
+    if ( ( nType == StateChangedType::ControlForeground ) || ( nType == StateChangedType::ControlBackground ) )
+    {
+        ApplySettings(*GetOutDev());
+        Invalidate();
+    }
+}
+
+void MenuFloatingWindow::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    FloatingWindow::DataChanged( rDCEvt );
+
+    if ( (rDCEvt.GetType() == DataChangedEventType::FONTS) ||
+         (rDCEvt.GetType() == DataChangedEventType::FONTSUBSTITUTION) ||
+         ((rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
+          (rDCEvt.GetFlags() & AllSettingsFlags::STYLE)) )
+    {
+        ApplySettings(*GetOutDev());
+        Invalidate();
+    }
+}
+
+void MenuFloatingWindow::Command( const CommandEvent& rCEvt )
+{
+    if ( rCEvt.GetCommand() == CommandEventId::Wheel )
+    {
+        const CommandWheelData* pData = rCEvt.GetWheelData();
+        if( !pData->GetModifier() && ( pData->GetMode() == CommandWheelMode::SCROLL ) )
+        {
+            ImplScroll( pData->GetDelta() > 0 );
+            MouseMove( MouseEvent( GetPointerPosPixel(), 0 ) );
+        }
+    }
+}
+
+css::uno::Reference<css::accessibility::XAccessible> MenuFloatingWindow::CreateAccessible()
+{
+    css::uno::Reference<css::accessibility::XAccessible> xAcc;
+
+    if (pMenu && !pMenu->pStartedFrom)
+        xAcc = pMenu->GetAccessible();
+
+    return xAcc;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/menufloatingwindow.hxx b/vcl/source/window/menufloatingwindow.hxx
new file mode 100644
index 000000000..f26fb5037
--- /dev/null
+++ b/vcl/source/window/menufloatingwindow.hxx
@@ -0,0 +1,128 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include "menuwindow.hxx"
+
+#include <vcl/toolkit/floatwin.hxx>
+#include <vcl/menu.hxx>
+
+#define EXTRASPACEY         2
+#define GUTTERBORDER        8
+
+/** Class that implements the actual window of the floating menu.
+*/
+class MenuFloatingWindow : public FloatingWindow, public MenuWindow
+{
+    friend void Menu::ImplFillLayoutData() const;
+    friend void Menu::dispose();
+
+private:
+    VclPtr<Menu> pMenu;
+    VclPtr<PopupMenu> pActivePopup;
+    Timer aHighlightChangedTimer;
+    Timer aSubmenuCloseTimer;
+    Timer aScrollTimer;
+    VclPtr<vcl::Window> xSaveFocusId;
+    sal_uInt16 nHighlightedItem; // highlighted/selected Item
+    sal_uInt16 nMBDownPos;
+    sal_uInt16 nScrollerHeight;
+    sal_uInt16 nFirstEntry;
+    sal_uInt16 nPosInParent;
+
+    bool bInExecute : 1;
+    bool bScrollMenu : 1;
+    bool bScrollUp : 1;
+    bool bScrollDown : 1;
+    bool bIgnoreFirstMove : 1;
+    bool bKeyInput : 1;
+
+    DECL_LINK( PopupEnd, FloatingWindow*, void );
+    DECL_LINK( HighlightChanged, Timer*, void );
+    DECL_LINK( SubmenuClose, Timer *, void );
+    DECL_LINK( AutoScroll, Timer *, void );
+    DECL_LINK( ShowHideListener, VclWindowEvent&, void );
+
+    virtual void StateChanged( StateChangedType nType ) override;
+    virtual void DataChanged( const DataChangedEvent& rDCEvt ) override;
+
+    void InitMenuClipRegion(vcl::RenderContext& rRenderContext);
+
+    void Start();
+    void End();
+
+protected:
+    vcl::Region ImplCalcClipRegion() const;
+    void ImplDrawScroller(vcl::RenderContext& rRenderContext, bool bUp);
+    using Window::ImplScroll;
+    void ImplScroll( const Point& rMousePos );
+    void ImplScroll( bool bUp );
+    void ImplCursorUpDown( bool bUp, bool bHomeEnd = false );
+    void ImplHighlightItem( const MouseEvent& rMEvt, bool bMBDown );
+    tools::Long ImplGetStartY() const;
+    tools::Rectangle ImplGetItemRect( sal_uInt16 nPos ) const;
+    void RenderHighlightItem( vcl::RenderContext& rRenderContext, sal_uInt16 nPos );
+    tools::Long GetInitialItemY( tools::Long *pOptStartY = nullptr ) const;
+    void InvalidateItem( sal_uInt16 nPos );
+
+public:
+    MenuFloatingWindow(Menu* pMenu, vcl::Window* pParent, WinBits nStyle);
+    virtual ~MenuFloatingWindow() override;
+
+    virtual void dispose() override;
+    void doShutdown();
+
+    virtual void MouseMove(const MouseEvent& rMEvt) override;
+    virtual void MouseButtonDown(const MouseEvent& rMEvt) override;
+    virtual void MouseButtonUp(const MouseEvent& rMEvt) override;
+    virtual void KeyInput(const KeyEvent& rKEvent) override;
+    virtual void Command(const CommandEvent& rCEvt) override;
+    virtual void Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect) override;
+    virtual void RequestHelp( const HelpEvent& rHEvt ) override;
+    virtual void Resize() override;
+
+    virtual void ApplySettings(vcl::RenderContext& rRenderContext) override;
+
+    void SetFocusId( const VclPtr<vcl::Window>& xId ) { xSaveFocusId = xId; }
+    const VclPtr<vcl::Window>& GetFocusId() const      { return xSaveFocusId; }
+
+    void EnableScrollMenu( bool b );
+    bool IsScrollMenu() const        { return bScrollMenu; }
+    sal_uInt16 GetScrollerHeight() const   { return nScrollerHeight; }
+
+    void Execute();
+    void StopExecute();
+    void EndExecute();
+    void EndExecute( sal_uInt16 nSelectId );
+
+    PopupMenu* GetActivePopup() const  { return pActivePopup; }
+    void KillActivePopup( PopupMenu* pThisOnly = nullptr );
+
+    void ChangeHighlightItem(sal_uInt16 n, bool bStartPopupTimer);
+    sal_uInt16 GetHighlightedItem() const { return nHighlightedItem; }
+
+    void SetPosInParent( sal_uInt16 nPos ) { nPosInParent = nPos; }
+
+    bool MenuInHierarchyHasFocus() const;
+
+    virtual css::uno::Reference<css::accessibility::XAccessible> CreateAccessible() override;
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/menuitemlist.cxx b/vcl/source/window/menuitemlist.cxx
new file mode 100644
index 000000000..173a6204e
--- /dev/null
+++ b/vcl/source/window/menuitemlist.cxx
@@ -0,0 +1,314 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include "menuitemlist.hxx"
+
+#include <salframe.hxx>
+#include <salinst.hxx>
+#include <salmenu.hxx>
+#include <svdata.hxx>
+#include <vcl/i18nhelp.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/vcllayout.hxx>
+#include <vcl/window.hxx>
+
+using namespace css;
+using namespace vcl;
+
+MenuItemData::~MenuItemData()
+{
+    if (aUserValueReleaseFunc)
+        aUserValueReleaseFunc(nUserValue);
+    pSalMenuItem.reset();
+    pSubMenu.disposeAndClear();
+}
+
+SalLayoutGlyphs* MenuItemData::GetTextGlyphs(const OutputDevice* pOutputDevice)
+{
+    if (aTextGlyphs.IsValid())
+        // Use pre-calculated result.
+        return &aTextGlyphs;
+
+    OUString aNonMnemonicString = OutputDevice::GetNonMnemonicString(aText);
+    std::unique_ptr<SalLayout> pLayout
+        = pOutputDevice->ImplLayout(aNonMnemonicString, 0, aNonMnemonicString.getLength(),
+                                    Point(0, 0), 0, {}, SalLayoutFlags::GlyphItemsOnly);
+    if (!pLayout)
+        return nullptr;
+
+    // Remember the calculation result.
+    aTextGlyphs = pLayout->GetGlyphs();
+
+    return &aTextGlyphs;
+}
+
+MenuItemList::~MenuItemList()
+{
+}
+
+MenuItemData* MenuItemList::Insert(
+    sal_uInt16 nId,
+    MenuItemType eType,
+    MenuItemBits nBits,
+    const OUString& rStr,
+    Menu* pMenu,
+    size_t nPos,
+    const OString &rIdent
+)
+{
+    MenuItemData* pData     = new MenuItemData( rStr );
+    pData->nId              = nId;
+    pData->sIdent           = rIdent;
+    pData->eType            = eType;
+    pData->nBits            = nBits;
+    pData->pSubMenu         = nullptr;
+    pData->nUserValue       = nullptr;
+    pData->bChecked         = false;
+    pData->bEnabled         = true;
+    pData->bVisible         = true;
+    pData->bIsTemporary     = false;
+
+    SalItemParams aSalMIData;
+    aSalMIData.nId = nId;
+    aSalMIData.eType = eType;
+    aSalMIData.nBits = nBits;
+    aSalMIData.pMenu = pMenu;
+    aSalMIData.aText = rStr;
+
+    // Native-support: returns NULL if not supported
+    pData->pSalMenuItem = ImplGetSVData()->mpDefInst->CreateMenuItem( aSalMIData );
+
+    if( nPos < maItemList.size() ) {
+        maItemList.insert( maItemList.begin() + nPos, std::unique_ptr<MenuItemData>(pData) );
+    } else {
+        maItemList.emplace_back( pData );
+    }
+    return pData;
+}
+
+void MenuItemList::InsertSeparator(const OString &rIdent, size_t nPos)
+{
+    MenuItemData* pData     = new MenuItemData;
+    pData->nId              = 0;
+    pData->sIdent           = rIdent;
+    pData->eType            = MenuItemType::SEPARATOR;
+    pData->nBits            = MenuItemBits::NONE;
+    pData->pSubMenu         = nullptr;
+    pData->nUserValue       = nullptr;
+    pData->bChecked         = false;
+    pData->bEnabled         = true;
+    pData->bVisible         = true;
+    pData->bIsTemporary     = false;
+
+    SalItemParams aSalMIData;
+    aSalMIData.nId = 0;
+    aSalMIData.eType = MenuItemType::SEPARATOR;
+    aSalMIData.nBits = MenuItemBits::NONE;
+    aSalMIData.pMenu = nullptr;
+    aSalMIData.aText.clear();
+    aSalMIData.aImage = Image();
+
+    // Native-support: returns NULL if not supported
+    pData->pSalMenuItem = ImplGetSVData()->mpDefInst->CreateMenuItem( aSalMIData );
+
+    if( nPos < maItemList.size() ) {
+        maItemList.insert( maItemList.begin() + nPos, std::unique_ptr<MenuItemData>(pData) );
+    } else {
+        maItemList.emplace_back( pData );
+    }
+}
+
+void MenuItemList::Remove( size_t nPos )
+{
+    if( nPos < maItemList.size() )
+    {
+        maItemList.erase( maItemList.begin() + nPos );
+    }
+}
+
+void MenuItemList::Clear()
+{
+    maItemList.clear();
+}
+
+MenuItemData* MenuItemList::GetData( sal_uInt16 nSVId, size_t& rPos ) const
+{
+    for( size_t i = 0, n = maItemList.size(); i < n; ++i )
+    {
+        if ( maItemList[ i ]->nId == nSVId )
+        {
+            rPos = i;
+            return maItemList[ i ].get();
+        }
+    }
+    return nullptr;
+}
+
+MenuItemData* MenuItemList::SearchItem(
+    sal_Unicode cSelectChar,
+    KeyCode aKeyCode,
+    size_t& rPos,
+    size_t& nDuplicates,
+    size_t nCurrentPos
+) const
+{
+    const vcl::I18nHelper& rI18nHelper = Application::GetSettings().GetUILocaleI18nHelper();
+
+    size_t nListCount = maItemList.size();
+
+    // try character code first
+    nDuplicates = GetItemCount( cSelectChar );  // return number of duplicates
+    if( nDuplicates )
+    {
+        MenuItemData* pFirstMatch = nullptr;
+        size_t nFirstPos(0);
+        for ( rPos = 0; rPos < nListCount; rPos++)
+        {
+            MenuItemData* pData = maItemList[ rPos ].get();
+            if ( pData->bEnabled && rI18nHelper.MatchMnemonic( pData->aText, cSelectChar ) )
+            {
+                if (nDuplicates == 1)
+                    return pData;
+                if (rPos > nCurrentPos)
+                    return pData;   // select next entry with the same mnemonic
+                if (!pFirstMatch)   // stash the first match for use if nothing follows nCurrentPos
+                {
+                    pFirstMatch = pData;
+                    nFirstPos = rPos;
+                }
+            }
+        }
+        if (pFirstMatch)
+        {
+            rPos = nFirstPos;
+            return pFirstMatch;
+        }
+    }
+
+    // nothing found, try keycode instead
+    nDuplicates = GetItemCount( aKeyCode ); // return number of duplicates
+
+    if( nDuplicates )
+    {
+        char ascii = 0;
+        if( aKeyCode.GetCode() >= KEY_A && aKeyCode.GetCode() <= KEY_Z )
+            ascii = sal::static_int_cast<char>('A' + (aKeyCode.GetCode() - KEY_A));
+
+        MenuItemData* pFirstMatch = nullptr;
+        size_t nFirstPos(0);
+        for ( rPos = 0; rPos < nListCount; rPos++)
+        {
+            MenuItemData* pData = maItemList[ rPos ].get();
+            if ( pData->bEnabled )
+            {
+                sal_Int32 n = pData->aText.indexOf('~');
+                if ( n != -1 )
+                {
+                    KeyCode nKeyCode;
+                    sal_Unicode nUnicode = pData->aText[n+1];
+                    vcl::Window* pDefWindow = ImplGetDefaultWindow();
+                    if(  (  pDefWindow
+                         && pDefWindow->ImplGetFrame()->MapUnicodeToKeyCode( nUnicode,
+                             Application::GetSettings().GetUILanguageTag().getLanguageType(), nKeyCode )
+                         && aKeyCode.GetCode() == nKeyCode.GetCode()
+                         )
+                      || (  ascii
+                         && rI18nHelper.MatchMnemonic( pData->aText, ascii )
+                         )
+                      )
+                    {
+                        if (nDuplicates == 1)
+                            return pData;
+                        if (rPos > nCurrentPos)
+                            return pData;   // select next entry with the same mnemonic
+                        if (!pFirstMatch)   // stash the first match for use if nothing follows nCurrentPos
+                        {
+                            pFirstMatch = pData;
+                            nFirstPos = rPos;
+                        }
+                    }
+                }
+            }
+        }
+        if (pFirstMatch)
+        {
+            rPos = nFirstPos;
+            return pFirstMatch;
+        }
+    }
+
+    return nullptr;
+}
+
+size_t MenuItemList::GetItemCount( sal_Unicode cSelectChar ) const
+{
+    // returns number of entries with same mnemonic
+    const vcl::I18nHelper& rI18nHelper = Application::GetSettings().GetUILocaleI18nHelper();
+
+    size_t nItems = 0;
+    for ( size_t nPos = maItemList.size(); nPos; )
+    {
+        MenuItemData* pData = maItemList[ --nPos ].get();
+        if ( pData->bEnabled && rI18nHelper.MatchMnemonic( pData->aText, cSelectChar ) )
+            nItems++;
+    }
+
+    return nItems;
+}
+
+size_t MenuItemList::GetItemCount( KeyCode aKeyCode ) const
+{
+    // returns number of entries with same mnemonic
+    // uses key codes instead of character codes
+    const vcl::I18nHelper& rI18nHelper = Application::GetSettings().GetUILocaleI18nHelper();
+    char ascii = 0;
+    if( aKeyCode.GetCode() >= KEY_A && aKeyCode.GetCode() <= KEY_Z )
+        ascii = sal::static_int_cast<char>('A' + (aKeyCode.GetCode() - KEY_A));
+
+    size_t nItems = 0;
+    for ( size_t nPos = maItemList.size(); nPos; )
+    {
+        MenuItemData* pData = maItemList[ --nPos ].get();
+        if ( pData->bEnabled )
+        {
+            sal_Int32 n = pData->aText.indexOf('~');
+            if (n != -1)
+            {
+                KeyCode nKeyCode;
+                // if MapUnicodeToKeyCode fails or is unsupported we try the pure ascii mapping of the keycodes
+                // so we have working shortcuts when ascii mnemonics are used
+                vcl::Window* pDefWindow = ImplGetDefaultWindow();
+                if(  (  pDefWindow
+                     && pDefWindow->ImplGetFrame()->MapUnicodeToKeyCode( pData->aText[n+1],
+                         Application::GetSettings().GetUILanguageTag().getLanguageType(), nKeyCode )
+                     && aKeyCode.GetCode() == nKeyCode.GetCode()
+                     )
+                  || (  ascii
+                     && rI18nHelper.MatchMnemonic( pData->aText, ascii )
+                     )
+                  )
+                    nItems++;
+            }
+        }
+    }
+
+    return nItems;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/menuitemlist.hxx b/vcl/source/window/menuitemlist.hxx
new file mode 100644
index 000000000..25af6fc6d
--- /dev/null
+++ b/vcl/source/window/menuitemlist.hxx
@@ -0,0 +1,150 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/vclenum.hxx>
+#include <vcl/glyphitem.hxx>
+#include <vcl/image.hxx>
+#include <vcl/keycod.hxx>
+#include <vcl/menu.hxx>
+#include <salmenu.hxx>
+
+#include <memory>
+#include <vector>
+
+class SalMenuItem;
+
+struct MenuItemData
+{
+    sal_uInt16      nId;                    // SV Id
+    MenuItemType    eType;                  // MenuItem-Type
+    MenuItemBits    nBits;                  // MenuItem-Bits
+    VclPtr<Menu>    pSubMenu;               // Pointer to SubMenu
+    OUString        aText;                  // Menu-Text
+    SalLayoutGlyphs aTextGlyphs;            ///< Text layout of aText.
+    OUString        aHelpText;              // Help-String
+    OUString        aTipHelpText;           // TipHelp-String (eg, expanded filenames)
+    OUString        aCommandStr;            // CommandString
+    OUString        aHelpCommandStr;        // Help command string (to reference external help)
+    OString         sIdent;
+    OString         aHelpId;                // Help-Id
+    void*           nUserValue;             // User value
+    MenuUserDataReleaseFunction aUserValueReleaseFunc;   // called when MenuItemData is destroyed
+    Image           aImage;                 // Image
+    vcl::KeyCode    aAccelKey;              // Accelerator-Key
+    bool            bChecked;               // Checked
+    bool            bEnabled;               // Enabled
+    bool            bVisible;               // Visible (note: this flag will not override MenuFlags::HideDisabledEntries when true)
+    bool            bIsTemporary;           // Temporary inserted ('No selection possible')
+    bool            bHiddenOnGUI;
+    Size            aSz;                    // only temporarily valid
+    OUString        aAccessibleName;        // accessible name
+    OUString        aAccessibleDescription; // accessible description
+
+    std::unique_ptr<SalMenuItem> pSalMenuItem; // access to native menu
+
+    MenuItemData()
+        : nId(0)
+        , eType(MenuItemType::DONTKNOW)
+        , nBits(MenuItemBits::NONE)
+        , pSubMenu(nullptr)
+        , nUserValue(nullptr)
+        , aUserValueReleaseFunc(nullptr)
+        , bChecked(false)
+        , bEnabled(false)
+        , bVisible(false)
+        , bIsTemporary(false)
+        , bHiddenOnGUI(false)
+    {
+    }
+    MenuItemData( const OUString& rStr )
+        : nId(0)
+        , eType(MenuItemType::DONTKNOW)
+        , nBits(MenuItemBits::NONE)
+        , pSubMenu(nullptr)
+        , aText(rStr)
+        , nUserValue(nullptr)
+        , aUserValueReleaseFunc(nullptr)
+        , aImage()
+        , bChecked(false)
+        , bEnabled(false)
+        , bVisible(false)
+        , bIsTemporary(false)
+        , bHiddenOnGUI(false)
+    {
+    }
+    ~MenuItemData();
+
+    /// Computes aText's text layout (glyphs), cached in aTextGlyphs.
+    SalLayoutGlyphs* GetTextGlyphs(const OutputDevice* pOutputDevice);
+
+    bool HasCheck() const
+    {
+        return bChecked || ( nBits & ( MenuItemBits::RADIOCHECK | MenuItemBits::CHECKABLE | MenuItemBits::AUTOCHECK ) );
+    }
+};
+
+class MenuItemList
+{
+private:
+    ::std::vector< std::unique_ptr<MenuItemData> > maItemList;
+
+public:
+                    MenuItemList() {}
+                    ~MenuItemList();
+
+    MenuItemData*   Insert(
+                        sal_uInt16 nId,
+                        MenuItemType eType,
+                        MenuItemBits nBits,
+                        const OUString& rStr,
+                        Menu* pMenu,
+                        size_t nPos,
+                        const OString &rIdent
+                    );
+    void            InsertSeparator(const OString &rIdent, size_t nPos);
+    void            Remove( size_t nPos );
+    void            Clear();
+
+    MenuItemData*   GetData( sal_uInt16 nSVId, size_t& rPos ) const;
+    MenuItemData*   GetData( sal_uInt16 nSVId ) const
+                    {
+                        size_t nTemp;
+                        return GetData( nSVId, nTemp );
+                    }
+    MenuItemData*   GetDataFromPos( size_t nPos ) const
+                    {
+                        return ( nPos < maItemList.size() ) ? maItemList[ nPos ].get() : nullptr;
+                    }
+
+    MenuItemData*   SearchItem(
+                        sal_Unicode cSelectChar,
+                        vcl::KeyCode aKeyCode,
+                        size_t& rPos,
+                        size_t& nDuplicates,
+                        size_t nCurrentPos
+                    ) const;
+    size_t          GetItemCount( sal_Unicode cSelectChar ) const;
+    size_t          GetItemCount( vcl::KeyCode aKeyCode ) const;
+    size_t          size() const
+                    {
+                        return maItemList.size();
+                    }
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/menuwindow.cxx b/vcl/source/window/menuwindow.cxx
new file mode 100644
index 000000000..a3412e077
--- /dev/null
+++ b/vcl/source/window/menuwindow.cxx
@@ -0,0 +1,111 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include "menuwindow.hxx"
+#include "menuitemlist.hxx"
+
+#include <vcl/help.hxx>
+#include <vcl/menu.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/window.hxx>
+
+static sal_uLong ImplChangeTipTimeout( sal_uLong nTimeout, vcl::Window *pWindow )
+{
+    AllSettings aAllSettings( pWindow->GetSettings() );
+    HelpSettings aHelpSettings( aAllSettings.GetHelpSettings() );
+    sal_uLong nRet = aHelpSettings.GetTipTimeout();
+    aHelpSettings.SetTipTimeout( nTimeout );
+    aAllSettings.SetHelpSettings( aHelpSettings );
+    pWindow->GetOutDev()->SetSettings( aAllSettings );
+    return nRet;
+}
+
+bool MenuWindow::ImplHandleHelpEvent(vcl::Window* pMenuWindow, Menu const * pMenu, sal_uInt16 nHighlightedItem,
+        const HelpEvent& rHEvt, const tools::Rectangle &rHighlightRect)
+{
+    if( ! pMenu )
+        return false;
+
+    bool bDone = false;
+    sal_uInt16 nId = 0;
+
+    if ( nHighlightedItem != ITEMPOS_INVALID )
+    {
+        MenuItemData* pItemData = pMenu->GetItemList()->GetDataFromPos( nHighlightedItem );
+        if ( pItemData )
+            nId = pItemData->nId;
+    }
+
+    if ( ( rHEvt.GetMode() & HelpEventMode::BALLOON ) && pMenuWindow )
+    {
+        Point aPos;
+        if( rHEvt.KeyboardActivated() )
+            aPos = rHighlightRect.Center();
+        else
+            aPos = rHEvt.GetMousePosPixel();
+
+        tools::Rectangle aRect( aPos, Size() );
+        if (!pMenu->GetHelpText(nId).isEmpty())
+            Help::ShowBalloon( pMenuWindow, aPos, aRect, pMenu->GetHelpText( nId ) );
+        else
+        {
+            // give user a chance to read the full filename
+            sal_uLong oldTimeout=ImplChangeTipTimeout( 60000, pMenuWindow );
+            // call always, even when strlen==0 to correctly remove tip
+            Help::ShowQuickHelp( pMenuWindow, aRect, pMenu->GetTipHelpText( nId ) );
+            ImplChangeTipTimeout( oldTimeout, pMenuWindow );
+        }
+        bDone = true;
+    }
+    else if ( ( rHEvt.GetMode() &HelpEventMode::QUICK ) && pMenuWindow )
+    {
+        Point aPos = rHEvt.GetMousePosPixel();
+        tools::Rectangle aRect( aPos, Size() );
+        // give user a chance to read the full filename
+        sal_uLong oldTimeout=ImplChangeTipTimeout( 60000, pMenuWindow );
+        // call always, even when strlen==0 to correctly remove tip
+        Help::ShowQuickHelp( pMenuWindow, aRect, pMenu->GetTipHelpText( nId ) );
+        ImplChangeTipTimeout( oldTimeout, pMenuWindow );
+        bDone = true;
+    }
+    else if ( rHEvt.GetMode() & HelpEventMode::CONTEXT )
+    {
+        // is help in the application selected
+        Help* pHelp = Application::GetHelp();
+        if ( pHelp )
+        {
+            // is an id available, then call help with the id, otherwise
+            // use help-index
+            OUString aCommand = pMenu->GetItemCommand( nId );
+            OString aHelpId(  pMenu->GetHelpId( nId ) );
+            if( aHelpId.isEmpty() )
+                aHelpId = OOO_HELP_INDEX;
+
+            if ( !aCommand.isEmpty() )
+                pHelp->Start(aCommand);
+            else
+                pHelp->Start(OStringToOUString(aHelpId, RTL_TEXTENCODING_UTF8));
+        }
+        bDone = true;
+    }
+    return bDone;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/menuwindow.hxx b/vcl/source/window/menuwindow.hxx
new file mode 100644
index 000000000..df0606b88
--- /dev/null
+++ b/vcl/source/window/menuwindow.hxx
@@ -0,0 +1,56 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <sal/types.h>
+#include <vcl/event.hxx>
+
+class HelpEvent;
+class Image;
+class Menu;
+class MenuBar;
+namespace tools { class Rectangle; }
+namespace vcl { class Window; }
+
+/** Common ancestor for MenuFloatingWindow and MenuBarWindow.
+
+The menu can be a floating window, or a menu bar.  Even though this has
+'Window' in the name, it is not derived from the VCL's Window class, as the
+MenuFloatingWindow's or MenuBarWindow's already are VCL Windows.
+
+TODO: move here stuff that was a mentioned previously when there was no
+common class for MenuFloatingWindow and MenuBarWindow:
+
+// a basic class for both (due to pActivePopup, Timer,...) would be nice,
+// but a container class should have been created then, as they
+// would be derived from different windows
+// In most functions we would have to create exceptions for
+// menubar, popupmenu, hence we made two classes
+
+*/
+class MenuWindow
+{
+protected:
+    /// Show the appropriate help tooltip.
+    static bool ImplHandleHelpEvent(vcl::Window* pMenuWindow, Menu const * pMenu, sal_uInt16 nHighlightedItem,
+            const HelpEvent& rHEvt, const tools::Rectangle &rHighlightRect);
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/mnemonic.cxx b/vcl/source/window/mnemonic.cxx
new file mode 100644
index 000000000..6e4b155c2
--- /dev/null
+++ b/vcl/source/window/mnemonic.cxx
@@ -0,0 +1,348 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <string.h>
+#include <vcl/svapp.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/mnemonic.hxx>
+
+#include <vcl/unohelp.hxx>
+#include <com/sun/star/i18n/XCharacterClassification.hpp>
+#include <i18nlangtag/languagetag.hxx>
+#include <i18nlangtag/mslangid.hxx>
+#include <rtl/character.hxx>
+#include <sal/log.hxx>
+
+using namespace ::com::sun::star;
+
+MnemonicGenerator::MnemonicGenerator(sal_Unicode cMnemonic)
+    : m_cMnemonic(cMnemonic)
+{
+    memset( maMnemonics, 1, sizeof( maMnemonics ) );
+}
+
+sal_uInt16 MnemonicGenerator::ImplGetMnemonicIndex( sal_Unicode c )
+{
+    static sal_uInt16 const aImplMnemonicRangeTab[MNEMONIC_RANGES*2] =
+    {
+        MNEMONIC_RANGE_1_START, MNEMONIC_RANGE_1_END,
+        MNEMONIC_RANGE_2_START, MNEMONIC_RANGE_2_END,
+        MNEMONIC_RANGE_3_START, MNEMONIC_RANGE_3_END,
+        MNEMONIC_RANGE_4_START, MNEMONIC_RANGE_4_END
+    };
+
+    sal_uInt16 nMnemonicIndex = 0;
+    for ( sal_uInt16 i = 0; i < MNEMONIC_RANGES; i++ )
+    {
+        if ( (c >= aImplMnemonicRangeTab[i*2]) &&
+             (c <= aImplMnemonicRangeTab[i*2+1]) )
+            return nMnemonicIndex+c-aImplMnemonicRangeTab[i*2];
+
+        nMnemonicIndex += aImplMnemonicRangeTab[i*2+1]-aImplMnemonicRangeTab[i*2];
+    }
+
+    return MNEMONIC_INDEX_NOTFOUND;
+}
+
+sal_Unicode MnemonicGenerator::ImplFindMnemonic( const OUString& rKey )
+{
+    sal_Int32 nIndex = 0;
+    while ( (nIndex = rKey.indexOf( m_cMnemonic, nIndex )) != -1 )
+    {
+        if (nIndex == rKey.getLength() - 1) {
+            SAL_WARN("vcl", "key \"" << rKey << "\" ends in lone mnemonic prefix");
+            break;
+        }
+        sal_Unicode cMnemonic = rKey[ nIndex+1 ];
+        if ( cMnemonic != m_cMnemonic )
+            return cMnemonic;
+        nIndex += 2;
+    }
+
+    return 0;
+}
+
+void MnemonicGenerator::RegisterMnemonic( const OUString& rKey )
+{
+    uno::Reference < i18n::XCharacterClassification > xCharClass = GetCharClass();
+
+    // Don't crash even when we don't have access to i18n service
+    if ( !xCharClass.is() )
+        return;
+
+    OUString aKey = xCharClass->toLower(rKey, 0, rKey.getLength(), css::lang::Locale());
+
+    // If we find a Mnemonic, set the flag. In other case count the
+    // characters, because we need this to set most as possible
+    // Mnemonics
+    sal_Unicode cMnemonic = ImplFindMnemonic( aKey );
+    if ( cMnemonic )
+    {
+        sal_uInt16 nMnemonicIndex = ImplGetMnemonicIndex( cMnemonic );
+        if ( nMnemonicIndex != MNEMONIC_INDEX_NOTFOUND )
+            maMnemonics[nMnemonicIndex] = 0;
+    }
+    else
+    {
+        sal_Int32 nIndex = 0;
+        sal_Int32 nLen = aKey.getLength();
+        while ( nIndex < nLen )
+        {
+            sal_Unicode c = aKey[ nIndex ];
+
+            sal_uInt16 nMnemonicIndex = ImplGetMnemonicIndex( c );
+            if ( nMnemonicIndex != MNEMONIC_INDEX_NOTFOUND )
+            {
+                if ( maMnemonics[nMnemonicIndex] && (maMnemonics[nMnemonicIndex] < 0xFF) )
+                    maMnemonics[nMnemonicIndex]++;
+            }
+
+            nIndex++;
+        }
+    }
+}
+
+OUString MnemonicGenerator::CreateMnemonic( const OUString& _rKey )
+{
+    if ( _rKey.isEmpty() || ImplFindMnemonic( _rKey ) )
+        return _rKey;
+
+    uno::Reference < i18n::XCharacterClassification > xCharClass = GetCharClass();
+
+    // Don't crash even when we don't have access to i18n service
+    if ( !xCharClass.is() )
+        return _rKey;
+
+    OUString aKey = xCharClass->toLower(_rKey, 0, _rKey.getLength(), css::lang::Locale());
+
+    bool bChanged = false;
+    sal_Int32 nLen = aKey.getLength();
+
+    bool bCJK = MsLangId::isCJK(Application::GetSettings().GetUILanguageTag().getLanguageType());
+
+    // #107889# in CJK versions ALL strings (even those that contain latin characters)
+    // will get mnemonics in the form: xyz (M)
+    // thus steps 1) and 2) are skipped for CJK locales
+
+    // #110720#, avoid CJK-style mnemonics for latin-only strings that do not contain useful mnemonic chars
+    if( bCJK )
+    {
+        bool bLatinOnly = true;
+        bool bMnemonicIndexFound = false;
+        sal_Unicode     c;
+        sal_Int32       nIndex;
+
+        for( nIndex=0; nIndex < nLen; nIndex++ )
+        {
+            c = aKey[ nIndex ];
+            if ( ((c >= 0x3000) && (c <= 0xD7FF)) ||    // cjk
+                 ((c >= 0xFF61) && (c <= 0xFFDC)) )     // halfwidth forms
+            {
+                bLatinOnly = false;
+                break;
+            }
+            if( ImplGetMnemonicIndex( c ) != MNEMONIC_INDEX_NOTFOUND )
+                bMnemonicIndexFound = true;
+        }
+        if( bLatinOnly && !bMnemonicIndexFound )
+            return _rKey;
+    }
+
+    OUString        rKey(_rKey);
+    int             nCJK = 0;
+    sal_uInt16      nMnemonicIndex;
+    sal_Unicode     c;
+    sal_Int32       nIndex = 0;
+    if( !bCJK )
+    {
+        // 1) first try the first character of a word
+        do
+        {
+            c = aKey[ nIndex ];
+
+            if ( nCJK != 2 )
+            {
+                if ( ((c >= 0x3000) && (c <= 0xD7FF)) ||    // cjk
+                    ((c >= 0xFF61) && (c <= 0xFFDC)) )     // halfwidth forms
+                    nCJK = 1;
+                else if ( ((c >= 0x0030) && (c <= 0x0039)) || // digits
+                        ((c >= 0x0041) && (c <= 0x005A)) || // latin capitals
+                        ((c >= 0x0061) && (c <= 0x007A)) || // latin small
+                        ((c >= 0x0370) && (c <= 0x037F)) || // greek numeral signs
+                        ((c >= 0x0400) && (c <= 0x04FF)) )  // cyrillic
+                    nCJK = 2;
+            }
+
+            nMnemonicIndex = ImplGetMnemonicIndex( c );
+            if ( nMnemonicIndex != MNEMONIC_INDEX_NOTFOUND )
+            {
+                if ( maMnemonics[nMnemonicIndex] )
+                {
+                    maMnemonics[nMnemonicIndex] = 0;
+                    rKey = rKey.replaceAt( nIndex, 0, rtl::OUStringChar(m_cMnemonic) );
+                    bChanged = true;
+                    break;
+                }
+            }
+
+            // Search for next word
+            nIndex++;
+            while ( nIndex < nLen )
+            {
+                c = aKey[ nIndex ];
+                if ( c == ' ' )
+                    break;
+                nIndex++;
+            }
+            nIndex++;
+        }
+        while ( nIndex < nLen );
+
+        // 2) search for a unique/uncommon character
+        if ( !bChanged )
+        {
+            sal_uInt16      nBestCount = 0xFFFF;
+            sal_uInt16      nBestMnemonicIndex = 0;
+            sal_Int32       nBestIndex = 0;
+            nIndex = 0;
+            do
+            {
+                c = aKey[ nIndex ];
+                nMnemonicIndex = ImplGetMnemonicIndex( c );
+                if ( nMnemonicIndex != MNEMONIC_INDEX_NOTFOUND )
+                {
+                    if ( maMnemonics[nMnemonicIndex] )
+                    {
+                        if ( maMnemonics[nMnemonicIndex] < nBestCount )
+                        {
+                            nBestCount = maMnemonics[nMnemonicIndex];
+                            nBestIndex = nIndex;
+                            nBestMnemonicIndex = nMnemonicIndex;
+                            if ( nBestCount == 2 )
+                                break;
+                        }
+                    }
+                }
+
+                nIndex++;
+            }
+            while ( nIndex < nLen );
+
+            if ( nBestCount != 0xFFFF )
+            {
+                maMnemonics[nBestMnemonicIndex] = 0;
+                rKey = rKey.replaceAt( nBestIndex, 0, rtl::OUStringChar(m_cMnemonic) );
+                bChanged = true;
+            }
+        }
+    }
+    else
+        nCJK = 1;
+
+    // 3) Add English Mnemonic for CJK Text
+    if ( !bChanged && (nCJK == 1) && !rKey.isEmpty() )
+    {
+        // Append Ascii Mnemonic
+        for ( c = MNEMONIC_RANGE_2_START; c <= MNEMONIC_RANGE_2_END; c++ )
+        {
+            nMnemonicIndex = ImplGetMnemonicIndex(c);
+            if ( nMnemonicIndex != MNEMONIC_INDEX_NOTFOUND )
+            {
+                if ( maMnemonics[nMnemonicIndex] )
+                {
+                    maMnemonics[nMnemonicIndex] = 0;
+                    OUString aStr = OUString::Concat("(") + OUStringChar(m_cMnemonic) +
+                            OUStringChar(sal_Unicode(rtl::toAsciiUpperCase(c))) +
+                            ")";
+                    nIndex = rKey.getLength();
+                    if( nIndex >= 2 )
+                    {
+                        if ( ( rKey[nIndex-2] == '>'    && rKey[nIndex-1] == '>' ) ||
+                             ( rKey[nIndex-2] == 0xFF1E && rKey[nIndex-1] == 0xFF1E ) )
+                            nIndex -= 2;
+                    }
+                    if( nIndex >= 3 )
+                    {
+                        if ( ( rKey[nIndex-3] == '.'    && rKey[nIndex-2] == '.'    && rKey[nIndex-1] == '.' ) ||
+                             ( rKey[nIndex-3] == 0xFF0E && rKey[nIndex-2] == 0xFF0E && rKey[nIndex-1] == 0xFF0E ) )
+                            nIndex -= 3;
+                    }
+                    if( nIndex >= 1)
+                    {
+                        sal_Unicode cLastChar = rKey[ nIndex-1 ];
+                        if ( (cLastChar == ':') || (cLastChar == 0xFF1A) ||
+                            (cLastChar == '.') || (cLastChar == 0xFF0E) ||
+                            (cLastChar == '?') || (cLastChar == 0xFF1F) ||
+                            (cLastChar == ' ') )
+                            nIndex--;
+                    }
+                    rKey = rKey.replaceAt( nIndex, 0, aStr );
+                    break;
+                }
+            }
+        }
+    }
+
+    return rKey;
+}
+
+uno::Reference< i18n::XCharacterClassification > const & MnemonicGenerator::GetCharClass()
+{
+    if ( !mxCharClass.is() )
+        mxCharClass = vcl::unohelper::CreateCharacterClassification();
+    return mxCharClass;
+}
+
+OUString MnemonicGenerator::EraseAllMnemonicChars( const OUString& rStr )
+{
+    OUString    aStr = rStr;
+    sal_Int32   nLen = aStr.getLength();
+    sal_Int32   i    = 0;
+
+    while ( i < nLen )
+    {
+        if ( aStr[ i ] == '~' )
+        {
+            // check for CJK-style mnemonic
+            if( i > 0 && (i+2) < nLen )
+            {
+                sal_Unicode c = sal_Unicode(rtl::toAsciiLowerCase(aStr[i+1]));
+                if( aStr[ i-1 ] == '(' &&
+                    aStr[ i+2 ] == ')' &&
+                    c >= MNEMONIC_RANGE_2_START && c <= MNEMONIC_RANGE_2_END )
+                {
+                    aStr = aStr.replaceAt( i-1, 4, u"" );
+                    nLen -= 4;
+                    i--;
+                    continue;
+                }
+            }
+
+            // remove standard mnemonics
+            aStr = aStr.replaceAt( i, 1, u"" );
+            nLen--;
+        }
+        else
+            i++;
+    }
+
+    return aStr;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/mouse.cxx b/vcl/source/window/mouse.cxx
new file mode 100644
index 000000000..de88cae1d
--- /dev/null
+++ b/vcl/source/window/mouse.cxx
@@ -0,0 +1,768 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+#include <config_feature_desktop.h>
+#include <config_vclplug.h>
+
+#include <tools/time.hxx>
+
+#include <LibreOfficeKit/LibreOfficeKitEnums.h>
+
+#include <vcl/ITiledRenderable.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/window.hxx>
+#include <vcl/cursor.hxx>
+#include <vcl/sysdata.hxx>
+#include <vcl/event.hxx>
+
+#include <sal/types.h>
+
+#include <window.h>
+#include <svdata.hxx>
+#include <salobj.hxx>
+#include <salgdi.hxx>
+#include <salframe.hxx>
+#include <salinst.hxx>
+
+#include <dndlistenercontainer.hxx>
+#include <dndeventdispatcher.hxx>
+
+#include <com/sun/star/datatransfer/dnd/XDragSource.hpp>
+#include <com/sun/star/datatransfer/dnd/XDropTarget.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+
+#include <comphelper/processfactory.hxx>
+
+using namespace ::com::sun::star::uno;
+
+namespace vcl {
+
+WindowHitTest Window::ImplHitTest( const Point& rFramePos )
+{
+    Point aFramePos( rFramePos );
+    if( GetOutDev()->ImplIsAntiparallel() )
+    {
+        const OutputDevice *pOutDev = GetOutDev();
+        pOutDev->ReMirror( aFramePos );
+    }
+    if ( !GetOutputRectPixel().Contains( aFramePos ) )
+        return WindowHitTest::NONE;
+    if ( mpWindowImpl->mbWinRegion )
+    {
+        Point aTempPos = aFramePos;
+        aTempPos.AdjustX( -GetOutDev()->mnOutOffX );
+        aTempPos.AdjustY( -GetOutDev()->mnOutOffY );
+        if ( !mpWindowImpl->maWinRegion.Contains( aTempPos ) )
+            return WindowHitTest::NONE;
+    }
+
+    WindowHitTest nHitTest = WindowHitTest::Inside;
+    if ( mpWindowImpl->mbMouseTransparent )
+        nHitTest |= WindowHitTest::Transparent;
+    return nHitTest;
+}
+
+bool Window::ImplTestMousePointerSet()
+{
+    // as soon as mouse is captured, switch mouse-pointer
+    if ( IsMouseCaptured() )
+        return true;
+
+    // if the mouse is over the window, switch it
+    tools::Rectangle aClientRect( Point( 0, 0 ), GetOutputSizePixel() );
+    return aClientRect.Contains( GetPointerPosPixel() );
+}
+
+PointerStyle Window::ImplGetMousePointer() const
+{
+    PointerStyle    ePointerStyle;
+    bool            bWait = false;
+
+    if ( IsEnabled() && IsInputEnabled() && ! IsInModalMode() )
+        ePointerStyle = GetPointer();
+    else
+        ePointerStyle = PointerStyle::Arrow;
+
+    const vcl::Window* pWindow = this;
+    do
+    {
+        // when the pointer is not visible stop the search, as
+        // this status should not be overwritten
+        if ( pWindow->mpWindowImpl->mbNoPtrVisible )
+            return PointerStyle::Null;
+
+        if ( !bWait )
+        {
+            if ( pWindow->mpWindowImpl->mnWaitCount )
+            {
+                ePointerStyle = PointerStyle::Wait;
+                bWait = true;
+            }
+            else
+            {
+                if ( pWindow->mpWindowImpl->mbChildPtrOverwrite )
+                    ePointerStyle = pWindow->GetPointer();
+            }
+        }
+
+        if ( pWindow->ImplIsOverlapWindow() )
+            break;
+
+        pWindow = pWindow->ImplGetParent();
+    }
+    while ( pWindow );
+
+    return ePointerStyle;
+}
+
+void Window::ImplCallMouseMove( sal_uInt16 nMouseCode, bool bModChanged )
+{
+    if ( !(mpWindowImpl->mpFrameData->mbMouseIn && mpWindowImpl->mpFrameWindow->mpWindowImpl->mbReallyVisible) )
+        return;
+
+    sal_uInt64 nTime   = tools::Time::GetSystemTicks();
+    tools::Long    nX      = mpWindowImpl->mpFrameData->mnLastMouseX;
+    tools::Long    nY      = mpWindowImpl->mpFrameData->mnLastMouseY;
+    sal_uInt16  nCode   = nMouseCode;
+    MouseEventModifiers nMode = mpWindowImpl->mpFrameData->mnMouseMode;
+    bool    bLeave;
+    // check for MouseLeave
+    bLeave = ((nX < 0) || (nY < 0) ||
+              (nX >= mpWindowImpl->mpFrameWindow->GetOutDev()->mnOutWidth) ||
+              (nY >= mpWindowImpl->mpFrameWindow->GetOutDev()->mnOutHeight)) &&
+             !ImplGetSVData()->mpWinData->mpCaptureWin;
+    nMode |= MouseEventModifiers::SYNTHETIC;
+    if ( bModChanged )
+        nMode |= MouseEventModifiers::MODIFIERCHANGED;
+    ImplHandleMouseEvent( mpWindowImpl->mpFrameWindow, MouseNotifyEvent::MOUSEMOVE, bLeave, nX, nY, nTime, nCode, nMode );
+}
+
+void Window::ImplGenerateMouseMove()
+{
+    if ( mpWindowImpl && mpWindowImpl->mpFrameData &&
+         !mpWindowImpl->mpFrameData->mnMouseMoveId )
+        mpWindowImpl->mpFrameData->mnMouseMoveId = Application::PostUserEvent( LINK( mpWindowImpl->mpFrameWindow, Window, ImplGenerateMouseMoveHdl ), nullptr, true );
+}
+
+IMPL_LINK_NOARG(Window, ImplGenerateMouseMoveHdl, void*, void)
+{
+    mpWindowImpl->mpFrameData->mnMouseMoveId = nullptr;
+    vcl::Window* pCaptureWin = ImplGetSVData()->mpWinData->mpCaptureWin;
+    if( ! pCaptureWin ||
+        (pCaptureWin->mpWindowImpl && pCaptureWin->mpWindowImpl->mpFrame == mpWindowImpl->mpFrame)
+    )
+    {
+        ImplCallMouseMove( mpWindowImpl->mpFrameData->mnMouseCode );
+    }
+}
+
+void Window::ImplInvertFocus( const tools::Rectangle& rRect )
+{
+    InvertTracking( rRect, ShowTrackFlags::Small | ShowTrackFlags::TrackWindow );
+}
+
+static bool IsWindowFocused(const WindowImpl& rWinImpl)
+{
+    if (rWinImpl.mpSysObj)
+        return true;
+
+    if (rWinImpl.mpFrameData->mbHasFocus)
+        return true;
+
+    if (rWinImpl.mbFakeFocusSet)
+        return true;
+
+    return false;
+}
+
+void Window::ImplGrabFocus( GetFocusFlags nFlags )
+{
+    // #143570# no focus for destructing windows
+    if( !mpWindowImpl || mpWindowImpl->mbInDispose )
+        return;
+
+    // some event listeners do really bad stuff
+    // => prepare for the worst
+    VclPtr<vcl::Window> xWindow( this );
+
+    // Currently the client window should always get the focus
+    // Should the border window at some point be focusable
+    // we need to change all GrabFocus() instances in VCL,
+    // e.g. in ToTop()
+
+    if ( mpWindowImpl->mpClientWindow )
+    {
+        // For a lack of design we need a little hack here to
+        // ensure that dialogs on close pass the focus back to
+        // the correct window
+        if ( mpWindowImpl->mpLastFocusWindow && (mpWindowImpl->mpLastFocusWindow.get() != this) &&
+             !(mpWindowImpl->mnDlgCtrlFlags & DialogControlFlags::WantFocus) &&
+             mpWindowImpl->mpLastFocusWindow->IsEnabled() &&
+             mpWindowImpl->mpLastFocusWindow->IsInputEnabled() &&
+             ! mpWindowImpl->mpLastFocusWindow->IsInModalMode()
+             )
+            mpWindowImpl->mpLastFocusWindow->GrabFocus();
+        else
+            mpWindowImpl->mpClientWindow->GrabFocus();
+        return;
+    }
+    else if ( mpWindowImpl->mbFrame )
+    {
+        // For a lack of design we need a little hack here to
+        // ensure that dialogs on close pass the focus back to
+        // the correct window
+        if ( mpWindowImpl->mpLastFocusWindow && (mpWindowImpl->mpLastFocusWindow.get() != this) &&
+             !(mpWindowImpl->mnDlgCtrlFlags & DialogControlFlags::WantFocus) &&
+             mpWindowImpl->mpLastFocusWindow->IsEnabled() &&
+             mpWindowImpl->mpLastFocusWindow->IsInputEnabled() &&
+             ! mpWindowImpl->mpLastFocusWindow->IsInModalMode()
+             )
+        {
+            mpWindowImpl->mpLastFocusWindow->GrabFocus();
+            return;
+        }
+    }
+
+    // If the Window is disabled, then we don't change the focus
+    if ( !IsEnabled() || !IsInputEnabled() || IsInModalMode() )
+        return;
+
+    // we only need to set the focus if it is not already set
+    // note: if some other frame is waiting for an asynchronous focus event
+    // we also have to post an asynchronous focus event for this frame
+    // which is done using ToTop
+    ImplSVData* pSVData = ImplGetSVData();
+
+    bool bAsyncFocusWaiting = false;
+    vcl::Window *pFrame = pSVData->maFrameData.mpFirstFrame;
+    while( pFrame && pFrame->mpWindowImpl && pFrame->mpWindowImpl->mpFrameData )
+    {
+        if( pFrame != mpWindowImpl->mpFrameWindow.get() && pFrame->mpWindowImpl->mpFrameData->mnFocusId )
+        {
+            bAsyncFocusWaiting = true;
+            break;
+        }
+        pFrame = pFrame->mpWindowImpl->mpFrameData->mpNextFrame;
+    }
+
+    bool bHasFocus = IsWindowFocused(*mpWindowImpl);
+
+    bool bMustNotGrabFocus = false;
+    // #100242#, check parent hierarchy if some floater prohibits grab focus
+
+    vcl::Window *pParent = this;
+    while( pParent )
+    {
+        if ((pParent->GetStyle() & WB_SYSTEMFLOATWIN) && !(pParent->GetStyle() & WB_MOVEABLE))
+        {
+            bMustNotGrabFocus = true;
+            break;
+        }
+        if (!pParent->mpWindowImpl)
+            break;
+        pParent = pParent->mpWindowImpl->mpParent;
+    }
+
+    if ( !(( pSVData->mpWinData->mpFocusWin.get() != this &&
+             !mpWindowImpl->mbInDispose ) ||
+           ( bAsyncFocusWaiting && !bHasFocus && !bMustNotGrabFocus )) )
+        return;
+
+    // EndExtTextInput if it is not the same window
+    if (pSVData->mpWinData->mpExtTextInputWin
+        && (pSVData->mpWinData->mpExtTextInputWin.get() != this))
+        pSVData->mpWinData->mpExtTextInputWin->EndExtTextInput();
+
+    // mark this windows as the last FocusWindow
+    vcl::Window* pOverlapWindow = ImplGetFirstOverlapWindow();
+    if (pOverlapWindow->mpWindowImpl)
+        pOverlapWindow->mpWindowImpl->mpLastFocusWindow = this;
+    mpWindowImpl->mpFrameData->mpFocusWin = this;
+
+    if( !bHasFocus )
+    {
+        // menu windows never get the system focus
+        // the application will keep the focus
+        if( bMustNotGrabFocus )
+            return;
+        else
+        {
+            // here we already switch focus as ToTop()
+            // should not give focus to another window
+            mpWindowImpl->mpFrame->ToTop( SalFrameToTop::GrabFocus | SalFrameToTop::GrabFocusOnly );
+            return;
+        }
+    }
+
+    VclPtr<vcl::Window> pOldFocusWindow = pSVData->mpWinData->mpFocusWin;
+
+    pSVData->mpWinData->mpFocusWin = this;
+
+    if ( pOldFocusWindow && pOldFocusWindow->mpWindowImpl )
+    {
+        // Cursor hidden
+        if ( pOldFocusWindow->mpWindowImpl->mpCursor )
+            pOldFocusWindow->mpWindowImpl->mpCursor->ImplHide();
+    }
+
+    // !!!!! due to old SV-Office Activate/Deactivate handling
+    // !!!!! first as before
+    if ( pOldFocusWindow )
+    {
+        // remember Focus
+        vcl::Window* pOldOverlapWindow = pOldFocusWindow->ImplGetFirstOverlapWindow();
+        vcl::Window* pNewOverlapWindow = ImplGetFirstOverlapWindow();
+        if ( pOldOverlapWindow != pNewOverlapWindow )
+            ImplCallFocusChangeActivate( pNewOverlapWindow, pOldOverlapWindow );
+    }
+    else
+    {
+        vcl::Window* pNewOverlapWindow = ImplGetFirstOverlapWindow();
+        if ( pNewOverlapWindow && pNewOverlapWindow->mpWindowImpl )
+        {
+            vcl::Window* pNewRealWindow = pNewOverlapWindow->ImplGetWindow();
+            pNewOverlapWindow->mpWindowImpl->mbActive = true;
+            pNewOverlapWindow->Activate();
+            if ( pNewRealWindow != pNewOverlapWindow  && pNewRealWindow && pNewRealWindow->mpWindowImpl )
+            {
+                pNewRealWindow->mpWindowImpl->mbActive = true;
+                pNewRealWindow->Activate();
+            }
+        }
+    }
+
+    // call Get- and LoseFocus
+    if ( pOldFocusWindow && ! pOldFocusWindow->isDisposed() )
+    {
+        NotifyEvent aNEvt( MouseNotifyEvent::LOSEFOCUS, pOldFocusWindow );
+        if ( !ImplCallPreNotify( aNEvt ) )
+            pOldFocusWindow->CompatLoseFocus();
+        pOldFocusWindow->ImplCallDeactivateListeners( this );
+    }
+
+    if (pSVData->mpWinData->mpFocusWin.get() == this)
+    {
+        if ( mpWindowImpl->mpSysObj )
+        {
+            mpWindowImpl->mpFrameData->mpFocusWin = this;
+            if ( !mpWindowImpl->mpFrameData->mbInSysObjFocusHdl )
+                mpWindowImpl->mpSysObj->GrabFocus();
+        }
+
+        if (pSVData->mpWinData->mpFocusWin.get() == this)
+        {
+            if ( mpWindowImpl->mpCursor )
+                mpWindowImpl->mpCursor->ImplShow();
+            mpWindowImpl->mbInFocusHdl = true;
+            mpWindowImpl->mnGetFocusFlags = nFlags;
+            // if we're changing focus due to closing a popup floating window
+            // notify the new focus window so it can restore the inner focus
+            // eg, toolboxes can select their recent active item
+            if( pOldFocusWindow &&
+                ! pOldFocusWindow->isDisposed() &&
+                ( pOldFocusWindow->GetDialogControlFlags() & DialogControlFlags::FloatWinPopupModeEndCancel ) )
+                mpWindowImpl->mnGetFocusFlags |= GetFocusFlags::FloatWinPopupModeEndCancel;
+            NotifyEvent aNEvt( MouseNotifyEvent::GETFOCUS, this );
+            if ( !ImplCallPreNotify( aNEvt ) && !xWindow->isDisposed() )
+                CompatGetFocus();
+            if( !xWindow->isDisposed() )
+                ImplCallActivateListeners( (pOldFocusWindow && ! pOldFocusWindow->isDisposed()) ? pOldFocusWindow : nullptr );
+            if( !xWindow->isDisposed() )
+            {
+                mpWindowImpl->mnGetFocusFlags = GetFocusFlags::NONE;
+                mpWindowImpl->mbInFocusHdl = false;
+            }
+        }
+    }
+
+    ImplNewInputContext();
+
+}
+
+void Window::ImplGrabFocusToDocument( GetFocusFlags nFlags )
+{
+    vcl::Window *pWin = this;
+    while( pWin )
+    {
+        if( !pWin->GetParent() )
+        {
+            pWin->mpWindowImpl->mpFrame->GrabFocus();
+            pWin->ImplGetFrameWindow()->GetWindow( GetWindowType::Client )->ImplGrabFocus(nFlags);
+            return;
+        }
+        pWin = pWin->GetParent();
+    }
+}
+
+void Window::MouseMove( const MouseEvent& rMEvt )
+{
+    NotifyEvent aNEvt( MouseNotifyEvent::MOUSEMOVE, this, &rMEvt );
+    EventNotify(aNEvt);
+}
+
+void Window::MouseButtonDown( const MouseEvent& rMEvt )
+{
+    NotifyEvent aNEvt( MouseNotifyEvent::MOUSEBUTTONDOWN, this, &rMEvt );
+    if (!EventNotify(aNEvt))
+        mpWindowImpl->mbMouseButtonDown = true;
+}
+
+void Window::MouseButtonUp( const MouseEvent& rMEvt )
+{
+    NotifyEvent aNEvt( MouseNotifyEvent::MOUSEBUTTONUP, this, &rMEvt );
+    if (!EventNotify(aNEvt))
+        mpWindowImpl->mbMouseButtonUp = true;
+}
+
+void Window::SetMouseTransparent( bool bTransparent )
+{
+
+    if ( mpWindowImpl->mpBorderWindow )
+        mpWindowImpl->mpBorderWindow->SetMouseTransparent( bTransparent );
+
+    if( mpWindowImpl->mpSysObj )
+        mpWindowImpl->mpSysObj->SetMouseTransparent( bTransparent );
+
+    mpWindowImpl->mbMouseTransparent = bTransparent;
+}
+
+void Window::LocalStartDrag()
+{
+    ImplGetFrameData()->mbDragging = true;
+}
+
+void Window::CaptureMouse()
+{
+    ImplSVData* pSVData = ImplGetSVData();
+
+    // possibly stop tracking
+    if (pSVData->mpWinData->mpTrackWin.get() != this)
+    {
+        if (pSVData->mpWinData->mpTrackWin)
+            pSVData->mpWinData->mpTrackWin->EndTracking(TrackingEventFlags::Cancel);
+    }
+
+    if (pSVData->mpWinData->mpCaptureWin.get() != this)
+    {
+        pSVData->mpWinData->mpCaptureWin = this;
+        mpWindowImpl->mpFrame->CaptureMouse( true );
+    }
+}
+
+void Window::ReleaseMouse()
+{
+    if (IsMouseCaptured())
+    {
+        ImplSVData* pSVData = ImplGetSVData();
+        pSVData->mpWinData->mpCaptureWin = nullptr;
+        if (mpWindowImpl && mpWindowImpl->mpFrame)
+            mpWindowImpl->mpFrame->CaptureMouse( false );
+        ImplGenerateMouseMove();
+    }
+}
+
+bool Window::IsMouseCaptured() const
+{
+    return (this == ImplGetSVData()->mpWinData->mpCaptureWin);
+}
+
+void Window::SetPointer( PointerStyle nPointer )
+{
+    if ( mpWindowImpl->maPointer == nPointer )
+        return;
+
+    mpWindowImpl->maPointer   = nPointer;
+
+    // possibly immediately move pointer
+    if ( !mpWindowImpl->mpFrameData->mbInMouseMove && ImplTestMousePointerSet() )
+        mpWindowImpl->mpFrame->SetPointer( ImplGetMousePointer() );
+
+    VclPtr<vcl::Window> pWin = GetParentWithLOKNotifier();
+    if (!pWin)
+        return;
+
+    PointerStyle aPointer = GetPointer();
+    // We don't map all possible pointers hence we need a default
+    OString aPointerString = "default";
+    auto aIt = vcl::gaLOKPointerMap.find(aPointer);
+    if (aIt != vcl::gaLOKPointerMap.end())
+    {
+        aPointerString = aIt->second;
+    }
+
+    // issue mouse pointer events only for document windows
+    // Doc windows' immediate parent SfxFrameViewWindow_Impl is the one with
+    // parent notifier set during initialization
+    if ((ImplGetFrameData()->mbDragging &&
+         ImplGetFrameData()->mpMouseDownWin == this) ||
+        (GetParent()->ImplGetWindowImpl()->mbLOKParentNotifier &&
+         GetParent()->ImplGetWindowImpl()->mnLOKWindowId == 0))
+    {
+        pWin->GetLOKNotifier()->libreOfficeKitViewCallback(LOK_CALLBACK_MOUSE_POINTER, aPointerString.getStr());
+    }
+}
+
+void Window::EnableChildPointerOverwrite( bool bOverwrite )
+{
+
+    if ( mpWindowImpl->mbChildPtrOverwrite == bOverwrite )
+        return;
+
+    mpWindowImpl->mbChildPtrOverwrite  = bOverwrite;
+
+    // possibly immediately move pointer
+    if ( !mpWindowImpl->mpFrameData->mbInMouseMove && ImplTestMousePointerSet() )
+        mpWindowImpl->mpFrame->SetPointer( ImplGetMousePointer() );
+}
+
+void Window::SetPointerPosPixel( const Point& rPos )
+{
+    Point aPos = ImplOutputToFrame( rPos );
+    const OutputDevice *pOutDev = GetOutDev();
+    if( pOutDev->HasMirroredGraphics() )
+    {
+        if( !IsRTLEnabled() )
+        {
+            pOutDev->ReMirror( aPos );
+        }
+        // mirroring is required here, SetPointerPos bypasses SalGraphics
+        aPos.setX( GetOutDev()->mpGraphics->mirror2( aPos.X(), *GetOutDev() ) );
+    }
+    else if( GetOutDev()->ImplIsAntiparallel() )
+    {
+        pOutDev->ReMirror( aPos );
+    }
+    mpWindowImpl->mpFrame->SetPointerPos( aPos.X(), aPos.Y() );
+}
+
+void Window::SetLastMousePos(const Point& rPos)
+{
+    // Do this conversion, so when GetPointerPosPixel() calls
+    // ImplFrameToOutput(), we get back the original position.
+    Point aPos = ImplOutputToFrame(rPos);
+    mpWindowImpl->mpFrameData->mnLastMouseX = aPos.X();
+    mpWindowImpl->mpFrameData->mnLastMouseY = aPos.Y();
+}
+
+Point Window::GetPointerPosPixel()
+{
+
+    Point aPos( mpWindowImpl->mpFrameData->mnLastMouseX, mpWindowImpl->mpFrameData->mnLastMouseY );
+    if( GetOutDev()->ImplIsAntiparallel() )
+    {
+        const OutputDevice *pOutDev = GetOutDev();
+        pOutDev->ReMirror( aPos );
+    }
+    return ImplFrameToOutput( aPos );
+}
+
+Point Window::GetLastPointerPosPixel()
+{
+
+    Point aPos( mpWindowImpl->mpFrameData->mnBeforeLastMouseX, mpWindowImpl->mpFrameData->mnBeforeLastMouseY );
+    if( GetOutDev()->ImplIsAntiparallel() )
+    {
+        const OutputDevice *pOutDev = GetOutDev();
+        pOutDev->ReMirror( aPos );
+    }
+    return ImplFrameToOutput( aPos );
+}
+
+void Window::ShowPointer( bool bVisible )
+{
+
+    if ( mpWindowImpl->mbNoPtrVisible != !bVisible )
+    {
+        mpWindowImpl->mbNoPtrVisible = !bVisible;
+
+        // possibly immediately move pointer
+        if ( !mpWindowImpl->mpFrameData->mbInMouseMove && ImplTestMousePointerSet() )
+            mpWindowImpl->mpFrame->SetPointer( ImplGetMousePointer() );
+    }
+}
+
+Window::PointerState Window::GetPointerState()
+{
+    PointerState aState;
+    aState.mnState = 0;
+
+    if (mpWindowImpl->mpFrame)
+    {
+        SalFrame::SalPointerState aSalPointerState = mpWindowImpl->mpFrame->GetPointerState();
+        if( GetOutDev()->ImplIsAntiparallel() )
+        {
+            const OutputDevice *pOutDev = GetOutDev();
+            pOutDev->ReMirror( aSalPointerState.maPos );
+        }
+        aState.maPos = ImplFrameToOutput( aSalPointerState.maPos );
+        aState.mnState = aSalPointerState.mnState;
+    }
+    return aState;
+}
+
+bool Window::IsMouseOver() const
+{
+    return ImplGetWinData()->mbMouseOver;
+}
+
+void Window::EnterWait()
+{
+
+    mpWindowImpl->mnWaitCount++;
+
+    if ( mpWindowImpl->mnWaitCount == 1 )
+    {
+        // possibly immediately move pointer
+        if ( !mpWindowImpl->mpFrameData->mbInMouseMove && ImplTestMousePointerSet() )
+            mpWindowImpl->mpFrame->SetPointer( ImplGetMousePointer() );
+    }
+}
+
+void Window::LeaveWait()
+{
+    if( !mpWindowImpl )
+        return;
+
+    if ( mpWindowImpl->mnWaitCount )
+    {
+        mpWindowImpl->mnWaitCount--;
+
+        if ( !mpWindowImpl->mnWaitCount )
+        {
+            // possibly immediately move pointer
+            if ( !mpWindowImpl->mpFrameData->mbInMouseMove && ImplTestMousePointerSet() )
+                mpWindowImpl->mpFrame->SetPointer( ImplGetMousePointer() );
+        }
+    }
+}
+
+bool Window::ImplStopDnd()
+{
+    bool bRet = false;
+    if( mpWindowImpl->mpFrameData && mpWindowImpl->mpFrameData->mxDropTargetListener.is() )
+    {
+        bRet = true;
+        mpWindowImpl->mpFrameData->mxDropTarget.clear();
+        mpWindowImpl->mpFrameData->mxDragSource.clear();
+        mpWindowImpl->mpFrameData->mxDropTargetListener.clear();
+    }
+
+    return bRet;
+}
+
+void Window::ImplStartDnd()
+{
+    GetDropTarget();
+}
+
+Reference< css::datatransfer::dnd::XDropTarget > Window::GetDropTarget()
+{
+    if( !mpWindowImpl )
+        return Reference< css::datatransfer::dnd::XDropTarget >();
+
+    if( ! mpWindowImpl->mxDNDListenerContainer.is() )
+    {
+        sal_Int8 nDefaultActions = 0;
+
+        if( mpWindowImpl->mpFrameData )
+        {
+            if( ! mpWindowImpl->mpFrameData->mxDropTarget.is() )
+            {
+                // initialization is done in GetDragSource
+                GetDragSource();
+            }
+
+            if( mpWindowImpl->mpFrameData->mxDropTarget.is() )
+            {
+                nDefaultActions = mpWindowImpl->mpFrameData->mxDropTarget->getDefaultActions();
+
+                if( ! mpWindowImpl->mpFrameData->mxDropTargetListener.is() )
+                {
+                    mpWindowImpl->mpFrameData->mxDropTargetListener = new DNDEventDispatcher( mpWindowImpl->mpFrameWindow );
+
+                    try
+                    {
+                        mpWindowImpl->mpFrameData->mxDropTarget->addDropTargetListener( mpWindowImpl->mpFrameData->mxDropTargetListener );
+
+                        // register also as drag gesture listener if directly supported by drag source
+                        Reference< css::datatransfer::dnd::XDragGestureRecognizer > xDragGestureRecognizer(
+                            mpWindowImpl->mpFrameData->mxDragSource, UNO_QUERY);
+
+                        if( xDragGestureRecognizer.is() )
+                        {
+                            xDragGestureRecognizer->addDragGestureListener(
+                                Reference< css::datatransfer::dnd::XDragGestureListener > (mpWindowImpl->mpFrameData->mxDropTargetListener, UNO_QUERY));
+                        }
+                        else
+                            mpWindowImpl->mpFrameData->mbInternalDragGestureRecognizer = true;
+
+                    }
+                    catch (const RuntimeException&)
+                    {
+                        // release all instances
+                        mpWindowImpl->mpFrameData->mxDropTarget.clear();
+                        mpWindowImpl->mpFrameData->mxDragSource.clear();
+                    }
+                }
+            }
+
+        }
+
+        mpWindowImpl->mxDNDListenerContainer = static_cast < css::datatransfer::dnd::XDropTarget * > ( new DNDListenerContainer( nDefaultActions ) );
+    }
+
+    // this object is located in the same process, so there will be no runtime exception
+    return Reference< css::datatransfer::dnd::XDropTarget > ( mpWindowImpl->mxDNDListenerContainer, UNO_QUERY );
+}
+
+Reference< css::datatransfer::dnd::XDragSource > Window::GetDragSource()
+{
+#if HAVE_FEATURE_DESKTOP
+    const SystemEnvData* pEnvData = GetSystemData();
+    if (!mpWindowImpl->mpFrameData || !pEnvData)
+        return Reference<css::datatransfer::dnd::XDragSource>();
+    if (mpWindowImpl->mpFrameData->mxDragSource.is())
+        return mpWindowImpl->mpFrameData->mxDragSource;
+
+    try
+    {
+        SalInstance* pInst = ImplGetSVData()->mpDefInst;
+        mpWindowImpl->mpFrameData->mxDragSource.set(pInst->CreateDragSource(pEnvData), UNO_QUERY);
+        mpWindowImpl->mpFrameData->mxDropTarget.set(pInst->CreateDropTarget(pEnvData), UNO_QUERY);
+    }
+    catch (const Exception&)
+    {
+        mpWindowImpl->mpFrameData->mxDropTarget.clear();
+        mpWindowImpl->mpFrameData->mxDragSource.clear();
+    }
+    return mpWindowImpl->mpFrameData->mxDragSource;
+#else
+    return Reference< css::datatransfer::dnd::XDragSource > ();
+#endif
+}
+
+Reference< css::datatransfer::dnd::XDragGestureRecognizer > Window::GetDragGestureRecognizer()
+{
+    return Reference< css::datatransfer::dnd::XDragGestureRecognizer > ( GetDropTarget(), UNO_QUERY );
+}
+
+} /* namespace vcl */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/paint.cxx b/vcl/source/window/paint.cxx
new file mode 100644
index 000000000..a70f1c0e4
--- /dev/null
+++ b/vcl/source/window/paint.cxx
@@ -0,0 +1,1809 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <config_features.h>
+#include <vcl/gdimtf.hxx>
+#include <vcl/window.hxx>
+#include <vcl/virdev.hxx>
+#include <vcl/cursor.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/syswin.hxx>
+
+#include <sal/types.h>
+#include <sal/log.hxx>
+
+#include <window.h>
+#include <salgdi.hxx>
+#include <salframe.hxx>
+#include <svdata.hxx>
+#include <comphelper/lok.hxx>
+#include <comphelper/profilezone.hxx>
+#if HAVE_FEATURE_OPENGL
+#include <vcl/opengl/OpenGLHelper.hxx>
+#endif
+
+// PaintBufferGuard
+
+namespace vcl
+{
+PaintBufferGuard::PaintBufferGuard(ImplFrameData* pFrameData, vcl::Window* pWindow)
+    : mpFrameData(pFrameData),
+    m_pWindow(pWindow),
+    mbBackground(false),
+    mnOutOffX(0),
+    mnOutOffY(0)
+{
+    if (!pFrameData->mpBuffer)
+        return;
+
+    // transfer various settings
+    // FIXME: this must disappear as we move to RenderContext only,
+    // the painting must become state-less, so that no actual
+    // vcl::Window setting affects this
+    mbBackground = pFrameData->mpBuffer->IsBackground();
+    if (pWindow->IsBackground())
+    {
+        maBackground = pFrameData->mpBuffer->GetBackground();
+        pFrameData->mpBuffer->SetBackground(pWindow->GetBackground());
+    }
+    //else
+        //SAL_WARN("vcl.window", "the root of the double-buffering hierarchy should not have a transparent background");
+
+    vcl::PushFlags nFlags = vcl::PushFlags::NONE;
+    nFlags |= vcl::PushFlags::CLIPREGION;
+    nFlags |= vcl::PushFlags::FILLCOLOR;
+    nFlags |= vcl::PushFlags::FONT;
+    nFlags |= vcl::PushFlags::LINECOLOR;
+    nFlags |= vcl::PushFlags::MAPMODE;
+    maSettings = pFrameData->mpBuffer->GetSettings();
+    nFlags |= vcl::PushFlags::REFPOINT;
+    nFlags |= vcl::PushFlags::TEXTCOLOR;
+    nFlags |= vcl::PushFlags::TEXTLINECOLOR;
+    nFlags |= vcl::PushFlags::OVERLINECOLOR;
+    nFlags |= vcl::PushFlags::TEXTFILLCOLOR;
+    nFlags |= vcl::PushFlags::TEXTALIGN;
+    nFlags |= vcl::PushFlags::RASTEROP;
+    nFlags |= vcl::PushFlags::TEXTLAYOUTMODE;
+    nFlags |= vcl::PushFlags::TEXTLANGUAGE;
+    pFrameData->mpBuffer->Push(nFlags);
+    auto& rDev = *pWindow->GetOutDev();
+    pFrameData->mpBuffer->SetClipRegion(rDev.GetClipRegion());
+    pFrameData->mpBuffer->SetFillColor(rDev.GetFillColor());
+    pFrameData->mpBuffer->SetFont(pWindow->GetFont());
+    pFrameData->mpBuffer->SetLineColor(rDev.GetLineColor());
+    pFrameData->mpBuffer->SetMapMode(pWindow->GetMapMode());
+    pFrameData->mpBuffer->SetRefPoint(rDev.GetRefPoint());
+    pFrameData->mpBuffer->SetSettings(pWindow->GetSettings());
+    pFrameData->mpBuffer->SetTextColor(pWindow->GetTextColor());
+    pFrameData->mpBuffer->SetTextLineColor(pWindow->GetTextLineColor());
+    pFrameData->mpBuffer->SetOverlineColor(pWindow->GetOverlineColor());
+    pFrameData->mpBuffer->SetTextFillColor(pWindow->GetTextFillColor());
+    pFrameData->mpBuffer->SetTextAlign(pWindow->GetTextAlign());
+    pFrameData->mpBuffer->SetRasterOp(rDev.GetRasterOp());
+    pFrameData->mpBuffer->SetLayoutMode(rDev.GetLayoutMode());
+    pFrameData->mpBuffer->SetDigitLanguage(rDev.GetDigitLanguage());
+
+    mnOutOffX = pFrameData->mpBuffer->GetOutOffXPixel();
+    mnOutOffY = pFrameData->mpBuffer->GetOutOffYPixel();
+    pFrameData->mpBuffer->SetOutOffXPixel(pWindow->GetOutOffXPixel());
+    pFrameData->mpBuffer->SetOutOffYPixel(pWindow->GetOutOffYPixel());
+    pFrameData->mpBuffer->EnableRTL(pWindow->IsRTLEnabled());
+}
+
+PaintBufferGuard::~PaintBufferGuard() COVERITY_NOEXCEPT_FALSE
+{
+    if (!mpFrameData->mpBuffer)
+        return;
+
+    if (!m_aPaintRect.IsEmpty())
+    {
+        // copy the buffer content to the actual window
+        // export VCL_DOUBLEBUFFERING_AVOID_PAINT=1 to see where we are
+        // painting directly instead of using Invalidate()
+        // [ie. everything you can see was painted directly to the
+        // window either above or in eg. an event handler]
+        if (!getenv("VCL_DOUBLEBUFFERING_AVOID_PAINT"))
+        {
+            // Make sure that the +1 value GetSize() adds to the size is in pixels.
+            Size aPaintRectSize;
+            if (m_pWindow->GetMapMode().GetMapUnit() == MapUnit::MapPixel)
+            {
+                aPaintRectSize = m_aPaintRect.GetSize();
+            }
+            else
+            {
+                tools::Rectangle aRectanglePixel = m_pWindow->LogicToPixel(m_aPaintRect);
+                aPaintRectSize = m_pWindow->PixelToLogic(aRectanglePixel.GetSize());
+            }
+
+            m_pWindow->GetOutDev()->DrawOutDev(m_aPaintRect.TopLeft(), aPaintRectSize, m_aPaintRect.TopLeft(), aPaintRectSize, *mpFrameData->mpBuffer);
+        }
+    }
+
+    // Restore buffer state.
+    mpFrameData->mpBuffer->SetOutOffXPixel(mnOutOffX);
+    mpFrameData->mpBuffer->SetOutOffYPixel(mnOutOffY);
+
+    mpFrameData->mpBuffer->Pop();
+    mpFrameData->mpBuffer->SetSettings(maSettings);
+    if (mbBackground)
+        mpFrameData->mpBuffer->SetBackground(maBackground);
+    else
+        mpFrameData->mpBuffer->SetBackground();
+}
+
+void PaintBufferGuard::SetPaintRect(const tools::Rectangle& rRectangle)
+{
+    m_aPaintRect = rRectangle;
+}
+
+vcl::RenderContext* PaintBufferGuard::GetRenderContext()
+{
+    if (mpFrameData->mpBuffer)
+        return mpFrameData->mpBuffer;
+    else
+        return m_pWindow->GetOutDev();
+}
+}
+
+class PaintHelper
+{
+private:
+    VclPtr<vcl::Window> m_pWindow;
+    std::unique_ptr<vcl::Region> m_pChildRegion;
+    tools::Rectangle m_aSelectionRect;
+    tools::Rectangle m_aPaintRect;
+    vcl::Region m_aPaintRegion;
+    ImplPaintFlags m_nPaintFlags;
+    bool m_bPop : 1;
+    bool m_bRestoreCursor : 1;
+    bool m_bStartedBufferedPaint : 1; ///< This PaintHelper started a buffered paint, and should paint it on the screen when being destructed.
+public:
+    PaintHelper(vcl::Window* pWindow, ImplPaintFlags nPaintFlags);
+    void SetPop()
+    {
+        m_bPop = true;
+    }
+    void SetPaintRect(const tools::Rectangle& rRect)
+    {
+        m_aPaintRect = rRect;
+    }
+    void SetSelectionRect(const tools::Rectangle& rRect)
+    {
+        m_aSelectionRect = rRect;
+    }
+    void SetRestoreCursor(bool bRestoreCursor)
+    {
+        m_bRestoreCursor = bRestoreCursor;
+    }
+    bool GetRestoreCursor() const
+    {
+        return m_bRestoreCursor;
+    }
+    ImplPaintFlags GetPaintFlags() const
+    {
+        return m_nPaintFlags;
+    }
+    vcl::Region& GetPaintRegion()
+    {
+        return m_aPaintRegion;
+    }
+    void DoPaint(const vcl::Region* pRegion);
+
+    /// Start buffered paint: set it up to have the same settings as m_pWindow.
+    void StartBufferedPaint();
+
+    /// Paint the content of the buffer to the current m_pWindow.
+    void PaintBuffer();
+
+    ~PaintHelper();
+};
+
+PaintHelper::PaintHelper(vcl::Window *pWindow, ImplPaintFlags nPaintFlags)
+    : m_pWindow(pWindow)
+    , m_nPaintFlags(nPaintFlags)
+    , m_bPop(false)
+    , m_bRestoreCursor(false)
+    , m_bStartedBufferedPaint(false)
+{
+}
+
+void PaintHelper::StartBufferedPaint()
+{
+    ImplFrameData* pFrameData = m_pWindow->mpWindowImpl->mpFrameData;
+    assert(!pFrameData->mbInBufferedPaint);
+
+    pFrameData->mbInBufferedPaint = true;
+    pFrameData->maBufferedRect = tools::Rectangle();
+    m_bStartedBufferedPaint = true;
+}
+
+void PaintHelper::PaintBuffer()
+{
+    ImplFrameData* pFrameData = m_pWindow->mpWindowImpl->mpFrameData;
+    assert(pFrameData->mbInBufferedPaint);
+    assert(m_bStartedBufferedPaint);
+
+    vcl::PaintBufferGuard aGuard(pFrameData, m_pWindow);
+    aGuard.SetPaintRect(pFrameData->maBufferedRect);
+}
+
+void PaintHelper::DoPaint(const vcl::Region* pRegion)
+{
+    WindowImpl* pWindowImpl = m_pWindow->ImplGetWindowImpl();
+
+    vcl::Region& rWinChildClipRegion = m_pWindow->ImplGetWinChildClipRegion();
+    ImplFrameData* pFrameData = m_pWindow->mpWindowImpl->mpFrameData;
+    if (pWindowImpl->mnPaintFlags & ImplPaintFlags::PaintAll || pFrameData->mbInBufferedPaint)
+    {
+        pWindowImpl->maInvalidateRegion = rWinChildClipRegion;
+    }
+    else
+    {
+        if (pRegion)
+            pWindowImpl->maInvalidateRegion.Union( *pRegion );
+
+        if (pWindowImpl->mpWinData && pWindowImpl->mbTrackVisible)
+            /* #98602# need to repaint all children within the
+           * tracking rectangle, so the following invert
+           * operation takes places without traces of the previous
+           * one.
+           */
+           pWindowImpl->maInvalidateRegion.Union(*pWindowImpl->mpWinData->mpTrackRect);
+
+        if (pWindowImpl->mnPaintFlags & ImplPaintFlags::PaintAllChildren)
+            m_pChildRegion.reset( new vcl::Region(pWindowImpl->maInvalidateRegion) );
+        pWindowImpl->maInvalidateRegion.Intersect(rWinChildClipRegion);
+    }
+    pWindowImpl->mnPaintFlags = ImplPaintFlags::NONE;
+    if (pWindowImpl->maInvalidateRegion.IsEmpty())
+        return;
+
+#if HAVE_FEATURE_OPENGL
+    VCL_GL_INFO("PaintHelper::DoPaint on " <<
+                typeid( *m_pWindow ).name() << " '" << m_pWindow->GetText() << "' begin");
+#endif
+    // double-buffering: setup the buffer if it does not exist
+    if (!pFrameData->mbInBufferedPaint && m_pWindow->SupportsDoubleBuffering())
+        StartBufferedPaint();
+
+    // double-buffering: if this window does not support double-buffering,
+    // but we are in the middle of double-buffered paint, we might be
+    // losing information
+    if (pFrameData->mbInBufferedPaint && !m_pWindow->SupportsDoubleBuffering())
+        SAL_WARN("vcl.window", "non-double buffered window in the double-buffered hierarchy, painting directly: " << typeid(*m_pWindow.get()).name());
+
+    if (pFrameData->mbInBufferedPaint && m_pWindow->SupportsDoubleBuffering())
+    {
+        // double-buffering
+        vcl::PaintBufferGuard g(pFrameData, m_pWindow);
+        m_pWindow->ApplySettings(*pFrameData->mpBuffer);
+
+        m_pWindow->PushPaintHelper(this, *pFrameData->mpBuffer);
+        m_pWindow->Paint(*pFrameData->mpBuffer, m_aPaintRect);
+        pFrameData->maBufferedRect.Union(m_aPaintRect);
+    }
+    else
+    {
+        // direct painting
+        Wallpaper aBackground = m_pWindow->GetBackground();
+        m_pWindow->ApplySettings(*m_pWindow->GetOutDev());
+        // Restore bitmap background if it was lost.
+        if (aBackground.IsBitmap() && !m_pWindow->GetBackground().IsBitmap())
+        {
+            m_pWindow->SetBackground(aBackground);
+        }
+        m_pWindow->PushPaintHelper(this, *m_pWindow->GetOutDev());
+        m_pWindow->Paint(*m_pWindow->GetOutDev(), m_aPaintRect);
+    }
+#if HAVE_FEATURE_OPENGL
+    VCL_GL_INFO("PaintHelper::DoPaint end on " <<
+                typeid( *m_pWindow ).name() << " '" << m_pWindow->GetText() << "'");
+#endif
+}
+
+namespace vcl
+{
+
+void RenderTools::DrawSelectionBackground(vcl::RenderContext& rRenderContext, vcl::Window const & rWindow,
+                                          const tools::Rectangle& rRect, sal_uInt16 nHighlight,
+                                          bool bChecked, bool bDrawBorder, bool bDrawExtBorderOnly,
+                                          Color* pSelectionTextColor, tools::Long nCornerRadius, Color const * pPaintColor)
+{
+    if (rRect.IsEmpty())
+        return;
+
+    bool bRoundEdges = nCornerRadius > 0;
+
+    const StyleSettings& rStyles = rRenderContext.GetSettings().GetStyleSettings();
+
+    // colors used for item highlighting
+    Color aSelectionBorderColor(pPaintColor ? *pPaintColor : rStyles.GetHighlightColor());
+    Color aSelectionFillColor(aSelectionBorderColor);
+
+    bool bDark = rStyles.GetFaceColor().IsDark();
+    bool bBright = ( rStyles.GetFaceColor() == COL_WHITE );
+
+    int c1 = aSelectionBorderColor.GetLuminance();
+    int c2 = rWindow.GetBackgroundColor().GetLuminance();
+
+    if (!bDark && !bBright && std::abs(c2 - c1) < (pPaintColor ? 40 : 75))
+    {
+        // contrast too low
+        sal_uInt16 h, s, b;
+        aSelectionFillColor.RGBtoHSB( h, s, b );
+        if( b > 50 )    b -= 40;
+        else            b += 40;
+        aSelectionFillColor = Color::HSBtoRGB( h, s, b );
+        aSelectionBorderColor = aSelectionFillColor;
+    }
+
+    if (bRoundEdges)
+    {
+        if (aSelectionBorderColor.IsDark())
+            aSelectionBorderColor.IncreaseLuminance(128);
+        else
+            aSelectionBorderColor.DecreaseLuminance(128);
+    }
+
+    tools::Rectangle aRect(rRect);
+    if (bDrawExtBorderOnly)
+    {
+        aRect.AdjustLeft( -1 );
+        aRect.AdjustTop( -1 );
+        aRect.AdjustRight(1 );
+        aRect.AdjustBottom(1 );
+    }
+    rRenderContext.Push(vcl::PushFlags::FILLCOLOR | vcl::PushFlags::LINECOLOR);
+
+    if (bDrawBorder)
+        rRenderContext.SetLineColor(bDark ? COL_WHITE : (bBright ? COL_BLACK : aSelectionBorderColor));
+    else
+        rRenderContext.SetLineColor();
+
+    sal_uInt16 nPercent = 0;
+    if (!nHighlight)
+    {
+        if (bDark)
+            aSelectionFillColor = COL_BLACK;
+        else
+            nPercent = 80;  // just checked (light)
+    }
+    else
+    {
+        if (bChecked && nHighlight == 2)
+        {
+            if (bDark)
+                aSelectionFillColor = COL_LIGHTGRAY;
+            else if (bBright)
+            {
+                aSelectionFillColor = COL_BLACK;
+                rRenderContext.SetLineColor(COL_BLACK);
+                nPercent = 0;
+            }
+            else
+                nPercent = bRoundEdges ? 40 : 20; // selected, pressed or checked ( very dark )
+        }
+        else if (bChecked || nHighlight == 1)
+        {
+            if (bDark)
+                aSelectionFillColor = COL_GRAY;
+            else if (bBright)
+            {
+                aSelectionFillColor = COL_BLACK;
+                rRenderContext.SetLineColor(COL_BLACK);
+                nPercent = 0;
+            }
+            else
+                nPercent = bRoundEdges ? 60 : 35; // selected, pressed or checked ( very dark )
+        }
+        else
+        {
+            if (bDark)
+                aSelectionFillColor = COL_LIGHTGRAY;
+            else if (bBright)
+            {
+                aSelectionFillColor = COL_BLACK;
+                rRenderContext.SetLineColor(COL_BLACK);
+                if (nHighlight == 3)
+                    nPercent = 80;
+                else
+                    nPercent = 0;
+            }
+            else
+                nPercent = 70; // selected ( dark )
+        }
+    }
+
+    if (bDark && bDrawExtBorderOnly)
+    {
+        rRenderContext.SetFillColor();
+        if (pSelectionTextColor)
+            *pSelectionTextColor = rStyles.GetHighlightTextColor();
+    }
+    else
+    {
+        rRenderContext.SetFillColor(aSelectionFillColor);
+        if (pSelectionTextColor)
+        {
+            Color aTextColor = rWindow.IsControlBackground() ? rWindow.GetControlForeground() : rStyles.GetButtonTextColor();
+            Color aHLTextColor = rStyles.GetHighlightTextColor();
+            int nTextDiff = std::abs(aSelectionFillColor.GetLuminance() - aTextColor.GetLuminance());
+            int nHLDiff = std::abs(aSelectionFillColor.GetLuminance() - aHLTextColor.GetLuminance());
+            *pSelectionTextColor = (nHLDiff >= nTextDiff) ? aHLTextColor : aTextColor;
+        }
+    }
+
+    if (bDark)
+    {
+        rRenderContext.DrawRect(aRect);
+    }
+    else
+    {
+        if (bRoundEdges)
+        {
+            tools::Polygon aPoly(aRect, nCornerRadius, nCornerRadius);
+            tools::PolyPolygon aPolyPoly(aPoly);
+            rRenderContext.DrawTransparent(aPolyPoly, nPercent);
+        }
+        else
+        {
+            tools::Polygon aPoly(aRect);
+            tools::PolyPolygon aPolyPoly(aPoly);
+            rRenderContext.DrawTransparent(aPolyPoly, nPercent);
+        }
+    }
+
+    rRenderContext.Pop(); // LINECOLOR | FILLCOLOR
+}
+
+void Window::PushPaintHelper(PaintHelper *pHelper, vcl::RenderContext& rRenderContext)
+{
+    pHelper->SetPop();
+
+    if ( mpWindowImpl->mpCursor )
+        pHelper->SetRestoreCursor(mpWindowImpl->mpCursor->ImplSuspend());
+
+    GetOutDev()->mbInitClipRegion = true;
+    mpWindowImpl->mbInPaint = true;
+
+    // restore Paint-Region
+    vcl::Region &rPaintRegion = pHelper->GetPaintRegion();
+    rPaintRegion = mpWindowImpl->maInvalidateRegion;
+    tools::Rectangle aPaintRect = rPaintRegion.GetBoundRect();
+
+    // RTL: re-mirror paint rect and region at this window
+    if (GetOutDev()->ImplIsAntiparallel())
+    {
+        rRenderContext.ReMirror(aPaintRect);
+        rRenderContext.ReMirror(rPaintRegion);
+    }
+    aPaintRect = GetOutDev()->ImplDevicePixelToLogic(aPaintRect);
+    mpWindowImpl->mpPaintRegion = &rPaintRegion;
+    mpWindowImpl->maInvalidateRegion.SetEmpty();
+
+    if ((pHelper->GetPaintFlags() & ImplPaintFlags::Erase) && rRenderContext.IsBackground())
+    {
+        if (rRenderContext.IsClipRegion())
+        {
+            vcl::Region aOldRegion = rRenderContext.GetClipRegion();
+            rRenderContext.SetClipRegion();
+            Erase(rRenderContext);
+            rRenderContext.SetClipRegion(aOldRegion);
+        }
+        else
+            Erase(rRenderContext);
+    }
+
+    // #98943# trigger drawing of toolbox selection after all children are painted
+    if (mpWindowImpl->mbDrawSelectionBackground)
+        pHelper->SetSelectionRect(aPaintRect);
+    pHelper->SetPaintRect(aPaintRect);
+}
+
+void Window::PopPaintHelper(PaintHelper const *pHelper)
+{
+    if (mpWindowImpl->mpWinData)
+    {
+        if (mpWindowImpl->mbFocusVisible)
+            ImplInvertFocus(*mpWindowImpl->mpWinData->mpFocusRect);
+    }
+    mpWindowImpl->mbInPaint = false;
+    GetOutDev()->mbInitClipRegion = true;
+    mpWindowImpl->mpPaintRegion = nullptr;
+    if (mpWindowImpl->mpCursor)
+        mpWindowImpl->mpCursor->ImplResume(pHelper->GetRestoreCursor());
+}
+
+} /* namespace vcl */
+
+PaintHelper::~PaintHelper()
+{
+    WindowImpl* pWindowImpl = m_pWindow->ImplGetWindowImpl();
+    if (m_bPop)
+    {
+        m_pWindow->PopPaintHelper(this);
+    }
+
+    ImplFrameData* pFrameData = m_pWindow->mpWindowImpl->mpFrameData;
+    if ( m_nPaintFlags & (ImplPaintFlags::PaintAllChildren | ImplPaintFlags::PaintChildren) )
+    {
+        // Paint from the bottom child window and frontward.
+        vcl::Window* pTempWindow = pWindowImpl->mpLastChild;
+        while (pTempWindow)
+        {
+            if (pTempWindow->mpWindowImpl->mbVisible)
+                pTempWindow->ImplCallPaint(m_pChildRegion.get(), m_nPaintFlags);
+            pTempWindow = pTempWindow->mpWindowImpl->mpPrev;
+        }
+    }
+
+    if ( pWindowImpl->mpWinData && pWindowImpl->mbTrackVisible && (pWindowImpl->mpWinData->mnTrackFlags & ShowTrackFlags::TrackWindow) )
+        /* #98602# need to invert the tracking rect AFTER
+        * the children have painted
+        */
+        m_pWindow->InvertTracking( *pWindowImpl->mpWinData->mpTrackRect, pWindowImpl->mpWinData->mnTrackFlags );
+
+    // double-buffering: paint in case we created the buffer, the children are
+    // already painted inside
+    if (m_bStartedBufferedPaint && pFrameData->mbInBufferedPaint)
+    {
+        PaintBuffer();
+        pFrameData->mbInBufferedPaint = false;
+        pFrameData->maBufferedRect = tools::Rectangle();
+    }
+
+    // #98943# draw toolbox selection
+    if( !m_aSelectionRect.IsEmpty() )
+        m_pWindow->DrawSelectionBackground( m_aSelectionRect, 3, false, true );
+}
+
+namespace vcl {
+
+void Window::ImplCallPaint(const vcl::Region* pRegion, ImplPaintFlags nPaintFlags)
+{
+    // call PrePaint. PrePaint may add to the invalidate region as well as
+    // other parameters used below.
+    PrePaint(*GetOutDev());
+
+    mpWindowImpl->mbPaintFrame = false;
+
+    if (nPaintFlags & ImplPaintFlags::PaintAllChildren)
+        mpWindowImpl->mnPaintFlags |= ImplPaintFlags::Paint | ImplPaintFlags::PaintAllChildren | (nPaintFlags & ImplPaintFlags::PaintAll);
+    if (nPaintFlags & ImplPaintFlags::PaintChildren)
+        mpWindowImpl->mnPaintFlags |= ImplPaintFlags::PaintChildren;
+    if (nPaintFlags & ImplPaintFlags::Erase)
+        mpWindowImpl->mnPaintFlags |= ImplPaintFlags::Erase;
+    if (nPaintFlags & ImplPaintFlags::CheckRtl)
+        mpWindowImpl->mnPaintFlags |= ImplPaintFlags::CheckRtl;
+    if (!mpWindowImpl->mpFirstChild)
+        mpWindowImpl->mnPaintFlags &= ~ImplPaintFlags::PaintAllChildren;
+
+    // If tiled rendering is used, windows are only invalidated, never painted to.
+    if (mpWindowImpl->mbPaintDisabled || comphelper::LibreOfficeKit::isActive())
+    {
+        if (mpWindowImpl->mnPaintFlags & ImplPaintFlags::PaintAll)
+            Invalidate(InvalidateFlags::NoChildren | InvalidateFlags::NoErase | InvalidateFlags::NoTransparent | InvalidateFlags::NoClipChildren);
+        else if ( pRegion )
+            Invalidate(*pRegion, InvalidateFlags::NoChildren | InvalidateFlags::NoErase | InvalidateFlags::NoTransparent | InvalidateFlags::NoClipChildren);
+
+        // call PostPaint before returning
+        PostPaint(*GetOutDev());
+
+        return;
+    }
+
+    nPaintFlags = mpWindowImpl->mnPaintFlags & ~ImplPaintFlags::Paint;
+
+    PaintHelper aHelper(this, nPaintFlags);
+
+    if (mpWindowImpl->mnPaintFlags & ImplPaintFlags::Paint)
+        aHelper.DoPaint(pRegion);
+    else
+        mpWindowImpl->mnPaintFlags = ImplPaintFlags::NONE;
+
+    // call PostPaint
+    PostPaint(*GetOutDev());
+}
+
+void Window::ImplCallOverlapPaint()
+{
+    if (!mpWindowImpl)
+        return;
+
+    // emit overlapping windows first
+    vcl::Window* pTempWindow = mpWindowImpl->mpFirstOverlap;
+    while ( pTempWindow )
+    {
+        if ( pTempWindow->mpWindowImpl->mbReallyVisible )
+            pTempWindow->ImplCallOverlapPaint();
+        pTempWindow = pTempWindow->mpWindowImpl->mpNext;
+    }
+
+    // only then ourself
+    if ( mpWindowImpl->mnPaintFlags & (ImplPaintFlags::Paint | ImplPaintFlags::PaintChildren) )
+    {
+        // RTL: notify ImplCallPaint to check for re-mirroring
+        // because we were called from the Sal layer
+        ImplCallPaint(nullptr, mpWindowImpl->mnPaintFlags /*| ImplPaintFlags::CheckRtl */);
+    }
+}
+
+IMPL_LINK_NOARG(Window, ImplHandlePaintHdl, Timer *, void)
+{
+    comphelper::ProfileZone aZone("VCL idle re-paint");
+
+    // save paint events until layout is done
+    if (IsSystemWindow() && static_cast<const SystemWindow*>(this)->hasPendingLayout())
+    {
+        mpWindowImpl->mpFrameData->maPaintIdle.Start();
+        return;
+    }
+
+    // save paint events until resizing or initial sizing done
+    if (mpWindowImpl->mbFrame &&
+        mpWindowImpl->mpFrameData->maResizeIdle.IsActive())
+    {
+        mpWindowImpl->mpFrameData->maPaintIdle.Start();
+    }
+    else if ( mpWindowImpl->mbReallyVisible )
+    {
+        ImplCallOverlapPaint();
+        if (comphelper::LibreOfficeKit::isActive() &&
+            mpWindowImpl->mpFrameData->maPaintIdle.IsActive())
+            mpWindowImpl->mpFrameData->maPaintIdle.Stop();
+    }
+}
+
+IMPL_LINK_NOARG(Window, ImplHandleResizeTimerHdl, Timer *, void)
+{
+    comphelper::ProfileZone aZone("VCL idle resize");
+
+    if( mpWindowImpl->mbReallyVisible )
+    {
+        ImplCallResize();
+        if( mpWindowImpl->mpFrameData->maPaintIdle.IsActive() )
+        {
+            mpWindowImpl->mpFrameData->maPaintIdle.Stop();
+            mpWindowImpl->mpFrameData->maPaintIdle.Invoke( nullptr );
+        }
+    }
+}
+
+void Window::ImplInvalidateFrameRegion( const vcl::Region* pRegion, InvalidateFlags nFlags )
+{
+    // set PAINTCHILDREN for all parent windows till the first OverlapWindow
+    if ( !ImplIsOverlapWindow() )
+    {
+        vcl::Window* pTempWindow = this;
+        ImplPaintFlags nTranspPaint = IsPaintTransparent() ? ImplPaintFlags::Paint : ImplPaintFlags::NONE;
+        do
+        {
+            pTempWindow = pTempWindow->ImplGetParent();
+            if ( pTempWindow->mpWindowImpl->mnPaintFlags & ImplPaintFlags::PaintChildren )
+                break;
+            pTempWindow->mpWindowImpl->mnPaintFlags |= ImplPaintFlags::PaintChildren | nTranspPaint;
+            if( ! pTempWindow->IsPaintTransparent() )
+                nTranspPaint = ImplPaintFlags::NONE;
+        }
+        while ( !pTempWindow->ImplIsOverlapWindow() );
+    }
+
+    // set Paint-Flags
+    mpWindowImpl->mnPaintFlags |= ImplPaintFlags::Paint;
+    if ( nFlags & InvalidateFlags::Children )
+        mpWindowImpl->mnPaintFlags |= ImplPaintFlags::PaintAllChildren;
+    if ( !(nFlags & InvalidateFlags::NoErase) )
+        mpWindowImpl->mnPaintFlags |= ImplPaintFlags::Erase;
+
+    if ( !pRegion )
+        mpWindowImpl->mnPaintFlags |= ImplPaintFlags::PaintAll;
+    else if ( !(mpWindowImpl->mnPaintFlags & ImplPaintFlags::PaintAll) )
+    {
+        // if not everything has to be redrawn, add the region to it
+        mpWindowImpl->maInvalidateRegion.Union( *pRegion );
+    }
+
+    // Handle transparent windows correctly: invalidate must be done on the first opaque parent
+    if( ((IsPaintTransparent() && !(nFlags & InvalidateFlags::NoTransparent)) || (nFlags & InvalidateFlags::Transparent) )
+            && ImplGetParent() )
+    {
+        vcl::Window *pParent = ImplGetParent();
+        while( pParent && pParent->IsPaintTransparent() )
+            pParent = pParent->ImplGetParent();
+        if( pParent )
+        {
+            vcl::Region *pChildRegion;
+            if ( mpWindowImpl->mnPaintFlags & ImplPaintFlags::PaintAll )
+                // invalidate the whole child window region in the parent
+                pChildRegion = &ImplGetWinChildClipRegion();
+            else
+                // invalidate the same region in the parent that has to be repainted in the child
+                pChildRegion = &mpWindowImpl->maInvalidateRegion;
+
+            nFlags |= InvalidateFlags::Children;  // paint should also be done on all children
+            nFlags &= ~InvalidateFlags::NoErase;  // parent should paint and erase to create proper background
+            pParent->ImplInvalidateFrameRegion( pChildRegion, nFlags );
+        }
+    }
+
+    if ( !mpWindowImpl->mpFrameData->maPaintIdle.IsActive() )
+        mpWindowImpl->mpFrameData->maPaintIdle.Start();
+}
+
+void Window::ImplInvalidateOverlapFrameRegion( const vcl::Region& rRegion )
+{
+    vcl::Region aRegion = rRegion;
+
+    ImplClipBoundaries( aRegion, true, true );
+    if ( !aRegion.IsEmpty() )
+        ImplInvalidateFrameRegion( &aRegion, InvalidateFlags::Children );
+
+    // now we invalidate the overlapping windows
+    vcl::Window* pTempWindow = mpWindowImpl->mpFirstOverlap;
+    while ( pTempWindow )
+    {
+        if ( pTempWindow->IsVisible() )
+            pTempWindow->ImplInvalidateOverlapFrameRegion( rRegion );
+
+        pTempWindow = pTempWindow->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::ImplInvalidateParentFrameRegion( const vcl::Region& rRegion )
+{
+    if ( mpWindowImpl->mbOverlapWin )
+        mpWindowImpl->mpFrameWindow->ImplInvalidateOverlapFrameRegion( rRegion );
+    else
+    {
+        if( ImplGetParent() )
+            ImplGetParent()->ImplInvalidateFrameRegion( &rRegion, InvalidateFlags::Children );
+    }
+}
+
+void Window::ImplInvalidate( const vcl::Region* pRegion, InvalidateFlags nFlags )
+{
+    // check what has to be redrawn
+    bool bInvalidateAll = !pRegion;
+
+    // take Transparent-Invalidate into account
+    vcl::Window* pOpaqueWindow = this;
+    if ( (mpWindowImpl->mbPaintTransparent && !(nFlags & InvalidateFlags::NoTransparent)) || (nFlags & InvalidateFlags::Transparent) )
+    {
+        vcl::Window* pTempWindow = pOpaqueWindow->ImplGetParent();
+        while ( pTempWindow )
+        {
+            if ( !pTempWindow->IsPaintTransparent() )
+            {
+                pOpaqueWindow = pTempWindow;
+                nFlags |= InvalidateFlags::Children;
+                bInvalidateAll = false;
+                break;
+            }
+
+            if ( pTempWindow->ImplIsOverlapWindow() )
+                break;
+
+            pTempWindow = pTempWindow->ImplGetParent();
+        }
+    }
+
+    // assemble region
+    InvalidateFlags nOrgFlags = nFlags;
+    if ( !(nFlags & (InvalidateFlags::Children | InvalidateFlags::NoChildren)) )
+    {
+        if ( GetStyle() & WB_CLIPCHILDREN )
+            nFlags |= InvalidateFlags::NoChildren;
+        else
+            nFlags |= InvalidateFlags::Children;
+    }
+    if ( (nFlags & InvalidateFlags::NoChildren) && mpWindowImpl->mpFirstChild )
+        bInvalidateAll = false;
+    if ( bInvalidateAll )
+        ImplInvalidateFrameRegion( nullptr, nFlags );
+    else
+    {
+        vcl::Region      aRegion( GetOutputRectPixel() );
+        if ( pRegion )
+        {
+            // RTL: remirror region before intersecting it
+            if ( GetOutDev()->ImplIsAntiparallel() )
+            {
+                const OutputDevice *pOutDev = GetOutDev();
+
+                vcl::Region aRgn( *pRegion );
+                pOutDev->ReMirror( aRgn );
+                aRegion.Intersect( aRgn );
+            }
+            else
+                aRegion.Intersect( *pRegion );
+        }
+        ImplClipBoundaries( aRegion, true, true );
+        if ( nFlags & InvalidateFlags::NoChildren )
+        {
+            nFlags &= ~InvalidateFlags::Children;
+            if ( !(nFlags & InvalidateFlags::NoClipChildren) )
+            {
+                if ( nOrgFlags & InvalidateFlags::NoChildren )
+                    ImplClipAllChildren( aRegion );
+                else
+                {
+                    if ( ImplClipChildren( aRegion ) )
+                        nFlags |= InvalidateFlags::Children;
+                }
+            }
+        }
+        if ( !aRegion.IsEmpty() )
+            ImplInvalidateFrameRegion( &aRegion, nFlags );  // transparency is handled here, pOpaqueWindow not required
+    }
+
+    if ( nFlags & InvalidateFlags::Update )
+        pOpaqueWindow->PaintImmediately();        // start painting at the opaque parent
+}
+
+void Window::ImplMoveInvalidateRegion( const tools::Rectangle& rRect,
+                                       tools::Long nHorzScroll, tools::Long nVertScroll,
+                                       bool bChildren )
+{
+    if ( (mpWindowImpl->mnPaintFlags & (ImplPaintFlags::Paint | ImplPaintFlags::PaintAll)) == ImplPaintFlags::Paint )
+    {
+        vcl::Region aTempRegion = mpWindowImpl->maInvalidateRegion;
+        aTempRegion.Intersect( rRect );
+        aTempRegion.Move( nHorzScroll, nVertScroll );
+        mpWindowImpl->maInvalidateRegion.Union( aTempRegion );
+    }
+
+    if ( bChildren && (mpWindowImpl->mnPaintFlags & ImplPaintFlags::PaintChildren) )
+    {
+        vcl::Window* pWindow = mpWindowImpl->mpFirstChild;
+        while ( pWindow )
+        {
+            pWindow->ImplMoveInvalidateRegion( rRect, nHorzScroll, nVertScroll, true );
+            pWindow = pWindow->mpWindowImpl->mpNext;
+        }
+    }
+}
+
+void Window::ImplMoveAllInvalidateRegions( const tools::Rectangle& rRect,
+                                           tools::Long nHorzScroll, tools::Long nVertScroll,
+                                           bool bChildren )
+{
+    // also shift Paint-Region when paints need processing
+    ImplMoveInvalidateRegion( rRect, nHorzScroll, nVertScroll, bChildren );
+    // Paint-Region should be shifted, as drawn by the parents
+    if ( ImplIsOverlapWindow() )
+        return;
+
+    vcl::Region  aPaintAllRegion;
+    vcl::Window* pPaintAllWindow = this;
+    do
+    {
+        pPaintAllWindow = pPaintAllWindow->ImplGetParent();
+        if ( pPaintAllWindow->mpWindowImpl->mnPaintFlags & ImplPaintFlags::PaintAllChildren )
+        {
+            if ( pPaintAllWindow->mpWindowImpl->mnPaintFlags & ImplPaintFlags::PaintAll )
+            {
+                aPaintAllRegion.SetEmpty();
+                break;
+            }
+            else
+                aPaintAllRegion.Union( pPaintAllWindow->mpWindowImpl->maInvalidateRegion );
+        }
+    }
+    while ( !pPaintAllWindow->ImplIsOverlapWindow() );
+    if ( !aPaintAllRegion.IsEmpty() )
+    {
+        aPaintAllRegion.Move( nHorzScroll, nVertScroll );
+        InvalidateFlags nPaintFlags = InvalidateFlags::NONE;
+        if ( bChildren )
+            nPaintFlags |= InvalidateFlags::Children;
+        ImplInvalidateFrameRegion( &aPaintAllRegion, nPaintFlags );
+    }
+}
+
+void Window::ImplValidateFrameRegion( const vcl::Region* pRegion, ValidateFlags nFlags )
+{
+    if ( !pRegion )
+        mpWindowImpl->maInvalidateRegion.SetEmpty();
+    else
+    {
+        // when all child windows have to be drawn we need to invalidate them before doing so
+        if ( (mpWindowImpl->mnPaintFlags & ImplPaintFlags::PaintAllChildren) && mpWindowImpl->mpFirstChild )
+        {
+            vcl::Region aChildRegion = mpWindowImpl->maInvalidateRegion;
+            if ( mpWindowImpl->mnPaintFlags & ImplPaintFlags::PaintAll )
+            {
+                aChildRegion = GetOutputRectPixel();
+            }
+            vcl::Window* pChild = mpWindowImpl->mpFirstChild;
+            while ( pChild )
+            {
+                pChild->Invalidate( aChildRegion, InvalidateFlags::Children | InvalidateFlags::NoTransparent );
+                pChild = pChild->mpWindowImpl->mpNext;
+            }
+        }
+        if ( mpWindowImpl->mnPaintFlags & ImplPaintFlags::PaintAll )
+        {
+            mpWindowImpl->maInvalidateRegion = GetOutputRectPixel();
+        }
+        mpWindowImpl->maInvalidateRegion.Exclude( *pRegion );
+    }
+    mpWindowImpl->mnPaintFlags &= ~ImplPaintFlags::PaintAll;
+
+    if ( nFlags & ValidateFlags::Children )
+    {
+        vcl::Window* pChild = mpWindowImpl->mpFirstChild;
+        while ( pChild )
+        {
+            pChild->ImplValidateFrameRegion( pRegion, nFlags );
+            pChild = pChild->mpWindowImpl->mpNext;
+        }
+    }
+}
+
+void Window::ImplValidate()
+{
+    // assemble region
+    bool    bValidateAll = true;
+    ValidateFlags nFlags = ValidateFlags::NONE;
+    if ( GetStyle() & WB_CLIPCHILDREN )
+        nFlags |= ValidateFlags::NoChildren;
+    else
+        nFlags |= ValidateFlags::Children;
+    if ( (nFlags & ValidateFlags::NoChildren) && mpWindowImpl->mpFirstChild )
+        bValidateAll = false;
+    if ( bValidateAll )
+        ImplValidateFrameRegion( nullptr, nFlags );
+    else
+    {
+        vcl::Region      aRegion( GetOutputRectPixel() );
+        ImplClipBoundaries( aRegion, true, true );
+        if ( nFlags & ValidateFlags::NoChildren )
+        {
+            nFlags &= ~ValidateFlags::Children;
+            if ( ImplClipChildren( aRegion ) )
+                nFlags |= ValidateFlags::Children;
+        }
+        if ( !aRegion.IsEmpty() )
+            ImplValidateFrameRegion( &aRegion, nFlags );
+    }
+}
+
+void Window::ImplUpdateAll()
+{
+    if ( !mpWindowImpl || !mpWindowImpl->mbReallyVisible )
+        return;
+
+    bool bFlush = false;
+    if ( mpWindowImpl->mpFrameWindow->mpWindowImpl->mbPaintFrame )
+    {
+        Point aPoint( 0, 0 );
+        vcl::Region aRegion( tools::Rectangle( aPoint, GetOutputSizePixel() ) );
+        ImplInvalidateOverlapFrameRegion( aRegion );
+        if ( mpWindowImpl->mbFrame || (mpWindowImpl->mpBorderWindow && mpWindowImpl->mpBorderWindow->mpWindowImpl->mbFrame) )
+            bFlush = true;
+    }
+
+    // an update changes the OverlapWindow, such that for later paints
+    // not too much has to be drawn, if ALLCHILDREN etc. is set
+    vcl::Window* pWindow = ImplGetFirstOverlapWindow();
+    pWindow->ImplCallOverlapPaint();
+
+    if ( bFlush )
+        GetOutDev()->Flush();
+}
+
+void Window::PrePaint(vcl::RenderContext& /*rRenderContext*/)
+{
+}
+
+void Window::PostPaint(vcl::RenderContext& /*rRenderContext*/)
+{
+}
+
+void Window::Paint(vcl::RenderContext& /*rRenderContext*/, const tools::Rectangle& rRect)
+{
+    CallEventListeners(VclEventId::WindowPaint, const_cast<tools::Rectangle *>(&rRect));
+}
+
+void Window::SetPaintTransparent( bool bTransparent )
+{
+    // transparency is not useful for frames as the background would have to be provided by a different frame
+    if( bTransparent && mpWindowImpl->mbFrame )
+        return;
+
+    if ( mpWindowImpl->mpBorderWindow )
+        mpWindowImpl->mpBorderWindow->SetPaintTransparent( bTransparent );
+
+    mpWindowImpl->mbPaintTransparent = bTransparent;
+}
+
+void Window::SetWindowRegionPixel()
+{
+
+    if ( mpWindowImpl->mpBorderWindow )
+        mpWindowImpl->mpBorderWindow->SetWindowRegionPixel();
+    else if( mpWindowImpl->mbFrame )
+    {
+        mpWindowImpl->maWinRegion = vcl::Region(true);
+        mpWindowImpl->mbWinRegion = false;
+        mpWindowImpl->mpFrame->ResetClipRegion();
+    }
+    else
+    {
+        if ( mpWindowImpl->mbWinRegion )
+        {
+            mpWindowImpl->maWinRegion = vcl::Region(true);
+            mpWindowImpl->mbWinRegion = false;
+            ImplSetClipFlag();
+
+            if ( IsReallyVisible() )
+            {
+                vcl::Region      aRegion( GetOutputRectPixel() );
+                ImplInvalidateParentFrameRegion( aRegion );
+            }
+        }
+    }
+}
+
+void Window::SetWindowRegionPixel( const vcl::Region& rRegion )
+{
+
+    if ( mpWindowImpl->mpBorderWindow )
+        mpWindowImpl->mpBorderWindow->SetWindowRegionPixel( rRegion );
+    else if( mpWindowImpl->mbFrame )
+    {
+        if( !rRegion.IsNull() )
+        {
+            mpWindowImpl->maWinRegion = rRegion;
+            mpWindowImpl->mbWinRegion = ! rRegion.IsEmpty();
+
+            if( mpWindowImpl->mbWinRegion )
+            {
+                // set/update ClipRegion
+                RectangleVector aRectangles;
+                mpWindowImpl->maWinRegion.GetRegionRectangles(aRectangles);
+                mpWindowImpl->mpFrame->BeginSetClipRegion(aRectangles.size());
+
+                for (auto const& rectangle : aRectangles)
+                {
+                    mpWindowImpl->mpFrame->UnionClipRegion(
+                        rectangle.Left(),
+                        rectangle.Top(),
+                        rectangle.GetWidth(),       // orig nWidth was ((R - L) + 1), same as GetWidth does
+                        rectangle.GetHeight());     // same for height
+                }
+
+                mpWindowImpl->mpFrame->EndSetClipRegion();
+            }
+            else
+                SetWindowRegionPixel();
+        }
+        else
+            SetWindowRegionPixel();
+    }
+    else
+    {
+        if ( rRegion.IsNull() )
+        {
+            if ( mpWindowImpl->mbWinRegion )
+            {
+                mpWindowImpl->maWinRegion = vcl::Region(true);
+                mpWindowImpl->mbWinRegion = false;
+                ImplSetClipFlag();
+            }
+        }
+        else
+        {
+            mpWindowImpl->maWinRegion = rRegion;
+            mpWindowImpl->mbWinRegion = true;
+            ImplSetClipFlag();
+        }
+
+        if ( IsReallyVisible() )
+        {
+            vcl::Region      aRegion( GetOutputRectPixel() );
+            ImplInvalidateParentFrameRegion( aRegion );
+        }
+    }
+}
+
+vcl::Region Window::GetPaintRegion() const
+{
+
+    if ( mpWindowImpl->mpPaintRegion )
+    {
+        vcl::Region aRegion = *mpWindowImpl->mpPaintRegion;
+        aRegion.Move( -GetOutDev()->mnOutOffX, -GetOutDev()->mnOutOffY );
+        return PixelToLogic( aRegion );
+    }
+    else
+    {
+        vcl::Region aPaintRegion(true);
+        return aPaintRegion;
+    }
+}
+
+void Window::Invalidate( InvalidateFlags nFlags )
+{
+    if ( !comphelper::LibreOfficeKit::isActive() && (!GetOutDev()->IsDeviceOutputNecessary() || !GetOutDev()->mnOutWidth || !GetOutDev()->mnOutHeight) )
+        return;
+
+    ImplInvalidate( nullptr, nFlags );
+    LogicInvalidate(nullptr);
+}
+
+void Window::Invalidate( const tools::Rectangle& rRect, InvalidateFlags nFlags )
+{
+    if ( !comphelper::LibreOfficeKit::isActive() && (!GetOutDev()->IsDeviceOutputNecessary() || !GetOutDev()->mnOutWidth || !GetOutDev()->mnOutHeight) )
+        return;
+
+    OutputDevice *pOutDev = GetOutDev();
+    tools::Rectangle aRect = pOutDev->ImplLogicToDevicePixel( rRect );
+    if ( !aRect.IsEmpty() )
+    {
+        vcl::Region aRegion( aRect );
+        ImplInvalidate( &aRegion, nFlags );
+        tools::Rectangle aLogicRectangle(rRect);
+        LogicInvalidate(&aLogicRectangle);
+    }
+}
+
+void Window::Invalidate( const vcl::Region& rRegion, InvalidateFlags nFlags )
+{
+    if ( !comphelper::LibreOfficeKit::isActive() && (!GetOutDev()->IsDeviceOutputNecessary() || !GetOutDev()->mnOutWidth || !GetOutDev()->mnOutHeight) )
+        return;
+
+    if ( rRegion.IsNull() )
+    {
+        ImplInvalidate( nullptr, nFlags );
+        LogicInvalidate(nullptr);
+    }
+    else
+    {
+        vcl::Region aRegion = GetOutDev()->ImplPixelToDevicePixel( LogicToPixel( rRegion ) );
+        if ( !aRegion.IsEmpty() )
+        {
+            ImplInvalidate( &aRegion, nFlags );
+            tools::Rectangle aLogicRectangle = rRegion.GetBoundRect();
+            LogicInvalidate(&aLogicRectangle);
+        }
+    }
+}
+
+void Window::LogicInvalidate(const tools::Rectangle* pRectangle)
+{
+    if(pRectangle)
+    {
+        tools::Rectangle aRect = GetOutDev()->ImplLogicToDevicePixel( *pRectangle );
+        PixelInvalidate(&aRect);
+    }
+    else
+        PixelInvalidate(nullptr);
+}
+
+void Window::PixelInvalidate(const tools::Rectangle* pRectangle)
+{
+    if (comphelper::LibreOfficeKit::isDialogPainting() || !comphelper::LibreOfficeKit::isActive())
+        return;
+
+    Size aSize = GetSizePixel();
+    if (aSize.IsEmpty())
+        return;
+
+    if (const vcl::ILibreOfficeKitNotifier* pNotifier = GetLOKNotifier())
+    {
+        // In case we are routing the window, notify the client
+        std::vector<vcl::LOKPayloadItem> aPayload;
+        tools::Rectangle aRect(Point(0, 0), aSize);
+        if (pRectangle)
+            aRect = *pRectangle;
+
+        if (IsRTLEnabled() && GetOutDev() && !GetOutDev()->ImplIsAntiparallel())
+            GetOutDev()->ReMirror(aRect);
+
+        aPayload.emplace_back("rectangle", aRect.toString());
+
+        pNotifier->notifyWindow(GetLOKWindowId(), "invalidate", aPayload);
+    }
+    // Added for dialog items. Pass invalidation to the parent window.
+    else if (VclPtr<vcl::Window> pParent = GetParentWithLOKNotifier())
+    {
+        const tools::Rectangle aRect(Point(GetOutOffXPixel(), GetOutOffYPixel()), GetSizePixel());
+        pParent->PixelInvalidate(&aRect);
+    }
+}
+
+void Window::Validate()
+{
+    if ( !comphelper::LibreOfficeKit::isActive() && (!GetOutDev()->IsDeviceOutputNecessary() || !GetOutDev()->mnOutWidth || !GetOutDev()->mnOutHeight) )
+        return;
+
+    ImplValidate();
+}
+
+bool Window::HasPaintEvent() const
+{
+
+    if ( !mpWindowImpl->mbReallyVisible )
+        return false;
+
+    if ( mpWindowImpl->mpFrameWindow->mpWindowImpl->mbPaintFrame )
+        return true;
+
+    if ( mpWindowImpl->mnPaintFlags & ImplPaintFlags::Paint )
+        return true;
+
+    if ( !ImplIsOverlapWindow() )
+    {
+        const vcl::Window* pTempWindow = this;
+        do
+        {
+            pTempWindow = pTempWindow->ImplGetParent();
+            if ( pTempWindow->mpWindowImpl->mnPaintFlags & (ImplPaintFlags::PaintChildren | ImplPaintFlags::PaintAllChildren) )
+                return true;
+        }
+        while ( !pTempWindow->ImplIsOverlapWindow() );
+    }
+
+    return false;
+}
+
+void Window::PaintImmediately()
+{
+    if (!mpWindowImpl)
+        return;
+
+    if ( mpWindowImpl->mpBorderWindow )
+    {
+        mpWindowImpl->mpBorderWindow->PaintImmediately();
+        return;
+    }
+
+    if ( !mpWindowImpl->mbReallyVisible )
+        return;
+
+    bool bFlush = false;
+    if ( mpWindowImpl->mpFrameWindow->mpWindowImpl->mbPaintFrame )
+    {
+        Point aPoint( 0, 0 );
+        vcl::Region aRegion( tools::Rectangle( aPoint, GetOutputSizePixel() ) );
+        ImplInvalidateOverlapFrameRegion( aRegion );
+        if ( mpWindowImpl->mbFrame || (mpWindowImpl->mpBorderWindow && mpWindowImpl->mpBorderWindow->mpWindowImpl->mbFrame) )
+            bFlush = true;
+    }
+
+    // First we should skip all windows which are Paint-Transparent
+    vcl::Window* pUpdateWindow = this;
+    vcl::Window* pWindow = pUpdateWindow;
+    while ( !pWindow->ImplIsOverlapWindow() )
+    {
+        if ( !pWindow->mpWindowImpl->mbPaintTransparent )
+        {
+            pUpdateWindow = pWindow;
+            break;
+        }
+        pWindow = pWindow->ImplGetParent();
+    }
+    // In order to limit drawing, an update only draws the window which
+    // has PAINTALLCHILDREN set
+    pWindow = pUpdateWindow;
+    do
+    {
+        if ( pWindow->mpWindowImpl->mnPaintFlags & ImplPaintFlags::PaintAllChildren )
+            pUpdateWindow = pWindow;
+        if ( pWindow->ImplIsOverlapWindow() )
+            break;
+        pWindow = pWindow->ImplGetParent();
+    }
+    while ( pWindow );
+
+    // if there is something to paint, trigger a Paint
+    if ( pUpdateWindow->mpWindowImpl->mnPaintFlags & (ImplPaintFlags::Paint | ImplPaintFlags::PaintChildren) )
+    {
+        VclPtr<vcl::Window> xWindow(this);
+
+        // trigger an update also for system windows on top of us,
+        // otherwise holes would remain
+        vcl::Window* pUpdateOverlapWindow = ImplGetFirstOverlapWindow();
+        if (pUpdateOverlapWindow->mpWindowImpl)
+            pUpdateOverlapWindow = pUpdateOverlapWindow->mpWindowImpl->mpFirstOverlap;
+        else
+            pUpdateOverlapWindow = nullptr;
+        while ( pUpdateOverlapWindow )
+        {
+             pUpdateOverlapWindow->PaintImmediately();
+             pUpdateOverlapWindow = pUpdateOverlapWindow->mpWindowImpl->mpNext;
+        }
+
+        pUpdateWindow->ImplCallPaint(nullptr, pUpdateWindow->mpWindowImpl->mnPaintFlags);
+
+        if (comphelper::LibreOfficeKit::isActive() && pUpdateWindow->GetParentDialog())
+            pUpdateWindow->LogicInvalidate(nullptr);
+
+        if (xWindow->isDisposed())
+           return;
+
+        bFlush = true;
+    }
+
+    if ( bFlush )
+        GetOutDev()->Flush();
+}
+
+void Window::ImplPaintToDevice( OutputDevice* i_pTargetOutDev, const Point& i_rPos )
+{
+    // Special drawing when called through LOKit
+    // TODO: Move to its own method
+    if (comphelper::LibreOfficeKit::isActive())
+    {
+        VclPtrInstance<VirtualDevice> pDevice(*i_pTargetOutDev);
+        pDevice->EnableRTL(IsRTLEnabled());
+
+        Size aSize(GetOutputSizePixel());
+        pDevice->SetOutputSizePixel(aSize);
+
+        vcl::Font aCopyFont = GetFont();
+        pDevice->SetFont(aCopyFont);
+
+        pDevice->SetTextColor(GetTextColor());
+        if (GetOutDev()->IsLineColor())
+            pDevice->SetLineColor(GetOutDev()->GetLineColor());
+        else
+            pDevice->SetLineColor();
+
+        if (GetOutDev()->IsFillColor())
+            pDevice->SetFillColor(GetOutDev()->GetFillColor());
+        else
+            pDevice->SetFillColor();
+
+        if (IsTextLineColor())
+            pDevice->SetTextLineColor(GetTextLineColor());
+        else
+            pDevice->SetTextLineColor();
+
+        if (IsOverlineColor())
+            pDevice->SetOverlineColor(GetOverlineColor());
+        else
+            pDevice->SetOverlineColor();
+
+        if (IsTextFillColor())
+            pDevice->SetTextFillColor(GetTextFillColor());
+        else
+            pDevice->SetTextFillColor();
+
+        pDevice->SetTextAlign(GetTextAlign());
+        pDevice->SetRasterOp(GetOutDev()->GetRasterOp());
+
+        tools::Rectangle aPaintRect(Point(), GetOutputSizePixel());
+
+        vcl::Region aClipRegion(GetOutDev()->GetClipRegion());
+        pDevice->SetClipRegion();
+        aClipRegion.Intersect(aPaintRect);
+        pDevice->SetClipRegion(aClipRegion);
+
+        if (!IsPaintTransparent() && IsBackground() && ! (GetParentClipMode() & ParentClipMode::NoClip))
+            Erase(*pDevice);
+
+        pDevice->SetMapMode(GetMapMode());
+
+        Paint(*pDevice, tools::Rectangle(Point(), GetOutputSizePixel()));
+
+        i_pTargetOutDev->DrawOutDev(i_rPos, aSize, Point(), pDevice->PixelToLogic(aSize), *pDevice);
+
+        bool bHasMirroredGraphics = pDevice->HasMirroredGraphics();
+
+        // get rid of virtual device now so they don't pile up during recursive calls
+        pDevice.disposeAndClear();
+
+
+        for( vcl::Window* pChild = mpWindowImpl->mpFirstChild; pChild; pChild = pChild->mpWindowImpl->mpNext )
+        {
+            if( pChild->mpWindowImpl->mpFrame == mpWindowImpl->mpFrame && pChild->IsVisible() )
+            {
+                tools::Long nDeltaX = pChild->GetOutDev()->mnOutOffX - GetOutDev()->mnOutOffX;
+                if( bHasMirroredGraphics )
+                    nDeltaX = GetOutDev()->mnOutWidth - nDeltaX - pChild->GetOutDev()->mnOutWidth;
+
+                tools::Long nDeltaY = pChild->GetOutOffYPixel() - GetOutOffYPixel();
+
+                Point aPos( i_rPos );
+                aPos += Point(nDeltaX, nDeltaY);
+
+                pChild->ImplPaintToDevice( i_pTargetOutDev, aPos );
+            }
+        }
+        return;
+    }
+
+
+    bool bRVisible = mpWindowImpl->mbReallyVisible;
+    mpWindowImpl->mbReallyVisible = mpWindowImpl->mbVisible;
+    bool bDevOutput = GetOutDev()->mbDevOutput;
+    GetOutDev()->mbDevOutput = true;
+
+    const OutputDevice *pOutDev = GetOutDev();
+    tools::Long nOldDPIX = pOutDev->GetDPIX();
+    tools::Long nOldDPIY = pOutDev->GetDPIY();
+    GetOutDev()->mnDPIX = i_pTargetOutDev->GetDPIX();
+    GetOutDev()->mnDPIY = i_pTargetOutDev->GetDPIY();
+    bool bOutput = GetOutDev()->IsOutputEnabled();
+    GetOutDev()->EnableOutput();
+
+    SAL_WARN_IF( GetMapMode().GetMapUnit() != MapUnit::MapPixel, "vcl.window", "MapMode must be PIXEL based" );
+    if ( GetMapMode().GetMapUnit() != MapUnit::MapPixel )
+        return;
+
+    // preserve graphicsstate
+    GetOutDev()->Push();
+    vcl::Region aClipRegion( GetOutDev()->GetClipRegion() );
+    GetOutDev()->SetClipRegion();
+
+    GDIMetaFile* pOldMtf = GetOutDev()->GetConnectMetaFile();
+    GDIMetaFile aMtf;
+    GetOutDev()->SetConnectMetaFile( &aMtf );
+
+    // put a push action to metafile
+    GetOutDev()->Push();
+    // copy graphics state to metafile
+    vcl::Font aCopyFont = GetFont();
+    if( nOldDPIX != GetOutDev()->mnDPIX || nOldDPIY != GetOutDev()->mnDPIY )
+    {
+        aCopyFont.SetFontHeight( aCopyFont.GetFontHeight() * GetOutDev()->mnDPIY / nOldDPIY );
+        aCopyFont.SetAverageFontWidth( aCopyFont.GetAverageFontWidth() * GetOutDev()->mnDPIX / nOldDPIX );
+    }
+    SetFont( aCopyFont );
+    SetTextColor( GetTextColor() );
+    if( GetOutDev()->IsLineColor() )
+        GetOutDev()->SetLineColor( GetOutDev()->GetLineColor() );
+    else
+        GetOutDev()->SetLineColor();
+    if( GetOutDev()->IsFillColor() )
+        GetOutDev()->SetFillColor( GetOutDev()->GetFillColor() );
+    else
+        GetOutDev()->SetFillColor();
+    if( IsTextLineColor() )
+        SetTextLineColor( GetTextLineColor() );
+    else
+        SetTextLineColor();
+    if( IsOverlineColor() )
+        SetOverlineColor( GetOverlineColor() );
+    else
+        SetOverlineColor();
+    if( IsTextFillColor() )
+        SetTextFillColor( GetTextFillColor() );
+    else
+        SetTextFillColor();
+    SetTextAlign( GetTextAlign() );
+    GetOutDev()->SetRasterOp( GetOutDev()->GetRasterOp() );
+    if( GetOutDev()->IsRefPoint() )
+        GetOutDev()->SetRefPoint( GetOutDev()->GetRefPoint() );
+    else
+        GetOutDev()->SetRefPoint();
+    GetOutDev()->SetLayoutMode( GetOutDev()->GetLayoutMode() );
+
+    GetOutDev()->SetDigitLanguage( GetOutDev()->GetDigitLanguage() );
+    tools::Rectangle aPaintRect(Point(0, 0), GetOutputSizePixel());
+    aClipRegion.Intersect( aPaintRect );
+    GetOutDev()->SetClipRegion( aClipRegion );
+
+    // do the actual paint
+
+    // background
+    if( ! IsPaintTransparent() && IsBackground() && ! (GetParentClipMode() & ParentClipMode::NoClip ) )
+    {
+        Erase(*GetOutDev());
+    }
+    // foreground
+    Paint(*GetOutDev(), aPaintRect);
+    // put a pop action to metafile
+    GetOutDev()->Pop();
+
+    GetOutDev()->SetConnectMetaFile( pOldMtf );
+    GetOutDev()->EnableOutput( bOutput );
+    mpWindowImpl->mbReallyVisible = bRVisible;
+
+    // paint metafile to VDev
+    VclPtrInstance<VirtualDevice> pMaskedDevice(*i_pTargetOutDev,
+                                                DeviceFormat::DEFAULT,
+                                                DeviceFormat::DEFAULT);
+
+    pMaskedDevice->SetOutputSizePixel( GetOutputSizePixel() );
+    pMaskedDevice->EnableRTL( IsRTLEnabled() );
+    aMtf.WindStart();
+    aMtf.Play(*pMaskedDevice);
+    BitmapEx aBmpEx( pMaskedDevice->GetBitmapEx( Point( 0, 0 ), aPaintRect.GetSize() ) );
+    i_pTargetOutDev->DrawBitmapEx( i_rPos, aBmpEx );
+    // get rid of virtual device now so they don't pile up during recursive calls
+    pMaskedDevice.disposeAndClear();
+
+    for( vcl::Window* pChild = mpWindowImpl->mpFirstChild; pChild; pChild = pChild->mpWindowImpl->mpNext )
+    {
+        if( pChild->mpWindowImpl->mpFrame == mpWindowImpl->mpFrame && pChild->IsVisible() )
+        {
+            tools::Long nDeltaX = pChild->GetOutDev()->mnOutOffX - GetOutDev()->mnOutOffX;
+
+            if( pOutDev->HasMirroredGraphics() )
+                nDeltaX = GetOutDev()->mnOutWidth - nDeltaX - pChild->GetOutDev()->mnOutWidth;
+            tools::Long nDeltaY = pChild->GetOutOffYPixel() - GetOutOffYPixel();
+            Point aPos( i_rPos );
+            Point aDelta( nDeltaX, nDeltaY );
+            aPos += aDelta;
+            pChild->ImplPaintToDevice( i_pTargetOutDev, aPos );
+        }
+    }
+
+    // restore graphics state
+    GetOutDev()->Pop();
+
+    GetOutDev()->EnableOutput( bOutput );
+    mpWindowImpl->mbReallyVisible = bRVisible;
+    GetOutDev()->mbDevOutput = bDevOutput;
+    GetOutDev()->mnDPIX = nOldDPIX;
+    GetOutDev()->mnDPIY = nOldDPIY;
+}
+
+void Window::PaintToDevice(OutputDevice* pDev, const Point& rPos)
+{
+    if( !mpWindowImpl )
+        return;
+
+    SAL_WARN_IF(  pDev->HasMirroredGraphics(), "vcl.window", "PaintToDevice to mirroring graphics" );
+    SAL_WARN_IF(  pDev->IsRTLEnabled(), "vcl.window", "PaintToDevice to mirroring device" );
+
+    vcl::Window* pRealParent = nullptr;
+    if( ! mpWindowImpl->mbVisible )
+    {
+        vcl::Window* pTempParent = ImplGetDefaultWindow();
+        pTempParent->EnableChildTransparentMode();
+        pRealParent = GetParent();
+        SetParent( pTempParent );
+        // trigger correct visibility flags for children
+        Show();
+        Hide();
+    }
+
+    bool bVisible = mpWindowImpl->mbVisible;
+    mpWindowImpl->mbVisible = true;
+
+    if( mpWindowImpl->mpBorderWindow )
+        mpWindowImpl->mpBorderWindow->ImplPaintToDevice( pDev, rPos );
+    else
+        ImplPaintToDevice( pDev, rPos );
+
+    mpWindowImpl->mbVisible = bVisible;
+
+    if( pRealParent )
+        SetParent( pRealParent );
+}
+
+void Window::Erase(vcl::RenderContext& rRenderContext)
+{
+    if (!GetOutDev()->IsDeviceOutputNecessary() || GetOutDev()->ImplIsRecordLayout())
+        return;
+
+    bool bNativeOK = false;
+
+    ControlPart aCtrlPart = ImplGetWindowImpl()->mnNativeBackground;
+
+    if (aCtrlPart == ControlPart::Entire && IsControlBackground())
+    {
+        // nothing to do here; background is drawn in corresponding drawNativeControl implementation
+        bNativeOK = true;
+    }
+    else if (aCtrlPart != ControlPart::NONE && ! IsControlBackground())
+    {
+        tools::Rectangle aCtrlRegion(Point(), GetOutputSizePixel());
+        ControlState nState = ControlState::NONE;
+
+        if (IsEnabled())
+            nState |= ControlState::ENABLED;
+
+        bNativeOK = rRenderContext.DrawNativeControl(ControlType::WindowBackground, aCtrlPart, aCtrlRegion,
+                                                     nState, ImplControlValue(), OUString());
+    }
+
+    if (GetOutDev()->mbBackground && !bNativeOK)
+    {
+        RasterOp eRasterOp = GetOutDev()->GetRasterOp();
+        if (eRasterOp != RasterOp::OverPaint)
+            GetOutDev()->SetRasterOp(RasterOp::OverPaint);
+        rRenderContext.DrawWallpaper(0, 0, GetOutDev()->mnOutWidth, GetOutDev()->mnOutHeight, GetOutDev()->maBackground);
+        if (eRasterOp != RasterOp::OverPaint)
+            rRenderContext.SetRasterOp(eRasterOp);
+    }
+
+    if (GetOutDev()->mpAlphaVDev)
+        GetOutDev()->mpAlphaVDev->Erase();
+}
+
+void Window::ImplScroll( const tools::Rectangle& rRect,
+                         tools::Long nHorzScroll, tools::Long nVertScroll, ScrollFlags nFlags )
+{
+    if ( !GetOutDev()->IsDeviceOutputNecessary() )
+        return;
+
+    nHorzScroll = GetOutDev()->ImplLogicWidthToDevicePixel( nHorzScroll );
+    nVertScroll = GetOutDev()->ImplLogicHeightToDevicePixel( nVertScroll );
+
+    if ( !nHorzScroll && !nVertScroll )
+        return;
+
+    // There will be no CopyArea() call below, so invalidate the whole visible
+    // area, not only the smaller one that was just scrolled in.
+    // Do this when we have a double buffer anyway, or (tdf#152094) the device has a map mode enabled which
+    // makes the conversion to pixel inaccurate
+    const bool bCopyExistingAreaAndElideInvalidate = !SupportsDoubleBuffering() && !GetOutDev()->IsMapModeEnabled();
+
+    if ( mpWindowImpl->mpCursor )
+        mpWindowImpl->mpCursor->ImplSuspend();
+
+    ScrollFlags nOrgFlags = nFlags;
+    if ( !(nFlags & (ScrollFlags::Children | ScrollFlags::NoChildren)) )
+    {
+        if ( GetStyle() & WB_CLIPCHILDREN )
+            nFlags |= ScrollFlags::NoChildren;
+        else
+            nFlags |= ScrollFlags::Children;
+    }
+
+    vcl::Region  aInvalidateRegion;
+    bool    bScrollChildren(nFlags & ScrollFlags::Children);
+
+    if ( !mpWindowImpl->mpFirstChild )
+        bScrollChildren = false;
+
+    OutputDevice *pOutDev = GetOutDev();
+
+    // RTL: check if this window requires special action
+    bool bReMirror = GetOutDev()->ImplIsAntiparallel();
+
+    tools::Rectangle aRectMirror( rRect );
+    if( bReMirror )
+    {
+        //  make sure the invalidate region of this window is
+        // computed in the same coordinate space as the one from the overlap windows
+        pOutDev->ReMirror( aRectMirror );
+    }
+
+    // adapt paint areas
+    ImplMoveAllInvalidateRegions( aRectMirror, nHorzScroll, nVertScroll, bScrollChildren );
+
+    ImplCalcOverlapRegion( aRectMirror, aInvalidateRegion, !bScrollChildren, false );
+
+    // if the scrolling on the device is performed in the opposite direction
+    // then move the overlaps in that direction to compute the invalidate region
+    // on the correct side, i.e., revert nHorzScroll
+    if (!aInvalidateRegion.IsEmpty())
+    {
+        aInvalidateRegion.Move(bReMirror ? -nHorzScroll : nHorzScroll, nVertScroll);
+    }
+
+    tools::Rectangle aDestRect(aRectMirror);
+    aDestRect.Move(bReMirror ? -nHorzScroll : nHorzScroll, nVertScroll);
+    vcl::Region aWinInvalidateRegion(aRectMirror);
+    if (bCopyExistingAreaAndElideInvalidate)
+        aWinInvalidateRegion.Exclude(aDestRect);
+
+    aInvalidateRegion.Union(aWinInvalidateRegion);
+
+    vcl::Region aRegion( GetOutputRectPixel() );
+    if ( nFlags & ScrollFlags::Clip )
+        aRegion.Intersect( rRect );
+    if ( mpWindowImpl->mbWinRegion )
+        aRegion.Intersect( GetOutDev()->ImplPixelToDevicePixel( mpWindowImpl->maWinRegion ) );
+
+    aRegion.Exclude( aInvalidateRegion );
+
+    ImplClipBoundaries( aRegion, false, true );
+    if ( !bScrollChildren )
+    {
+        if ( nOrgFlags & ScrollFlags::NoChildren )
+            ImplClipAllChildren( aRegion );
+        else
+            ImplClipChildren( aRegion );
+    }
+    if ( GetOutDev()->mbClipRegion && (nFlags & ScrollFlags::UseClipRegion) )
+        aRegion.Intersect( GetOutDev()->maRegion );
+    if ( !aRegion.IsEmpty() )
+    {
+        if ( mpWindowImpl->mpWinData )
+        {
+            if ( mpWindowImpl->mbFocusVisible )
+                ImplInvertFocus( *mpWindowImpl->mpWinData->mpFocusRect );
+            if ( mpWindowImpl->mbTrackVisible && (mpWindowImpl->mpWinData->mnTrackFlags & ShowTrackFlags::TrackWindow) )
+                InvertTracking( *mpWindowImpl->mpWinData->mpTrackRect, mpWindowImpl->mpWinData->mnTrackFlags );
+        }
+#ifndef IOS
+        // This seems completely unnecessary with tiled rendering, and
+        // causes the "AquaSalGraphics::copyArea() for non-layered
+        // graphics" message. Presumably we should bypass this on all
+        // platforms when dealing with a "window" that uses tiled
+        // rendering at the moment. Unclear how to figure that out,
+        // though. Also unclear whether we actually could just not
+        // create a "frame window", whatever that exactly is, in the
+        // tiled rendering case, or at least for platforms where tiles
+        // rendering is all there is.
+
+        SalGraphics* pGraphics = ImplGetFrameGraphics();
+        // The invalidation area contains the area what would be copied here,
+        // so avoid copying in case of double buffering.
+        if (pGraphics && bCopyExistingAreaAndElideInvalidate)
+        {
+            if( bReMirror )
+            {
+                pOutDev->ReMirror( aRegion );
+            }
+
+            pOutDev->SelectClipRegion( aRegion, pGraphics );
+            pGraphics->CopyArea( rRect.Left()+nHorzScroll, rRect.Top()+nVertScroll,
+                                 rRect.Left(), rRect.Top(),
+                                 rRect.GetWidth(), rRect.GetHeight(),
+                                 *GetOutDev() );
+        }
+#endif
+        if ( mpWindowImpl->mpWinData )
+        {
+            if ( mpWindowImpl->mbFocusVisible )
+                ImplInvertFocus( *mpWindowImpl->mpWinData->mpFocusRect );
+            if ( mpWindowImpl->mbTrackVisible && (mpWindowImpl->mpWinData->mnTrackFlags & ShowTrackFlags::TrackWindow) )
+                InvertTracking( *mpWindowImpl->mpWinData->mpTrackRect, mpWindowImpl->mpWinData->mnTrackFlags );
+        }
+    }
+
+    if ( !aInvalidateRegion.IsEmpty() )
+    {
+        // RTL: the invalidate region for this windows is already computed in frame coordinates
+        // so it has to be re-mirrored before calling the Paint-handler
+        mpWindowImpl->mnPaintFlags |= ImplPaintFlags::CheckRtl;
+
+        if ( !bScrollChildren )
+        {
+            if ( nOrgFlags & ScrollFlags::NoChildren )
+                ImplClipAllChildren( aInvalidateRegion );
+            else
+                ImplClipChildren( aInvalidateRegion );
+        }
+        ImplInvalidateFrameRegion( &aInvalidateRegion, InvalidateFlags::Children );
+    }
+
+    if ( bScrollChildren )
+    {
+        vcl::Window* pWindow = mpWindowImpl->mpFirstChild;
+        while ( pWindow )
+        {
+            Point aPos = pWindow->GetPosPixel();
+            aPos += Point( nHorzScroll, nVertScroll );
+            pWindow->SetPosPixel( aPos );
+
+            pWindow = pWindow->mpWindowImpl->mpNext;
+        }
+    }
+
+    if ( nFlags & ScrollFlags::Update )
+        PaintImmediately();
+
+    if ( mpWindowImpl->mpCursor )
+        mpWindowImpl->mpCursor->ImplResume();
+}
+
+} /* namespace vcl */
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/printdlg.cxx b/vcl/source/window/printdlg.cxx
new file mode 100644
index 000000000..c50bd3ae3
--- /dev/null
+++ b/vcl/source/window/printdlg.cxx
@@ -0,0 +1,2267 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <o3tl/safeint.hxx>
+#include <sal/log.hxx>
+#include <osl/diagnose.h>
+#include <rtl/ustrbuf.hxx>
+#include <unotools/localedatawrapper.hxx>
+#include <officecfg/Office/Common.hxx>
+
+#include <vcl/QueueInfo.hxx>
+#include <vcl/commandevent.hxx>
+#include <vcl/decoview.hxx>
+#include <vcl/help.hxx>
+#include <vcl/naturalsort.hxx>
+#include <vcl/print.hxx>
+#include <vcl/printer/Options.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/virdev.hxx>
+#include <vcl/wall.hxx>
+#include <vcl/weldutils.hxx>
+#include <vcl/windowstate.hxx>
+
+#include <bitmaps.hlst>
+#include <configsettings.hxx>
+#include <printdlg.hxx>
+#include <strings.hrc>
+#include <svdata.hxx>
+
+#include <com/sun/star/beans/PropertyValue.hpp>
+
+using namespace vcl;
+using namespace com::sun::star;
+using namespace com::sun::star::uno;
+using namespace com::sun::star::lang;
+using namespace com::sun::star::container;
+using namespace com::sun::star::beans;
+
+enum
+{
+    ORIENTATION_AUTOMATIC,
+    ORIENTATION_PORTRAIT,
+    ORIENTATION_LANDSCAPE
+};
+
+namespace {
+   bool lcl_ListBoxCompare( const OUString& rStr1, const OUString& rStr2 )
+   {
+       return vcl::NaturalSortCompare( rStr1, rStr2 ) < 0;
+   }
+}
+
+PrintDialog::PrintPreviewWindow::PrintPreviewWindow(PrintDialog* pDialog)
+    : mpDialog(pDialog)
+    , maOrigSize( 10, 10 )
+    , mnDPIX(Application::GetDefaultDevice()->GetDPIX())
+    , mnDPIY(Application::GetDefaultDevice()->GetDPIY())
+    , mbGreyscale( false )
+{
+}
+
+PrintDialog::PrintPreviewWindow::~PrintPreviewWindow()
+{
+}
+
+void PrintDialog::PrintPreviewWindow::Resize()
+{
+    Size aNewSize(GetOutputSizePixel());
+    tools::Long nTextHeight = GetDrawingArea()->get_text_height();
+    // leave small space for decoration
+    aNewSize.AdjustWidth( -(nTextHeight + 2) );
+    aNewSize.AdjustHeight( -(nTextHeight + 2) );
+    Size aScaledSize;
+    double fScale = 1.0;
+
+    // #i106435# catch corner case of Size(0,0)
+    Size aOrigSize( maOrigSize );
+    if( aOrigSize.Width() < 1 )
+        aOrigSize.setWidth( aNewSize.Width() );
+    if( aOrigSize.Height() < 1 )
+        aOrigSize.setHeight( aNewSize.Height() );
+    if( aOrigSize.Width() > aOrigSize.Height() )
+    {
+        aScaledSize = Size( aNewSize.Width(), aNewSize.Width() * aOrigSize.Height() / aOrigSize.Width() );
+        if( aScaledSize.Height() > aNewSize.Height() )
+            fScale = double(aNewSize.Height())/double(aScaledSize.Height());
+    }
+    else
+    {
+        aScaledSize = Size( aNewSize.Height() * aOrigSize.Width() / aOrigSize.Height(), aNewSize.Height() );
+        if( aScaledSize.Width() > aNewSize.Width() )
+            fScale = double(aNewSize.Width())/double(aScaledSize.Width());
+    }
+    aScaledSize.setWidth( tools::Long(aScaledSize.Width()*fScale) );
+    aScaledSize.setHeight( tools::Long(aScaledSize.Height()*fScale) );
+
+    maPreviewSize = aScaledSize;
+
+    // check and evtl. recreate preview bitmap
+    preparePreviewBitmap();
+}
+
+void PrintDialog::PrintPreviewWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle&)
+{
+    rRenderContext.Push();
+    weld::SetPointFont(rRenderContext, rRenderContext.GetSettings().GetStyleSettings().GetLabelFont());
+
+    rRenderContext.SetBackground(Wallpaper(Application::GetSettings().GetStyleSettings().GetDialogColor()));
+    rRenderContext.Erase();
+
+    auto nTextHeight = rRenderContext.GetTextHeight();
+    Size aSize(GetOutputSizePixel());
+    Point aOffset((aSize.Width()  - maPreviewSize.Width()  + nTextHeight) / 2,
+                  (aSize.Height() - maPreviewSize.Height() + nTextHeight) / 2);
+
+    // horizontal line
+    {
+        auto nWidth = rRenderContext.GetTextWidth(maHorzText);
+
+        auto nStart = aOffset.X() + (maPreviewSize.Width() - nWidth) / 2;
+        rRenderContext.DrawText(Point(nStart, aOffset.Y() - nTextHeight), maHorzText, 0, maHorzText.getLength());
+
+        DecorationView aDecoView(&rRenderContext);
+        auto nTop = aOffset.Y() - (nTextHeight / 2);
+        aDecoView.DrawSeparator(Point(aOffset.X(), nTop), Point(nStart - 2, nTop), false);
+        aDecoView.DrawSeparator(Point(nStart + nWidth + 2, nTop), Point(aOffset.X() + maPreviewSize.Width(), nTop), false);
+    }
+
+    // vertical line
+    {
+        rRenderContext.Push(PushFlags::FONT);
+        vcl::Font aFont(rRenderContext.GetFont());
+        aFont.SetOrientation(900_deg10);
+        rRenderContext.SetFont(aFont);
+
+        auto nLeft = aOffset.X() - nTextHeight;
+
+        auto nWidth = rRenderContext.GetTextWidth(maVertText);
+        auto nStart = aOffset.Y() + (maPreviewSize.Height() + nWidth) / 2;
+
+        rRenderContext.DrawText(Point(nLeft, nStart), maVertText, 0, maVertText.getLength());
+
+        DecorationView aDecoView(&rRenderContext);
+        nLeft = aOffset.X() - (nTextHeight / 2);
+        aDecoView.DrawSeparator(Point(nLeft, aOffset.Y()), Point(nLeft, nStart - nWidth - 2), true);
+        aDecoView.DrawSeparator(Point(nLeft, nStart + 2), Point(nLeft, aOffset.Y() + maPreviewSize.Height()), true);
+
+        rRenderContext.Pop();
+    }
+
+    if (!maReplacementString.isEmpty())
+    {
+        // replacement is active
+        tools::Rectangle aTextRect(aOffset + Point(2, 2), Size(maPreviewSize.Width() - 4, maPreviewSize.Height() - 4));
+        rRenderContext.DrawText(aTextRect, maReplacementString,
+                                DrawTextFlags::Center | DrawTextFlags::VCenter |
+                                DrawTextFlags::WordBreak | DrawTextFlags::MultiLine);
+    }
+    else
+    {
+        BitmapEx aPreviewBitmap(maPreviewBitmap);
+
+        // This explicit force-to-scale allows us to get the
+        // mentioned best quality here. Unfortunately this is
+        // currently not sure when using just ::DrawBitmap with
+        // a defined size or ::DrawOutDev
+        aPreviewBitmap.Scale(maPreviewSize, BmpScaleFlag::BestQuality);
+        rRenderContext.DrawBitmapEx(aOffset, aPreviewBitmap);
+    }
+
+    tools::Rectangle aFrameRect(aOffset + Point(-1, -1), Size(maPreviewSize.Width() + 2, maPreviewSize.Height() + 2));
+    DecorationView aDecorationView(&rRenderContext);
+    aDecorationView.DrawFrame(aFrameRect, DrawFrameStyle::Group);
+
+    rRenderContext.Pop();
+}
+
+bool PrintDialog::PrintPreviewWindow::Command( const CommandEvent& rEvt )
+{
+    if( rEvt.GetCommand() == CommandEventId::Wheel )
+    {
+        const CommandWheelData* pWheelData = rEvt.GetWheelData();
+        if(pWheelData->GetDelta() > 0)
+            mpDialog->previewForward();
+        else if (pWheelData->GetDelta() < 0)
+            mpDialog->previewBackward();
+        return true;
+    }
+    return CustomWidgetController::Command(rEvt);
+}
+
+void PrintDialog::PrintPreviewWindow::setPreview( const GDIMetaFile& i_rNewPreview,
+                                                  const Size& i_rOrigSize,
+                                                  std::u16string_view i_rPaperName,
+                                                  const OUString& i_rReplacement,
+                                                  sal_Int32 i_nDPIX,
+                                                  sal_Int32 i_nDPIY,
+                                                  bool i_bGreyscale
+                                                 )
+{
+    maMtf = i_rNewPreview;
+    mnDPIX = i_nDPIX;
+    mnDPIY = i_nDPIY;
+    maOrigSize = i_rOrigSize;
+    maReplacementString = i_rReplacement;
+    mbGreyscale = i_bGreyscale;
+
+    // use correct measurements
+    const LocaleDataWrapper& rLocWrap(Application::GetSettings().GetLocaleDataWrapper());
+    o3tl::Length eUnit = o3tl::Length::mm;
+    int nDigits = 0;
+    if( rLocWrap.getMeasurementSystemEnum() == MeasurementSystem::US )
+    {
+        eUnit = o3tl::Length::in100;
+        nDigits = 2;
+    }
+    Size aLogicPaperSize(o3tl::convert(i_rOrigSize, o3tl::Length::mm100, eUnit));
+    OUString aNumText( rLocWrap.getNum( aLogicPaperSize.Width(), nDigits ) );
+    OUStringBuffer aBuf;
+    aBuf.append( aNumText + " " );
+    aBuf.appendAscii( eUnit == o3tl::Length::mm ? "mm" : "in" );
+    if( !i_rPaperName.empty() )
+    {
+        aBuf.append( " (" );
+        aBuf.append( i_rPaperName );
+        aBuf.append( ')' );
+    }
+    maHorzText = aBuf.makeStringAndClear();
+
+    aNumText = rLocWrap.getNum( aLogicPaperSize.Height(), nDigits );
+    aBuf.append( aNumText + " " );
+    aBuf.appendAscii( eUnit == o3tl::Length::mm ? "mm" : "in" );
+    maVertText = aBuf.makeStringAndClear();
+
+    // We have a new Metafile and evtl. a new page, so we need to reset
+    // the PreviewBitmap to force new creation
+    maPreviewBitmap = Bitmap();
+
+    // sets/calculates e.g. maPreviewSize
+    // also triggers preparePreviewBitmap()
+    Resize();
+
+    Invalidate();
+}
+
+void PrintDialog::PrintPreviewWindow::preparePreviewBitmap()
+{
+    if(maPreviewSize.IsEmpty())
+    {
+        // not yet fully initialized, no need to prepare anything
+        return;
+    }
+
+    // define an allowed number of pixels, also see
+    // defaults for primitive renderers and similar. This
+    // might be centralized and made dependent of 32/64bit
+    const sal_uInt32 nMaxSquarePixels(500000);
+
+    // check how big (squarePixels) the preview is currently (with
+    // max value of MaxSquarePixels)
+    const sal_uInt32 nCurrentSquarePixels(
+        std::min(
+            nMaxSquarePixels,
+            static_cast<sal_uInt32>(maPreviewBitmap.GetSizePixel().getWidth())
+            * static_cast<sal_uInt32>(maPreviewBitmap.GetSizePixel().getHeight())));
+
+    // check how big (squarePixels) the preview needs to be (with
+    // max value of MaxSquarePixels)
+    const sal_uInt32 nRequiredSquarePixels(
+        std::min(
+            nMaxSquarePixels,
+            static_cast<sal_uInt32>(maPreviewSize.getWidth())
+            * static_cast<sal_uInt32>(maPreviewSize.getHeight())));
+
+    // check if preview is big enough. Use a scaling value in
+    // the comparison to not get bigger at the last possible moment
+    // what may look awkward and pixelated (again). This means
+    // to use a percentage value - if we have at least
+    // that value of required pixels, we are good.
+    static const double fPreventAwkwardFactor(1.35); // 35%
+    if(nCurrentSquarePixels >= static_cast<sal_uInt32>(nRequiredSquarePixels * fPreventAwkwardFactor))
+    {
+        // at this place we also could add a mechanism to let the preview
+        // bitmap 'shrink' again if it is currently 'too big' -> bigger
+        // than required. I think this is not necessary for now.
+
+        // already sufficient, done.
+        return;
+    }
+
+    // check if we have enough square pixels e.g for 8x8 pixels
+    if(nRequiredSquarePixels < 64)
+    {
+        // too small preview - let it empty
+        return;
+    }
+
+    // Calculate nPlannedSquarePixels which is the required size
+    // expanded by a percentage (with max value of MaxSquarePixels)
+    static const double fExtraSpaceFactor(1.65); // 65%
+    const sal_uInt32 nPlannedSquarePixels(
+        std::min(
+            nMaxSquarePixels,
+            static_cast<sal_uInt32>(maPreviewSize.getWidth() * fExtraSpaceFactor)
+            * static_cast<sal_uInt32>(maPreviewSize.getHeight() * fExtraSpaceFactor)));
+
+    // calculate back new width and height - it might have been
+    // truncated by MaxSquarePixels.
+    // We know that w*h == nPlannedSquarePixels and w/h == ratio
+    const double fRatio(static_cast<double>(maPreviewSize.getWidth()) / static_cast<double>(maPreviewSize.getHeight()));
+    const double fNewWidth(sqrt(static_cast<double>(nPlannedSquarePixels) * fRatio));
+    const double fNewHeight(sqrt(static_cast<double>(nPlannedSquarePixels) / fRatio));
+    const Size aScaledSize(basegfx::fround(fNewWidth), basegfx::fround(fNewHeight));
+
+    // check if this eventual maximum is already reached
+    // due to having hit the MaxSquarePixels. Due to using
+    // an integer AspectRatio, we cannot make a numeric exact
+    // comparison - we need to compare if we are close
+    const double fScaledSizeSquare(static_cast<double>(aScaledSize.getWidth() * aScaledSize.getHeight()));
+    const double fPreviewSizeSquare(static_cast<double>(maPreviewBitmap.GetSizePixel().getWidth() * maPreviewBitmap.GetSizePixel().getHeight()));
+
+    // test as equal up to 0.1% (0.001)
+    if(fPreviewSizeSquare != 0.0 && fabs((fScaledSizeSquare / fPreviewSizeSquare) - 1.0) < 0.001)
+    {
+        // maximum is reached, avoid bigger scaling
+        return;
+    }
+
+    // create temporary VDev with requested Size and DPI.
+    // CAUTION: DPI *is* important here - it DIFFERS from 75x75, usually 600x600 is used
+    ScopedVclPtrInstance<VirtualDevice> pPrerenderVDev(*Application::GetDefaultDevice());
+    pPrerenderVDev->SetOutputSizePixel(aScaledSize, false);
+    pPrerenderVDev->SetReferenceDevice( mnDPIX, mnDPIY );
+
+    // calculate needed Scale for Metafile (using Size and DPI from VDev)
+    Size aLogicSize( pPrerenderVDev->PixelToLogic( pPrerenderVDev->GetOutputSizePixel(), MapMode( MapUnit::Map100thMM ) ) );
+    Size aOrigSize( maOrigSize );
+    if( aOrigSize.Width() < 1 )
+        aOrigSize.setWidth( aLogicSize.Width() );
+    if( aOrigSize.Height() < 1 )
+        aOrigSize.setHeight( aLogicSize.Height() );
+    double fScale = double(aLogicSize.Width())/double(aOrigSize.Width());
+
+    // tdf#141761
+    // The display quality of the Preview is pretty ugly when
+    // FormControls are used. I made a deep-dive why this happens,
+    // and in principle the reason is the Mteafile::Scale used
+    // below. Since Metafile actions are integer, that floating point
+    // scale leads to rounding errors that make the lines painting
+    // the FormControls disappear in the surrounding ClipRegions.
+    // That Scale cannot be avoided since the Metafile contains it's
+    // own SetMapMode commands which *will* be executed on ::Play,
+    // so the ::Scale is the only possibility fr Metafile currently:
+    // Giving a Size as parameter in ::Play will *not* work due to
+    // the relativeMapMode that gets created will fail on
+    // ::SetMapMode actions in the Metafile - and FormControls DO
+    // use ::SetMapMode(MapPixel).
+    // This can only be solved better in the future using Primitives
+    // which would allow any scale by embedding to a Transformation,
+    // but that would be a bigger rework.
+    // Until then, use this little 'trick' to improve quality.
+    // It uses the fact to empirically having tested that the quality
+    // gets really bad for FormControls starting by a scale factor
+    // smaller than 0.2 - that makes the ClipRegion overlap start.
+    // So - for now - try not to go below that.
+    static const double fMinimumScale(0.2);
+    double fFactor(0.0);
+    if(fScale < fMinimumScale)
+    {
+        fFactor = fMinimumScale / fScale;
+        fScale = fMinimumScale;
+
+        double fWidth(aScaledSize.getWidth() * fFactor);
+        double fHeight(aScaledSize.getHeight() * fFactor);
+        const double fNewNeededPixels(fWidth * fHeight);
+
+        // to not risk using too big bitmaps and running into
+        // memory problems, still limit to a useful factor is
+        // necessary, also empirically estimated to
+        // avoid the quality from collapsing (using a direct
+        // in-between , ceil'd result)
+        static const double fMaximumQualitySquare(1396221.0);
+
+        if(fNewNeededPixels > fMaximumQualitySquare)
+        {
+            const double fCorrection(fMaximumQualitySquare/fNewNeededPixels);
+            fWidth *= fCorrection;
+            fHeight *= fCorrection;
+            fScale *= fCorrection;
+        }
+
+        const Size aScaledSize2(basegfx::fround(fWidth), basegfx::fround(fHeight));
+        pPrerenderVDev->SetOutputSizePixel(aScaledSize2, false);
+        aLogicSize = pPrerenderVDev->PixelToLogic( aScaledSize2, MapMode( MapUnit::Map100thMM ) );
+    }
+
+    pPrerenderVDev->EnableOutput();
+    pPrerenderVDev->SetBackground( Wallpaper(COL_WHITE) );
+    pPrerenderVDev->Erase();
+    pPrerenderVDev->SetMapMode(MapMode(MapUnit::Map100thMM));
+    if( mbGreyscale )
+        pPrerenderVDev->SetDrawMode( pPrerenderVDev->GetDrawMode() |
+                                ( DrawModeFlags::GrayLine | DrawModeFlags::GrayFill | DrawModeFlags::GrayText |
+                                  DrawModeFlags::GrayBitmap | DrawModeFlags::GrayGradient ) );
+
+    // Copy, Scale and Paint Metafile
+    GDIMetaFile aMtf( maMtf );
+    aMtf.WindStart();
+    aMtf.Scale( fScale, fScale );
+    aMtf.WindStart();
+    aMtf.Play(*pPrerenderVDev, Point(0, 0), aLogicSize);
+
+    pPrerenderVDev->SetMapMode(MapMode(MapUnit::MapPixel));
+    maPreviewBitmap = pPrerenderVDev->GetBitmapEx(Point(0, 0), pPrerenderVDev->GetOutputSizePixel());
+
+    if(0.0 != fFactor)
+    {
+        // Correct to needed size, BmpScaleFlag::Interpolate is acceptable,
+        // but BmpScaleFlag::BestQuality is just better. In case of time
+        // constraints, change to Interpolate would be possible
+        maPreviewBitmap.Scale(aScaledSize, BmpScaleFlag::BestQuality);
+    }
+}
+
+PrintDialog::ShowNupOrderWindow::ShowNupOrderWindow()
+    : mnOrderMode( NupOrderType::LRTB )
+    , mnRows( 1 )
+    , mnColumns( 1 )
+{
+}
+
+void PrintDialog::ShowNupOrderWindow::SetDrawingArea(weld::DrawingArea* pDrawingArea)
+{
+    Size aSize(70, 70);
+    pDrawingArea->set_size_request(aSize.Width(), aSize.Height());
+    CustomWidgetController::SetDrawingArea(pDrawingArea);
+    SetOutputSizePixel(aSize);
+}
+
+void PrintDialog::ShowNupOrderWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& /*i_rRect*/)
+{
+    rRenderContext.SetMapMode(MapMode(MapUnit::MapPixel));
+    rRenderContext.SetTextColor(rRenderContext.GetSettings().GetStyleSettings().GetFieldTextColor());
+    rRenderContext.SetBackground(Wallpaper(Application::GetSettings().GetStyleSettings().GetFieldColor()));
+    rRenderContext.Erase();
+
+    int nPages = mnRows * mnColumns;
+    Font aFont(rRenderContext.GetSettings().GetStyleSettings().GetFieldFont());
+    aFont.SetFontSize(Size(0, 24));
+    rRenderContext.SetFont(aFont);
+    Size aSampleTextSize(rRenderContext.GetTextWidth(OUString::number(nPages + 1)), rRenderContext.GetTextHeight());
+    Size aOutSize(GetOutputSizePixel());
+    Size aSubSize(aOutSize.Width() / mnColumns, aOutSize.Height() / mnRows);
+    // calculate font size: shrink the sample text so it fits
+    double fX = double(aSubSize.Width()) / double(aSampleTextSize.Width());
+    double fY = double(aSubSize.Height()) / double(aSampleTextSize.Height());
+    double fScale = (fX < fY) ? fX : fY;
+    tools::Long nFontHeight = tools::Long(24.0 * fScale) - 3;
+    if (nFontHeight < 5)
+        nFontHeight = 5;
+    aFont.SetFontSize(Size( 0, nFontHeight));
+    rRenderContext.SetFont(aFont);
+    tools::Long nTextHeight = rRenderContext.GetTextHeight();
+    for (int i = 0; i < nPages; i++)
+    {
+        OUString aPageText(OUString::number(i + 1));
+        int nX = 0, nY = 0;
+        switch (mnOrderMode)
+        {
+        case NupOrderType::LRTB:
+            nX = (i % mnColumns);
+            nY = (i / mnColumns);
+            break;
+        case NupOrderType::TBLR:
+            nX = (i / mnRows);
+            nY = (i % mnRows);
+            break;
+        case NupOrderType::RLTB:
+            nX = mnColumns - 1 - (i % mnColumns);
+            nY = (i / mnColumns);
+            break;
+        case NupOrderType::TBRL:
+            nX = mnColumns - 1 - (i / mnRows);
+            nY = (i % mnRows);
+            break;
+        }
+        Size aTextSize(rRenderContext.GetTextWidth(aPageText), nTextHeight);
+        int nDeltaX = (aSubSize.Width() - aTextSize.Width()) / 2;
+        int nDeltaY = (aSubSize.Height() - aTextSize.Height()) / 2;
+        rRenderContext.DrawText(Point(nX * aSubSize.Width() + nDeltaX,
+                                      nY * aSubSize.Height() + nDeltaY), aPageText);
+    }
+    DecorationView aDecorationView(&rRenderContext);
+    aDecorationView.DrawFrame(tools::Rectangle(Point(0, 0), aOutSize), DrawFrameStyle::Group);
+}
+
+Size const & PrintDialog::getJobPageSize()
+{
+    if( maFirstPageSize.IsEmpty() )
+    {
+        maFirstPageSize = maNupPortraitSize;
+        GDIMetaFile aMtf;
+        if( maPController->getPageCountProtected() > 0 )
+        {
+            PrinterController::PageSize aPageSize = maPController->getPageFile( 0, aMtf, true );
+            maFirstPageSize = aPageSize.aSize;
+        }
+    }
+    return maFirstPageSize;
+}
+
+PrintDialog::PrintDialog(weld::Window* i_pWindow, const std::shared_ptr<PrinterController>& i_rController)
+    : GenericDialogController(i_pWindow, "vcl/ui/printdialog.ui", "PrintDialog")
+    , maPController( i_rController )
+    , mxTabCtrl(m_xBuilder->weld_notebook("tabcontrol"))
+    , mxScrolledWindow(m_xBuilder->weld_scrolled_window("scrolledwindow"))
+    , mxPageLayoutFrame(m_xBuilder->weld_frame("layoutframe"))
+    , mxPrinters(m_xBuilder->weld_combo_box("printersbox"))
+    , mxStatusTxt(m_xBuilder->weld_label("status"))
+    , mxSetupButton(m_xBuilder->weld_button("setup"))
+    , mxCopyCountField(m_xBuilder->weld_spin_button("copycount"))
+    , mxCollateBox(m_xBuilder->weld_check_button("collate"))
+    , mxCollateImage(m_xBuilder->weld_image("collateimage"))
+    , mxPageRangeEdit(m_xBuilder->weld_entry("pagerange"))
+    , mxPageRangesRadioButton(m_xBuilder->weld_radio_button("rbRangePages"))
+    , mxPaperSidesBox(m_xBuilder->weld_combo_box("sidesbox"))
+    , mxSingleJobsBox(m_xBuilder->weld_check_button("singlejobs"))
+    , mxReverseOrderBox(m_xBuilder->weld_check_button("reverseorder"))
+    , mxOKButton(m_xBuilder->weld_button("ok"))
+    , mxCancelButton(m_xBuilder->weld_button("cancel"))
+    , mxHelpButton(m_xBuilder->weld_button("help"))
+    , mxMoreOptionsBtn(m_xBuilder->weld_button("moreoptionsbtn"))
+    , mxBackwardBtn(m_xBuilder->weld_button("backward"))
+    , mxForwardBtn(m_xBuilder->weld_button("forward"))
+    , mxFirstBtn(m_xBuilder->weld_button("btnFirst"))
+    , mxLastBtn(m_xBuilder->weld_button("btnLast"))
+    , mxPreviewBox(m_xBuilder->weld_check_button("previewbox"))
+    , mxNumPagesText(m_xBuilder->weld_label("totalnumpages"))
+    , mxPreview(new PrintPreviewWindow(this))
+    , mxPreviewWindow(new weld::CustomWeld(*m_xBuilder, "preview", *mxPreview))
+    , mxPageEdit(m_xBuilder->weld_entry("pageedit"))
+    , mxPagesBtn(m_xBuilder->weld_radio_button("pagespersheetbtn"))
+    , mxBrochureBtn(m_xBuilder->weld_radio_button("brochure"))
+    , mxPagesBoxTitleTxt(m_xBuilder->weld_label("pagespersheettxt"))
+    , mxNupPagesBox(m_xBuilder->weld_combo_box("pagespersheetbox"))
+    , mxNupNumPagesTxt(m_xBuilder->weld_label("pagestxt"))
+    , mxNupColEdt(m_xBuilder->weld_spin_button("pagecols"))
+    , mxNupTimesTxt(m_xBuilder->weld_label("by"))
+    , mxNupRowsEdt(m_xBuilder->weld_spin_button("pagerows"))
+    , mxPageMarginTxt1(m_xBuilder->weld_label("pagemargintxt1"))
+    , mxPageMarginEdt(m_xBuilder->weld_metric_spin_button("pagemarginsb", FieldUnit::MM))
+    , mxPageMarginTxt2(m_xBuilder->weld_label("pagemargintxt2"))
+    , mxSheetMarginTxt1(m_xBuilder->weld_label("sheetmargintxt1"))
+    , mxSheetMarginEdt(m_xBuilder->weld_metric_spin_button("sheetmarginsb", FieldUnit::MM))
+    , mxSheetMarginTxt2(m_xBuilder->weld_label("sheetmargintxt2"))
+    , mxPaperSizeBox(m_xBuilder->weld_combo_box("papersizebox"))
+    , mxOrientationBox(m_xBuilder->weld_combo_box("pageorientationbox"))
+    , mxNupOrderTxt(m_xBuilder->weld_label("labelorder"))
+    , mxNupOrderBox(m_xBuilder->weld_combo_box("orderbox"))
+    , mxNupOrder(new ShowNupOrderWindow)
+    , mxNupOrderWin(new weld::CustomWeld(*m_xBuilder, "orderpreview", *mxNupOrder))
+    , mxBorderCB(m_xBuilder->weld_check_button("bordercb"))
+    , mxRangeExpander(m_xBuilder->weld_expander("exRangeExpander"))
+    , mxLayoutExpander(m_xBuilder->weld_expander("exLayoutExpander"))
+    , mxCustom(m_xBuilder->weld_widget("customcontents"))
+    , maPrintToFileText( VclResId( SV_PRINT_TOFILE_TXT ) )
+    , maDefPrtText( VclResId( SV_PRINT_DEFPRT_TXT ) )
+    , maNoPageStr( VclResId( SV_PRINT_NOPAGES ) )
+    , maNoPreviewStr( VclResId( SV_PRINT_NOPREVIEW ) )
+    , mnCurPage( 0 )
+    , mnCachedPages( 0 )
+    , mbCollateAlwaysOff(false)
+    , mbShowLayoutFrame( true )
+    , maUpdatePreviewIdle("Print Dialog Update Preview Idle")
+    , maUpdatePreviewNoCacheIdle("Print Dialog Update Preview (no cache) Idle")
+{
+    // save printbutton text, gets exchanged occasionally with print to file
+    maPrintText = mxOKButton->get_label();
+
+    maPageStr = mxNumPagesText->get_label();
+
+    Printer::updatePrinters();
+
+    mxPrinters->append_text(maPrintToFileText);
+    // fill printer listbox
+    std::vector< OUString > rQueues( Printer::GetPrinterQueues() );
+    std::sort( rQueues.begin(), rQueues.end(), lcl_ListBoxCompare );
+    for( const auto& rQueue : rQueues )
+    {
+        mxPrinters->append_text(rQueue);
+    }
+    // select current printer
+    if (mxPrinters->find_text(maPController->getPrinter()->GetName()) != -1)
+        mxPrinters->set_active_text(maPController->getPrinter()->GetName());
+    else
+    {
+        // fall back to last printer
+        SettingsConfigItem* pItem = SettingsConfigItem::get();
+        OUString aValue( pItem->getValue( "PrintDialog",
+                                        "LastPrinter" ) );
+        if (mxPrinters->find_text(aValue) != -1)
+        {
+            mxPrinters->set_active_text(aValue);
+            maPController->setPrinter( VclPtrInstance<Printer>( aValue ) );
+        }
+        else
+        {
+            // fall back to default printer
+            mxPrinters->set_active_text(Printer::GetDefaultPrinterName());
+            maPController->setPrinter( VclPtrInstance<Printer>( Printer::GetDefaultPrinterName() ) );
+        }
+    }
+
+    // not printing to file
+    maPController->resetPrinterOptions( false );
+
+    // update the text fields for the printer
+    updatePrinterText();
+
+    // setup dependencies
+    checkControlDependencies();
+
+    // setup paper sides box
+    setupPaperSidesBox();
+
+    // set initial focus to "Number of copies"
+    mxCopyCountField->grab_focus();
+    mxCopyCountField->select_region(0, -1);
+
+    // setup sizes for N-Up
+    Size aNupSize( maPController->getPrinter()->PixelToLogic(
+                         maPController->getPrinter()->GetPaperSizePixel(), MapMode( MapUnit::Map100thMM ) ) );
+    if( maPController->getPrinter()->GetOrientation() == Orientation::Landscape )
+    {
+        maNupLandscapeSize = aNupSize;
+        // coverity[swapped_arguments : FALSE] - this is in the correct order
+        maNupPortraitSize = Size( aNupSize.Height(), aNupSize.Width() );
+    }
+    else
+    {
+        maNupPortraitSize = aNupSize;
+        // coverity[swapped_arguments : FALSE] - this is in the correct order
+        maNupLandscapeSize = Size( aNupSize.Height(), aNupSize.Width() );
+    }
+
+    maUpdatePreviewIdle.SetPriority(TaskPriority::POST_PAINT);
+    maUpdatePreviewIdle.SetInvokeHandler(LINK( this, PrintDialog, updatePreviewIdle));
+    maUpdatePreviewNoCacheIdle.SetPriority(TaskPriority::POST_PAINT);
+    maUpdatePreviewNoCacheIdle.SetInvokeHandler(LINK(this, PrintDialog, updatePreviewNoCacheIdle));
+
+    initFromMultiPageSetup( maPController->getMultipage() );
+
+    // setup optional UI options set by application
+    setupOptionalUI();
+
+    // hide layout frame if unwanted
+    mxPageLayoutFrame->set_visible(mbShowLayoutFrame);
+
+    // restore settings from last run
+    readFromSettings();
+
+    // setup click hdl
+    mxOKButton->connect_clicked(LINK(this, PrintDialog, ClickHdl));
+    mxCancelButton->connect_clicked(LINK(this, PrintDialog, ClickHdl));
+    mxHelpButton->connect_clicked(LINK(this, PrintDialog, ClickHdl));
+    mxSetupButton->connect_clicked( LINK( this, PrintDialog, ClickHdl ) );
+    mxBackwardBtn->connect_clicked(LINK(this, PrintDialog, ClickHdl));
+    mxForwardBtn->connect_clicked(LINK(this, PrintDialog, ClickHdl));
+    mxFirstBtn->connect_clicked(LINK(this, PrintDialog, ClickHdl));
+    mxLastBtn->connect_clicked( LINK( this, PrintDialog, ClickHdl ) );
+
+    // setup toggle hdl
+    mxReverseOrderBox->connect_toggled( LINK( this, PrintDialog, ToggleHdl ) );
+    mxCollateBox->connect_toggled( LINK( this, PrintDialog, ToggleHdl ) );
+    mxSingleJobsBox->connect_toggled( LINK( this, PrintDialog, ToggleHdl ) );
+    mxBrochureBtn->connect_toggled( LINK( this, PrintDialog, ToggleHdl ) );
+    mxPreviewBox->connect_toggled( LINK( this, PrintDialog, ToggleHdl ) );
+    mxBorderCB->connect_toggled( LINK( this, PrintDialog, ToggleHdl ) );
+
+    // setup select hdl
+    mxPrinters->connect_changed( LINK( this, PrintDialog, SelectHdl ) );
+    mxPaperSidesBox->connect_changed( LINK( this, PrintDialog, SelectHdl ) );
+    mxNupPagesBox->connect_changed( LINK( this, PrintDialog, SelectHdl ) );
+    mxOrientationBox->connect_changed( LINK( this, PrintDialog, SelectHdl ) );
+    mxNupOrderBox->connect_changed( LINK( this, PrintDialog, SelectHdl ) );
+    mxPaperSizeBox->connect_changed( LINK( this, PrintDialog, SelectHdl ) );
+
+    // setup modify hdl
+    mxPageEdit->connect_activate( LINK( this, PrintDialog, ActivateHdl ) );
+    mxPageEdit->connect_focus_out( LINK( this, PrintDialog, FocusOutHdl ) );
+    mxCopyCountField->connect_value_changed( LINK( this, PrintDialog, SpinModifyHdl ) );
+    mxNupColEdt->connect_value_changed( LINK( this, PrintDialog, SpinModifyHdl ) );
+    mxNupRowsEdt->connect_value_changed( LINK( this, PrintDialog, SpinModifyHdl ) );
+    mxPageMarginEdt->connect_value_changed( LINK( this, PrintDialog, MetricSpinModifyHdl ) );
+    mxSheetMarginEdt->connect_value_changed( LINK( this, PrintDialog, MetricSpinModifyHdl ) );
+
+    updateNupFromPages();
+
+    // tdf#129180 Delay setting the default value in the Paper Size list
+    // set paper sizes listbox
+    setPaperSizes();
+
+    mxRangeExpander->set_expanded(
+        officecfg::Office::Common::Print::Dialog::RangeSectionExpanded::get());
+    mxLayoutExpander->set_expanded(
+        officecfg::Office::Common::Print::Dialog::LayoutSectionExpanded::get());
+
+    // lock the dialog height, regardless of later expander state
+    mxScrolledWindow->set_size_request(
+        mxScrolledWindow->get_preferred_size().Width() + mxScrolledWindow->get_scroll_thickness(),
+        450);
+
+    m_xDialog->set_centered_on_parent(true);
+}
+
+PrintDialog::~PrintDialog()
+{
+    std::shared_ptr<comphelper::ConfigurationChanges> batch(comphelper::ConfigurationChanges::create());
+    officecfg::Office::Common::Print::Dialog::RangeSectionExpanded::set(mxRangeExpander->get_expanded(), batch);
+    officecfg::Office::Common::Print::Dialog::LayoutSectionExpanded::set(mxLayoutExpander->get_expanded(), batch);
+    batch->commit();
+}
+
+void PrintDialog::setupPaperSidesBox()
+{
+    DuplexMode eDuplex = maPController->getPrinter()->GetDuplexMode();
+
+    if ( eDuplex == DuplexMode::Unknown || isPrintToFile() )
+    {
+        mxPaperSidesBox->set_active( 0 );
+        mxPaperSidesBox->set_sensitive( false );
+    }
+    else
+    {
+        mxPaperSidesBox->set_active( static_cast<sal_Int32>(eDuplex) - 1 );
+        mxPaperSidesBox->set_sensitive( true );
+    }
+}
+
+void PrintDialog::storeToSettings()
+{
+    SettingsConfigItem* pItem = SettingsConfigItem::get();
+
+    pItem->setValue( "PrintDialog",
+                     "LastPrinter",
+                      isPrintToFile() ? Printer::GetDefaultPrinterName()
+                                      : mxPrinters->get_active_text() );
+
+    pItem->setValue( "PrintDialog",
+                     "LastPage",
+                     mxTabCtrl->get_tab_label_text(mxTabCtrl->get_current_page_ident()));
+
+    pItem->setValue( "PrintDialog",
+                     "WindowState",
+                     OStringToOUString(m_xDialog->get_window_state(WindowStateMask::All), RTL_TEXTENCODING_UTF8) );
+
+    pItem->setValue( "PrintDialog",
+                     "CopyCount",
+                     mxCopyCountField->get_text() );
+
+    pItem->setValue( "PrintDialog",
+                     "Collate",
+                     mxCollateBox->get_active() ? OUString("true") :
+                                                 OUString("false") );
+
+    pItem->setValue( "PrintDialog",
+                     "CollateSingleJobs",
+                     mxSingleJobsBox->get_active() ? OUString("true") :
+                                                     OUString("false") );
+
+    pItem->setValue( "PrintDialog",
+                     "HasPreview",
+                     hasPreview() ? OUString("true") :
+                                    OUString("false") );
+
+    pItem->Commit();
+}
+
+void PrintDialog::readFromSettings()
+{
+    SettingsConfigItem* pItem = SettingsConfigItem::get();
+
+    // read last selected tab page; if it exists, activate it
+    OUString aValue = pItem->getValue( "PrintDialog",
+                              "LastPage" );
+    sal_uInt16 nCount = mxTabCtrl->get_n_pages();
+    for (sal_uInt16 i = 0; i < nCount; ++i)
+    {
+        OString sPageId = mxTabCtrl->get_page_ident(i);
+        if (aValue == mxTabCtrl->get_tab_label_text(sPageId))
+        {
+            mxTabCtrl->set_current_page(sPageId);
+            break;
+        }
+    }
+
+    // persistent window state
+    aValue = pItem->getValue( "PrintDialog",
+                              "WindowState" );
+    if (!aValue.isEmpty())
+        m_xDialog->set_window_state(OUStringToOString(aValue, RTL_TEXTENCODING_UTF8));
+
+    // collate
+    aValue = pItem->getValue( "PrintDialog",
+                              "CollateBox" );
+    if( aValue.equalsIgnoreAsciiCase("alwaysoff") )
+    {
+        mbCollateAlwaysOff = true;
+        mxCollateBox->set_active( false );
+        mxCollateBox->set_sensitive( false );
+    }
+    else
+    {
+        mbCollateAlwaysOff = false;
+        aValue = pItem->getValue( "PrintDialog",
+                                  "Collate" );
+        mxCollateBox->set_active( aValue.equalsIgnoreAsciiCase("true") );
+    }
+
+    // collate single jobs
+    aValue = pItem->getValue( "PrintDialog",
+                              "CollateSingleJobs" );
+    mxSingleJobsBox->set_active(aValue.equalsIgnoreAsciiCase("true"));
+
+    // preview box
+    aValue = pItem->getValue( "PrintDialog",
+                              "HasPreview" );
+    if ( aValue.equalsIgnoreAsciiCase("false") )
+        mxPreviewBox->set_active( false );
+    else
+        mxPreviewBox->set_active( true );
+
+}
+
+void PrintDialog::setPaperSizes()
+{
+    mxPaperSizeBox->clear();
+
+    VclPtr<Printer> aPrt( maPController->getPrinter() );
+    mePaper = aPrt->GetPaper();
+
+    if ( isPrintToFile() )
+    {
+        mxPaperSizeBox->set_sensitive( false );
+    }
+    else
+    {
+        Size aSizeOfPaper = aPrt->GetSizeOfPaper();
+        PaperInfo aPaperInfo(aSizeOfPaper.getWidth(), aSizeOfPaper.getHeight());
+        const LocaleDataWrapper& rLocWrap(Application::GetSettings().GetLocaleDataWrapper());
+        o3tl::Length eUnit = o3tl::Length::mm;
+        int nDigits = 0;
+        if( rLocWrap.getMeasurementSystemEnum() == MeasurementSystem::US )
+        {
+            eUnit = o3tl::Length::in100;
+            nDigits = 2;
+        }
+        for (int nPaper = 0; nPaper < aPrt->GetPaperInfoCount(); nPaper++)
+        {
+            PaperInfo aInfo = aPrt->GetPaperInfo( nPaper );
+            aInfo.doSloppyFit(true);
+            Paper ePaper = aInfo.getPaper();
+
+            Size aSize = aPrt->GetPaperSize( nPaper );
+            Size aLogicPaperSize( o3tl::convert(aSize, o3tl::Length::mm100, eUnit) );
+
+            OUString aWidth( rLocWrap.getNum( aLogicPaperSize.Width(), nDigits ) );
+            OUString aHeight( rLocWrap.getNum( aLogicPaperSize.Height(), nDigits ) );
+            OUString aUnit = eUnit == o3tl::Length::mm ? OUString("mm") : OUString("in");
+            OUString aPaperName;
+
+            // Paper sizes that we don't know of but the system printer driver lists are not "User
+            // Defined". Displaying them as such is just confusing.
+            if (ePaper != PAPER_USER)
+                aPaperName = Printer::GetPaperName( ePaper ) + " ";
+
+            aPaperName += aWidth + aUnit + " x " + aHeight + aUnit;
+
+            mxPaperSizeBox->append_text(aPaperName);
+
+            if ( (ePaper != PAPER_USER && ePaper == mePaper) ||
+                 (ePaper == PAPER_USER && aInfo.sloppyEqual(aPaperInfo) ) )
+                 mxPaperSizeBox->set_active( nPaper );
+        }
+
+        mxPaperSizeBox->set_sensitive( true );
+    }
+}
+
+void PrintDialog::updatePrinterText()
+{
+    const OUString aDefPrt( Printer::GetDefaultPrinterName() );
+    const QueueInfo* pInfo = Printer::GetQueueInfo( mxPrinters->get_active_text(), true );
+    if( pInfo )
+    {
+        // FIXME: status text
+        OUString aStatus;
+        if( aDefPrt == pInfo->GetPrinterName() )
+            aStatus = maDefPrtText;
+        mxStatusTxt->set_label( aStatus );
+    }
+    else
+    {
+        mxStatusTxt->set_label( OUString() );
+    }
+}
+
+void PrintDialog::setPreviewText()
+{
+    OUString aNewText( maPageStr.replaceFirst( "%n", OUString::number( mnCachedPages ) ) );
+    mxNumPagesText->set_label( aNewText );
+}
+
+IMPL_LINK_NOARG(PrintDialog, updatePreviewIdle, Timer*, void)
+{
+    preparePreview(true);
+}
+
+IMPL_LINK_NOARG(PrintDialog, updatePreviewNoCacheIdle, Timer*, void)
+{
+    preparePreview(false);
+}
+
+void PrintDialog::preparePreview( bool i_bMayUseCache )
+{
+    VclPtr<Printer> aPrt( maPController->getPrinter() );
+    Size aCurPageSize = aPrt->PixelToLogic( aPrt->GetPaperSizePixel(), MapMode( MapUnit::Map100thMM ) );
+    // tdf#123076 Get paper size for the preview top label
+    mePaper = aPrt->GetPaper();
+    GDIMetaFile aMtf;
+
+    // page range may have changed depending on options
+    sal_Int32 nPages = maPController->getFilteredPageCount();
+    mnCachedPages = nPages;
+
+    setPreviewText();
+
+    if ( !hasPreview() )
+    {
+        mxPreview->setPreview( aMtf, aCurPageSize,
+                            Printer::GetPaperName( mePaper ),
+                            maNoPreviewStr,
+                            aPrt->GetDPIX(), aPrt->GetDPIY(),
+                            aPrt->GetPrinterOptions().IsConvertToGreyscales()
+                            );
+
+        mxForwardBtn->set_sensitive( false );
+        mxBackwardBtn->set_sensitive( false );
+        mxFirstBtn->set_sensitive( false );
+        mxLastBtn->set_sensitive( false );
+
+        mxPageEdit->set_sensitive( false );
+
+        return;
+    }
+
+    if( mnCurPage >= nPages )
+        mnCurPage = nPages-1;
+    if( mnCurPage < 0 )
+        mnCurPage = 0;
+    mxPageEdit->set_text(OUString::number(mnCurPage + 1));
+
+    if( nPages > 0 )
+    {
+        PrinterController::PageSize aPageSize =
+            maPController->getFilteredPageFile( mnCurPage, aMtf, i_bMayUseCache );
+        aCurPageSize = aPrt->PixelToLogic(aPrt->GetPaperSizePixel(), MapMode(MapUnit::Map100thMM));
+        if( ! aPageSize.bFullPaper )
+        {
+            const MapMode aMapMode( MapUnit::Map100thMM );
+            Point aOff( aPrt->PixelToLogic( aPrt->GetPageOffsetPixel(), aMapMode ) );
+            aMtf.Move( aOff.X(), aOff.Y() );
+        }
+        // tdf#150561: page size may have changed so sync mePaper with it
+        mePaper = aPrt->GetPaper();
+    }
+
+    mxPreview->setPreview( aMtf, aCurPageSize,
+                                Printer::GetPaperName( mePaper ),
+                                nPages > 0 ? OUString() : maNoPageStr,
+                                aPrt->GetDPIX(), aPrt->GetDPIY(),
+                                aPrt->GetPrinterOptions().IsConvertToGreyscales()
+                               );
+
+    mxForwardBtn->set_sensitive( mnCurPage < nPages-1 );
+    mxBackwardBtn->set_sensitive( mnCurPage != 0 );
+    mxFirstBtn->set_sensitive( mnCurPage != 0 );
+    mxLastBtn->set_sensitive( mnCurPage < nPages-1 );
+    mxPageEdit->set_sensitive( nPages > 1 );
+}
+
+void PrintDialog::updateOrientationBox( const bool bAutomatic )
+{
+    if ( !bAutomatic )
+    {
+        Orientation eOrientation = maPController->getPrinter()->GetOrientation();
+        mxOrientationBox->set_active( static_cast<sal_Int32>(eOrientation) + 1 );
+    }
+    else if ( hasOrientationChanged() )
+    {
+        mxOrientationBox->set_active( ORIENTATION_AUTOMATIC );
+    }
+}
+
+bool PrintDialog::hasOrientationChanged() const
+{
+    const int nOrientation = mxOrientationBox->get_active();
+    const Orientation eOrientation = maPController->getPrinter()->GetOrientation();
+
+    return (nOrientation == ORIENTATION_LANDSCAPE && eOrientation == Orientation::Portrait)
+        || (nOrientation == ORIENTATION_PORTRAIT && eOrientation == Orientation::Landscape);
+}
+
+// Always use this function to set paper orientation to make sure everything behaves well
+void PrintDialog::setPaperOrientation( Orientation eOrientation, bool fromUser )
+{
+    VclPtr<Printer> aPrt( maPController->getPrinter() );
+    aPrt->SetOrientation( eOrientation );
+    maPController->setOrientationFromUser( eOrientation, fromUser );
+}
+
+void PrintDialog::checkControlDependencies()
+{
+    if (mxCopyCountField->get_value() > 1)
+    {
+        mxCollateBox->set_sensitive( !mbCollateAlwaysOff );
+        mxSingleJobsBox->set_sensitive( mxCollateBox->get_active() );
+    }
+    else
+    {
+        mxCollateBox->set_sensitive( false );
+        mxSingleJobsBox->set_sensitive( false );
+    }
+
+    OUString aImg(mxCollateBox->get_active() ? OUString(SV_PRINT_COLLATE_BMP) : OUString(SV_PRINT_NOCOLLATE_BMP));
+
+    mxCollateImage->set_from_icon_name(aImg);
+
+    // enable setup button only for printers that can be setup
+    bool bHaveSetup = maPController->getPrinter()->HasSupport( PrinterSupport::SetupDialog );
+    mxSetupButton->set_sensitive(bHaveSetup);
+}
+
+void PrintDialog::checkOptionalControlDependencies()
+{
+    for( const auto& rEntry : maControlToPropertyMap )
+    {
+        bool bShouldbeEnabled = maPController->isUIOptionEnabled( rEntry.second );
+
+        if (bShouldbeEnabled && dynamic_cast<weld::RadioButton*>(rEntry.first))
+        {
+            auto r_it = maControlToNumValMap.find( rEntry.first );
+            if( r_it != maControlToNumValMap.end() )
+            {
+                bShouldbeEnabled = maPController->isUIChoiceEnabled( rEntry.second, r_it->second );
+            }
+        }
+
+        bool bIsEnabled = rEntry.first->get_sensitive();
+        // Enable does not do a change check first, so can be less cheap than expected
+        if (bShouldbeEnabled != bIsEnabled)
+            rEntry.first->set_sensitive( bShouldbeEnabled );
+    }
+}
+
+void PrintDialog::initFromMultiPageSetup( const vcl::PrinterController::MultiPageSetup& i_rMPS )
+{
+    mxNupOrderWin->show();
+    mxPagesBtn->set_active(true);
+    mxBrochureBtn->hide();
+
+    // setup field units for metric fields
+    const LocaleDataWrapper& rLocWrap(Application::GetSettings().GetLocaleDataWrapper());
+    FieldUnit eUnit = FieldUnit::MM;
+    sal_uInt16 nDigits = 0;
+    if( rLocWrap.getMeasurementSystemEnum() == MeasurementSystem::US )
+    {
+        eUnit = FieldUnit::INCH;
+        nDigits = 2;
+    }
+    // set units
+    mxPageMarginEdt->set_unit( eUnit );
+    mxSheetMarginEdt->set_unit( eUnit );
+
+    // set precision
+    mxPageMarginEdt->set_digits( nDigits );
+    mxSheetMarginEdt->set_digits( nDigits );
+
+    mxSheetMarginEdt->set_value( mxSheetMarginEdt->normalize( i_rMPS.nLeftMargin ), FieldUnit::MM_100TH );
+    mxPageMarginEdt->set_value( mxPageMarginEdt->normalize( i_rMPS.nHorizontalSpacing ), FieldUnit::MM_100TH );
+    mxBorderCB->set_active( i_rMPS.bDrawBorder );
+    mxNupRowsEdt->set_value( i_rMPS.nRows );
+    mxNupColEdt->set_value( i_rMPS.nColumns );
+    mxNupOrderBox->set_active( static_cast<sal_Int32>(i_rMPS.nOrder) );
+    if( i_rMPS.nRows != 1 || i_rMPS.nColumns != 1 )
+    {
+        mxNupPagesBox->set_active( mxNupPagesBox->get_count()-1 );
+        showAdvancedControls( true );
+        mxNupOrder->setValues( i_rMPS.nOrder, i_rMPS.nColumns, i_rMPS.nRows );
+    }
+}
+
+void PrintDialog::updateNup( bool i_bMayUseCache )
+{
+    int nRows         = mxNupRowsEdt->get_value();
+    int nCols         = mxNupColEdt->get_value();
+    tools::Long nPageMargin  = mxPageMarginEdt->denormalize(mxPageMarginEdt->get_value( FieldUnit::MM_100TH ));
+    tools::Long nSheetMargin = mxSheetMarginEdt->denormalize(mxSheetMarginEdt->get_value( FieldUnit::MM_100TH ));
+
+    PrinterController::MultiPageSetup aMPS;
+    aMPS.nRows         = nRows;
+    aMPS.nColumns      = nCols;
+    aMPS.nLeftMargin   =
+    aMPS.nTopMargin    =
+    aMPS.nRightMargin  =
+    aMPS.nBottomMargin = nSheetMargin;
+
+    aMPS.nHorizontalSpacing =
+    aMPS.nVerticalSpacing   = nPageMargin;
+
+    aMPS.bDrawBorder        = mxBorderCB->get_active();
+
+    aMPS.nOrder = static_cast<NupOrderType>(mxNupOrderBox->get_active());
+
+    int nOrientationMode = mxOrientationBox->get_active();
+    if( nOrientationMode == ORIENTATION_LANDSCAPE )
+        aMPS.aPaperSize = maNupLandscapeSize;
+    else if( nOrientationMode == ORIENTATION_PORTRAIT )
+        aMPS.aPaperSize = maNupPortraitSize;
+    else // automatic mode
+    {
+        // get size of first real page to see if it is portrait or landscape
+        // we assume same page sizes for all the pages for this
+        Size aPageSize = getJobPageSize();
+
+        Size aMultiSize( aPageSize.Width() * nCols, aPageSize.Height() * nRows );
+        if( aMultiSize.Width() > aMultiSize.Height() ) // fits better on landscape
+        {
+            aMPS.aPaperSize = maNupLandscapeSize;
+            setPaperOrientation( Orientation::Landscape, false );
+        }
+        else
+        {
+            aMPS.aPaperSize = maNupPortraitSize;
+            setPaperOrientation( Orientation::Portrait, false );
+        }
+    }
+
+    maPController->setMultipage( aMPS );
+
+    mxNupOrder->setValues( aMPS.nOrder, nCols, nRows );
+
+    if (i_bMayUseCache)
+        maUpdatePreviewIdle.Start();
+    else
+        maUpdatePreviewNoCacheIdle.Start();
+}
+
+void PrintDialog::updateNupFromPages( bool i_bMayUseCache )
+{
+    int nPages = mxNupPagesBox->get_active_id().toInt32();
+    int nRows   = mxNupRowsEdt->get_value();
+    int nCols   = mxNupColEdt->get_value();
+    tools::Long nPageMargin  = mxPageMarginEdt->denormalize(mxPageMarginEdt->get_value( FieldUnit::MM_100TH ));
+    tools::Long nSheetMargin = mxSheetMarginEdt->denormalize(mxSheetMarginEdt->get_value( FieldUnit::MM_100TH ));
+    bool bCustom = false;
+
+    if( nPages == 1 )
+    {
+        nRows = nCols = 1;
+        nSheetMargin = 0;
+        nPageMargin = 0;
+    }
+    else if( nPages == 2 || nPages == 4 || nPages == 6 || nPages == 9 || nPages == 16 )
+    {
+        Size aJobPageSize( getJobPageSize() );
+        bool bPortrait = aJobPageSize.Width() < aJobPageSize.Height();
+        if( nPages == 2 )
+        {
+            if( bPortrait )
+            {
+                nRows = 1;
+                nCols = 2;
+            }
+            else
+            {
+                nRows = 2;
+                nCols = 1;
+            }
+        }
+        else if( nPages == 4 )
+            nRows = nCols = 2;
+        else if( nPages == 6 )
+        {
+            if( bPortrait )
+            {
+                nRows = 2;
+                nCols = 3;
+            }
+            else
+            {
+                nRows = 3;
+                nCols = 2;
+            }
+        }
+        else if( nPages == 9 )
+            nRows = nCols = 3;
+        else if( nPages == 16 )
+            nRows = nCols = 4;
+        nPageMargin = 0;
+        nSheetMargin = 0;
+    }
+    else
+        bCustom = true;
+
+    if( nPages > 1 )
+    {
+        // set upper limits for margins based on job page size and rows/columns
+        Size aSize( getJobPageSize() );
+
+        // maximum sheet distance: 1/2 sheet
+        tools::Long nHorzMax = aSize.Width()/2;
+        tools::Long nVertMax = aSize.Height()/2;
+        if( nSheetMargin > nHorzMax )
+            nSheetMargin = nHorzMax;
+        if( nSheetMargin > nVertMax )
+            nSheetMargin = nVertMax;
+
+        mxSheetMarginEdt->set_max(
+                  mxSheetMarginEdt->normalize(
+                           std::min(nHorzMax, nVertMax) ), FieldUnit::MM_100TH );
+
+        // maximum page distance
+        nHorzMax = (aSize.Width() - 2*nSheetMargin);
+        if( nCols > 1 )
+            nHorzMax /= (nCols-1);
+        nVertMax = (aSize.Height() - 2*nSheetMargin);
+        if( nRows > 1 )
+            nHorzMax /= (nRows-1);
+
+        if( nPageMargin > nHorzMax )
+            nPageMargin = nHorzMax;
+        if( nPageMargin > nVertMax )
+            nPageMargin = nVertMax;
+
+        mxPageMarginEdt->set_max(
+                 mxSheetMarginEdt->normalize(
+                           std::min(nHorzMax, nVertMax ) ), FieldUnit::MM_100TH );
+    }
+
+    mxNupRowsEdt->set_value( nRows );
+    mxNupColEdt->set_value( nCols );
+    mxPageMarginEdt->set_value( mxPageMarginEdt->normalize( nPageMargin ), FieldUnit::MM_100TH );
+    mxSheetMarginEdt->set_value( mxSheetMarginEdt->normalize( nSheetMargin ), FieldUnit::MM_100TH );
+
+    showAdvancedControls( bCustom );
+    updateNup( i_bMayUseCache );
+}
+
+void PrintDialog::enableNupControls( bool bEnable )
+{
+    mxNupPagesBox->set_sensitive( bEnable );
+    mxNupNumPagesTxt->set_sensitive( bEnable );
+    mxNupColEdt->set_sensitive( bEnable );
+    mxNupTimesTxt->set_sensitive( bEnable );
+    mxNupRowsEdt->set_sensitive( bEnable );
+    mxPageMarginTxt1->set_sensitive( bEnable );
+    mxPageMarginEdt->set_sensitive( bEnable );
+    mxPageMarginTxt2->set_sensitive( bEnable );
+    mxSheetMarginTxt1->set_sensitive( bEnable );
+    mxSheetMarginEdt->set_sensitive( bEnable );
+    mxSheetMarginTxt2->set_sensitive( bEnable );
+    mxNupOrderTxt->set_sensitive( bEnable );
+    mxNupOrderBox->set_sensitive( bEnable );
+    mxNupOrderWin->set_sensitive( bEnable );
+    mxBorderCB->set_sensitive( bEnable );
+}
+
+void PrintDialog::showAdvancedControls( bool i_bShow )
+{
+    mxNupNumPagesTxt->set_visible( i_bShow );
+    mxNupColEdt->set_visible( i_bShow );
+    mxNupTimesTxt->set_visible( i_bShow );
+    mxNupRowsEdt->set_visible( i_bShow );
+    mxPageMarginTxt1->set_visible( i_bShow );
+    mxPageMarginEdt->set_visible( i_bShow );
+    mxPageMarginTxt2->set_visible( i_bShow );
+    mxSheetMarginTxt1->set_visible( i_bShow );
+    mxSheetMarginEdt->set_visible( i_bShow );
+    mxSheetMarginTxt2->set_visible( i_bShow );
+}
+
+namespace
+{
+    void setHelpId( weld::Widget* i_pWindow, const Sequence< OUString >& i_rHelpIds, sal_Int32 i_nIndex )
+    {
+        if( i_nIndex >= 0 && i_nIndex < i_rHelpIds.getLength() )
+            i_pWindow->set_help_id( OUStringToOString( i_rHelpIds.getConstArray()[i_nIndex], RTL_TEXTENCODING_UTF8 ) );
+    }
+
+    void setHelpText( weld::Widget* i_pWindow, const Sequence< OUString >& i_rHelpTexts, sal_Int32 i_nIndex )
+    {
+        // without a help text set and the correct smartID,
+        // help texts will be retrieved from the online help system
+        if( i_nIndex >= 0 && i_nIndex < i_rHelpTexts.getLength() )
+            i_pWindow->set_tooltip_text(i_rHelpTexts.getConstArray()[i_nIndex]);
+    }
+}
+
+void PrintDialog::setupOptionalUI()
+{
+    const Sequence< PropertyValue >& rOptions( maPController->getUIOptions() );
+    for( const auto& rOption : rOptions )
+    {
+        if (rOption.Name == "OptionsUIFile")
+        {
+            OUString sOptionsUIFile;
+            rOption.Value >>= sOptionsUIFile;
+            mxCustomOptionsUIBuilder = Application::CreateBuilder(mxCustom.get(), sOptionsUIFile);
+            std::unique_ptr<weld::Container> xWindow = mxCustomOptionsUIBuilder->weld_container("box");
+            xWindow->show();
+            continue;
+        }
+
+        Sequence< beans::PropertyValue > aOptProp;
+        rOption.Value >>= aOptProp;
+
+        // extract ui element
+        OUString aCtrlType;
+        OString aID;
+        OUString aText;
+        OUString aPropertyName;
+        Sequence< OUString > aChoices;
+        Sequence< sal_Bool > aChoicesDisabled;
+        Sequence< OUString > aHelpTexts;
+        Sequence< OUString > aIDs;
+        Sequence< OUString > aHelpIds;
+        sal_Int64 nMinValue = 0, nMaxValue = 0;
+        OUString aGroupingHint;
+
+        for( const beans::PropertyValue& rEntry : std::as_const(aOptProp) )
+        {
+            if ( rEntry.Name == "ID" )
+            {
+                rEntry.Value >>= aIDs;
+                aID = OUStringToOString(aIDs[0], RTL_TEXTENCODING_UTF8);
+            }
+            if ( rEntry.Name == "Text" )
+            {
+                rEntry.Value >>= aText;
+            }
+            else if ( rEntry.Name == "ControlType" )
+            {
+                rEntry.Value >>= aCtrlType;
+            }
+            else if ( rEntry.Name == "Choices" )
+            {
+                rEntry.Value >>= aChoices;
+            }
+            else if ( rEntry.Name == "ChoicesDisabled" )
+            {
+                rEntry.Value >>= aChoicesDisabled;
+            }
+            else if ( rEntry.Name == "Property" )
+            {
+                PropertyValue aVal;
+                rEntry.Value >>= aVal;
+                aPropertyName = aVal.Name;
+            }
+            else if ( rEntry.Name == "Enabled" )
+            {
+            }
+            else if ( rEntry.Name == "GroupingHint" )
+            {
+                rEntry.Value >>= aGroupingHint;
+            }
+            else if ( rEntry.Name == "DependsOnName" )
+            {
+            }
+            else if ( rEntry.Name == "DependsOnEntry" )
+            {
+            }
+            else if ( rEntry.Name == "AttachToDependency" )
+            {
+            }
+            else if ( rEntry.Name == "MinValue" )
+            {
+                rEntry.Value >>= nMinValue;
+            }
+            else if ( rEntry.Name == "MaxValue" )
+            {
+                rEntry.Value >>= nMaxValue;
+            }
+            else if ( rEntry.Name == "HelpText" )
+            {
+                if( ! (rEntry.Value >>= aHelpTexts) )
+                {
+                    OUString aHelpText;
+                    if( rEntry.Value >>= aHelpText )
+                    {
+                        aHelpTexts.realloc( 1 );
+                        *aHelpTexts.getArray() = aHelpText;
+                    }
+                }
+            }
+            else if ( rEntry.Name == "HelpId" )
+            {
+                if( ! (rEntry.Value >>= aHelpIds ) )
+                {
+                    OUString aHelpId;
+                    if( rEntry.Value >>= aHelpId )
+                    {
+                        aHelpIds.realloc( 1 );
+                        *aHelpIds.getArray() = aHelpId;
+                    }
+                }
+            }
+            else if ( rEntry.Name == "HintNoLayoutPage" )
+            {
+                bool bHasLayoutFrame = false;
+                rEntry.Value >>= bHasLayoutFrame;
+                mbShowLayoutFrame = !bHasLayoutFrame;
+            }
+        }
+
+        if (aCtrlType == "Group")
+        {
+            aID = "custom";
+
+            weld::Container* pPage = mxTabCtrl->get_page(aID);
+            if (!pPage)
+                continue;
+
+            mxTabCtrl->set_tab_label_text(aID, aText);
+
+            // set help id
+            if (aHelpIds.hasElements())
+                pPage->set_help_id(OUStringToOString(aHelpIds.getConstArray()[0], RTL_TEXTENCODING_UTF8));
+
+            // set help text
+            if (aHelpTexts.hasElements())
+                pPage->set_tooltip_text(aHelpTexts.getConstArray()[0]);
+
+            pPage->show();
+        }
+        else if (aCtrlType == "Subgroup" && !aID.isEmpty())
+        {
+            std::unique_ptr<weld::Widget> xWidget;
+            // since 'New Print Dialog Design' fromwhich in calc is not a frame anymore
+            if (aID == "fromwhich")
+            {
+                std::unique_ptr<weld::Label> xLabel = m_xBuilder->weld_label(aID);
+                xLabel->set_label(aText);
+                xWidget = std::move(xLabel);
+            }
+            else
+            {
+                std::unique_ptr<weld::Frame> xFrame = m_xBuilder->weld_frame(aID);
+                if (!xFrame && mxCustomOptionsUIBuilder)
+                    xFrame = mxCustomOptionsUIBuilder->weld_frame(aID);
+                if (xFrame)
+                {
+                    xFrame->set_label(aText);
+                    xWidget = std::move(xFrame);
+                }
+            }
+
+            if (!xWidget)
+                continue;
+
+            // set help id
+            setHelpId(xWidget.get(), aHelpIds, 0);
+            // set help text
+            setHelpText(xWidget.get(), aHelpTexts, 0);
+
+            xWidget->show();
+        }
+        // EVIL
+        else if( aCtrlType == "Bool" && aGroupingHint == "LayoutPage" && aPropertyName == "PrintProspect" )
+        {
+            mxBrochureBtn->set_label(aText);
+            mxBrochureBtn->show();
+
+            bool bVal = false;
+            PropertyValue* pVal = maPController->getValue( aPropertyName );
+            if( pVal )
+                pVal->Value >>= bVal;
+            mxBrochureBtn->set_active( bVal );
+            mxBrochureBtn->set_sensitive( maPController->isUIOptionEnabled( aPropertyName ) && pVal != nullptr );
+
+            maPropertyToWindowMap[aPropertyName].emplace_back(mxBrochureBtn.get());
+            maControlToPropertyMap[mxBrochureBtn.get()] = aPropertyName;
+
+            // set help id
+            setHelpId( mxBrochureBtn.get(), aHelpIds, 0 );
+            // set help text
+            setHelpText( mxBrochureBtn.get(), aHelpTexts, 0 );
+        }
+        else if (aCtrlType == "Bool")
+        {
+            // add a check box
+            std::unique_ptr<weld::CheckButton> xNewBox = m_xBuilder->weld_check_button(aID);
+            if (!xNewBox && mxCustomOptionsUIBuilder)
+                xNewBox = mxCustomOptionsUIBuilder->weld_check_button(aID);
+            if (!xNewBox)
+                continue;
+
+            xNewBox->set_label( aText );
+            xNewBox->show();
+
+            bool bVal = false;
+            PropertyValue* pVal = maPController->getValue( aPropertyName );
+            if( pVal )
+                pVal->Value >>= bVal;
+            xNewBox->set_active( bVal );
+            xNewBox->connect_toggled( LINK( this, PrintDialog, UIOption_CheckHdl ) );
+
+            maExtraControls.emplace_back(std::move(xNewBox));
+
+            weld::Widget* pWidget = maExtraControls.back().get();
+
+            maPropertyToWindowMap[aPropertyName].emplace_back(pWidget);
+            maControlToPropertyMap[pWidget] = aPropertyName;
+
+            // set help id
+            setHelpId(pWidget, aHelpIds, 0);
+            // set help text
+            setHelpText(pWidget, aHelpTexts, 0);
+        }
+        else if (aCtrlType == "Radio")
+        {
+            sal_Int32 nCurHelpText = 0;
+
+            // iterate options
+            sal_Int32 nSelectVal = 0;
+            PropertyValue* pVal = maPController->getValue( aPropertyName );
+            if( pVal && pVal->Value.hasValue() )
+                pVal->Value >>= nSelectVal;
+            for( sal_Int32 m = 0; m < aChoices.getLength(); m++ )
+            {
+                aID = OUStringToOString(aIDs[m], RTL_TEXTENCODING_UTF8);
+                std::unique_ptr<weld::RadioButton> xBtn = m_xBuilder->weld_radio_button(aID);
+                if (!xBtn && mxCustomOptionsUIBuilder)
+                    xBtn = mxCustomOptionsUIBuilder->weld_radio_button(aID);
+                if (!xBtn)
+                    continue;
+
+                xBtn->set_label( aChoices[m] );
+                xBtn->set_active( m == nSelectVal );
+                xBtn->connect_toggled( LINK( this, PrintDialog, UIOption_RadioHdl ) );
+                if( aChoicesDisabled.getLength() > m && aChoicesDisabled[m] )
+                    xBtn->set_sensitive( false );
+                xBtn->show();
+
+                maExtraControls.emplace_back(std::move(xBtn));
+
+                weld::Widget* pWidget = maExtraControls.back().get();
+
+                maPropertyToWindowMap[ aPropertyName ].emplace_back(pWidget);
+                maControlToPropertyMap[pWidget] = aPropertyName;
+                maControlToNumValMap[pWidget] = m;
+
+                // set help id
+                setHelpId( pWidget, aHelpIds, nCurHelpText );
+                // set help text
+                setHelpText( pWidget, aHelpTexts, nCurHelpText );
+                nCurHelpText++;
+            }
+        }
+        else if ( aCtrlType == "List" )
+        {
+            std::unique_ptr<weld::ComboBox> xList = m_xBuilder->weld_combo_box(aID);
+            if (!xList && mxCustomOptionsUIBuilder)
+                xList = mxCustomOptionsUIBuilder->weld_combo_box(aID);
+            if (!xList)
+                continue;
+
+            // iterate options
+            for( const auto& rChoice : std::as_const(aChoices) )
+                xList->append_text(rChoice);
+
+            sal_Int32 nSelectVal = 0;
+            PropertyValue* pVal = maPController->getValue( aPropertyName );
+            if( pVal && pVal->Value.hasValue() )
+                pVal->Value >>= nSelectVal;
+            xList->set_active(nSelectVal);
+            xList->connect_changed( LINK( this, PrintDialog, UIOption_SelectHdl ) );
+            xList->show();
+
+            maExtraControls.emplace_back(std::move(xList));
+
+            weld::Widget* pWidget = maExtraControls.back().get();
+
+            maPropertyToWindowMap[ aPropertyName ].emplace_back(pWidget);
+            maControlToPropertyMap[pWidget] = aPropertyName;
+
+            // set help id
+            setHelpId( pWidget, aHelpIds, 0 );
+            // set help text
+            setHelpText( pWidget, aHelpTexts, 0 );
+        }
+        else if ( aCtrlType == "Range" )
+        {
+            std::unique_ptr<weld::SpinButton> xField = m_xBuilder->weld_spin_button(aID);
+            if (!xField && mxCustomOptionsUIBuilder)
+                xField = mxCustomOptionsUIBuilder->weld_spin_button(aID);
+            if (!xField)
+                continue;
+
+            // set min/max and current value
+            if(nMinValue != nMaxValue)
+                xField->set_range(nMinValue, nMaxValue);
+
+            sal_Int64 nCurVal = 0;
+            PropertyValue* pVal = maPController->getValue( aPropertyName );
+            if( pVal && pVal->Value.hasValue() )
+                pVal->Value >>= nCurVal;
+            xField->set_value( nCurVal );
+            xField->connect_value_changed( LINK( this, PrintDialog, UIOption_SpinModifyHdl ) );
+            xField->show();
+
+            maExtraControls.emplace_back(std::move(xField));
+
+            weld::Widget* pWidget = maExtraControls.back().get();
+
+            maPropertyToWindowMap[ aPropertyName ].emplace_back(pWidget);
+            maControlToPropertyMap[pWidget] = aPropertyName;
+
+            // set help id
+            setHelpId( pWidget, aHelpIds, 0 );
+            // set help text
+            setHelpText( pWidget, aHelpTexts, 0 );
+        }
+        else if (aCtrlType == "Edit")
+        {
+            std::unique_ptr<weld::Entry> xField = m_xBuilder->weld_entry(aID);
+            if (!xField && mxCustomOptionsUIBuilder)
+                xField = mxCustomOptionsUIBuilder->weld_entry(aID);
+            if (!xField)
+                continue;
+
+            OUString aCurVal;
+            PropertyValue* pVal = maPController->getValue( aPropertyName );
+            if( pVal && pVal->Value.hasValue() )
+                pVal->Value >>= aCurVal;
+            xField->set_text( aCurVal );
+            xField->connect_changed( LINK( this, PrintDialog, UIOption_EntryModifyHdl ) );
+            xField->show();
+
+            maExtraControls.emplace_back(std::move(xField));
+
+            weld::Widget* pWidget = maExtraControls.back().get();
+
+            maPropertyToWindowMap[ aPropertyName ].emplace_back(pWidget);
+            maControlToPropertyMap[pWidget] = aPropertyName;
+
+            // set help id
+            setHelpId( pWidget, aHelpIds, 0 );
+            // set help text
+            setHelpText( pWidget, aHelpTexts, 0 );
+        }
+        else
+        {
+            SAL_WARN( "vcl", "Unsupported UI option: \"" << aCtrlType << '"');
+        }
+    }
+
+    // #i106506# if no brochure button, then the singular Pages radio button
+    // makes no sense, so replace it by a FixedText label
+    if (!mxBrochureBtn->get_visible() && mxPagesBtn->get_visible())
+    {
+        mxPagesBoxTitleTxt->set_label(mxPagesBtn->get_label());
+        mxPagesBoxTitleTxt->show();
+        mxPagesBtn->hide();
+
+        mxNupPagesBox->set_accessible_relation_labeled_by(mxPagesBoxTitleTxt.get());
+    }
+
+    // update enable states
+    checkOptionalControlDependencies();
+
+    // print range not shown (currently math only) -> hide spacer line and reverse order
+    if (!mxPageRangeEdit->get_visible())
+    {
+        mxReverseOrderBox->hide();
+    }
+
+    if (!mxCustomOptionsUIBuilder)
+        mxTabCtrl->remove_page(mxTabCtrl->get_page_ident(1));
+}
+
+void PrintDialog::makeEnabled( weld::Widget* i_pWindow )
+{
+    auto it = maControlToPropertyMap.find( i_pWindow );
+    if( it != maControlToPropertyMap.end() )
+    {
+        OUString aDependency( maPController->makeEnabled( it->second ) );
+        if( !aDependency.isEmpty() )
+            updateWindowFromProperty( aDependency );
+    }
+}
+
+void PrintDialog::updateWindowFromProperty( const OUString& i_rProperty )
+{
+    beans::PropertyValue* pValue = maPController->getValue( i_rProperty );
+    auto it = maPropertyToWindowMap.find( i_rProperty );
+    if( !(pValue && it != maPropertyToWindowMap.end()) )
+        return;
+
+    const auto& rWindows( it->second );
+    if(  rWindows.empty() )
+        return;
+
+    bool bVal = false;
+    sal_Int32 nVal = -1;
+    if( pValue->Value >>= bVal )
+    {
+        // we should have a CheckBox for this one
+        weld::CheckButton* pBox = dynamic_cast<weld::CheckButton*>(rWindows.front());
+        if( pBox )
+        {
+            pBox->set_active( bVal );
+        }
+        else if ( i_rProperty == "PrintProspect" )
+        {
+            // EVIL special case
+            if( bVal )
+                mxBrochureBtn->set_active(true);
+            else
+                mxPagesBtn->set_active(true);
+        }
+        else
+        {
+            SAL_WARN( "vcl", "missing a checkbox" );
+        }
+    }
+    else if( pValue->Value >>= nVal )
+    {
+        // this could be a ListBox or a RadioButtonGroup
+        weld::ComboBox* pList = dynamic_cast<weld::ComboBox*>(rWindows.front());
+        if( pList )
+        {
+            pList->set_active( static_cast< sal_uInt16 >(nVal) );
+        }
+        else if( nVal >= 0 && o3tl::make_unsigned(nVal) < rWindows.size() )
+        {
+            weld::RadioButton* pBtn = dynamic_cast<weld::RadioButton*>(rWindows[nVal]);
+            SAL_WARN_IF( !pBtn, "vcl", "unexpected control for property" );
+            if( pBtn )
+                pBtn->set_active(true);
+        }
+    }
+}
+
+bool PrintDialog::isPrintToFile() const
+{
+    return ( mxPrinters->get_active() == 0 );
+}
+
+bool PrintDialog::isCollate() const
+{
+    return mxCopyCountField->get_value() > 1 && mxCollateBox->get_active();
+}
+
+bool PrintDialog::isSingleJobs() const
+{
+    return mxSingleJobsBox->get_active();
+}
+
+bool PrintDialog::hasPreview() const
+{
+    return mxPreviewBox->get_active();
+}
+
+PropertyValue* PrintDialog::getValueForWindow( weld::Widget* i_pWindow ) const
+{
+    PropertyValue* pVal = nullptr;
+    auto it = maControlToPropertyMap.find( i_pWindow );
+    if( it != maControlToPropertyMap.end() )
+    {
+        pVal = maPController->getValue( it->second );
+        SAL_WARN_IF( !pVal, "vcl", "property value not found" );
+    }
+    else
+    {
+        OSL_FAIL( "changed control not in property map" );
+    }
+    return pVal;
+}
+
+IMPL_LINK(PrintDialog, ToggleHdl, weld::Toggleable&, rButton, void)
+{
+    if (&rButton == mxPreviewBox.get())
+    {
+        maUpdatePreviewIdle.Start();
+    }
+    else if( &rButton == mxBorderCB.get() )
+    {
+        updateNup();
+    }
+    else if (&rButton == mxSingleJobsBox.get())
+    {
+        maPController->setValue( "SinglePrintJobs",
+                                 Any( isSingleJobs() ) );
+        checkControlDependencies();
+    }
+    else if( &rButton == mxCollateBox.get() )
+    {
+        maPController->setValue( "Collate",
+                                 Any( isCollate() ) );
+        checkControlDependencies();
+    }
+    else if( &rButton == mxReverseOrderBox.get() )
+    {
+        bool bChecked = mxReverseOrderBox->get_active();
+        maPController->setReversePrint( bChecked );
+        maPController->setValue( "PrintReverse",
+                                 Any( bChecked ) );
+        maUpdatePreviewIdle.Start();
+    }
+    else if (&rButton == mxBrochureBtn.get())
+    {
+        PropertyValue* pVal = getValueForWindow(mxBrochureBtn.get());
+        if( pVal )
+        {
+            bool bVal = mxBrochureBtn->get_active();
+            pVal->Value <<= bVal;
+
+            checkOptionalControlDependencies();
+
+            // update preview and page settings
+            maUpdatePreviewNoCacheIdle.Start();
+        }
+        if (mxBrochureBtn->get_active())
+        {
+            mxOrientationBox->set_sensitive( false );
+            mxOrientationBox->set_active( ORIENTATION_LANDSCAPE );
+            mxNupPagesBox->set_active( 0 );
+            updateNupFromPages();
+            showAdvancedControls( false );
+            enableNupControls( false );
+        }
+        else
+        {
+            mxOrientationBox->set_sensitive( true );
+            mxOrientationBox->set_active( ORIENTATION_AUTOMATIC );
+            enableNupControls( true );
+            updateNupFromPages();
+        }
+
+    }
+}
+
+IMPL_LINK(PrintDialog, ClickHdl, weld::Button&, rButton, void)
+{
+    if (&rButton == mxOKButton.get() || &rButton == mxCancelButton.get())
+    {
+        storeToSettings();
+        m_xDialog->response(&rButton == mxOKButton.get() ? RET_OK : RET_CANCEL);
+    }
+    else if( &rButton == mxHelpButton.get() )
+    {
+        // start help system
+        Help* pHelp = Application::GetHelp();
+        if( pHelp )
+        {
+            pHelp->Start("vcl/ui/printdialog/PrintDialog", mxOKButton.get());
+        }
+    }
+    else if( &rButton == mxForwardBtn.get() )
+    {
+        previewForward();
+    }
+    else if( &rButton == mxBackwardBtn.get() )
+    {
+        previewBackward();
+    }
+    else if( &rButton == mxFirstBtn.get() )
+    {
+        previewFirst();
+    }
+    else if( &rButton == mxLastBtn.get() )
+    {
+        previewLast();
+    }
+    else
+    {
+        if( &rButton == mxSetupButton.get() )
+        {
+            maPController->setupPrinter(m_xDialog.get());
+
+            if ( !isPrintToFile() )
+            {
+                VclPtr<Printer> aPrt( maPController->getPrinter() );
+                mePaper = aPrt->GetPaper();
+
+                for (int nPaper = 0; nPaper < aPrt->GetPaperInfoCount(); nPaper++ )
+                {
+                    PaperInfo aInfo = aPrt->GetPaperInfo( nPaper );
+                    aInfo.doSloppyFit(true);
+                    Paper ePaper = aInfo.getPaper();
+
+                    if ( mePaper == ePaper )
+                    {
+                        mxPaperSizeBox->set_active( nPaper );
+                        break;
+                    }
+                }
+            }
+
+            updateOrientationBox( false );
+            setupPaperSidesBox();
+
+            // tdf#63905 don't use cache: page size may change
+            maUpdatePreviewNoCacheIdle.Start();
+        }
+        checkControlDependencies();
+    }
+
+}
+
+IMPL_LINK( PrintDialog, SelectHdl, weld::ComboBox&, rBox, void )
+{
+    if (&rBox == mxPrinters.get())
+    {
+        if ( !isPrintToFile() )
+        {
+            OUString aNewPrinter(rBox.get_active_text());
+            // set new printer
+            maPController->setPrinter( VclPtrInstance<Printer>( aNewPrinter ) );
+            maPController->resetPrinterOptions( false  );
+
+            updateOrientationBox();
+
+            // update text fields
+            mxOKButton->set_label(maPrintText);
+            updatePrinterText();
+            setPaperSizes();
+            maUpdatePreviewIdle.Start();
+        }
+        else // print to file
+        {
+            // use the default printer or FIXME: the last used one?
+            maPController->setPrinter( VclPtrInstance<Printer>( Printer::GetDefaultPrinterName() ) );
+            mxOKButton->set_label(maPrintToFileText);
+            maPController->resetPrinterOptions( true );
+
+            setPaperSizes();
+            updateOrientationBox();
+            maUpdatePreviewIdle.Start();
+        }
+
+        setupPaperSidesBox();
+    }
+    else if ( &rBox == mxPaperSidesBox.get() )
+    {
+        DuplexMode eDuplex = static_cast<DuplexMode>(mxPaperSidesBox->get_active() + 1);
+        maPController->getPrinter()->SetDuplexMode( eDuplex );
+    }
+    else if( &rBox == mxOrientationBox.get() )
+    {
+        int nOrientation = mxOrientationBox->get_active();
+        if ( nOrientation != ORIENTATION_AUTOMATIC )
+            setPaperOrientation( static_cast<Orientation>( nOrientation - 1 ), true );
+
+        updateNup( false );
+    }
+    else if ( &rBox == mxNupOrderBox.get() )
+    {
+        updateNup();
+    }
+    else if( &rBox == mxNupPagesBox.get() )
+    {
+        if( !mxPagesBtn->get_active() )
+            mxPagesBtn->set_active(true);
+        updateNupFromPages( false );
+    }
+    else if ( &rBox == mxPaperSizeBox.get() )
+    {
+        VclPtr<Printer> aPrt( maPController->getPrinter() );
+        PaperInfo aInfo = aPrt->GetPaperInfo( rBox.get_active() );
+        aInfo.doSloppyFit(true);
+        mePaper = aInfo.getPaper();
+
+        if ( mePaper == PAPER_USER )
+            aPrt->SetPaperSizeUser( Size( aInfo.getWidth(), aInfo.getHeight() ) );
+        else
+            aPrt->SetPaper( mePaper );
+
+        maPController->setPaperSizeFromUser( Size( aInfo.getWidth(), aInfo.getHeight() ) );
+
+        maUpdatePreviewIdle.Start();
+    }
+}
+
+IMPL_LINK_NOARG(PrintDialog, MetricSpinModifyHdl, weld::MetricSpinButton&, void)
+{
+    checkControlDependencies();
+    updateNupFromPages();
+}
+
+IMPL_LINK_NOARG(PrintDialog, FocusOutHdl, weld::Widget&, void)
+{
+    ActivateHdl(*mxPageEdit);
+}
+
+IMPL_LINK_NOARG(PrintDialog, ActivateHdl, weld::Entry&, bool)
+{
+    sal_Int32 nPage = mxPageEdit->get_text().toInt32();
+    if (nPage < 1)
+    {
+        nPage = 1;
+        mxPageEdit->set_text("1");
+    }
+    else if (nPage > mnCachedPages)
+    {
+        nPage = mnCachedPages;
+        mxPageEdit->set_text(OUString::number(mnCachedPages));
+    }
+    int nNewCurPage = nPage - 1;
+    if (nNewCurPage != mnCurPage)
+    {
+        mnCurPage = nNewCurPage;
+        maUpdatePreviewIdle.Start();
+    }
+    return true;
+}
+
+IMPL_LINK( PrintDialog, SpinModifyHdl, weld::SpinButton&, rEdit, void )
+{
+    checkControlDependencies();
+    if (&rEdit == mxNupRowsEdt.get() || &rEdit == mxNupColEdt.get())
+    {
+       updateNupFromPages();
+    }
+    else if( &rEdit == mxCopyCountField.get() )
+    {
+        maPController->setValue( "CopyCount",
+                               Any( sal_Int32(mxCopyCountField->get_value()) ) );
+        maPController->setValue( "Collate",
+                               Any( isCollate() ) );
+    }
+}
+
+IMPL_LINK( PrintDialog, UIOption_CheckHdl, weld::Toggleable&, i_rBox, void )
+{
+    PropertyValue* pVal = getValueForWindow( &i_rBox );
+    if( pVal )
+    {
+        makeEnabled( &i_rBox );
+
+        bool bVal = i_rBox.get_active();
+        pVal->Value <<= bVal;
+
+        checkOptionalControlDependencies();
+
+        // update preview and page settings
+        maUpdatePreviewNoCacheIdle.Start();
+    }
+}
+
+IMPL_LINK( PrintDialog, UIOption_RadioHdl, weld::Toggleable&, i_rBtn, void )
+{
+    // this handler gets called for all radiobuttons that get unchecked, too
+    // however we only want one notification for the new value (that is for
+    // the button that gets checked)
+    if( !i_rBtn.get_active() )
+        return;
+
+    PropertyValue* pVal = getValueForWindow( &i_rBtn );
+    auto it = maControlToNumValMap.find( &i_rBtn );
+    if( !(pVal && it != maControlToNumValMap.end()) )
+        return;
+
+    makeEnabled( &i_rBtn );
+
+    sal_Int32 nVal = it->second;
+    pVal->Value <<= nVal;
+
+    updateOrientationBox();
+
+    checkOptionalControlDependencies();
+
+    // tdf#41205 give focus to the page range edit if the corresponding radio button was selected
+    if (pVal->Name == "PrintContent" && mxPageRangesRadioButton->get_active())
+        mxPageRangeEdit->grab_focus();
+
+    // update preview and page settings
+    maUpdatePreviewNoCacheIdle.Start();
+}
+
+IMPL_LINK( PrintDialog, UIOption_SelectHdl, weld::ComboBox&, i_rBox, void )
+{
+    PropertyValue* pVal = getValueForWindow( &i_rBox );
+    if( !pVal )
+        return;
+
+    makeEnabled( &i_rBox );
+
+    sal_Int32 nVal( i_rBox.get_active() );
+    pVal->Value <<= nVal;
+
+    //If we are in impress we start in print slides mode and get a
+    //maFirstPageSize for slides which are usually landscape mode, if we
+    //change to notes which are usually in portrait mode, and then visit
+    //n-up print, we will assume notes are in landscape unless we throw
+    //away maFirstPageSize when we change page content type
+    if (pVal->Name == "PageContentType")
+        maFirstPageSize = Size();
+
+    checkOptionalControlDependencies();
+
+    // update preview and page settings
+    maUpdatePreviewNoCacheIdle.Start();
+}
+
+IMPL_LINK( PrintDialog, UIOption_SpinModifyHdl, weld::SpinButton&, i_rBox, void )
+{
+    PropertyValue* pVal = getValueForWindow( &i_rBox );
+    if( pVal )
+    {
+        makeEnabled( &i_rBox );
+
+        sal_Int64 nVal = i_rBox.get_value();
+        pVal->Value <<= nVal;
+
+        checkOptionalControlDependencies();
+
+        // update preview and page settings
+        maUpdatePreviewNoCacheIdle.Start();
+    }
+}
+
+IMPL_LINK( PrintDialog, UIOption_EntryModifyHdl, weld::Entry&, i_rBox, void )
+{
+    PropertyValue* pVal = getValueForWindow( &i_rBox );
+    if( pVal )
+    {
+        makeEnabled( &i_rBox );
+
+        OUString aVal( i_rBox.get_text() );
+        pVal->Value <<= aVal;
+
+        checkOptionalControlDependencies();
+
+        // update preview and page settings
+        maUpdatePreviewNoCacheIdle.Start();
+    }
+}
+
+void PrintDialog::previewForward()
+{
+    sal_Int32 nValue = mxPageEdit->get_text().toInt32() + 1;
+    if (nValue <= mnCachedPages)
+    {
+        mxPageEdit->set_text(OUString::number(nValue));
+        ActivateHdl(*mxPageEdit);
+    }
+}
+
+void PrintDialog::previewBackward()
+{
+    sal_Int32 nValue = mxPageEdit->get_text().toInt32() - 1;
+    if (nValue >= 1)
+    {
+        mxPageEdit->set_text(OUString::number(nValue));
+        ActivateHdl(*mxPageEdit);
+    }
+}
+
+void PrintDialog::previewFirst()
+{
+    mxPageEdit->set_text("1");
+    ActivateHdl(*mxPageEdit);
+}
+
+void PrintDialog::previewLast()
+{
+    mxPageEdit->set_text(OUString::number(mnCachedPages));
+    ActivateHdl(*mxPageEdit);
+}
+
+
+static OUString getNewLabel(const OUString& aLabel, int i_nCurr, int i_nMax)
+{
+    OUString aNewText( aLabel.replaceFirst( "%p", OUString::number( i_nCurr ) ) );
+    aNewText = aNewText.replaceFirst( "%n", OUString::number( i_nMax ) );
+
+    return aNewText;
+}
+
+// PrintProgressDialog
+PrintProgressDialog::PrintProgressDialog(weld::Window* i_pParent, int i_nMax)
+    : GenericDialogController(i_pParent, "vcl/ui/printprogressdialog.ui", "PrintProgressDialog")
+    , mbCanceled(false)
+    , mnCur(0)
+    , mnMax(i_nMax)
+    , mxText(m_xBuilder->weld_label("label"))
+    , mxProgress(m_xBuilder->weld_progress_bar("progressbar"))
+    , mxButton(m_xBuilder->weld_button("cancel"))
+{
+    if( mnMax < 1 )
+        mnMax = 1;
+
+    maStr = mxText->get_label();
+
+    //just multiply largest value by 10 and take the width of that string as
+    //the max size we will want
+    mxText->set_label(getNewLabel(maStr, mnMax * 10, mnMax * 10));
+    mxText->set_size_request(mxText->get_preferred_size().Width(), -1);
+
+    //Pick a useful max width
+    mxProgress->set_size_request(mxProgress->get_approximate_digit_width() * 25, -1);
+
+    mxButton->connect_clicked( LINK( this, PrintProgressDialog, ClickHdl ) );
+
+    // after this patch f7157f04fab298423e2c4f6a7e5f8e361164b15f, we have seen the calc Max string (sometimes) look above
+    // now init to the right start values
+    mxText->set_label(getNewLabel(maStr, mnCur, mnMax));
+}
+
+PrintProgressDialog::~PrintProgressDialog()
+{
+}
+
+IMPL_LINK_NOARG(PrintProgressDialog, ClickHdl, weld::Button&, void)
+{
+    mbCanceled = true;
+}
+
+void PrintProgressDialog::setProgress( int i_nCurrent )
+{
+    mnCur = i_nCurrent;
+
+    if( mnMax < 1 )
+        mnMax = 1;
+
+    mxText->set_label(getNewLabel(maStr, mnCur, mnMax));
+
+    // here view the dialog, with the right label
+    mxProgress->set_percentage(mnCur*100/mnMax);
+}
+
+void PrintProgressDialog::tick()
+{
+    if( mnCur < mnMax )
+        setProgress( ++mnCur );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/scrwnd.cxx b/vcl/source/window/scrwnd.cxx
new file mode 100644
index 000000000..6376ea0be
--- /dev/null
+++ b/vcl/source/window/scrwnd.cxx
@@ -0,0 +1,379 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <limits.h>
+
+#include <o3tl/float_int_conversion.hxx>
+#include <tools/time.hxx>
+
+#include <bitmaps.hlst>
+#include <svdata.hxx>
+#include <scrwnd.hxx>
+
+#include <vcl/timer.hxx>
+#include <vcl/commandevent.hxx>
+#include <vcl/event.hxx>
+#include <vcl/ptrstyle.hxx>
+#include <sal/log.hxx>
+
+#include <math.h>
+
+#define WHEEL_WIDTH     25
+#define WHEEL_RADIUS    ((WHEEL_WIDTH) >> 1 )
+#define MAX_TIME        300
+#define MIN_TIME        20
+#define DEF_TIMEOUT     50
+
+ImplWheelWindow::ImplWheelWindow( vcl::Window* pParent ) :
+            FloatingWindow  ( pParent, 0 ),
+            mnRepaintTime   ( 1 ),
+            mnTimeout       ( DEF_TIMEOUT ),
+            mnWheelMode     ( WheelMode::NONE ),
+            mnActDist       ( 0 ),
+            mnActDeltaX     ( 0 ),
+            mnActDeltaY     ( 0 )
+{
+    // we need a parent
+    SAL_WARN_IF( !pParent, "vcl", "ImplWheelWindow::ImplWheelWindow(): Parent not set!" );
+
+    const Size      aSize( pParent->GetOutputSizePixel() );
+    const StartAutoScrollFlags nFlags = ImplGetSVData()->mpWinData->mnAutoScrollFlags;
+    const bool      bHorz( nFlags & StartAutoScrollFlags::Horz );
+    const bool      bVert( nFlags & StartAutoScrollFlags::Vert );
+
+    // calculate maximum speed distance
+    mnMaxWidth = static_cast<sal_uLong>( 0.4 * hypot( static_cast<double>(aSize.Width()), aSize.Height() ) );
+
+    // create wheel window
+    SetTitleType( FloatWinTitleType::NONE );
+    ImplCreateImageList();
+    BitmapEx aBmp(SV_RESID_BITMAP_SCROLLMSK);
+    ImplSetRegion(aBmp.GetBitmap());
+
+    // set wheel mode
+    if( bHorz && bVert )
+        ImplSetWheelMode( WheelMode::VH );
+    else if( bHorz )
+        ImplSetWheelMode( WheelMode::H );
+    else
+        ImplSetWheelMode( WheelMode::V );
+
+    // init timer
+    mpTimer.reset(new Timer("WheelWindowTimer"));
+    mpTimer->SetInvokeHandler( LINK( this, ImplWheelWindow, ImplScrollHdl ) );
+    mpTimer->SetTimeout( mnTimeout );
+    mpTimer->Start();
+
+    CaptureMouse();
+}
+
+ImplWheelWindow::~ImplWheelWindow()
+{
+    disposeOnce();
+}
+
+void ImplWheelWindow::dispose()
+{
+    ImplStop();
+    mpTimer.reset();
+    FloatingWindow::dispose();
+}
+
+void ImplWheelWindow::ImplStop()
+{
+    ReleaseMouse();
+    mpTimer->Stop();
+    Show(false);
+}
+
+void ImplWheelWindow::ImplSetRegion( const Bitmap& rRegionBmp )
+{
+    Point           aPos( GetPointerPosPixel() );
+    const Size      aSize( rRegionBmp.GetSizePixel() );
+    const tools::Rectangle aRect( Point(), aSize );
+
+    maCenter = maLastMousePos = aPos;
+    aPos.AdjustX( -(aSize.Width() >> 1) );
+    aPos.AdjustY( -(aSize.Height() >> 1) );
+
+    SetPosSizePixel( aPos, aSize );
+    SetWindowRegionPixel( rRegionBmp.CreateRegion( COL_BLACK, aRect ) );
+}
+
+void ImplWheelWindow::ImplCreateImageList()
+{
+    maImgList.emplace_back(StockImage::Yes, SV_RESID_BITMAP_SCROLLVH);
+    maImgList.emplace_back(StockImage::Yes, SV_RESID_BITMAP_SCROLLV);
+    maImgList.emplace_back(StockImage::Yes, SV_RESID_BITMAP_SCROLLH);
+    maImgList.emplace_back(StockImage::Yes, SV_RESID_BITMAP_WHEELVH);
+    maImgList.emplace_back(StockImage::Yes, SV_RESID_BITMAP_WHEELV);
+    maImgList.emplace_back(StockImage::Yes, SV_RESID_BITMAP_WHEELH);
+}
+
+void ImplWheelWindow::ImplSetWheelMode( WheelMode nWheelMode )
+{
+    if( nWheelMode == mnWheelMode )
+        return;
+
+    mnWheelMode = nWheelMode;
+
+    if( WheelMode::NONE == mnWheelMode )
+    {
+        if( IsVisible() )
+            Hide();
+    }
+    else
+    {
+        if( !IsVisible() )
+            Show();
+
+        Invalidate();
+    }
+}
+
+void ImplWheelWindow::ImplDrawWheel(vcl::RenderContext& rRenderContext)
+{
+    int nIndex;
+
+    switch (mnWheelMode)
+    {
+        case WheelMode::VH:
+            nIndex = 0;
+        break;
+        case WheelMode::V:
+            nIndex = 1;
+        break;
+        case WheelMode::H:
+            nIndex = 2;
+        break;
+        case WheelMode::ScrollVH:
+            nIndex = 3;
+        break;
+        case WheelMode::ScrollV:
+            nIndex = 4;
+        break;
+        case WheelMode::ScrollH:
+            nIndex = 5;
+        break;
+        default:
+            nIndex = -1;
+        break;
+    }
+
+    if (nIndex >= 0)
+        rRenderContext.DrawImage(Point(), maImgList[nIndex]);
+}
+
+void ImplWheelWindow::ImplRecalcScrollValues()
+{
+    if( mnActDist < WHEEL_RADIUS )
+    {
+        mnActDeltaX = mnActDeltaY = 0;
+        mnTimeout = DEF_TIMEOUT;
+    }
+    else
+    {
+        sal_uInt64 nCurTime;
+
+        // calc current time
+        if( mnMaxWidth )
+        {
+            const double fExp = ( static_cast<double>(mnActDist) / mnMaxWidth ) * log10( double(MAX_TIME) / MIN_TIME );
+            nCurTime = static_cast<sal_uInt64>( MAX_TIME / pow( 10., fExp ) );
+        }
+        else
+            nCurTime = MAX_TIME;
+
+        if( !nCurTime )
+            nCurTime = 1;
+
+        if( mnRepaintTime <= nCurTime )
+            mnTimeout = nCurTime - mnRepaintTime;
+        else
+        {
+            sal_uInt64 nMult = mnRepaintTime / nCurTime;
+
+            if( !( mnRepaintTime % nCurTime ) )
+                mnTimeout = 0;
+            else
+                mnTimeout = ++nMult * nCurTime - mnRepaintTime;
+
+            double fValX = static_cast<double>(mnActDeltaX) * nMult;
+            double fValY = static_cast<double>(mnActDeltaY) * nMult;
+
+            mnActDeltaX = o3tl::saturating_cast<tools::Long>(fValX);
+            mnActDeltaY = o3tl::saturating_cast<tools::Long>(fValY);
+        }
+    }
+}
+
+PointerStyle ImplWheelWindow::ImplGetMousePointer( tools::Long nDistX, tools::Long nDistY ) const
+{
+    PointerStyle    eStyle;
+    const StartAutoScrollFlags nFlags = ImplGetSVData()->mpWinData->mnAutoScrollFlags;
+    const bool      bHorz( nFlags & StartAutoScrollFlags::Horz );
+    const bool      bVert( nFlags & StartAutoScrollFlags::Vert );
+
+    if( bHorz || bVert )
+    {
+        if( mnActDist < WHEEL_RADIUS )
+        {
+            if( bHorz && bVert )
+                eStyle = PointerStyle::AutoScrollNSWE;
+            else if( bHorz )
+                eStyle = PointerStyle::AutoScrollWE;
+            else
+                eStyle = PointerStyle::AutoScrollNS;
+        }
+        else
+        {
+            double fAngle = basegfx::rad2deg(atan2(static_cast<double>(-nDistY), nDistX));
+
+            if( fAngle < 0.0 )
+                fAngle += 360.;
+
+            if( bHorz && bVert )
+            {
+                if( fAngle >= 22.5 && fAngle <= 67.5 )
+                    eStyle = PointerStyle::AutoScrollNE;
+                else if( fAngle >= 67.5 && fAngle <= 112.5 )
+                    eStyle = PointerStyle::AutoScrollN;
+                else if( fAngle >= 112.5 && fAngle <= 157.5 )
+                    eStyle = PointerStyle::AutoScrollNW;
+                else if( fAngle >= 157.5 && fAngle <= 202.5 )
+                    eStyle = PointerStyle::AutoScrollW;
+                else if( fAngle >= 202.5 && fAngle <= 247.5 )
+                    eStyle = PointerStyle::AutoScrollSW;
+                else if( fAngle >= 247.5 && fAngle <= 292.5 )
+                    eStyle = PointerStyle::AutoScrollS;
+                else if( fAngle >= 292.5 && fAngle <= 337.5 )
+                    eStyle = PointerStyle::AutoScrollSE;
+                else
+                    eStyle = PointerStyle::AutoScrollE;
+            }
+            else if( bHorz )
+            {
+                if( fAngle >= 270. || fAngle <= 90. )
+                    eStyle = PointerStyle::AutoScrollE;
+                else
+                    eStyle = PointerStyle::AutoScrollW;
+            }
+            else
+            {
+                if( fAngle >= 0. && fAngle <= 180. )
+                    eStyle = PointerStyle::AutoScrollN;
+                else
+                    eStyle = PointerStyle::AutoScrollS;
+            }
+        }
+    }
+    else
+        eStyle = PointerStyle::Arrow;
+
+    return eStyle;
+}
+
+void ImplWheelWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle&)
+{
+    ImplDrawWheel(rRenderContext);
+}
+
+void ImplWheelWindow::MouseMove( const MouseEvent& rMEvt )
+{
+    FloatingWindow::MouseMove( rMEvt );
+
+    const Point aMousePos( OutputToScreenPixel( rMEvt.GetPosPixel() ) );
+    const tools::Long  nDistX = aMousePos.X() - maCenter.X();
+    const tools::Long  nDistY = aMousePos.Y() - maCenter.Y();
+
+    mnActDist = static_cast<sal_uLong>(hypot( static_cast<double>(nDistX), nDistY ));
+
+    const PointerStyle  eActStyle = ImplGetMousePointer( nDistX, nDistY );
+    const StartAutoScrollFlags nFlags = ImplGetSVData()->mpWinData->mnAutoScrollFlags;
+    const bool          bHorz( nFlags & StartAutoScrollFlags::Horz );
+    const bool          bVert( nFlags & StartAutoScrollFlags::Vert );
+    const bool          bOuter = mnActDist > WHEEL_RADIUS;
+
+    if( bOuter && ( maLastMousePos != aMousePos ) )
+    {
+        switch( eActStyle )
+        {
+            case PointerStyle::AutoScrollN:   mnActDeltaX = +0; mnActDeltaY = +1; break;
+            case PointerStyle::AutoScrollS:   mnActDeltaX = +0; mnActDeltaY = -1; break;
+            case PointerStyle::AutoScrollW:   mnActDeltaX = +1; mnActDeltaY = +0; break;
+            case PointerStyle::AutoScrollE:   mnActDeltaX = -1; mnActDeltaY = +0; break;
+            case PointerStyle::AutoScrollNW:  mnActDeltaX = +1; mnActDeltaY = +1; break;
+            case PointerStyle::AutoScrollNE:  mnActDeltaX = -1; mnActDeltaY = +1; break;
+            case PointerStyle::AutoScrollSW:  mnActDeltaX = +1; mnActDeltaY = -1; break;
+            case PointerStyle::AutoScrollSE:  mnActDeltaX = -1; mnActDeltaY = -1; break;
+
+            default:
+            break;
+        }
+    }
+
+    ImplRecalcScrollValues();
+    maLastMousePos = aMousePos;
+    SetPointer( eActStyle );
+
+    if( bHorz && bVert )
+        ImplSetWheelMode( bOuter ? WheelMode::ScrollVH : WheelMode::VH );
+    else if( bHorz )
+        ImplSetWheelMode( bOuter ? WheelMode::ScrollH : WheelMode::H );
+    else
+        ImplSetWheelMode( bOuter ? WheelMode::ScrollV : WheelMode::V );
+}
+
+void ImplWheelWindow::MouseButtonUp( const MouseEvent& rMEvt )
+{
+    if( mnActDist > WHEEL_RADIUS )
+        GetParent()->EndAutoScroll();
+    else
+        FloatingWindow::MouseButtonUp( rMEvt );
+}
+
+IMPL_LINK_NOARG(ImplWheelWindow, ImplScrollHdl, Timer *, void)
+{
+    if ( mnActDeltaX || mnActDeltaY )
+    {
+        vcl::Window*             pWindow = GetParent();
+        const Point         aMousePos( pWindow->OutputToScreenPixel( pWindow->GetPointerPosPixel() ) );
+        Point               aCmdMousePos( pWindow->ImplFrameToOutput( aMousePos ) );
+        CommandScrollData   aScrollData( mnActDeltaX, mnActDeltaY );
+        CommandEvent        aCEvt( aCmdMousePos, CommandEventId::AutoScroll, true, &aScrollData );
+        NotifyEvent         aNCmdEvt( MouseNotifyEvent::COMMAND, pWindow, &aCEvt );
+
+        if ( !ImplCallPreNotify( aNCmdEvt ) )
+        {
+            const sal_uInt64 nTime = tools::Time::GetSystemTicks();
+            VclPtr<ImplWheelWindow> xWin(this);
+            pWindow->Command( aCEvt );
+            if( xWin->isDisposed() )
+                return;
+            mnRepaintTime = std::max( tools::Time::GetSystemTicks() - nTime, sal_uInt64(1) );
+            ImplRecalcScrollValues();
+        }
+    }
+
+    if ( mnTimeout != mpTimer->GetTimeout() )
+        mpTimer->SetTimeout( mnTimeout );
+    mpTimer->Start();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/seleng.cxx b/vcl/source/window/seleng.cxx
new file mode 100644
index 000000000..f81ffe6cd
--- /dev/null
+++ b/vcl/source/window/seleng.cxx
@@ -0,0 +1,421 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/commandevent.hxx>
+#include <vcl/window.hxx>
+#include <vcl/seleng.hxx>
+#include <comphelper/lok.hxx>
+#include <sal/log.hxx>
+
+FunctionSet::~FunctionSet()
+{
+}
+
+inline bool SelectionEngine::ShouldDeselect( bool bModifierKey1 ) const
+{
+    return eSelMode != SelectionMode::Multiple || !bModifierKey1;
+}
+
+// TODO: throw out FunctionSet::SelectAtPoint
+
+SelectionEngine::SelectionEngine( vcl::Window* pWindow, FunctionSet* pFuncSet ) :
+    pWin( pWindow ),
+    aWTimer( "vcl::SelectionEngine aWTimer" ),
+    nUpdateInterval( SELENG_AUTOREPEAT_INTERVAL )
+{
+    eSelMode = SelectionMode::Single;
+    pFunctionSet = pFuncSet;
+    nFlags = SelectionEngineFlags::EXPANDONMOVE;
+    nLockedMods = 0;
+
+    aWTimer.SetInvokeHandler( LINK( this, SelectionEngine, ImpWatchDog ) );
+    aWTimer.SetTimeout( nUpdateInterval );
+}
+
+SelectionEngine::~SelectionEngine()
+{
+    aWTimer.Stop();
+}
+
+IMPL_LINK_NOARG(SelectionEngine, ImpWatchDog, Timer *, void)
+{
+    if ( !aArea.Contains( aLastMove.GetPosPixel() ) )
+        SelMouseMove( aLastMove );
+}
+
+void SelectionEngine::SetSelectionMode( SelectionMode eMode )
+{
+    eSelMode = eMode;
+}
+
+void SelectionEngine::CursorPosChanging( bool bShift, bool bMod1 )
+{
+    if ( !pFunctionSet )
+        return;
+
+    if ( bShift && eSelMode != SelectionMode::Single )
+    {
+        if ( IsAddMode() )
+        {
+            if ( !(nFlags & SelectionEngineFlags::HAS_ANCH) )
+            {
+                pFunctionSet->CreateAnchor();
+                nFlags |= SelectionEngineFlags::HAS_ANCH;
+            }
+        }
+        else
+        {
+            if ( !(nFlags & SelectionEngineFlags::HAS_ANCH) )
+            {
+                if( ShouldDeselect( bMod1 ) )
+                    pFunctionSet->DeselectAll();
+                pFunctionSet->CreateAnchor();
+                nFlags |= SelectionEngineFlags::HAS_ANCH;
+            }
+        }
+    }
+    else
+    {
+        if ( IsAddMode() )
+        {
+            if ( nFlags & SelectionEngineFlags::HAS_ANCH )
+            {
+                // pFunctionSet->CreateCursor();
+                pFunctionSet->DestroyAnchor();
+                nFlags &= ~SelectionEngineFlags::HAS_ANCH;
+            }
+        }
+        else
+        {
+            if( ShouldDeselect( bMod1 ) )
+                pFunctionSet->DeselectAll();
+            else
+                pFunctionSet->DestroyAnchor();
+            nFlags &= ~SelectionEngineFlags::HAS_ANCH;
+        }
+    }
+}
+
+bool SelectionEngine::SelMouseButtonDown( const MouseEvent& rMEvt )
+{
+    nFlags &= ~SelectionEngineFlags::CMDEVT;
+    if ( !pFunctionSet || rMEvt.GetClicks() > 1 )
+        return false;
+
+    sal_uInt16 nModifier = rMEvt.GetModifier() | nLockedMods;
+    bool nSwap = comphelper::LibreOfficeKit::isActive() && (nModifier & KEY_MOD1) && (nModifier & KEY_MOD2);
+
+    if ( !nSwap && (nModifier & KEY_MOD2) )
+        return false;
+    // in SingleSelection: filter Control-Key,
+    // so that a D&D can be also started with a Ctrl-Click
+    if ( nModifier == KEY_MOD1 && eSelMode == SelectionMode::Single )
+        nModifier = 0;
+
+    Point aPos = rMEvt.GetPosPixel();
+    aLastMove = rMEvt;
+
+    if( !rMEvt.IsRight() )
+    {
+        CaptureMouse();
+        nFlags |= SelectionEngineFlags::IN_SEL;
+    }
+    else
+    {
+        nModifier = 0;
+    }
+
+    if (nSwap)
+    {
+        pFunctionSet->CreateAnchor();
+        pFunctionSet->SetCursorAtPoint( aPos );
+        return true;
+    }
+
+    switch ( nModifier )
+    {
+        case 0:     // KEY_NO_KEY
+        {
+            bool bSelAtPoint = pFunctionSet->IsSelectionAtPoint( aPos );
+            nFlags &= ~SelectionEngineFlags::IN_ADD;
+            if ( (nFlags & SelectionEngineFlags::DRG_ENAB) && bSelAtPoint )
+            {
+                nFlags |= SelectionEngineFlags::WAIT_UPEVT;
+                nFlags &= ~SelectionEngineFlags::IN_SEL;
+                ReleaseMouse();
+                return true;  // wait for STARTDRAG-Command-Event
+            }
+            if ( eSelMode != SelectionMode::Single )
+            {
+                if( !IsAddMode() )
+                    pFunctionSet->DeselectAll();
+                else
+                    pFunctionSet->DestroyAnchor();
+                nFlags &= ~SelectionEngineFlags::HAS_ANCH; // bHasAnchor = false;
+            }
+            pFunctionSet->SetCursorAtPoint( aPos );
+            // special case Single-Selection, to enable simple Select+Drag
+            if (eSelMode == SelectionMode::Single && (nFlags & SelectionEngineFlags::DRG_ENAB))
+                nFlags |= SelectionEngineFlags::WAIT_UPEVT;
+            return true;
+        }
+
+        case KEY_SHIFT:
+            if ( eSelMode == SelectionMode::Single )
+            {
+                ReleaseMouse();
+                nFlags &= ~SelectionEngineFlags::IN_SEL;
+                return false;
+            }
+            if ( nFlags & SelectionEngineFlags::ADD_ALW )
+                nFlags |= SelectionEngineFlags::IN_ADD;
+            else
+                nFlags &= ~SelectionEngineFlags::IN_ADD;
+
+            if( !(nFlags & SelectionEngineFlags::HAS_ANCH) )
+            {
+                if ( !(nFlags & SelectionEngineFlags::IN_ADD) )
+                    pFunctionSet->DeselectAll();
+                pFunctionSet->CreateAnchor();
+                nFlags |= SelectionEngineFlags::HAS_ANCH;
+            }
+            pFunctionSet->SetCursorAtPoint( aPos );
+            return true;
+
+        case KEY_MOD1:
+            // allow Control only for Multi-Select
+            if ( eSelMode != SelectionMode::Multiple )
+            {
+                nFlags &= ~SelectionEngineFlags::IN_SEL;
+                ReleaseMouse();
+                return true;  // skip Mouse-Click
+            }
+            if ( nFlags & SelectionEngineFlags::HAS_ANCH )
+            {
+                // pFunctionSet->CreateCursor();
+                pFunctionSet->DestroyAnchor();
+                nFlags &= ~SelectionEngineFlags::HAS_ANCH;
+            }
+            if ( pFunctionSet->IsSelectionAtPoint( aPos ) )
+            {
+                pFunctionSet->DeselectAtPoint( aPos );
+                pFunctionSet->SetCursorAtPoint( aPos, true );
+            }
+            else
+            {
+                pFunctionSet->SetCursorAtPoint( aPos );
+            }
+            return true;
+
+        case KEY_SHIFT + KEY_MOD1:
+            if ( eSelMode != SelectionMode::Multiple )
+            {
+                ReleaseMouse();
+                nFlags &= ~SelectionEngineFlags::IN_SEL;
+                return false;
+            }
+            nFlags |= SelectionEngineFlags::IN_ADD; //bIsInAddMode = true;
+            if ( !(nFlags & SelectionEngineFlags::HAS_ANCH) )
+            {
+                pFunctionSet->CreateAnchor();
+                nFlags |= SelectionEngineFlags::HAS_ANCH;
+            }
+            pFunctionSet->SetCursorAtPoint( aPos );
+            return true;
+    }
+
+    return false;
+}
+
+bool SelectionEngine::SelMouseButtonUp( const MouseEvent& rMEvt )
+{
+    aWTimer.Stop();
+    if (!pFunctionSet)
+    {
+        const SelectionEngineFlags nMask = SelectionEngineFlags::CMDEVT | SelectionEngineFlags::WAIT_UPEVT | SelectionEngineFlags::IN_SEL;
+        nFlags &= ~nMask;
+        return false;
+    }
+
+    if (!rMEvt.IsRight())
+        ReleaseMouse();
+
+#if defined IOS || defined ANDROID
+    const bool bDoMessWithSelection = !rMEvt.IsRight();
+#else
+    constexpr bool bDoMessWithSelection = true;
+#endif
+
+    if( (nFlags & SelectionEngineFlags::WAIT_UPEVT) && !(nFlags & SelectionEngineFlags::CMDEVT) &&
+        eSelMode != SelectionMode::Single)
+    {
+        // MouseButtonDown in Sel but no CommandEvent yet
+        // ==> deselect
+        sal_uInt16 nModifier = aLastMove.GetModifier() | nLockedMods;
+        if( nModifier == KEY_MOD1 || IsAlwaysAdding() )
+        {
+            if( !(nModifier & KEY_SHIFT) )
+            {
+                pFunctionSet->DestroyAnchor();
+                nFlags &= ~SelectionEngineFlags::HAS_ANCH; // uncheck anchor
+            }
+            pFunctionSet->DeselectAtPoint( aLastMove.GetPosPixel() );
+            nFlags &= ~SelectionEngineFlags::HAS_ANCH; // uncheck anchor
+            if (bDoMessWithSelection)
+                pFunctionSet->SetCursorAtPoint( aLastMove.GetPosPixel(), true );
+        }
+        else
+        {
+            if (bDoMessWithSelection)
+                pFunctionSet->DeselectAll();
+            nFlags &= ~SelectionEngineFlags::HAS_ANCH; // uncheck anchor
+            if (bDoMessWithSelection)
+                pFunctionSet->SetCursorAtPoint( aLastMove.GetPosPixel() );
+        }
+    }
+
+    const SelectionEngineFlags nMask = SelectionEngineFlags::CMDEVT | SelectionEngineFlags::WAIT_UPEVT | SelectionEngineFlags::IN_SEL;
+    nFlags &= ~nMask;
+    return true;
+}
+
+void SelectionEngine::ReleaseMouse()
+{
+    if (!pWin || !pWin->IsMouseCaptured())
+        return;
+    pWin->ReleaseMouse();
+}
+
+void SelectionEngine::CaptureMouse()
+{
+    if (!pWin || pWin->IsMouseCaptured())
+        return;
+    pWin->CaptureMouse();
+}
+
+bool SelectionEngine::SelMouseMove( const MouseEvent& rMEvt )
+{
+
+    if ( !pFunctionSet || !(nFlags & SelectionEngineFlags::IN_SEL) ||
+         (nFlags & (SelectionEngineFlags::CMDEVT | SelectionEngineFlags::WAIT_UPEVT)) )
+        return false;
+
+    if( !(nFlags & SelectionEngineFlags::EXPANDONMOVE) )
+        return false; // wait for DragEvent!
+
+    aLastMove = rMEvt;
+    // if the mouse is outside the area, the frequency of
+    // SetCursorAtPoint() is only set by the Timer
+    if( aWTimer.IsActive() && !aArea.Contains( rMEvt.GetPosPixel() ))
+        return true;
+
+    aWTimer.SetTimeout( nUpdateInterval );
+    if (!comphelper::LibreOfficeKit::isActive())
+        // Generating fake mouse moves does not work with LOK.
+        aWTimer.Start();
+    if ( eSelMode != SelectionMode::Single )
+    {
+        if ( !(nFlags & SelectionEngineFlags::HAS_ANCH) )
+        {
+            pFunctionSet->CreateAnchor();
+            nFlags |= SelectionEngineFlags::HAS_ANCH;
+        }
+    }
+
+    pFunctionSet->SetCursorAtPoint( rMEvt.GetPosPixel() );
+
+    return true;
+}
+
+void SelectionEngine::SetWindow( vcl::Window* pNewWin )
+{
+    if( pNewWin != pWin )
+    {
+        if (nFlags & SelectionEngineFlags::IN_SEL)
+            ReleaseMouse();
+        pWin = pNewWin;
+        if (nFlags & SelectionEngineFlags::IN_SEL)
+            CaptureMouse();
+    }
+}
+
+void SelectionEngine::Reset()
+{
+    aWTimer.Stop();
+    if (nFlags & SelectionEngineFlags::IN_SEL)
+        ReleaseMouse();
+    nFlags &= ~SelectionEngineFlags(SelectionEngineFlags::HAS_ANCH | SelectionEngineFlags::IN_SEL);
+    nLockedMods = 0;
+}
+
+bool SelectionEngine::Command( const CommandEvent& rCEvt )
+{
+    // Timer aWTimer is active during enlarging a selection
+    if ( !pFunctionSet || aWTimer.IsActive() )
+        return false;
+    aWTimer.Stop();
+    if ( rCEvt.GetCommand() != CommandEventId::StartDrag )
+        return false;
+
+    nFlags |= SelectionEngineFlags::CMDEVT;
+    if ( nFlags & SelectionEngineFlags::DRG_ENAB )
+    {
+        SAL_WARN_IF( !rCEvt.IsMouseEvent(), "vcl", "STARTDRAG: Not a MouseEvent" );
+        if ( pFunctionSet->IsSelectionAtPoint( rCEvt.GetMousePosPixel() ) )
+        {
+            aLastMove = MouseEvent( rCEvt.GetMousePosPixel(),
+                           aLastMove.GetClicks(), aLastMove.GetMode(),
+                           aLastMove.GetButtons(), aLastMove.GetModifier() );
+            pFunctionSet->BeginDrag();
+            const SelectionEngineFlags nMask = SelectionEngineFlags::CMDEVT|SelectionEngineFlags::WAIT_UPEVT|SelectionEngineFlags::IN_SEL;
+            nFlags &= ~nMask;
+        }
+        else
+            nFlags &= ~SelectionEngineFlags::CMDEVT;
+    }
+    else
+        nFlags &= ~SelectionEngineFlags::CMDEVT;
+    return true;
+}
+
+void SelectionEngine::SetUpdateInterval( sal_uLong nInterval )
+{
+    if (nInterval < SELENG_AUTOREPEAT_INTERVAL_MIN)
+        // Set a lower threshold.  On Windows, setting this value too low
+        // would cause selection to get updated indefinitely.
+        nInterval = SELENG_AUTOREPEAT_INTERVAL_MIN;
+
+    if (nUpdateInterval == nInterval)
+        // no update needed.
+        return;
+
+    if (aWTimer.IsActive())
+    {
+        // reset the timer right away on interval change.
+        aWTimer.Stop();
+        aWTimer.SetTimeout(nInterval);
+        aWTimer.Start();
+    }
+    else
+        aWTimer.SetTimeout(nInterval);
+
+    nUpdateInterval = nInterval;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/settings.cxx b/vcl/source/window/settings.cxx
new file mode 100644
index 000000000..f9af6982a
--- /dev/null
+++ b/vcl/source/window/settings.cxx
@@ -0,0 +1,266 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <i18nlangtag/languagetag.hxx>
+#include <i18nlangtag/mslangid.hxx>
+
+#include <vcl/event.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/window.hxx>
+#include <vcl/settings.hxx>
+
+#include <unotools/configmgr.hxx>
+#include <unotools/confignode.hxx>
+
+#include <comphelper/processfactory.hxx>
+
+#include <salframe.hxx>
+#include <brdwin.hxx>
+
+#include <window.h>
+
+namespace vcl {
+
+void WindowOutputDevice::SetSettings( const AllSettings& rSettings )
+{
+    SetSettings( rSettings, false );
+}
+
+void WindowOutputDevice::SetSettings( const AllSettings& rSettings, bool bChild )
+{
+
+    if ( auto pBorderWindow = mxOwnerWindow->mpWindowImpl->mpBorderWindow.get() )
+    {
+        static_cast<vcl::WindowOutputDevice*>(pBorderWindow->GetOutDev())->SetSettings( rSettings, false );
+        if ( (pBorderWindow->GetType() == WindowType::BORDERWINDOW) &&
+             static_cast<ImplBorderWindow*>(pBorderWindow)->mpMenuBarWindow )
+            static_cast<vcl::WindowOutputDevice*>(static_cast<ImplBorderWindow*>(pBorderWindow)->mpMenuBarWindow->GetOutDev())->SetSettings( rSettings, true );
+    }
+
+    AllSettings aOldSettings(*mxSettings);
+    OutputDevice::SetSettings( rSettings );
+    AllSettingsFlags nChangeFlags = aOldSettings.GetChangeFlags( rSettings );
+
+    // recalculate AppFont-resolution and DPI-resolution
+    mxOwnerWindow->ImplInitResolutionSettings();
+
+    if ( bool(nChangeFlags) )
+    {
+        DataChangedEvent aDCEvt( DataChangedEventType::SETTINGS, &aOldSettings, nChangeFlags );
+        mxOwnerWindow->DataChanged( aDCEvt );
+    }
+
+    if ( bChild )
+    {
+        vcl::Window* pChild = mxOwnerWindow->mpWindowImpl->mpFirstChild;
+        while ( pChild )
+        {
+            static_cast<vcl::WindowOutputDevice*>(pChild->GetOutDev())->SetSettings( rSettings, bChild );
+            pChild = pChild->mpWindowImpl->mpNext;
+        }
+    }
+}
+
+void Window::UpdateSettings( const AllSettings& rSettings, bool bChild )
+{
+
+    if ( mpWindowImpl->mpBorderWindow )
+    {
+        mpWindowImpl->mpBorderWindow->UpdateSettings( rSettings );
+        if ( (mpWindowImpl->mpBorderWindow->GetType() == WindowType::BORDERWINDOW) &&
+             static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->mpMenuBarWindow )
+            static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->mpMenuBarWindow->UpdateSettings( rSettings, true );
+    }
+
+    AllSettings aOldSettings(*mpWindowImpl->mxOutDev->mxSettings);
+    AllSettingsFlags nChangeFlags = mpWindowImpl->mxOutDev->mxSettings->Update( AllSettings::GetWindowUpdate(), rSettings );
+
+    // recalculate AppFont-resolution and DPI-resolution
+    ImplInitResolutionSettings();
+
+    /* #i73785#
+    *  do not overwrite a WheelBehavior with false
+    *  this looks kind of a hack, but WheelBehavior
+    *  is always a local change, not a system property,
+    *  so we can spare all our users the hassle of reacting on
+    *  this in their respective DataChanged.
+    */
+    MouseSettings aSet( mpWindowImpl->mxOutDev->mxSettings->GetMouseSettings() );
+    aSet.SetWheelBehavior( aOldSettings.GetMouseSettings().GetWheelBehavior() );
+    mpWindowImpl->mxOutDev->mxSettings->SetMouseSettings( aSet );
+
+    if( (nChangeFlags & AllSettingsFlags::STYLE) && IsBackground() )
+    {
+        Wallpaper aWallpaper = GetBackground();
+        if( !aWallpaper.IsBitmap() && !aWallpaper.IsGradient() )
+        {
+            if ( mpWindowImpl->mnStyle & WB_3DLOOK )
+            {
+                if (aOldSettings.GetStyleSettings().GetFaceColor() != rSettings.GetStyleSettings().GetFaceColor())
+                    SetBackground( Wallpaper( rSettings.GetStyleSettings().GetFaceColor() ) );
+            }
+            else
+            {
+                if (aOldSettings.GetStyleSettings().GetWindowColor() != rSettings.GetStyleSettings().GetWindowColor())
+                    SetBackground( Wallpaper( rSettings.GetStyleSettings().GetWindowColor() ) );
+            }
+        }
+    }
+
+    if ( bool(nChangeFlags) )
+    {
+        DataChangedEvent aDCEvt( DataChangedEventType::SETTINGS, &aOldSettings, nChangeFlags );
+        DataChanged( aDCEvt );
+        // notify data change handler
+        CallEventListeners( VclEventId::WindowDataChanged, &aDCEvt);
+    }
+
+    if ( bChild )
+    {
+        vcl::Window* pChild = mpWindowImpl->mpFirstChild;
+        while ( pChild )
+        {
+            pChild->UpdateSettings( rSettings, bChild );
+            pChild = pChild->mpWindowImpl->mpNext;
+        }
+    }
+}
+
+void Window::ImplUpdateGlobalSettings( AllSettings& rSettings, bool bCallHdl ) const
+{
+    StyleSettings aTmpSt( rSettings.GetStyleSettings() );
+    aTmpSt.SetHighContrastMode( false );
+    rSettings.SetStyleSettings( aTmpSt );
+    ImplGetFrame()->UpdateSettings( rSettings );
+
+    StyleSettings aStyleSettings = rSettings.GetStyleSettings();
+
+    vcl::Font aFont = aStyleSettings.GetMenuFont();
+    int defFontheight = aFont.GetFontHeight();
+
+    // if the UI is korean, chinese or another locale
+    // where the system font size is known to be often too small to
+    // generate readable fonts enforce a minimum font size of 9 points
+    bool bBrokenLangFontHeight = MsLangId::isCJK(Application::GetSettings().GetUILanguageTag().getLanguageType());
+    if (bBrokenLangFontHeight)
+        defFontheight = std::max(9, defFontheight);
+
+    // i22098, toolfont will be scaled differently to avoid bloated rulers and status bars for big fonts
+    int toolfontheight = defFontheight;
+    if( toolfontheight > 9 )
+        toolfontheight = (defFontheight+8) / 2;
+
+    aFont = aStyleSettings.GetAppFont();
+    aFont.SetFontHeight( defFontheight );
+    aStyleSettings.SetAppFont( aFont );
+    aFont = aStyleSettings.GetTitleFont();
+    aFont.SetFontHeight( defFontheight );
+    aStyleSettings.SetTitleFont( aFont );
+    aFont = aStyleSettings.GetFloatTitleFont();
+    aFont.SetFontHeight( defFontheight );
+    aStyleSettings.SetFloatTitleFont( aFont );
+    // keep menu and help font size from system unless in broken locale size
+    if( bBrokenLangFontHeight )
+    {
+        aFont = aStyleSettings.GetMenuFont();
+        if( aFont.GetFontHeight() < defFontheight )
+        {
+            aFont.SetFontHeight( defFontheight );
+            aStyleSettings.SetMenuFont( aFont );
+        }
+        aFont = aStyleSettings.GetHelpFont();
+        if( aFont.GetFontHeight() < defFontheight )
+        {
+            aFont.SetFontHeight( defFontheight );
+            aStyleSettings.SetHelpFont( aFont );
+        }
+    }
+
+    // use different height for toolfont
+    aFont = aStyleSettings.GetToolFont();
+    aFont.SetFontHeight( toolfontheight );
+    aStyleSettings.SetToolFont( aFont );
+
+    aFont = aStyleSettings.GetLabelFont();
+    aFont.SetFontHeight( defFontheight );
+    aStyleSettings.SetLabelFont( aFont );
+    aFont = aStyleSettings.GetRadioCheckFont();
+    aFont.SetFontHeight( defFontheight );
+    aStyleSettings.SetRadioCheckFont( aFont );
+    aFont = aStyleSettings.GetPushButtonFont();
+    aFont.SetFontHeight( defFontheight );
+    aStyleSettings.SetPushButtonFont( aFont );
+    aFont = aStyleSettings.GetFieldFont();
+    aFont.SetFontHeight( defFontheight );
+    aStyleSettings.SetFieldFont( aFont );
+    aFont = aStyleSettings.GetIconFont();
+    aFont.SetFontHeight( defFontheight );
+    aStyleSettings.SetIconFont( aFont );
+    aFont = aStyleSettings.GetTabFont();
+    aFont.SetFontHeight( defFontheight );
+    aStyleSettings.SetTabFont( aFont );
+    aFont = aStyleSettings.GetGroupFont();
+    aFont.SetFontHeight( defFontheight );
+    aStyleSettings.SetGroupFont( aFont );
+
+    rSettings.SetStyleSettings( aStyleSettings );
+
+    bool bForceHCMode = false;
+
+    // auto detect HC mode; if the system already set it to "yes"
+    // (see above) then accept that
+    if (!rSettings.GetStyleSettings().GetHighContrastMode() && !utl::ConfigManager::IsFuzzing())
+    {
+        bool bAutoHCMode = true;
+        utl::OConfigurationNode aNode = utl::OConfigurationTreeRoot::tryCreateWithComponentContext(
+            comphelper::getProcessComponentContext(),
+            "org.openoffice.Office.Common/Accessibility" );    // note: case sensitive !
+        if ( aNode.isValid() )
+        {
+            css::uno::Any aValue = aNode.getNodeValue( "AutoDetectSystemHC" );
+            bool bTmp = false;
+            if( aValue >>= bTmp )
+                bAutoHCMode = bTmp;
+        }
+        if( bAutoHCMode )
+        {
+            if( rSettings.GetStyleSettings().GetFaceColor().IsDark() ||
+                rSettings.GetStyleSettings().GetWindowColor().IsDark() )
+                bForceHCMode = true;
+        }
+    }
+
+    static const char* pEnvHC = getenv( "SAL_FORCE_HC" );
+    if( pEnvHC && *pEnvHC )
+        bForceHCMode = true;
+
+    if( bForceHCMode )
+    {
+        aStyleSettings = rSettings.GetStyleSettings();
+        aStyleSettings.SetHighContrastMode( true );
+        rSettings.SetStyleSettings( aStyleSettings );
+    }
+
+    if ( bCallHdl )
+        GetpApp()->OverrideSystemSettings( rSettings );
+}
+
+} /*namespace vcl*/
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/split.cxx b/vcl/source/window/split.cxx
new file mode 100644
index 000000000..df631b270
--- /dev/null
+++ b/vcl/source/window/split.cxx
@@ -0,0 +1,698 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <tools/poly.hxx>
+
+#include <vcl/event.hxx>
+#include <vcl/split.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/syswin.hxx>
+#include <vcl/taskpanelist.hxx>
+#include <vcl/lineinfo.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/ptrstyle.hxx>
+#include <vcl/lazydelete.hxx>
+
+#include <window.h>
+
+namespace
+{
+    Wallpaper& ImplBlackWall()
+    {
+        static vcl::DeleteOnDeinit< Wallpaper > SINGLETON(COL_BLACK);
+        return *SINGLETON.get();
+    }
+    Wallpaper& ImplWhiteWall()
+    {
+        static vcl::DeleteOnDeinit< Wallpaper > SINGLETON(COL_LIGHTGRAY);
+        return *SINGLETON.get();
+    }
+}
+
+// Should only be called from an ImplInit method for initialization or
+// after checking bNew is different from the current mbHorzSplit value.
+// The public method that does that check is Splitter::SetHorizontal().
+void Splitter::ImplInitHorVer(bool bNew)
+{
+    mbHorzSplit = bNew;
+
+    PointerStyle ePointerStyle;
+    const StyleSettings& rSettings = GetSettings().GetStyleSettings();
+
+    if ( mbHorzSplit )
+    {
+        ePointerStyle = PointerStyle::HSplit;
+        SetSizePixel( Size( StyleSettings::GetSplitSize(), rSettings.GetScrollBarSize() ) );
+    }
+    else
+    {
+        ePointerStyle = PointerStyle::VSplit;
+        SetSizePixel( Size( rSettings.GetScrollBarSize(), StyleSettings::GetSplitSize() ) );
+    }
+
+    SetPointer( ePointerStyle );
+}
+
+void Splitter::ImplInit( vcl::Window* pParent, WinBits nWinStyle )
+{
+    Window::ImplInit( pParent, nWinStyle, nullptr );
+
+    mpRefWin = pParent;
+
+    ImplInitHorVer(nWinStyle & WB_HSCROLL);
+
+    if( GetSettings().GetStyleSettings().GetFaceColor().IsDark() )
+        SetBackground( ImplWhiteWall() );
+    else
+        SetBackground( ImplBlackWall() );
+
+    TaskPaneList *pTList = GetSystemWindow()->GetTaskPaneList();
+    pTList->AddWindow( this );
+}
+
+void Splitter::ImplSplitMousePos( Point& rPos )
+{
+    if ( mbHorzSplit )
+    {
+        if ( rPos.X() > maDragRect.Right()-1 )
+            rPos.setX( maDragRect.Right()-1 );
+        if ( rPos.X() < maDragRect.Left()+1 )
+            rPos.setX( maDragRect.Left()+1 );
+    }
+    else
+    {
+        if ( rPos.Y() > maDragRect.Bottom()-1 )
+            rPos.setY( maDragRect.Bottom()-1 );
+        if ( rPos.Y() < maDragRect.Top()+1 )
+            rPos.setY( maDragRect.Top()+1 );
+    }
+}
+
+void Splitter::ImplDrawSplitter()
+{
+    tools::Rectangle aInvRect( maDragRect );
+
+    if ( mbHorzSplit )
+    {
+        aInvRect.SetLeft( maDragPos.X() - 1 );
+        aInvRect.SetRight( maDragPos.X() + 1 );
+    }
+    else
+    {
+        aInvRect.SetTop( maDragPos.Y() - 1 );
+        aInvRect.SetBottom( maDragPos.Y() + 1 );
+    }
+
+    mpRefWin->InvertTracking( mpRefWin->PixelToLogic(aInvRect), ShowTrackFlags::Split );
+}
+
+Splitter::Splitter( vcl::Window* pParent, WinBits nStyle ) :
+    Window( WindowType::SPLITTER ),
+    mpRefWin( nullptr ),
+    mnSplitPos( 0 ),
+    mnLastSplitPos( 0 ),
+    mnStartSplitPos( 0 ),
+    mbDragFull( false ),
+    mbKbdSplitting( false ),
+    mbInKeyEvent( false ),
+    mnKeyboardStepSize( SPLITTER_DEFAULTSTEPSIZE )
+{
+    ImplGetWindowImpl()->mbSplitter        = true;
+
+    ImplInit( pParent, nStyle );
+
+    GetOutDev()->SetLineColor();
+    GetOutDev()->SetFillColor();
+}
+
+Splitter::~Splitter()
+{
+    disposeOnce();
+}
+
+void Splitter::dispose()
+{
+    SystemWindow *pSysWin = GetSystemWindow();
+    if(pSysWin)
+    {
+        TaskPaneList *pTList = pSysWin->GetTaskPaneList();
+        pTList->RemoveWindow(this);
+    }
+    mpRefWin.clear();
+    Window::dispose();
+}
+
+void Splitter::SetHorizontal(bool bNew)
+{
+    if(bNew != mbHorzSplit)
+    {
+        ImplInitHorVer(bNew);
+    }
+}
+
+void Splitter::SetKeyboardStepSize( tools::Long nStepSize )
+{
+    mnKeyboardStepSize = nStepSize;
+}
+
+Splitter* Splitter::ImplFindSibling()
+{
+    // look for another splitter with the same parent but different orientation
+    vcl::Window *pWin = GetParent()->GetWindow( GetWindowType::FirstChild );
+    Splitter *pSplitter = nullptr;
+    while( pWin )
+    {
+        if( pWin->ImplIsSplitter() )
+        {
+            pSplitter = static_cast<Splitter*>(pWin);
+            if( pSplitter != this && IsHorizontal() != pSplitter->IsHorizontal() )
+                return pSplitter;
+        }
+        pWin = pWin->GetWindow( GetWindowType::Next );
+    }
+    return nullptr;
+}
+
+bool Splitter::ImplSplitterActive()
+{
+    // is splitter in document or at scrollbar handle ?
+
+    bool bActive = true;
+    const StyleSettings& rSettings = GetSettings().GetStyleSettings();
+    tools::Long nA = rSettings.GetScrollBarSize();
+    tools::Long nB = StyleSettings::GetSplitSize();
+
+    Size aSize = GetOutDev()->GetOutputSize();
+    if ( mbHorzSplit )
+    {
+        if( aSize.Width() == nB && aSize.Height() == nA )
+            bActive = false;
+    }
+    else
+    {
+        if( aSize.Width() == nA && aSize.Height() == nB )
+            bActive = false;
+    }
+    return bActive;
+}
+
+void Splitter::MouseButtonDown( const MouseEvent& rMEvt )
+{
+    if ( rMEvt.GetClicks() == 2 )
+    {
+        if ( mnLastSplitPos != mnSplitPos )
+        {
+            StartSplit();
+            Point aPos = rMEvt.GetPosPixel();
+            if ( mbHorzSplit )
+                aPos.setX( mnLastSplitPos );
+            else
+                aPos.setY( mnLastSplitPos );
+            ImplSplitMousePos( aPos );
+            tools::Long nTemp = mnSplitPos;
+            if ( mbHorzSplit )
+                SetSplitPosPixel( aPos.X() );
+            else
+                SetSplitPosPixel( aPos.Y() );
+            mnLastSplitPos = nTemp;
+            Split();
+            EndSplit();
+        }
+    }
+    else
+        StartDrag();
+}
+
+void Splitter::Tracking( const TrackingEvent& rTEvt )
+{
+    if ( rTEvt.IsTrackingEnded() )
+    {
+        if ( !mbDragFull )
+            ImplDrawSplitter();
+
+        if ( !rTEvt.IsTrackingCanceled() )
+        {
+            tools::Long nNewPos;
+            if ( mbHorzSplit )
+                nNewPos = maDragPos.X();
+            else
+                nNewPos = maDragPos.Y();
+            if ( nNewPos != mnStartSplitPos )
+            {
+                SetSplitPosPixel( nNewPos );
+                mnLastSplitPos = 0;
+                Split();
+            }
+            EndSplit();
+        }
+        else if ( mbDragFull )
+        {
+            SetSplitPosPixel( mnStartSplitPos );
+            Split();
+        }
+        mnStartSplitPos = 0;
+    }
+    else
+    {
+        //Point aNewPos = mpRefWin->ScreenToOutputPixel( OutputToScreenPixel( rTEvt.GetMouseEvent().GetPosPixel() ) );
+        Point aNewPos = mpRefWin->NormalizedScreenToOutputPixel( OutputToNormalizedScreenPixel( rTEvt.GetMouseEvent().GetPosPixel() ) );
+        ImplSplitMousePos( aNewPos );
+
+        if ( mbHorzSplit )
+        {
+            if ( aNewPos.X() == maDragPos.X() )
+                return;
+        }
+        else
+        {
+            if ( aNewPos.Y() == maDragPos.Y() )
+                return;
+        }
+
+        if ( mbDragFull )
+        {
+            maDragPos = aNewPos;
+            tools::Long nNewPos;
+            if ( mbHorzSplit )
+                nNewPos = maDragPos.X();
+            else
+                nNewPos = maDragPos.Y();
+            if ( nNewPos != mnSplitPos )
+            {
+                SetSplitPosPixel( nNewPos );
+                mnLastSplitPos = 0;
+                Split();
+            }
+
+            GetParent()->PaintImmediately();
+        }
+        else
+        {
+            ImplDrawSplitter();
+            maDragPos = aNewPos;
+            ImplDrawSplitter();
+        }
+    }
+}
+
+void Splitter::ImplKbdTracking( vcl::KeyCode aKeyCode )
+{
+    sal_uInt16 nCode = aKeyCode.GetCode();
+    if ( nCode == KEY_ESCAPE || nCode == KEY_RETURN )
+    {
+        if( !mbKbdSplitting )
+            return;
+        else
+            mbKbdSplitting = false;
+
+        if ( nCode != KEY_ESCAPE )
+        {
+            tools::Long nNewPos;
+            if ( mbHorzSplit )
+                nNewPos = maDragPos.X();
+            else
+                nNewPos = maDragPos.Y();
+            if ( nNewPos != mnStartSplitPos )
+            {
+                SetSplitPosPixel( nNewPos );
+                mnLastSplitPos = 0;
+                Split();
+            }
+        }
+        else
+        {
+            SetSplitPosPixel( mnStartSplitPos );
+            Split();
+            EndSplit();
+        }
+        mnStartSplitPos = 0;
+    }
+    else
+    {
+        Point aNewPos;
+        Size aSize = mpRefWin->GetOutDev()->GetOutputSize();
+        Point aPos = GetPosPixel();
+        // depending on the position calc allows continuous moves or snaps to row/columns
+        // continuous mode is active when position is at the origin or end of the splitter
+        // otherwise snap mode is active
+        // default here is snap, holding shift sets continuous mode
+        if( mbHorzSplit )
+            aNewPos = Point( ImplSplitterActive() ? aPos.X() : mnSplitPos, aKeyCode.IsShift() ? 0 : aSize.Height()/2);
+        else
+            aNewPos = Point( aKeyCode.IsShift() ? 0 : aSize.Width()/2, ImplSplitterActive() ? aPos.Y() : mnSplitPos );
+
+        Point aOldWindowPos = GetPosPixel();
+
+        int maxiter = 500;  // avoid endless loop
+        int delta=0;
+        int delta_step = mbHorzSplit  ? aSize.Width()/10 : aSize.Height()/10;
+
+        // use the specified step size if it was set
+        if( mnKeyboardStepSize != SPLITTER_DEFAULTSTEPSIZE )
+            delta_step = mnKeyboardStepSize;
+
+        while( maxiter-- && aOldWindowPos == GetPosPixel() )
+        {
+            // inc/dec position until application performs changes
+            // thus a single key press really moves the splitter
+            if( aKeyCode.IsShift() )
+                delta++;
+            else
+                delta += delta_step;
+
+            switch( nCode )
+            {
+            case KEY_LEFT:
+                aNewPos.AdjustX( -delta );
+                break;
+            case KEY_RIGHT:
+                aNewPos.AdjustX(delta );
+                break;
+            case KEY_UP:
+                aNewPos.AdjustY( -delta );
+                break;
+            case KEY_DOWN:
+                aNewPos.AdjustY(delta );
+                break;
+            default:
+                maxiter = 0;    // leave loop
+                break;
+            }
+            ImplSplitMousePos( aNewPos );
+
+            if ( mbHorzSplit )
+            {
+                if ( aNewPos.X() == maDragPos.X() )
+                    continue;
+            }
+            else
+            {
+                if ( aNewPos.Y() == maDragPos.Y() )
+                    continue;
+            }
+
+            maDragPos = aNewPos;
+            tools::Long nNewPos;
+            if ( mbHorzSplit )
+                nNewPos = maDragPos.X();
+            else
+                nNewPos = maDragPos.Y();
+            if ( nNewPos != mnSplitPos )
+            {
+                SetSplitPosPixel( nNewPos );
+                mnLastSplitPos = 0;
+                Split();
+            }
+            GetParent()->PaintImmediately();
+        }
+    }
+}
+
+void Splitter::StartSplit()
+{
+    maStartSplitHdl.Call( this );
+}
+
+void Splitter::Split()
+{
+    maSplitHdl.Call( this );
+}
+
+void Splitter::EndSplit()
+{
+    maEndSplitHdl.Call( this );
+}
+
+void Splitter::SetDragRectPixel( const tools::Rectangle& rDragRect, vcl::Window* _pRefWin )
+{
+    maDragRect = rDragRect;
+    if ( !_pRefWin )
+        mpRefWin = GetParent();
+    else
+        mpRefWin = _pRefWin;
+}
+
+void Splitter::SetSplitPosPixel( tools::Long nNewPos )
+{
+    mnSplitPos = nNewPos;
+}
+
+void Splitter::StartDrag()
+{
+    if ( IsTracking() )
+        return;
+
+    StartSplit();
+
+    // Tracking starten
+    StartTracking();
+
+    // Start-Position ermitteln
+    maDragPos = mpRefWin->GetPointerPosPixel();
+    ImplSplitMousePos( maDragPos );
+    if ( mbHorzSplit )
+        mnStartSplitPos = maDragPos.X();
+    else
+        mnStartSplitPos = maDragPos.Y();
+
+    mbDragFull = bool(Application::GetSettings().GetStyleSettings().GetDragFullOptions() & DragFullOptions::Split);
+    if ( !mbDragFull )
+        ImplDrawSplitter();
+}
+
+void Splitter::ImplStartKbdSplitting()
+{
+    if( mbKbdSplitting )
+        return;
+
+    mbKbdSplitting = true;
+
+    StartSplit();
+
+    // determine start position
+    // because we have no mouse position we take either the position
+    // of the splitter window or the last split position
+    // the other coordinate is just the center of the reference window
+    Size aSize = mpRefWin->GetOutDev()->GetOutputSize();
+    Point aPos = GetPosPixel();
+    if( mbHorzSplit )
+        maDragPos = Point( ImplSplitterActive() ? aPos.X() : mnSplitPos, aSize.Height()/2 );
+    else
+        maDragPos = Point( aSize.Width()/2, ImplSplitterActive() ? aPos.Y() : mnSplitPos );
+    ImplSplitMousePos( maDragPos );
+    if ( mbHorzSplit )
+        mnStartSplitPos = maDragPos.X();
+    else
+        mnStartSplitPos = maDragPos.Y();
+}
+
+void Splitter::ImplRestoreSplitter()
+{
+    // set splitter in the center of the ref window
+    StartSplit();
+    Size aSize = mpRefWin->GetOutDev()->GetOutputSize();
+    Point aPos( aSize.Width()/2 , aSize.Height()/2);
+    if ( mnLastSplitPos != mnSplitPos && mnLastSplitPos > 5 )
+    {
+        // restore last pos if it was a useful position (>5)
+        if ( mbHorzSplit )
+            aPos.setX( mnLastSplitPos );
+        else
+            aPos.setY( mnLastSplitPos );
+    }
+
+    ImplSplitMousePos( aPos );
+    tools::Long nTemp = mnSplitPos;
+    if ( mbHorzSplit )
+        SetSplitPosPixel( aPos.X() );
+    else
+        SetSplitPosPixel( aPos.Y() );
+    mnLastSplitPos = nTemp;
+    Split();
+    EndSplit();
+}
+
+void Splitter::GetFocus()
+{
+    if( !ImplSplitterActive() )
+        ImplRestoreSplitter();
+
+    Invalidate();
+}
+
+void Splitter::LoseFocus()
+{
+    if( mbKbdSplitting )
+    {
+        vcl::KeyCode aReturnKey( KEY_RETURN );
+        ImplKbdTracking( aReturnKey );
+        mbKbdSplitting = false;
+    }
+    Invalidate();
+}
+
+void Splitter::KeyInput( const KeyEvent& rKEvt )
+{
+    if( mbInKeyEvent )
+        return;
+
+    mbInKeyEvent = true;
+
+    Splitter *pSibling = ImplFindSibling();
+    vcl::KeyCode aKeyCode = rKEvt.GetKeyCode();
+    sal_uInt16 nCode = aKeyCode.GetCode();
+    switch ( nCode )
+    {
+        case KEY_UP:
+        case KEY_DOWN:
+            if( !mbHorzSplit )
+            {
+                ImplStartKbdSplitting();
+                ImplKbdTracking( aKeyCode );
+            }
+            else
+            {
+                if( pSibling )
+                {
+                    pSibling->GrabFocus();
+                    pSibling->KeyInput( rKEvt );
+                }
+            }
+            break;
+        case KEY_RIGHT:
+        case KEY_LEFT:
+            if( mbHorzSplit )
+            {
+                ImplStartKbdSplitting();
+                ImplKbdTracking( aKeyCode );
+            }
+            else
+            {
+                if( pSibling )
+                {
+                    pSibling->GrabFocus();
+                    pSibling->KeyInput( rKEvt );
+                }
+            }
+            break;
+
+        case KEY_DELETE:
+            if( ImplSplitterActive() )
+            {
+                if( mbKbdSplitting )
+                {
+                    vcl::KeyCode aKey( KEY_ESCAPE );
+                    ImplKbdTracking( aKey );
+                }
+
+                StartSplit();
+                Point aPos;
+                if ( mbHorzSplit )
+                    aPos.setX( 0 );
+                else
+                    aPos.setY( 0 );
+                ImplSplitMousePos( aPos );
+                tools::Long nTemp = mnSplitPos;
+                if ( mbHorzSplit )
+                    SetSplitPosPixel( aPos.X() );
+                else
+                    SetSplitPosPixel( aPos.Y() );
+                mnLastSplitPos = nTemp;
+                Split();
+                EndSplit();
+
+                // Shift-Del deletes both splitters
+                if( aKeyCode.IsShift() && pSibling )
+                    pSibling->KeyInput( rKEvt );
+
+                GrabFocusToDocument();
+            }
+            break;
+
+        case KEY_ESCAPE:
+            if( mbKbdSplitting )
+                ImplKbdTracking( aKeyCode );
+            else
+                GrabFocusToDocument();
+            break;
+
+        case KEY_RETURN:
+            ImplKbdTracking( aKeyCode );
+            GrabFocusToDocument();
+            break;
+        default:    // let any key input fix the splitter
+            Window::KeyInput( rKEvt );
+            GrabFocusToDocument();
+            break;
+    }
+    mbInKeyEvent = false;
+}
+
+void Splitter::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    Window::DataChanged( rDCEvt );
+    if( rDCEvt.GetType() != DataChangedEventType::SETTINGS )
+        return;
+
+    const AllSettings* pOldSettings = rDCEvt.GetOldSettings();
+    if(!pOldSettings)
+        return;
+
+    Color oldFaceColor = pOldSettings->GetStyleSettings().GetFaceColor();
+    Color newFaceColor = Application::GetSettings().GetStyleSettings().GetFaceColor();
+    if( oldFaceColor.IsDark() != newFaceColor.IsDark() )
+    {
+        if( newFaceColor.IsDark() )
+            SetBackground( ImplWhiteWall() );
+        else
+            SetBackground( ImplBlackWall() );
+    }
+}
+
+void Splitter::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rPaintRect)
+{
+    rRenderContext.DrawRect(rPaintRect);
+
+    tools::Polygon aPoly(rPaintRect);
+    tools::PolyPolygon aPolyPoly(aPoly);
+    rRenderContext.DrawTransparent(aPolyPoly, 85);
+
+    if (mbKbdSplitting)
+    {
+        LineInfo aInfo( LineStyle::Dash );
+        //aInfo.SetDashLen( 2 );
+        //aInfo.SetDashCount( 1 );
+        aInfo.SetDistance( 1 );
+        aInfo.SetDotLen( 2 );
+        aInfo.SetDotCount( 3 );
+
+        rRenderContext.DrawPolyLine( aPoly, aInfo );
+    }
+    else
+    {
+        rRenderContext.DrawRect(rPaintRect);
+    }
+}
+
+Size Splitter::GetOptimalSize() const
+{
+    return LogicToPixel(Size(3, 3), MapMode(MapUnit::MapAppFont));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/splitwin.cxx b/vcl/source/window/splitwin.cxx
new file mode 100644
index 000000000..1cb8389fa
--- /dev/null
+++ b/vcl/source/window/splitwin.cxx
@@ -0,0 +1,2719 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <string.h>
+
+#include <o3tl/safeint.hxx>
+#include <sal/log.hxx>
+
+#include <vcl/event.hxx>
+#include <vcl/wall.hxx>
+#include <vcl/help.hxx>
+#include <vcl/splitwin.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/ptrstyle.hxx>
+
+#include <svdata.hxx>
+#include <strings.hrc>
+
+
+#define SPLITWIN_SPLITSIZEEX            4
+#define SPLITWIN_SPLITSIZEAUTOHIDE      72
+#define SPLITWIN_SPLITSIZEFADE          72
+
+#define SPLIT_HORZ              (sal_uInt16(0x0001))
+#define SPLIT_VERT              (sal_uInt16(0x0002))
+#define SPLIT_WINDOW            (sal_uInt16(0x0004))
+#define SPLIT_NOSPLIT           (sal_uInt16(0x8000))
+
+namespace {
+
+class ImplSplitItem
+{
+public:
+    ImplSplitItem();
+
+    tools::Long                mnSize;
+    tools::Long                mnPixSize;
+    tools::Long                mnLeft;
+    tools::Long                mnTop;
+    tools::Long                mnWidth;
+    tools::Long                mnHeight;
+    tools::Long                mnSplitPos;
+    tools::Long                mnSplitSize;
+    tools::Long                mnOldSplitPos;
+    tools::Long                mnOldSplitSize;
+    tools::Long                mnOldWidth;
+    tools::Long                mnOldHeight;
+    std::unique_ptr<ImplSplitSet> mpSet;
+    VclPtr<vcl::Window> mpWindow;
+    VclPtr<vcl::Window> mpOrgParent;
+    sal_uInt16          mnId;
+    SplitWindowItemFlags mnBits;
+    bool                mbFixed;
+    bool                mbSubSize;
+    /// Minimal width or height of the item.  -1 means no restriction.
+    tools::Long                mnMinSize;
+    /// Maximal width or height of the item.  -1 means no restriction.
+    tools::Long                mnMaxSize;
+};
+
+}
+
+class ImplSplitSet
+{
+public:
+    ImplSplitSet();
+
+    std::vector< ImplSplitItem > mvItems;
+    tools::Long                mnLastSize;
+    tools::Long                mnSplitSize;
+    sal_uInt16          mnId;
+    bool                mbCalcPix;
+};
+
+ImplSplitItem::ImplSplitItem()
+    : mnSize(0)
+    , mnPixSize(0)
+    , mnLeft(0)
+    , mnTop(0)
+    , mnWidth(0)
+    , mnHeight(0)
+    , mnSplitPos(0)
+    , mnSplitSize(0)
+    , mnOldSplitPos(0)
+    , mnOldSplitSize(0)
+    , mnOldWidth(0)
+    , mnOldHeight(0)
+    , mnId(0)
+    , mnBits(SplitWindowItemFlags::NONE)
+    , mbFixed(false)
+    , mbSubSize(false)
+    , mnMinSize(-1)
+    , mnMaxSize(-1)
+{
+}
+
+ImplSplitSet::ImplSplitSet() :
+    mnLastSize( 0 ),
+    mnSplitSize( SPLITWIN_SPLITSIZE ),
+    mnId( 0 ),
+    mbCalcPix( true )
+{
+}
+
+/** Check whether the given size is inside the valid range defined by
+    [rItem.mnMinSize,rItem.mnMaxSize].  When it is not inside it then return
+    the upper or lower bound, respectively. Otherwise return the given size
+    unmodified.
+    Note that either mnMinSize and/or mnMaxSize can be -1 in which case the
+    size has not lower or upper bound.
+*/
+namespace {
+    tools::Long ValidateSize (const tools::Long nSize, const ImplSplitItem & rItem)
+    {
+        if (rItem.mnMinSize>=0 && nSize<rItem.mnMinSize)
+            return rItem.mnMinSize;
+        else if (rItem.mnMaxSize>0 && nSize>rItem.mnMaxSize)
+            return rItem.mnMaxSize;
+        else
+            return nSize;
+    }
+}
+
+static void ImplCalcBorder( WindowAlign eAlign,
+                            tools::Long& rLeft, tools::Long& rTop,
+                            tools::Long& rRight, tools::Long& rBottom )
+{
+    switch ( eAlign )
+    {
+    case WindowAlign::Top:
+        rLeft   = 2;
+        rTop    = 2;
+        rRight  = 2;
+        rBottom = 0;
+        break;
+    case WindowAlign::Left:
+        rLeft   = 0;
+        rTop    = 2;
+        rRight  = 2;
+        rBottom = 2;
+        break;
+    case WindowAlign::Bottom:
+        rLeft   = 2;
+        rTop    = 0;
+        rRight  = 2;
+        rBottom = 2;
+        break;
+    default:
+        rLeft   = 0;
+        rTop    = 2;
+        rRight  = 2;
+        rBottom = 2;
+        break;
+    }
+}
+
+void SplitWindow::ImplDrawBorder(vcl::RenderContext& rRenderContext)
+{
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+    tools::Long nDX = mnDX;
+    tools::Long nDY = mnDY;
+
+    switch (meAlign)
+    {
+    case WindowAlign::Bottom:
+        break;
+    case WindowAlign::Top:
+        break;
+    case WindowAlign::Left:
+        break;
+    default:
+        rRenderContext.SetLineColor(rStyleSettings.GetShadowColor());
+        rRenderContext.DrawLine(Point(0, 0), Point( 0, nDY));
+        rRenderContext.DrawLine(Point(0, nDY), Point(nDX, nDY));
+    }
+}
+
+void SplitWindow::ImplDrawBorderLine(vcl::RenderContext& rRenderContext)
+{
+    if (!mbFadeOut)
+        return;
+
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+    tools::Long nDX = mnDX;
+    tools::Long  nDY = mnDY;
+
+    switch (meAlign)
+    {
+    case WindowAlign::Left:
+        rRenderContext.SetLineColor( rStyleSettings.GetShadowColor() );
+        rRenderContext.DrawLine( Point( nDX-SPLITWIN_SPLITSIZEEXLN-1, 1 ), Point( nDX-SPLITWIN_SPLITSIZEEXLN-1, nDY-2 ) );
+
+        rRenderContext.SetLineColor( rStyleSettings.GetLightColor() );
+        rRenderContext.DrawLine( Point( nDX-SPLITWIN_SPLITSIZEEXLN, 1 ), Point( nDX-SPLITWIN_SPLITSIZEEXLN, nDY-3 ) );
+        break;
+    case WindowAlign::Right:
+        break;
+    case WindowAlign::Top:
+        rRenderContext.SetLineColor( rStyleSettings.GetShadowColor() );
+        rRenderContext.DrawLine( Point( 0, nDY-SPLITWIN_SPLITSIZEEXLN-1 ), Point( nDX-1, nDY-SPLITWIN_SPLITSIZEEXLN-1 ) );
+
+        rRenderContext.SetLineColor( rStyleSettings.GetLightColor() );
+        rRenderContext.DrawLine( Point( 0, nDY-SPLITWIN_SPLITSIZEEXLN ), Point( nDX-1, nDY-SPLITWIN_SPLITSIZEEXLN ) );
+        break;
+    case WindowAlign::Bottom:
+        rRenderContext.SetLineColor( rStyleSettings.GetShadowColor() );
+        rRenderContext.DrawLine( Point( 0, 5 ), Point( nDX-1, 5 ) );
+
+        rRenderContext.SetLineColor( rStyleSettings.GetLightColor() );
+        rRenderContext.DrawLine( Point( 0, SPLITWIN_SPLITSIZEEXLN ), Point( nDX-1, SPLITWIN_SPLITSIZEEXLN ) );
+        break;
+    }
+}
+
+static ImplSplitSet* ImplFindSet( ImplSplitSet* pSet, sal_uInt16 nId )
+{
+    if ( pSet->mnId == nId )
+        return pSet;
+
+    std::vector< ImplSplitItem >&     rItems = pSet->mvItems;
+
+    for ( const auto& rItem : rItems )
+    {
+        if ( rItem.mnId == nId )
+            return rItem.mpSet.get();
+    }
+
+    for ( auto& rItem : rItems )
+    {
+        if ( rItem.mpSet )
+        {
+            ImplSplitSet* pFindSet = ImplFindSet( rItem.mpSet.get(), nId );
+            if ( pFindSet )
+                return pFindSet;
+        }
+    }
+
+    return nullptr;
+}
+
+static ImplSplitSet* ImplFindItem( ImplSplitSet* pSet, sal_uInt16 nId, sal_uInt16& rPos )
+{
+    size_t              nItems = pSet->mvItems.size();
+    std::vector< ImplSplitItem >&     rItems = pSet->mvItems;
+
+    for ( size_t i = 0; i < nItems; i++ )
+    {
+        if ( rItems[i].mnId == nId )
+        {
+            rPos = i;
+            return pSet;
+        }
+    }
+
+    for ( auto& rItem : rItems )
+    {
+        if ( rItem.mpSet )
+        {
+            ImplSplitSet* pFindSet = ImplFindItem( rItem.mpSet.get(), nId, rPos );
+            if ( pFindSet )
+                return pFindSet;
+        }
+    }
+
+    return nullptr;
+}
+
+static sal_uInt16 ImplFindItem( ImplSplitSet* pSet, vcl::Window* pWindow )
+{
+    std::vector< ImplSplitItem >&     rItems = pSet->mvItems;
+
+    for ( auto& rItem : rItems )
+    {
+        if ( rItem.mpWindow == pWindow )
+            return rItem.mnId;
+        else
+        {
+            if ( rItem.mpSet )
+            {
+                sal_uInt16 nId = ImplFindItem( rItem.mpSet.get(), pWindow );
+                if ( nId )
+                    return nId;
+            }
+        }
+    }
+
+    return 0;
+}
+
+static sal_uInt16 ImplFindItem( ImplSplitSet* pSet, const Point& rPos,
+                            bool bRows, bool bDown = true )
+{
+    std::vector< ImplSplitItem >&     rItems = pSet->mvItems;
+
+    for ( auto& rItem : rItems )
+    {
+        if ( rItem.mnWidth && rItem.mnHeight )
+        {
+            Point       aPoint( rItem.mnLeft, rItem.mnTop );
+            Size        aSize( rItem.mnWidth, rItem.mnHeight );
+            tools::Rectangle   aRect( aPoint, aSize );
+            if ( bRows )
+            {
+                if ( bDown )
+                    aRect.AdjustBottom(pSet->mnSplitSize );
+                else
+                    aRect.AdjustTop( -(pSet->mnSplitSize) );
+            }
+            else
+            {
+                if ( bDown )
+                    aRect.AdjustRight(pSet->mnSplitSize );
+                else
+                    aRect.AdjustLeft( -(pSet->mnSplitSize) );
+            }
+
+            if ( aRect.Contains( rPos ) )
+            {
+                if ( rItem.mpSet && !rItem.mpSet->mvItems.empty() )
+                {
+                    return ImplFindItem( rItem.mpSet.get(), rPos,
+                                        !(rItem.mnBits & SplitWindowItemFlags::ColSet) );
+                }
+                else
+                    return rItem.mnId;
+            }
+        }
+    }
+
+    return 0;
+}
+
+static void ImplCalcSet( ImplSplitSet* pSet,
+                         tools::Long nSetLeft, tools::Long nSetTop,
+                         tools::Long nSetWidth, tools::Long nSetHeight,
+                         bool bRows, bool bDown = true )
+{
+    if ( pSet->mvItems.empty() )
+        return;
+
+    sal_uInt16          nMins;
+    sal_uInt16          nCalcItems;
+    size_t              nItems = pSet->mvItems.size();
+    sal_uInt16          nAbsItems;
+    tools::Long                nCalcSize;
+    tools::Long                nPos;
+    tools::Long                nMaxPos;
+    std::vector< ImplSplitItem >&     rItems = pSet->mvItems;
+    bool                bEmpty;
+
+    // calculate sizes
+    if ( bRows )
+        nCalcSize = nSetHeight;
+    else
+        nCalcSize = nSetWidth;
+    nCalcSize -= (rItems.size()-1)*pSet->mnSplitSize;
+    if ( pSet->mbCalcPix || (pSet->mnLastSize != nCalcSize) )
+    {
+        tools::Long nPercentFactor = 10;
+        tools::Long nRelCount      = 0;
+        tools::Long nPercent       = 0;
+        tools::Long nRelPercent    = 0;
+        tools::Long nAbsSize       = 0;
+        tools::Long nCurSize       = 0;
+        for ( const auto& rItem : rItems )
+        {
+            if ( rItem.mnBits & SplitWindowItemFlags::RelativeSize )
+                nRelCount += rItem.mnSize;
+            else if ( rItem.mnBits & SplitWindowItemFlags::PercentSize )
+                nPercent += rItem.mnSize;
+            else
+                nAbsSize += rItem.mnSize;
+        }
+        // map relative values to percentages (percentage here one tenth of a percent)
+        nPercent *= nPercentFactor;
+        if ( nRelCount )
+        {
+            tools::Long nRelPercentBase = 1000;
+            while ( (nRelCount > nRelPercentBase) && (nPercentFactor < 100000) )
+            {
+                nRelPercentBase *= 10;
+                nPercentFactor *= 10;
+            }
+            if ( nPercent < nRelPercentBase )
+            {
+                nRelPercent = (nRelPercentBase-nPercent)/nRelCount;
+                nPercent += nRelPercent*nRelCount;
+            }
+            else
+                nRelPercent = 0;
+        }
+        if ( !nPercent )
+            nPercent = 1;
+        tools::Long nSizeDelta = nCalcSize-nAbsSize;
+        for ( auto& rItem : rItems )
+        {
+            if ( rItem.mnBits & SplitWindowItemFlags::RelativeSize )
+            {
+                if ( nSizeDelta <= 0 )
+                    rItem.mnPixSize = 0;
+                else
+                    rItem.mnPixSize = (nSizeDelta*rItem.mnSize*nRelPercent)/nPercent;
+            }
+            else if ( rItem.mnBits & SplitWindowItemFlags::PercentSize )
+            {
+                if ( nSizeDelta <= 0 )
+                    rItem.mnPixSize = 0;
+                else
+                    rItem.mnPixSize = (nSizeDelta*rItem.mnSize*nPercentFactor)/nPercent;
+            }
+            else
+                rItem.mnPixSize = rItem.mnSize;
+            nCurSize += rItem.mnPixSize;
+        }
+
+        pSet->mbCalcPix  = false;
+        pSet->mnLastSize = nCalcSize;
+
+        // adapt window
+        nSizeDelta  = nCalcSize-nCurSize;
+        if ( nSizeDelta )
+        {
+            nAbsItems       = 0;
+            tools::Long nSizeWinSize    = 0;
+
+            // first resize absolute items relative
+            for ( const auto& rItem : rItems )
+            {
+                if ( !(rItem.mnBits & (SplitWindowItemFlags::RelativeSize | SplitWindowItemFlags::PercentSize)) )
+                {
+                    nAbsItems++;
+                    nSizeWinSize += rItem.mnPixSize;
+                }
+            }
+            // do not compensate rounding errors here
+            if ( (nAbsItems < o3tl::make_unsigned(std::abs( nSizeDelta ))) && nSizeWinSize )
+            {
+                tools::Long nNewSizeWinSize = 0;
+
+                for ( auto& rItem : rItems )
+                {
+                    if ( !(rItem.mnBits & (SplitWindowItemFlags::RelativeSize | SplitWindowItemFlags::PercentSize)) )
+                    {
+                        rItem.mnPixSize += (nSizeDelta*rItem.mnPixSize)/nSizeWinSize;
+                        nNewSizeWinSize += rItem.mnPixSize;
+                    }
+                }
+
+                nSizeDelta -= nNewSizeWinSize-nSizeWinSize;
+            }
+
+            // compensate rounding errors now
+            sal_uInt16 j = 0;
+            nMins       = 0;
+            while ( nSizeDelta && (nItems != nMins) )
+            {
+                // determine which items we can calculate
+                nCalcItems = 0;
+                while ( !nCalcItems )
+                {
+                    for ( auto& rItem : rItems )
+                    {
+                        rItem.mbSubSize = false;
+
+                        if ( j >= 2 )
+                            rItem.mbSubSize = true;
+                        else
+                        {
+                            if ( (nSizeDelta > 0) || rItem.mnPixSize )
+                            {
+                                if ( j >= 1 )
+                                    rItem.mbSubSize = true;
+                                else
+                                {
+                                    if ( (j == 0) && (rItem.mnBits & (SplitWindowItemFlags::RelativeSize | SplitWindowItemFlags::PercentSize)) )
+                                        rItem.mbSubSize = true;
+                                }
+                            }
+                        }
+
+                        if ( rItem.mbSubSize )
+                            nCalcItems++;
+                    }
+
+                    j++;
+                }
+
+                // subtract size of individual items
+                tools::Long nErrorSum       = nSizeDelta % nCalcItems;
+                tools::Long nCurSizeDelta   = nSizeDelta / nCalcItems;
+                nMins           = 0;
+                for ( auto& rItem : rItems )
+                {
+                    if ( rItem.mbSubSize )
+                    {
+                        tools::Long* pSize = &(rItem.mnPixSize);
+                        tools::Long  nTempErr;
+
+                        if ( nErrorSum )
+                        {
+                            if ( nErrorSum < 0 )
+                                nTempErr = -1;
+                            else
+                                nTempErr = 1;
+                        }
+                        else
+                            nTempErr = 0;
+
+                        if ( (*pSize+nCurSizeDelta+nTempErr) <= 0 )
+                        {
+                            tools::Long nTemp = *pSize;
+                            if ( nTemp )
+                            {
+                                *pSize -= nTemp;
+                                nSizeDelta += nTemp;
+                            }
+                            nMins++;
+                        }
+                        else
+                        {
+                            *pSize += nCurSizeDelta;
+                            nSizeDelta -= nCurSizeDelta;
+                            if ( nTempErr && (*pSize || (nTempErr > 0)) )
+                            {
+                                *pSize += nTempErr;
+                                nSizeDelta -= nTempErr;
+                                nErrorSum -= nTempErr;
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    // calculate maximum size
+    if ( bRows )
+    {
+        nPos = nSetTop;
+        if ( !bDown )
+            nMaxPos = nSetTop-nSetHeight;
+        else
+            nMaxPos = nSetTop+nSetHeight;
+    }
+    else
+    {
+        nPos = nSetLeft;
+        if ( !bDown )
+            nMaxPos = nSetLeft-nSetWidth;
+        else
+            nMaxPos = nSetLeft+nSetWidth;
+    }
+
+    // order windows and adapt values
+    for ( size_t i = 0; i < nItems; i++ )
+    {
+        rItems[i].mnOldSplitPos    = rItems[i].mnSplitPos;
+        rItems[i].mnOldSplitSize   = rItems[i].mnSplitSize;
+        rItems[i].mnOldWidth       = rItems[i].mnWidth;
+        rItems[i].mnOldHeight      = rItems[i].mnHeight;
+
+        bEmpty = false;
+        if ( bDown )
+        {
+            if ( nPos+rItems[i].mnPixSize > nMaxPos )
+                bEmpty = true;
+        }
+        else
+        {
+            nPos -= rItems[i].mnPixSize;
+            if ( nPos < nMaxPos )
+                bEmpty = true;
+        }
+
+        if ( bEmpty )
+        {
+            rItems[i].mnWidth     = 0;
+            rItems[i].mnHeight    = 0;
+            rItems[i].mnSplitSize = 0;
+        }
+        else
+        {
+            if ( bRows )
+            {
+                rItems[i].mnLeft   = nSetLeft;
+                rItems[i].mnTop    = nPos;
+                rItems[i].mnWidth  = nSetWidth;
+                rItems[i].mnHeight = rItems[i].mnPixSize;
+            }
+            else
+            {
+                rItems[i].mnLeft   = nPos;
+                rItems[i].mnTop    = nSetTop;
+                rItems[i].mnWidth  = rItems[i].mnPixSize;
+                rItems[i].mnHeight = nSetHeight;
+            }
+
+            if ( i > nItems-1 )
+                rItems[i].mnSplitSize = 0;
+            else
+            {
+                rItems[i].mnSplitSize = pSet->mnSplitSize;
+                if ( bDown )
+                {
+                    rItems[i].mnSplitPos  = nPos+rItems[i].mnPixSize;
+                    if ( rItems[i].mnSplitPos+rItems[i].mnSplitSize > nMaxPos )
+                        rItems[i].mnSplitSize = nMaxPos-rItems[i].mnSplitPos;
+                }
+                else
+                {
+                    rItems[i].mnSplitPos = nPos-pSet->mnSplitSize;
+                    if ( rItems[i].mnSplitPos < nMaxPos )
+                        rItems[i].mnSplitSize = rItems[i].mnSplitPos+pSet->mnSplitSize-nMaxPos;
+                }
+            }
+        }
+
+        if ( !bDown )
+            nPos -= pSet->mnSplitSize;
+        else
+            nPos += rItems[i].mnPixSize+pSet->mnSplitSize;
+    }
+
+    // calculate Sub-Set's
+    for ( auto& rItem : rItems )
+    {
+        if ( rItem.mpSet && rItem.mnWidth && rItem.mnHeight )
+        {
+            ImplCalcSet( rItem.mpSet.get(),
+                         rItem.mnLeft, rItem.mnTop,
+                         rItem.mnWidth, rItem.mnHeight,
+                         !(rItem.mnBits & SplitWindowItemFlags::ColSet) );
+        }
+    }
+
+    // set fixed
+    for ( auto& rItem : rItems )
+    {
+        rItem.mbFixed = false;
+        if ( rItem.mnBits & SplitWindowItemFlags::Fixed )
+            rItem.mbFixed = true;
+        else
+        {
+            // this item is also fixed if Child-Set is available,
+            // if a child is fixed
+            if ( rItem.mpSet )
+            {
+                for ( auto const & j: rItem.mpSet->mvItems )
+                {
+                    if ( j.mbFixed )
+                    {
+                        rItem.mbFixed = true;
+                        break;
+                    }
+                }
+            }
+        }
+    }
+}
+
+void SplitWindow::ImplCalcSet2( SplitWindow* pWindow, ImplSplitSet* pSet, bool bHide,
+                                bool bRows )
+{
+    std::vector< ImplSplitItem >&     rItems = pSet->mvItems;
+
+    if ( pWindow->IsReallyVisible() && pWindow->IsUpdateMode() && pWindow->mbInvalidate )
+    {
+        for ( const auto& rItem : rItems )
+        {
+            if ( rItem.mnSplitSize )
+            {
+                // invalidate all, if applicable or only a small part
+                if ( (rItem.mnOldSplitPos  != rItem.mnSplitPos)  ||
+                     (rItem.mnOldSplitSize != rItem.mnSplitSize) ||
+                     (rItem.mnOldWidth     != rItem.mnWidth)     ||
+                     (rItem.mnOldHeight    != rItem.mnHeight) )
+                {
+                    tools::Rectangle aRect;
+
+                    // invalidate old rectangle
+                    if ( bRows )
+                    {
+                        aRect.SetLeft( rItem.mnLeft );
+                        aRect.SetRight( rItem.mnLeft+rItem.mnOldWidth-1 );
+                        aRect.SetTop( rItem.mnOldSplitPos );
+                        aRect.SetBottom( aRect.Top() + rItem.mnOldSplitSize );
+                    }
+                    else
+                    {
+                        aRect.SetTop( rItem.mnTop );
+                        aRect.SetBottom( rItem.mnTop+rItem.mnOldHeight-1 );
+                        aRect.SetLeft( rItem.mnOldSplitPos );
+                        aRect.SetRight( aRect.Left() + rItem.mnOldSplitSize );
+                    }
+                    pWindow->Invalidate( aRect );
+                    // invalidate new rectangle
+                    if ( bRows )
+                    {
+                        aRect.SetLeft( rItem.mnLeft );
+                        aRect.SetRight( rItem.mnLeft+rItem.mnWidth-1 );
+                        aRect.SetTop( rItem.mnSplitPos );
+                        aRect.SetBottom( aRect.Top() + rItem.mnSplitSize );
+                    }
+                    else
+                    {
+                        aRect.SetTop( rItem.mnTop );
+                        aRect.SetBottom( rItem.mnTop+rItem.mnHeight-1 );
+                        aRect.SetLeft( rItem.mnSplitPos );
+                        aRect.SetRight( aRect.Left() + rItem.mnSplitSize );
+                    }
+                    pWindow->Invalidate( aRect );
+
+                    // invalidate complete set, as these areas
+                    // are not cluttered by windows
+                    if ( rItem.mpSet && rItem.mpSet->mvItems.empty() )
+                    {
+                        aRect.SetLeft( rItem.mnLeft );
+                        aRect.SetTop( rItem.mnTop );
+                        aRect.SetRight( rItem.mnLeft+rItem.mnWidth-1 );
+                        aRect.SetBottom( rItem.mnTop+rItem.mnHeight-1 );
+                        pWindow->Invalidate( aRect );
+                    }
+                }
+            }
+        }
+    }
+
+    // position windows
+    for ( auto& rItem : rItems )
+    {
+        if ( rItem.mpSet )
+        {
+            bool bTempHide = bHide;
+            if ( !rItem.mnWidth || !rItem.mnHeight )
+                bTempHide = true;
+            ImplCalcSet2( pWindow, rItem.mpSet.get(), bTempHide,
+                          !(rItem.mnBits & SplitWindowItemFlags::ColSet) );
+        }
+        else
+        {
+            if ( rItem.mnWidth && rItem.mnHeight && !bHide )
+            {
+                Point aPos( rItem.mnLeft, rItem.mnTop );
+                Size  aSize( rItem.mnWidth, rItem.mnHeight );
+                rItem.mpWindow->SetPosSizePixel( aPos, aSize );
+            }
+            else
+                rItem.mpWindow->Hide();
+        }
+    }
+
+    // show windows and reset flag
+    for ( auto& rItem : rItems )
+    {
+        if ( rItem.mpWindow && rItem.mnWidth && rItem.mnHeight && !bHide )
+            rItem.mpWindow->Show();
+    }
+}
+
+static void ImplCalcLogSize( std::vector< ImplSplitItem > & rItems, size_t nItems )
+{
+    // update original sizes
+    size_t  i;
+    tools::Long    nRelSize = 0;
+    tools::Long    nPerSize = 0;
+
+    for ( i = 0; i < nItems; i++ )
+    {
+        if ( rItems[i].mnBits & SplitWindowItemFlags::RelativeSize )
+            nRelSize += rItems[i].mnPixSize;
+        else if ( rItems[i].mnBits & SplitWindowItemFlags::PercentSize )
+            nPerSize += rItems[i].mnPixSize;
+    }
+    nPerSize += nRelSize;
+    for ( i = 0; i < nItems; i++ )
+    {
+        if ( rItems[i].mnBits & SplitWindowItemFlags::RelativeSize )
+        {
+            if ( nRelSize )
+                rItems[i].mnSize = (rItems[i].mnPixSize+(nRelSize/2))/nRelSize;
+            else
+                rItems[i].mnSize = 1;
+        }
+        else if ( rItems[i].mnBits & SplitWindowItemFlags::PercentSize )
+        {
+            if ( nPerSize )
+                rItems[i].mnSize = (rItems[i].mnPixSize*100)/nPerSize;
+            else
+                rItems[i].mnSize = 1;
+        }
+        else
+            rItems[i].mnSize = rItems[i].mnPixSize;
+    }
+}
+
+static void ImplDrawSplit(vcl::RenderContext& rRenderContext, ImplSplitSet* pSet, bool bRows, bool bDown)
+{
+    if (pSet->mvItems.empty())
+        return;
+
+    size_t     nItems = pSet->mvItems.size();
+    tools::Long       nPos;
+    tools::Long       nTop;
+    tools::Long       nBottom;
+    std::vector< ImplSplitItem >& rItems = pSet->mvItems;
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+
+    for (size_t i = 0; i < nItems-1; i++)
+    {
+        if (rItems[i].mnSplitSize)
+        {
+            nPos = rItems[i].mnSplitPos;
+
+            tools::Long nItemSplitSize = rItems[i].mnSplitSize;
+            tools::Long nSplitSize = pSet->mnSplitSize;
+            if (bRows)
+            {
+                nTop    = rItems[i].mnLeft;
+                nBottom = rItems[i].mnLeft+rItems[i].mnWidth-1;
+
+                if (bDown || (nItemSplitSize >= nSplitSize))
+                {
+                    rRenderContext.SetLineColor(rStyleSettings.GetLightColor());
+                    rRenderContext.DrawLine(Point(nTop, nPos + 1), Point(nBottom, nPos + 1));
+                }
+                nPos += nSplitSize-2;
+                if ((!bDown && (nItemSplitSize >= 2)) ||
+                    (bDown  && (nItemSplitSize >= nSplitSize - 1)))
+                {
+                    rRenderContext.SetLineColor(rStyleSettings.GetShadowColor());
+                    rRenderContext.DrawLine(Point(nTop, nPos), Point(nBottom, nPos));
+                }
+                nPos++;
+                if (!bDown || (nItemSplitSize >= nSplitSize))
+                {
+                    rRenderContext.SetLineColor(rStyleSettings.GetDarkShadowColor());
+                    rRenderContext.DrawLine(Point(nTop, nPos), Point(nBottom, nPos));
+                }
+            }
+            else
+            {
+                nTop    = rItems[i].mnTop;
+                nBottom = rItems[i].mnTop+pSet->mvItems[i].mnHeight-1;
+
+                if (bDown || (nItemSplitSize >= nSplitSize))
+                {
+                    rRenderContext.SetLineColor(rStyleSettings.GetLightColor());
+                    rRenderContext.DrawLine(Point(nPos + 1, nTop), Point(nPos+1, nBottom));
+                }
+                nPos += pSet->mnSplitSize - 2;
+                if ((!bDown && (nItemSplitSize >= 2)) ||
+                    (bDown  && (nItemSplitSize >= nSplitSize - 1)))
+                {
+                    rRenderContext.SetLineColor(rStyleSettings.GetShadowColor());
+                    rRenderContext.DrawLine(Point(nPos, nTop), Point(nPos, nBottom));
+                }
+                nPos++;
+                if (!bDown || (nItemSplitSize >= nSplitSize))
+                {
+                    rRenderContext.SetLineColor(rStyleSettings.GetDarkShadowColor());
+                    rRenderContext.DrawLine(Point(nPos, nTop), Point(nPos, nBottom));
+                }
+            }
+        }
+    }
+
+    for ( auto& rItem : rItems )
+    {
+        if (rItem.mpSet && rItem.mnWidth && rItem.mnHeight)
+        {
+            ImplDrawSplit(rRenderContext, rItem.mpSet.get(), !(rItem.mnBits & SplitWindowItemFlags::ColSet), true/*bDown*/);
+        }
+    }
+}
+
+sal_uInt16 SplitWindow::ImplTestSplit( ImplSplitSet* pSet, const Point& rPos,
+                                   tools::Long& rMouseOff, ImplSplitSet** ppFoundSet, sal_uInt16& rFoundPos,
+                                   bool bRows )
+{
+    if ( pSet->mvItems.empty() )
+        return 0;
+
+    sal_uInt16      nSplitTest;
+    size_t          nItems = pSet->mvItems.size();
+    tools::Long            nMPos1;
+    tools::Long            nMPos2;
+    tools::Long            nPos;
+    tools::Long            nTop;
+    tools::Long            nBottom;
+    std::vector< ImplSplitItem >& rItems = pSet->mvItems;
+
+    if ( bRows )
+    {
+        nMPos1 = rPos.X();
+        nMPos2 = rPos.Y();
+    }
+    else
+    {
+        nMPos1 = rPos.Y();
+        nMPos2 = rPos.X();
+    }
+
+    for ( size_t i = 0; i < nItems-1; i++ )
+    {
+        if ( rItems[i].mnSplitSize )
+        {
+            if ( bRows )
+            {
+                nTop    = rItems[i].mnLeft;
+                nBottom = rItems[i].mnLeft+rItems[i].mnWidth-1;
+            }
+            else
+            {
+                nTop    = rItems[i].mnTop;
+                nBottom = rItems[i].mnTop+rItems[i].mnHeight-1;
+            }
+            nPos = rItems[i].mnSplitPos;
+
+            if ( (nMPos1 >= nTop) && (nMPos1 <= nBottom) &&
+                 (nMPos2 >= nPos) && (nMPos2 <= nPos+rItems[i].mnSplitSize) )
+            {
+                if ( !rItems[i].mbFixed && !rItems[i+1].mbFixed )
+                {
+                    rMouseOff = nMPos2-nPos;
+                    *ppFoundSet = pSet;
+                    rFoundPos = i;
+                    if ( bRows )
+                        return SPLIT_VERT;
+                    else
+                        return SPLIT_HORZ;
+                }
+                else
+                    return SPLIT_NOSPLIT;
+            }
+        }
+    }
+
+    for ( auto& rItem : rItems )
+    {
+        if ( rItem.mpSet )
+        {
+            nSplitTest = ImplTestSplit( rItem.mpSet.get(), rPos,
+                                       rMouseOff, ppFoundSet, rFoundPos,
+                                       !(rItem.mnBits & SplitWindowItemFlags::ColSet) );
+            if ( nSplitTest )
+                return nSplitTest;
+        }
+    }
+
+    return 0;
+}
+
+sal_uInt16 SplitWindow::ImplTestSplit( const SplitWindow* pWindow, const Point& rPos,
+                                   tools::Long& rMouseOff, ImplSplitSet** ppFoundSet, sal_uInt16& rFoundPos )
+{
+    // Resizable SplitWindow should be treated different
+    if ( pWindow->mnWinStyle & WB_SIZEABLE )
+    {
+        tools::Long    nTPos;
+        tools::Long    nPos;
+        tools::Long    nBorder;
+
+        if ( pWindow->mbHorz )
+        {
+            if ( pWindow->mbBottomRight )
+            {
+                nBorder = pWindow->mnBottomBorder;
+                nPos = 0;
+            }
+            else
+            {
+                nBorder = pWindow->mnTopBorder;
+                nPos = pWindow->mnDY-nBorder;
+            }
+            nTPos = rPos.Y();
+        }
+        else
+        {
+            if ( pWindow->mbBottomRight )
+            {
+                nBorder = pWindow->mnRightBorder;
+                nPos = 0;
+            }
+            else
+            {
+                nBorder = pWindow->mnLeftBorder;
+                nPos = pWindow->mnDX-nBorder;
+            }
+            nTPos = rPos.X();
+        }
+        tools::Long nSplitSize = pWindow->mpMainSet->mnSplitSize-2;
+        if (pWindow->mbFadeOut)
+            nSplitSize += SPLITWIN_SPLITSIZEEXLN;
+        if ( !pWindow->mbBottomRight )
+            nPos -= nSplitSize;
+        if ( (nTPos >= nPos) && (nTPos <= nPos+nSplitSize+nBorder) )
+        {
+            rMouseOff = nTPos-nPos;
+            *ppFoundSet = pWindow->mpMainSet.get();
+            if ( !pWindow->mpMainSet->mvItems.empty() )
+                rFoundPos = pWindow->mpMainSet->mvItems.size() - 1;
+            else
+                rFoundPos = 0;
+            if ( pWindow->mbHorz )
+                return SPLIT_VERT | SPLIT_WINDOW;
+            else
+                return SPLIT_HORZ | SPLIT_WINDOW;
+        }
+    }
+
+    return ImplTestSplit( pWindow->mpMainSet.get(), rPos, rMouseOff, ppFoundSet, rFoundPos,
+                         pWindow->mbHorz );
+}
+
+void SplitWindow::ImplDrawSplitTracking(const Point& rPos)
+{
+    tools::Rectangle aRect;
+
+    if (mnSplitTest & SPLIT_HORZ)
+    {
+        aRect.SetTop( maDragRect.Top() );
+        aRect.SetBottom( maDragRect.Bottom() );
+        aRect.SetLeft( rPos.X() );
+        aRect.SetRight( aRect.Left() + mpSplitSet->mnSplitSize - 1 );
+        if (!(mnWinStyle & WB_NOSPLITDRAW))
+            aRect.AdjustRight( -1 );
+        if ((mnSplitTest & SPLIT_WINDOW) && mbFadeOut)
+        {
+            aRect.AdjustLeft(SPLITWIN_SPLITSIZEEXLN );
+            aRect.AdjustRight(SPLITWIN_SPLITSIZEEXLN );
+        }
+    }
+    else
+    {
+        aRect.SetLeft( maDragRect.Left() );
+        aRect.SetRight( maDragRect.Right() );
+        aRect.SetTop( rPos.Y() );
+        aRect.SetBottom( aRect.Top() + mpSplitSet->mnSplitSize - 1 );
+        if (!(mnWinStyle & WB_NOSPLITDRAW))
+            aRect.AdjustBottom( -1 );
+        if ((mnSplitTest & SPLIT_WINDOW) && mbFadeOut)
+        {
+            aRect.AdjustTop(SPLITWIN_SPLITSIZEEXLN );
+            aRect.AdjustBottom(SPLITWIN_SPLITSIZEEXLN );
+        }
+    }
+    ShowTracking(aRect, ShowTrackFlags::Split);
+}
+
+void SplitWindow::ImplInit( vcl::Window* pParent, WinBits nStyle )
+{
+    mpMainSet.reset(new ImplSplitSet());
+    mpBaseSet               = mpMainSet.get();
+    mpSplitSet              = nullptr;
+    mpLastSizes             = nullptr;
+    mnDX                    = 0;
+    mnDY                    = 0;
+    mnLeftBorder            = 0;
+    mnTopBorder             = 0;
+    mnRightBorder           = 0;
+    mnBottomBorder          = 0;
+    mnMaxSize               = 0;
+    mnMouseOff              = 0;
+    meAlign                 = WindowAlign::Top;
+    mnWinStyle              = nStyle;
+    mnSplitTest             = 0;
+    mnSplitPos              = 0;
+    mnMouseModifier         = 0;
+    mnMStartPos             = 0;
+    mnMSplitPos             = 0;
+    mbDragFull              = false;
+    mbHorz                  = true;
+    mbBottomRight           = false;
+    mbCalc                  = false;
+    mbRecalc                = true;
+    mbInvalidate            = true;
+    mbFadeIn                = false;
+    mbFadeOut               = false;
+    mbFadeInDown            = false;
+    mbFadeOutDown           = false;
+    mbFadeInPressed         = false;
+    mbFadeOutPressed        = false;
+    mbFadeNoButtonMode      = false;
+
+    if ( nStyle & WB_NOSPLITDRAW )
+    {
+        mpMainSet->mnSplitSize -= 2;
+        mbInvalidate = false;
+    }
+
+    if ( nStyle & WB_BORDER )
+    {
+        ImplCalcBorder( meAlign, mnLeftBorder, mnTopBorder,
+                        mnRightBorder, mnBottomBorder );
+    }
+    else
+    {
+        mnLeftBorder   = 0;
+        mnTopBorder    = 0;
+        mnRightBorder  = 0;
+        mnBottomBorder = 0;
+    }
+
+    DockingWindow::ImplInit( pParent, (nStyle | WB_CLIPCHILDREN) & ~(WB_BORDER | WB_SIZEABLE) );
+
+    ImplInitSettings();
+}
+
+void SplitWindow::ImplInitSettings()
+{
+    const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
+
+    Color aColor;
+    if ( IsControlBackground() )
+        aColor = GetControlBackground();
+    else if ( Window::GetStyle() & WB_3DLOOK )
+        aColor = rStyleSettings.GetFaceColor();
+    else
+        aColor = rStyleSettings.GetWindowColor();
+    SetBackground( aColor );
+}
+
+SplitWindow::SplitWindow( vcl::Window* pParent, WinBits nStyle ) :
+    DockingWindow( WindowType::SPLITWINDOW, "vcl::SplitWindow maLayoutIdle" )
+{
+    ImplInit( pParent, nStyle );
+}
+
+SplitWindow::~SplitWindow()
+{
+    disposeOnce();
+}
+
+void SplitWindow::dispose()
+{
+    // delete Sets
+    mpMainSet.reset();
+    DockingWindow::dispose();
+}
+
+void SplitWindow::ImplSetWindowSize( tools::Long nDelta )
+{
+    if ( !nDelta )
+        return;
+
+    Size aSize = GetSizePixel();
+    switch ( meAlign )
+    {
+    case WindowAlign::Top:
+        aSize.AdjustHeight(nDelta );
+        SetSizePixel( aSize );
+        break;
+    case WindowAlign::Bottom:
+    {
+        maDragRect.AdjustTop(nDelta );
+        Point aPos = GetPosPixel();
+        aPos.AdjustY( -nDelta );
+        aSize.AdjustHeight(nDelta );
+        SetPosSizePixel( aPos, aSize );
+        break;
+    }
+    case WindowAlign::Left:
+        aSize.AdjustWidth(nDelta );
+        SetSizePixel( aSize );
+        break;
+    case WindowAlign::Right:
+    default:
+    {
+        maDragRect.AdjustLeft(nDelta );
+        Point aPos = GetPosPixel();
+        aPos.AdjustX( -nDelta );
+        aSize.AdjustWidth(nDelta );
+        SetPosSizePixel( aPos, aSize );
+        break;
+    }
+    }
+
+    SplitResize();
+}
+
+Size SplitWindow::CalcLayoutSizePixel( const Size& aNewSize )
+{
+    Size aSize( aNewSize );
+    tools::Long nSplitSize = mpMainSet->mnSplitSize-2;
+
+    if (mbFadeOut)
+        nSplitSize += SPLITWIN_SPLITSIZEEXLN;
+
+    // if the window is sizeable and if it does not contain a relative window,
+    // the size is determined according to MainSet
+    if ( mnWinStyle & WB_SIZEABLE )
+    {
+        tools::Long    nCalcSize = 0;
+        std::vector< ImplSplitItem* >::size_type i;
+
+        for ( i = 0; i < mpMainSet->mvItems.size(); i++ )
+        {
+            if ( mpMainSet->mvItems[i].mnBits & (SplitWindowItemFlags::RelativeSize | SplitWindowItemFlags::PercentSize) )
+                break;
+            else
+                nCalcSize += mpMainSet->mvItems[i].mnSize;
+        }
+
+        if ( i == mpMainSet->mvItems.size() )
+        {
+            tools::Long    nDelta = 0;
+            tools::Long    nCurSize;
+
+            if ( mbHorz )
+                nCurSize = aNewSize.Height()-mnTopBorder-mnBottomBorder;
+            else
+                nCurSize = aNewSize.Width()-mnLeftBorder-mnRightBorder;
+            nCurSize -= nSplitSize;
+            nCurSize -= (mpMainSet->mvItems.size()-1)*mpMainSet->mnSplitSize;
+
+            nDelta = nCalcSize-nCurSize;
+            if ( !nDelta )
+                return aSize;
+
+            switch ( meAlign )
+            {
+            case WindowAlign::Top:
+                aSize.AdjustHeight(nDelta );
+                break;
+            case WindowAlign::Bottom:
+                aSize.AdjustHeight(nDelta );
+                break;
+            case WindowAlign::Left:
+                aSize.AdjustWidth(nDelta );
+                break;
+            case WindowAlign::Right:
+            default:
+                aSize.AdjustWidth(nDelta );
+                break;
+            }
+        }
+    }
+
+    return aSize;
+}
+
+void SplitWindow::ImplCalcLayout()
+{
+    if ( !mbCalc || !mbRecalc || mpMainSet->mvItems.empty() )
+        return;
+
+    tools::Long nSplitSize = mpMainSet->mnSplitSize-2;
+    if (mbFadeOut)
+        nSplitSize += SPLITWIN_SPLITSIZEEXLN;
+
+    // if the window is sizeable and if it does not contain a relative window,
+    // the size is determined according to MainSet
+    if ( mnWinStyle & WB_SIZEABLE )
+    {
+        tools::Long    nCalcSize = 0;
+        std::vector<ImplSplitItem *>::size_type i;
+
+        for ( i = 0; i < mpMainSet->mvItems.size(); i++ )
+        {
+            if ( mpMainSet->mvItems[i].mnBits & (SplitWindowItemFlags::RelativeSize | SplitWindowItemFlags::PercentSize) )
+                break;
+            else
+                nCalcSize += mpMainSet->mvItems[i].mnSize;
+        }
+
+        if ( i == mpMainSet->mvItems.size() )
+        {
+            tools::Long    nCurSize;
+            if ( mbHorz )
+                nCurSize = mnDY-mnTopBorder-mnBottomBorder;
+            else
+                nCurSize = mnDX-mnLeftBorder-mnRightBorder;
+            nCurSize -= nSplitSize;
+            nCurSize -= (mpMainSet->mvItems.size()-1)*mpMainSet->mnSplitSize;
+
+            mbRecalc = false;
+            ImplSetWindowSize( nCalcSize-nCurSize );
+            mbRecalc = true;
+        }
+    }
+
+    if ( (mnDX <= 0) || (mnDY <= 0) )
+        return;
+
+    // pre-calculate sizes/position
+    tools::Long    nL;
+    tools::Long    nT;
+    tools::Long    nW;
+    tools::Long    nH;
+
+    if ( mbHorz )
+    {
+        if ( mbBottomRight )
+            nT = mnDY-mnBottomBorder;
+        else
+            nT = mnTopBorder;
+        nL = mnLeftBorder;
+    }
+    else
+    {
+        if ( mbBottomRight )
+            nL = mnDX-mnRightBorder;
+        else
+            nL = mnLeftBorder;
+        nT = mnTopBorder;
+    }
+    nW = mnDX-mnLeftBorder-mnRightBorder;
+    nH = mnDY-mnTopBorder-mnBottomBorder;
+    if ( mnWinStyle & WB_SIZEABLE )
+    {
+        if ( mbHorz )
+            nH -= nSplitSize;
+        else
+            nW -= nSplitSize;
+    }
+
+    // calculate sets recursive
+    ImplCalcSet( mpMainSet.get(), nL, nT, nW, nH, mbHorz, !mbBottomRight );
+    ImplCalcSet2( this, mpMainSet.get(), false, mbHorz );
+    mbCalc = false;
+}
+
+void SplitWindow::ImplUpdate()
+{
+    mbCalc = true;
+
+    if ( IsReallyShown() && IsUpdateMode() && mbRecalc )
+    {
+        if ( !mpMainSet->mvItems.empty() )
+            ImplCalcLayout();
+        else
+            Invalidate();
+    }
+}
+
+void SplitWindow::ImplSplitMousePos( Point& rMousePos )
+{
+    if ( mnSplitTest & SPLIT_HORZ )
+    {
+        rMousePos.AdjustX( -mnMouseOff );
+        if ( rMousePos.X() < maDragRect.Left() )
+            rMousePos.setX( maDragRect.Left() );
+        else if ( rMousePos.X()+mpSplitSet->mnSplitSize+1 > maDragRect.Right() )
+            rMousePos.setX( maDragRect.Right()-mpSplitSet->mnSplitSize+1 );
+        // store in screen coordinates due to FullDrag
+        mnMSplitPos = OutputToScreenPixel( rMousePos ).X();
+    }
+    else
+    {
+        rMousePos.AdjustY( -mnMouseOff );
+        if ( rMousePos.Y() < maDragRect.Top() )
+            rMousePos.setY( maDragRect.Top() );
+        else if ( rMousePos.Y()+mpSplitSet->mnSplitSize+1 > maDragRect.Bottom() )
+            rMousePos.setY( maDragRect.Bottom()-mpSplitSet->mnSplitSize+1 );
+        mnMSplitPos = OutputToScreenPixel( rMousePos ).Y();
+    }
+}
+
+void SplitWindow::ImplGetButtonRect( tools::Rectangle& rRect, bool bTest ) const
+{
+    tools::Long nSplitSize = mpMainSet->mnSplitSize-1;
+    if (mbFadeOut || mbFadeIn)
+        nSplitSize += SPLITWIN_SPLITSIZEEX;
+
+    tools::Long nButtonSize = 0;
+    if ( mbFadeIn )
+        nButtonSize += SPLITWIN_SPLITSIZEFADE+1;
+    if ( mbFadeOut )
+        nButtonSize += SPLITWIN_SPLITSIZEFADE+1;
+    tools::Long nCenterEx = 0;
+    if ( mbHorz )
+        nCenterEx += ((mnDX-mnLeftBorder-mnRightBorder)-nButtonSize)/2;
+    else
+        nCenterEx += ((mnDY-mnTopBorder-mnBottomBorder)-nButtonSize)/2;
+    tools::Long nEx = 0;
+    if ( nCenterEx > 0 )
+        nEx += nCenterEx;
+
+    switch ( meAlign )
+    {
+    case WindowAlign::Top:
+        rRect.SetLeft( mnLeftBorder+nEx );
+        rRect.SetTop( mnDY-mnBottomBorder-nSplitSize );
+        rRect.SetRight( rRect.Left()+SPLITWIN_SPLITSIZEAUTOHIDE );
+        rRect.SetBottom( mnDY-mnBottomBorder-1 );
+        if ( bTest )
+        {
+            rRect.AdjustTop( -mnTopBorder );
+            rRect.AdjustBottom(mnBottomBorder );
+        }
+        break;
+    case WindowAlign::Bottom:
+        rRect.SetLeft( mnLeftBorder+nEx );
+        rRect.SetTop( mnTopBorder );
+        rRect.SetRight( rRect.Left()+SPLITWIN_SPLITSIZEAUTOHIDE );
+        rRect.SetBottom( mnTopBorder+nSplitSize-1 );
+        if ( bTest )
+        {
+            rRect.AdjustTop( -mnTopBorder );
+            rRect.AdjustBottom(mnBottomBorder );
+        }
+        break;
+    case WindowAlign::Left:
+        rRect.SetLeft( mnDX-mnRightBorder-nSplitSize );
+        rRect.SetTop( mnTopBorder+nEx );
+        rRect.SetRight( mnDX-mnRightBorder-1 );
+        rRect.SetBottom( rRect.Top()+SPLITWIN_SPLITSIZEAUTOHIDE );
+        if ( bTest )
+        {
+            rRect.AdjustLeft( -mnLeftBorder );
+            rRect.AdjustRight(mnRightBorder );
+        }
+        break;
+    case WindowAlign::Right:
+        rRect.SetLeft( mnLeftBorder );
+        rRect.SetTop( mnTopBorder+nEx );
+        rRect.SetRight( mnLeftBorder+nSplitSize-1 );
+        rRect.SetBottom( rRect.Top()+SPLITWIN_SPLITSIZEAUTOHIDE );
+        if ( bTest )
+        {
+            rRect.AdjustLeft( -mnLeftBorder );
+            rRect.AdjustRight(mnRightBorder );
+        }
+        break;
+    }
+}
+
+void SplitWindow::ImplGetFadeInRect( tools::Rectangle& rRect, bool bTest ) const
+{
+    tools::Rectangle aRect;
+
+    if ( mbFadeIn )
+        ImplGetButtonRect( aRect, bTest );
+
+    rRect = aRect;
+}
+
+void SplitWindow::ImplGetFadeOutRect( tools::Rectangle& rRect ) const
+{
+    tools::Rectangle aRect;
+
+    if ( mbFadeOut )
+        ImplGetButtonRect( aRect, false );
+
+    rRect = aRect;
+}
+
+void SplitWindow::ImplDrawGrip(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect, bool bHorizontal, bool bLeft)
+{
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+
+    Color aColor;
+
+    if (rRect.Contains(GetPointerPosPixel()))
+    {
+        vcl::RenderTools::DrawSelectionBackground(rRenderContext, *this, rRect, 2, false, false, false);
+
+        aColor = rStyleSettings.GetDarkShadowColor();
+    }
+    else
+    {
+        rRenderContext.SetLineColor(rStyleSettings.GetDarkShadowColor());
+        rRenderContext.SetFillColor(rStyleSettings.GetDarkShadowColor());
+
+        rRenderContext.DrawRect(rRect);
+
+        aColor = rStyleSettings.GetFaceColor();
+    }
+
+    AntialiasingFlags nAA = rRenderContext.GetAntialiasing();
+    rRenderContext.SetAntialiasing(nAA | AntialiasingFlags::PixelSnapHairline | AntialiasingFlags::Enable);
+
+    tools::Long nWidth = rRect.getWidth();
+    tools::Long nWidthHalf = nWidth / 2;
+    tools::Long nHeight = rRect.getHeight();
+    tools::Long nHeightHalf = nHeight / 2;
+
+    tools::Long nLeft = rRect.Left();
+    tools::Long nRight = rRect.Right();
+    tools::Long nTop = rRect.Top();
+    tools::Long nBottom = rRect.Bottom();
+    tools::Long nMargin = 1;
+
+    rRenderContext.SetLineColor(aColor);
+    rRenderContext.SetFillColor(aColor);
+
+    tools::Polygon aPoly(3);
+
+    if (bHorizontal)
+    {
+        tools::Long nCenter = nLeft + nWidthHalf;
+
+        if (bLeft)
+        {
+            aPoly.SetPoint(Point(nCenter,               nTop    + nMargin), 0);
+            aPoly.SetPoint(Point(nCenter - nHeightHalf, nBottom - nMargin), 1);
+            aPoly.SetPoint(Point(nCenter - nHeightHalf, nBottom - nMargin), 2);
+        }
+        else
+        {
+            aPoly.SetPoint(Point(nCenter,               nBottom - nMargin), 0);
+            aPoly.SetPoint(Point(nCenter - nHeightHalf, nTop    + nMargin), 1);
+            aPoly.SetPoint(Point(nCenter + nHeightHalf, nTop    + nMargin), 2);
+        }
+        rRenderContext.DrawPolygon(aPoly);
+    }
+    else
+    {
+        tools::Long nCenter = nTop + nHeightHalf;
+
+        if (bLeft)
+        {
+            aPoly.SetPoint(Point(nLeft  + nMargin, nCenter), 0);
+            aPoly.SetPoint(Point(nRight - nMargin, nCenter - nWidthHalf), 1);
+            aPoly.SetPoint(Point(nRight - nMargin, nCenter + nWidthHalf), 2);
+        }
+        else
+        {
+            aPoly.SetPoint(Point(nRight - nMargin, nCenter), 0);
+            aPoly.SetPoint(Point(nLeft  + nMargin, nCenter - nWidthHalf), 1);
+            aPoly.SetPoint(Point(nLeft  + nMargin, nCenter + nWidthHalf), 2);
+        }
+        rRenderContext.DrawPolygon(aPoly);
+    }
+
+    rRenderContext.SetAntialiasing(nAA);
+}
+
+void SplitWindow::ImplDrawFadeIn(vcl::RenderContext& rRenderContext)
+{
+    if (!mbFadeIn)
+        return;
+
+    tools::Rectangle aTempRect;
+    ImplGetFadeInRect(aTempRect);
+
+    bool bLeft = true;
+    switch (meAlign)
+    {
+    case WindowAlign::Top:
+    case WindowAlign::Left:
+        bLeft = false;
+        break;
+    case WindowAlign::Bottom:
+    case WindowAlign::Right:
+    default:
+        bLeft = true;
+        break;
+    }
+
+    ImplDrawGrip(rRenderContext, aTempRect, (meAlign == WindowAlign::Top) || (meAlign == WindowAlign::Bottom), bLeft);
+}
+
+void SplitWindow::ImplDrawFadeOut(vcl::RenderContext& rRenderContext)
+{
+    if (!mbFadeOut)
+        return;
+
+    tools::Rectangle aTempRect;
+    ImplGetFadeOutRect(aTempRect);
+
+    bool bLeft = true;
+    switch (meAlign)
+    {
+    case WindowAlign::Bottom:
+    case WindowAlign::Right:
+        bLeft = false;
+        break;
+    case WindowAlign::Top:
+    case WindowAlign::Left:
+    default:
+        bLeft = true;
+        break;
+    }
+
+    ImplDrawGrip(rRenderContext, aTempRect, (meAlign == WindowAlign::Top) || (meAlign == WindowAlign::Bottom), bLeft);
+}
+
+void SplitWindow::ImplStartSplit( const MouseEvent& rMEvt )
+{
+    Point aMousePosPixel = rMEvt.GetPosPixel();
+    mnSplitTest = ImplTestSplit( this, aMousePosPixel, mnMouseOff, &mpSplitSet, mnSplitPos );
+
+    if ( !mnSplitTest || (mnSplitTest & SPLIT_NOSPLIT) )
+        return;
+
+    ImplSplitItem*  pSplitItem;
+    tools::Long            nCurMaxSize;
+    bool            bPropSmaller;
+
+    mnMouseModifier = rMEvt.GetModifier();
+    bPropSmaller = (mnMouseModifier & KEY_SHIFT) && (o3tl::make_unsigned(mnSplitPos+1) < mpSplitSet->mvItems.size());
+
+    // here we can set the maximum size
+    StartSplit();
+
+    if ( mnMaxSize )
+        nCurMaxSize = mnMaxSize;
+    else
+    {
+        Size aSize = GetParent()->GetOutputSizePixel();
+        if ( mbHorz )
+            nCurMaxSize = aSize.Height();
+        else
+            nCurMaxSize = aSize.Width();
+    }
+
+    if ( !mpSplitSet->mvItems.empty() )
+    {
+        bool bDown = true;
+        if ( (mpSplitSet == mpMainSet.get()) && mbBottomRight )
+            bDown = false;
+
+        pSplitItem          = &mpSplitSet->mvItems[mnSplitPos];
+        maDragRect.SetLeft( pSplitItem->mnLeft );
+        maDragRect.SetTop( pSplitItem->mnTop );
+        maDragRect.SetRight( pSplitItem->mnLeft+pSplitItem->mnWidth-1 );
+        maDragRect.SetBottom( pSplitItem->mnTop+pSplitItem->mnHeight-1 );
+
+        if ( mnSplitTest & SPLIT_HORZ )
+        {
+            if ( bDown )
+                maDragRect.AdjustRight(mpSplitSet->mnSplitSize );
+            else
+                maDragRect.AdjustLeft( -(mpSplitSet->mnSplitSize) );
+        }
+        else
+        {
+            if ( bDown )
+                maDragRect.AdjustBottom(mpSplitSet->mnSplitSize );
+            else
+                maDragRect.AdjustTop( -(mpSplitSet->mnSplitSize) );
+        }
+
+        if ( mnSplitPos )
+        {
+            tools::Long nTemp = mnSplitPos;
+            while ( nTemp )
+            {
+                pSplitItem = &mpSplitSet->mvItems[nTemp-1];
+                if ( pSplitItem->mbFixed )
+                    break;
+                else
+                {
+                    if ( mnSplitTest & SPLIT_HORZ )
+                    {
+                        if ( bDown )
+                            maDragRect.AdjustLeft( -(pSplitItem->mnPixSize) );
+                        else
+                            maDragRect.AdjustRight(pSplitItem->mnPixSize );
+                    }
+                    else
+                    {
+                        if ( bDown )
+                            maDragRect.AdjustTop( -(pSplitItem->mnPixSize) );
+                        else
+                            maDragRect.AdjustBottom(pSplitItem->mnPixSize );
+                    }
+                }
+                nTemp--;
+            }
+        }
+
+        if ( (mpSplitSet == mpMainSet.get()) && (mnWinStyle & WB_SIZEABLE) && !bPropSmaller )
+        {
+            if ( bDown )
+            {
+                if ( mbHorz )
+                    maDragRect.AdjustBottom(nCurMaxSize-mnDY-mnTopBorder );
+                else
+                    maDragRect.AdjustRight(nCurMaxSize-mnDX-mnLeftBorder );
+            }
+            else
+            {
+                if ( mbHorz )
+                    maDragRect.AdjustTop( -(nCurMaxSize-mnDY-mnBottomBorder) );
+                else
+                    maDragRect.AdjustLeft( -(nCurMaxSize-mnDX-mnRightBorder) );
+            }
+        }
+        else
+        {
+            std::vector<ImplSplitItem *>::size_type nTemp = mnSplitPos+1;
+            while ( nTemp < mpSplitSet->mvItems.size() )
+            {
+                pSplitItem = &mpSplitSet->mvItems[nTemp];
+                if ( pSplitItem->mbFixed )
+                    break;
+                else
+                {
+                    if ( mnSplitTest & SPLIT_HORZ )
+                    {
+                        if ( bDown )
+                            maDragRect.AdjustRight(pSplitItem->mnPixSize );
+                        else
+                            maDragRect.AdjustLeft( -(pSplitItem->mnPixSize) );
+                    }
+                    else
+                    {
+                        if ( bDown )
+                            maDragRect.AdjustBottom(pSplitItem->mnPixSize );
+                        else
+                            maDragRect.AdjustTop( -(pSplitItem->mnPixSize) );
+                    }
+                }
+                nTemp++;
+            }
+        }
+    }
+    else
+    {
+        maDragRect.SetLeft( mnLeftBorder );
+        maDragRect.SetTop( mnTopBorder );
+        maDragRect.SetRight( mnDX-mnRightBorder-1 );
+        maDragRect.SetBottom( mnDY-mnBottomBorder-1 );
+        if ( mbHorz )
+        {
+            if ( mbBottomRight )
+                maDragRect.AdjustTop( -(nCurMaxSize-mnDY-mnBottomBorder) );
+            else
+                maDragRect.AdjustBottom(nCurMaxSize-mnDY-mnTopBorder );
+        }
+        else
+        {
+            if ( mbBottomRight )
+                maDragRect.AdjustLeft( -(nCurMaxSize-mnDX-mnRightBorder) );
+            else
+                maDragRect.AdjustRight(nCurMaxSize-mnDX-mnLeftBorder );
+        }
+    }
+
+    StartTracking();
+
+    mbDragFull = bool(GetSettings().GetStyleSettings().GetDragFullOptions() & DragFullOptions::Split);
+
+    ImplSplitMousePos( aMousePosPixel );
+
+    if (!mbDragFull)
+    {
+        ImplDrawSplitTracking(aMousePosPixel);
+    }
+    else
+    {
+        std::vector< ImplSplitItem >&  rItems = mpSplitSet->mvItems;
+        sal_uInt16       nItems = mpSplitSet->mvItems.size();
+        mpLastSizes.reset(new tools::Long[nItems*2]);
+        for ( sal_uInt16 i = 0; i < nItems; i++ )
+        {
+            mpLastSizes[i*2]   = rItems[i].mnSize;
+            mpLastSizes[i*2+1] = rItems[i].mnPixSize;
+        }
+    }
+    mnMStartPos = mnMSplitPos;
+
+    PointerStyle eStyle = PointerStyle::Arrow;
+    if ( mnSplitTest & SPLIT_HORZ )
+        eStyle = PointerStyle::HSplit;
+    else if ( mnSplitTest & SPLIT_VERT )
+        eStyle = PointerStyle::VSplit;
+
+    SetPointer( eStyle );
+}
+
+void SplitWindow::StartSplit()
+{
+}
+
+void SplitWindow::Split()
+{
+    maSplitHdl.Call( this );
+}
+
+void SplitWindow::SplitResize()
+{
+}
+
+void SplitWindow::FadeIn()
+{
+}
+
+void SplitWindow::FadeOut()
+{
+}
+
+void SplitWindow::MouseButtonDown( const MouseEvent& rMEvt )
+{
+    if ( !rMEvt.IsLeft() || rMEvt.IsMod2() )
+    {
+        DockingWindow::MouseButtonDown( rMEvt );
+        return;
+    }
+
+    Point           aMousePosPixel = rMEvt.GetPosPixel();
+    tools::Rectangle       aTestRect;
+
+    mbFadeNoButtonMode = false;
+
+    ImplGetFadeOutRect( aTestRect );
+    if ( aTestRect.Contains( aMousePosPixel ) )
+    {
+        mbFadeOutDown = true;
+        mbFadeOutPressed = true;
+        Invalidate();
+    }
+    else
+    {
+        ImplGetFadeInRect( aTestRect, true );
+        if ( aTestRect.Contains( aMousePosPixel ) )
+        {
+            mbFadeInDown = true;
+            mbFadeInPressed = true;
+            Invalidate();
+        }
+        else if ( !aTestRect.IsEmpty() && !(mnWinStyle & WB_SIZEABLE) )
+        {
+            mbFadeNoButtonMode = true;
+            FadeIn();
+            return;
+        }
+    }
+
+    if ( mbFadeInDown || mbFadeOutDown )
+        StartTracking();
+    else
+        ImplStartSplit( rMEvt );
+}
+
+void SplitWindow::MouseMove( const MouseEvent& rMEvt )
+{
+    if ( IsTracking() )
+        return;
+
+    Point           aPos = rMEvt.GetPosPixel();
+    tools::Long            nTemp;
+    ImplSplitSet*   pTempSplitSet;
+    sal_uInt16          nTempSplitPos;
+    sal_uInt16          nSplitTest = ImplTestSplit( this, aPos, nTemp, &pTempSplitSet, nTempSplitPos );
+    PointerStyle    eStyle = PointerStyle::Arrow;
+    tools::Rectangle       aFadeInRect;
+    tools::Rectangle       aFadeOutRect;
+
+    ImplGetFadeInRect( aFadeInRect );
+    ImplGetFadeOutRect( aFadeOutRect );
+    if ( !aFadeInRect.Contains( aPos ) &&
+         !aFadeOutRect.Contains( aPos ) )
+    {
+        if ( nSplitTest && !(nSplitTest & SPLIT_NOSPLIT) )
+        {
+            if ( nSplitTest & SPLIT_HORZ )
+                eStyle = PointerStyle::HSplit;
+            else if ( nSplitTest & SPLIT_VERT )
+                eStyle = PointerStyle::VSplit;
+        }
+    }
+
+    SetPointer( eStyle );
+}
+
+void SplitWindow::Tracking( const TrackingEvent& rTEvt )
+{
+    Point aMousePosPixel = rTEvt.GetMouseEvent().GetPosPixel();
+
+    if ( mbFadeInDown )
+    {
+        if ( rTEvt.IsTrackingEnded() )
+        {
+            mbFadeInDown = false;
+            if ( mbFadeInPressed )
+            {
+                mbFadeInPressed = false;
+                Invalidate();
+
+                if ( !rTEvt.IsTrackingCanceled() )
+                    FadeIn();
+            }
+        }
+        else
+        {
+            tools::Rectangle aTestRect;
+            ImplGetFadeInRect( aTestRect, true );
+            bool bNewPressed = aTestRect.Contains( aMousePosPixel );
+            if ( bNewPressed != mbFadeInPressed )
+            {
+                mbFadeInPressed = bNewPressed;
+                Invalidate();
+            }
+        }
+    }
+    else if ( mbFadeOutDown )
+    {
+        if ( rTEvt.IsTrackingEnded() )
+        {
+            mbFadeOutDown = false;
+            if ( mbFadeOutPressed )
+            {
+                mbFadeOutPressed = false;
+                Invalidate();
+
+                if ( !rTEvt.IsTrackingCanceled() )
+                    FadeOut();
+            }
+        }
+        else
+        {
+            tools::Rectangle aTestRect;
+            ImplGetFadeOutRect( aTestRect );
+            bool bNewPressed = aTestRect.Contains( aMousePosPixel );
+            if ( !bNewPressed )
+            {
+                mbFadeOutPressed = bNewPressed;
+                Invalidate();
+
+                // We need a mouseevent with a position inside the button for the
+                // ImplStartSplit function!
+                MouseEvent aOrgMEvt = rTEvt.GetMouseEvent();
+                MouseEvent aNewMEvt( aTestRect.Center(), aOrgMEvt.GetClicks(),
+                                     aOrgMEvt.GetMode(), aOrgMEvt.GetButtons(),
+                                     aOrgMEvt.GetModifier() );
+
+                ImplStartSplit( aNewMEvt );
+                mbFadeOutDown = false;
+            }
+        }
+    }
+    else
+    {
+        ImplSplitMousePos( aMousePosPixel );
+        bool bSplit = true;
+        if ( mbDragFull )
+        {
+            if ( rTEvt.IsTrackingEnded() )
+            {
+                if ( rTEvt.IsTrackingCanceled() )
+                {
+                    std::vector< ImplSplitItem >& rItems = mpSplitSet->mvItems;
+                    size_t          nItems = rItems.size();
+                    for ( size_t i = 0; i < nItems; i++ )
+                    {
+                        rItems[i].mnSize     = mpLastSizes[i*2];
+                        rItems[i].mnPixSize  = mpLastSizes[i*2+1];
+                    }
+                    ImplUpdate();
+                    Split();
+                }
+                bSplit = false;
+            }
+        }
+        else
+        {
+            if ( rTEvt.IsTrackingEnded() )
+            {
+                HideTracking();
+                bSplit = !rTEvt.IsTrackingCanceled();
+            }
+            else
+            {
+                ImplDrawSplitTracking(aMousePosPixel);
+                bSplit = false;
+            }
+        }
+
+        if ( bSplit )
+        {
+            bool    bPropSmaller = (mnMouseModifier & KEY_SHIFT) != 0;
+            bool    bPropGreater = (mnMouseModifier & KEY_MOD1) != 0;
+            tools::Long    nDelta = mnMSplitPos-mnMStartPos;
+
+            if ( (mnSplitTest & SPLIT_WINDOW) && mpMainSet->mvItems.empty() )
+            {
+                if ( (mpSplitSet == mpMainSet.get()) && mbBottomRight )
+                    nDelta *= -1;
+                ImplSetWindowSize( nDelta );
+            }
+            else
+            {
+                tools::Long nNewSize = mpSplitSet->mvItems[mnSplitPos].mnPixSize;
+                if ( (mpSplitSet == mpMainSet.get()) && mbBottomRight )
+                    nNewSize -= nDelta;
+                else
+                    nNewSize += nDelta;
+                SplitItem( mpSplitSet->mvItems[mnSplitPos].mnId, nNewSize,
+                           bPropSmaller, bPropGreater );
+            }
+
+            Split();
+
+            if ( mbDragFull )
+            {
+                PaintImmediately();
+                mnMStartPos = mnMSplitPos;
+            }
+        }
+
+        if ( rTEvt.IsTrackingEnded() )
+        {
+            mpLastSizes.reset();
+            mpSplitSet      = nullptr;
+            mnMouseOff      = 0;
+            mnMStartPos     = 0;
+            mnMSplitPos     = 0;
+            mnMouseModifier = 0;
+            mnSplitTest     = 0;
+            mnSplitPos      = 0;
+        }
+    }
+}
+
+bool SplitWindow::PreNotify( NotifyEvent& rNEvt )
+{
+    if( rNEvt.GetType() == MouseNotifyEvent::MOUSEMOVE )
+    {
+        const MouseEvent* pMouseEvt = rNEvt.GetMouseEvent();
+        if( pMouseEvt && !pMouseEvt->GetButtons() && !pMouseEvt->IsSynthetic() && !pMouseEvt->IsModifierChanged() )
+        {
+            // trigger redraw if mouse over state has changed
+            tools::Rectangle aFadeInRect;
+            tools::Rectangle aFadeOutRect;
+            ImplGetFadeInRect( aFadeInRect );
+            ImplGetFadeOutRect( aFadeOutRect );
+
+            if ( aFadeInRect.Contains( GetPointerPosPixel() ) != aFadeInRect.Contains( GetLastPointerPosPixel() ) )
+                Invalidate( aFadeInRect );
+            if ( aFadeOutRect.Contains( GetPointerPosPixel() ) != aFadeOutRect.Contains( GetLastPointerPosPixel() ) )
+                Invalidate( aFadeOutRect );
+
+            if( pMouseEvt->IsLeaveWindow() || pMouseEvt->IsEnterWindow() )
+            {
+                Invalidate( aFadeInRect );
+                Invalidate( aFadeOutRect );
+            }
+        }
+    }
+    return Window::PreNotify( rNEvt );
+}
+
+void SplitWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle&)
+{
+    if (mnWinStyle & WB_BORDER)
+        ImplDrawBorder(rRenderContext);
+
+    ImplDrawBorderLine(rRenderContext);
+    ImplDrawFadeOut(rRenderContext);
+    ImplDrawFadeIn(rRenderContext);
+
+    // draw splitter
+    if (!(mnWinStyle & WB_NOSPLITDRAW))
+    {
+        ImplDrawSplit(rRenderContext, mpMainSet.get(), mbHorz, !mbBottomRight);
+    }
+}
+
+void SplitWindow::Resize()
+{
+    Size aSize = GetOutputSizePixel();
+    mnDX = aSize.Width();
+    mnDY = aSize.Height();
+
+    ImplUpdate();
+    Invalidate();
+}
+
+void SplitWindow::RequestHelp( const HelpEvent& rHEvt )
+{
+    // no keyboard help for splitwin
+    if ( rHEvt.GetMode() & (HelpEventMode::BALLOON | HelpEventMode::QUICK) && !rHEvt.KeyboardActivated() )
+    {
+        Point       aMousePosPixel = ScreenToOutputPixel( rHEvt.GetMousePosPixel() );
+        tools::Rectangle   aHelpRect;
+        TranslateId pHelpResId;
+
+        ImplGetFadeInRect( aHelpRect, true );
+        if ( aHelpRect.Contains( aMousePosPixel ) )
+            pHelpResId = SV_HELPTEXT_FADEIN;
+        else
+        {
+            ImplGetFadeOutRect( aHelpRect );
+            if ( aHelpRect.Contains( aMousePosPixel ) )
+                pHelpResId = SV_HELPTEXT_FADEOUT;
+        }
+
+        // get rectangle
+        if (pHelpResId)
+        {
+            Point aPt = OutputToScreenPixel( aHelpRect.TopLeft() );
+            aHelpRect.SetLeft( aPt.X() );
+            aHelpRect.SetTop( aPt.Y() );
+            aPt = OutputToScreenPixel( aHelpRect.BottomRight() );
+            aHelpRect.SetRight( aPt.X() );
+            aHelpRect.SetBottom( aPt.Y() );
+
+            // get and draw text
+            OUString aStr = VclResId(pHelpResId);
+            if ( rHEvt.GetMode() & HelpEventMode::BALLOON )
+                Help::ShowBalloon( this, aHelpRect.Center(), aHelpRect, aStr );
+            else
+                Help::ShowQuickHelp( this, aHelpRect, aStr );
+            return;
+        }
+    }
+
+    DockingWindow::RequestHelp( rHEvt );
+}
+
+void SplitWindow::StateChanged( StateChangedType nType )
+{
+    switch ( nType )
+    {
+    case StateChangedType::InitShow:
+        if ( IsUpdateMode() )
+            ImplCalcLayout();
+        break;
+    case StateChangedType::UpdateMode:
+        if ( IsUpdateMode() && IsReallyShown() )
+            ImplCalcLayout();
+        break;
+    case StateChangedType::ControlBackground:
+        ImplInitSettings();
+        Invalidate();
+        break;
+    default:;
+    }
+
+    DockingWindow::StateChanged( nType );
+}
+
+void SplitWindow::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
+         (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )
+    {
+        ImplInitSettings();
+        Invalidate();
+    }
+    else
+        DockingWindow::DataChanged( rDCEvt );
+}
+
+void SplitWindow::InsertItem( sal_uInt16 nId, vcl::Window* pWindow, tools::Long nSize,
+                              sal_uInt16 nPos, sal_uInt16 nIntoSetId,
+                              SplitWindowItemFlags nBits )
+{
+#ifdef DBG_UTIL
+    sal_uInt16 nDbgDummy;
+    SAL_WARN_IF( ImplFindItem( mpMainSet.get(), nId, nDbgDummy ), "vcl", "SplitWindow::InsertItem() - Id already exists" );
+#endif
+
+    // Size has to be at least 1.
+    if ( nSize < 1 )
+        nSize = 1;
+
+    ImplSplitSet* pSet       = ImplFindSet( mpMainSet.get(), nIntoSetId );
+#ifdef DBG_UTIL
+    SAL_WARN_IF( !pSet, "vcl", "SplitWindow::InsertItem() - Set not exists" );
+#endif
+    if(!pSet)
+    {
+        return;
+    }
+
+    // Don't insert further than the end
+    if ( nPos > pSet->mvItems.size() )
+        nPos = pSet->mvItems.size();
+
+    // Insert in set
+    pSet->mvItems.emplace( pSet->mvItems.begin() + nPos );
+
+    // init new item
+    ImplSplitItem & aItem = pSet->mvItems[nPos];
+    aItem.mnSize   = nSize;
+    aItem.mnPixSize = 0;
+    aItem.mnId     = nId;
+    aItem.mnBits   = nBits;
+    aItem.mnMinSize=-1;
+    aItem.mnMaxSize=-1;
+
+    if ( pWindow )
+    {
+        // New VclPtr reference
+        aItem.mpWindow         = pWindow;
+        aItem.mpOrgParent      = pWindow->GetParent();
+
+        // Attach window to SplitWindow.
+        pWindow->Hide();
+        pWindow->SetParent( this );
+    }
+    else
+    {
+        ImplSplitSet * pNewSet  = new ImplSplitSet();
+        pNewSet->mnId           = nId;
+        pNewSet->mnSplitSize    = pSet->mnSplitSize;
+
+        aItem.mpSet.reset(pNewSet);
+    }
+
+    pSet->mbCalcPix = true;
+
+    ImplUpdate();
+}
+
+void SplitWindow::InsertItem( sal_uInt16 nId, tools::Long nSize,
+                              sal_uInt16 nPos, sal_uInt16 nIntoSetId,
+                              SplitWindowItemFlags nBits )
+{
+    InsertItem( nId, nullptr, nSize, nPos, nIntoSetId, nBits );
+}
+
+void SplitWindow::RemoveItem( sal_uInt16 nId )
+{
+#ifdef DBG_UTIL
+    sal_uInt16 nDbgDummy;
+    SAL_WARN_IF( !ImplFindItem( mpMainSet.get(), nId, nDbgDummy ), "vcl", "SplitWindow::RemoveItem() - Id not found" );
+#endif
+
+    // search set
+    sal_uInt16     nPos;
+    ImplSplitSet*  pSet    = ImplFindItem( mpMainSet.get(), nId, nPos );
+
+    if (!pSet)
+        return;
+
+    ImplSplitItem* pItem = &pSet->mvItems[nPos];
+    VclPtr<vcl::Window> pWindow = pItem->mpWindow;
+    VclPtr<vcl::Window> pOrgParent = pItem->mpOrgParent;
+
+    // delete set if required
+    if ( !pWindow )
+        pItem->mpSet.reset();
+
+    // remove item
+    pSet->mbCalcPix = true;
+    pSet->mvItems.erase( pSet->mvItems.begin() + nPos );
+
+    ImplUpdate();
+
+    // to have the least amounts of paints delete window only here
+    if ( pWindow )
+    {
+        // restore window
+        pWindow->Hide();
+        pWindow->SetParent( pOrgParent );
+    }
+
+    // Clear and delete
+    pWindow.clear();
+    pOrgParent.clear();
+}
+
+void SplitWindow::SplitItem( sal_uInt16 nId, tools::Long nNewSize,
+                             bool bPropSmall, bool bPropGreat )
+{
+    sal_uInt16      nPos;
+    ImplSplitSet*   pSet = ImplFindItem( mpBaseSet, nId, nPos );
+
+    if (!pSet)
+        return;
+
+    size_t           nItems = pSet->mvItems.size();
+    std::vector< ImplSplitItem >&  rItems = pSet->mvItems;
+
+    // When there is an explicit minimum or maximum size then move nNewSize
+    // into that range (when it is not yet already in it.)
+    nNewSize = ValidateSize(nNewSize, rItems[nPos]);
+
+    if ( mbCalc )
+    {
+        rItems[nPos].mnSize = nNewSize;
+        return;
+    }
+
+    tools::Long nDelta = nNewSize-rItems[nPos].mnPixSize;
+    if ( !nDelta )
+        return;
+
+    // calculate area, which could be affected by splitting
+    sal_uInt16 nMin = 0;
+    sal_uInt16 nMax = nItems;
+    for (size_t i = 0; i < nItems; ++i)
+    {
+        if ( rItems[i].mbFixed )
+        {
+            if ( i < nPos )
+                nMin = i+1;
+            else
+                nMax = i;
+        }
+    }
+
+    // treat TopSet different if the window is sizeable
+    bool bSmall  = true;
+    bool bGreat  = true;
+    if ( (pSet == mpMainSet.get()) && (mnWinStyle & WB_SIZEABLE) )
+    {
+        if ( nPos < pSet->mvItems.size()-1 )
+        {
+            if ( !((bPropSmall && bPropGreat) ||
+                   ((nDelta > 0) && bPropSmall) ||
+                   ((nDelta < 0) && bPropGreat)) )
+            {
+                if ( nDelta < 0 )
+                    bGreat = false;
+                else
+                    bSmall = false;
+            }
+        }
+        else
+        {
+            if ( nDelta < 0 )
+                bGreat = false;
+            else
+                bSmall = false;
+        }
+    }
+    else if ( nPos >= nMax )
+    {
+        bSmall = false;
+        bGreat = false;
+    }
+    else if ( nPos && (nPos >= pSet->mvItems.size()-1) )
+    {
+        nPos--;
+        nDelta *= -1;
+        bool bTemp = bPropSmall;
+        bPropSmall = bPropGreat;
+        bPropGreat = bTemp;
+    }
+
+    sal_uInt16          n;
+    // now splitt the windows
+    if ( nDelta < 0 )
+    {
+        if ( bGreat )
+        {
+            if ( bPropGreat )
+            {
+                tools::Long nTempDelta = nDelta;
+                do
+                {
+                    n = nPos+1;
+                    do
+                    {
+                        if ( nTempDelta )
+                        {
+                            rItems[n].mnPixSize++;
+                            nTempDelta++;
+                        }
+                        n++;
+                    }
+                    while ( n < nMax );
+                }
+                while ( nTempDelta );
+            }
+            else
+                rItems[nPos+1].mnPixSize -= nDelta;
+        }
+
+        if ( bSmall )
+        {
+            if ( bPropSmall )
+            {
+                do
+                {
+                    n = nPos+1;
+                    do
+                    {
+                        if ( nDelta && rItems[n-1].mnPixSize )
+                        {
+                            rItems[n-1].mnPixSize--;
+                            nDelta++;
+                        }
+
+                        n--;
+                    }
+                    while ( n > nMin );
+                }
+                while ( nDelta );
+            }
+            else
+            {
+                n = nPos+1;
+                do
+                {
+                    if ( rItems[n-1].mnPixSize+nDelta < 0 )
+                    {
+                        nDelta += rItems[n-1].mnPixSize;
+                        rItems[n-1].mnPixSize = 0;
+                    }
+                    else
+                    {
+                        rItems[n-1].mnPixSize += nDelta;
+                        break;
+                    }
+                    n--;
+                }
+                while ( n > nMin );
+            }
+        }
+    }
+    else
+    {
+        if ( bGreat )
+        {
+            if ( bPropGreat )
+            {
+                tools::Long nTempDelta = nDelta;
+                do
+                {
+                    n = nPos+1;
+                    do
+                    {
+                        if ( nTempDelta )
+                        {
+                            rItems[n-1].mnPixSize++;
+                            nTempDelta--;
+                        }
+                        n--;
+                    }
+                    while ( n > nMin );
+                }
+                while ( nTempDelta );
+            }
+            else
+                rItems[nPos].mnPixSize += nDelta;
+        }
+
+        if ( bSmall )
+        {
+            if ( bPropSmall )
+            {
+                do
+                {
+                    n = nPos+1;
+                    do
+                    {
+                        if ( nDelta && rItems[n].mnPixSize )
+                        {
+                            rItems[n].mnPixSize--;
+                            nDelta--;
+                        }
+
+                        n++;
+                    }
+                    while ( n < nMax );
+                }
+                while ( nDelta );
+            }
+            else
+            {
+                n = nPos+1;
+                do
+                {
+                    if ( rItems[n].mnPixSize-nDelta < 0 )
+                    {
+                        nDelta -= rItems[n].mnPixSize;
+                        rItems[n].mnPixSize = 0;
+                    }
+                    else
+                    {
+                        rItems[n].mnPixSize -= nDelta;
+                        break;
+                    }
+                    n++;
+                }
+                while ( n < nMax );
+            }
+        }
+    }
+
+    // update original sizes
+    ImplCalcLogSize( rItems, nItems );
+
+    ImplUpdate();
+}
+
+void SplitWindow::SetItemSize( sal_uInt16 nId, tools::Long nNewSize )
+{
+    sal_uInt16          nPos;
+    ImplSplitSet*   pSet = ImplFindItem( mpBaseSet, nId, nPos );
+    ImplSplitItem*  pItem;
+
+    if ( !pSet )
+        return;
+
+    // check if size is changed
+    pItem = &pSet->mvItems[nPos];
+    if ( pItem->mnSize != nNewSize )
+    {
+        // set new size and re-calculate
+        pItem->mnSize = nNewSize;
+        pSet->mbCalcPix = true;
+        ImplUpdate();
+    }
+}
+
+tools::Long SplitWindow::GetItemSize( sal_uInt16 nId ) const
+{
+    sal_uInt16          nPos;
+    ImplSplitSet*   pSet = ImplFindItem( mpBaseSet, nId, nPos );
+
+    if ( pSet )
+        return pSet->mvItems[nPos].mnSize;
+    else
+        return 0;
+}
+
+tools::Long SplitWindow::GetItemSize( sal_uInt16 nId, SplitWindowItemFlags nBits ) const
+{
+    sal_uInt16          nPos;
+    ImplSplitSet*   pSet = ImplFindItem( mpBaseSet, nId, nPos );
+
+    if ( pSet )
+    {
+        if ( nBits == pSet->mvItems[nPos].mnBits )
+            return pSet->mvItems[nPos].mnSize;
+        else
+        {
+            const_cast<SplitWindow*>(this)->ImplCalcLayout();
+
+            tools::Long                nRelSize = 0;
+            tools::Long                nPerSize = 0;
+            size_t              nItems;
+            SplitWindowItemFlags nTempBits;
+            nItems = pSet->mvItems.size();
+            std::vector< ImplSplitItem >& rItems = pSet->mvItems;
+            for ( size_t i = 0; i < nItems; i++ )
+            {
+                if ( i == nPos )
+                    nTempBits = nBits;
+                else
+                    nTempBits = rItems[i].mnBits;
+                if ( nTempBits & SplitWindowItemFlags::RelativeSize )
+                    nRelSize += rItems[i].mnPixSize;
+                else if ( nTempBits & SplitWindowItemFlags::PercentSize )
+                    nPerSize += rItems[i].mnPixSize;
+            }
+            nPerSize += nRelSize;
+            if ( nBits & SplitWindowItemFlags::RelativeSize )
+            {
+                if ( nRelSize )
+                    return (rItems[nPos].mnPixSize+(nRelSize/2))/nRelSize;
+                else
+                    return 1;
+            }
+            else if ( nBits & SplitWindowItemFlags::PercentSize )
+            {
+                if ( nPerSize )
+                    return (rItems[nPos].mnPixSize*100)/nPerSize;
+                else
+                    return 1;
+            }
+            else
+                return rItems[nPos].mnPixSize;
+        }
+    }
+    else
+        return 0;
+}
+
+void SplitWindow::SetItemSizeRange (sal_uInt16 nId, const Range& rRange)
+{
+    sal_uInt16 nPos;
+    ImplSplitSet* pSet = ImplFindItem(mpBaseSet, nId, nPos);
+
+    if (pSet != nullptr)
+    {
+        pSet->mvItems[nPos].mnMinSize = rRange.Min();
+        pSet->mvItems[nPos].mnMaxSize = rRange.Max();
+    }
+}
+
+sal_uInt16 SplitWindow::GetSet( sal_uInt16 nId ) const
+{
+    sal_uInt16          nPos;
+    ImplSplitSet*   pSet = ImplFindItem( mpBaseSet, nId, nPos );
+
+    if ( pSet )
+        return pSet->mnId;
+    else
+        return 0;
+}
+
+bool SplitWindow::IsItemValid( sal_uInt16 nId ) const
+{
+    sal_uInt16          nPos;
+    ImplSplitSet* pSet = mpBaseSet ? ImplFindItem(mpBaseSet, nId, nPos) : nullptr;
+
+    return pSet != nullptr;
+}
+
+sal_uInt16 SplitWindow::GetItemId( vcl::Window* pWindow ) const
+{
+    return ImplFindItem( mpBaseSet, pWindow );
+}
+
+sal_uInt16 SplitWindow::GetItemId( const Point& rPos ) const
+{
+    return ImplFindItem( mpBaseSet, rPos, mbHorz, !mbBottomRight );
+}
+
+sal_uInt16 SplitWindow::GetItemPos( sal_uInt16 nId, sal_uInt16 nSetId ) const
+{
+    ImplSplitSet*   pSet = ImplFindSet( mpBaseSet, nSetId );
+    sal_uInt16          nPos = SPLITWINDOW_ITEM_NOTFOUND;
+
+    if ( pSet )
+    {
+        for ( size_t i = 0; i < pSet->mvItems.size(); i++ )
+        {
+            if ( pSet->mvItems[i].mnId == nId )
+            {
+                nPos = i;
+                break;
+            }
+        }
+    }
+
+    return nPos;
+}
+
+sal_uInt16 SplitWindow::GetItemId( sal_uInt16 nPos ) const
+{
+    ImplSplitSet* pSet = ImplFindSet( mpBaseSet, 0/*nSetId*/ );
+    if ( pSet && (nPos < pSet->mvItems.size()) )
+        return pSet->mvItems[nPos].mnId;
+    else
+        return 0;
+}
+
+sal_uInt16 SplitWindow::GetItemCount( sal_uInt16 nSetId ) const
+{
+    ImplSplitSet* pSet = ImplFindSet( mpBaseSet, nSetId );
+    if ( pSet )
+        return pSet->mvItems.size();
+    else
+        return 0;
+}
+
+void SplitWindow::ImplNewAlign()
+{
+    switch ( meAlign )
+    {
+    case WindowAlign::Top:
+        mbHorz        = true;
+        mbBottomRight = false;
+        break;
+    case WindowAlign::Bottom:
+        mbHorz        = true;
+        mbBottomRight = true;
+        break;
+    case WindowAlign::Left:
+        mbHorz        = false;
+        mbBottomRight = false;
+        break;
+    case WindowAlign::Right:
+        mbHorz        = false;
+        mbBottomRight = true;
+        break;
+    }
+
+    if ( mnWinStyle & WB_BORDER )
+    {
+        ImplCalcBorder( meAlign, mnLeftBorder, mnTopBorder,
+                        mnRightBorder, mnBottomBorder );
+    }
+
+    if ( IsReallyVisible() && IsUpdateMode() )
+        Invalidate();
+    ImplUpdate();
+}
+
+void SplitWindow::SetAlign( WindowAlign eNewAlign )
+{
+    if ( meAlign != eNewAlign )
+    {
+        meAlign = eNewAlign;
+        ImplNewAlign();
+    }
+}
+
+void SplitWindow::ShowFadeInHideButton()
+{
+    mbFadeIn = true;
+    ImplUpdate();
+}
+
+void SplitWindow::ShowFadeOutButton()
+{
+    mbFadeOut = true;
+    ImplUpdate();
+}
+
+tools::Long SplitWindow::GetFadeInSize() const
+{
+    tools::Long n = 0;
+
+    if ( mbHorz )
+        n = mnTopBorder+mnBottomBorder;
+    else
+        n = mnLeftBorder+mnRightBorder;
+
+    return n+SPLITWIN_SPLITSIZE+SPLITWIN_SPLITSIZEEX-2;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/stacking.cxx b/vcl/source/window/stacking.cxx
new file mode 100644
index 000000000..928c456ee
--- /dev/null
+++ b/vcl/source/window/stacking.cxx
@@ -0,0 +1,1151 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/syswin.hxx>
+#include <vcl/window.hxx>
+#include <vcl/taskpanelist.hxx>
+#include <sal/log.hxx>
+
+#include <salframe.hxx>
+#include <salobj.hxx>
+#include <svdata.hxx>
+#include <window.h>
+#include <brdwin.hxx>
+
+#include <com/sun/star/awt/XTopWindow.hpp>
+
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::datatransfer::clipboard;
+using namespace ::com::sun::star::datatransfer::dnd;
+using namespace ::com::sun::star;
+
+using ::com::sun::star::awt::XTopWindow;
+
+struct ImplCalcToTopData
+{
+    std::unique_ptr<ImplCalcToTopData> mpNext;
+    VclPtr<vcl::Window>                mpWindow;
+    std::unique_ptr<vcl::Region>       mpInvalidateRegion;
+};
+
+namespace vcl {
+
+vcl::Window* Window::ImplGetTopmostFrameWindow()
+{
+    vcl::Window *pTopmostParent = this;
+    while( pTopmostParent->ImplGetParent() )
+        pTopmostParent = pTopmostParent->ImplGetParent();
+    return pTopmostParent->mpWindowImpl->mpFrameWindow;
+}
+
+void Window::ImplInsertWindow( vcl::Window* pParent )
+{
+    mpWindowImpl->mpParent            = pParent;
+    mpWindowImpl->mpRealParent        = pParent;
+
+    if ( !pParent || mpWindowImpl->mbFrame )
+        return;
+
+    // search frame window and set window frame data
+    vcl::Window* pFrameParent = pParent->mpWindowImpl->mpFrameWindow;
+    mpWindowImpl->mpFrameData = pFrameParent->mpWindowImpl->mpFrameData;
+    if (mpWindowImpl->mpFrame != pFrameParent->mpWindowImpl->mpFrame)
+    {
+        mpWindowImpl->mpFrame = pFrameParent->mpWindowImpl->mpFrame;
+        if (mpWindowImpl->mpSysObj)
+            mpWindowImpl->mpSysObj->Reparent(mpWindowImpl->mpFrame);
+    }
+    mpWindowImpl->mpFrameWindow   = pFrameParent;
+    mpWindowImpl->mbFrame         = false;
+
+    // search overlap window and insert window in list
+    if ( ImplIsOverlapWindow() )
+    {
+        vcl::Window* pFirstOverlapParent = pParent;
+        while ( !pFirstOverlapParent->ImplIsOverlapWindow() )
+            pFirstOverlapParent = pFirstOverlapParent->ImplGetParent();
+        mpWindowImpl->mpOverlapWindow = pFirstOverlapParent;
+
+        mpWindowImpl->mpNextOverlap = mpWindowImpl->mpFrameData->mpFirstOverlap;
+        mpWindowImpl->mpFrameData->mpFirstOverlap = this;
+
+        // Overlap-Windows are by default the uppermost
+        mpWindowImpl->mpNext = pFirstOverlapParent->mpWindowImpl->mpFirstOverlap;
+        pFirstOverlapParent->mpWindowImpl->mpFirstOverlap = this;
+        if ( !pFirstOverlapParent->mpWindowImpl->mpLastOverlap )
+            pFirstOverlapParent->mpWindowImpl->mpLastOverlap = this;
+        else
+            mpWindowImpl->mpNext->mpWindowImpl->mpPrev = this;
+    }
+    else
+    {
+        if ( pParent->ImplIsOverlapWindow() )
+            mpWindowImpl->mpOverlapWindow = pParent;
+        else
+            mpWindowImpl->mpOverlapWindow = pParent->mpWindowImpl->mpOverlapWindow;
+        mpWindowImpl->mpPrev = pParent->mpWindowImpl->mpLastChild;
+        pParent->mpWindowImpl->mpLastChild = this;
+        if ( !pParent->mpWindowImpl->mpFirstChild )
+            pParent->mpWindowImpl->mpFirstChild = this;
+        else
+            mpWindowImpl->mpPrev->mpWindowImpl->mpNext = this;
+    }
+}
+
+void Window::ImplRemoveWindow( bool bRemoveFrameData )
+{
+    // remove window from the lists
+    if ( !mpWindowImpl->mbFrame )
+    {
+        if ( ImplIsOverlapWindow() )
+        {
+            if ( mpWindowImpl->mpFrameData->mpFirstOverlap.get() == this )
+                mpWindowImpl->mpFrameData->mpFirstOverlap = mpWindowImpl->mpNextOverlap;
+            else
+            {
+                vcl::Window* pTempWin = mpWindowImpl->mpFrameData->mpFirstOverlap;
+                while ( pTempWin->mpWindowImpl->mpNextOverlap.get() != this )
+                    pTempWin = pTempWin->mpWindowImpl->mpNextOverlap;
+                pTempWin->mpWindowImpl->mpNextOverlap = mpWindowImpl->mpNextOverlap;
+            }
+
+            if ( mpWindowImpl->mpPrev )
+                mpWindowImpl->mpPrev->mpWindowImpl->mpNext = mpWindowImpl->mpNext;
+            else
+                mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpFirstOverlap = mpWindowImpl->mpNext;
+            if ( mpWindowImpl->mpNext )
+                mpWindowImpl->mpNext->mpWindowImpl->mpPrev = mpWindowImpl->mpPrev;
+            else
+                mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpLastOverlap = mpWindowImpl->mpPrev;
+        }
+        else
+        {
+            if ( mpWindowImpl->mpPrev )
+                mpWindowImpl->mpPrev->mpWindowImpl->mpNext = mpWindowImpl->mpNext;
+            else if ( mpWindowImpl->mpParent )
+                mpWindowImpl->mpParent->mpWindowImpl->mpFirstChild = mpWindowImpl->mpNext;
+            if ( mpWindowImpl->mpNext )
+                mpWindowImpl->mpNext->mpWindowImpl->mpPrev = mpWindowImpl->mpPrev;
+            else if ( mpWindowImpl->mpParent )
+                mpWindowImpl->mpParent->mpWindowImpl->mpLastChild = mpWindowImpl->mpPrev;
+        }
+
+        mpWindowImpl->mpPrev = nullptr;
+        mpWindowImpl->mpNext = nullptr;
+    }
+
+    if ( bRemoveFrameData )
+    {
+        // release the graphic
+        OutputDevice *pOutDev = GetOutDev();
+        pOutDev->ReleaseGraphics();
+    }
+}
+
+void Window::reorderWithinParent(sal_uInt16 nNewPosition)
+{
+    sal_uInt16 nChildCount = 0;
+    vcl::Window *pSource = mpWindowImpl->mpParent->mpWindowImpl->mpFirstChild;
+    while (pSource)
+    {
+        if (nChildCount == nNewPosition)
+            break;
+        pSource = pSource->mpWindowImpl->mpNext;
+        nChildCount++;
+    }
+
+    if (pSource == this) //already at the right place
+        return;
+
+    ImplRemoveWindow(false);
+
+    if (pSource)
+    {
+        mpWindowImpl->mpNext = pSource;
+        mpWindowImpl->mpPrev = pSource->mpWindowImpl->mpPrev;
+        pSource->mpWindowImpl->mpPrev = this;
+    }
+    else
+        mpWindowImpl->mpParent->mpWindowImpl->mpLastChild = this;
+
+    if (mpWindowImpl->mpPrev)
+        mpWindowImpl->mpPrev->mpWindowImpl->mpNext = this;
+    else
+        mpWindowImpl->mpParent->mpWindowImpl->mpFirstChild = this;
+}
+
+void Window::ImplToBottomChild()
+{
+    if ( ImplIsOverlapWindow() || mpWindowImpl->mbReallyVisible || (mpWindowImpl->mpParent->mpWindowImpl->mpLastChild.get() == this) )
+        return;
+
+    // put the window to the end of the list
+    if ( mpWindowImpl->mpPrev )
+        mpWindowImpl->mpPrev->mpWindowImpl->mpNext = mpWindowImpl->mpNext;
+    else
+        mpWindowImpl->mpParent->mpWindowImpl->mpFirstChild = mpWindowImpl->mpNext;
+    mpWindowImpl->mpNext->mpWindowImpl->mpPrev = mpWindowImpl->mpPrev;
+    mpWindowImpl->mpPrev = mpWindowImpl->mpParent->mpWindowImpl->mpLastChild;
+    mpWindowImpl->mpParent->mpWindowImpl->mpLastChild = this;
+    mpWindowImpl->mpPrev->mpWindowImpl->mpNext = this;
+    mpWindowImpl->mpNext = nullptr;
+}
+
+void Window::ImplCalcToTop( ImplCalcToTopData* pPrevData )
+{
+    SAL_WARN_IF( !ImplIsOverlapWindow(), "vcl", "Window::ImplCalcToTop(): Is not an OverlapWindow" );
+
+    if ( mpWindowImpl->mbFrame )
+        return;
+
+    if ( !IsReallyVisible() )
+        return;
+
+    // calculate region, where the window overlaps with other windows
+    vcl::Region  aRegion( GetOutputRectPixel() );
+    vcl::Region  aInvalidateRegion;
+    ImplCalcOverlapRegionOverlaps( aRegion, aInvalidateRegion );
+
+    if ( !aInvalidateRegion.IsEmpty() )
+    {
+        ImplCalcToTopData* pData    = new ImplCalcToTopData;
+        pPrevData->mpNext.reset(pData);
+        pData->mpWindow             = this;
+        pData->mpInvalidateRegion.reset(new vcl::Region( aInvalidateRegion ));
+    }
+}
+
+void Window::ImplToTop( ToTopFlags nFlags )
+{
+    SAL_WARN_IF( !ImplIsOverlapWindow(), "vcl", "Window::ImplToTop(): Is not an OverlapWindow" );
+
+    if ( mpWindowImpl->mbFrame )
+    {
+        // on a mouse click in the external window, it is the latter's
+        // responsibility to assure our frame is put in front
+        if ( !mpWindowImpl->mpFrameData->mbHasFocus &&
+             !mpWindowImpl->mpFrameData->mbSysObjFocus &&
+             !mpWindowImpl->mpFrameData->mbInSysObjFocusHdl &&
+             !mpWindowImpl->mpFrameData->mbInSysObjToTopHdl )
+        {
+            // do not bring floating windows on the client to top
+            if( !ImplGetClientWindow() || !(ImplGetClientWindow()->GetStyle() & WB_SYSTEMFLOATWIN) )
+            {
+                SalFrameToTop nSysFlags = SalFrameToTop::NONE;
+                if ( nFlags & ToTopFlags::RestoreWhenMin )
+                    nSysFlags |= SalFrameToTop::RestoreWhenMin;
+                if ( nFlags & ToTopFlags::ForegroundTask )
+                    nSysFlags |= SalFrameToTop::ForegroundTask;
+                if ( nFlags & ToTopFlags::GrabFocusOnly )
+                    nSysFlags |= SalFrameToTop::GrabFocusOnly;
+                mpWindowImpl->mpFrame->ToTop( nSysFlags );
+            }
+        }
+    }
+    else
+    {
+        if ( mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpFirstOverlap.get() != this )
+        {
+            // remove window from the list
+            mpWindowImpl->mpPrev->mpWindowImpl->mpNext = mpWindowImpl->mpNext;
+            if ( mpWindowImpl->mpNext )
+                mpWindowImpl->mpNext->mpWindowImpl->mpPrev = mpWindowImpl->mpPrev;
+            else
+                mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpLastOverlap = mpWindowImpl->mpPrev;
+
+            // take AlwaysOnTop into account
+            bool    bOnTop = IsAlwaysOnTopEnabled();
+            vcl::Window* pNextWin = mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpFirstOverlap;
+            if ( !bOnTop )
+            {
+                while ( pNextWin )
+                {
+                    if ( !pNextWin->IsAlwaysOnTopEnabled() )
+                        break;
+                    pNextWin = pNextWin->mpWindowImpl->mpNext;
+                }
+            }
+
+            // add the window to the list again
+            mpWindowImpl->mpNext = pNextWin;
+            if ( pNextWin )
+            {
+                mpWindowImpl->mpPrev = pNextWin->mpWindowImpl->mpPrev;
+                pNextWin->mpWindowImpl->mpPrev = this;
+            }
+            else
+            {
+                mpWindowImpl->mpPrev = mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpLastOverlap;
+                mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpLastOverlap = this;
+            }
+            if ( mpWindowImpl->mpPrev )
+                mpWindowImpl->mpPrev->mpWindowImpl->mpNext = this;
+            else
+                mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpFirstOverlap = this;
+
+            // recalculate ClipRegion of this and all overlapping windows
+            if ( IsReallyVisible() )
+            {
+                mpWindowImpl->mpOverlapWindow->ImplSetClipFlagOverlapWindows();
+            }
+        }
+    }
+}
+
+void Window::ImplStartToTop( ToTopFlags nFlags )
+{
+    ImplCalcToTopData   aStartData;
+    ImplCalcToTopData*  pCurData;
+    vcl::Window* pOverlapWindow;
+    if ( ImplIsOverlapWindow() )
+        pOverlapWindow = this;
+    else
+        pOverlapWindow = mpWindowImpl->mpOverlapWindow;
+
+    // first calculate paint areas
+    vcl::Window* pTempOverlapWindow = pOverlapWindow;
+    aStartData.mpNext = nullptr;
+    pCurData = &aStartData;
+    do
+    {
+        pTempOverlapWindow->ImplCalcToTop( pCurData );
+        if ( pCurData->mpNext )
+            pCurData = pCurData->mpNext.get();
+        pTempOverlapWindow = pTempOverlapWindow->mpWindowImpl->mpOverlapWindow;
+    }
+    while ( !pTempOverlapWindow->mpWindowImpl->mbFrame );
+    // next calculate the paint areas of the ChildOverlap windows
+    pTempOverlapWindow = mpWindowImpl->mpFirstOverlap;
+    while ( pTempOverlapWindow )
+    {
+        pTempOverlapWindow->ImplCalcToTop( pCurData );
+        if ( pCurData->mpNext )
+            pCurData = pCurData->mpNext.get();
+        pTempOverlapWindow = pTempOverlapWindow->mpWindowImpl->mpNext;
+    }
+
+    // and next change the windows list
+    pTempOverlapWindow = pOverlapWindow;
+    do
+    {
+        pTempOverlapWindow->ImplToTop( nFlags );
+        pTempOverlapWindow = pTempOverlapWindow->mpWindowImpl->mpOverlapWindow;
+    }
+    while ( !pTempOverlapWindow->mpWindowImpl->mbFrame );
+    // as last step invalidate the invalid areas
+    pCurData = aStartData.mpNext.get();
+    while ( pCurData )
+    {
+        pCurData->mpWindow->ImplInvalidateFrameRegion( pCurData->mpInvalidateRegion.get(), InvalidateFlags::Children );
+        pCurData = pCurData->mpNext.get();
+    }
+}
+
+void Window::ImplFocusToTop( ToTopFlags nFlags, bool bReallyVisible )
+{
+    // do we need to fetch the focus?
+    if ( !(nFlags & ToTopFlags::NoGrabFocus) )
+    {
+        // first window with GrabFocus-Activate gets the focus
+        vcl::Window* pFocusWindow = this;
+        while ( !pFocusWindow->ImplIsOverlapWindow() )
+        {
+            // if the window has no BorderWindow, we
+            // should always find the belonging BorderWindow
+            if ( !pFocusWindow->mpWindowImpl->mpBorderWindow )
+            {
+                if ( pFocusWindow->mpWindowImpl->mnActivateMode & ActivateModeFlags::GrabFocus )
+                    break;
+            }
+            pFocusWindow = pFocusWindow->ImplGetParent();
+        }
+        if ( (pFocusWindow->mpWindowImpl->mnActivateMode & ActivateModeFlags::GrabFocus) &&
+             !pFocusWindow->HasChildPathFocus( true ) )
+            pFocusWindow->GrabFocus();
+    }
+
+    if ( bReallyVisible )
+        ImplGenerateMouseMove();
+}
+
+void Window::ImplShowAllOverlaps()
+{
+    vcl::Window* pOverlapWindow = mpWindowImpl->mpFirstOverlap;
+    while ( pOverlapWindow )
+    {
+        if ( pOverlapWindow->mpWindowImpl->mbOverlapVisible )
+        {
+            pOverlapWindow->Show( true, ShowFlags::NoActivate );
+            pOverlapWindow->mpWindowImpl->mbOverlapVisible = false;
+        }
+
+        pOverlapWindow = pOverlapWindow->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::ImplHideAllOverlaps()
+{
+    vcl::Window* pOverlapWindow = mpWindowImpl->mpFirstOverlap;
+    while ( pOverlapWindow )
+    {
+        if ( pOverlapWindow->IsVisible() )
+        {
+            pOverlapWindow->mpWindowImpl->mbOverlapVisible = true;
+            pOverlapWindow->Show( false );
+        }
+
+        pOverlapWindow = pOverlapWindow->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::ToTop( ToTopFlags nFlags )
+{
+    if (!mpWindowImpl)
+        return;
+
+    ImplStartToTop( nFlags );
+    ImplFocusToTop( nFlags, IsReallyVisible() );
+}
+
+void Window::SetZOrder( vcl::Window* pRefWindow, ZOrderFlags nFlags )
+{
+
+    if ( mpWindowImpl->mpBorderWindow )
+    {
+        mpWindowImpl->mpBorderWindow->SetZOrder( pRefWindow, nFlags );
+        return;
+    }
+
+    if ( nFlags & ZOrderFlags::First )
+    {
+        if ( ImplIsOverlapWindow() )
+            pRefWindow = mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpFirstOverlap;
+        else
+            pRefWindow = mpWindowImpl->mpParent->mpWindowImpl->mpFirstChild;
+        nFlags |= ZOrderFlags::Before;
+    }
+    else if ( nFlags & ZOrderFlags::Last )
+    {
+        if ( ImplIsOverlapWindow() )
+            pRefWindow = mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpLastOverlap;
+        else
+            pRefWindow = mpWindowImpl->mpParent->mpWindowImpl->mpLastChild;
+        nFlags |= ZOrderFlags::Behind;
+    }
+
+    while ( pRefWindow && pRefWindow->mpWindowImpl->mpBorderWindow )
+        pRefWindow = pRefWindow->mpWindowImpl->mpBorderWindow;
+    if (!pRefWindow || pRefWindow == this || mpWindowImpl->mbFrame)
+        return;
+
+    SAL_WARN_IF( pRefWindow->mpWindowImpl->mpParent != mpWindowImpl->mpParent, "vcl", "Window::SetZOrder() - pRefWindow has other parent" );
+    if ( nFlags & ZOrderFlags::Before )
+    {
+        if ( pRefWindow->mpWindowImpl->mpPrev.get() == this )
+            return;
+
+        if ( ImplIsOverlapWindow() )
+        {
+            if ( mpWindowImpl->mpPrev )
+                mpWindowImpl->mpPrev->mpWindowImpl->mpNext = mpWindowImpl->mpNext;
+            else
+                mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpFirstOverlap = mpWindowImpl->mpNext;
+            if ( mpWindowImpl->mpNext )
+                mpWindowImpl->mpNext->mpWindowImpl->mpPrev = mpWindowImpl->mpPrev;
+            else
+                mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpLastOverlap = mpWindowImpl->mpPrev;
+            if ( !pRefWindow->mpWindowImpl->mpPrev )
+                mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpFirstOverlap = this;
+        }
+        else
+        {
+            if ( mpWindowImpl->mpPrev )
+                mpWindowImpl->mpPrev->mpWindowImpl->mpNext = mpWindowImpl->mpNext;
+            else
+                mpWindowImpl->mpParent->mpWindowImpl->mpFirstChild = mpWindowImpl->mpNext;
+            if ( mpWindowImpl->mpNext )
+                mpWindowImpl->mpNext->mpWindowImpl->mpPrev = mpWindowImpl->mpPrev;
+            else
+                mpWindowImpl->mpParent->mpWindowImpl->mpLastChild = mpWindowImpl->mpPrev;
+            if ( !pRefWindow->mpWindowImpl->mpPrev )
+                mpWindowImpl->mpParent->mpWindowImpl->mpFirstChild = this;
+        }
+
+        mpWindowImpl->mpPrev = pRefWindow->mpWindowImpl->mpPrev;
+        mpWindowImpl->mpNext = pRefWindow;
+        if ( mpWindowImpl->mpPrev )
+            mpWindowImpl->mpPrev->mpWindowImpl->mpNext = this;
+        mpWindowImpl->mpNext->mpWindowImpl->mpPrev = this;
+    }
+    else if ( nFlags & ZOrderFlags::Behind )
+    {
+        if ( pRefWindow->mpWindowImpl->mpNext.get() == this )
+            return;
+
+        if ( ImplIsOverlapWindow() )
+        {
+            if ( mpWindowImpl->mpPrev )
+                mpWindowImpl->mpPrev->mpWindowImpl->mpNext = mpWindowImpl->mpNext;
+            else
+                mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpFirstOverlap = mpWindowImpl->mpNext;
+            if ( mpWindowImpl->mpNext )
+                mpWindowImpl->mpNext->mpWindowImpl->mpPrev = mpWindowImpl->mpPrev;
+            else
+                mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpLastOverlap = mpWindowImpl->mpPrev;
+            if ( !pRefWindow->mpWindowImpl->mpNext )
+                mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpLastOverlap = this;
+        }
+        else
+        {
+            if ( mpWindowImpl->mpPrev )
+                mpWindowImpl->mpPrev->mpWindowImpl->mpNext = mpWindowImpl->mpNext;
+            else
+                mpWindowImpl->mpParent->mpWindowImpl->mpFirstChild = mpWindowImpl->mpNext;
+            if ( mpWindowImpl->mpNext )
+                mpWindowImpl->mpNext->mpWindowImpl->mpPrev = mpWindowImpl->mpPrev;
+            else
+                mpWindowImpl->mpParent->mpWindowImpl->mpLastChild = mpWindowImpl->mpPrev;
+            if ( !pRefWindow->mpWindowImpl->mpNext )
+                mpWindowImpl->mpParent->mpWindowImpl->mpLastChild = this;
+        }
+
+        mpWindowImpl->mpPrev = pRefWindow;
+        mpWindowImpl->mpNext = pRefWindow->mpWindowImpl->mpNext;
+        if ( mpWindowImpl->mpNext )
+            mpWindowImpl->mpNext->mpWindowImpl->mpPrev = this;
+        mpWindowImpl->mpPrev->mpWindowImpl->mpNext = this;
+    }
+
+    if ( !IsReallyVisible() )
+        return;
+
+    if ( !mpWindowImpl->mbInitWinClipRegion && mpWindowImpl->maWinClipRegion.IsEmpty() )
+        return;
+
+    bool bInitWinClipRegion = mpWindowImpl->mbInitWinClipRegion;
+    ImplSetClipFlag();
+
+    // When ClipRegion was not initialised, assume
+    // the window has not been sent, therefore do not
+    // trigger any Invalidates. This is an optimization
+    // for HTML documents with many controls. If this
+    // check gives problems, a flag should be introduced
+    // which tracks whether the window has already been
+    // emitted after Show
+    if ( bInitWinClipRegion )
+        return;
+
+    // Invalidate all windows which are next to each other
+    // Is INCOMPLETE !!!
+    tools::Rectangle   aWinRect = GetOutputRectPixel();
+    vcl::Window*     pWindow = nullptr;
+    if ( ImplIsOverlapWindow() )
+    {
+        if ( mpWindowImpl->mpOverlapWindow )
+            pWindow = mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpFirstOverlap;
+    }
+    else
+        pWindow = ImplGetParent()->mpWindowImpl->mpFirstChild;
+    // Invalidate all windows in front of us and which are covered by us
+    while ( pWindow )
+    {
+        if ( pWindow == this )
+            break;
+        tools::Rectangle aCompRect = pWindow->GetOutputRectPixel();
+        if ( aWinRect.Overlaps( aCompRect ) )
+            pWindow->Invalidate( InvalidateFlags::Children | InvalidateFlags::NoTransparent );
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+
+    // If we are covered by a window in the background
+    // we should redraw it
+    while ( pWindow )
+    {
+        if ( pWindow != this )
+        {
+            tools::Rectangle aCompRect = pWindow->GetOutputRectPixel();
+            if ( aWinRect.Overlaps( aCompRect ) )
+            {
+                Invalidate( InvalidateFlags::Children | InvalidateFlags::NoTransparent );
+                break;
+            }
+        }
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::EnableAlwaysOnTop( bool bEnable )
+{
+
+    mpWindowImpl->mbAlwaysOnTop = bEnable;
+
+    if ( mpWindowImpl->mpBorderWindow )
+        mpWindowImpl->mpBorderWindow->EnableAlwaysOnTop( bEnable );
+    else if ( bEnable && IsReallyVisible() )
+        ToTop();
+
+    if ( mpWindowImpl->mbFrame )
+        mpWindowImpl->mpFrame->SetAlwaysOnTop( bEnable );
+}
+
+bool Window::IsTopWindow() const
+{
+    if ( !mpWindowImpl || mpWindowImpl->mbInDispose )
+        return false;
+
+    // topwindows must be frames or they must have a borderwindow which is a frame
+    if( !mpWindowImpl->mbFrame && (!mpWindowImpl->mpBorderWindow || !mpWindowImpl->mpBorderWindow->mpWindowImpl->mbFrame ) )
+        return false;
+
+    ImplGetWinData();
+    if( mpWindowImpl->mpWinData->mnIsTopWindow == sal_uInt16(~0))    // still uninitialized
+    {
+        // #113722#, cache result of expensive queryInterface call
+        vcl::Window *pThisWin = const_cast<vcl::Window*>(this);
+        uno::Reference< XTopWindow > xTopWindow( pThisWin->GetComponentInterface(), UNO_QUERY );
+        pThisWin->mpWindowImpl->mpWinData->mnIsTopWindow = xTopWindow.is() ? 1 : 0;
+    }
+    return mpWindowImpl->mpWinData->mnIsTopWindow == 1;
+}
+
+vcl::Window* Window::ImplFindWindow( const Point& rFramePos )
+{
+    vcl::Window* pTempWindow;
+    vcl::Window* pFindWindow;
+
+    // first check all overlapping windows
+    pTempWindow = mpWindowImpl->mpFirstOverlap;
+    while ( pTempWindow )
+    {
+        pFindWindow = pTempWindow->ImplFindWindow( rFramePos );
+        if ( pFindWindow )
+            return pFindWindow;
+        pTempWindow = pTempWindow->mpWindowImpl->mpNext;
+    }
+
+    // then we check our window
+    if ( !mpWindowImpl->mbVisible )
+        return nullptr;
+
+    WindowHitTest nHitTest = ImplHitTest( rFramePos );
+    if ( nHitTest & WindowHitTest::Inside )
+    {
+        // and then we check all child windows
+        pTempWindow = mpWindowImpl->mpFirstChild;
+        while ( pTempWindow )
+        {
+            pFindWindow = pTempWindow->ImplFindWindow( rFramePos );
+            if ( pFindWindow )
+                return pFindWindow;
+            pTempWindow = pTempWindow->mpWindowImpl->mpNext;
+        }
+
+        if ( nHitTest & WindowHitTest::Transparent )
+            return nullptr;
+        else
+            return this;
+    }
+
+    return nullptr;
+}
+
+bool Window::ImplIsRealParentPath( const vcl::Window* pWindow ) const
+{
+    pWindow = pWindow->GetParent();
+    while ( pWindow )
+    {
+        if ( pWindow == this )
+            return true;
+        pWindow = pWindow->GetParent();
+    }
+
+    return false;
+}
+
+bool Window::ImplIsChild( const vcl::Window* pWindow, bool bSystemWindow ) const
+{
+    do
+    {
+        if ( !bSystemWindow && pWindow->ImplIsOverlapWindow() )
+            break;
+
+        pWindow = pWindow->ImplGetParent();
+
+        if ( pWindow == this )
+            return true;
+    }
+    while ( pWindow );
+
+    return false;
+}
+
+bool Window::ImplIsWindowOrChild( const vcl::Window* pWindow, bool bSystemWindow ) const
+{
+    if ( this == pWindow )
+        return true;
+    return ImplIsChild( pWindow, bSystemWindow );
+}
+
+void Window::ImplResetReallyVisible()
+{
+    bool bBecameReallyInvisible = mpWindowImpl->mbReallyVisible;
+
+    GetOutDev()->mbDevOutput     = false;
+    mpWindowImpl->mbReallyVisible = false;
+    mpWindowImpl->mbReallyShown   = false;
+
+    // the SHOW/HIDE events serve as indicators to send child creation/destroy events to the access bridge.
+    // For this, the data member of the event must not be NULL.
+    // Previously, we did this in Window::Show, but there some events got lost in certain situations.
+    if( bBecameReallyInvisible && ImplIsAccessibleCandidate() )
+        CallEventListeners( VclEventId::WindowHide, this );
+        // TODO. It's kind of a hack that we're re-using the VclEventId::WindowHide. Normally, we should
+        // introduce another event which explicitly triggers the Accessibility implementations.
+
+    vcl::Window* pWindow = mpWindowImpl->mpFirstOverlap;
+    while ( pWindow )
+    {
+        if ( pWindow->mpWindowImpl->mbReallyVisible )
+            pWindow->ImplResetReallyVisible();
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+
+    pWindow = mpWindowImpl->mpFirstChild;
+    while ( pWindow )
+    {
+        if ( pWindow->mpWindowImpl->mbReallyVisible )
+            pWindow->ImplResetReallyVisible();
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::ImplUpdateWindowPtr( vcl::Window* pWindow )
+{
+    if ( mpWindowImpl->mpFrameWindow != pWindow->mpWindowImpl->mpFrameWindow )
+    {
+        // release graphic
+        OutputDevice *pOutDev = GetOutDev();
+        pOutDev->ReleaseGraphics();
+    }
+
+    mpWindowImpl->mpFrameData     = pWindow->mpWindowImpl->mpFrameData;
+    if (mpWindowImpl->mpFrame != pWindow->mpWindowImpl->mpFrame)
+    {
+        mpWindowImpl->mpFrame = pWindow->mpWindowImpl->mpFrame;
+        if (mpWindowImpl->mpSysObj)
+            mpWindowImpl->mpSysObj->Reparent(mpWindowImpl->mpFrame);
+    }
+    mpWindowImpl->mpFrameWindow   = pWindow->mpWindowImpl->mpFrameWindow;
+    if ( pWindow->ImplIsOverlapWindow() )
+        mpWindowImpl->mpOverlapWindow = pWindow;
+    else
+        mpWindowImpl->mpOverlapWindow = pWindow->mpWindowImpl->mpOverlapWindow;
+
+    vcl::Window* pChild = mpWindowImpl->mpFirstChild;
+    while ( pChild )
+    {
+        pChild->ImplUpdateWindowPtr( pWindow );
+        pChild = pChild->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::ImplUpdateWindowPtr()
+{
+    vcl::Window* pChild = mpWindowImpl->mpFirstChild;
+    while ( pChild )
+    {
+        pChild->ImplUpdateWindowPtr( this );
+        pChild = pChild->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::ImplUpdateOverlapWindowPtr( bool bNewFrame )
+{
+    bool bVisible = IsVisible();
+    Show( false );
+    ImplRemoveWindow( bNewFrame );
+    vcl::Window* pRealParent = mpWindowImpl->mpRealParent;
+    ImplInsertWindow( ImplGetParent() );
+    mpWindowImpl->mpRealParent = pRealParent;
+    ImplUpdateWindowPtr();
+    if ( ImplUpdatePos() )
+        ImplUpdateSysObjPos();
+
+    if ( bNewFrame )
+    {
+        vcl::Window* pOverlapWindow = mpWindowImpl->mpFirstOverlap;
+        while ( pOverlapWindow )
+        {
+            vcl::Window* pNextOverlapWindow = pOverlapWindow->mpWindowImpl->mpNext;
+            pOverlapWindow->ImplUpdateOverlapWindowPtr( bNewFrame );
+            pOverlapWindow = pNextOverlapWindow;
+        }
+    }
+
+    if ( bVisible )
+        Show();
+}
+
+SystemWindow* Window::GetSystemWindow() const
+{
+
+    const vcl::Window* pWin = this;
+    while ( pWin && !pWin->IsSystemWindow() )
+        pWin  = pWin->GetParent();
+    return static_cast<SystemWindow*>(const_cast<Window*>(pWin));
+}
+
+static SystemWindow *ImplGetLastSystemWindow( vcl::Window *pWin )
+{
+    // get the most top-level system window, the one that contains the taskpanelist
+    SystemWindow *pSysWin = nullptr;
+    if( !pWin )
+        return pSysWin;
+    vcl::Window *pMyParent = pWin;
+    while ( pMyParent )
+    {
+        if ( pMyParent->IsSystemWindow() )
+            pSysWin = static_cast<SystemWindow*>(pMyParent);
+        pMyParent = pMyParent->GetParent();
+    }
+    return pSysWin;
+}
+
+void Window::SetParent( vcl::Window* pNewParent )
+{
+    SAL_WARN_IF( !pNewParent, "vcl", "Window::SetParent(): pParent == NULL" );
+    SAL_WARN_IF( pNewParent == this, "vcl", "someone tried to reparent a window to itself" );
+
+    if( !pNewParent || pNewParent == this )
+        return;
+
+    // check if the taskpanelist would change and move the window pointer accordingly
+    SystemWindow *pSysWin = ImplGetLastSystemWindow(this);
+    SystemWindow *pNewSysWin = nullptr;
+    bool bChangeTaskPaneList = false;
+    if( pSysWin && pSysWin->ImplIsInTaskPaneList( this ) )
+    {
+        pNewSysWin = ImplGetLastSystemWindow( pNewParent );
+        if( pNewSysWin && pNewSysWin != pSysWin )
+        {
+            bChangeTaskPaneList = true;
+            pSysWin->GetTaskPaneList()->RemoveWindow( this );
+        }
+    }
+    // remove ownerdraw decorated windows from list in the top-most frame window
+    if( (GetStyle() & WB_OWNERDRAWDECORATION) && mpWindowImpl->mbFrame )
+    {
+        ::std::vector< VclPtr<vcl::Window> >& rList = ImplGetOwnerDrawList();
+        auto p = ::std::find( rList.begin(), rList.end(), VclPtr<vcl::Window>(this) );
+        if( p != rList.end() )
+            rList.erase( p );
+    }
+
+    ImplSetFrameParent( pNewParent );
+
+    if ( mpWindowImpl->mpBorderWindow )
+    {
+        mpWindowImpl->mpRealParent = pNewParent;
+        mpWindowImpl->mpBorderWindow->SetParent( pNewParent );
+        return;
+    }
+
+    if ( mpWindowImpl->mpParent.get() == pNewParent )
+        return;
+
+    if ( mpWindowImpl->mbFrame )
+        mpWindowImpl->mpFrame->SetParent( pNewParent->mpWindowImpl->mpFrame );
+
+    bool bVisible = IsVisible();
+    Show( false, ShowFlags::NoFocusChange );
+
+    // check if the overlap window changes
+    vcl::Window* pOldOverlapWindow;
+    vcl::Window* pNewOverlapWindow = nullptr;
+    if ( ImplIsOverlapWindow() )
+        pOldOverlapWindow = nullptr;
+    else
+    {
+        pNewOverlapWindow = pNewParent->ImplGetFirstOverlapWindow();
+        if ( mpWindowImpl->mpOverlapWindow.get() != pNewOverlapWindow )
+            pOldOverlapWindow = mpWindowImpl->mpOverlapWindow;
+        else
+            pOldOverlapWindow = nullptr;
+    }
+
+    // convert windows in the hierarchy
+    bool bFocusOverlapWin = HasChildPathFocus( true );
+    bool bFocusWin = HasChildPathFocus();
+    bool bNewFrame = pNewParent->mpWindowImpl->mpFrameWindow != mpWindowImpl->mpFrameWindow;
+    if ( bNewFrame )
+    {
+        if ( mpWindowImpl->mpFrameData->mpFocusWin )
+        {
+            if ( IsWindowOrChild( mpWindowImpl->mpFrameData->mpFocusWin ) )
+                mpWindowImpl->mpFrameData->mpFocusWin = nullptr;
+        }
+        if ( mpWindowImpl->mpFrameData->mpMouseMoveWin )
+        {
+            if ( IsWindowOrChild( mpWindowImpl->mpFrameData->mpMouseMoveWin ) )
+                mpWindowImpl->mpFrameData->mpMouseMoveWin = nullptr;
+        }
+        if ( mpWindowImpl->mpFrameData->mpMouseDownWin )
+        {
+            if ( IsWindowOrChild( mpWindowImpl->mpFrameData->mpMouseDownWin ) )
+                mpWindowImpl->mpFrameData->mpMouseDownWin = nullptr;
+        }
+    }
+    ImplRemoveWindow( bNewFrame );
+    ImplInsertWindow( pNewParent );
+    if ( mpWindowImpl->mnParentClipMode & ParentClipMode::Clip )
+        pNewParent->mpWindowImpl->mbClipChildren = true;
+    ImplUpdateWindowPtr();
+    if ( ImplUpdatePos() )
+        ImplUpdateSysObjPos();
+
+    // If the Overlap-Window has changed, we need to test whether
+    // OverlapWindows that had the Child window as their parent
+    // need to be put into the window hierarchy.
+    if ( ImplIsOverlapWindow() )
+    {
+        if ( bNewFrame )
+        {
+            vcl::Window* pOverlapWindow = mpWindowImpl->mpFirstOverlap;
+            while ( pOverlapWindow )
+            {
+                vcl::Window* pNextOverlapWindow = pOverlapWindow->mpWindowImpl->mpNext;
+                pOverlapWindow->ImplUpdateOverlapWindowPtr( bNewFrame );
+                pOverlapWindow = pNextOverlapWindow;
+            }
+        }
+    }
+    else if ( pOldOverlapWindow )
+    {
+        // reset Focus-Save
+        if ( bFocusWin ||
+             (pOldOverlapWindow->mpWindowImpl->mpLastFocusWindow &&
+              IsWindowOrChild( pOldOverlapWindow->mpWindowImpl->mpLastFocusWindow )) )
+            pOldOverlapWindow->mpWindowImpl->mpLastFocusWindow = nullptr;
+
+        vcl::Window* pOverlapWindow = pOldOverlapWindow->mpWindowImpl->mpFirstOverlap;
+        while ( pOverlapWindow )
+        {
+            vcl::Window* pNextOverlapWindow = pOverlapWindow->mpWindowImpl->mpNext;
+            if ( ImplIsRealParentPath( pOverlapWindow->ImplGetWindow() ) )
+                pOverlapWindow->ImplUpdateOverlapWindowPtr( bNewFrame );
+            pOverlapWindow = pNextOverlapWindow;
+        }
+
+        // update activate-status at next overlap window
+        if ( HasChildPathFocus( true ) )
+            ImplCallFocusChangeActivate( pNewOverlapWindow, pOldOverlapWindow );
+    }
+
+    // also convert Activate-Status
+    if ( bNewFrame )
+    {
+        if ( (GetType() == WindowType::BORDERWINDOW) &&
+             (ImplGetWindow()->GetType() == WindowType::FLOATINGWINDOW) )
+            static_cast<ImplBorderWindow*>(this)->SetDisplayActive( mpWindowImpl->mpFrameData->mbHasFocus );
+    }
+
+    // when required give focus to new frame if
+    // FocusWindow is changed with SetParent()
+    if ( bFocusOverlapWin )
+    {
+        mpWindowImpl->mpFrameData->mpFocusWin = Application::GetFocusWindow();
+        if ( !mpWindowImpl->mpFrameData->mbHasFocus )
+        {
+            mpWindowImpl->mpFrame->ToTop( SalFrameToTop::NONE );
+        }
+    }
+
+    // Assure DragSource and DropTarget members are created
+    if ( bNewFrame )
+    {
+            GetDropTarget();
+    }
+
+    if( bChangeTaskPaneList )
+        pNewSysWin->GetTaskPaneList()->AddWindow( this );
+
+    if( (GetStyle() & WB_OWNERDRAWDECORATION) && mpWindowImpl->mbFrame )
+        ImplGetOwnerDrawList().emplace_back(this );
+
+    if ( bVisible )
+        Show( true, ShowFlags::NoFocusChange | ShowFlags::NoActivate );
+}
+
+bool Window::IsAncestorOf( const vcl::Window& rWindow ) const
+{
+    return ImplIsRealParentPath(&rWindow);
+}
+
+sal_uInt16 Window::GetChildCount() const
+{
+    if (!mpWindowImpl)
+        return 0;
+
+    sal_uInt16  nChildCount = 0;
+    vcl::Window* pChild = mpWindowImpl->mpFirstChild;
+    while ( pChild )
+    {
+        nChildCount++;
+        pChild = pChild->mpWindowImpl->mpNext;
+    }
+
+    return nChildCount;
+}
+
+vcl::Window* Window::GetChild( sal_uInt16 nChild ) const
+{
+    if (!mpWindowImpl)
+        return nullptr;
+
+    sal_uInt16  nChildCount = 0;
+    vcl::Window* pChild = mpWindowImpl->mpFirstChild;
+    while ( pChild )
+    {
+        if ( nChild == nChildCount )
+            return pChild;
+        pChild = pChild->mpWindowImpl->mpNext;
+        nChildCount++;
+    }
+
+    return nullptr;
+}
+
+vcl::Window* Window::GetWindow( GetWindowType nType ) const
+{
+    if (!mpWindowImpl)
+        return nullptr;
+
+    switch ( nType )
+    {
+        case GetWindowType::Parent:
+            return mpWindowImpl->mpRealParent;
+
+        case GetWindowType::FirstChild:
+            return mpWindowImpl->mpFirstChild;
+
+        case GetWindowType::LastChild:
+            return mpWindowImpl->mpLastChild;
+
+        case GetWindowType::Prev:
+            return mpWindowImpl->mpPrev;
+
+        case GetWindowType::Next:
+            return mpWindowImpl->mpNext;
+
+        case GetWindowType::FirstOverlap:
+            return mpWindowImpl->mpFirstOverlap;
+
+        case GetWindowType::Overlap:
+            if ( ImplIsOverlapWindow() )
+                return const_cast<vcl::Window*>(this);
+            else
+                return mpWindowImpl->mpOverlapWindow;
+
+        case GetWindowType::ParentOverlap:
+            if ( ImplIsOverlapWindow() )
+                return mpWindowImpl->mpOverlapWindow;
+            else
+                return mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpOverlapWindow;
+
+        case GetWindowType::Client:
+            return this->ImplGetWindow();
+
+        case GetWindowType::RealParent:
+            return ImplGetParent();
+
+        case GetWindowType::Frame:
+            return mpWindowImpl->mpFrameWindow;
+
+        case GetWindowType::Border:
+            if ( mpWindowImpl->mpBorderWindow )
+                return mpWindowImpl->mpBorderWindow->GetWindow( GetWindowType::Border );
+            return const_cast<vcl::Window*>(this);
+
+        case GetWindowType::FirstTopWindowChild:
+            return ImplGetWinData()->maTopWindowChildren.empty() ? nullptr : (*ImplGetWinData()->maTopWindowChildren.begin()).get();
+
+        case GetWindowType::NextTopWindowSibling:
+        {
+            if ( !mpWindowImpl->mpRealParent )
+                return nullptr;
+            const ::std::list< VclPtr<vcl::Window> >& rTopWindows( mpWindowImpl->mpRealParent->ImplGetWinData()->maTopWindowChildren );
+            ::std::list< VclPtr<vcl::Window> >::const_iterator myPos =
+                ::std::find( rTopWindows.begin(), rTopWindows.end(), this );
+            if ( ( myPos == rTopWindows.end() ) || ( ++myPos == rTopWindows.end() ) )
+                return nullptr;
+            return *myPos;
+        }
+
+    }
+
+    return nullptr;
+}
+
+bool Window::IsChild( const vcl::Window* pWindow ) const
+{
+    do
+    {
+        if ( pWindow->ImplIsOverlapWindow() )
+            break;
+
+        pWindow = pWindow->ImplGetParent();
+
+        if ( pWindow == this )
+            return true;
+    }
+    while ( pWindow );
+
+    return false;
+}
+
+bool Window::IsWindowOrChild( const vcl::Window* pWindow, bool bSystemWindow ) const
+{
+
+    if ( this == pWindow )
+        return true;
+    return ImplIsChild( pWindow, bSystemWindow );
+}
+
+void Window::ImplSetFrameParent( const vcl::Window* pParent )
+{
+    vcl::Window* pFrameWindow = ImplGetSVData()->maFrameData.mpFirstFrame;
+    while( pFrameWindow )
+    {
+        // search all frames that are children of this window
+        // and reparent them
+        if( ImplIsRealParentPath( pFrameWindow ) )
+        {
+            SAL_WARN_IF( mpWindowImpl->mpFrame == pFrameWindow->mpWindowImpl->mpFrame, "vcl", "SetFrameParent to own" );
+            SAL_WARN_IF( !mpWindowImpl->mpFrame, "vcl", "no frame" );
+            SalFrame* pParentFrame = pParent ? pParent->mpWindowImpl->mpFrame : nullptr;
+            pFrameWindow->mpWindowImpl->mpFrame->SetParent( pParentFrame );
+        }
+        pFrameWindow = pFrameWindow->mpWindowImpl->mpFrameData->mpNextFrame;
+    }
+}
+
+} /* namespace vcl */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/status.cxx b/vcl/source/window/status.cxx
new file mode 100644
index 000000000..8c701b496
--- /dev/null
+++ b/vcl/source/window/status.cxx
@@ -0,0 +1,1464 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+#include <sal/log.hxx>
+#include <comphelper/string.hxx>
+#include <vcl/event.hxx>
+#include <vcl/decoview.hxx>
+#include <vcl/glyphitemcache.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/help.hxx>
+#include <vcl/vcllayout.hxx>
+#include <vcl/status.hxx>
+#include <vcl/virdev.hxx>
+#include <vcl/settings.hxx>
+#include <config_features.h>
+#include <svdata.hxx>
+#include <window.h>
+
+#define STATUSBAR_OFFSET_X      STATUSBAR_OFFSET
+#define STATUSBAR_OFFSET_Y      2
+#define STATUSBAR_OFFSET_TEXTY  3
+
+#define STATUSBAR_PRGS_OFFSET   3
+#define STATUSBAR_PRGS_COUNT    100
+#define STATUSBAR_PRGS_MIN      5
+
+class StatusBar::ImplData
+{
+public:
+    ImplData();
+
+    VclPtr<VirtualDevice> mpVirDev;
+};
+
+StatusBar::ImplData::ImplData()
+{
+    mpVirDev = nullptr;
+}
+
+struct ImplStatusItem
+{
+    sal_uInt16                          mnId;
+    StatusBarItemBits                   mnBits;
+    tools::Long                                mnWidth;
+    tools::Long                                mnOffset;
+    tools::Long                                mnExtraWidth;
+    tools::Long                                mnX;
+    OUString                            maText;
+    OUString                            maHelpText;
+    OUString                            maQuickHelpText;
+    OString                             maHelpId;
+    void*                               mpUserData;
+    bool                                mbVisible;
+    OUString                            maAccessibleName;
+    OUString                            maCommand;
+    std::optional<SalLayoutGlyphs>      mLayoutGlyphsCache;
+    SalLayoutGlyphs*                    GetTextGlyphs(const OutputDevice* pOutputDevice);
+};
+
+SalLayoutGlyphs* ImplStatusItem::GetTextGlyphs(const OutputDevice* outputDevice)
+{
+    if(!mLayoutGlyphsCache.has_value())
+    {
+        std::unique_ptr<SalLayout> pSalLayout = outputDevice->ImplLayout(
+            maText, 0, -1, Point(0, 0), 0, {}, SalLayoutFlags::GlyphItemsOnly);
+        mLayoutGlyphsCache = pSalLayout ? pSalLayout->GetGlyphs() : SalLayoutGlyphs();
+    }
+    return mLayoutGlyphsCache->IsValid() ? &mLayoutGlyphsCache.value() : nullptr;
+}
+
+static tools::Long ImplCalcProgressWidth( sal_uInt16 nMax, tools::Long nSize )
+{
+    return ((nMax*(nSize+(nSize/2)))-(nSize/2)+(STATUSBAR_PRGS_OFFSET*2));
+}
+
+static Point ImplGetItemTextPos( const Size& rRectSize, const Size& rTextSize,
+                                 StatusBarItemBits nStyle )
+{
+    tools::Long nX;
+    tools::Long nY;
+    tools::Long delta = (rTextSize.Height()/4) + 1;
+    if( delta + rTextSize.Width() > rRectSize.Width() )
+        delta = 0;
+
+    if ( nStyle & StatusBarItemBits::Left )
+        nX = delta;
+    else if ( nStyle & StatusBarItemBits::Right )
+        nX = rRectSize.Width()-rTextSize.Width()-delta;
+    else // StatusBarItemBits::Center
+        nX = (rRectSize.Width()-rTextSize.Width())/2;
+    nY = (rRectSize.Height()-rTextSize.Height())/2 + 1;
+    return Point( nX, nY );
+}
+
+bool StatusBar::ImplIsItemUpdate() const
+{
+    return !mbProgressMode && IsReallyVisible() && IsUpdateMode();
+}
+
+void StatusBar::ImplInit( vcl::Window* pParent, WinBits nStyle )
+{
+    mpImplData.reset(new ImplData);
+
+    // default: RightAlign
+    if ( !(nStyle & (WB_LEFT | WB_RIGHT)) )
+        nStyle |= WB_RIGHT;
+
+    Window::ImplInit( pParent, nStyle & ~WB_BORDER, nullptr );
+
+    // remember WinBits
+    mpImplData->mpVirDev = VclPtr<VirtualDevice>::Create( *GetOutDev() );
+    mnCurItemId     = 0;
+    mbFormat        = true;
+    mbProgressMode  = false;
+    mbInUserDraw    = false;
+    mbAdjustHiDPI   = false;
+    mnItemsWidth    = STATUSBAR_OFFSET_X;
+    mnDX            = 0;
+    mnDY            = 0;
+    mnCalcHeight    = 0;
+    mnTextY         = STATUSBAR_OFFSET_TEXTY;
+
+    ImplInitSettings();
+
+    SetOutputSizePixel( CalcWindowSizePixel() );
+}
+
+StatusBar::StatusBar( vcl::Window* pParent, WinBits nStyle ) :
+    Window( WindowType::STATUSBAR ),
+    mnLastProgressPaint_ms(osl_getGlobalTimer())
+{
+    ImplInit( pParent, nStyle );
+}
+
+StatusBar::~StatusBar()
+{
+    disposeOnce();
+}
+
+void StatusBar::dispose()
+{
+    // delete all items
+    mvItemList.clear();
+
+    // delete VirtualDevice
+    mpImplData->mpVirDev.disposeAndClear();
+    mpImplData.reset();
+    Window::dispose();
+}
+
+void StatusBar::AdjustItemWidthsForHiDPI()
+{
+    mbAdjustHiDPI = true;
+}
+
+void StatusBar::ApplySettings(vcl::RenderContext& rRenderContext)
+{
+    rRenderContext.SetLineColor();
+
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+    ApplyControlFont(rRenderContext, rStyleSettings.GetToolFont());
+
+    Color aColor;
+    if (IsControlForeground())
+        aColor = GetControlForeground();
+    else if (GetStyle() & WB_3DLOOK)
+        aColor = rStyleSettings.GetButtonTextColor();
+    else
+        aColor = rStyleSettings.GetWindowTextColor();
+    rRenderContext.SetTextColor(aColor);
+
+    rRenderContext.SetTextFillColor();
+
+    if (IsControlBackground())
+        aColor = GetControlBackground();
+    else if (GetStyle() & WB_3DLOOK)
+        aColor = rStyleSettings.GetFaceColor();
+    else
+        aColor = rStyleSettings.GetWindowColor();
+    rRenderContext.SetBackground(aColor);
+
+    // NWF background
+    if (!IsControlBackground() &&
+          rRenderContext.IsNativeControlSupported(ControlType::WindowBackground, ControlPart::BackgroundWindow))
+    {
+        ImplGetWindowImpl()->mnNativeBackground = ControlPart::BackgroundWindow;
+        EnableChildTransparentMode();
+    }
+}
+
+void StatusBar::ImplInitSettings()
+{
+    ApplySettings(*GetOutDev());
+
+    mpImplData->mpVirDev->SetFont(GetFont());
+    mpImplData->mpVirDev->SetTextColor(GetTextColor());
+    mpImplData->mpVirDev->SetTextAlign(GetTextAlign());
+    mpImplData->mpVirDev->SetTextFillColor();
+    mpImplData->mpVirDev->SetBackground(GetBackground());
+}
+
+void StatusBar::ImplFormat()
+{
+    tools::Long            nExtraWidth;
+    tools::Long            nExtraWidth2;
+    tools::Long            nX;
+    sal_uInt16      nAutoSizeItems;
+    bool            bChanged;
+
+    do {
+        // sum up widths
+        nAutoSizeItems = 0;
+        mnItemsWidth = STATUSBAR_OFFSET_X;
+        bChanged = false;
+        tools::Long nOffset = 0;
+        for ( const auto & pItem : mvItemList ) {
+            if ( pItem->mbVisible )
+            {
+                if ( pItem->mnBits & StatusBarItemBits::AutoSize ) {
+                    nAutoSizeItems++;
+                }
+
+                mnItemsWidth += pItem->mnWidth + nOffset;
+                nOffset = pItem->mnOffset;
+            }
+        }
+
+        if ( mnDX > 0 && mnDX < mnItemsWidth )
+        {
+            // Total width of items is more than available width
+            // Try to hide secondary elements, if any
+            for ( auto & pItem : mvItemList )
+            {
+                if ( pItem->mbVisible && !(pItem->mnBits & StatusBarItemBits::Mandatory) )
+                {
+                    pItem->mbVisible = false;
+                    bChanged = true;
+                    break;
+                }
+            }
+        }
+        else if ( mnDX > mnItemsWidth )
+        {
+            // Width of statusbar is sufficient.
+            // Try to restore hidden items, if any
+            for ( auto & pItem : mvItemList )
+            {
+                if ( !pItem->mbVisible &&
+                    !(pItem->mnBits & StatusBarItemBits::Mandatory) &&
+                    pItem->mnWidth + nOffset + mnItemsWidth < mnDX )
+                {
+                    pItem->mbVisible = true;
+                    bChanged = true;
+                    break;
+                }
+            }
+        }
+    } while ( bChanged );
+
+    if ( GetStyle() & WB_RIGHT )
+    {
+        // AutoSize isn't computed for right-alignment,
+        // because we show the text that is declared by SetText on the left side
+        nX              = mnDX - mnItemsWidth;
+        nExtraWidth     = 0;
+        nExtraWidth2    = 0;
+    }
+    else
+    {
+        mnItemsWidth += STATUSBAR_OFFSET_X;
+
+        // calling AutoSize is potentially necessary for left-aligned text,
+        if ( nAutoSizeItems && (mnDX > (mnItemsWidth - STATUSBAR_OFFSET)) )
+        {
+            nExtraWidth  = (mnDX - mnItemsWidth - 1) / nAutoSizeItems;
+            nExtraWidth2 = (mnDX - mnItemsWidth - 1) % nAutoSizeItems;
+        }
+        else
+        {
+            nExtraWidth  = 0;
+            nExtraWidth2 = 0;
+        }
+        nX = STATUSBAR_OFFSET_X;
+
+        if( GetOutDev()->HasMirroredGraphics() && IsRTLEnabled() )
+            nX += ImplGetSVData()->maNWFData.mnStatusBarLowerRightOffset;
+    }
+
+    for (auto & pItem : mvItemList) {
+        if ( pItem->mbVisible ) {
+            if ( pItem->mnBits & StatusBarItemBits::AutoSize ) {
+                pItem->mnExtraWidth = nExtraWidth;
+                if ( nExtraWidth2 ) {
+                    pItem->mnExtraWidth++;
+                    nExtraWidth2--;
+                }
+            } else {
+                pItem->mnExtraWidth = 0;
+            }
+
+            pItem->mnX = nX;
+            nX += pItem->mnWidth + pItem->mnExtraWidth + pItem->mnOffset;
+        }
+    }
+
+    mbFormat = false;
+}
+
+tools::Rectangle StatusBar::ImplGetItemRectPos( sal_uInt16 nPos ) const
+{
+    tools::Rectangle       aRect;
+    ImplStatusItem* pItem = ( nPos < mvItemList.size() ) ? mvItemList[ nPos ].get() : nullptr;
+    if ( pItem && pItem->mbVisible )
+    {
+        aRect.SetLeft( pItem->mnX );
+        aRect.SetRight( aRect.Left() + pItem->mnWidth + pItem->mnExtraWidth );
+        aRect.SetTop( STATUSBAR_OFFSET_Y );
+        aRect.SetBottom( mnCalcHeight - STATUSBAR_OFFSET_Y );
+    }
+
+    return aRect;
+}
+
+sal_uInt16 StatusBar::ImplGetFirstVisiblePos() const
+{
+    for( size_t nPos = 0; nPos < mvItemList.size(); nPos++ )
+    {
+        ImplStatusItem* pItem = mvItemList[ nPos ].get();
+        if ( pItem->mbVisible )
+            return sal_uInt16(nPos);
+    }
+
+    return SAL_MAX_UINT16;
+}
+
+void StatusBar::ImplDrawText(vcl::RenderContext& rRenderContext)
+{
+    // prevent item box from being overwritten
+    tools::Rectangle aTextRect;
+    aTextRect.SetLeft( STATUSBAR_OFFSET_X + 1 );
+    aTextRect.SetTop( mnTextY );
+    if (GetStyle() & WB_RIGHT)
+        aTextRect.SetRight( mnDX - mnItemsWidth - 1 );
+    else
+        aTextRect.SetRight( mnDX - 1 );
+    if (aTextRect.Right() > aTextRect.Left())
+    {
+        // compute position
+        OUString aStr = GetText();
+        sal_Int32 nPos = aStr.indexOf('\n');
+        if (nPos != -1)
+            aStr = aStr.copy(0, nPos);
+
+        aTextRect.SetBottom( aTextRect.Top()+GetTextHeight()+1 );
+
+        rRenderContext.DrawText(aTextRect, aStr, DrawTextFlags::Left | DrawTextFlags::Top | DrawTextFlags::Clip | DrawTextFlags::EndEllipsis);
+    }
+}
+
+void StatusBar::ImplDrawItem(vcl::RenderContext& rRenderContext, bool bOffScreen, sal_uInt16 nPos)
+{
+    tools::Rectangle aRect = ImplGetItemRectPos(nPos);
+
+    if (aRect.IsEmpty())
+        return;
+
+    // compute output region
+    ImplStatusItem* pItem = mvItemList[nPos].get();
+    tools::Long nW = 1;
+    tools::Rectangle aTextRect(aRect.Left() + nW, aRect.Top() + nW,
+                        aRect.Right() - nW, aRect.Bottom() - nW);
+
+    Size aTextRectSize(aTextRect.GetSize());
+
+    if (bOffScreen)
+    {
+        mpImplData->mpVirDev->SetOutputSizePixel(aTextRectSize);
+    }
+    else
+    {
+        vcl::Region aRegion(aTextRect);
+        rRenderContext.SetClipRegion(aRegion);
+    }
+
+    // if the framework code is drawing status, let it do all the work
+    if (!(pItem->mnBits & StatusBarItemBits::UserDraw))
+    {
+        SalLayoutGlyphs* pGlyphs = pItem->GetTextGlyphs(&rRenderContext);
+        Size aTextSize(rRenderContext.GetTextWidth(pItem->maText,0,-1,nullptr,pGlyphs),
+                       rRenderContext.GetTextHeight());
+        Point aTextPos = ImplGetItemTextPos(aTextRectSize, aTextSize, pItem->mnBits);
+
+        if (bOffScreen)
+        {
+            mpImplData->mpVirDev->DrawText(
+                        aTextPos,
+                        pItem->maText,
+                        0, -1, nullptr, nullptr,
+                        pGlyphs );
+        }
+        else
+        {
+            aTextPos.AdjustX(aTextRect.Left() );
+            aTextPos.AdjustY(aTextRect.Top() );
+            rRenderContext.DrawText(
+                        aTextPos,
+                        pItem->maText,
+                        0, -1, nullptr, nullptr,
+                        pGlyphs );
+        }
+    }
+
+    // call DrawItem if necessary
+    if (pItem->mnBits & StatusBarItemBits::UserDraw)
+    {
+        if (bOffScreen)
+        {
+            mbInUserDraw = true;
+            mpImplData->mpVirDev->EnableRTL( IsRTLEnabled() );
+            UserDrawEvent aODEvt(mpImplData->mpVirDev, tools::Rectangle(Point(), aTextRectSize), pItem->mnId);
+            UserDraw(aODEvt);
+            mpImplData->mpVirDev->EnableRTL(false);
+            mbInUserDraw = false;
+        }
+        else
+        {
+            UserDrawEvent aODEvt(&rRenderContext, aTextRect, pItem->mnId);
+            UserDraw(aODEvt);
+        }
+    }
+
+    if (bOffScreen)
+        rRenderContext.DrawOutDev(aTextRect.TopLeft(), aTextRectSize, Point(), aTextRectSize, *mpImplData->mpVirDev);
+    else
+        rRenderContext.SetClipRegion();
+
+    if (nPos != ImplGetFirstVisiblePos())
+    {
+        // draw separator
+        Point aFrom(aRect.TopLeft());
+        aFrom.AdjustX( -4 );
+        aFrom.AdjustY( 1 );
+        Point aTo(aRect.BottomLeft());
+        aTo.AdjustX( -4 );
+        aTo.AdjustY( -1 );
+
+        DecorationView aDecoView(&rRenderContext);
+        aDecoView.DrawSeparator(aFrom, aTo);
+    }
+
+    if (!rRenderContext.ImplIsRecordLayout())
+        CallEventListeners(VclEventId::StatusbarDrawItem, reinterpret_cast<void*>(pItem->mnId));
+}
+
+void DrawProgress(vcl::Window* pWindow, vcl::RenderContext& rRenderContext, const Point& rPos,
+                  tools::Long nOffset, tools::Long nPrgsWidth, tools::Long nPrgsHeight,
+                  sal_uInt16 nPercent1, sal_uInt16 nPercent2, sal_uInt16 nPercentCount,
+                  const tools::Rectangle& rFramePosSize)
+{
+    if (rRenderContext.IsNativeControlSupported(ControlType::Progress, ControlPart::Entire))
+    {
+        bool bNeedErase = ImplGetSVData()->maNWFData.mbProgressNeedsErase;
+
+        tools::Long nFullWidth = (nPrgsWidth + nOffset) * (10000 / nPercentCount);
+        tools::Long nPerc = std::min<sal_uInt16>(nPercent2, 10000);
+        ImplControlValue aValue(nFullWidth * nPerc / 10000);
+        tools::Rectangle aDrawRect(rPos, Size(nFullWidth, nPrgsHeight));
+        tools::Rectangle aControlRegion(aDrawRect);
+
+        if(bNeedErase)
+        {
+            vcl::Window* pEraseWindow = pWindow;
+            while (pEraseWindow->IsPaintTransparent() && !pEraseWindow->ImplGetWindowImpl()->mbFrame)
+            {
+                pEraseWindow = pEraseWindow->ImplGetWindowImpl()->mpParent;
+            }
+
+            if (pEraseWindow == pWindow)
+            {
+                // restore background of pWindow
+                rRenderContext.Erase(rFramePosSize);
+            }
+            else
+            {
+                // restore transparent background
+                Point aTL(pWindow->OutputToAbsoluteScreenPixel(rFramePosSize.TopLeft()));
+                aTL = pEraseWindow->AbsoluteScreenToOutputPixel(aTL);
+                tools::Rectangle aRect(aTL, rFramePosSize.GetSize());
+                pEraseWindow->Invalidate(aRect, InvalidateFlags::NoChildren     |
+                                                InvalidateFlags::NoClipChildren |
+                                                InvalidateFlags::Transparent);
+                pEraseWindow->PaintImmediately();
+            }
+            rRenderContext.Push(vcl::PushFlags::CLIPREGION);
+            rRenderContext.IntersectClipRegion(rFramePosSize);
+        }
+
+        bool bNativeOK = rRenderContext.DrawNativeControl(ControlType::Progress, ControlPart::Entire, aControlRegion,
+                                                          ControlState::ENABLED, aValue, OUString());
+        if (bNeedErase)
+            rRenderContext.Pop();
+        if (bNativeOK)
+            return;
+    }
+
+    // precompute values
+    sal_uInt16 nPerc1 = nPercent1 / nPercentCount;
+    sal_uInt16 nPerc2 = nPercent2 / nPercentCount;
+
+    if (nPerc1 > nPerc2)
+    {
+        // support progress that can also decrease
+
+        // compute rectangle
+        tools::Long nDX = nPrgsWidth + nOffset;
+        tools::Long nLeft = rPos.X() + ((nPerc1 - 1) * nDX);
+        tools::Rectangle aRect(nLeft, rPos.Y(), nLeft + nPrgsWidth, rPos.Y() + nPrgsHeight);
+
+        do
+        {
+            rRenderContext.Erase(aRect);
+            aRect.AdjustLeft( -nDX );
+            aRect.AdjustRight( -nDX );
+            nPerc1--;
+        }
+        while (nPerc1 > nPerc2);
+    }
+    else if (nPerc1 < nPerc2)
+    {
+        // draw Percent rectangle
+        // if Percent2 greater than 100%, adapt values
+        if (nPercent2 > 10000)
+        {
+            nPerc2 = 10000 / nPercentCount;
+            if (nPerc1 >= nPerc2)
+                nPerc1 = nPerc2 - 1;
+        }
+
+        // compute rectangle
+        tools::Long nDX = nPrgsWidth + nOffset;
+        tools::Long nLeft = rPos.X() + (nPerc1 * nDX);
+        tools::Rectangle aRect(nLeft, rPos.Y(), nLeft + nPrgsWidth, rPos.Y() + nPrgsHeight);
+
+        do
+        {
+            rRenderContext.DrawRect(aRect);
+            aRect.AdjustLeft(nDX );
+            aRect.AdjustRight(nDX );
+            nPerc1++;
+        }
+        while (nPerc1 < nPerc2);
+
+        // if greater than 100%, set rectangle to blink
+        if (nPercent2 > 10000)
+        {
+            // define on/off status
+            if (((nPercent2 / nPercentCount) & 0x01) == (nPercentCount & 0x01))
+            {
+                aRect.AdjustLeft( -nDX );
+                aRect.AdjustRight( -nDX );
+                rRenderContext.Erase(aRect);
+            }
+        }
+    }
+}
+
+void StatusBar::ImplDrawProgress(vcl::RenderContext& rRenderContext, sal_uInt16 nPercent2)
+{
+    bool bNative = rRenderContext.IsNativeControlSupported(ControlType::Progress, ControlPart::Entire);
+    // bPaint: draw text also, else only update progress
+    rRenderContext.DrawText(maPrgsTxtPos, maPrgsTxt);
+    if (!bNative)
+    {
+        DecorationView aDecoView(&rRenderContext);
+        aDecoView.DrawFrame(maPrgsFrameRect, DrawFrameStyle::In);
+    }
+
+    Point aPos(maPrgsFrameRect.Left() + STATUSBAR_PRGS_OFFSET,
+               maPrgsFrameRect.Top()  + STATUSBAR_PRGS_OFFSET);
+    tools::Long nPrgsHeight = mnPrgsSize;
+    if (bNative)
+    {
+        aPos = maPrgsFrameRect.TopLeft();
+        nPrgsHeight = maPrgsFrameRect.GetHeight();
+    }
+    DrawProgress(this, rRenderContext, aPos, mnPrgsSize / 2, mnPrgsSize, nPrgsHeight,
+                 0, nPercent2 * 100, mnPercentCount, maPrgsFrameRect);
+}
+
+void StatusBar::ImplCalcProgressRect()
+{
+    // calculate text size
+    Size aPrgsTxtSize( GetTextWidth( maPrgsTxt ), GetTextHeight() );
+    maPrgsTxtPos.setX( STATUSBAR_OFFSET_X+1 );
+
+    // calculate progress frame
+    maPrgsFrameRect.SetLeft( maPrgsTxtPos.X()+aPrgsTxtSize.Width()+STATUSBAR_OFFSET );
+    maPrgsFrameRect.SetTop( STATUSBAR_OFFSET_Y );
+    maPrgsFrameRect.SetBottom( mnCalcHeight - STATUSBAR_OFFSET_Y );
+
+    // calculate size of progress rects
+    mnPrgsSize = maPrgsFrameRect.Bottom()-maPrgsFrameRect.Top()-(STATUSBAR_PRGS_OFFSET*2);
+    sal_uInt16 nMaxPercent = STATUSBAR_PRGS_COUNT;
+
+    tools::Long nMaxWidth = mnDX-STATUSBAR_OFFSET-1;
+
+    // make smaller if there are too many rects
+    while ( maPrgsFrameRect.Left()+ImplCalcProgressWidth( nMaxPercent, mnPrgsSize ) > nMaxWidth )
+    {
+        nMaxPercent--;
+        if ( nMaxPercent <= STATUSBAR_PRGS_MIN )
+            break;
+    }
+    maPrgsFrameRect.SetRight( maPrgsFrameRect.Left() + ImplCalcProgressWidth( nMaxPercent, mnPrgsSize ) );
+
+    // save the divisor for later
+    mnPercentCount = 10000 / nMaxPercent;
+    bool bNativeOK = false;
+    if( IsNativeControlSupported( ControlType::Progress, ControlPart::Entire ) )
+    {
+        ImplControlValue aValue;
+        tools::Rectangle aControlRegion( tools::Rectangle( Point(), maPrgsFrameRect.GetSize() ) );
+        tools::Rectangle aNativeControlRegion, aNativeContentRegion;
+        if( (bNativeOK = GetNativeControlRegion( ControlType::Progress, ControlPart::Entire, aControlRegion,
+                                                 ControlState::ENABLED, aValue,
+                                                 aNativeControlRegion, aNativeContentRegion ) ) )
+        {
+            tools::Long nProgressHeight = aNativeControlRegion.GetHeight();
+            if( nProgressHeight > maPrgsFrameRect.GetHeight() )
+            {
+                tools::Long nDelta = nProgressHeight - maPrgsFrameRect.GetHeight();
+                maPrgsFrameRect.AdjustTop( -(nDelta - nDelta/2) );
+                maPrgsFrameRect.AdjustBottom(nDelta/2 );
+            }
+            maPrgsTxtPos.setY( maPrgsFrameRect.Top() + (nProgressHeight - GetTextHeight())/2 );
+        }
+    }
+    if( ! bNativeOK )
+        maPrgsTxtPos.setY( mnTextY );
+}
+
+void StatusBar::MouseButtonDown( const MouseEvent& rMEvt )
+{
+    // trigger toolbox only for left mouse button
+    if ( !rMEvt.IsLeft() )
+        return;
+
+    Point  aMousePos = rMEvt.GetPosPixel();
+
+    // search for clicked item
+    for ( size_t i = 0; i < mvItemList.size(); ++i )
+    {
+        ImplStatusItem* pItem = mvItemList[ i ].get();
+        // check item for being clicked
+        if ( ImplGetItemRectPos( sal_uInt16(i) ).Contains( aMousePos ) )
+        {
+            mnCurItemId = pItem->mnId;
+            if ( rMEvt.GetClicks() == 2 )
+                DoubleClick();
+            else
+                Click();
+            mnCurItemId = 0;
+
+            // Item found
+            return;
+        }
+    }
+
+    // if there's no item, trigger Click or DoubleClick
+    if ( rMEvt.GetClicks() == 2 )
+        DoubleClick();
+    else
+        Click();
+}
+
+void StatusBar::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
+{
+    if (mbFormat)
+        ImplFormat();
+
+    sal_uInt16 nItemCount = sal_uInt16( mvItemList.size() );
+
+    if (mbProgressMode)
+    {
+        rRenderContext.Push(vcl::PushFlags::FILLCOLOR | vcl::PushFlags::LINECOLOR);
+
+        const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+        Color aProgressColor = rStyleSettings.GetHighlightColor();
+        if (aProgressColor == rStyleSettings.GetFaceColor())
+            aProgressColor = rStyleSettings.GetDarkShadowColor();
+        rRenderContext.SetLineColor();
+        rRenderContext.SetFillColor(aProgressColor);
+
+        ImplDrawProgress(rRenderContext, mnPercent);
+
+        rRenderContext.Pop();
+    }
+    else
+    {
+        // draw text
+        if (GetStyle() & WB_RIGHT)
+            ImplDrawText(rRenderContext);
+
+        // draw items
+
+        // Do offscreen only when we are not recording layout...
+        bool bOffscreen = !rRenderContext.ImplIsRecordLayout();
+
+        if (!bOffscreen)
+            rRenderContext.Erase(rRect);
+
+        for (sal_uInt16 i = 0; i < nItemCount; i++)
+            ImplDrawItem(rRenderContext, bOffscreen, i);
+    }
+
+    // draw line at the top of the status bar (to visually distinguish it from
+    // shell / docking area)
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+    rRenderContext.SetLineColor(rStyleSettings.GetShadowColor());
+    rRenderContext.DrawLine(Point(0, 0), Point(mnDX-1, 0));
+}
+
+void StatusBar::Resize()
+{
+    // save width and height
+    Size aSize = GetOutputSizePixel();
+    mnDX = aSize.Width() - ImplGetSVData()->maNWFData.mnStatusBarLowerRightOffset;
+    mnDY = aSize.Height();
+    mnCalcHeight = mnDY;
+
+    mnTextY = (mnCalcHeight-GetTextHeight())/2;
+
+    // provoke re-formatting
+    mbFormat = true;
+
+    if ( mbProgressMode )
+        ImplCalcProgressRect();
+
+    Invalidate();
+}
+
+void StatusBar::RequestHelp( const HelpEvent& rHEvt )
+{
+    // no keyboard help in status bar
+    if( rHEvt.KeyboardActivated() )
+        return;
+
+    sal_uInt16 nItemId = GetItemId( ScreenToOutputPixel( rHEvt.GetMousePosPixel() ) );
+
+    if ( nItemId )
+    {
+        tools::Rectangle aItemRect = GetItemRect( nItemId );
+        Point aPt = OutputToScreenPixel( aItemRect.TopLeft() );
+        aItemRect.SetLeft( aPt.X() );
+        aItemRect.SetTop( aPt.Y() );
+        aPt = OutputToScreenPixel( aItemRect.BottomRight() );
+        aItemRect.SetRight( aPt.X() );
+        aItemRect.SetBottom( aPt.Y() );
+
+        if ( rHEvt.GetMode() & HelpEventMode::BALLOON )
+        {
+            OUString aStr = GetHelpText( nItemId );
+            Help::ShowBalloon( this, aItemRect.Center(), aItemRect, aStr );
+            return;
+        }
+        else if ( rHEvt.GetMode() & HelpEventMode::QUICK )
+        {
+            OUString aStr(GetQuickHelpText(nItemId));
+            // show quickhelp if available
+            if (!aStr.isEmpty())
+            {
+                Help::ShowQuickHelp( this, aItemRect, aStr );
+                return;
+            }
+            aStr = GetItemText( nItemId );
+            // show a quick help if item text doesn't fit
+            if ( GetTextWidth( aStr ) > aItemRect.GetWidth() )
+            {
+                Help::ShowQuickHelp( this, aItemRect, aStr );
+                return;
+            }
+        }
+    }
+
+    Window::RequestHelp( rHEvt );
+}
+
+void StatusBar::StateChanged( StateChangedType nType )
+{
+    Window::StateChanged( nType );
+
+    if ( nType == StateChangedType::InitShow )
+        ImplFormat();
+    else if ( nType == StateChangedType::UpdateMode )
+        Invalidate();
+    else if ( (nType == StateChangedType::Zoom) ||
+              (nType == StateChangedType::ControlFont) )
+    {
+        mbFormat = true;
+        ImplInitSettings();
+        Invalidate();
+    }
+    else if ( nType == StateChangedType::ControlForeground )
+    {
+        ImplInitSettings();
+        Invalidate();
+    }
+    else if ( nType == StateChangedType::ControlBackground )
+    {
+        ImplInitSettings();
+        Invalidate();
+    }
+
+    //invalidate layout cache
+    for (auto & pItem : mvItemList)
+    {
+        pItem->mLayoutGlyphsCache.reset();
+    }
+
+}
+
+void StatusBar::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    Window::DataChanged( rDCEvt );
+
+    if (  !((rDCEvt.GetType() == DataChangedEventType::DISPLAY         )
+       || (rDCEvt.GetType() == DataChangedEventType::FONTS           )
+       || (rDCEvt.GetType() == DataChangedEventType::FONTSUBSTITUTION)
+       || (  (rDCEvt.GetType() == DataChangedEventType::SETTINGS)
+          && (rDCEvt.GetFlags() & AllSettingsFlags::STYLE )
+          ))
+       )
+        return;
+
+    mbFormat = true;
+    ImplInitSettings();
+    tools::Long nFudge = GetTextHeight() / 4;
+    for (auto & pItem : mvItemList)
+    {
+        tools::Long nWidth = GetTextWidth( pItem->maText ) + nFudge;
+        if( nWidth > pItem->mnWidth + STATUSBAR_OFFSET )
+            pItem->mnWidth = nWidth + STATUSBAR_OFFSET;
+
+        pItem->mLayoutGlyphsCache.reset();
+    }
+    Size aSize = GetSizePixel();
+    // do not disturb current width, since
+    // CalcWindowSizePixel calculates a minimum width
+    aSize.setHeight( CalcWindowSizePixel().Height() );
+    SetSizePixel( aSize );
+    Invalidate();
+}
+
+void StatusBar::Click()
+{
+    maClickHdl.Call( this );
+}
+
+void StatusBar::DoubleClick()
+{
+    maDoubleClickHdl.Call( this );
+}
+
+void StatusBar::UserDraw( const UserDrawEvent& )
+{
+}
+
+void StatusBar::InsertItem( sal_uInt16 nItemId, sal_uLong nWidth,
+                            StatusBarItemBits nBits,
+                            tools::Long nOffset, sal_uInt16 nPos )
+{
+    SAL_WARN_IF( !nItemId, "vcl", "StatusBar::InsertItem(): ItemId == 0" );
+    SAL_WARN_IF( GetItemPos( nItemId ) != STATUSBAR_ITEM_NOTFOUND, "vcl",
+                "StatusBar::InsertItem(): ItemId already exists" );
+
+    // default: IN and CENTER
+    if ( !(nBits & (StatusBarItemBits::In | StatusBarItemBits::Out | StatusBarItemBits::Flat)) )
+        nBits |= StatusBarItemBits::In;
+    if ( !(nBits & (StatusBarItemBits::Left | StatusBarItemBits::Right | StatusBarItemBits::Center)) )
+        nBits |= StatusBarItemBits::Center;
+
+    // create item
+    if (mbAdjustHiDPI)
+    {
+        nWidth *= GetDPIScaleFactor();
+    }
+    tools::Long nFudge = GetTextHeight()/4;
+    std::unique_ptr<ImplStatusItem> pItem(new ImplStatusItem);
+    pItem->mnId             = nItemId;
+    pItem->mnBits           = nBits;
+    pItem->mnWidth          = static_cast<tools::Long>(nWidth)+nFudge+STATUSBAR_OFFSET;
+    pItem->mnOffset         = nOffset;
+    pItem->mpUserData       = nullptr;
+    pItem->mbVisible        = true;
+
+    // add item to list
+    if ( nPos < mvItemList.size() ) {
+        mvItemList.insert( mvItemList.begin() + nPos, std::move(pItem) );
+    } else {
+        mvItemList.push_back( std::move(pItem) );
+    }
+
+    mbFormat = true;
+    if ( ImplIsItemUpdate() )
+        Invalidate();
+
+    CallEventListeners( VclEventId::StatusbarItemAdded, reinterpret_cast<void*>(nItemId) );
+}
+
+void StatusBar::RemoveItem( sal_uInt16 nItemId )
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+    if ( nPos != STATUSBAR_ITEM_NOTFOUND )
+    {
+        mvItemList.erase( mvItemList.begin() + nPos );
+
+        mbFormat = true;
+        if ( ImplIsItemUpdate() )
+            Invalidate();
+
+        CallEventListeners( VclEventId::StatusbarItemRemoved, reinterpret_cast<void*>(nItemId) );
+    }
+}
+
+void StatusBar::ShowItem( sal_uInt16 nItemId )
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos == STATUSBAR_ITEM_NOTFOUND )
+        return;
+
+    ImplStatusItem* pItem = mvItemList[ nPos ].get();
+    if ( !pItem->mbVisible )
+    {
+        pItem->mbVisible = true;
+
+        mbFormat = true;
+        if ( ImplIsItemUpdate() )
+            Invalidate();
+
+        CallEventListeners( VclEventId::StatusbarShowItem, reinterpret_cast<void*>(nItemId) );
+    }
+}
+
+void StatusBar::HideItem( sal_uInt16 nItemId )
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos == STATUSBAR_ITEM_NOTFOUND )
+        return;
+
+    ImplStatusItem* pItem = mvItemList[ nPos ].get();
+    if ( pItem->mbVisible )
+    {
+        pItem->mbVisible = false;
+
+        mbFormat = true;
+        if ( ImplIsItemUpdate() )
+            Invalidate();
+
+        CallEventListeners( VclEventId::StatusbarHideItem, reinterpret_cast<void*>(nItemId) );
+    }
+}
+
+bool StatusBar::IsItemVisible( sal_uInt16 nItemId ) const
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos != STATUSBAR_ITEM_NOTFOUND )
+        return mvItemList[ nPos ]->mbVisible;
+    else
+        return false;
+}
+
+void StatusBar::Clear()
+{
+    // delete all items
+    mvItemList.clear();
+
+    mbFormat = true;
+    if ( ImplIsItemUpdate() )
+        Invalidate();
+
+    CallEventListeners( VclEventId::StatusbarAllItemsRemoved );
+}
+
+sal_uInt16 StatusBar::GetItemCount() const
+{
+    return static_cast<sal_uInt16>(mvItemList.size());
+}
+
+sal_uInt16 StatusBar::GetItemId( sal_uInt16 nPos ) const
+{
+    if ( nPos < mvItemList.size() )
+        return mvItemList[ nPos ]->mnId;
+    return 0;
+}
+
+sal_uInt16 StatusBar::GetItemPos( sal_uInt16 nItemId ) const
+{
+    for ( size_t i = 0, n = mvItemList.size(); i < n; ++i ) {
+        if ( mvItemList[ i ]->mnId == nItemId ) {
+            return sal_uInt16( i );
+        }
+    }
+
+    return STATUSBAR_ITEM_NOTFOUND;
+}
+
+sal_uInt16 StatusBar::GetItemId( const Point& rPos ) const
+{
+    if ( !mbFormat )
+    {
+        sal_uInt16 nItemCount = GetItemCount();
+        sal_uInt16 nPos;
+        for ( nPos = 0; nPos < nItemCount; nPos++ )
+        {
+            // get rectangle
+            tools::Rectangle aRect = ImplGetItemRectPos( nPos );
+            if ( aRect.Contains( rPos ) )
+                return mvItemList[ nPos ]->mnId;
+        }
+    }
+
+    return 0;
+}
+
+tools::Rectangle StatusBar::GetItemRect( sal_uInt16 nItemId ) const
+{
+    tools::Rectangle aRect;
+
+    if ( !mbFormat )
+    {
+        sal_uInt16 nPos = GetItemPos( nItemId );
+        if ( nPos != STATUSBAR_ITEM_NOTFOUND )
+        {
+            // get rectangle and subtract frame
+            aRect = ImplGetItemRectPos( nPos );
+            tools::Long nW = 1;
+            aRect.AdjustTop(nW-1 );
+            aRect.AdjustBottom( -(nW-1) );
+            aRect.AdjustLeft(nW );
+            aRect.AdjustRight( -nW );
+            return aRect;
+        }
+    }
+
+    return aRect;
+}
+
+Point StatusBar::GetItemTextPos( sal_uInt16 nItemId ) const
+{
+    if ( !mbFormat )
+    {
+        sal_uInt16 nPos = GetItemPos( nItemId );
+        if ( nPos != STATUSBAR_ITEM_NOTFOUND )
+        {
+            // get rectangle
+            ImplStatusItem* pItem = mvItemList[ nPos ].get();
+            tools::Rectangle aRect = ImplGetItemRectPos( nPos );
+            tools::Long nW = 1;
+            tools::Rectangle           aTextRect( aRect.Left()+nW, aRect.Top()+nW,
+                                           aRect.Right()-nW, aRect.Bottom()-nW );
+            Point aPos = ImplGetItemTextPos( aTextRect.GetSize(),
+                                             Size( GetTextWidth( pItem->maText ), GetTextHeight() ),
+                                             pItem->mnBits );
+            if ( !mbInUserDraw )
+            {
+                aPos.AdjustX(aTextRect.Left() );
+                aPos.AdjustY(aTextRect.Top() );
+            }
+            return aPos;
+        }
+    }
+
+    return Point();
+}
+
+sal_uLong StatusBar::GetItemWidth( sal_uInt16 nItemId ) const
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos != STATUSBAR_ITEM_NOTFOUND )
+        return mvItemList[ nPos ]->mnWidth;
+
+    return 0;
+}
+
+StatusBarItemBits StatusBar::GetItemBits( sal_uInt16 nItemId ) const
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos != STATUSBAR_ITEM_NOTFOUND )
+        return mvItemList[ nPos ]->mnBits;
+
+    return StatusBarItemBits::NONE;
+}
+
+tools::Long StatusBar::GetItemOffset( sal_uInt16 nItemId ) const
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos != STATUSBAR_ITEM_NOTFOUND )
+        return mvItemList[ nPos ]->mnOffset;
+
+    return 0;
+}
+
+void StatusBar::SetItemText( sal_uInt16 nItemId, const OUString& rText, int nCharsWidth )
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos == STATUSBAR_ITEM_NOTFOUND )
+        return;
+
+    ImplStatusItem* pItem = mvItemList[ nPos ].get();
+
+    if ( pItem->maText == rText )
+        return;
+
+    pItem->maText = rText;
+
+    // adjust item width - see also DataChanged()
+    tools::Long nFudge = GetTextHeight()/4;
+
+    tools::Long nWidth;
+    if (nCharsWidth != -1)
+    {
+        nWidth = GetTextWidth("0",0,-1,nullptr,
+                    SalLayoutGlyphsCache::self()->GetLayoutGlyphs(GetOutDev(),"0"));
+        nWidth = nWidth * nCharsWidth + nFudge;
+    }
+    else
+    {
+        pItem->mLayoutGlyphsCache.reset();
+        nWidth = GetTextWidth( pItem->maText,0,-1,nullptr, pItem->GetTextGlyphs(GetOutDev())) + nFudge;
+    }
+
+    if( (nWidth > pItem->mnWidth + STATUSBAR_OFFSET) ||
+        ((nWidth < pItem->mnWidth) && (mnDX - STATUSBAR_OFFSET) < mnItemsWidth  ))
+    {
+        pItem->mnWidth = nWidth + STATUSBAR_OFFSET;
+        ImplFormat();
+        Invalidate();
+    }
+
+    // re-draw item if StatusBar is visible and UpdateMode active
+    if ( pItem->mbVisible && !mbFormat && ImplIsItemUpdate() )
+    {
+        tools::Rectangle aRect = ImplGetItemRectPos(nPos);
+        Invalidate(aRect);
+        PaintImmediately();
+    }
+}
+
+const OUString& StatusBar::GetItemText( sal_uInt16 nItemId ) const
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    assert( nPos != STATUSBAR_ITEM_NOTFOUND );
+
+    return mvItemList[ nPos ]->maText;
+}
+
+void StatusBar::SetItemCommand( sal_uInt16 nItemId, const OUString& rCommand )
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos != STATUSBAR_ITEM_NOTFOUND )
+    {
+        ImplStatusItem* pItem = mvItemList[ nPos ].get();
+
+        if ( pItem->maCommand != rCommand )
+            pItem->maCommand = rCommand;
+    }
+}
+
+OUString StatusBar::GetItemCommand( sal_uInt16 nItemId )
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos != STATUSBAR_ITEM_NOTFOUND )
+        return mvItemList[ nPos ]->maCommand;
+
+    return OUString();
+}
+
+void StatusBar::SetItemData( sal_uInt16 nItemId, void* pNewData )
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos == STATUSBAR_ITEM_NOTFOUND )
+        return;
+
+    ImplStatusItem* pItem = mvItemList[ nPos ].get();
+    // invalidate cache
+    pItem->mLayoutGlyphsCache.reset();
+    pItem->mpUserData = pNewData;
+
+    // call Draw-Item if it's a User-Item
+    if ( (pItem->mnBits & StatusBarItemBits::UserDraw) && pItem->mbVisible &&
+         !mbFormat && ImplIsItemUpdate() )
+    {
+        tools::Rectangle aRect = ImplGetItemRectPos(nPos);
+        Invalidate(aRect, InvalidateFlags::NoErase);
+        PaintImmediately();
+    }
+}
+
+void* StatusBar::GetItemData( sal_uInt16 nItemId ) const
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos != STATUSBAR_ITEM_NOTFOUND )
+        return mvItemList[ nPos ]->mpUserData;
+
+    return nullptr;
+}
+
+void StatusBar::RedrawItem(sal_uInt16 nItemId)
+{
+    if ( mbFormat )
+        return;
+
+    sal_uInt16 nPos = GetItemPos(nItemId);
+    if ( nPos == STATUSBAR_ITEM_NOTFOUND )
+        return;
+
+    ImplStatusItem* pItem = mvItemList[ nPos ].get();
+    if ((pItem->mnBits & StatusBarItemBits::UserDraw) &&
+        pItem->mbVisible && ImplIsItemUpdate())
+    {
+        tools::Rectangle aRect = ImplGetItemRectPos(nPos);
+        Invalidate(aRect);
+        PaintImmediately();
+    }
+}
+
+void StatusBar::SetHelpText( sal_uInt16 nItemId, const OUString& rText )
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos != STATUSBAR_ITEM_NOTFOUND )
+        mvItemList[ nPos ]->maHelpText = rText;
+}
+
+const OUString& StatusBar::GetHelpText( sal_uInt16 nItemId ) const
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    assert ( nPos != STATUSBAR_ITEM_NOTFOUND );
+
+    ImplStatusItem* pItem = mvItemList[ nPos ].get();
+    if ( pItem->maHelpText.isEmpty() && ( !pItem->maHelpId.isEmpty() || !pItem->maCommand.isEmpty() ))
+    {
+        Help* pHelp = Application::GetHelp();
+        if ( pHelp )
+        {
+            if ( !pItem->maCommand.isEmpty() )
+                pItem->maHelpText = pHelp->GetHelpText( pItem->maCommand, this );
+            if ( pItem->maHelpText.isEmpty() && !pItem->maHelpId.isEmpty() )
+                pItem->maHelpText = pHelp->GetHelpText( OStringToOUString( pItem->maHelpId, RTL_TEXTENCODING_UTF8 ), this );
+        }
+    }
+
+    return pItem->maHelpText;
+}
+
+void StatusBar::SetQuickHelpText( sal_uInt16 nItemId, const OUString& rText )
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos != STATUSBAR_ITEM_NOTFOUND )
+        mvItemList[ nPos ]->maQuickHelpText = rText;
+}
+
+const OUString& StatusBar::GetQuickHelpText( sal_uInt16 nItemId ) const
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    assert ( nPos != STATUSBAR_ITEM_NOTFOUND );
+
+    ImplStatusItem* pItem = mvItemList[ nPos ].get();
+    return pItem->maQuickHelpText;
+}
+
+void StatusBar::SetHelpId( sal_uInt16 nItemId, const OString& rHelpId )
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos != STATUSBAR_ITEM_NOTFOUND )
+        mvItemList[ nPos ]->maHelpId = rHelpId;
+}
+
+void StatusBar::StartProgressMode( const OUString& rText )
+{
+    SAL_WARN_IF( mbProgressMode, "vcl", "StatusBar::StartProgressMode(): progress mode is active" );
+
+    mbProgressMode  = true;
+    mnPercent       = 0;
+    maPrgsTxt       = rText;
+
+    // compute size
+    ImplCalcProgressRect();
+
+    // trigger Paint, which draws text and frame
+    if ( IsReallyVisible() )
+    {
+        Invalidate();
+        PaintImmediately();
+    }
+}
+
+void StatusBar::SetProgressValue( sal_uInt16 nNewPercent )
+{
+    SAL_WARN_IF( !mbProgressMode, "vcl", "StatusBar::SetProgressValue(): no progress mode" );
+    SAL_WARN_IF( nNewPercent > 100, "vcl", "StatusBar::SetProgressValue(): nPercent > 100" );
+
+    bool bInvalidate = mbProgressMode && IsReallyVisible() && (!mnPercent || (mnPercent != nNewPercent));
+
+    mnPercent = nNewPercent;
+
+    if (bInvalidate)
+    {
+        // Rate limit how often we paint, otherwise in some loading scenarios we can spend significant
+        // time just painting progress bars.
+        sal_uInt32 nTime_ms = osl_getGlobalTimer();
+        if ((nTime_ms - mnLastProgressPaint_ms) > 100)
+        {
+            Invalidate(maPrgsFrameRect);
+            PaintImmediately();
+            mnLastProgressPaint_ms = nTime_ms;
+        }
+    }
+}
+
+void StatusBar::EndProgressMode()
+{
+    SAL_WARN_IF( !mbProgressMode, "vcl", "StatusBar::EndProgressMode(): no progress mode" );
+
+    mbProgressMode = false;
+    maPrgsTxt.clear();
+
+    if ( IsReallyVisible() )
+    {
+        Invalidate();
+        PaintImmediately();
+    }
+}
+
+void StatusBar::SetText(const OUString& rText)
+{
+    if ((GetStyle() & WB_RIGHT) && !mbProgressMode && IsReallyVisible() && IsUpdateMode())
+    {
+        if (mbFormat)
+        {
+            Invalidate();
+            Window::SetText(rText);
+        }
+        else
+        {
+            Invalidate();
+            Window::SetText(rText);
+            PaintImmediately();
+        }
+    }
+    else if (mbProgressMode)
+    {
+        maPrgsTxt = rText;
+        if (IsReallyVisible())
+        {
+            Invalidate();
+            PaintImmediately();
+        }
+    }
+    else
+    {
+        Window::SetText(rText);
+    }
+}
+
+Size StatusBar::CalcWindowSizePixel() const
+{
+    size_t  i = 0;
+    size_t  nCount = mvItemList.size();
+    tools::Long    nOffset = 0;
+    tools::Long    nCalcWidth = STATUSBAR_OFFSET_X*2;
+    tools::Long    nCalcHeight;
+
+    while ( i < nCount )
+    {
+        ImplStatusItem* pItem = mvItemList[ i ].get();
+        nCalcWidth += pItem->mnWidth + nOffset;
+        nOffset = pItem->mnOffset;
+        i++;
+    }
+
+    tools::Long nMinHeight = GetTextHeight();
+    const tools::Long nBarTextOffset = STATUSBAR_OFFSET_TEXTY*2;
+    tools::Long nProgressHeight = nMinHeight + nBarTextOffset;
+
+    if( IsNativeControlSupported( ControlType::Progress, ControlPart::Entire ) )
+    {
+        ImplControlValue aValue;
+        tools::Rectangle aControlRegion( Point(), Size( nCalcWidth, nMinHeight ) );
+        tools::Rectangle aNativeControlRegion, aNativeContentRegion;
+        if( GetNativeControlRegion( ControlType::Progress, ControlPart::Entire,
+                    aControlRegion, ControlState::ENABLED, aValue,
+                    aNativeControlRegion, aNativeContentRegion ) )
+        {
+            nProgressHeight = aNativeControlRegion.GetHeight();
+        }
+    }
+
+    nCalcHeight = nMinHeight+nBarTextOffset;
+    if( nCalcHeight < nProgressHeight+2 )
+        nCalcHeight = nProgressHeight+2;
+
+    return Size( nCalcWidth, nCalcHeight );
+}
+
+void StatusBar::SetAccessibleName( sal_uInt16 nItemId, const OUString& rName )
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    if ( nPos != STATUSBAR_ITEM_NOTFOUND )
+    {
+        ImplStatusItem* pItem = mvItemList[ nPos ].get();
+
+        if ( pItem->maAccessibleName != rName )
+        {
+            pItem->maAccessibleName = rName;
+            CallEventListeners( VclEventId::StatusbarNameChanged, reinterpret_cast<void*>(pItem->mnId) );
+        }
+    }
+}
+
+const OUString& StatusBar::GetAccessibleName( sal_uInt16 nItemId ) const
+{
+    sal_uInt16 nPos = GetItemPos( nItemId );
+
+    assert ( nPos != STATUSBAR_ITEM_NOTFOUND );
+
+    return mvItemList[ nPos ]->maAccessibleName;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/syschild.cxx b/vcl/source/window/syschild.cxx
new file mode 100644
index 000000000..644aa1f09
--- /dev/null
+++ b/vcl/source/window/syschild.cxx
@@ -0,0 +1,200 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/window.hxx>
+#include <vcl/sysdata.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/syschild.hxx>
+
+#include <window.h>
+#include <salframe.hxx>
+#include <salinst.hxx>
+#include <salobj.hxx>
+#include <svdata.hxx>
+
+using namespace ::com::sun::star;
+
+static void ImplSysChildProc( SystemChildWindow* pInst, SalObjEvent nEvent )
+{
+    VclPtr<SystemChildWindow> pWindow = pInst;
+
+    switch ( nEvent )
+    {
+        case SalObjEvent::GetFocus:
+            // get focus, such that all handlers are called,
+            // as if this window gets the focus assuring
+            // that the frame does not steal it
+            pWindow->ImplGetFrameData()->mbSysObjFocus = true;
+            pWindow->ImplGetFrameData()->mbInSysObjToTopHdl = true;
+            pWindow->ToTop( ToTopFlags::NoGrabFocus );
+            if( pWindow->isDisposed() )
+                break;
+            pWindow->ImplGetFrameData()->mbInSysObjToTopHdl = false;
+            pWindow->ImplGetFrameData()->mbInSysObjFocusHdl = true;
+            pWindow->GrabFocus();
+            if( pWindow->isDisposed() )
+                break;
+            pWindow->ImplGetFrameData()->mbInSysObjFocusHdl = false;
+            break;
+
+        case SalObjEvent::LoseFocus:
+            // trigger a LoseFocus which matches the status
+            // of the window with matching Activate-Status
+            if (pWindow->isDisposed())
+                break;
+            pWindow->ImplGetFrameData()->mbSysObjFocus = false;
+            if ( !pWindow->ImplGetFrameData()->mnFocusId )
+            {
+                pWindow->ImplGetFrameData()->mbStartFocusState = true;
+                pWindow->ImplGetFrameData()->mnFocusId = Application::PostUserEvent( LINK( pWindow->ImplGetFrameWindow(), vcl::Window, ImplAsyncFocusHdl ), nullptr, true );
+            }
+            break;
+
+        case SalObjEvent::ToTop:
+            pWindow->ImplGetFrameData()->mbInSysObjToTopHdl = true;
+            if ( !Application::GetFocusWindow() || pWindow->HasChildPathFocus() )
+                pWindow->ToTop( ToTopFlags::NoGrabFocus );
+            else
+                pWindow->ToTop();
+            if( pWindow->isDisposed() )
+                break;
+            pWindow->GrabFocus();
+            if( pWindow->isDisposed() )
+                break;
+            pWindow->ImplGetFrameData()->mbInSysObjToTopHdl = false;
+            break;
+
+        default: break;
+    }
+}
+
+void SystemChildWindow::ImplInitSysChild( vcl::Window* pParent, WinBits nStyle, SystemWindowData *pData, bool bShow )
+{
+    mpWindowImpl->mpSysObj = ImplGetSVData()->mpDefInst->CreateObject( pParent->ImplGetFrame(), pData, bShow );
+
+    Window::ImplInit( pParent, nStyle, nullptr );
+
+    // we do not paint if it is the right SysChild
+    if ( GetSystemData() )
+    {
+        mpWindowImpl->mpSysObj->SetCallback( this, ImplSysChildProc );
+        SetParentClipMode( ParentClipMode::Clip );
+        SetBackground();
+    }
+}
+
+SystemChildWindow::SystemChildWindow( vcl::Window* pParent, WinBits nStyle ) :
+    Window( WindowType::SYSTEMCHILDWINDOW )
+{
+    ImplInitSysChild( pParent, nStyle, nullptr );
+}
+
+SystemChildWindow::SystemChildWindow( vcl::Window* pParent, WinBits nStyle, SystemWindowData *pData, bool bShow ) :
+    Window( WindowType::SYSTEMCHILDWINDOW )
+{
+    ImplInitSysChild( pParent, nStyle, pData, bShow );
+}
+
+SystemChildWindow::~SystemChildWindow()
+{
+    disposeOnce();
+}
+
+void SystemChildWindow::dispose()
+{
+    Hide();
+    if ( mpWindowImpl && mpWindowImpl->mpSysObj )
+    {
+        ImplGetSVData()->mpDefInst->DestroyObject( mpWindowImpl->mpSysObj );
+        mpWindowImpl->mpSysObj = nullptr;
+    }
+    Window::dispose();
+}
+
+const SystemEnvData* SystemChildWindow::GetSystemData() const
+{
+    if ( mpWindowImpl->mpSysObj )
+        return mpWindowImpl->mpSysObj->GetSystemData();
+    else
+        return nullptr;
+}
+
+void SystemChildWindow::EnableEraseBackground( bool bEnable )
+{
+    if ( mpWindowImpl->mpSysObj )
+        mpWindowImpl->mpSysObj->EnableEraseBackground( bEnable );
+}
+
+Size SystemChildWindow::GetOptimalSize() const
+{
+    if (mpWindowImpl->mpSysObj)
+        return mpWindowImpl->mpSysObj->GetOptimalSize();
+    return vcl::Window::GetOptimalSize();
+}
+
+void SystemChildWindow::SetLeaveEnterBackgrounds(const css::uno::Sequence<css::uno::Any>& rLeaveArgs, const css::uno::Sequence<css::uno::Any>& rEnterArgs)
+{
+    if (mpWindowImpl->mpSysObj)
+        mpWindowImpl->mpSysObj->SetLeaveEnterBackgrounds(rLeaveArgs, rEnterArgs);
+}
+
+void SystemChildWindow::SetForwardKey( bool bEnable )
+{
+    if ( mpWindowImpl->mpSysObj )
+        mpWindowImpl->mpSysObj->SetForwardKey( bEnable );
+}
+
+sal_IntPtr SystemChildWindow::GetParentWindowHandle() const
+{
+    sal_IntPtr nRet = 0;
+
+#if defined(_WIN32)
+    nRet = reinterpret_cast< sal_IntPtr >( GetSystemData()->hWnd );
+#elif defined MACOSX
+    // FIXME: this is wrong
+    nRet = reinterpret_cast< sal_IntPtr >( GetSystemData()->mpNSView );
+#elif defined ANDROID
+    // Nothing
+#elif defined IOS
+    // Nothing
+#elif defined UNX
+    nRet = GetSystemData()->GetWindowHandle(ImplGetFrame());
+#endif
+
+    return nRet;
+}
+
+void* SystemChildWindow::CreateGStreamerSink()
+{
+    return ImplGetSVData()->mpDefInst->CreateGStreamerSink(this);
+}
+
+#if defined( MACOSX )
+#elif defined( ANDROID )
+#elif defined( IOS )
+#elif defined( UNX )
+sal_uIntPtr SystemEnvData::GetWindowHandle(const SalFrame* pReference) const
+{
+    if (!aWindow && pReference)
+        pReference->ResolveWindowHandle(const_cast<SystemEnvData&>(*this));
+    return aWindow;
+}
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/syswin.cxx b/vcl/source/window/syswin.cxx
new file mode 100644
index 000000000..40fff00aa
--- /dev/null
+++ b/vcl/source/window/syswin.cxx
@@ -0,0 +1,1183 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <memory>
+
+#include <o3tl/safeint.hxx>
+#include <sal/config.h>
+#include <sal/log.hxx>
+
+#include <vcl/layout.hxx>
+#include <vcl/mnemonic.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/menu.hxx>
+#include <vcl/event.hxx>
+#include <vcl/syswin.hxx>
+#include <vcl/taskpanelist.hxx>
+#include <vcl/tabctrl.hxx>
+#include <vcl/tabpage.hxx>
+#include <vcl/virdev.hxx>
+
+#include <rtl/strbuf.hxx>
+#include <o3tl/string_view.hxx>
+
+#include <accel.hxx>
+#include <salframe.hxx>
+#include <svdata.hxx>
+#include <brdwin.hxx>
+#include <window.h>
+
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::lang;
+
+class SystemWindow::ImplData
+{
+public:
+    ImplData();
+
+    std::unique_ptr<TaskPaneList>
+                    mpTaskPaneList;
+    Size            maMaxOutSize;
+    OUString        maRepresentedURL;
+    Link<SystemWindow&,void> maCloseHdl;
+};
+
+SystemWindow::ImplData::ImplData()
+{
+    mpTaskPaneList = nullptr;
+    maMaxOutSize = Size( SHRT_MAX, SHRT_MAX );
+}
+
+SystemWindow::SystemWindow(WindowType nType, const char* pIdleDebugName)
+    : Window(nType)
+    , mbDockBtn(false)
+    , mbHideBtn(false)
+    , mbSysChild(false)
+    , mbIsCalculatingInitialLayoutSize(false)
+    , mbInitialLayoutSizeCalculated(false)
+    , mbPaintComplete(false)
+    , mnMenuBarMode(MenuBarMode::Normal)
+    , mnIcon(0)
+    , mpImplData(new ImplData)
+    , maLayoutIdle( pIdleDebugName )
+    , mbIsDeferredInit(false)
+{
+    mpWindowImpl->mbSysWin            = true;
+    mpWindowImpl->mnActivateMode      = ActivateModeFlags::GrabFocus;
+
+    //To-Do, reuse maResizeTimer
+    maLayoutIdle.SetPriority(TaskPriority::RESIZE);
+    maLayoutIdle.SetInvokeHandler( LINK( this, SystemWindow, ImplHandleLayoutTimerHdl ) );
+}
+
+void SystemWindow::loadUI(vcl::Window* pParent, const OString& rID, const OUString& rUIXMLDescription,
+    const css::uno::Reference<css::frame::XFrame> &rFrame)
+{
+    mbIsDeferredInit = true;
+    mpDialogParent = pParent; //should be unset in doDeferredInit
+    m_pUIBuilder.reset( new VclBuilder(this, AllSettings::GetUIRootDir(), rUIXMLDescription, rID, rFrame) );
+}
+
+SystemWindow::~SystemWindow()
+{
+    disposeOnce();
+}
+
+void SystemWindow::dispose()
+{
+    maLayoutIdle.Stop();
+    mpImplData.reset();
+
+    // Hack to make sure code called from base ~Window does not interpret this
+    // as a SystemWindow (which it no longer is by then):
+    mpWindowImpl->mbSysWin = false;
+    disposeBuilder();
+    mpDialogParent.clear();
+    mpMenuBar.clear();
+    Window::dispose();
+}
+
+static void ImplHandleControlAccelerator( const vcl::Window* pWindow, bool bShow )
+{
+    Control *pControl = dynamic_cast<Control*>(pWindow->ImplGetWindow());
+    if (pControl && pControl->GetText().indexOf('~') != -1)
+    {
+        pControl->SetShowAccelerator( bShow );
+        pControl->Invalidate(InvalidateFlags::Update);
+    }
+}
+
+namespace
+{
+    void processChildren(const vcl::Window *pParent, bool bShowAccel)
+    {
+        // go through its children
+        vcl::Window* pChild = firstLogicalChildOfParent(pParent);
+        while (pChild)
+        {
+            if (pChild->GetType() == WindowType::TABCONTROL)
+            {
+                // find currently shown tab page
+                TabControl* pTabControl = static_cast<TabControl*>(pChild);
+                TabPage* pTabPage = pTabControl->GetTabPage( pTabControl->GetCurPageId() );
+                processChildren(pTabPage, bShowAccel);
+            }
+            else if (pChild->GetType() == WindowType::TABPAGE)
+            {
+                // bare tabpage without tabcontrol parent (options dialog)
+                processChildren(pChild, bShowAccel);
+            }
+            else if ((pChild->GetStyle() & (WB_DIALOGCONTROL | WB_NODIALOGCONTROL)) == WB_DIALOGCONTROL)
+            {
+                // special controls that manage their children outside of widget layout
+                processChildren(pChild, bShowAccel);
+            }
+            else
+            {
+                ImplHandleControlAccelerator(pChild, bShowAccel);
+            }
+            pChild = nextLogicalChildOfParent(pParent, pChild);
+        }
+    }
+}
+
+namespace
+{
+    bool ToggleMnemonicsOnHierarchy(const CommandEvent& rCEvent, const vcl::Window *pWindow)
+    {
+        if (rCEvent.GetCommand() == CommandEventId::ModKeyChange && ImplGetSVData()->maNWFData.mbAutoAccel)
+        {
+            const CommandModKeyData *pCData = rCEvent.GetModKeyData();
+            const bool bShowAccel = pCData && pCData->IsMod2() && pCData->IsDown();
+            processChildren(pWindow, bShowAccel);
+            return true;
+        }
+        return false;
+    }
+}
+
+bool SystemWindow::EventNotify( NotifyEvent& rNEvt )
+{
+    if (rNEvt.GetType() == MouseNotifyEvent::COMMAND)
+        ToggleMnemonicsOnHierarchy(*rNEvt.GetCommandEvent(), this);
+
+    // capture KeyEvents for menu handling
+    if (rNEvt.GetType() == MouseNotifyEvent::KEYINPUT)
+    {
+        MenuBar* pMBar = mpMenuBar;
+        if ( !pMBar && ( GetType() == WindowType::FLOATINGWINDOW ) )
+        {
+            vcl::Window* pWin = ImplGetFrameWindow()->ImplGetWindow();
+            if( pWin && pWin->IsSystemWindow() )
+                pMBar = static_cast<SystemWindow*>(pWin)->GetMenuBar();
+        }
+        if (pMBar && pMBar->ImplHandleKeyEvent(*rNEvt.GetKeyEvent()))
+            return true;
+    }
+
+    return Window::EventNotify( rNEvt );
+}
+
+bool SystemWindow::PreNotify( NotifyEvent& rNEvt )
+{
+    // capture KeyEvents for taskpane cycling
+    if ( rNEvt.GetType() == MouseNotifyEvent::KEYINPUT )
+    {
+        if( rNEvt.GetKeyEvent()->GetKeyCode().GetCode() == KEY_F6 &&
+            rNEvt.GetKeyEvent()->GetKeyCode().IsMod1() &&
+           !rNEvt.GetKeyEvent()->GetKeyCode().IsShift() )
+        {
+            // Ctrl-F6 goes directly to the document
+            GrabFocusToDocument();
+            return true;
+        }
+        else
+        {
+            TaskPaneList *pTList = mpImplData->mpTaskPaneList.get();
+            if( !pTList && ( GetType() == WindowType::FLOATINGWINDOW ) )
+            {
+                vcl::Window* pWin = ImplGetFrameWindow()->ImplGetWindow();
+                if( pWin && pWin->IsSystemWindow() )
+                    pTList = static_cast<SystemWindow*>(pWin)->mpImplData->mpTaskPaneList.get();
+            }
+            if( !pTList )
+            {
+                // search topmost system window which is the one to handle dialog/toolbar cycling
+                SystemWindow *pSysWin = this;
+                vcl::Window *pWin = this;
+                while( pWin )
+                {
+                    pWin = pWin->GetParent();
+                    if( pWin && pWin->IsSystemWindow() )
+                        pSysWin = static_cast<SystemWindow*>(pWin);
+                }
+                pTList = pSysWin->mpImplData->mpTaskPaneList.get();
+            }
+            if( pTList && pTList->HandleKeyEvent( *rNEvt.GetKeyEvent() ) )
+                return true;
+        }
+    }
+    return Window::PreNotify( rNEvt );
+}
+
+TaskPaneList* SystemWindow::GetTaskPaneList()
+{
+    if( !mpImplData )
+        return nullptr;
+    if( mpImplData->mpTaskPaneList )
+        return mpImplData->mpTaskPaneList.get();
+    else
+    {
+        mpImplData->mpTaskPaneList.reset( new TaskPaneList );
+        MenuBar* pMBar = mpMenuBar;
+        if ( !pMBar && ( GetType() == WindowType::FLOATINGWINDOW ) )
+        {
+            vcl::Window* pWin = ImplGetFrameWindow()->ImplGetWindow();
+            if ( pWin && pWin->IsSystemWindow() )
+                pMBar = static_cast<SystemWindow*>(pWin)->GetMenuBar();
+        }
+        if( pMBar )
+            mpImplData->mpTaskPaneList->AddWindow( pMBar->ImplGetWindow() );
+        return mpImplData->mpTaskPaneList.get();
+    }
+}
+
+bool SystemWindow::Close()
+{
+    VclPtr<vcl::Window> xWindow = this;
+    CallEventListeners( VclEventId::WindowClose );
+    if ( xWindow->isDisposed() )
+        return false;
+
+    if ( mpWindowImpl->mxWindowPeer.is() && IsCreatedWithToolkit() )
+        return false;
+
+    // Is Window not closeable, ignore close
+    vcl::Window*     pBorderWin = ImplGetBorderWindow();
+    WinBits     nStyle;
+    if ( pBorderWin )
+        nStyle = pBorderWin->GetStyle();
+    else
+        nStyle = GetStyle();
+    if ( !(nStyle & WB_CLOSEABLE) )
+        return false;
+
+    Hide();
+
+    return true;
+}
+
+void SystemWindow::TitleButtonClick( TitleButton )
+{
+}
+
+void SystemWindow::Resizing( Size& )
+{
+}
+
+void SystemWindow::SetRepresentedURL( const OUString& i_rURL )
+{
+    bool bChanged = (i_rURL != mpImplData->maRepresentedURL);
+    mpImplData->maRepresentedURL = i_rURL;
+    if ( !mbSysChild && bChanged )
+    {
+        const vcl::Window* pWindow = this;
+        while ( pWindow->mpWindowImpl->mpBorderWindow )
+            pWindow = pWindow->mpWindowImpl->mpBorderWindow;
+
+        if ( pWindow->mpWindowImpl->mbFrame )
+            pWindow->mpWindowImpl->mpFrame->SetRepresentedURL( i_rURL );
+    }
+}
+
+void SystemWindow::SetIcon( sal_uInt16 nIcon )
+{
+    if ( mnIcon == nIcon )
+        return;
+
+    mnIcon = nIcon;
+
+    if ( !mbSysChild )
+    {
+        const vcl::Window* pWindow = this;
+        while ( pWindow->mpWindowImpl->mpBorderWindow )
+            pWindow = pWindow->mpWindowImpl->mpBorderWindow;
+
+        if ( pWindow->mpWindowImpl->mbFrame )
+            pWindow->mpWindowImpl->mpFrame->SetIcon( nIcon );
+    }
+}
+
+void SystemWindow::ShowTitleButton( TitleButton nButton, bool bVisible )
+{
+    if ( nButton == TitleButton::Docking )
+    {
+        if ( mbDockBtn != bVisible )
+        {
+            mbDockBtn = bVisible;
+            if ( mpWindowImpl->mpBorderWindow )
+                static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->SetDockButton( bVisible );
+        }
+    }
+    else if ( nButton == TitleButton::Hide )
+    {
+        if ( mbHideBtn != bVisible )
+        {
+            mbHideBtn = bVisible;
+            if ( mpWindowImpl->mpBorderWindow )
+                static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->SetHideButton( bVisible );
+        }
+    }
+    else if ( nButton == TitleButton::Menu )
+    {
+        if ( mpWindowImpl->mpBorderWindow )
+            static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->SetMenuButton( bVisible );
+    }
+    else
+        return;
+}
+
+bool SystemWindow::IsTitleButtonVisible( TitleButton nButton ) const
+{
+    if ( nButton == TitleButton::Docking )
+        return mbDockBtn;
+    else /* if ( nButton == TitleButton::Hide ) */
+        return mbHideBtn;
+}
+
+void SystemWindow::SetMinOutputSizePixel( const Size& rSize )
+{
+    maMinOutSize = rSize;
+    if ( mpWindowImpl->mpBorderWindow )
+    {
+        static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->SetMinOutputSize( rSize.Width(), rSize.Height() );
+        if ( mpWindowImpl->mpBorderWindow->mpWindowImpl->mbFrame )
+            mpWindowImpl->mpBorderWindow->mpWindowImpl->mpFrame->SetMinClientSize( rSize.Width(), rSize.Height() );
+    }
+    else if ( mpWindowImpl->mbFrame )
+        mpWindowImpl->mpFrame->SetMinClientSize( rSize.Width(), rSize.Height() );
+}
+
+void SystemWindow::SetMaxOutputSizePixel( const Size& rSize )
+{
+    Size aSize( rSize );
+    if( aSize.Width() > SHRT_MAX || aSize.Width() <= 0 )
+        aSize.setWidth( SHRT_MAX );
+    if( aSize.Height() > SHRT_MAX || aSize.Height() <= 0 )
+        aSize.setHeight( SHRT_MAX );
+
+    mpImplData->maMaxOutSize = aSize;
+    if ( mpWindowImpl->mpBorderWindow )
+    {
+        static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->SetMaxOutputSize( aSize.Width(), aSize.Height() );
+        if ( mpWindowImpl->mpBorderWindow->mpWindowImpl->mbFrame )
+            mpWindowImpl->mpBorderWindow->mpWindowImpl->mpFrame->SetMaxClientSize( aSize.Width(), aSize.Height() );
+    }
+    else if ( mpWindowImpl->mbFrame )
+        mpWindowImpl->mpFrame->SetMaxClientSize( aSize.Width(), aSize.Height() );
+}
+
+const Size& SystemWindow::GetMaxOutputSizePixel() const
+{
+    return mpImplData->maMaxOutSize;
+}
+
+void ImplWindowStateFromStr(WindowStateData& rData, std::string_view rStr)
+{
+    WindowStateMask nValidMask = WindowStateMask::NONE;
+    sal_Int32 nIndex      = 0;
+
+    std::string_view aTokenStr = o3tl::getToken(rStr, 0, ',', nIndex);
+    if (!aTokenStr.empty())
+    {
+        rData.SetX(o3tl::toInt32(aTokenStr));
+        if( rData.GetX() > -16384 && rData.GetX() < 16384 )
+            nValidMask |= WindowStateMask::X;
+        else
+            rData.SetX( 0 );
+    }
+    else
+        rData.SetX( 0 );
+    aTokenStr = o3tl::getToken(rStr, 0, ',', nIndex);
+    if (!aTokenStr.empty())
+    {
+        rData.SetY(o3tl::toInt32(aTokenStr));
+        if( rData.GetY() > -16384 && rData.GetY() < 16384 )
+            nValidMask |= WindowStateMask::Y;
+        else
+            rData.SetY( 0 );
+    }
+    else
+        rData.SetY( 0 );
+    aTokenStr = o3tl::getToken(rStr, 0, ',', nIndex);
+    if (!aTokenStr.empty())
+    {
+        rData.SetWidth(o3tl::toInt32(aTokenStr));
+        if( rData.GetWidth() > 0 && rData.GetWidth() < 16384 )
+            nValidMask |= WindowStateMask::Width;
+        else
+            rData.SetWidth( 0 );
+    }
+    else
+        rData.SetWidth( 0 );
+    aTokenStr = o3tl::getToken(rStr, 0, ';', nIndex);
+    if (!aTokenStr.empty())
+    {
+        rData.SetHeight(o3tl::toInt32(aTokenStr));
+        if( rData.GetHeight() > 0 && rData.GetHeight() < 16384 )
+            nValidMask |= WindowStateMask::Height;
+        else
+            rData.SetHeight( 0 );
+    }
+    else
+        rData.SetHeight( 0 );
+    aTokenStr = o3tl::getToken(rStr, 0, ';', nIndex);
+    if (!aTokenStr.empty())
+    {
+        // #94144# allow Minimize again, should be masked out when read from configuration
+        // 91625 - ignore Minimize
+        WindowStateState nState = static_cast<WindowStateState>(o3tl::toInt32(aTokenStr));
+        //nState &= ~(WindowStateState::Minimized);
+        rData.SetState( nState );
+        nValidMask |= WindowStateMask::State;
+    }
+    else
+        rData.SetState( WindowStateState::NONE );
+
+    // read maximized pos/size
+    aTokenStr = o3tl::getToken(rStr, 0, ',', nIndex);
+    if (!aTokenStr.empty())
+    {
+        rData.SetMaximizedX(o3tl::toInt32(aTokenStr));
+        if( rData.GetMaximizedX() > -16384 && rData.GetMaximizedX() < 16384 )
+            nValidMask |= WindowStateMask::MaximizedX;
+        else
+            rData.SetMaximizedX( 0 );
+    }
+    else
+        rData.SetMaximizedX( 0 );
+    aTokenStr = o3tl::getToken(rStr, 0, ',', nIndex);
+    if (!aTokenStr.empty())
+    {
+        rData.SetMaximizedY(o3tl::toInt32(aTokenStr));
+        if( rData.GetMaximizedY() > -16384 && rData.GetMaximizedY() < 16384 )
+            nValidMask |= WindowStateMask::MaximizedY;
+        else
+            rData.SetMaximizedY( 0 );
+    }
+    else
+        rData.SetMaximizedY( 0 );
+    aTokenStr = o3tl::getToken(rStr, 0, ',', nIndex);
+    if (!aTokenStr.empty())
+    {
+        rData.SetMaximizedWidth(o3tl::toInt32(aTokenStr));
+        if( rData.GetMaximizedWidth() > 0 && rData.GetMaximizedWidth() < 16384 )
+            nValidMask |= WindowStateMask::MaximizedWidth;
+        else
+            rData.SetMaximizedWidth( 0 );
+    }
+    else
+        rData.SetMaximizedWidth( 0 );
+    aTokenStr = o3tl::getToken(rStr, 0, ';', nIndex);
+    if (!aTokenStr.empty())
+    {
+        rData.SetMaximizedHeight(o3tl::toInt32(aTokenStr));
+        if( rData.GetMaximizedHeight() > 0 && rData.GetMaximizedHeight() < 16384 )
+            nValidMask |= WindowStateMask::MaximizedHeight;
+        else
+            rData.SetMaximizedHeight( 0 );
+    }
+    else
+        rData.SetMaximizedHeight( 0 );
+
+    // mark valid fields
+    rData.SetMask( nValidMask );
+}
+
+OString WindowStateData::ToStr() const
+{
+    const WindowStateMask nValidMask = GetMask();
+    if ( nValidMask == WindowStateMask::NONE )
+        return OString();
+
+    OStringBuffer rStrBuf(64);
+
+    if ( nValidMask & WindowStateMask::X )
+        rStrBuf.append(static_cast<sal_Int32>(GetX()));
+    rStrBuf.append(',');
+    if ( nValidMask & WindowStateMask::Y )
+        rStrBuf.append(static_cast<sal_Int32>(GetY()));
+    rStrBuf.append(',');
+    if ( nValidMask & WindowStateMask::Width )
+        rStrBuf.append(static_cast<sal_Int32>(GetWidth()));
+    rStrBuf.append(',');
+    if ( nValidMask & WindowStateMask::Height )
+        rStrBuf.append(static_cast<sal_Int32>(GetHeight()));
+    rStrBuf.append( ';' );
+    if ( nValidMask & WindowStateMask::State )
+    {
+        // #94144# allow Minimize again, should be masked out when read from configuration
+        // 91625 - ignore Minimize
+        WindowStateState nState = GetState();
+        rStrBuf.append(static_cast<sal_Int32>(nState));
+    }
+    rStrBuf.append(';');
+    if ( nValidMask & WindowStateMask::MaximizedX )
+        rStrBuf.append(static_cast<sal_Int32>(GetMaximizedX()));
+    rStrBuf.append(',');
+    if ( nValidMask & WindowStateMask::MaximizedY )
+        rStrBuf.append(static_cast<sal_Int32>(GetMaximizedY()));
+    rStrBuf.append( ',' );
+    if ( nValidMask & WindowStateMask::MaximizedWidth )
+        rStrBuf.append(static_cast<sal_Int32>(GetMaximizedWidth()));
+    rStrBuf.append(',');
+    if ( nValidMask & WindowStateMask::MaximizedHeight )
+        rStrBuf.append(static_cast<sal_Int32>(GetMaximizedHeight()));
+    rStrBuf.append(';');
+
+    return rStrBuf.makeStringAndClear();
+}
+
+void SystemWindow::ImplMoveToScreen( tools::Long& io_rX, tools::Long& io_rY, tools::Long i_nWidth, tools::Long i_nHeight, vcl::Window const * i_pConfigureWin )
+{
+    tools::Rectangle aScreenRect;
+    if( !Application::IsUnifiedDisplay() )
+        aScreenRect = Application::GetScreenPosSizePixel( GetScreenNumber() );
+    else
+    {
+        aScreenRect = Application::GetScreenPosSizePixel( 0 );
+        for( unsigned int i = 1; i < Application::GetScreenCount(); i++ )
+            aScreenRect.Union( Application::GetScreenPosSizePixel( i ) );
+    }
+    // unfortunately most of the time width and height are not really known
+    if( i_nWidth < 1 )
+        i_nWidth = 50;
+    if( i_nHeight < 1 )
+        i_nHeight = 50;
+
+    // check left border
+    bool bMove = false;
+    if( io_rX + i_nWidth < aScreenRect.Left() )
+    {
+        bMove = true;
+        io_rX = aScreenRect.Left();
+    }
+    // check right border
+    if( io_rX > aScreenRect.Right() - i_nWidth )
+    {
+        bMove = true;
+        io_rX = aScreenRect.Right() - i_nWidth;
+    }
+    // check top border
+    if( io_rY + i_nHeight < aScreenRect.Top() )
+    {
+        bMove = true;
+        io_rY = aScreenRect.Top();
+    }
+    // check bottom border
+    if( io_rY > aScreenRect.Bottom() - i_nHeight )
+    {
+        bMove = true;
+        io_rY = aScreenRect.Bottom() - i_nHeight;
+    }
+    vcl::Window* pParent = i_pConfigureWin->GetParent();
+    if( bMove && pParent )
+    {
+        // calculate absolute screen pos here, since that is what is contained in WindowState
+        Point aParentAbsPos( pParent->OutputToAbsoluteScreenPixel( Point(0,0) ) );
+        Size aParentSizePixel( pParent->GetOutputSizePixel() );
+        Point aPos( (aParentSizePixel.Width() - i_nWidth) / 2,
+                    (aParentSizePixel.Height() - i_nHeight) / 2 );
+        io_rX = aParentAbsPos.X() + aPos.X();
+        io_rY = aParentAbsPos.Y() + aPos.Y();
+    }
+}
+
+void SystemWindow::SetWindowStateData( const WindowStateData& rData )
+{
+    const WindowStateMask nValidMask = rData.GetMask();
+    if ( nValidMask == WindowStateMask::NONE )
+        return;
+
+    if ( mbSysChild )
+        return;
+
+    vcl::Window* pWindow = this;
+    while ( pWindow->mpWindowImpl->mpBorderWindow )
+        pWindow = pWindow->mpWindowImpl->mpBorderWindow;
+
+    if ( pWindow->mpWindowImpl->mbFrame )
+    {
+        const WindowStateState nState = rData.GetState();
+        SalFrameState   aState;
+        aState.mnMask               = rData.GetMask();
+        aState.mnX                  = rData.GetX();
+        aState.mnY                  = rData.GetY();
+        aState.mnWidth              = rData.GetWidth();
+        aState.mnHeight             = rData.GetHeight();
+
+        if( rData.GetMask() & (WindowStateMask::Width|WindowStateMask::Height) )
+        {
+            // #i43799# adjust window state sizes if a minimal output size was set
+            // otherwise the frame and the client might get different sizes
+            if( maMinOutSize.Width() > aState.mnWidth )
+                aState.mnWidth = maMinOutSize.Width();
+            if( maMinOutSize.Height() > aState.mnHeight )
+                aState.mnHeight = maMinOutSize.Height();
+        }
+
+        aState.mnMaximizedX         = rData.GetMaximizedX();
+        aState.mnMaximizedY         = rData.GetMaximizedY();
+        aState.mnMaximizedWidth     = rData.GetMaximizedWidth();
+        aState.mnMaximizedHeight    = rData.GetMaximizedHeight();
+        // #94144# allow Minimize again, should be masked out when read from configuration
+        // 91625 - ignore Minimize
+        //nState &= ~(WindowStateState::Minimized);
+        aState.mnState  = nState & WindowStateState::SystemMask;
+
+        // normalize window positions onto screen
+        ImplMoveToScreen( aState.mnX, aState.mnY, aState.mnWidth, aState.mnHeight, pWindow );
+        ImplMoveToScreen( aState.mnMaximizedX, aState.mnMaximizedY, aState.mnMaximizedWidth, aState.mnMaximizedHeight, pWindow );
+
+        // #96568# avoid having multiple frames at the same screen location
+        //  do the check only if not maximized
+        if( !((rData.GetMask() & WindowStateMask::State) && (nState & WindowStateState::Maximized)) )
+            if( rData.GetMask() & (WindowStateMask::Pos|WindowStateMask::Width|WindowStateMask::Height) )
+            {
+                tools::Rectangle aDesktop = GetDesktopRectPixel();
+                ImplSVData *pSVData = ImplGetSVData();
+                vcl::Window *pWin = pSVData->maFrameData.mpFirstFrame;
+                bool bWrapped = false;
+                while( pWin )
+                {
+                    if( !pWin->ImplIsRealParentPath( this ) && ( pWin != this ) &&
+                        pWin->ImplGetWindow()->IsTopWindow() && pWin->mpWindowImpl->mbReallyVisible )
+                    {
+                        SalFrameGeometry g = pWin->mpWindowImpl->mpFrame->GetGeometry();
+                        if( std::abs(g.nX-aState.mnX) < 2 && std::abs(g.nY-aState.mnY) < 5 )
+                        {
+                            tools::Long displacement = g.nTopDecoration ? g.nTopDecoration : 20;
+                            if( static_cast<tools::Long>(aState.mnX + displacement + aState.mnWidth + g.nRightDecoration) > aDesktop.Right() ||
+                                static_cast<tools::Long>(aState.mnY + displacement + aState.mnHeight + g.nBottomDecoration) > aDesktop.Bottom() )
+                            {
+                                // displacing would leave screen
+                                aState.mnX = g.nLeftDecoration ? g.nLeftDecoration : 10; // should result in (0,0)
+                                aState.mnY = displacement;
+                                if( bWrapped ||
+                                    static_cast<tools::Long>(aState.mnX + displacement + aState.mnWidth + g.nRightDecoration) > aDesktop.Right() ||
+                                    static_cast<tools::Long>(aState.mnY + displacement + aState.mnHeight + g.nBottomDecoration) > aDesktop.Bottom() )
+                                    break;  // further displacement not possible -> break
+                                // avoid endless testing
+                                bWrapped = true;
+                            }
+                            else
+                            {
+                                // displace
+                                aState.mnX += displacement;
+                                aState.mnY += displacement;
+                            }
+                            pWin = pSVData->maFrameData.mpFirstFrame; // check new pos again
+                        }
+                    }
+                    pWin = pWin->mpWindowImpl->mpFrameData->mpNextFrame;
+                }
+            }
+
+        mpWindowImpl->mpFrame->SetWindowState( &aState );
+
+        // do a synchronous resize for layout reasons
+        //  but use rData only when the window is not to be maximized (#i38089#)
+        //  otherwise we have no useful size information
+        if( (rData.GetMask() & WindowStateMask::State) && (nState & WindowStateState::Maximized) )
+        {
+            // query maximized size from frame
+            SalFrameGeometry aGeometry = mpWindowImpl->mpFrame->GetGeometry();
+
+            // but use it only if it is different from the restore size (rData)
+            // as currently only on windows the exact size of a maximized window
+            //  can be computed without actually showing the window
+            if( aGeometry.nWidth != rData.GetWidth() || aGeometry.nHeight != rData.GetHeight() )
+                ImplHandleResize( pWindow, aGeometry.nWidth, aGeometry.nHeight );
+        }
+        else
+            if( rData.GetMask() & (WindowStateMask::Width|WindowStateMask::Height) )
+                ImplHandleResize( pWindow, aState.mnWidth, aState.mnHeight );   // #i43799# use aState and not rData, see above
+    }
+    else
+    {
+        PosSizeFlags nPosSize = PosSizeFlags::NONE;
+        if ( nValidMask & WindowStateMask::X )
+            nPosSize |= PosSizeFlags::X;
+        if ( nValidMask & WindowStateMask::Y )
+            nPosSize |= PosSizeFlags::Y;
+        if ( nValidMask & WindowStateMask::Width )
+            nPosSize |= PosSizeFlags::Width;
+        if ( nValidMask & WindowStateMask::Height )
+            nPosSize |= PosSizeFlags::Height;
+
+        tools::Long nX         = rData.GetX();
+        tools::Long nY         = rData.GetY();
+        tools::Long nWidth     = rData.GetWidth();
+        tools::Long nHeight    = rData.GetHeight();
+        const SalFrameGeometry& rGeom = pWindow->mpWindowImpl->mpFrame->GetGeometry();
+        if( nX < 0 )
+            nX = 0;
+        if( nX + nWidth > static_cast<tools::Long>(rGeom.nWidth) )
+            nX = rGeom.nWidth - nWidth;
+        if( nY < 0 )
+            nY = 0;
+        if( nY + nHeight > static_cast<tools::Long>(rGeom.nHeight) )
+            nY = rGeom.nHeight - nHeight;
+        setPosSizePixel( nX, nY, nWidth, nHeight, nPosSize );
+    }
+
+    // tdf#146648 if an explicit size state was set, then use it as the preferred
+    // size for layout
+    if (nValidMask & WindowStateMask::Size)
+        mbInitialLayoutSizeCalculated = true;
+}
+
+void SystemWindow::GetWindowStateData( WindowStateData& rData ) const
+{
+    WindowStateMask nValidMask = rData.GetMask();
+    if ( nValidMask == WindowStateMask::NONE )
+        return;
+
+    if ( mbSysChild )
+        return;
+
+    const vcl::Window* pWindow = this;
+    while ( pWindow->mpWindowImpl->mpBorderWindow )
+        pWindow = pWindow->mpWindowImpl->mpBorderWindow;
+
+    if ( pWindow->mpWindowImpl->mbFrame )
+    {
+        SalFrameState aState;
+        aState.mnMask = WindowStateMask::All;
+        if ( mpWindowImpl->mpFrame->GetWindowState( &aState ) )
+        {
+            if ( nValidMask & WindowStateMask::X )
+                rData.SetX( aState.mnX );
+            if ( nValidMask & WindowStateMask::Y )
+                rData.SetY( aState.mnY );
+            if ( nValidMask & WindowStateMask::Width )
+                rData.SetWidth( aState.mnWidth );
+            if ( nValidMask & WindowStateMask::Height )
+                rData.SetHeight( aState.mnHeight );
+            if ( aState.mnMask & WindowStateMask::MaximizedX )
+            {
+                rData.SetMaximizedX( aState.mnMaximizedX );
+                nValidMask |= WindowStateMask::MaximizedX;
+            }
+            if ( aState.mnMask & WindowStateMask::MaximizedY )
+            {
+                rData.SetMaximizedY( aState.mnMaximizedY );
+                nValidMask |= WindowStateMask::MaximizedY;
+            }
+            if ( aState.mnMask & WindowStateMask::MaximizedWidth )
+            {
+                rData.SetMaximizedWidth( aState.mnMaximizedWidth );
+                nValidMask |= WindowStateMask::MaximizedWidth;
+            }
+            if ( aState.mnMask & WindowStateMask::MaximizedHeight )
+            {
+                rData.SetMaximizedHeight( aState.mnMaximizedHeight );
+                nValidMask |= WindowStateMask::MaximizedHeight;
+            }
+            if ( nValidMask & WindowStateMask::State )
+            {
+                // #94144# allow Minimize again, should be masked out when read from configuration
+                // 91625 - ignore Minimize
+                if ( !(nValidMask&WindowStateMask::Minimized) )
+                    aState.mnState &= ~WindowStateState::Minimized;
+                rData.SetState( aState.mnState );
+            }
+            rData.SetMask( nValidMask );
+        }
+        else
+            rData.SetMask( WindowStateMask::NONE );
+    }
+    else
+    {
+        Point   aPos = GetPosPixel();
+        Size    aSize = GetSizePixel();
+        WindowStateState nState = WindowStateState::NONE;
+
+        if ( nValidMask & WindowStateMask::X )
+            rData.SetX( aPos.X() );
+        if ( nValidMask & WindowStateMask::Y )
+            rData.SetY( aPos.Y() );
+        if ( nValidMask & WindowStateMask::Width )
+            rData.SetWidth( aSize.Width() );
+        if ( nValidMask & WindowStateMask::Height )
+            rData.SetHeight( aSize.Height() );
+        if ( nValidMask & WindowStateMask::State )
+            rData.SetState( nState );
+    }
+}
+
+void SystemWindow::SetWindowState(std::string_view rStr)
+{
+    if (rStr.empty())
+        return;
+
+    WindowStateData aData;
+    ImplWindowStateFromStr( aData, rStr );
+    SetWindowStateData( aData );
+}
+
+OString SystemWindow::GetWindowState( WindowStateMask nMask ) const
+{
+    WindowStateData aData;
+    aData.SetMask( nMask );
+    GetWindowStateData( aData );
+
+    return aData.ToStr();
+}
+
+void SystemWindow::SetMenuBar(MenuBar* pMenuBar)
+{
+    if ( mpMenuBar == pMenuBar )
+        return;
+
+    MenuBar* pOldMenuBar = mpMenuBar;
+    vcl::Window*  pOldWindow = nullptr;
+    VclPtr<vcl::Window> pNewWindow;
+    mpMenuBar = pMenuBar;
+
+    if ( mpWindowImpl->mpBorderWindow && (mpWindowImpl->mpBorderWindow->GetType() == WindowType::BORDERWINDOW) )
+    {
+        if ( pOldMenuBar )
+            pOldWindow = pOldMenuBar->ImplGetWindow();
+        else
+            pOldWindow = nullptr;
+        if ( pOldWindow )
+        {
+            CallEventListeners( VclEventId::WindowMenubarRemoved, static_cast<void*>(pOldMenuBar) );
+            pOldWindow->SetAccessible( css::uno::Reference< css::accessibility::XAccessible >() );
+        }
+        if ( pMenuBar )
+        {
+            SAL_WARN_IF( pMenuBar->pWindow, "vcl", "SystemWindow::SetMenuBar() - MenuBars can only set in one SystemWindow at time" );
+
+            pNewWindow = MenuBar::ImplCreate(mpWindowImpl->mpBorderWindow, pOldWindow, pMenuBar);
+            static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->SetMenuBarWindow(pNewWindow);
+
+            CallEventListeners( VclEventId::WindowMenubarAdded, static_cast<void*>(pMenuBar) );
+        }
+        else
+            static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->SetMenuBarWindow( nullptr );
+        ImplToBottomChild();
+        if ( pOldMenuBar )
+        {
+            bool bDelete = (pMenuBar == nullptr);
+            if( bDelete && pOldWindow )
+            {
+                if( mpImplData->mpTaskPaneList )
+                    mpImplData->mpTaskPaneList->RemoveWindow( pOldWindow );
+            }
+            MenuBar::ImplDestroy( pOldMenuBar, bDelete );
+            if( bDelete )
+                pOldWindow = nullptr;  // will be deleted in MenuBar::ImplDestroy,
+        }
+
+    }
+    else
+    {
+        if( pMenuBar )
+            pNewWindow = pMenuBar->ImplGetWindow();
+        if( pOldMenuBar )
+            pOldWindow = pOldMenuBar->ImplGetWindow();
+    }
+
+    // update taskpane list to make menubar accessible
+    if( mpImplData->mpTaskPaneList )
+    {
+        if( pOldWindow )
+            mpImplData->mpTaskPaneList->RemoveWindow( pOldWindow );
+        if( pNewWindow )
+            mpImplData->mpTaskPaneList->AddWindow( pNewWindow );
+    }
+}
+
+void SystemWindow::SetNotebookBar(const OUString& rUIXMLDescription,
+                                  const css::uno::Reference<css::frame::XFrame>& rFrame,
+                                  const NotebookBarAddonsItem& aNotebookBarAddonsItem,
+                                  bool bReloadNotebookbar)
+{
+    if (rUIXMLDescription != maNotebookBarUIFile || bReloadNotebookbar)
+    {
+        static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())
+            ->SetNotebookBar(rUIXMLDescription, rFrame, aNotebookBarAddonsItem);
+        maNotebookBarUIFile = rUIXMLDescription;
+        if(GetNotebookBar())
+            GetNotebookBar()->SetSystemWindow(this);
+    }
+}
+
+void SystemWindow::CloseNotebookBar()
+{
+    static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->CloseNotebookBar();
+    maNotebookBarUIFile.clear();
+}
+
+VclPtr<NotebookBar> const & SystemWindow::GetNotebookBar() const
+{
+    return static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->GetNotebookBar();
+}
+
+void SystemWindow::SetMenuBarMode( MenuBarMode nMode )
+{
+    if ( mnMenuBarMode != nMode )
+    {
+        mnMenuBarMode = nMode;
+        if ( mpWindowImpl->mpBorderWindow && (mpWindowImpl->mpBorderWindow->GetType() == WindowType::BORDERWINDOW) )
+        {
+            if ( nMode == MenuBarMode::Hide )
+                static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->SetMenuBarMode( true );
+            else
+                static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->SetMenuBarMode( false );
+        }
+    }
+}
+
+bool SystemWindow::ImplIsInTaskPaneList( vcl::Window* pWin )
+{
+    if( mpImplData && mpImplData->mpTaskPaneList )
+        return mpImplData->mpTaskPaneList->IsInList( pWin );
+    return false;
+}
+
+unsigned int SystemWindow::GetScreenNumber() const
+{
+    return mpWindowImpl->mpFrame->maGeometry.nDisplayScreenNumber;
+}
+
+void SystemWindow::SetScreenNumber(unsigned int nDisplayScreen)
+{
+    mpWindowImpl->mpFrame->SetScreenNumber( nDisplayScreen );
+}
+
+void SystemWindow::SetApplicationID(const OUString &rApplicationID)
+{
+    mpWindowImpl->mpFrame->SetApplicationID( rApplicationID );
+}
+
+void SystemWindow::SetCloseHdl(const Link<SystemWindow&,void>& rLink)
+{
+    mpImplData->maCloseHdl = rLink;
+}
+
+const Link<SystemWindow&,void>& SystemWindow::GetCloseHdl() const
+{
+    return mpImplData->maCloseHdl;
+}
+
+void SystemWindow::queue_resize(StateChangedType /*eReason*/)
+{
+    if (!isLayoutEnabled())
+        return;
+    if (isCalculatingInitialLayoutSize())
+        return;
+    InvalidateSizeCache();
+    if (hasPendingLayout())
+        return;
+    maLayoutIdle.Start();
+}
+
+void SystemWindow::Resize()
+{
+    queue_resize();
+}
+
+bool SystemWindow::isLayoutEnabled() const
+{
+    //pre dtor called, and single child is a container => we're layout enabled
+    return mpImplData && ::isLayoutEnabled(this);
+}
+
+Size SystemWindow::GetOptimalSize() const
+{
+    if (!isLayoutEnabled())
+        return Window::GetOptimalSize();
+
+    Window *pBox = GetWindow(GetWindowType::FirstChild);
+    // tdf#141318 Do the same as SystemWindow::setOptimalLayoutSize in case we're called before initial layout
+    const_cast<SystemWindow*>(this)->settingOptimalLayoutSize(pBox);
+    Size aSize = VclContainer::getLayoutRequisition(*pBox);
+
+    sal_Int32 nBorderWidth = get_border_width();
+
+    aSize.AdjustHeight(2 * nBorderWidth );
+    aSize.AdjustWidth(2 * nBorderWidth );
+
+    return Window::CalcWindowSize(aSize);
+}
+
+void SystemWindow::setPosSizeOnContainee(Size aSize, Window &rBox)
+{
+    sal_Int32 nBorderWidth = get_border_width();
+
+    aSize.AdjustWidth( -(2 * nBorderWidth) );
+    aSize.AdjustHeight( -(2 * nBorderWidth) );
+
+    Point aPos(nBorderWidth, nBorderWidth);
+    VclContainer::setLayoutAllocation(rBox, aPos, CalcOutputSize(aSize));
+}
+
+IMPL_LINK_NOARG( SystemWindow, ImplHandleLayoutTimerHdl, Timer*, void )
+{
+    Window *pBox = GetWindow(GetWindowType::FirstChild);
+    if (!isLayoutEnabled())
+    {
+        SAL_WARN_IF(pBox, "vcl.layout", "SystemWindow has become non-layout because extra children have been added directly to it.");
+        return;
+    }
+    assert(pBox);
+    setPosSizeOnContainee(GetSizePixel(), *pBox);
+}
+
+void SystemWindow::SetText(const OUString& rStr)
+{
+    setDeferredProperties();
+    Window::SetText(rStr);
+}
+
+OUString SystemWindow::GetText() const
+{
+    const_cast<SystemWindow*>(this)->setDeferredProperties();
+    return Window::GetText();
+}
+
+void SystemWindow::settingOptimalLayoutSize(Window* /*pBox*/)
+{
+}
+
+void SystemWindow::setOptimalLayoutSize(bool bAllowWindowShrink)
+{
+    maLayoutIdle.Stop();
+
+    //resize SystemWindow to fit requisition on initial show
+    Window *pBox = GetWindow(GetWindowType::FirstChild);
+
+    settingOptimalLayoutSize(pBox);
+
+    Size aSize = get_preferred_size();
+
+    Size aMax(bestmaxFrameSizeForScreenSize(GetDesktopRectPixel().GetSize()));
+
+    aSize.setWidth( std::min(aMax.Width(), aSize.Width()) );
+    aSize.setHeight( std::min(aMax.Height(), aSize.Height()) );
+
+    SetMinOutputSizePixel(aSize);
+
+    if (!bAllowWindowShrink)
+    {
+        Size aCurrentSize = GetSizePixel();
+        aSize.setWidth(std::max(aSize.Width(), aCurrentSize.Width()));
+        aSize.setHeight(std::max(aSize.Height(), aCurrentSize.Height()));
+    }
+
+    SetSizePixel(aSize);
+    setPosSizeOnContainee(aSize, *pBox);
+}
+
+void SystemWindow::DoInitialLayout()
+{
+    if (GetSettings().GetStyleSettings().GetAutoMnemonic())
+       GenerateAutoMnemonicsOnHierarchy(this);
+
+    if (isLayoutEnabled())
+    {
+        mbIsCalculatingInitialLayoutSize = true;
+        setDeferredProperties();
+        setOptimalLayoutSize(!mbInitialLayoutSizeCalculated);
+        mbInitialLayoutSizeCalculated = true;
+        mbIsCalculatingInitialLayoutSize = false;
+    }
+}
+
+void SystemWindow::doDeferredInit(WinBits /*nBits*/)
+{
+    SAL_WARN("vcl.layout", "SystemWindow in layout without doDeferredInit impl");
+}
+
+VclPtr<VirtualDevice> SystemWindow::createScreenshot()
+{
+    // same prerequisites as in Execute()
+    setDeferredProperties();
+    ImplAdjustNWFSizes();
+    Show();
+    ToTop();
+    ensureRepaint();
+
+    Size aSize(GetOutputSizePixel());
+
+    VclPtr<VirtualDevice> xOutput(VclPtr<VirtualDevice>::Create(DeviceFormat::DEFAULT));
+    xOutput->SetOutputSizePixel(aSize);
+
+    Point aPos;
+    xOutput->DrawOutDev(aPos, aSize, aPos, aSize, *GetOutDev());
+
+    return xOutput;
+}
+
+void SystemWindow::PrePaint(vcl::RenderContext& rRenderContext)
+{
+    Window::PrePaint(rRenderContext);
+    mbPaintComplete = false;
+}
+
+void SystemWindow::PostPaint(vcl::RenderContext& rRenderContext)
+{
+    Window::PostPaint(rRenderContext);
+    mbPaintComplete = true;
+}
+
+void SystemWindow::ensureRepaint()
+{
+    // ensure repaint
+    Invalidate();
+    mbPaintComplete = false;
+
+    while (!mbPaintComplete && !Application::IsQuit())
+    {
+        Application::Yield();
+    }
+}
+
+void SystemWindow::CollectMenuBarMnemonics(MnemonicGenerator& rMnemonicGenerator) const
+{
+    if (MenuBar* pMenu = GetMenuBar())
+    {
+        sal_uInt16 nMenuItems = pMenu->GetItemCount();
+        for ( sal_uInt16 i = 0; i < nMenuItems; ++i )
+            rMnemonicGenerator.RegisterMnemonic( pMenu->GetItemText( pMenu->GetItemId( i ) ) );
+    }
+}
+
+int SystemWindow::GetMenuBarHeight() const
+{
+    if (MenuBar* pMenuBar = GetMenuBar())
+        return pMenuBar->GetMenuBarHeight();
+    return 0;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/tabdlg.cxx b/vcl/source/window/tabdlg.cxx
new file mode 100644
index 000000000..f132300a0
--- /dev/null
+++ b/vcl/source/window/tabdlg.cxx
@@ -0,0 +1,184 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/toolkit/fixed.hxx>
+#include <vcl/layout.hxx>
+#include <vcl/tabctrl.hxx>
+#include <vcl/toolkit/tabdlg.hxx>
+#include <vcl/tabpage.hxx>
+
+void TabDialog::ImplInitTabDialogData()
+{
+    mpFixedLine     = nullptr;
+    mbPosControls   = true;
+}
+
+void TabDialog::ImplPosControls()
+{
+    if (isLayoutEnabled())
+        return;
+
+    Size        aCtrlSize( IMPL_MINSIZE_BUTTON_WIDTH, IMPL_MINSIZE_BUTTON_HEIGHT );
+    tools::Long        nDownCtrl = 0;
+    tools::Long        nOffY = 0;
+    vcl::Window*     pTabControl = nullptr;
+
+    vcl::Window* pChild = GetWindow( GetWindowType::FirstChild );
+    while ( pChild )
+    {
+        if ( pChild->IsVisible() )
+        {
+            if (pChild->GetType() == WindowType::TABCONTROL || isContainerWindow(*pChild))
+                pTabControl = pChild;
+            else if ( pTabControl )
+            {
+                Size aOptimalSize(pChild->get_preferred_size());
+                tools::Long nTxtWidth = aOptimalSize.Width();
+                if ( nTxtWidth > aCtrlSize.Width() )
+                    aCtrlSize.setWidth( nTxtWidth );
+                tools::Long nTxtHeight = aOptimalSize.Height();
+                if ( nTxtHeight > aCtrlSize.Height() )
+                    aCtrlSize.setHeight( nTxtHeight );
+                nDownCtrl++;
+            }
+            else
+            {
+                tools::Long nHeight = pChild->GetSizePixel().Height();
+                if ( nHeight > nOffY )
+                    nOffY = nHeight;
+            }
+        }
+
+        pChild = pChild->GetWindow( GetWindowType::Next );
+    }
+
+    // do we have a TabControl ?
+    if ( pTabControl )
+    {
+        // adapt offset for other controls by an extra distance
+        if ( nOffY )
+            nOffY += IMPL_DIALOG_BAR_OFFSET*2 + 2;
+
+        Point   aTabOffset( IMPL_DIALOG_OFFSET, IMPL_DIALOG_OFFSET+nOffY );
+
+        if (isContainerWindow(*pTabControl))
+            pTabControl->SetSizePixel(pTabControl->get_preferred_size());
+
+        Size    aTabSize = pTabControl->GetSizePixel();
+
+        Size    aDlgSize( aTabSize.Width() + IMPL_DIALOG_OFFSET*2,
+                          aTabSize.Height() + IMPL_DIALOG_OFFSET*2 + nOffY );
+
+        // adapt positioning
+        pTabControl->SetPosPixel( aTabOffset );
+
+        // position all other Children
+        bool bTabCtrl   = false;
+        int  nLines     = 0;
+        tools::Long nX;
+        tools::Long nY         = aDlgSize.Height();
+        tools::Long nTopX      = IMPL_DIALOG_OFFSET;
+
+        // all buttons are right aligned under Windows 95
+        nX = IMPL_DIALOG_OFFSET;
+        tools::Long nCtrlBarWidth = ((aCtrlSize.Width()+IMPL_DIALOG_OFFSET)*nDownCtrl)-IMPL_DIALOG_OFFSET;
+        if ( nCtrlBarWidth <= aTabSize.Width() )
+            nX = aTabSize.Width() - nCtrlBarWidth + IMPL_DIALOG_OFFSET;
+
+        vcl::Window* pChild2 = GetWindow( GetWindowType::FirstChild );
+        while ( pChild2 )
+        {
+            if ( pChild2->IsVisible() )
+            {
+                if ( pChild2 == pTabControl )
+                    bTabCtrl = true;
+                else if ( bTabCtrl )
+                {
+                    if ( !nLines )
+                        nLines = 1;
+
+                    if ( nX+aCtrlSize.Width()-IMPL_DIALOG_OFFSET > aTabSize.Width() )
+                    {
+                        nY += aCtrlSize.Height()+IMPL_DIALOG_OFFSET;
+                        nX  = IMPL_DIALOG_OFFSET;
+                        nLines++;
+                    }
+
+                    pChild2->SetPosSizePixel( Point( nX, nY ), aCtrlSize );
+                    nX += aCtrlSize.Width()+IMPL_DIALOG_OFFSET;
+                }
+                else
+                {
+                    Size aChildSize = pChild2->GetSizePixel();
+                    pChild2->SetPosPixel( Point( nTopX, (nOffY-aChildSize.Height())/2 ) );
+                    nTopX += aChildSize.Width()+2;
+                }
+            }
+
+            pChild2 = pChild2->GetWindow( GetWindowType::Next );
+        }
+
+        aDlgSize.AdjustHeight(nLines * (aCtrlSize.Height()+IMPL_DIALOG_OFFSET) );
+        SetOutputSizePixel( aDlgSize );
+    }
+
+    // store offset
+    if ( nOffY )
+    {
+        Size aDlgSize = GetOutputSizePixel();
+        if ( !mpFixedLine )
+            mpFixedLine = VclPtr<FixedLine>::Create( this );
+        mpFixedLine->SetPosSizePixel( Point( 0, nOffY ),
+                                      Size( aDlgSize.Width(), 2 ) );
+        mpFixedLine->Show();
+    }
+
+    mbPosControls = false;
+}
+
+TabDialog::TabDialog( vcl::Window* pParent, WinBits nStyle ) :
+    Dialog( WindowType::TABDIALOG )
+{
+    ImplInitTabDialogData();
+    ImplInitDialog( pParent, nStyle );
+}
+
+TabDialog::~TabDialog()
+{
+    disposeOnce();
+}
+
+void TabDialog::dispose()
+{
+    mpFixedLine.disposeAndClear();
+    Dialog::dispose();
+}
+
+void TabDialog::StateChanged( StateChangedType nType )
+{
+    if ( nType == StateChangedType::InitShow )
+    {
+        // Calculate the Layout only for the initialized state
+        if ( mbPosControls )
+            ImplPosControls();
+    }
+    Dialog::StateChanged( nType );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/tabpage.cxx b/vcl/source/window/tabpage.cxx
new file mode 100644
index 000000000..34f52d8b3
--- /dev/null
+++ b/vcl/source/window/tabpage.cxx
@@ -0,0 +1,310 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/event.hxx>
+#include <vcl/layout.hxx>
+#include <vcl/tabpage.hxx>
+#include <vcl/bitmapex.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/scrbar.hxx>
+#include <svdata.hxx>
+
+void TabPage::ImplInit( vcl::Window* pParent, WinBits nStyle )
+{
+    if ( !(nStyle & WB_NODIALOGCONTROL) )
+        nStyle |= WB_DIALOGCONTROL;
+
+    Window::ImplInit( pParent, nStyle, nullptr );
+
+    mbHasHoriBar = false;
+    mbHasVertBar = false;
+
+    Link<ScrollBar*,void> aLink( LINK( this, TabPage, ScrollBarHdl ) );
+
+    if ( nStyle & ( WB_AUTOHSCROLL | WB_AUTOVSCROLL ) )
+    {
+        if ( nStyle & WB_AUTOHSCROLL )
+        {
+            mbHasHoriBar = true;
+            m_pHScroll.set(VclPtr<ScrollBar>::Create(this, (WB_HSCROLL | WB_DRAG)));
+            m_pHScroll->Show();
+            m_pHScroll->SetScrollHdl(aLink);
+        }
+        if ( nStyle &  WB_AUTOVSCROLL )
+        {
+            mbHasVertBar = true;
+            m_pVScroll.set(VclPtr<ScrollBar>::Create(this, (WB_VSCROLL | WB_DRAG)));
+            m_pVScroll->Show();
+            m_pVScroll->SetScrollHdl(aLink);
+        }
+    }
+
+    if ( mbHasHoriBar || mbHasVertBar )
+    {
+        SetStyle( GetStyle() | WB_CLIPCHILDREN );
+    }
+
+    mnScrWidth = Application::GetSettings().GetStyleSettings().GetScrollBarSize();
+
+    ImplInitSettings();
+
+    // if the tabpage is drawn (ie filled) by a native widget, make sure all controls will have transparent background
+    // otherwise they will paint with a wrong background
+    if( IsNativeControlSupported(ControlType::TabBody, ControlPart::Entire) && GetParent() && (GetParent()->GetType() == WindowType::TABCONTROL) )
+        EnableChildTransparentMode();
+}
+
+void TabPage::ImplInitSettings()
+{
+    vcl::Window* pParent = GetParent();
+    if (pParent && pParent->IsChildTransparentModeEnabled() && !IsControlBackground())
+    {
+        EnableChildTransparentMode();
+        SetParentClipMode( ParentClipMode::NoClip );
+        SetPaintTransparent( true );
+        SetBackground();
+    }
+    else
+    {
+        EnableChildTransparentMode( false );
+        SetParentClipMode();
+        SetPaintTransparent( false );
+
+        if (IsControlBackground() || !pParent)
+            SetBackground( GetControlBackground() );
+        else
+            SetBackground( pParent->GetBackground() );
+    }
+}
+
+TabPage::TabPage( vcl::Window* pParent, WinBits nStyle ) :
+    Window( WindowType::TABPAGE )
+{
+    ImplInit( pParent, nStyle );
+}
+
+TabPage::~TabPage()
+{
+    disposeOnce();
+}
+
+void TabPage::dispose()
+{
+    m_pVScroll.disposeAndClear();
+    m_pHScroll.disposeAndClear();
+    vcl::Window::dispose();
+}
+
+void TabPage::StateChanged( StateChangedType nType )
+{
+    Window::StateChanged( nType );
+
+    if ( nType == StateChangedType::InitShow )
+    {
+        if (GetSettings().GetStyleSettings().GetAutoMnemonic())
+            GenerateAutoMnemonicsOnHierarchy(this);
+        // FIXME: no layouting, workaround some clipping issues
+        ImplAdjustNWFSizes();
+    }
+    else if ( nType == StateChangedType::ControlBackground )
+    {
+        ImplInitSettings();
+        Invalidate();
+    }
+}
+
+void TabPage::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    Window::DataChanged( rDCEvt );
+
+    if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
+         (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )
+    {
+        ImplInitSettings();
+        Invalidate();
+    }
+}
+
+void TabPage::Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& )
+{
+    // draw native tabpage only inside tabcontrols, standalone tabpages look ugly (due to bad dialog design)
+    if( !(IsNativeControlSupported(ControlType::TabBody, ControlPart::Entire) && GetParent() && (GetParent()->GetType() == WindowType::TABCONTROL)) )
+        return;
+
+    const ImplControlValue aControlValue;
+
+    ControlState nState = ControlState::ENABLED;
+    if ( !IsEnabled() )
+        nState &= ~ControlState::ENABLED;
+    if ( HasFocus() )
+        nState |= ControlState::FOCUSED;
+    // pass the whole window region to NWF as the tab body might be a gradient or bitmap
+    // that has to be scaled properly, clipping makes sure that we do not paint too much
+    tools::Rectangle aCtrlRegion( Point(), GetOutputSizePixel() );
+    rRenderContext.DrawNativeControl( ControlType::TabBody, ControlPart::Entire, aCtrlRegion, nState,
+            aControlValue, OUString() );
+}
+
+void TabPage::Draw( OutputDevice* pDev, const Point& rPos, SystemTextColorFlags )
+{
+    Point aPos = pDev->LogicToPixel( rPos );
+    Size aSize = GetSizePixel();
+
+    Wallpaper aWallpaper = GetBackground();
+    if ( !aWallpaper.IsBitmap() )
+        ImplInitSettings();
+
+    pDev->Push();
+    pDev->SetMapMode();
+    pDev->SetLineColor();
+
+    if ( aWallpaper.IsBitmap() )
+        pDev->DrawBitmapEx( aPos, aSize, aWallpaper.GetBitmap() );
+    else
+    {
+        if( aWallpaper.GetColor() == COL_AUTO )
+            pDev->SetFillColor( GetSettings().GetStyleSettings().GetDialogColor() );
+        else
+            pDev->SetFillColor( aWallpaper.GetColor() );
+        pDev->DrawRect( tools::Rectangle( aPos, aSize ) );
+    }
+
+    pDev->Pop();
+}
+
+Size TabPage::GetOptimalSize() const
+{
+    if (isLayoutEnabled(this))
+        return VclContainer::getLayoutRequisition(*GetWindow(GetWindowType::FirstChild));
+    return getLegacyBestSizeForChildren(*this);
+}
+
+void TabPage::SetPosSizePixel(const Point& rAllocPos, const Size& rAllocation)
+{
+    Window::SetPosSizePixel(rAllocPos, rAllocation);
+    if (isLayoutEnabled(this) && rAllocation.Width() && rAllocation.Height())
+        VclContainer::setLayoutAllocation(*GetWindow(GetWindowType::FirstChild), Point(0, 0), rAllocation);
+}
+
+void TabPage::SetSizePixel(const Size& rAllocation)
+{
+    Window::SetSizePixel(rAllocation);
+    if (isLayoutEnabled(this) && rAllocation.Width() && rAllocation.Height())
+        VclContainer::setLayoutAllocation(*GetWindow(GetWindowType::FirstChild), Point(0, 0), rAllocation);
+}
+
+void TabPage::SetPosPixel(const Point& rAllocPos)
+{
+    Window::SetPosPixel(rAllocPos);
+    Size aAllocation(GetOutputSizePixel());
+    if (isLayoutEnabled(this) && aAllocation.Width() && aAllocation.Height())
+    {
+        VclContainer::setLayoutAllocation(*GetWindow(GetWindowType::FirstChild), Point(0, 0), aAllocation);
+    }
+}
+
+void TabPage::lcl_Scroll( tools::Long nX, tools::Long nY )
+{
+    tools::Long nXScroll = mnScrollPos.X() - nX;
+    tools::Long nYScroll = mnScrollPos.Y() - nY;
+    mnScrollPos = Point( nX, nY );
+
+    tools::Rectangle aScrollableArea( 0, 0, maScrollArea.Width(), maScrollArea.Height() );
+    Scroll(nXScroll, nYScroll, aScrollableArea );
+    // Manually scroll all children ( except the scrollbars )
+    for ( int index = 0; index < GetChildCount(); ++index )
+    {
+        vcl::Window* pChild = GetChild( index );
+        if ( pChild && pChild != m_pVScroll.get() && pChild != m_pHScroll.get() )
+        {
+            Point aPos = pChild->GetPosPixel();
+            aPos += Point( nXScroll, nYScroll );
+            pChild->SetPosPixel( aPos );
+        }
+    }
+}
+
+IMPL_LINK( TabPage, ScrollBarHdl, ScrollBar*, pSB, void )
+{
+    sal_uInt16 nPos = static_cast<sal_uInt16>(pSB->GetThumbPos());
+    if( pSB == m_pVScroll.get() )
+        lcl_Scroll(mnScrollPos.X(), nPos );
+    else if( pSB == m_pHScroll.get() )
+        lcl_Scroll(nPos, mnScrollPos.Y() );
+}
+
+void TabPage::SetScrollTop( tools::Long nTop )
+{
+    Point aOld = mnScrollPos;
+    lcl_Scroll( mnScrollPos.X() , mnScrollPos.Y() - nTop );
+    if( m_pHScroll )
+        m_pHScroll->SetThumbPos( 0 );
+    // new pos is 0,0
+    mnScrollPos = aOld;
+}
+void TabPage::SetScrollLeft( tools::Long nLeft )
+{
+    Point aOld = mnScrollPos;
+    lcl_Scroll( mnScrollPos.X() - nLeft , mnScrollPos.Y() );
+    if( m_pVScroll )
+        m_pVScroll->SetThumbPos( 0 );
+    // new pos is 0,0
+    mnScrollPos = aOld;
+}
+
+void TabPage::SetScrollWidth( tools::Long nWidth )
+{
+    maScrollArea.setWidth( nWidth );
+    ResetScrollBars();
+}
+
+void TabPage::SetScrollHeight( tools::Long nHeight )
+{
+    maScrollArea.setHeight( nHeight );
+    ResetScrollBars();
+}
+
+void TabPage::Resize()
+{
+    ResetScrollBars();
+}
+
+void TabPage::ResetScrollBars()
+{
+    Size aOutSz = GetOutputSizePixel();
+
+    Point aVPos( aOutSz.Width() - mnScrWidth, 0 );
+    Point aHPos( 0, aOutSz.Height() - mnScrWidth );
+
+    if( m_pVScroll )
+    {
+        m_pVScroll->SetPosSizePixel( aVPos, Size( mnScrWidth,  GetSizePixel().Height() - mnScrWidth ) );
+        m_pVScroll->SetRangeMax( maScrollArea.Height() + mnScrWidth );
+        m_pVScroll->SetVisibleSize( GetSizePixel().Height() );
+    }
+
+    if( m_pHScroll )
+    {
+        m_pHScroll->SetPosSizePixel( aHPos, Size(  GetSizePixel().Width() - mnScrWidth, mnScrWidth ) );
+        m_pHScroll->SetRangeMax( maScrollArea.Width() + mnScrWidth  );
+        m_pHScroll->SetVisibleSize( GetSizePixel().Width() );
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/taskpanelist.cxx b/vcl/source/window/taskpanelist.cxx
new file mode 100644
index 000000000..833c82a0a
--- /dev/null
+++ b/vcl/source/window/taskpanelist.cxx
@@ -0,0 +1,287 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/dockwin.hxx>
+#include <vcl/toolkit/floatwin.hxx>
+#include <vcl/taskpanelist.hxx>
+
+#include <svdata.hxx>
+#include "menubarwindow.hxx"
+
+#include <algorithm>
+
+namespace {
+
+Point ImplTaskPaneListGetPos( const vcl::Window *w )
+{
+    Point pos;
+    if( w->IsDockingWindow() )
+    {
+        pos = static_cast<const DockingWindow*>(w)->GetPosPixel();
+        vcl::Window *pF = static_cast<const DockingWindow*>(w)->GetFloatingWindow();
+        if( pF )
+            pos = pF->OutputToAbsoluteScreenPixel( pF->ScreenToOutputPixel( pos ) );
+        else
+            pos = w->OutputToAbsoluteScreenPixel( pos );
+    }
+    else
+        pos = w->OutputToAbsoluteScreenPixel( w->GetPosPixel() );
+
+    return pos;
+}
+
+// compares window pos left-to-right
+struct LTRSort
+{
+    bool operator()( const vcl::Window* w1, const vcl::Window* w2 ) const
+    {
+        Point pos1(ImplTaskPaneListGetPos( w1 ));
+        Point pos2(ImplTaskPaneListGetPos( w2 ));
+
+        if( pos1.X() == pos2.X() )
+            return ( pos1.Y() < pos2.Y() );
+        else
+            return ( pos1.X() < pos2.X() );
+    }
+};
+
+}
+
+static void ImplTaskPaneListGrabFocus( vcl::Window *pWindow, bool bForward )
+{
+    // put focus in child of floating windows which is typically a toolbar
+    // that can deal with the focus
+    if( pWindow->ImplIsFloatingWindow() && pWindow->GetWindow( GetWindowType::FirstChild ) )
+        pWindow = pWindow->GetWindow( GetWindowType::FirstChild );
+    pWindow->ImplGrabFocus( GetFocusFlags::F6 | (bForward ? GetFocusFlags::Forward : GetFocusFlags::Backward));
+}
+
+TaskPaneList::TaskPaneList()
+{
+}
+
+TaskPaneList::~TaskPaneList()
+{
+}
+
+void TaskPaneList::AddWindow( vcl::Window *pWindow )
+{
+    if( !pWindow )
+        return;
+
+    auto insertionPos = dynamic_cast<MenuBarWindow*>(pWindow) ? mTaskPanes.begin() : mTaskPanes.end();
+    for ( auto p = mTaskPanes.begin(); p != mTaskPanes.end(); ++p )
+    {
+        if ( *p == pWindow )
+            // avoid duplicates
+            return;
+
+        // If the new window is the child of an existing pane window, or vice versa,
+        // ensure that in our pane list, *first* the child window appears, *then*
+        // the ancestor window.
+        // This is necessary for HandleKeyEvent: There, the list is traveled from the
+        // beginning, until the first window is found which has the ChildPathFocus. Now
+        // if this would be the ancestor window of another pane window, this would fudge
+        // the result
+        if ( pWindow->IsWindowOrChild( *p ) )
+        {
+            insertionPos = p + 1;
+            break;
+        }
+        if ( (*p)->IsWindowOrChild( pWindow ) )
+        {
+            insertionPos = p;
+            break;
+        }
+    }
+
+    mTaskPanes.insert( insertionPos, pWindow );
+    pWindow->ImplIsInTaskPaneList( true );
+}
+
+void TaskPaneList::RemoveWindow( vcl::Window *pWindow )
+{
+    auto p = ::std::find( mTaskPanes.begin(), mTaskPanes.end(), VclPtr<vcl::Window>(pWindow) );
+    if( p != mTaskPanes.end() )
+    {
+        mTaskPanes.erase( p );
+        pWindow->ImplIsInTaskPaneList( false );
+    }
+}
+
+bool TaskPaneList::IsInList( vcl::Window *pWindow )
+{
+    auto p = ::std::find( mTaskPanes.begin(), mTaskPanes.end(), VclPtr<vcl::Window>(pWindow) );
+    return p != mTaskPanes.end();
+}
+
+bool TaskPaneList::IsCycleKey(const vcl::KeyCode& rKeyCode)
+{
+    return rKeyCode.GetCode() == KEY_F6 && !rKeyCode.IsMod2(); // F6
+}
+
+bool TaskPaneList::HandleKeyEvent(const KeyEvent& rKeyEvent)
+{
+
+    // F6 cycles through everything and works always
+
+    // MAV, #i104204#
+    // The old design was the following one:
+    // < Ctrl-TAB cycles through Menubar, Toolbars and Floatingwindows only and is
+    // < only active if one of those items has the focus
+
+    // Since the design of Ctrl-Tab looks to be inconsistent ( non-modal dialogs are not reachable
+    // and the shortcut conflicts with tab-control shortcut ), it is no more supported
+    vcl::KeyCode aKeyCode = rKeyEvent.GetKeyCode();
+    bool bForward = !aKeyCode.IsShift();
+    if (TaskPaneList::IsCycleKey(aKeyCode))
+    {
+        bool bSplitterOnly = aKeyCode.IsMod1() && aKeyCode.IsShift();
+
+        // is the focus in the list ?
+        auto p = std::find_if(mTaskPanes.begin(), mTaskPanes.end(),
+            [](const VclPtr<vcl::Window>& rWinPtr) { return rWinPtr->HasChildPathFocus( true ); });
+        if( p != mTaskPanes.end() )
+        {
+            vcl::Window *pWin = p->get();
+
+            // Ctrl-F6 goes directly to the document
+            if( !pWin->IsDialog() && aKeyCode.IsMod1() && !aKeyCode.IsShift() )
+            {
+                pWin->ImplGrabFocusToDocument( GetFocusFlags::F6 );
+                return true;
+            }
+
+            // activate next task pane
+            vcl::Window *pNextWin = nullptr;
+
+            if( bSplitterOnly )
+                pNextWin = FindNextSplitter( *p );
+            else
+                pNextWin = FindNextFloat( *p, bForward );
+
+            if( pNextWin != pWin )
+            {
+                ImplGetSVData()->mpWinData->mbNoSaveFocus = true;
+                ImplTaskPaneListGrabFocus( pNextWin, bForward );
+                ImplGetSVData()->mpWinData->mbNoSaveFocus = false;
+            }
+            else
+            {
+                // forward key if no splitter found
+                if( bSplitterOnly )
+                    return false;
+
+                // we did not find another taskpane, so
+                // put focus back into document
+                pWin->ImplGrabFocusToDocument( GetFocusFlags::F6 | (bForward ? GetFocusFlags::Forward : GetFocusFlags::Backward));
+            }
+
+            return true;
+        }
+
+        // the focus is not in the list: activate first float if F6 was pressed
+        vcl::Window *pWin;
+        if( bSplitterOnly )
+            pWin = FindNextSplitter( nullptr );
+        else
+            pWin = FindNextFloat( nullptr, bForward );
+        if( pWin )
+        {
+            ImplTaskPaneListGrabFocus( pWin, bForward );
+            return true;
+        }
+    }
+
+    return false;
+}
+
+// returns next splitter
+vcl::Window* TaskPaneList::FindNextSplitter( vcl::Window *pWindow )
+{
+    ::std::stable_sort( mTaskPanes.begin(), mTaskPanes.end(), LTRSort() );
+
+    auto p = mTaskPanes.begin();
+    if( pWindow )
+        p = std::find(mTaskPanes.begin(), mTaskPanes.end(), pWindow);
+
+    if( p != mTaskPanes.end() )
+    {
+        unsigned n = mTaskPanes.size();
+        while( --n )
+        {
+            if( pWindow )   // increment before test
+                ++p;
+            if( p == mTaskPanes.end() )
+                p = mTaskPanes.begin();
+            if( (*p)->ImplIsSplitter() && (*p)->IsReallyVisible() && !(*p)->IsDialog() && (*p)->GetParent()->HasChildPathFocus() )
+            {
+                pWindow = (*p).get();
+                break;
+            }
+            if( !pWindow )  // increment after test, otherwise first element is skipped
+                ++p;
+        }
+    }
+
+    return pWindow;
+}
+
+// returns first valid item (regardless of type) if pWindow==0, otherwise returns next valid float
+vcl::Window* TaskPaneList::FindNextFloat( vcl::Window *pWindow, bool bForward )
+{
+    ::std::stable_sort( mTaskPanes.begin(), mTaskPanes.end(), LTRSort() );
+
+    if ( !bForward )
+        ::std::reverse( mTaskPanes.begin(), mTaskPanes.end() );
+
+    auto p = mTaskPanes.begin();
+    if( pWindow )
+        p = std::find(mTaskPanes.begin(), mTaskPanes.end(), pWindow);
+
+    while( p != mTaskPanes.end() )
+    {
+        if( pWindow )   // increment before test
+            ++p;
+        if( p == mTaskPanes.end() )
+            break; // do not wrap, send focus back to document at end of list
+        /* #i83908# do not use the menubar if it is native and invisible
+        */
+
+        bool bSkip = false; // used to skip infobar when it has no children
+        if( (*p)->GetType() == WindowType::WINDOW && (*p)->GetChildCount() == 0 )
+            bSkip = true;
+
+        if( !bSkip && (*p)->IsReallyVisible() && !(*p)->ImplIsSplitter() &&
+            ( (*p)->GetType() != WindowType::MENUBARWINDOW || static_cast<MenuBarWindow*>(p->get())->CanGetFocus() ) )
+        {
+            pWindow = (*p).get();
+            break;
+        }
+        if( !pWindow )  // increment after test, otherwise first element is skipped
+            ++p;
+    }
+
+    if ( !bForward )
+        ::std::reverse( mTaskPanes.begin(), mTaskPanes.end() );
+
+    return pWindow;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/toolbox.cxx b/vcl/source/window/toolbox.cxx
new file mode 100644
index 000000000..64879c682
--- /dev/null
+++ b/vcl/source/window/toolbox.cxx
@@ -0,0 +1,4846 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/toolbox.hxx>
+#include <vcl/commandinfoprovider.hxx>
+#include <vcl/event.hxx>
+#include <vcl/decoview.hxx>
+#include <vcl/toolkit/floatwin.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/help.hxx>
+#include <vcl/mnemonic.hxx>
+#include <vcl/gradient.hxx>
+#include <vcl/layout.hxx>
+#include <vcl/menu.hxx>
+#include <vcl/settings.hxx>
+#include <vclstatuslistener.hxx>
+#include <vcl/ptrstyle.hxx>
+#include <bitmaps.hlst>
+#include <toolbarvalue.hxx>
+
+#include <tools/poly.hxx>
+#include <svl/imageitm.hxx>
+#include <sal/log.hxx>
+#include <o3tl/string_view.hxx>
+#include <osl/diagnose.h>
+
+#include <accel.hxx>
+#include <svdata.hxx>
+#include <window.h>
+#include <toolbox.h>
+#include <spin.hxx>
+#if defined(_WIN32)
+#include <svsys.h>
+#endif
+
+#include <cstdlib>
+#include <map>
+#include <string_view>
+#include <vector>
+#include <math.h>
+
+#include "impldockingwrapper.hxx"
+
+#define SMALLBUTTON_HSIZE           7
+#define SMALLBUTTON_VSIZE           7
+
+#define SMALLBUTTON_OFF_NORMAL_X    3
+#define SMALLBUTTON_OFF_NORMAL_Y    3
+
+#define TB_TEXTOFFSET           2
+#define TB_IMAGETEXTOFFSET      3
+#define TB_LINESPACING          3
+#define TB_SPIN_SIZE            14
+#define TB_SPIN_OFFSET          2
+#define TB_BORDER_OFFSET1       4
+#define TB_BORDER_OFFSET2       2
+#define TB_MAXLINES             5
+#define TB_MAXNOSCROLL          32765
+
+#define TB_DRAGWIDTH            8  // the default width of the drag grip
+
+#define TB_CALCMODE_HORZ        1
+#define TB_CALCMODE_VERT        2
+#define TB_CALCMODE_FLOAT       3
+
+#define TB_WBLINESIZING         (WB_SIZEABLE | WB_DOCKABLE | WB_SCROLL)
+
+#define DOCK_LINEHSIZE          (sal_uInt16(0x0001))
+#define DOCK_LINEVSIZE          (sal_uInt16(0x0002))
+#define DOCK_LINERIGHT          (sal_uInt16(0x1000))
+#define DOCK_LINEBOTTOM         (sal_uInt16(0x2000))
+#define DOCK_LINELEFT           (sal_uInt16(0x4000))
+#define DOCK_LINETOP            (sal_uInt16(0x8000))
+#define DOCK_LINEOFFSET         3
+
+class ImplTBDragMgr
+{
+private:
+    VclPtr<ToolBox> mpDragBox;
+    Point           maMouseOff;
+    tools::Rectangle       maRect;
+    tools::Rectangle       maStartRect;
+    Accelerator     maAccel;
+    sal_uInt16      mnLineMode;
+    ToolBox::ImplToolItems::size_type mnStartLines;
+
+    ImplTBDragMgr(const ImplTBDragMgr&) = delete;
+    ImplTBDragMgr& operator=(const ImplTBDragMgr&) = delete;
+
+public:
+                    ImplTBDragMgr();
+
+    void            StartDragging( ToolBox* pDragBox, const Point& rPos, const tools::Rectangle& rRect, sal_uInt16 nLineMode );
+    void            Dragging( const Point& rPos );
+    void            EndDragging( bool bOK = true );
+    DECL_LINK( SelectHdl, Accelerator&, void );
+};
+
+
+static ImplTBDragMgr* ImplGetTBDragMgr()
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    if ( !pSVData->maCtrlData.mpTBDragMgr )
+        pSVData->maCtrlData.mpTBDragMgr = new ImplTBDragMgr;
+    return pSVData->maCtrlData.mpTBDragMgr;
+}
+
+int ToolBox::ImplGetDragWidth( const vcl::Window& rWindow, bool bHorz )
+{
+    return ImplGetDragWidth(*rWindow.GetOutDev(), bHorz);
+}
+int ToolBox::ImplGetDragWidth( const vcl::RenderContext& rRenderContext, bool bHorz )
+{
+    int nWidth = TB_DRAGWIDTH;
+    if( rRenderContext.IsNativeControlSupported( ControlType::Toolbar, ControlPart::Entire ) )
+    {
+
+        ImplControlValue aControlValue;
+        tools::Rectangle aContent, aBound;
+        tools::Rectangle aArea( Point(), rRenderContext.GetOutputSizePixel() );
+
+        if ( rRenderContext.GetNativeControlRegion(ControlType::Toolbar,
+                bHorz ? ControlPart::ThumbVert : ControlPart::ThumbHorz,
+                aArea, ControlState::NONE, aControlValue, aBound, aContent) )
+        {
+            nWidth = bHorz ? aContent.GetWidth() : aContent.GetHeight();
+        }
+    }
+
+    // increase the hit area of the drag handle according to DPI scale factor
+    nWidth *= rRenderContext.GetDPIScaleFactor();
+
+    return nWidth;
+}
+
+int ToolBox::ImplGetDragWidth() const
+{
+    return ToolBox::ImplGetDragWidth( *this, mbHorz );
+}
+
+static ButtonType determineButtonType( ImplToolItem const * pItem, ButtonType defaultType )
+{
+    ButtonType tmpButtonType = defaultType;
+    ToolBoxItemBits nBits = pItem->mnBits & ( ToolBoxItemBits::TEXT_ONLY | ToolBoxItemBits::ICON_ONLY );
+    if ( nBits != ToolBoxItemBits::NONE ) // item has custom setting
+    {
+        tmpButtonType = ButtonType::SYMBOLTEXT;
+        if ( nBits == ToolBoxItemBits::TEXT_ONLY )
+            tmpButtonType = ButtonType::TEXT;
+        else if ( nBits == ToolBoxItemBits::ICON_ONLY )
+            tmpButtonType = ButtonType::SYMBOLONLY;
+    }
+    return tmpButtonType;
+}
+
+void ToolBox::ImplUpdateDragArea() const
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        if ( ImplIsFloatingMode() || pWrapper->IsLocked() )
+            pWrapper->SetDragArea( tools::Rectangle() );
+        else
+        {
+            if( meAlign == WindowAlign::Top || meAlign == WindowAlign::Bottom )
+                pWrapper->SetDragArea( tools::Rectangle( 0, 0, ImplGetDragWidth(), GetOutputSizePixel().Height() ) );
+            else
+                pWrapper->SetDragArea( tools::Rectangle( 0, 0, GetOutputSizePixel().Width(), ImplGetDragWidth() ) );
+        }
+    }
+}
+
+void ToolBox::ImplCalcBorder( WindowAlign eAlign, tools::Long& rLeft, tools::Long& rTop,
+                              tools::Long& rRight, tools::Long& rBottom ) const
+{
+    if( ImplIsFloatingMode() || !(mnWinStyle & WB_BORDER) )
+    {
+        // no border in floating mode
+        rLeft = rTop = rRight = rBottom = 0;
+        return;
+    }
+
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+
+    // reserve DragArea only for dockable toolbars
+    int dragwidth = ( pWrapper && !pWrapper->IsLocked() ) ? ImplGetDragWidth() : 0;
+
+    // no shadow border for dockable toolbars and toolbars with WB_NOSHADOW bit set, e.g. Calc's formulabar
+    int borderwidth = ( pWrapper || mnWinStyle & WB_NOSHADOW ) ? 0 : 2;
+
+    if ( eAlign == WindowAlign::Top )
+    {
+        rLeft   = borderwidth+dragwidth;
+        rTop    = borderwidth;
+        rRight  = borderwidth;
+        rBottom = 0;
+    }
+    else if ( eAlign == WindowAlign::Left )
+    {
+        rLeft   = borderwidth;
+        rTop    = borderwidth+dragwidth;
+        rRight  = 0;
+        rBottom = borderwidth;
+    }
+    else if ( eAlign == WindowAlign::Bottom )
+    {
+        rLeft   = borderwidth+dragwidth;
+        rTop    = 0;
+        rRight  = borderwidth;
+        rBottom = borderwidth;
+    }
+    else
+    {
+        rLeft   = 0;
+        rTop    = borderwidth+dragwidth;
+        rRight  = borderwidth;
+        rBottom = borderwidth;
+    }
+}
+
+void ToolBox::ImplCheckUpdate()
+{
+    // remove any pending invalidates to avoid
+    // have them triggered when paint is locked (see mpData->mbIsPaintLocked)
+    // which would result in erasing the background only and not painting any items
+    // this must not be done when we're already in Paint()
+
+    // this is only required for transparent toolbars (see ImplDrawTransparentBackground() )
+    if( !IsBackground() && HasPaintEvent() && !IsInPaint() )
+        PaintImmediately();
+}
+
+void ToolBox::ImplDrawGrip(vcl::RenderContext& rRenderContext,
+        const tools::Rectangle &aDragArea, int nDragWidth, WindowAlign eAlign, bool bHorz)
+{
+    bool bNativeOk = false;
+    const ControlPart ePart = bHorz ? ControlPart::ThumbVert : ControlPart::ThumbHorz;
+    const Size aSz( rRenderContext.GetOutputSizePixel() );
+    if (rRenderContext.IsNativeControlSupported(ControlType::Toolbar, ePart))
+    {
+        ToolbarValue aToolbarValue;
+        aToolbarValue.maGripRect = aDragArea;
+
+        tools::Rectangle aCtrlRegion(Point(), aSz);
+
+        bNativeOk = rRenderContext.DrawNativeControl( ControlType::Toolbar, ePart,
+                                        aCtrlRegion, ControlState::ENABLED, aToolbarValue, OUString() );
+    }
+
+    if( bNativeOk )
+        return;
+
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+    rRenderContext.SetLineColor(rStyleSettings.GetShadowColor());
+    rRenderContext.SetFillColor(rStyleSettings.GetShadowColor());
+
+    float fScaleFactor = rRenderContext.GetDPIScaleFactor();
+
+    if (eAlign == WindowAlign::Top || eAlign == WindowAlign::Bottom)
+    {
+        int height = static_cast<int>(0.6 * aSz.Height() + 0.5);
+        int i = (aSz.Height() - height) / 2;
+        height += i;
+        while (i <= height)
+        {
+            int x = nDragWidth / 2;
+            rRenderContext.DrawEllipse(tools::Rectangle(Point(x, i), Size(2 * fScaleFactor, 2 * fScaleFactor)));
+            i += 4 * fScaleFactor;
+        }
+    }
+    else
+    {
+        int width = static_cast<int>(0.6 * aSz.Width() + 0.5);
+        int i = (aSz.Width() - width) / 2;
+        width += i;
+        while (i <= width)
+        {
+            int y = nDragWidth / 2;
+            rRenderContext.DrawEllipse(tools::Rectangle(Point(i, y), Size(2 * fScaleFactor, 2 * fScaleFactor)));
+            i += 4 * fScaleFactor;
+        }
+    }
+}
+
+void ToolBox::ImplDrawGrip(vcl::RenderContext& rRenderContext)
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper(this);
+    if( pWrapper && !pWrapper->GetDragArea().IsEmpty() )
+    {
+        // execute pending paint requests
+        ImplCheckUpdate();
+        ImplDrawGrip( rRenderContext, pWrapper->GetDragArea(),
+                      ImplGetDragWidth(), meAlign, mbHorz );
+    }
+}
+
+void ToolBox::ImplDrawGradientBackground(vcl::RenderContext& rRenderContext)
+{
+    // draw a nice gradient
+
+    Color startCol, endCol;
+    const StyleSettings rSettings = rRenderContext.GetSettings().GetStyleSettings();
+
+    startCol = rSettings.GetFaceGradientColor();
+    endCol = rSettings.GetFaceColor();
+    if (rSettings.GetHighContrastMode())
+        // no 'extreme' gradient when high contrast
+        startCol = endCol;
+
+    Gradient g;
+    g.SetAngle(Degree10(mbHorz ? 0 : 900));
+    g.SetStyle(GradientStyle::Linear);
+
+    g.SetStartColor(startCol);
+    g.SetEndColor(endCol);
+
+    bool bLineColor = rRenderContext.IsLineColor();
+    Color aOldCol = rRenderContext.GetLineColor();
+    rRenderContext.SetLineColor(rRenderContext.GetSettings().GetStyleSettings().GetShadowColor());
+
+    Size aFullSz(GetOutputSizePixel());
+    Size aLineSz(aFullSz);
+
+    // use the linesize only when floating
+    // full window height is used when docked (single line)
+    if (ImplIsFloatingMode())
+    {
+        tools::Long nLineSize;
+        if (mbHorz)
+        {
+            nLineSize = mnMaxItemHeight;
+            if (mnWinHeight > mnMaxItemHeight)
+                nLineSize = mnWinHeight;
+
+            aLineSz.setHeight( nLineSize );
+        }
+        else
+        {
+            nLineSize = mnMaxItemWidth;
+            aLineSz.setWidth( nLineSize );
+        }
+    }
+
+    tools::Long nLeft, nTop, nRight, nBottom;
+    ImplCalcBorder(meAlign, nLeft, nTop, nRight, nBottom);
+
+    Size aTopLineSz(aLineSz);
+    Size aBottomLineSz(aLineSz);
+
+    if (mnWinStyle & WB_BORDER)
+    {
+        if (mbHorz)
+        {
+            aTopLineSz.AdjustHeight(TB_BORDER_OFFSET2 + nTop );
+            aBottomLineSz.AdjustHeight(TB_BORDER_OFFSET2 + nBottom );
+
+            if (mnCurLines == 1)
+                aTopLineSz.AdjustHeight(TB_BORDER_OFFSET2 + nBottom );
+        }
+        else
+        {
+            aTopLineSz.AdjustWidth(TB_BORDER_OFFSET1 + nLeft );
+            aBottomLineSz.AdjustWidth(TB_BORDER_OFFSET1 + nRight );
+
+            if (mnCurLines == 1)
+                aTopLineSz.AdjustWidth(TB_BORDER_OFFSET1 + nLeft );
+        }
+    }
+
+    if (mbLineSpacing)
+    {
+        if (mbHorz)
+        {
+            aLineSz.AdjustHeight(TB_LINESPACING );
+            if (mnCurLines > 1)
+                aTopLineSz.AdjustHeight(TB_LINESPACING );
+        }
+        else
+        {
+            aLineSz.AdjustWidth(TB_LINESPACING );
+            if (mnCurLines > 1)
+                aTopLineSz.AdjustWidth(TB_LINESPACING );
+        }
+    }
+
+    if (mbHorz)
+    {
+        tools::Long y = 0;
+
+        rRenderContext.DrawGradient(tools::Rectangle(0, y, aTopLineSz.Width(), y + aTopLineSz.Height()), g);
+        y += aTopLineSz.Height();
+
+        while (y < (mnDY - aBottomLineSz.Height()))
+        {
+            rRenderContext.DrawGradient(tools::Rectangle(0, y, aLineSz.Width(), y + aLineSz.Height()), g);
+            y += aLineSz.Height();
+        }
+
+        rRenderContext.DrawGradient(tools::Rectangle(0, y, aBottomLineSz.Width(), y + aBottomLineSz.Height()), g);
+    }
+    else
+    {
+        tools::Long x = 0;
+
+        rRenderContext.DrawGradient(tools::Rectangle(x, 0, x + aTopLineSz.Width(), aTopLineSz.Height()), g);
+        x += aTopLineSz.Width();
+
+        while (x < (mnDX - aBottomLineSz.Width()))
+        {
+            rRenderContext.DrawGradient(tools::Rectangle(x, 0, x + aLineSz.Width(), aLineSz.Height()), g);
+            x += aLineSz.Width();
+        }
+
+        rRenderContext.DrawGradient(tools::Rectangle( x, 0, x + aBottomLineSz.Width(), aBottomLineSz.Height()), g);
+    }
+
+    if( bLineColor )
+        rRenderContext.SetLineColor( aOldCol );
+
+}
+
+bool ToolBox::ImplDrawNativeBackground(vcl::RenderContext& rRenderContext) const
+{
+    // use NWF
+    tools::Rectangle aCtrlRegion(Point(), GetOutputSizePixel());
+
+    return rRenderContext.DrawNativeControl( ControlType::Toolbar, mbHorz ? ControlPart::DrawBackgroundHorz : ControlPart::DrawBackgroundVert,
+                                    aCtrlRegion, ControlState::ENABLED, ImplControlValue(), OUString() );
+}
+
+void ToolBox::ImplDrawTransparentBackground(const vcl::Region &rRegion)
+{
+    // just invalidate to trigger paint of the parent
+    const bool bOldPaintLock = mpData->mbIsPaintLocked;
+    mpData->mbIsPaintLocked = true;
+
+    // send an invalidate to the first opaque parent and invalidate the whole hierarchy from there (noclipchildren)
+    Invalidate(rRegion, InvalidateFlags::Update | InvalidateFlags::NoClipChildren);
+
+    mpData->mbIsPaintLocked = bOldPaintLock;
+}
+
+void ToolBox::ImplDrawConstantBackground(vcl::RenderContext& rRenderContext, const vcl::Region &rRegion, bool bIsInPopupMode)
+{
+    // draw a constant color
+    if (!bIsInPopupMode)
+    {
+        // default background
+        rRenderContext.Erase(rRegion.GetBoundRect());
+    }
+    else
+    {
+        // use different color in popupmode
+        const StyleSettings rSettings = rRenderContext.GetSettings().GetStyleSettings();
+        Wallpaper aWallpaper(rSettings.GetFaceGradientColor());
+        rRenderContext.DrawWallpaper(rRegion.GetBoundRect(), aWallpaper);
+    }
+}
+
+void ToolBox::ImplDrawBackground(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
+{
+    // execute pending paint requests
+    ImplCheckUpdate();
+
+    ImplDockingWindowWrapper* pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper(this);
+    bool bIsInPopupMode = ImplIsInPopupMode();
+
+    vcl::Region aPaintRegion(rRect);
+
+    // make sure we do not invalidate/erase too much
+    if (IsInPaint())
+        aPaintRegion.Intersect(GetOutDev()->GetActiveClipRegion());
+
+    rRenderContext.Push(vcl::PushFlags::CLIPREGION);
+    rRenderContext.IntersectClipRegion( aPaintRegion );
+
+    if (!pWrapper)
+    {
+        // no gradient for ordinary toolbars (not dockable)
+        if( !IsBackground() && !IsInPaint() )
+            ImplDrawTransparentBackground(aPaintRegion);
+        else
+            ImplDrawConstantBackground(rRenderContext, aPaintRegion, bIsInPopupMode);
+    }
+    else
+    {
+        // toolbars known to the dockingmanager will be drawn using NWF or a gradient
+        // docked toolbars are transparent and NWF is already used in the docking area which is their common background
+        // so NWF is used here for floating toolbars only
+        bool bNativeOk = false;
+        if( ImplIsFloatingMode() && rRenderContext.IsNativeControlSupported( ControlType::Toolbar, ControlPart::Entire) )
+            bNativeOk = ImplDrawNativeBackground(rRenderContext);
+        if (!bNativeOk)
+        {
+            const StyleSettings rSetting = Application::GetSettings().GetStyleSettings();
+            const bool isHeader = GetAlign() == WindowAlign::Top && !rSetting.GetPersonaHeader().IsEmpty();
+            const bool isFooter = GetAlign() == WindowAlign::Bottom && !rSetting.GetPersonaFooter().IsEmpty();
+            if (!IsBackground() || isHeader || isFooter)
+            {
+                if (!IsInPaint())
+                    ImplDrawTransparentBackground(aPaintRegion);
+            }
+            else
+                ImplDrawGradientBackground(rRenderContext);
+        }
+    }
+
+    // restore clip region
+    rRenderContext.Pop();
+}
+
+void ToolBox::ImplErase(vcl::RenderContext& rRenderContext, const tools::Rectangle &rRect, bool bHighlight, bool bHasOpenPopup)
+{
+    // the background of non NWF buttons is painted in a constant color
+    // to have the same highlight color (transparency in DrawSelectionBackground())
+    // items with open popups will also painted using a constant color
+    if (!mpData->mbNativeButtons &&
+        (bHighlight || !(GetStyle() & WB_3DLOOK)))
+    {
+        if (GetStyle() & WB_3DLOOK)
+        {
+            rRenderContext.Push(vcl::PushFlags::LINECOLOR | vcl::PushFlags::FILLCOLOR);
+            rRenderContext.SetLineColor();
+            if (bHasOpenPopup)
+                // choose the same color as the popup will use
+                rRenderContext.SetFillColor(rRenderContext.GetSettings().GetStyleSettings().GetFaceGradientColor());
+            else
+                rRenderContext.SetFillColor(COL_WHITE);
+
+            rRenderContext.DrawRect(rRect);
+            rRenderContext.Pop();
+        }
+        else
+            ImplDrawBackground(rRenderContext, rRect);
+    }
+    else
+        ImplDrawBackground(rRenderContext, rRect);
+}
+
+void ToolBox::ImplDrawBorder(vcl::RenderContext& rRenderContext)
+{
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+    tools::Long nDX = mnDX;
+    tools::Long nDY = mnDY;
+
+    ImplDockingWindowWrapper* pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper(this);
+
+    // draw borders for ordinary toolbars only (not dockable), do not draw borders for toolbars with WB_NOSHADOW bit set,
+    // e.g. Calc's formulabar
+
+    if( pWrapper || mnWinStyle & WB_NOSHADOW )
+        return;
+
+    if (meAlign == WindowAlign::Bottom)
+    {
+        // draw bottom border
+        rRenderContext.SetLineColor( rStyleSettings.GetShadowColor() );
+        rRenderContext.DrawLine( Point( 0, nDY-2 ), Point( nDX-1, nDY-2 ) );
+        rRenderContext.SetLineColor( rStyleSettings.GetLightColor() );
+        rRenderContext.DrawLine( Point( 0, nDY-1 ), Point( nDX-1, nDY-1 ) );
+    }
+    else
+    {
+        // draw top border
+        rRenderContext.SetLineColor( rStyleSettings.GetShadowColor() );
+        rRenderContext.DrawLine( Point( 0, 0 ), Point( nDX-1, 0 ) );
+        rRenderContext.SetLineColor( rStyleSettings.GetLightColor() );
+        rRenderContext.DrawLine( Point( 0, 1 ), Point( nDX-1, 1 ) );
+
+        if (meAlign == WindowAlign::Left || meAlign == WindowAlign::Right)
+        {
+            if (meAlign == WindowAlign::Left)
+            {
+                // draw left-bottom border
+                rRenderContext.SetLineColor( rStyleSettings.GetShadowColor() );
+                rRenderContext.DrawLine( Point( 0, 0 ), Point( 0, nDY-1 ) );
+                rRenderContext.DrawLine( Point( 0, nDY-2 ), Point( nDX-1, nDY-2 ) );
+                rRenderContext.SetLineColor( rStyleSettings.GetLightColor() );
+                rRenderContext.DrawLine( Point( 1, 1 ), Point( 1, nDY-3 ) );
+                rRenderContext.DrawLine( Point( 0, nDY-1 ), Point( nDX-1, nDY-1 ) );
+            }
+            else
+            {
+                // draw right-bottom border
+                rRenderContext.SetLineColor( rStyleSettings.GetShadowColor() );
+                rRenderContext.DrawLine( Point( nDX-2, 0 ), Point( nDX-2, nDY-3 ) );
+                rRenderContext.DrawLine( Point( 0, nDY-2 ), Point( nDX-2, nDY-2 ) );
+                rRenderContext.SetLineColor( rStyleSettings.GetLightColor() );
+                rRenderContext.DrawLine( Point( nDX-1, 0 ), Point( nDX-1, nDY-1 ) );
+                rRenderContext.DrawLine( Point( 0, nDY-1 ), Point( nDX-1, nDY-1 ) );
+            }
+        }
+    }
+
+    if ( meAlign == WindowAlign::Bottom || meAlign == WindowAlign::Top )
+    {
+        // draw right border
+        rRenderContext.SetLineColor( rStyleSettings.GetShadowColor() );
+        rRenderContext.DrawLine( Point( nDX-2, 0 ), Point( nDX-2, nDY-1 ) );
+        rRenderContext.SetLineColor( rStyleSettings.GetLightColor() );
+        rRenderContext.DrawLine( Point( nDX-1, 0 ), Point( nDX-1, nDY-1 ) );
+    }
+}
+
+static bool ImplIsFixedControl( const ImplToolItem *pItem )
+{
+    return ( pItem->mpWindow &&
+            (pItem->mbNonInteractiveWindow ||
+             pItem->mpWindow->GetType() == WindowType::FIXEDTEXT ||
+             pItem->mpWindow->GetType() == WindowType::FIXEDLINE ||
+             pItem->mpWindow->GetType() == WindowType::GROUPBOX) );
+}
+
+const ImplToolItem *ToolBox::ImplGetFirstClippedItem() const
+{
+    for (auto & item : mpData->m_aItems)
+    {
+        if( item.IsClipped() )
+            return &item;
+    }
+    return nullptr;
+}
+
+Size ToolBox::ImplCalcSize( ImplToolItems::size_type nCalcLines, sal_uInt16 nCalcMode )
+{
+    sal_Int32            nMax;
+    tools::Long            nLeft = 0;
+    tools::Long            nTop = 0;
+    tools::Long            nRight = 0;
+    tools::Long            nBottom = 0;
+    Size            aSize;
+    WindowAlign     eOldAlign = meAlign;
+    bool            bOldHorz = mbHorz;
+    bool            bOldAssumeDocked = mpData->mbAssumeDocked;
+    bool            bOldAssumeFloating = mpData->mbAssumeFloating;
+
+    if ( nCalcMode )
+    {
+        bool bOldFloatingMode = ImplIsFloatingMode();
+
+        mpData->mbAssumeDocked = false;
+        mpData->mbAssumeFloating = false;
+
+        if ( nCalcMode == TB_CALCMODE_HORZ )
+        {
+            mpData->mbAssumeDocked = true;   // force non-floating mode during calculation
+            ImplCalcBorder( WindowAlign::Top, nLeft, nTop, nRight, nBottom );
+            mbHorz = true;
+            if ( mbHorz != bOldHorz )
+                meAlign = WindowAlign::Top;
+        }
+        else if ( nCalcMode == TB_CALCMODE_VERT )
+        {
+            mpData->mbAssumeDocked = true;   // force non-floating mode during calculation
+            ImplCalcBorder( WindowAlign::Left, nLeft, nTop, nRight, nBottom );
+            mbHorz = false;
+            if ( mbHorz != bOldHorz )
+                meAlign = WindowAlign::Left;
+        }
+        else if ( nCalcMode == TB_CALCMODE_FLOAT )
+        {
+            mpData->mbAssumeFloating = true;   // force non-floating mode during calculation
+            nLeft = nTop = nRight = nBottom = 0;
+            mbHorz = true;
+            if ( mbHorz != bOldHorz )
+                meAlign = WindowAlign::Top;
+        }
+
+        if ( (meAlign != eOldAlign) || (mbHorz != bOldHorz) ||
+             (ImplIsFloatingMode() != bOldFloatingMode ) )
+            mbCalc = true;
+    }
+    else
+        ImplCalcBorder( meAlign, nLeft, nTop, nRight, nBottom );
+
+    ImplCalcItem();
+
+    if( !nCalcMode && ImplIsFloatingMode() )
+    {
+        aSize = ImplCalcFloatSize( nCalcLines );
+    }
+    else
+    {
+        if ( mbHorz )
+        {
+            if ( mnWinHeight > mnMaxItemHeight )
+                aSize.setHeight( nCalcLines * mnWinHeight );
+            else
+                aSize.setHeight( nCalcLines * mnMaxItemHeight );
+
+            if ( mbLineSpacing )
+                aSize.AdjustHeight((nCalcLines-1)*TB_LINESPACING );
+
+            if ( mnWinStyle & WB_BORDER )
+                aSize.AdjustHeight((TB_BORDER_OFFSET2*2) + nTop + nBottom );
+
+            nMax = 0;
+            ImplCalcBreaks( TB_MAXNOSCROLL, &nMax, mbHorz );
+            if ( nMax )
+                aSize.AdjustWidth(nMax );
+
+            if ( mnWinStyle & WB_BORDER )
+                aSize.AdjustWidth((TB_BORDER_OFFSET1*2) + nLeft + nRight );
+        }
+        else
+        {
+            aSize.setWidth( nCalcLines * mnMaxItemWidth );
+
+            if ( mbLineSpacing )
+                aSize.AdjustWidth((nCalcLines-1)*TB_LINESPACING );
+
+            if ( mnWinStyle & WB_BORDER )
+                aSize.AdjustWidth((TB_BORDER_OFFSET2*2) + nLeft + nRight );
+
+            nMax = 0;
+            ImplCalcBreaks( TB_MAXNOSCROLL, &nMax, mbHorz );
+            if ( nMax )
+                aSize.AdjustHeight(nMax );
+
+            if ( mnWinStyle & WB_BORDER )
+                aSize.AdjustHeight((TB_BORDER_OFFSET1*2) + nTop + nBottom );
+        }
+    }
+    // restore previous values
+    if ( nCalcMode )
+    {
+        mpData->mbAssumeDocked = bOldAssumeDocked;
+        mpData->mbAssumeFloating = bOldAssumeFloating;
+        if ( (meAlign != eOldAlign) || (mbHorz != bOldHorz) )
+        {
+            meAlign  = eOldAlign;
+            mbHorz   = bOldHorz;
+            mbCalc   = true;
+        }
+    }
+
+    return aSize;
+}
+
+void ToolBox::ImplCalcFloatSizes()
+{
+    if ( !maFloatSizes.empty() )
+        return;
+
+    // calculate the minimal size, i.e. where the biggest item just fits
+    tools::Long            nCalcSize = 0;
+
+    for (auto const& item : mpData->m_aItems)
+    {
+        if ( item.mbVisible )
+        {
+            if ( item.mpWindow )
+            {
+                tools::Long nTempSize = item.mpWindow->GetSizePixel().Width();
+                if ( nTempSize > nCalcSize )
+                    nCalcSize = nTempSize;
+            }
+            else
+            {
+                if( item.maItemSize.Width() > nCalcSize )
+                    nCalcSize = item.maItemSize.Width();
+            }
+        }
+    }
+
+    // calc an upper bound for ImplCalcBreaks below
+    tools::Long upperBoundWidth = nCalcSize * mpData->m_aItems.size();
+
+    ImplToolItems::size_type nLines;
+    ImplToolItems::size_type nCalcLines;
+    ImplToolItems::size_type nTempLines;
+    sal_Int32    nMaxLineWidth;
+    nCalcLines = ImplCalcBreaks( nCalcSize, &nMaxLineWidth, true );
+
+    maFloatSizes.reserve( nCalcLines );
+
+    nTempLines = nLines = nCalcLines;
+    while ( nLines )
+    {
+        tools::Long nHeight = ImplCalcSize( nTempLines, TB_CALCMODE_FLOAT ).Height();
+
+        ImplToolSize aSize;
+        aSize.mnWidth  = nMaxLineWidth+(TB_BORDER_OFFSET1*2);
+        aSize.mnHeight = nHeight;
+        aSize.mnLines  = nTempLines;
+        maFloatSizes.push_back( aSize );
+        nLines--;
+        if ( nLines )
+        {
+            do
+            {
+                nCalcSize += mnMaxItemWidth;
+                nTempLines = ImplCalcBreaks( nCalcSize, &nMaxLineWidth, true );
+            }
+            while ((nCalcSize < upperBoundWidth) && (nLines < nTempLines)); // implies nTempLines>1
+            if ( nTempLines < nLines )
+                nLines = nTempLines;
+        }
+    }
+}
+
+Size ToolBox::ImplCalcFloatSize( ImplToolItems::size_type& rLines )
+{
+    ImplCalcFloatSizes();
+
+    if ( !rLines )
+    {
+        rLines = mnFloatLines;
+        if ( !rLines )
+            rLines = mnLines;
+    }
+
+    sal_uInt16 i = 0;
+    while ( i + 1u < maFloatSizes.size() && rLines < maFloatSizes[i].mnLines )
+    {
+        i++;
+    }
+
+    Size aSize( maFloatSizes[i].mnWidth, maFloatSizes[i].mnHeight );
+    rLines = maFloatSizes[i].mnLines;
+
+    return aSize;
+}
+
+void ToolBox::ImplCalcMinMaxFloatSize( Size& rMinSize, Size& rMaxSize )
+{
+    ImplCalcFloatSizes();
+
+    sal_uInt16 i = 0;
+    rMinSize = Size( maFloatSizes[i].mnWidth, maFloatSizes[i].mnHeight );
+    rMaxSize = Size( maFloatSizes[i].mnWidth, maFloatSizes[i].mnHeight );
+    while ( ++i < maFloatSizes.size() )
+    {
+        if( maFloatSizes[i].mnWidth < rMinSize.Width() )
+            rMinSize.setWidth( maFloatSizes[i].mnWidth );
+        if( maFloatSizes[i].mnHeight < rMinSize.Height() )
+            rMinSize.setHeight( maFloatSizes[i].mnHeight );
+
+        if( maFloatSizes[i].mnWidth > rMaxSize.Width() )
+            rMaxSize.setWidth( maFloatSizes[i].mnWidth );
+        if( maFloatSizes[i].mnHeight > rMaxSize.Height() )
+            rMaxSize.setHeight( maFloatSizes[i].mnHeight );
+    }
+}
+
+void ToolBox::ImplSetMinMaxFloatSize()
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    Size aMinSize, aMaxSize;
+    ImplCalcMinMaxFloatSize( aMinSize, aMaxSize );
+    if( pWrapper )
+    {
+        pWrapper->SetMinOutputSizePixel( aMinSize );
+        pWrapper->SetMaxOutputSizePixel( aMaxSize );
+        pWrapper->ShowMenuTitleButton( bool( GetMenuType() & ToolBoxMenuType::Customize) );
+    }
+    else
+    {
+        // TODO: change SetMinOutputSizePixel to be not inline
+        SetMinOutputSizePixel( aMinSize );
+        SetMaxOutputSizePixel( aMaxSize );
+    }
+}
+
+ToolBox::ImplToolItems::size_type ToolBox::ImplCalcLines( tools::Long nToolSize ) const
+{
+    tools::Long nLineHeight;
+
+    if ( mbHorz )
+    {
+        if ( mnWinHeight > mnMaxItemHeight )
+            nLineHeight = mnWinHeight;
+        else
+            nLineHeight = mnMaxItemHeight;
+    }
+    else
+        nLineHeight = mnMaxItemWidth;
+
+    if ( mnWinStyle & WB_BORDER )
+        nToolSize -= TB_BORDER_OFFSET2*2;
+
+    if ( mbLineSpacing )
+    {
+        nLineHeight += TB_LINESPACING;
+        nToolSize += TB_LINESPACING;
+    }
+
+    // #i91917# always report at least one line
+    tools::Long nLines = nToolSize/nLineHeight;
+    if( nLines < 1 )
+        nLines = 1;
+
+    return nLines;
+}
+
+sal_uInt16 ToolBox::ImplTestLineSize( const Point& rPos ) const
+{
+    if ( !ImplIsFloatingMode() &&
+         (!mbScroll || (mnLines > 1) || (mnCurLines > mnVisLines)) )
+    {
+        WindowAlign eAlign = GetAlign();
+
+        if ( eAlign == WindowAlign::Left )
+        {
+            if ( rPos.X() > mnDX-DOCK_LINEOFFSET )
+                return DOCK_LINEHSIZE | DOCK_LINERIGHT;
+        }
+        else if ( eAlign == WindowAlign::Top )
+        {
+            if ( rPos.Y() > mnDY-DOCK_LINEOFFSET )
+                return DOCK_LINEVSIZE | DOCK_LINEBOTTOM;
+        }
+        else if ( eAlign == WindowAlign::Right )
+        {
+            if ( rPos.X() < DOCK_LINEOFFSET )
+                return DOCK_LINEHSIZE | DOCK_LINELEFT;
+        }
+        else if ( eAlign == WindowAlign::Bottom )
+        {
+            if ( rPos.Y() < DOCK_LINEOFFSET )
+                return DOCK_LINEVSIZE | DOCK_LINETOP;
+        }
+    }
+
+    return 0;
+}
+
+void ToolBox::ImplLineSizing( const Point& rPos, tools::Rectangle& rRect, sal_uInt16 nLineMode )
+{
+    bool    bHorz;
+    tools::Long    nOneLineSize;
+    tools::Long    nCurSize;
+    tools::Long    nMaxSize;
+    tools::Long    nSize;
+    Size    aSize;
+
+    if ( nLineMode & DOCK_LINERIGHT )
+    {
+        nCurSize = rPos.X() - rRect.Left();
+        bHorz = false;
+    }
+    else if ( nLineMode & DOCK_LINEBOTTOM )
+    {
+        nCurSize = rPos.Y() - rRect.Top();
+        bHorz = true;
+    }
+    else if ( nLineMode & DOCK_LINELEFT )
+    {
+        nCurSize = rRect.Right() - rPos.X();
+        bHorz = false;
+    }
+    else if ( nLineMode & DOCK_LINETOP )
+    {
+        nCurSize = rRect.Bottom() - rPos.Y();
+        bHorz = true;
+    }
+    else {
+        OSL_FAIL( "ImplLineSizing: Trailing else" );
+        nCurSize = 0;
+        bHorz = false;
+    }
+
+    Size    aWinSize = GetSizePixel();
+    ImplToolItems::size_type nMaxLines = std::max(mnLines, mnCurLines);
+    if ( nMaxLines > TB_MAXLINES )
+        nMaxLines = TB_MAXLINES;
+    if ( bHorz )
+    {
+        nOneLineSize = ImplCalcSize( 1 ).Height();
+        nMaxSize = - 20;
+        if ( nMaxSize < aWinSize.Height() )
+            nMaxSize = aWinSize.Height();
+    }
+    else
+    {
+        nOneLineSize = ImplCalcSize( 1 ).Width();
+        nMaxSize = - 20;
+        if ( nMaxSize < aWinSize.Width() )
+            nMaxSize = aWinSize.Width();
+    }
+
+    ImplToolItems::size_type i = 1;
+    if ( nCurSize <= nOneLineSize )
+        nSize = nOneLineSize;
+    else
+    {
+        nSize = 0;
+        while ( (nSize < nCurSize) && (i < nMaxLines) )
+        {
+            i++;
+            aSize = ImplCalcSize( i );
+            if ( bHorz )
+                nSize = aSize.Height();
+            else
+                nSize = aSize.Width();
+            if ( nSize > nMaxSize )
+            {
+                i--;
+                aSize = ImplCalcSize( i );
+                if ( bHorz )
+                    nSize = aSize.Height();
+                else
+                    nSize = aSize.Width();
+                break;
+            }
+        }
+    }
+
+    if ( nLineMode & DOCK_LINERIGHT )
+        rRect.SetRight( rRect.Left()+nSize-1 );
+    else if ( nLineMode & DOCK_LINEBOTTOM )
+        rRect.SetBottom( rRect.Top()+nSize-1 );
+    else if ( nLineMode & DOCK_LINELEFT )
+        rRect.SetLeft( rRect.Right()-nSize );
+    else
+        rRect.SetTop( rRect.Bottom()-nSize );
+
+    mnDockLines = i;
+}
+
+ImplTBDragMgr::ImplTBDragMgr()
+    : mpDragBox(nullptr)
+    , mnLineMode(0)
+    , mnStartLines(0)
+{
+    maAccel.InsertItem( KEY_RETURN, vcl::KeyCode( KEY_RETURN ) );
+    maAccel.InsertItem( KEY_ESCAPE, vcl::KeyCode( KEY_ESCAPE ) );
+    maAccel.SetSelectHdl( LINK( this, ImplTBDragMgr, SelectHdl ) );
+}
+
+void ImplTBDragMgr::StartDragging( ToolBox* pToolBox,
+                                   const Point& rPos, const tools::Rectangle& rRect,
+                                   sal_uInt16 nDragLineMode )
+{
+    mpDragBox = pToolBox;
+    pToolBox->CaptureMouse();
+    pToolBox->mbDragging = true;
+    Application::InsertAccel( &maAccel );
+
+    mnLineMode = nDragLineMode;
+    mnStartLines = pToolBox->mnDockLines;
+
+    // calculate MouseOffset
+    maMouseOff.setX( rRect.Left() - rPos.X() );
+    maMouseOff.setY( rRect.Top() - rPos.Y() );
+    maRect = rRect;
+    maStartRect = rRect;
+    pToolBox->ShowTracking( maRect );
+}
+
+void ImplTBDragMgr::Dragging( const Point& rPos )
+{
+    mpDragBox->ImplLineSizing( rPos, maRect, mnLineMode );
+    Point aOff = mpDragBox->OutputToScreenPixel( Point() );
+    maRect.Move( aOff.X(), aOff.Y() );
+    mpDragBox->Docking( rPos, maRect );
+    maRect.Move( -aOff.X(), -aOff.Y() );
+    mpDragBox->ShowTracking( maRect );
+}
+
+void ImplTBDragMgr::EndDragging( bool bOK )
+{
+    mpDragBox->HideTracking();
+    if (mpDragBox->IsMouseCaptured())
+        mpDragBox->ReleaseMouse();
+    mpDragBox->mbDragging = false;
+    Application::RemoveAccel( &maAccel );
+
+    if ( !bOK )
+    {
+        mpDragBox->mnDockLines = mnStartLines;
+        mpDragBox->EndDocking( maStartRect, false );
+    }
+    else
+        mpDragBox->EndDocking( maRect, false );
+    mnStartLines = 0;
+
+    mpDragBox = nullptr;
+}
+
+IMPL_LINK( ImplTBDragMgr, SelectHdl, Accelerator&, rAccel, void )
+{
+    if ( rAccel.GetCurItemId() == KEY_ESCAPE )
+        EndDragging( false );
+    else
+        EndDragging();
+}
+
+void ToolBox::ImplInitToolBoxData()
+{
+    // initialize variables
+    ImplGetWindowImpl()->mbToolBox  = true;
+    mpData.reset(new ImplToolBoxPrivateData);
+
+    mpFloatWin            = nullptr;
+    mnDX                  = 0;
+    mnDY                  = 0;
+    mnMaxItemWidth        = 0;
+    mnMaxItemHeight       = 0;
+    mnWinHeight           = 0;
+    mnLeftBorder          = 0;
+    mnTopBorder           = 0;
+    mnRightBorder         = 0;
+    mnBottomBorder        = 0;
+    mnLastResizeDY        = 0;
+    mnHighItemId          = ToolBoxItemId(0);
+    mnCurItemId           = ToolBoxItemId(0);
+    mnDownItemId          = ToolBoxItemId(0);
+    mnCurPos              = ITEM_NOTFOUND;
+    mnLines               = 1;
+    mnCurLine             = 1;
+    mnCurLines            = 1;
+    mnVisLines            = 1;
+    mnFloatLines          = 0;
+    mnDockLines           = 0;
+    mnMouseModifier       = 0;
+    mbDrag                = false;
+    mbUpper               = false;
+    mbLower               = false;
+    mbIn                  = false;
+    mbCalc                = true;
+    mbFormat              = false;
+    mbFullPaint           = false;
+    mbHorz                = true;
+    mbScroll              = false;
+    mbLastFloatMode       = false;
+    mbCustomize           = false;
+    mbDragging            = false;
+    mbIsKeyEvent          = false;
+    mbChangingHighlight   = false;
+    mbImagesMirrored      = false;
+    mbLineSpacing         = false;
+    mbIsArranged          = false;
+    meButtonType          = ButtonType::SYMBOLONLY;
+    meAlign               = WindowAlign::Top;
+    meDockAlign           = WindowAlign::Top;
+    meLastStyle           = PointerStyle::Arrow;
+    mnWinStyle            = 0;
+    meLayoutMode          = ToolBoxLayoutMode::Normal;
+    meTextPosition        = ToolBoxTextPosition::Right;
+    mnLastFocusItemId     = ToolBoxItemId(0);
+    mnActivateCount       = 0;
+    mnImagesRotationAngle = 0_deg10;
+
+    mpStatusListener = new VclStatusListener<ToolBox>(this, ".uno:ImageOrientation");
+    mpStatusListener->startListening();
+
+    mpIdle.reset(new Idle("vcl::ToolBox maIdle update"));
+    mpIdle->SetPriority( TaskPriority::RESIZE );
+    mpIdle->SetInvokeHandler( LINK( this, ToolBox, ImplUpdateHdl ) );
+
+    // set timeout and handler for dropdown items
+    mpData->maDropdownTimer.SetTimeout( 250 );
+    mpData->maDropdownTimer.SetInvokeHandler( LINK( this, ToolBox, ImplDropdownLongClickHdl ) );
+}
+
+void ToolBox::ImplInit( vcl::Window* pParent, WinBits nStyle )
+{
+    // initialize variables
+    mbScroll          = (nStyle & WB_SCROLL) != 0;
+    mnWinStyle        = nStyle;
+
+    DockingWindow::ImplInit( pParent, nStyle & ~WB_BORDER );
+
+    // dockingwindow's ImplInit removes some bits, so restore them here to allow keyboard handling for toolbars
+    ImplGetWindowImpl()->mnStyle |= WB_TABSTOP|WB_NODIALOGCONTROL; // always set WB_TABSTOP for ToolBars
+    ImplGetWindowImpl()->mnStyle &= ~WB_DIALOGCONTROL;
+
+    ImplInitSettings(true, true, true);
+}
+
+void ToolBox::ApplyForegroundSettings(vcl::RenderContext& rRenderContext, const StyleSettings& rStyleSettings)
+{
+    Color aColor;
+    if (IsControlForeground())
+        aColor = GetControlForeground();
+    else if (Window::GetStyle() & WB_3DLOOK)
+        aColor = rStyleSettings.GetButtonTextColor();
+    else
+        aColor = rStyleSettings.GetWindowTextColor();
+    rRenderContext.SetTextColor(aColor);
+    rRenderContext.SetTextFillColor();
+}
+
+void ToolBox::ApplyBackgroundSettings(vcl::RenderContext& rRenderContext, const StyleSettings& rStyleSettings)
+{
+    if (IsControlBackground())
+    {
+        rRenderContext.SetBackground(GetControlBackground());
+        SetPaintTransparent(false);
+        SetParentClipMode();
+    }
+    else
+    {
+        if (rRenderContext.IsNativeControlSupported(ControlType::Toolbar, ControlPart::Entire)
+            || (GetAlign() == WindowAlign::Top && !Application::GetSettings().GetStyleSettings().GetPersonaHeader().IsEmpty())
+            || (GetAlign() == WindowAlign::Bottom && !Application::GetSettings().GetStyleSettings().GetPersonaFooter().IsEmpty()))
+        {
+            rRenderContext.SetBackground();
+            rRenderContext.SetTextColor(rStyleSettings.GetToolTextColor());
+            SetPaintTransparent(true);
+            SetParentClipMode(ParentClipMode::NoClip);
+            mpData->maDisplayBackground = Wallpaper(rStyleSettings.GetFaceColor());
+        }
+        else
+        {
+            Color aColor;
+            if (Window::GetStyle() & WB_3DLOOK)
+                aColor = rStyleSettings.GetFaceColor();
+            else
+                aColor = rStyleSettings.GetWindowColor();
+            rRenderContext.SetBackground(aColor);
+            SetPaintTransparent(false);
+            SetParentClipMode();
+        }
+    }
+}
+
+void ToolBox::ApplySettings(vcl::RenderContext& rRenderContext)
+{
+    mpData->mbNativeButtons = rRenderContext.IsNativeControlSupported(ControlType::Toolbar, ControlPart::Button);
+
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+
+    ApplyControlFont(rRenderContext, rStyleSettings.GetToolFont());
+    ApplyForegroundSettings(rRenderContext, rStyleSettings);
+    ApplyBackgroundSettings(rRenderContext, rStyleSettings);
+}
+
+void ToolBox::ImplInitSettings(bool bFont, bool bForeground, bool bBackground)
+{
+    mpData->mbNativeButtons = IsNativeControlSupported( ControlType::Toolbar, ControlPart::Button );
+
+    const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
+
+    if (bFont)
+        ApplyControlFont(*GetOutDev(), rStyleSettings.GetToolFont());
+    if (bForeground || bFont)
+        ApplyForegroundSettings(*GetOutDev(), rStyleSettings);
+    if (bBackground)
+    {
+        ApplyBackgroundSettings(*GetOutDev(), rStyleSettings);
+        EnableChildTransparentMode(IsPaintTransparent());
+    }
+}
+
+void ToolBox::doDeferredInit(WinBits nBits)
+{
+    VclPtr<vcl::Window> pParent = mpDialogParent;
+    mpDialogParent = nullptr;
+    ImplInit(pParent, nBits);
+    mbIsDeferredInit = false;
+}
+
+void ToolBox::queue_resize(StateChangedType eReason)
+{
+    Window::queue_resize(eReason);
+}
+
+ToolBox::ToolBox( vcl::Window* pParent, WinBits nStyle ) :
+    DockingWindow( WindowType::TOOLBOX, "vcl::ToolBox maLayoutIdle" )
+{
+    ImplInitToolBoxData();
+    ImplInit( pParent, nStyle );
+}
+
+ToolBox::ToolBox(vcl::Window* pParent, const OString& rID,
+    const OUString& rUIXMLDescription, const css::uno::Reference<css::frame::XFrame> &rFrame)
+    : DockingWindow(WindowType::TOOLBOX, "vcl::ToolBox maLayoutIdle")
+{
+    ImplInitToolBoxData();
+
+    loadUI(pParent, rID, rUIXMLDescription, rFrame);
+
+    // calculate size of floating windows and switch if the
+    // toolbox is initially in floating mode
+    if ( ImplIsFloatingMode() )
+        mbHorz = true;
+    else
+        Resize();
+
+    if (!(GetStyle() & WB_HIDE))
+        Show();
+}
+
+ToolBox::~ToolBox()
+{
+    disposeOnce();
+}
+
+void ToolBox::dispose()
+{
+    // #103005# make sure our activate/deactivate balance is right
+    while( mnActivateCount > 0 )
+        Deactivate();
+
+    // terminate popupmode if the floating window is
+    // still connected
+    if ( mpFloatWin )
+        mpFloatWin->EndPopupMode( FloatWinPopupEndFlags::Cancel );
+    mpFloatWin = nullptr;
+
+    // delete private data
+    mpData.reset();
+
+    ImplSVData* pSVData = ImplGetSVData();
+    delete pSVData->maCtrlData.mpTBDragMgr;
+    pSVData->maCtrlData.mpTBDragMgr = nullptr;
+
+    if (mpStatusListener.is())
+        mpStatusListener->dispose();
+
+    mpFloatWin.clear();
+
+    mpIdle.reset();
+
+    DockingWindow::dispose();
+}
+
+ImplToolItem* ToolBox::ImplGetItem( ToolBoxItemId nItemId ) const
+{
+    if (!mpData)
+        return nullptr;
+
+    for (auto & item : mpData->m_aItems)
+    {
+        if ( item.mnId == nItemId )
+            return &item;
+    }
+
+    return nullptr;
+}
+
+static void ImplAddButtonBorder( tools::Long &rWidth, tools::Long& rHeight, bool bNativeButtons )
+{
+    rWidth += SMALLBUTTON_HSIZE;
+    rHeight += SMALLBUTTON_VSIZE;
+
+    if( bNativeButtons )
+    {
+        // give more border space for rounded buttons
+        rWidth += 2;
+        rHeight += 4;
+    }
+}
+
+bool ToolBox::ImplCalcItem()
+{
+    // recalc required ?
+    if ( !mbCalc )
+        return false;
+
+    OutputDevice *pDefault = Application::GetDefaultDevice();
+    float fScaleFactor = pDefault ? pDefault->GetDPIScaleFactor() : 1.0;
+
+    tools::Long            nDefWidth;
+    tools::Long            nDefHeight;
+    tools::Long            nMaxWidth = 0;
+    tools::Long            nMaxHeight = 0;
+    tools::Long            nMinWidth   = 6;
+    tools::Long            nMinHeight  = 6;
+    tools::Long            nDropDownArrowWidth = TB_DROPDOWNARROWWIDTH * fScaleFactor;
+#ifdef IOS
+    nDropDownArrowWidth *= 3;
+#endif
+
+    // set defaults if image or text is needed but empty
+    nDefWidth  = GetDefaultImageSize().Width();
+    nDefHeight = GetDefaultImageSize().Height();
+
+    mnWinHeight = 0;
+    // determine minimum size necessary in NWF
+    {
+        tools::Rectangle aRect( Point( 0, 0 ), Size( nMinWidth, nMinHeight ) );
+        tools::Rectangle aReg( aRect );
+        ImplControlValue aVal;
+        tools::Rectangle aNativeBounds, aNativeContent;
+        if( IsNativeControlSupported( ControlType::Toolbar, ControlPart::Button ) )
+        {
+            if( GetNativeControlRegion( ControlType::Toolbar, ControlPart::Button,
+                                        aReg,
+                                        ControlState::ENABLED | ControlState::ROLLOVER,
+                                        aVal,
+                                        aNativeBounds, aNativeContent ) )
+            {
+                aRect = aNativeBounds;
+                if( aRect.GetWidth() > nMinWidth )
+                    nMinWidth = aRect.GetWidth();
+                if( aRect.GetHeight() > nMinHeight )
+                    nMinHeight = aRect.GetHeight();
+                if( nDropDownArrowWidth < nMinWidth )
+                    nDropDownArrowWidth = nMinWidth;
+                if( nMinWidth > mpData->mnMenuButtonWidth )
+                    mpData->mnMenuButtonWidth = nMinWidth;
+                else if( nMinWidth < TB_MENUBUTTON_SIZE )
+                    mpData->mnMenuButtonWidth = TB_MENUBUTTON_SIZE;
+            }
+        }
+
+        // also calculate the area for comboboxes, drop down list boxes and spinfields
+        // as these are often inserted into toolboxes; set mnWinHeight to the
+        // greater of those values to prevent toolbar flickering (#i103385#)
+        aRect = tools::Rectangle( Point( 0, 0 ), Size( nMinWidth, nMinHeight ) );
+        aReg = aRect;
+        if( GetNativeControlRegion( ControlType::Combobox, ControlPart::Entire,
+                                    aReg,
+                                    ControlState::ENABLED | ControlState::ROLLOVER,
+                                    aVal,
+                                    aNativeBounds, aNativeContent ) )
+        {
+            aRect = aNativeBounds;
+            if( aRect.GetHeight() > mnWinHeight )
+                mnWinHeight = aRect.GetHeight();
+        }
+        aRect = tools::Rectangle( Point( 0, 0 ), Size( nMinWidth, nMinHeight ) );
+        aReg = aRect;
+        if( GetNativeControlRegion( ControlType::Listbox, ControlPart::Entire,
+                                    aReg,
+                                    ControlState::ENABLED | ControlState::ROLLOVER,
+                                    aVal,
+                                    aNativeBounds, aNativeContent ) )
+        {
+            aRect = aNativeBounds;
+            if( aRect.GetHeight() > mnWinHeight )
+                mnWinHeight = aRect.GetHeight();
+        }
+        aRect = tools::Rectangle( Point( 0, 0 ), Size( nMinWidth, nMinHeight ) );
+        aReg = aRect;
+        if( GetNativeControlRegion( ControlType::Spinbox, ControlPart::Entire,
+                                    aReg,
+                                    ControlState::ENABLED | ControlState::ROLLOVER,
+                                    aVal,
+                                    aNativeBounds, aNativeContent ) )
+        {
+            aRect = aNativeBounds;
+            if( aRect.GetHeight() > mnWinHeight )
+                mnWinHeight = aRect.GetHeight();
+        }
+    }
+
+    if ( ! mpData->m_aItems.empty() )
+    {
+        for (auto & item : mpData->m_aItems)
+        {
+            item.mbVisibleText = false;  // indicates if text will definitely be drawn, influences dropdown pos
+
+            if ( item.meType == ToolBoxItemType::BUTTON )
+            {
+                bool bImage;
+                bool bText;
+
+                // check if image and/or text exists
+                bImage = !!item.maImage;
+                bText = !item.maText.isEmpty();
+                ButtonType tmpButtonType = determineButtonType( &item, meButtonType ); // default to toolbox setting
+                if ( bImage || bText )
+                {
+
+                    item.mbEmptyBtn = false;
+
+                    if ( tmpButtonType == ButtonType::SYMBOLONLY )
+                    {
+                        // we're drawing images only
+                        if ( bImage || !bText )
+                        {
+                            item.maItemSize = item.maImage.GetSizePixel();
+                        }
+                        else
+                        {
+                            item.maItemSize = Size( GetOutDev()->GetCtrlTextWidth( item.maText )+TB_TEXTOFFSET,
+                                                   GetTextHeight() );
+                            item.mbVisibleText = true;
+                        }
+                    }
+                    else if ( tmpButtonType == ButtonType::TEXT )
+                    {
+                        // we're drawing text only
+                        if ( bText || !bImage )
+                        {
+                            item.maItemSize = Size( GetOutDev()->GetCtrlTextWidth( item.maText )+TB_TEXTOFFSET,
+                                                   GetTextHeight() );
+                            item.mbVisibleText = true;
+                        }
+                        else
+                        {
+                            item.maItemSize = item.maImage.GetSizePixel();
+                        }
+                    }
+                    else
+                    {
+                        // we're drawing images and text
+                        item.maItemSize.setWidth( bText ? GetOutDev()->GetCtrlTextWidth( item.maText )+TB_TEXTOFFSET : 0 );
+                        item.maItemSize.setHeight( bText ? GetTextHeight() : 0 );
+
+                        if ( meTextPosition == ToolBoxTextPosition::Right )
+                        {
+                            // leave space between image and text
+                            if( bText )
+                                item.maItemSize.AdjustWidth(TB_IMAGETEXTOFFSET );
+
+                            // image and text side by side
+                            item.maItemSize.AdjustWidth(item.maImage.GetSizePixel().Width() );
+                            if ( item.maImage.GetSizePixel().Height() > item.maItemSize.Height() )
+                                item.maItemSize.setHeight( item.maImage.GetSizePixel().Height() );
+                        }
+                        else
+                        {
+                            // leave space between image and text
+                            if( bText )
+                                item.maItemSize.AdjustHeight(TB_IMAGETEXTOFFSET );
+
+                            // text below image
+                            item.maItemSize.AdjustHeight(item.maImage.GetSizePixel().Height() );
+                            if ( item.maImage.GetSizePixel().Width() > item.maItemSize.Width() )
+                                item.maItemSize.setWidth( item.maImage.GetSizePixel().Width() );
+                        }
+
+                        item.mbVisibleText = bText;
+                    }
+                }
+                else
+                {   // no image and no text
+                    item.maItemSize = Size( nDefWidth, nDefHeight );
+                    item.mbEmptyBtn = true;
+                }
+
+                // save the content size
+                item.maContentSize = item.maItemSize;
+
+                // if required, take window height into consideration
+                if ( item.mpWindow )
+                {
+                    tools::Long nHeight = item.mpWindow->GetSizePixel().Height();
+                    if ( nHeight > mnWinHeight )
+                        mnWinHeight = nHeight;
+                }
+
+                // add in drop down arrow
+                if( item.mnBits & ToolBoxItemBits::DROPDOWN )
+                {
+                    item.maItemSize.AdjustWidth(nDropDownArrowWidth );
+                    item.mnDropDownArrowWidth = nDropDownArrowWidth;
+                }
+
+                // text items will be rotated in vertical mode
+                // -> swap width and height
+                if( item.mbVisibleText && !mbHorz )
+                {
+                    tools::Long tmp = item.maItemSize.Width();
+                    item.maItemSize.setWidth( item.maItemSize.Height() );
+                    item.maItemSize.setHeight( tmp );
+
+                    tmp = item.maContentSize.Width();
+                    item.maContentSize.setWidth( item.maContentSize.Height() );
+                    item.maContentSize.setHeight( tmp );
+                }
+            }
+            else if ( item.meType == ToolBoxItemType::SPACE )
+            {
+                item.maItemSize = Size( nDefWidth, nDefHeight );
+                item.maContentSize = item.maItemSize;
+            }
+
+            if ( item.meType == ToolBoxItemType::BUTTON || item.meType == ToolBoxItemType::SPACE )
+            {
+                // add borders
+                tools::Long w = item.maItemSize.Width();
+                tools::Long h = item.maItemSize.Height();
+                ImplAddButtonBorder( w, h, mpData->mbNativeButtons );
+                item.maItemSize.setWidth(w);
+                item.maItemSize.setHeight(h);
+
+                if( item.meType == ToolBoxItemType::BUTTON )
+                {
+                    tools::Long nMinW = std::max(nMinWidth, item.maMinimalItemSize.Width());
+                    tools::Long nMinH = std::max(nMinHeight, item.maMinimalItemSize.Height());
+
+                    tools::Long nGrowContentWidth = 0;
+                    tools::Long nGrowContentHeight = 0;
+
+                    if( item.maItemSize.Width() < nMinW )
+                    {
+                        nGrowContentWidth = nMinW - item.maItemSize.Width();
+                        item.maItemSize.setWidth( nMinW );
+                    }
+                    if( item.maItemSize.Height() < nMinH )
+                    {
+                        nGrowContentHeight = nMinH - item.maItemSize.Height();
+                        item.maItemSize.setHeight( nMinH );
+                    }
+
+                    // grow the content size by the additional available space
+                    item.maContentSize.AdjustWidth(nGrowContentWidth );
+                    item.maContentSize.AdjustHeight(nGrowContentHeight );
+                }
+
+                // keep track of max item size
+                if ( item.maItemSize.Width() > nMaxWidth )
+                    nMaxWidth = item.maItemSize.Width();
+                if ( item.maItemSize.Height() > nMaxHeight )
+                    nMaxHeight = item.maItemSize.Height();
+            }
+        }
+    }
+    else
+    {
+        nMaxWidth  = nDefWidth;
+        nMaxHeight = nDefHeight;
+
+        ImplAddButtonBorder( nMaxWidth, nMaxHeight, mpData->mbNativeButtons );
+    }
+
+    if( !ImplIsFloatingMode() && GetToolboxButtonSize() != ToolBoxButtonSize::DontCare
+        && ( meTextPosition == ToolBoxTextPosition::Right ) )
+    {
+        // make sure all vertical toolbars have the same width and horizontal have the same height
+        // this depends on the used button sizes
+        // as this is used for alignment of multiple toolbars
+        // it is only required for docked toolbars
+
+        tools::Long nFixedWidth = nDefWidth+nDropDownArrowWidth;
+        tools::Long nFixedHeight = nDefHeight;
+        ImplAddButtonBorder( nFixedWidth, nFixedHeight, mpData->mbNativeButtons );
+
+        if( mbHorz )
+            nMaxHeight = nFixedHeight;
+        else
+            nMaxWidth = nFixedWidth;
+    }
+
+    mbCalc = false;
+    mbFormat = true;
+
+    // do we have to recalc the sizes ?
+    if ( (nMaxWidth != mnMaxItemWidth) || (nMaxHeight != mnMaxItemHeight) )
+    {
+        mnMaxItemWidth  = nMaxWidth;
+        mnMaxItemHeight = nMaxHeight;
+
+        return true;
+    }
+    else
+        return false;
+}
+
+ToolBox::ImplToolItems::size_type ToolBox::ImplCalcBreaks( tools::Long nWidth, sal_Int32* pMaxLineWidth, bool bCalcHorz ) const
+{
+    sal_uLong           nLineStart = 0;
+    sal_uLong           nGroupStart = 0;
+    tools::Long            nLineWidth = 0;
+    tools::Long            nCurWidth;
+    tools::Long            nLastGroupLineWidth = 0;
+    tools::Long            nMaxLineWidth = 0;
+    ImplToolItems::size_type nLines = 1;
+    bool            bWindow;
+    bool            bBreak = false;
+    tools::Long            nWidthTotal = nWidth;
+    tools::Long nMenuWidth = 0;
+
+    // when docked the menubutton will be in the first line
+    if( IsMenuEnabled() && !ImplIsFloatingMode() )
+        nMenuWidth = mpData->maMenubuttonItem.maItemSize.Width();
+
+    // we need to know which item is the last visible one to be able to add
+    // the menu width in case we are unable to show all the items
+    ImplToolItems::iterator it, lastVisible;
+    for ( it = mpData->m_aItems.begin(); it != mpData->m_aItems.end(); ++it )
+    {
+        if ( it->mbVisible )
+            lastVisible = it;
+    }
+
+    it = mpData->m_aItems.begin();
+    while ( it != mpData->m_aItems.end() )
+    {
+        it->mbBreak = bBreak;
+        bBreak = false;
+
+        if ( it->mbVisible )
+        {
+            bWindow     = false;
+            bBreak      = false;
+            nCurWidth   = 0;
+
+            if ( it->meType == ToolBoxItemType::BUTTON || it->meType == ToolBoxItemType::SPACE )
+            {
+                if ( bCalcHorz )
+                    nCurWidth = it->maItemSize.Width();
+                else
+                    nCurWidth = it->maItemSize.Height();
+
+                if ( it->mpWindow && bCalcHorz )
+                {
+                    tools::Long nWinItemWidth = it->mpWindow->GetSizePixel().Width();
+                    if ( !mbScroll || (nWinItemWidth <= nWidthTotal) )
+                    {
+                        nCurWidth = nWinItemWidth;
+                        bWindow   = true;
+                    }
+                    else
+                    {
+                        if ( it->mbEmptyBtn )
+                        {
+                            nCurWidth = 0;
+                        }
+                    }
+                }
+
+                // in case we are able to show all the items, we do not want
+                // to show the toolbar's menu; otherwise yes
+                if ( ( ( it == lastVisible ) && (nLineWidth+nCurWidth > nWidthTotal) && mbScroll ) ||
+                     ( ( it != lastVisible ) && (nLineWidth+nCurWidth+nMenuWidth > nWidthTotal) && mbScroll ) )
+                    bBreak = true;
+            }
+            else if ( it->meType == ToolBoxItemType::SEPARATOR )
+            {
+                nCurWidth = it->mnSepSize;
+                if ( !ImplIsFloatingMode() && ( it != lastVisible ) && (nLineWidth+nCurWidth+nMenuWidth > nWidthTotal) )
+                    bBreak = true;
+            }
+            // treat breaks as separators, except when using old style toolbars (ie. no menu button)
+            else if ( (it->meType == ToolBoxItemType::BREAK) && !IsMenuEnabled() )
+                bBreak = true;
+
+            if ( bBreak )
+            {
+                nLines++;
+
+                // Add break before the entire group or take group apart?
+                if ( (it->meType == ToolBoxItemType::BREAK) ||
+                     (nLineStart == nGroupStart) )
+                {
+                    if ( nLineWidth > nMaxLineWidth )
+                        nMaxLineWidth = nLineWidth;
+
+                    nLineWidth = 0;
+                    nLineStart = it - mpData->m_aItems.begin();
+                    nGroupStart = nLineStart;
+                    it->mbBreak = true;
+                    bBreak = false;
+                }
+                else
+                {
+                    if ( nLastGroupLineWidth > nMaxLineWidth )
+                        nMaxLineWidth = nLastGroupLineWidth;
+
+                    // if the break is added before the group, set it to
+                    // beginning of line and re-calculate
+                    nLineWidth = 0;
+                    nLineStart = nGroupStart;
+                    it = mpData->m_aItems.begin() + nGroupStart;
+                    continue;
+                }
+            }
+            else
+            {
+                if( ImplIsFloatingMode() || !IsMenuEnabled() ) // no group breaking when being docked single-line
+                {
+                    if ( (it->meType != ToolBoxItemType::BUTTON) || bWindow )
+                    {
+                        // found separator or break
+                        nLastGroupLineWidth = nLineWidth;
+                        nGroupStart = it - mpData->m_aItems.begin();
+                        if ( !bWindow )
+                            nGroupStart++;
+                    }
+                }
+            }
+
+            nLineWidth += nCurWidth;
+        }
+
+        ++it;
+    }
+
+    if ( pMaxLineWidth )
+    {
+        if ( nLineWidth > nMaxLineWidth )
+            nMaxLineWidth = nLineWidth;
+
+        if( ImplIsFloatingMode() && !ImplIsInPopupMode() )
+        {
+            // leave enough space to display buttons in the decoration
+            tools::Long aMinWidth = 2 * GetSettings().GetStyleSettings().GetFloatTitleHeight();
+            if( nMaxLineWidth < aMinWidth )
+                nMaxLineWidth = aMinWidth;
+        }
+        *pMaxLineWidth = nMaxLineWidth;
+    }
+
+    return nLines;
+}
+
+Size ToolBox::ImplGetOptimalFloatingSize()
+{
+    if( !ImplIsFloatingMode() )
+        return Size();
+
+    Size aCurrentSize( mnDX, mnDY );
+    Size aSize1( aCurrentSize );
+    Size aSize2( aCurrentSize );
+
+    // try to preserve current height
+
+    // calc number of floating lines for current window height
+    ImplToolItems::size_type nFloatLinesHeight = ImplCalcLines( mnDY );
+    // calc window size according to this number
+    aSize1 = ImplCalcFloatSize( nFloatLinesHeight );
+
+    if( aCurrentSize == aSize1 )
+        return aSize1;
+
+    // try to preserve current width
+
+    tools::Long nLineHeight = std::max( mnWinHeight, mnMaxItemHeight );
+    int nBorderX = 2*TB_BORDER_OFFSET1 + mnLeftBorder + mnRightBorder;
+    int nBorderY = 2*TB_BORDER_OFFSET2 + mnTopBorder + mnBottomBorder;
+    Size aSz( aCurrentSize );
+    sal_Int32 maxX;
+    ImplToolItems::size_type nLines = ImplCalcBreaks( aSz.Width()-nBorderX, &maxX, mbHorz );
+
+    ImplToolItems::size_type manyLines = 1000;
+    Size aMinimalFloatSize = ImplCalcFloatSize( manyLines );
+
+    aSz.setHeight( nBorderY + nLineHeight * nLines );
+    // line space when more than one line
+    if ( mbLineSpacing )
+        aSz.AdjustHeight((nLines-1)*TB_LINESPACING );
+
+    aSz.setWidth( nBorderX + maxX );
+
+    // avoid clipping of any items
+    if( aSz.Width() < aMinimalFloatSize.Width() )
+        aSize2 = ImplCalcFloatSize( nLines );
+    else
+        aSize2 = aSz;
+
+    if( aCurrentSize == aSize2 )
+        return aSize2;
+
+    // set the size with the smallest delta as the current size
+    tools::Long dx1 = std::abs( mnDX - aSize1.Width() );
+    tools::Long dy1 = std::abs( mnDY - aSize1.Height() );
+
+    tools::Long dx2 = std::abs( mnDX - aSize2.Width() );
+    tools::Long dy2 = std::abs( mnDY - aSize2.Height() );
+
+    if( dx1*dy1 < dx2*dy2 )
+        aCurrentSize = aSize1;
+    else
+        aCurrentSize = aSize2;
+
+    return aCurrentSize;
+}
+
+namespace
+{
+void lcl_hideDoubleSeparators( ToolBox::ImplToolItems& rItems )
+{
+    bool bLastSep( true );
+    ToolBox::ImplToolItems::iterator it;
+    for ( it = rItems.begin(); it != rItems.end(); ++it )
+    {
+        if ( it->meType == ToolBoxItemType::SEPARATOR )
+        {
+            it->mbVisible = false;
+            if ( !bLastSep )
+            {
+                // check if any visible items have to appear behind it
+                if (std::any_of(it + 1, rItems.end(), [](const ImplToolItem& rItem) {
+                        return (rItem.meType == ToolBoxItemType::BUTTON) && rItem.mbVisible; }))
+                    it->mbVisible = true;
+            }
+            bLastSep = true;
+        }
+        else if ( it->mbVisible )
+            bLastSep = false;
+    }
+}
+}
+
+void ToolBox::ImplFormat( bool bResize )
+{
+    // Has to re-formatted
+    if ( !mbFormat )
+        return;
+
+    mpData->ImplClearLayoutData();
+
+    // recalculate positions and sizes
+    tools::Rectangle       aEmptyRect;
+    tools::Long            nLineSize;
+    tools::Long            nLeft;
+    tools::Long            nTop;
+    tools::Long            nMax;   // width of layoutarea in pixels
+    ImplToolItems::size_type nFormatLine;
+    bool            bMustFullPaint;
+
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    bool bIsInPopupMode = ImplIsInPopupMode();
+
+    maFloatSizes.clear();
+
+    // compute border sizes
+    ImplCalcBorder( meAlign, mnLeftBorder, mnTopBorder, mnRightBorder, mnBottomBorder );
+
+    // update drag area (where the 'grip' will be placed)
+    tools::Rectangle aOldDragRect;
+    if( pWrapper )
+        aOldDragRect = pWrapper->GetDragArea();
+    ImplUpdateDragArea();
+
+    bMustFullPaint = ImplCalcItem();
+
+    // calculate new size during interactive resize or
+    // set computed size when formatting only
+    if ( ImplIsFloatingMode() )
+    {
+        if ( bResize )
+            mnFloatLines = ImplCalcLines( mnDY );
+        else
+            SetOutputSizePixel( ImplGetOptimalFloatingSize() );
+    }
+
+    // Horizontal
+    if ( mbHorz )
+    {
+        tools::Long nBottom;
+        // nLineSize: height of a single line, will fit highest item
+        nLineSize = mnMaxItemHeight;
+
+        if ( mnWinHeight > mnMaxItemHeight )
+            nLineSize = mnWinHeight;
+
+        if ( mbScroll )
+        {
+            nMax        = mnDX;
+            mnVisLines  = ImplCalcLines( mnDY );
+        }
+        else
+        {
+            // layout over all lines
+            mnVisLines  = mnLines;
+            nMax        = TB_MAXNOSCROLL;
+        }
+
+        // add in all border offsets
+        if ( mnWinStyle & WB_BORDER )
+        {
+            nLeft       = TB_BORDER_OFFSET1 + mnLeftBorder;
+            nTop        = TB_BORDER_OFFSET2 + mnTopBorder;
+            nBottom     = TB_BORDER_OFFSET1 + mnBottomBorder;
+            nMax       -= nLeft + TB_BORDER_OFFSET1 + mnRightBorder;
+        }
+        else
+        {
+            nLeft       = 0;
+            nTop        = 0;
+            nBottom     = 0;
+        }
+
+        // adjust linesize if docked in single-line mode (i.e. when using a clipped item menu)
+        // we have to center all items in the window height
+        if( IsMenuEnabled() && !ImplIsFloatingMode() )
+        {
+            tools::Long  nWinHeight = mnDY - nTop - nBottom;
+            if( nWinHeight > nLineSize )
+                nLineSize = nWinHeight;
+        }
+    }
+    else
+    {
+        tools::Long nRight;
+        nLineSize = mnMaxItemWidth;
+
+        if ( mbScroll )
+        {
+            mnVisLines  = ImplCalcLines( mnDX );
+            nMax        = mnDY;
+        }
+        else
+        {
+            mnVisLines  = mnLines;
+            nMax        = TB_MAXNOSCROLL;
+        }
+
+        if ( mnWinStyle & WB_BORDER )
+        {
+            nTop        = TB_BORDER_OFFSET1 + mnTopBorder;
+            nLeft       = TB_BORDER_OFFSET2 + mnLeftBorder;
+            nRight      = TB_BORDER_OFFSET2 + mnRightBorder;
+            nMax       -= nTop + TB_BORDER_OFFSET1 + mnBottomBorder;
+        }
+        else
+        {
+            nLeft       = 0;
+            nTop        = 0;
+            nRight      = 0;
+        }
+
+        // adjust linesize if docked in single-line mode (i.e. when using a clipped item menu)
+        // we have to center all items in the window height
+        if( !ImplIsFloatingMode() && IsMenuEnabled() )
+        {
+            tools::Long  nWinWidth = mnDX - nLeft - nRight;
+            if( nWinWidth > nLineSize )
+                nLineSize = nWinWidth;
+        }
+    }
+
+    // no calculation if the window has no size (nMax=0)
+    // non scrolling toolboxes must be computed though
+    if ( (nMax <= 0) && mbScroll )
+    {
+        mnVisLines   = 1;
+        mnCurLine    = 1;
+        mnCurLines   = 1;
+
+        for (auto & item : mpData->m_aItems)
+        {
+            item.maRect = aEmptyRect;
+        }
+
+        maLowerRect = aEmptyRect;
+        maUpperRect = aEmptyRect;
+    }
+    else
+    {
+        // init start values
+        tools::Long nX = nLeft;    // top-left offset
+        tools::Long nY = nTop;
+        nFormatLine = 1;
+
+        // save old scroll rectangles and reset them
+        tools::Rectangle aOldLowerRect = maLowerRect;
+        tools::Rectangle aOldUpperRect = maUpperRect;
+        tools::Rectangle aOldMenubuttonRect = mpData->maMenubuttonItem.maRect;
+        maUpperRect = aEmptyRect;
+        maLowerRect = aEmptyRect;
+        mpData->maMenubuttonItem.maRect = aEmptyRect;
+
+        // do we have any toolbox items at all ?
+        if ( !mpData->m_aItems.empty() || IsMenuEnabled() )
+        {
+            lcl_hideDoubleSeparators( mpData->m_aItems );
+
+            // compute line breaks and visible lines give the current window width (nMax)
+            // the break indicators will be stored within each item (it->mbBreak)
+            mnCurLines = ImplCalcBreaks( nMax, nullptr, mbHorz );
+
+            // check for scrollbar buttons or dropdown menu
+            // (if a menu is enabled, this will be used to store clipped
+            //  items and no scroll buttons will appear)
+            if ( (!ImplIsFloatingMode() && (mnCurLines > mnVisLines) && mbScroll ) ||
+                IsMenuEnabled() )
+            {
+                // compute linebreaks again, incorporating scrollbar buttons
+                if( !IsMenuEnabled() )
+                {
+                    nMax -= TB_SPIN_SIZE+TB_SPIN_OFFSET;
+                    mnCurLines = ImplCalcBreaks( nMax, nullptr, mbHorz );
+                }
+
+                // compute scroll rectangles or menu button
+                if ( mbHorz )
+                {
+                    if( IsMenuEnabled() && !ImplHasExternalMenubutton() && !bIsInPopupMode )
+                    {
+                        if( !ImplIsFloatingMode() )
+                        {
+                            mpData->maMenubuttonItem.maRect.SetRight( mnDX - 2 );
+                            mpData->maMenubuttonItem.maRect.SetTop( nTop );
+                            mpData->maMenubuttonItem.maRect.SetBottom( mnDY-mnBottomBorder-TB_BORDER_OFFSET2-1 );
+                        }
+                        else
+                        {
+                            mpData->maMenubuttonItem.maRect.SetRight( mnDX - mnRightBorder-TB_BORDER_OFFSET1-1 );
+                            mpData->maMenubuttonItem.maRect.SetTop( nTop );
+                            mpData->maMenubuttonItem.maRect.SetBottom( mnDY-mnBottomBorder-TB_BORDER_OFFSET2-1 );
+                        }
+                        mpData->maMenubuttonItem.maRect.SetLeft( mpData->maMenubuttonItem.maRect.Right() - mpData->mnMenuButtonWidth );
+                    }
+                    else
+                    {
+                        maUpperRect.SetLeft( nLeft+nMax+TB_SPIN_OFFSET );
+                        maUpperRect.SetRight( maUpperRect.Left()+TB_SPIN_SIZE-1 );
+                        maUpperRect.SetTop( nTop );
+                        maLowerRect.SetBottom( mnDY-mnBottomBorder-TB_BORDER_OFFSET2-1 );
+                        maLowerRect.SetLeft( maUpperRect.Left() );
+                        maLowerRect.SetRight( maUpperRect.Right() );
+                        maUpperRect.SetBottom( maUpperRect.Top() +
+                                            (maLowerRect.Bottom()-maUpperRect.Top())/2 );
+                        maLowerRect.SetTop( maUpperRect.Bottom() );
+                    }
+                }
+                else
+                {
+                    if( IsMenuEnabled() && !ImplHasExternalMenubutton() && !bIsInPopupMode )
+                    {
+                        if( !ImplIsFloatingMode() )
+                        {
+                            mpData->maMenubuttonItem.maRect.SetBottom( mnDY - 2 );
+                            mpData->maMenubuttonItem.maRect.SetLeft( nLeft );
+                            mpData->maMenubuttonItem.maRect.SetRight( mnDX-mnRightBorder-TB_BORDER_OFFSET2-1 );
+                        }
+                        else
+                        {
+                            mpData->maMenubuttonItem.maRect.SetBottom( mnDY - mnBottomBorder-TB_BORDER_OFFSET1-1 );
+                            mpData->maMenubuttonItem.maRect.SetLeft( nLeft );
+                            mpData->maMenubuttonItem.maRect.SetRight( mnDX-mnRightBorder-TB_BORDER_OFFSET2-1 );
+                        }
+                        mpData->maMenubuttonItem.maRect.SetTop( mpData->maMenubuttonItem.maRect.Bottom() - mpData->mnMenuButtonWidth );
+                    }
+                    else
+                    {
+                        maUpperRect.SetTop( nTop+nMax+TB_SPIN_OFFSET );
+                        maUpperRect.SetBottom( maUpperRect.Top()+TB_SPIN_SIZE-1 );
+                        maUpperRect.SetLeft( nLeft );
+                        maLowerRect.SetRight( mnDX-mnRightBorder-TB_BORDER_OFFSET2-1 );
+                        maLowerRect.SetTop( maUpperRect.Top() );
+                        maLowerRect.SetBottom( maUpperRect.Bottom() );
+                        maUpperRect.SetRight( maUpperRect.Left() +
+                                            (maLowerRect.Right()-maUpperRect.Left())/2 );
+                        maLowerRect.SetLeft( maUpperRect.Right() );
+                    }
+                }
+            }
+
+            // no scrolling when there is a "more"-menu
+            // anything will "fit" in a single line then
+            if( IsMenuEnabled() )
+                mnCurLines = 1;
+
+            // determine the currently visible line
+            if ( mnVisLines >= mnCurLines )
+                mnCurLine = 1;
+            else if ( mnCurLine+mnVisLines-1 > mnCurLines )
+                mnCurLine = mnCurLines - (mnVisLines-1);
+
+            tools::Long firstItemCenter = 0;
+            for (auto & item : mpData->m_aItems)
+            {
+                item.mbShowWindow = false;
+
+                // check for line break and advance nX/nY accordingly
+                if ( item.mbBreak )
+                {
+                    nFormatLine++;
+
+                    // increment starting with the second line
+                    if ( nFormatLine > mnCurLine )
+                    {
+                        if ( mbHorz )
+                        {
+                            nX = nLeft;
+                            if ( mbLineSpacing )
+                                nY += nLineSize+TB_LINESPACING;
+                            else
+                                nY += nLineSize;
+                        }
+                        else
+                        {
+                            nY = nTop;
+                            if ( mbLineSpacing )
+                                nX += nLineSize+TB_LINESPACING;
+                            else
+                                nX += nLineSize;
+                        }
+                    }
+                }
+
+                if ( !item.mbVisible || (nFormatLine < mnCurLine) ||
+                     (nFormatLine > mnCurLine+mnVisLines-1) )
+                     // item is not visible
+                    item.maCalcRect = aEmptyRect;
+                else
+                {
+                    // 1. determine current item width/height
+                    // take window size and orientation into account, because this affects the size of item windows
+
+                    Size aCurrentItemSize( item.GetSize( mbHorz, mbScroll, nMax, Size(mnMaxItemWidth, mnMaxItemHeight) ) );
+
+                    // 2. position item rect and use size from step 1
+                    // items will be centered horizontally (if mbHorz) or vertically
+                    // advance nX and nY accordingly
+
+                    if ( mbHorz )
+                    {
+                        // In special mode Locked horizontal positions of all items remain unchanged.
+
+                        if ( mbIsArranged && meLayoutMode == ToolBoxLayoutMode::Locked && mnLines == 1 && item.maRect.Left() > 0 )
+                            nX = item.maRect.Left();
+                        item.maCalcRect.SetLeft( nX );
+
+                        // In special mode Locked first item's vertical position remains unchanged. Consecutive items vertical
+                        // positions are centered around first item's vertical position. If an item's height exceeds available
+                        // space, item's vertical position remains unchanged too.
+
+                        if ( mbIsArranged && meLayoutMode == ToolBoxLayoutMode::Locked && mnLines == 1 )
+                            if ( firstItemCenter > 0 )
+                                if ( firstItemCenter-aCurrentItemSize.Height()/2 > nY  )
+                                    item.maCalcRect.SetTop( firstItemCenter-aCurrentItemSize.Height()/2 );
+                                else
+                                    item.maCalcRect.SetTop( item.maRect.Top() );
+                            else
+                            {
+                                item.maCalcRect.SetTop( item.maRect.Top() );
+                                firstItemCenter = item.maRect.Top()+aCurrentItemSize.Height()/2;
+                            }
+                        else
+                            item.maCalcRect.SetTop( nY+(nLineSize-aCurrentItemSize.Height())/2 );
+                        item.maCalcRect.SetRight( nX+aCurrentItemSize.Width()-1 );
+                        item.maCalcRect.SetBottom( item.maCalcRect.Top()+aCurrentItemSize.Height()-1 );
+                        nX += aCurrentItemSize.Width();
+                    }
+                    else
+                    {
+                        item.maCalcRect.SetLeft( nX+(nLineSize-aCurrentItemSize.Width())/2 );
+                        item.maCalcRect.SetTop( nY );
+                        item.maCalcRect.SetRight( item.maCalcRect.Left()+aCurrentItemSize.Width()-1 );
+                        item.maCalcRect.SetBottom( nY+aCurrentItemSize.Height()-1 );
+                        nY += aCurrentItemSize.Height();
+                    }
+                }
+
+                // position window items into calculated item rect
+                if ( item.mpWindow )
+                {
+                    if ( item.mbShowWindow )
+                    {
+                        Point aPos( item.maCalcRect.Left(), item.maCalcRect.Top() );
+
+                        assert( item.maCalcRect.Top() >= 0 );
+
+                        item.mpWindow->SetPosPixel( aPos );
+                        item.mpWindow->Show();
+                    }
+                    else
+                        item.mpWindow->Hide();
+                }
+            } // end of loop over all items
+            mbIsArranged = true;
+        }
+        else
+            // we have no toolbox items
+            mnCurLines = 1;
+
+        if( IsMenuEnabled() && ImplIsFloatingMode() && !ImplHasExternalMenubutton() && !bIsInPopupMode )
+        {
+            // custom menu will be the last button in floating mode
+            ImplToolItem &rIt = mpData->maMenubuttonItem;
+
+            if ( mbHorz )
+            {
+                rIt.maRect.SetLeft( nX+TB_MENUBUTTON_OFFSET );
+                rIt.maRect.SetTop( nY );
+                rIt.maRect.SetRight( rIt.maRect.Left() + mpData->mnMenuButtonWidth );
+                rIt.maRect.SetBottom( nY+nLineSize-1 );
+                nX += rIt.maItemSize.Width();
+            }
+            else
+            {
+                rIt.maRect.SetLeft( nX );
+                rIt.maRect.SetTop( nY+TB_MENUBUTTON_OFFSET );
+                rIt.maRect.SetRight( nX+nLineSize-1 );
+                rIt.maRect.SetBottom( rIt.maRect.Top() + mpData->mnMenuButtonWidth );
+                nY += rIt.maItemSize.Height();
+            }
+        }
+
+        // if toolbox visible trigger paint for changed regions
+        if ( IsVisible() && !mbFullPaint )
+        {
+            if ( bMustFullPaint )
+            {
+                maPaintRect = tools::Rectangle( mnLeftBorder, mnTopBorder,
+                                         mnDX-mnRightBorder, mnDY-mnBottomBorder );
+            }
+            else
+            {
+                if ( aOldLowerRect != maLowerRect )
+                {
+                    maPaintRect.Union( maLowerRect );
+                    maPaintRect.Union( aOldLowerRect );
+                }
+                if ( aOldUpperRect != maUpperRect )
+                {
+                    maPaintRect.Union( maUpperRect );
+                    maPaintRect.Union( aOldUpperRect );
+                }
+                if ( aOldMenubuttonRect != mpData->maMenubuttonItem.maRect )
+                {
+                    maPaintRect.Union( mpData->maMenubuttonItem.maRect );
+                    maPaintRect.Union( aOldMenubuttonRect );
+                }
+                if ( pWrapper && aOldDragRect != pWrapper->GetDragArea() )
+                {
+                    maPaintRect.Union( pWrapper->GetDragArea() );
+                    maPaintRect.Union( aOldDragRect );
+                }
+
+                for (auto const& item : mpData->m_aItems)
+                {
+                    if ( item.maRect != item.maCalcRect )
+                    {
+                        maPaintRect.Union( item.maRect );
+                        maPaintRect.Union( item.maCalcRect );
+                    }
+                }
+            }
+
+            Invalidate( maPaintRect );
+        }
+
+        // store the new calculated item rects
+        maPaintRect = aEmptyRect;
+        for (auto & item : mpData->m_aItems)
+            item.maRect = item.maCalcRect;
+    }
+
+    // indicate formatting is done
+    mbFormat = false;
+}
+
+IMPL_LINK_NOARG(ToolBox, ImplDropdownLongClickHdl, Timer *, void)
+{
+    if (mnCurPos == ITEM_NOTFOUND ||
+        !(mpData->m_aItems[ mnCurPos ].mnBits & ToolBoxItemBits::DROPDOWN))
+        return;
+
+    mpData->mbDropDownByKeyboard = false;
+    mpData->maDropdownClickHdl.Call( this );
+
+    // do not reset data if the dropdown handler opened a floating window
+    // see ImplFloatControl()
+    if( !mpFloatWin )
+    {
+        // no floater was opened
+        Deactivate();
+        InvalidateItem(mnCurPos);
+
+        mnCurPos         = ITEM_NOTFOUND;
+        mnCurItemId      = ToolBoxItemId(0);
+        mnDownItemId     = ToolBoxItemId(0);
+        mnMouseModifier  = 0;
+        mnHighItemId     = ToolBoxItemId(0);
+    }
+}
+
+IMPL_LINK_NOARG(ToolBox, ImplUpdateHdl, Timer *, void)
+{
+
+    if( mbFormat && mpData )
+        ImplFormat();
+}
+
+static void ImplDrawMoreIndicator(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
+{
+    const Image pImage(StockImage::Yes, CHEVRON);
+    Size aImageSize = pImage.GetSizePixel();
+    tools::Long x = rRect.Left() + (rRect.getWidth() - aImageSize.Width())/2;
+    tools::Long y = rRect.Top() + (rRect.getHeight() - aImageSize.Height())/2;
+    DrawImageFlags nImageStyle = DrawImageFlags::NONE;
+
+    rRenderContext.DrawImage(Point(x,y), pImage, nImageStyle);
+}
+
+static void ImplDrawDropdownArrow(vcl::RenderContext& rRenderContext, const tools::Rectangle& rDropDownRect, bool bSetColor, bool bRotate )
+{
+    bool bLineColor = rRenderContext.IsLineColor();
+    bool bFillColor = rRenderContext.IsFillColor();
+    Color aOldFillColor = rRenderContext.GetFillColor();
+    Color aOldLineColor = rRenderContext.GetLineColor();
+    rRenderContext.SetLineColor();
+
+    if ( bSetColor )
+    {
+        if (rRenderContext.GetSettings().GetStyleSettings().GetFaceColor().IsDark())
+            rRenderContext.SetFillColor(COL_WHITE);
+        else
+            rRenderContext.SetFillColor(COL_BLACK);
+    }
+
+    tools::Polygon aPoly(4);
+
+    // the assumption is, that the width always specifies the size of the expected arrow.
+    const tools::Long nMargin = round(2 * rRenderContext.GetDPIScaleFactor());
+    const tools::Long nSize = rDropDownRect.getWidth() - 2 * nMargin;
+    const tools::Long nHalfSize = (nSize + 1) / 2;
+    const tools::Long x = rDropDownRect.Left() + nMargin + (bRotate ? (rDropDownRect.getWidth() - nHalfSize) / 2 : 0);
+    const tools::Long y = rDropDownRect.Top() + nMargin + (rDropDownRect.getHeight() - (bRotate ? nSize : nHalfSize)) / 2;
+
+    aPoly.SetPoint(Point(x, y), 0);
+    if (bRotate) // >
+    {
+        aPoly.SetPoint(Point(x, y + nSize), 1);
+        aPoly.SetPoint(Point(x + nHalfSize, y + nHalfSize), 2);
+    }
+    else // v
+    {
+        aPoly.SetPoint(Point(x + nHalfSize, y + nHalfSize), 1);
+        aPoly.SetPoint(Point(x + nSize, y), 2);
+    }
+    aPoly.SetPoint(Point(x, y), 3);
+
+    auto aaflags = rRenderContext.GetAntialiasing();
+    rRenderContext.SetAntialiasing(AntialiasingFlags::Enable);
+    rRenderContext.DrawPolygon( aPoly );
+    rRenderContext.SetAntialiasing(aaflags);
+
+    if( bFillColor )
+        rRenderContext.SetFillColor(aOldFillColor);
+    else
+        rRenderContext.SetFillColor();
+    if( bLineColor )
+        rRenderContext.SetLineColor(aOldLineColor);
+    else
+        rRenderContext.SetLineColor();
+}
+
+void ToolBox::ImplDrawMenuButton(vcl::RenderContext& rRenderContext, bool bHighlight)
+{
+    if (mpData->maMenubuttonItem.maRect.IsEmpty())
+        return;
+
+    // #i53937# paint menu button only if necessary
+    if (!ImplHasClippedItems())
+        return;
+
+    // execute pending paint requests
+    ImplCheckUpdate();
+
+    rRenderContext.Push(vcl::PushFlags::FILLCOLOR | vcl::PushFlags::LINECOLOR);
+
+    // draw the 'more' indicator / button (>>)
+    ImplErase(rRenderContext, mpData->maMenubuttonItem.maRect, bHighlight);
+
+    if (bHighlight)
+        ImplDrawButton(rRenderContext, mpData->maMenubuttonItem.maRect, 2, false, true, false );
+
+    if (ImplHasClippedItems())
+        ImplDrawMoreIndicator(rRenderContext, mpData->maMenubuttonItem.maRect);
+
+    // store highlight state
+    mpData->mbMenubuttonSelected = bHighlight;
+
+    // restore colors
+    rRenderContext.Pop();
+}
+
+void ToolBox::ImplDrawSpin(vcl::RenderContext& rRenderContext)
+{
+    bool    bTmpUpper;
+    bool    bTmpLower;
+
+    if ( maUpperRect.IsEmpty() || maLowerRect.IsEmpty() )
+        return;
+
+    bTmpUpper = mnCurLine > 1;
+
+    bTmpLower = mnCurLine+mnVisLines-1 < mnCurLines;
+
+    if ( !IsEnabled() )
+    {
+        bTmpUpper = false;
+        bTmpLower = false;
+    }
+
+    ImplDrawUpDownButtons(rRenderContext, maUpperRect, maLowerRect,
+                          false/*bUpperIn*/, false/*bLowerIn*/, bTmpUpper, bTmpLower, !mbHorz);
+}
+
+void ToolBox::ImplDrawSeparator(vcl::RenderContext& rRenderContext, ImplToolItems::size_type nPos, const tools::Rectangle& rRect)
+{
+    if ( nPos >= mpData->m_aItems.size() - 1 )
+        // no separator if it's the last item
+        return;
+
+    ImplToolItem* pItem = &mpData->m_aItems[nPos];
+    ImplToolItem* pPreviousItem = &mpData->m_aItems[nPos-1];
+    ImplToolItem* pNextItem = &mpData->m_aItems[nPos+1];
+
+    if ( ( pPreviousItem->mbShowWindow && pNextItem->mbShowWindow ) || pNextItem->mbBreak )
+        // no separator between two windows or before a break
+        return;
+
+    bool bNativeOk = false;
+    ControlPart nPart = IsHorizontal() ? ControlPart::SeparatorVert : ControlPart::SeparatorHorz;
+    if (rRenderContext.IsNativeControlSupported(ControlType::Toolbar, nPart))
+    {
+        ImplControlValue aControlValue;
+        bNativeOk = rRenderContext.DrawNativeControl(ControlType::Toolbar, nPart, rRect, ControlState::NONE, aControlValue, OUString());
+    }
+
+    /* Draw the widget only if it can't be drawn natively. */
+    if (bNativeOk)
+        return;
+
+    tools::Long nCenterPos, nSlim;
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+    rRenderContext.SetLineColor(rStyleSettings.GetSeparatorColor());
+    if (IsHorizontal())
+    {
+        nSlim = (pItem->maRect.Bottom() - pItem->maRect.Top ()) / 4;
+        nCenterPos = pItem->maRect.Center().X();
+        rRenderContext.DrawLine(Point(nCenterPos, pItem->maRect.Top() + nSlim),
+                                Point(nCenterPos, pItem->maRect.Bottom() - nSlim));
+    }
+    else
+    {
+        nSlim = (pItem->maRect.Right() - pItem->maRect.Left ()) / 4;
+        nCenterPos = pItem->maRect.Center().Y();
+        rRenderContext.DrawLine(Point(pItem->maRect.Left() + nSlim, nCenterPos),
+                                Point(pItem->maRect.Right() - nSlim, nCenterPos));
+    }
+}
+
+void ToolBox::ImplDrawButton(vcl::RenderContext& rRenderContext, const tools::Rectangle &rRect, sal_uInt16 highlight,
+                             bool bChecked, bool bEnabled, bool bIsWindow )
+{
+    // draws toolbar button background either native or using a coloured selection
+    // if bIsWindow is true, the corresponding item is a control and only a selection border will be drawn
+
+    bool bNativeOk = false;
+    if( !bIsWindow && rRenderContext.IsNativeControlSupported( ControlType::Toolbar, ControlPart::Button ) )
+    {
+        ImplControlValue    aControlValue;
+        ControlState        nState = ControlState::NONE;
+
+        if ( highlight == 1 )   nState |= ControlState::PRESSED;
+        if ( highlight == 2 )     nState |= ControlState::ROLLOVER;
+        if ( bEnabled )         nState |= ControlState::ENABLED;
+
+        aControlValue.setTristateVal( bChecked ? ButtonValue::On : ButtonValue::Off );
+
+        bNativeOk = rRenderContext.DrawNativeControl( ControlType::Toolbar, ControlPart::Button,
+                                              rRect, nState, aControlValue, OUString() );
+    }
+
+    if (!bNativeOk)
+        vcl::RenderTools::DrawSelectionBackground(rRenderContext, *this, rRect, bIsWindow ? 3 : highlight,
+                                                  bChecked, true, bIsWindow, nullptr, 2);
+}
+
+void ToolBox::ImplDrawItem(vcl::RenderContext& rRenderContext, ImplToolItems::size_type nPos, sal_uInt16 nHighlight)
+{
+    if (nPos >= mpData->m_aItems.size())
+        return;
+
+    // execute pending paint requests
+    ImplCheckUpdate();
+
+    rRenderContext.SetFillColor();
+
+    ImplToolItem* pItem = &mpData->m_aItems[nPos];
+
+    if (!pItem->mbEnabled)
+        nHighlight = 0;
+
+    // if the rectangle is outside visible area
+    if (pItem->maRect.IsEmpty())
+        return;
+
+    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+
+    // no gradient background for items that have a popup open
+    bool bHasOpenPopup = mpFloatWin && (mnDownItemId==pItem->mnId);
+
+    bool bHighContrastWhite = false;
+    // check the face color as highcontrast indicator
+    // because the toolbox itself might have a gradient
+    if (rStyleSettings.GetFaceColor() == COL_WHITE)
+        bHighContrastWhite = true;
+
+    // Compute buttons area.
+    Size    aBtnSize    = pItem->maRect.GetSize();
+
+    /* Compute the button/separator rectangle here, we'll need it for
+     * both the buttons and the separators. */
+    tools::Rectangle aButtonRect( pItem->maRect.TopLeft(), aBtnSize );
+    tools::Long    nOffX       = SMALLBUTTON_OFF_NORMAL_X;
+    tools::Long    nOffY       = SMALLBUTTON_OFF_NORMAL_Y;
+    tools::Long    nImageOffX  = 0;
+    tools::Long    nImageOffY  = 0;
+    DrawButtonFlags nStyle      = DrawButtonFlags::NONE;
+
+    // draw separators
+    if ( (pItem->meType == ToolBoxItemType::SEPARATOR) && nPos > 0 )
+    {
+        ImplDrawSeparator(rRenderContext, nPos, aButtonRect);
+    }
+
+    // do nothing if item is no button or will be displayed as window
+    if ( (pItem->meType != ToolBoxItemType::BUTTON) || pItem->mbShowWindow )
+        return;
+
+    if ( pItem->meState == TRISTATE_TRUE )
+    {
+        nStyle |= DrawButtonFlags::Checked;
+    }
+    else if ( pItem->meState == TRISTATE_INDET )
+    {
+        nStyle |= DrawButtonFlags::DontKnow;
+    }
+    if ( nHighlight == 1 )
+    {
+        nStyle |= DrawButtonFlags::Pressed;
+    }
+
+    ImplErase(rRenderContext, pItem->maRect, nHighlight != 0, bHasOpenPopup );
+
+    nOffX += pItem->maRect.Left();
+    nOffY += pItem->maRect.Top();
+
+    // determine what has to be drawn on the button: image, text or both
+    bool bImage;
+    bool bText;
+    ButtonType tmpButtonType = determineButtonType( pItem, meButtonType ); // default to toolbox setting
+    pItem->DetermineButtonDrawStyle( tmpButtonType, bImage, bText );
+
+    // compute output values
+    tools::Long    nBtnWidth = aBtnSize.Width()-SMALLBUTTON_HSIZE;
+    tools::Long    nBtnHeight = aBtnSize.Height()-SMALLBUTTON_VSIZE;
+    Size    aImageSize;
+
+    const bool bDropDown = (pItem->mnBits & ToolBoxItemBits::DROPDOWN) == ToolBoxItemBits::DROPDOWN;
+    tools::Rectangle aDropDownRect;
+    if (bDropDown)
+        aDropDownRect = pItem->GetDropDownRect(mbHorz);
+
+    if ( bImage )
+    {
+        const Image* pImage = &(pItem->maImage);
+        aImageSize = pImage->GetSizePixel();
+
+        // determine drawing flags
+        DrawImageFlags nImageStyle = DrawImageFlags::NONE;
+
+        if ( !pItem->mbEnabled || !IsEnabled() )
+            nImageStyle |= DrawImageFlags::Disable;
+
+        // #i35563# the dontknow state indicates different states at the same time
+        // which should not be rendered disabled but normal
+
+        // draw the image
+        nImageOffX = nOffX;
+        nImageOffY = nOffY;
+        if ( ( (pItem->mnBits & (ToolBoxItemBits::LEFT|ToolBoxItemBits::DROPDOWN)) || bText )
+            && ( meTextPosition == ToolBoxTextPosition::Right ) )
+        {
+            // left align also to leave space for drop down arrow
+            // and when drawing text+image
+            // just center in y, except for vertical (ie rotated text)
+            if( mbHorz || !bText )
+                nImageOffY += (nBtnHeight-aImageSize.Height())/2;
+        }
+        else
+        {
+            nImageOffX += (nBtnWidth-(bDropDown ? aDropDownRect.getWidth() : 0)+SMALLBUTTON_OFF_NORMAL_X-aImageSize.Width())/2;
+            if ( meTextPosition == ToolBoxTextPosition::Right )
+                nImageOffY += (nBtnHeight-aImageSize.Height())/2;
+        }
+        if ( nHighlight != 0 || (pItem->meState == TRISTATE_TRUE) )
+        {
+            if( bHasOpenPopup )
+                ImplDrawFloatwinBorder(rRenderContext, pItem);
+            else
+                ImplDrawButton(rRenderContext, aButtonRect, nHighlight, pItem->meState == TRISTATE_TRUE,
+                               pItem->mbEnabled && IsEnabled(), pItem->mbShowWindow);
+
+            if( nHighlight != 0 )
+            {
+                if( bHighContrastWhite )
+                    nImageStyle |= DrawImageFlags::ColorTransform;
+            }
+        }
+        rRenderContext.DrawImage(Point( nImageOffX, nImageOffY ), *pImage, nImageStyle);
+    }
+
+    // draw the text
+    bool bRotate = false;
+    if ( bText )
+    {
+        const Size aTxtSize(GetOutDev()->GetCtrlTextWidth(pItem->maText), GetTextHeight());
+        tools::Long nTextOffX = nOffX;
+        tools::Long nTextOffY = nOffY;
+
+        // rotate text when vertically docked
+        vcl::Font aOldFont = rRenderContext.GetFont();
+        if( pItem->mbVisibleText && !ImplIsFloatingMode() &&
+            ((meAlign == WindowAlign::Left) || (meAlign == WindowAlign::Right)) )
+        {
+            bRotate = true;
+
+            vcl::Font aRotateFont = aOldFont;
+            aRotateFont.SetOrientation( 2700_deg10 );
+
+            // center horizontally
+            nTextOffX += aTxtSize.Height();
+            nTextOffX += (nBtnWidth-aTxtSize.Height())/2;
+
+            // add in image offset
+            if( bImage )
+                nTextOffY = nImageOffY + aImageSize.Height() + TB_IMAGETEXTOFFSET;
+
+            rRenderContext.SetFont(aRotateFont);
+        }
+        else
+        {
+            if ( meTextPosition == ToolBoxTextPosition::Right )
+            {
+                // center vertically
+                nTextOffY += (nBtnHeight-aTxtSize.Height())/2;
+
+                // add in image offset
+                if( bImage )
+                    nTextOffX = nImageOffX + aImageSize.Width() + TB_IMAGETEXTOFFSET;
+            }
+            else
+            {
+                // center horizontally
+                nTextOffX += (nBtnWidth-(bDropDown ? aDropDownRect.getWidth() : 0)+SMALLBUTTON_OFF_NORMAL_X-aTxtSize.Width() - TB_IMAGETEXTOFFSET)/2;
+                // set vertical position
+                nTextOffY += nBtnHeight - aTxtSize.Height();
+            }
+        }
+
+        // draw selection only if not already drawn during image output (see above)
+        if ( !bImage && (nHighlight != 0 || (pItem->meState == TRISTATE_TRUE) ) )
+        {
+            if( bHasOpenPopup )
+                ImplDrawFloatwinBorder(rRenderContext, pItem);
+            else
+                ImplDrawButton(rRenderContext, pItem->maRect, nHighlight, pItem->meState == TRISTATE_TRUE,
+                               pItem->mbEnabled && IsEnabled(), pItem->mbShowWindow );
+        }
+
+        DrawTextFlags nTextStyle = DrawTextFlags::NONE;
+        if ( !pItem->mbEnabled )
+            nTextStyle |= DrawTextFlags::Disable;
+        rRenderContext.DrawCtrlText( Point( nTextOffX, nTextOffY ), pItem->maText,
+                      0, pItem->maText.getLength(), nTextStyle );
+        if ( bRotate )
+            SetFont( aOldFont );
+    }
+
+    // paint optional drop down arrow
+    if (!bDropDown)
+        return;
+
+    bool bSetColor = true;
+    if ( !pItem->mbEnabled || !IsEnabled() )
+    {
+        bSetColor = false;
+        rRenderContext.SetFillColor(rStyleSettings.GetShadowColor());
+    }
+
+    // dropdown only will be painted without inner border
+    if( (pItem->mnBits & ToolBoxItemBits::DROPDOWNONLY) != ToolBoxItemBits::DROPDOWNONLY )
+    {
+        ImplErase(rRenderContext, aDropDownRect, nHighlight != 0, bHasOpenPopup);
+
+        if( nHighlight != 0 || (pItem->meState == TRISTATE_TRUE) )
+        {
+            if( bHasOpenPopup )
+                ImplDrawFloatwinBorder(rRenderContext, pItem);
+            else
+                ImplDrawButton(rRenderContext, aDropDownRect, nHighlight, pItem->meState == TRISTATE_TRUE,
+                               pItem->mbEnabled && IsEnabled(), false);
+        }
+    }
+    ImplDrawDropdownArrow(rRenderContext, aDropDownRect, bSetColor, bRotate);
+}
+
+void ToolBox::ImplDrawFloatwinBorder(vcl::RenderContext& rRenderContext, ImplToolItem const * pItem)
+{
+    if ( pItem->maRect.IsEmpty() )
+        return;
+
+    tools::Rectangle aRect( mpFloatWin->ImplGetItemEdgeClipRect() );
+    aRect.SetPos( AbsoluteScreenToOutputPixel( aRect.TopLeft() ) );
+    rRenderContext.SetLineColor(rRenderContext.GetSettings().GetStyleSettings().GetShadowColor());
+    Point p1, p2;
+
+    p1 = pItem->maRect.TopLeft();
+    p1.AdjustX( 1 );
+    p2 = pItem->maRect.TopRight();
+    p2.AdjustX( -1 );
+    rRenderContext.DrawLine( p1, p2);
+    p1 = pItem->maRect.BottomLeft();
+    p1.AdjustX( 1 );
+    p2 = pItem->maRect.BottomRight();
+    p2.AdjustX( -1 );
+    rRenderContext.DrawLine( p1, p2);
+
+    p1 = pItem->maRect.TopLeft();
+    p1.AdjustY( 1 );
+    p2 = pItem->maRect.BottomLeft();
+    p2.AdjustY( -1 );
+    rRenderContext.DrawLine( p1, p2);
+    p1 = pItem->maRect.TopRight();
+    p1.AdjustY( 1 );
+    p2 = pItem->maRect.BottomRight();
+    p2.AdjustY( -1 );
+    rRenderContext.DrawLine( p1, p2);
+
+}
+
+void ToolBox::ImplFloatControl( bool bStart, FloatingWindow* pFloatWindow )
+{
+
+    if ( bStart )
+    {
+        mpFloatWin = pFloatWindow;
+
+        // redraw item, to trigger drawing of a special border
+        InvalidateItem(mnCurPos);
+
+        mbDrag = false;
+        EndTracking();
+        if (IsMouseCaptured())
+            ReleaseMouse();
+    }
+    else
+    {
+        mpFloatWin = nullptr;
+
+        // if focus is still in this toolbox, then the floater was opened by keyboard
+        // draw current item with highlight and keep old state
+        bool bWasKeyboardActivate = mpData->mbDropDownByKeyboard;
+
+        if ( mnCurPos != ITEM_NOTFOUND )
+            InvalidateItem(mnCurPos);
+        Deactivate();
+
+        if( !bWasKeyboardActivate )
+        {
+            mnCurPos = ITEM_NOTFOUND;
+            mnCurItemId = ToolBoxItemId(0);
+            mnHighItemId = ToolBoxItemId(0);
+        }
+        mnDownItemId = ToolBoxItemId(0);
+
+    }
+}
+
+void ToolBox::ShowLine( bool bNext )
+{
+    mbFormat = true;
+
+    if ( bNext )
+        mnCurLine++;
+    else
+        mnCurLine--;
+
+    ImplFormat();
+}
+
+bool ToolBox::ImplHandleMouseMove( const MouseEvent& rMEvt, bool bRepeat )
+{
+    Point aMousePos = rMEvt.GetPosPixel();
+
+    if ( !mpData )
+        return false;
+
+    // ToolBox active?
+    if ( mbDrag && mnCurPos != ITEM_NOTFOUND )
+    {
+        // is the cursor over the item?
+        ImplToolItem* pItem = &mpData->m_aItems[mnCurPos];
+        if ( pItem->maRect.Contains( aMousePos ) )
+        {
+            if ( !mnCurItemId )
+            {
+                InvalidateItem(mnCurPos);
+                mnCurItemId = pItem->mnId;
+                Highlight();
+            }
+
+            if ( (pItem->mnBits & ToolBoxItemBits::REPEAT) && bRepeat )
+                Select();
+        }
+        else
+        {
+            if ( mnCurItemId )
+            {
+                InvalidateItem(mnCurPos);
+                mnCurItemId = ToolBoxItemId(0);
+                InvalidateItem(mnCurPos);
+                Highlight();
+            }
+        }
+
+        return true;
+    }
+
+    if ( mbUpper )
+    {
+        bool bNewIn = maUpperRect.Contains( aMousePos );
+        if ( bNewIn != mbIn )
+        {
+            mbIn = bNewIn;
+            InvalidateSpin(true, false);
+        }
+        return true;
+    }
+
+    if ( mbLower )
+    {
+        bool bNewIn = maLowerRect.Contains( aMousePos );
+        if ( bNewIn != mbIn )
+        {
+            mbIn = bNewIn;
+            InvalidateSpin(false);
+        }
+        return true;
+    }
+
+    return false;
+}
+
+bool ToolBox::ImplHandleMouseButtonUp( const MouseEvent& rMEvt, bool bCancel )
+{
+    if ( !mpData )
+        return false;
+
+    // stop eventual running dropdown timer
+    if( mnCurPos < mpData->m_aItems.size() &&
+        (mpData->m_aItems[mnCurPos].mnBits & ToolBoxItemBits::DROPDOWN ) )
+    {
+        mpData->maDropdownTimer.Stop();
+    }
+
+    if ( mbDrag )
+    {
+        Deactivate();
+
+        if ( mbDrag )
+            mbDrag = false;
+        else
+        {
+            if ( mnCurPos == ITEM_NOTFOUND )
+                return true;
+        }
+
+        // has mouse been released on top of item?
+        if( mnCurPos < mpData->m_aItems.size() )
+        {
+            ImplToolItem* pItem = &mpData->m_aItems[mnCurPos];
+            if ( pItem->maRect.Contains( rMEvt.GetPosPixel() ) )
+            {
+                mnCurItemId = pItem->mnId;
+                if ( !bCancel )
+                {
+                    // execute AutoCheck if required
+                    if ( pItem->mnBits & ToolBoxItemBits::AUTOCHECK )
+                    {
+                        if ( pItem->mnBits & ToolBoxItemBits::RADIOCHECK )
+                        {
+                            if ( pItem->meState != TRISTATE_TRUE )
+                                SetItemState( pItem->mnId, TRISTATE_TRUE );
+                        }
+                        else
+                        {
+                            if ( pItem->meState != TRISTATE_TRUE )
+                                pItem->meState = TRISTATE_TRUE;
+                            else
+                                pItem->meState = TRISTATE_FALSE;
+                        }
+                    }
+
+                    // do not call Select when Repeat is active, as in this
+                    // case that was triggered already in MouseButtonDown
+                    if ( !(pItem->mnBits & ToolBoxItemBits::REPEAT) )
+                    {
+                        // prevent from being destroyed in the select handler
+                        VclPtr<vcl::Window> xWindow = this;
+                        Select();
+                        if ( xWindow->isDisposed() )
+                            return true;
+                    }
+                }
+
+                {
+                }
+
+                // Items not destroyed, in Select handler
+                if ( mnCurItemId )
+                {
+                    // Get current pos for the case that items are inserted/removed
+                    // in the toolBox
+                    mnCurPos = GetItemPos( mnCurItemId );
+                    if ( mnCurPos != ITEM_NOTFOUND )
+                    {
+                        InvalidateItem(mnCurPos);
+                        GetOutDev()->Flush();
+                    }
+                }
+            }
+        }
+
+        mnCurPos         = ITEM_NOTFOUND;
+        mnCurItemId      = ToolBoxItemId(0);
+        mnDownItemId     = ToolBoxItemId(0);
+        mnMouseModifier  = 0;
+        return true;
+    }
+    else if ( mbUpper || mbLower )
+    {
+        if ( mbIn )
+            ShowLine( !mbUpper );
+        mbUpper = false;
+        mbLower = false;
+        mbIn    = false;
+        InvalidateSpin();
+        return true;
+    }
+
+    return false;
+}
+
+void ToolBox::MouseMove( const MouseEvent& rMEvt )
+{
+    // pressing a modifier generates synthetic mouse moves
+    // ignore it if keyboard selection is active
+    if( HasFocus() && ( rMEvt.GetMode() & MouseEventModifiers::MODIFIERCHANGED ) )
+        return;
+
+    if ( ImplHandleMouseMove( rMEvt ) )
+        return;
+
+    Point aMousePos = rMEvt.GetPosPixel();
+
+    // only highlight when the focus is not inside a child window of a toolbox
+    // eg, in an edit control
+    // and do not highlight when focus is in a different toolbox
+    bool bDrawHotSpot = true;
+    vcl::Window *pFocusWin = Application::GetFocusWindow();
+
+    bool bFocusWindowIsAToolBoxChild = false;
+    if (pFocusWin)
+    {
+        vcl::Window *pWin = pFocusWin->GetParent();
+        while (pWin)
+        {
+            if(pWin->ImplGetWindowImpl() && pWin->ImplGetWindowImpl()->mbToolBox)
+            {
+                bFocusWindowIsAToolBoxChild = true;
+                break;
+            }
+            pWin = pWin->GetParent();
+        }
+    }
+
+    if( bFocusWindowIsAToolBoxChild || (pFocusWin && pFocusWin->ImplGetWindowImpl() && pFocusWin->ImplGetWindowImpl()->mbToolBox && pFocusWin != this) )
+        bDrawHotSpot = false;
+
+    if ( mbDragging )
+    {
+        ImplTBDragMgr* pMgr = ImplGetTBDragMgr();
+        pMgr->Dragging( aMousePos );
+        return;
+    }
+
+    PointerStyle eStyle = PointerStyle::Arrow;
+
+    // change mouse cursor over drag area
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper && pWrapper->GetDragArea().Contains( rMEvt.GetPosPixel() ) )
+        eStyle = PointerStyle::Move;
+
+    if ( (mnWinStyle & TB_WBLINESIZING) == TB_WBLINESIZING )
+    {
+        if ( rMEvt.GetMode() & MouseEventModifiers::SIMPLEMOVE )
+        {
+            sal_uInt16 nLinePtr = ImplTestLineSize( rMEvt.GetPosPixel() );
+            if ( nLinePtr & DOCK_LINEHSIZE )
+            {
+                if ( meAlign == WindowAlign::Left )
+                    eStyle = PointerStyle::WindowESize;
+                else
+                    eStyle = PointerStyle::WindowWSize;
+            }
+            else if ( nLinePtr & DOCK_LINEVSIZE )
+            {
+                if ( meAlign == WindowAlign::Top )
+                    eStyle = PointerStyle::WindowSSize;
+                else
+                    eStyle = PointerStyle::WindowNSize;
+            }
+        }
+    }
+
+    if ( bDrawHotSpot )
+    {
+        bool bClearHigh = true;
+        if ( !rMEvt.IsLeaveWindow() && (mnCurPos == ITEM_NOTFOUND) )
+        {
+            ImplToolItems::size_type nTempPos = 0;
+            for (auto const& item : mpData->m_aItems)
+            {
+                if ( item.maRect.Contains( aMousePos ) )
+                {
+                    if ( (item.meType == ToolBoxItemType::BUTTON) && item.mbEnabled )
+                    {
+                        bClearHigh = false;
+                        if ( mnHighItemId != item.mnId )
+                        {
+                            if ( mnHighItemId )
+                            {
+                                ImplHideFocus();
+                                ImplToolItems::size_type nPos = GetItemPos( mnHighItemId );
+                                InvalidateItem(nPos);
+                                CallEventListeners( VclEventId::ToolboxHighlightOff, reinterpret_cast< void* >( nPos ) );
+                            }
+                            if ( mpData->mbMenubuttonSelected )
+                            {
+                                // remove highlight from menubutton
+                                InvalidateMenuButton();
+                            }
+                            mnHighItemId = item.mnId;
+                            InvalidateItem(nTempPos);
+                            ImplShowFocus();
+                            CallEventListeners( VclEventId::ToolboxHighlight );
+                        }
+                    }
+                    break;
+                }
+                ++nTempPos;
+            }
+        }
+
+        // only clear highlight when focus is not in toolbar
+        bool bMenuButtonHit = mpData->maMenubuttonItem.maRect.Contains( aMousePos ) && ImplHasClippedItems();
+        if ( !HasFocus() && (bClearHigh || bMenuButtonHit) )
+        {
+            if ( !bMenuButtonHit && mpData->mbMenubuttonSelected )
+            {
+                // remove highlight from menubutton
+                InvalidateMenuButton();
+            }
+
+            if( mnHighItemId )
+            {
+                ImplToolItems::size_type nClearPos = GetItemPos( mnHighItemId );
+                if ( nClearPos != ITEM_NOTFOUND )
+                {
+                    InvalidateItem(nClearPos);
+                    if( nClearPos != mnCurPos )
+                        CallEventListeners( VclEventId::ToolboxHighlightOff, reinterpret_cast< void* >( nClearPos ) );
+                }
+                ImplHideFocus();
+                mnHighItemId = ToolBoxItemId(0);
+            }
+
+            if( bMenuButtonHit )
+            {
+                InvalidateMenuButton();
+            }
+        }
+    }
+
+    if ( meLastStyle != eStyle )
+    {
+        meLastStyle = eStyle;
+        SetPointer( eStyle );
+    }
+
+    DockingWindow::MouseMove( rMEvt );
+}
+
+void ToolBox::MouseButtonDown( const MouseEvent& rMEvt )
+{
+    // only trigger toolbox for left mouse button and when
+    // we're not in normal operation
+    if ( rMEvt.IsLeft() && !mbDrag && (mnCurPos == ITEM_NOTFOUND) )
+    {
+        // call activate already here, as items could
+        // be exchanged
+        Activate();
+
+        // update ToolBox here, such that user knows it
+        if ( mbFormat )
+        {
+            ImplFormat();
+            PaintImmediately();
+        }
+
+        Point  aMousePos = rMEvt.GetPosPixel();
+        ImplToolItems::size_type i = 0;
+        ImplToolItems::size_type nNewPos = ITEM_NOTFOUND;
+
+        // search for item that was clicked
+        for (auto const& item : mpData->m_aItems)
+        {
+            // is this the item?
+            if ( item.maRect.Contains( aMousePos ) )
+            {
+                // do nothing if it is a separator or
+                // if the item has been disabled
+                if ( (item.meType == ToolBoxItemType::BUTTON) &&
+                     !item.mbShowWindow )
+                    nNewPos = i;
+
+                break;
+            }
+
+            i++;
+        }
+
+        // item found
+        if ( nNewPos != ITEM_NOTFOUND )
+        {
+            if ( !mpData->m_aItems[nNewPos].mbEnabled )
+            {
+                Deactivate();
+                return;
+            }
+
+            // update actual data
+            StartTrackingFlags nTrackFlags = StartTrackingFlags::NONE;
+            mnCurPos         = i;
+            mnCurItemId      = mpData->m_aItems[nNewPos].mnId;
+            mnDownItemId     = mnCurItemId;
+            mnMouseModifier  = rMEvt.GetModifier();
+            if ( mpData->m_aItems[nNewPos].mnBits & ToolBoxItemBits::REPEAT )
+                nTrackFlags |= StartTrackingFlags::ButtonRepeat;
+
+            // update bDrag here, as it is evaluated in the EndSelection
+            mbDrag = true;
+
+            // on double-click: only call the handler, but do so before the button
+            // is hit, as in the handler dragging
+            // can be terminated
+            if ( rMEvt.GetClicks() == 2 )
+                DoubleClick();
+
+            if ( mbDrag )
+            {
+                InvalidateItem(mnCurPos);
+                Highlight();
+            }
+
+            // was dropdown arrow pressed
+            if( mpData->m_aItems[nNewPos].mnBits & ToolBoxItemBits::DROPDOWN )
+            {
+                if( ( (mpData->m_aItems[nNewPos].mnBits & ToolBoxItemBits::DROPDOWNONLY) == ToolBoxItemBits::DROPDOWNONLY)
+                    || mpData->m_aItems[nNewPos].GetDropDownRect( mbHorz ).Contains( aMousePos ))
+                {
+                    // dropdownonly always triggers the dropdown handler, over the whole button area
+
+                    // the drop down arrow should not trigger the item action
+                    mpData->mbDropDownByKeyboard = false;
+                    mpData->maDropdownClickHdl.Call( this );
+
+                    // do not reset data if the dropdown handler opened a floating window
+                    // see ImplFloatControl()
+                    if( !mpFloatWin )
+                    {
+                        // no floater was opened
+                        Deactivate();
+                        InvalidateItem(mnCurPos);
+
+                        mnCurPos         = ITEM_NOTFOUND;
+                        mnCurItemId      = ToolBoxItemId(0);
+                        mnDownItemId     = ToolBoxItemId(0);
+                        mnMouseModifier  = 0;
+                        mnHighItemId     = ToolBoxItemId(0);
+                    }
+                    return;
+                }
+                else // activate long click timer
+                    mpData->maDropdownTimer.Start();
+            }
+
+            // call Click handler
+            if ( rMEvt.GetClicks() != 2 )
+                Click();
+
+            // also call Select handler at repeat
+            if ( nTrackFlags & StartTrackingFlags::ButtonRepeat )
+                Select();
+
+            // if the actions was not aborted in Click handler
+            if ( mbDrag )
+                StartTracking( nTrackFlags );
+
+            // if mouse was clicked over an item we
+            // can abort here
+            return;
+        }
+
+        Deactivate();
+
+        // menu button hit ?
+        if( mpData->maMenubuttonItem.maRect.Contains( aMousePos ) && ImplHasClippedItems() )
+        {
+            if ( maMenuButtonHdl.IsSet() )
+                maMenuButtonHdl.Call( this );
+            else
+                ExecuteCustomMenu( mpData->maMenubuttonItem.maRect );
+            return;
+        }
+
+        // check scroll- and next-buttons here
+        if ( maUpperRect.Contains( aMousePos ) )
+        {
+            if ( mnCurLine > 1 )
+            {
+                StartTracking();
+                mbUpper = true;
+                mbIn    = true;
+                InvalidateSpin(true, false);
+            }
+            return;
+        }
+        if ( maLowerRect.Contains( aMousePos ) )
+        {
+            if ( mnCurLine+mnVisLines-1 < mnCurLines )
+            {
+                StartTracking();
+                mbLower = true;
+                mbIn    = true;
+                InvalidateSpin(false);
+            }
+            return;
+        }
+
+        // Linesizing testen
+        if ( (mnWinStyle & TB_WBLINESIZING) == TB_WBLINESIZING )
+        {
+            sal_uInt16 nLineMode = ImplTestLineSize( aMousePos );
+            if ( nLineMode )
+            {
+                ImplTBDragMgr* pMgr = ImplGetTBDragMgr();
+
+                // call handler, such that we can set the
+                // dock rectangles
+                StartDocking();
+
+                Point aPos  = GetParent()->OutputToScreenPixel( GetPosPixel() );
+                Size  aSize = GetSizePixel();
+                aPos = ScreenToOutputPixel( aPos );
+
+                // start dragging
+                pMgr->StartDragging( this, aMousePos, tools::Rectangle( aPos, aSize ),
+                                     nLineMode );
+                return;
+            }
+        }
+
+        // no item, then only click or double click
+        if ( rMEvt.GetClicks() == 2 )
+            DoubleClick();
+        else
+            Click();
+    }
+
+    if ( !mbDrag && (mnCurPos == ITEM_NOTFOUND) )
+        DockingWindow::MouseButtonDown( rMEvt );
+}
+
+void ToolBox::MouseButtonUp( const MouseEvent& rMEvt )
+{
+    if ( ImplHandleMouseButtonUp( rMEvt ) )
+        return;
+
+    if ( mbDragging && rMEvt.IsLeft() )
+    {
+        ImplTBDragMgr* pMgr = ImplGetTBDragMgr();
+        pMgr->EndDragging();
+        return;
+    }
+
+    DockingWindow::MouseButtonUp( rMEvt );
+}
+
+void ToolBox::Tracking( const TrackingEvent& rTEvt )
+{
+    VclPtr<vcl::Window> xWindow = this;
+
+    if ( rTEvt.IsTrackingEnded() )
+        ImplHandleMouseButtonUp( rTEvt.GetMouseEvent(), rTEvt.IsTrackingCanceled() );
+    else
+        ImplHandleMouseMove( rTEvt.GetMouseEvent(), rTEvt.IsTrackingRepeat() );
+
+    if ( xWindow->isDisposed() )
+        // toolbox was deleted
+        return;
+    DockingWindow::Tracking( rTEvt );
+}
+
+void ToolBox::InvalidateItem(ImplToolItems::size_type nPosition)
+{
+    if (mpData && nPosition < mpData->m_aItems.size())
+    {
+        ImplToolItem* pItem = &mpData->m_aItems[nPosition];
+        Invalidate(pItem->maRect);
+    }
+}
+
+void ToolBox::InvalidateMenuButton()
+{
+    if (!mpData->maMenubuttonItem.maRect.IsEmpty())
+        Invalidate(mpData->maMenubuttonItem.maRect);
+}
+
+void ToolBox::InvalidateSpin(bool bUpperIn, bool bLowerIn)
+{
+    if (bUpperIn && !maUpperRect.IsEmpty())
+        Invalidate(maUpperRect);
+
+    if (bLowerIn && !maLowerRect.IsEmpty())
+        Invalidate(maLowerRect);
+}
+
+void ToolBox::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rPaintRect)
+{
+    if( mpData->mbIsPaintLocked )
+        return;
+
+    if (rPaintRect == tools::Rectangle(0, 0, mnDX-1, mnDY-1))
+        mbFullPaint = true;
+    ImplFormat();
+    mbFullPaint = false;
+
+    ImplDrawBackground(rRenderContext, rPaintRect);
+
+    if ( (mnWinStyle & WB_BORDER) && !ImplIsFloatingMode() )
+        ImplDrawBorder(rRenderContext);
+
+    if( !ImplIsFloatingMode() )
+        ImplDrawGrip(rRenderContext);
+
+    ImplDrawMenuButton(rRenderContext, mpData->mbMenubuttonSelected);
+
+    // draw SpinButtons
+    if (mnWinStyle & WB_SCROLL)
+    {
+        if (mnCurLines > mnLines)
+            ImplDrawSpin(rRenderContext);
+    }
+
+    // draw buttons
+    ImplToolItems::size_type nHighPos;
+    if ( mnHighItemId )
+        nHighPos = GetItemPos( mnHighItemId );
+    else
+        nHighPos = ITEM_NOTFOUND;
+
+    ImplToolItems::size_type nCount = mpData->m_aItems.size();
+    for( ImplToolItems::size_type i = 0; i < nCount; i++ )
+    {
+        ImplToolItem* pItem = &mpData->m_aItems[i];
+
+        // only draw when the rectangle is in the draw rectangle
+        if ( !pItem->maRect.IsEmpty() && rPaintRect.Overlaps( pItem->maRect ) )
+        {
+            sal_uInt16 nHighlight = 0;
+            if ( i == mnCurPos )
+                nHighlight = 1;
+            else if ( i == nHighPos )
+                nHighlight = 2;
+            ImplDrawItem(rRenderContext, i, nHighlight);
+        }
+    }
+    ImplShowFocus();
+}
+
+void ToolBox::Resize()
+{
+    Size aSize = GetOutputSizePixel();
+    // #i31422# some WindowManagers send (0,0) sizes when
+    // switching virtual desktops - ignore this and avoid reformatting
+    if( !aSize.Width() && !aSize.Height() )
+        return;
+
+    tools::Long nOldDX = mnDX;
+    tools::Long nOldDY = mnDY;
+    mnDX = aSize.Width();
+    mnDY = aSize.Height();
+
+    mnLastResizeDY = 0;
+
+    // invalidate everything to have gradient backgrounds properly drawn
+    Invalidate();
+
+    // If we have any expandable entries, then force a reformat first using
+    // their optimal sizes, then share out the excess space evenly across those
+    // expandables and reformat again
+    std::vector<size_t> aExpandables;
+    for (size_t i = 0; i < mpData->m_aItems.size(); ++i)
+    {
+        if (mpData->m_aItems[i].mbExpand)
+        {
+            vcl::Window *pWindow = mpData->m_aItems[i].mpWindow;
+            SAL_INFO_IF(!pWindow, "vcl.layout", "only tabitems with window supported at the moment");
+            if (!pWindow)
+                continue;
+            Size aWinSize(pWindow->GetSizePixel());
+            Size aPrefSize(pWindow->get_preferred_size());
+            aWinSize.setWidth( aPrefSize.Width() );
+            pWindow->SetSizePixel(aWinSize);
+            aExpandables.push_back(i);
+        }
+    }
+
+    // re-format or re-draw
+    if ( mbScroll || !aExpandables.empty() )
+    {
+        if ( !mbFormat || !aExpandables.empty() )
+        {
+            mbFormat = true;
+            if( IsReallyVisible() || !aExpandables.empty() )
+            {
+                ImplFormat(true);
+
+                if (!aExpandables.empty())
+                {
+                    //Get how big the optimal size is
+                    tools::Rectangle aBounds;
+                    for (const ImplToolItem & rItem : mpData->m_aItems)
+                    {
+                        aBounds.Union( rItem.maRect );
+                    }
+
+                    auto nOptimalWidth = aBounds.GetWidth();
+                    auto nDiff = aSize.Width() - nOptimalWidth;
+                    decltype(nDiff) nExpandablesSize = aExpandables.size();
+                    nDiff /= nExpandablesSize;
+
+                    //share out the diff from optimal to real across
+                    //expandable entries
+                    for (size_t nIndex : aExpandables)
+                    {
+                        vcl::Window *pWindow = mpData->m_aItems[nIndex].mpWindow;
+                        Size aWinSize(pWindow->GetSizePixel());
+                        Size aPrefSize(pWindow->get_preferred_size());
+                        aWinSize.setWidth( aPrefSize.Width() + nDiff );
+                        pWindow->SetSizePixel(aWinSize);
+                    }
+
+                    //now reformat with final sizes
+                    mbFormat = true;
+                    ImplFormat(true);
+                }
+            }
+        }
+    }
+
+    // redraw border
+    if ( !(mnWinStyle & WB_BORDER) )
+        return;
+
+    // as otherwise, when painting we might think we have to re-draw everything
+    if ( mbFormat && IsReallyVisible() )
+        Invalidate();
+    else
+    {
+        if ( mnRightBorder )
+        {
+            if ( nOldDX > mnDX )
+                Invalidate( tools::Rectangle( mnDX-mnRightBorder-1, 0, mnDX, mnDY ) );
+            else
+                Invalidate( tools::Rectangle( nOldDX-mnRightBorder-1, 0, nOldDX, nOldDY ) );
+        }
+
+        if ( mnBottomBorder )
+        {
+            if ( nOldDY > mnDY )
+                Invalidate( tools::Rectangle( 0, mnDY-mnBottomBorder-1, mnDX, mnDY ) );
+            else
+                Invalidate( tools::Rectangle( 0, nOldDY-mnBottomBorder-1, nOldDX, nOldDY ) );
+        }
+    }
+}
+
+namespace
+{
+    bool DispatchableCommand(std::u16string_view rName)
+    {
+        return o3tl::starts_with(rName, u".uno")  ||
+               o3tl::starts_with(rName, u"slot:")  ||
+               o3tl::starts_with(rName, u"macro:")  ||
+               o3tl::starts_with(rName, u"vnd.sun.star.script");
+    }
+}
+
+const OUString& ToolBox::ImplGetHelpText( ToolBoxItemId nItemId ) const
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    assert( pItem );
+
+    if ( pItem->maHelpText.isEmpty() && ( !pItem->maHelpId.isEmpty() || pItem->maCommandStr.getLength() ))
+    {
+        Help* pHelp = Application::GetHelp();
+        if ( pHelp )
+        {
+            if (DispatchableCommand(pItem->maCommandStr))
+                pItem->maHelpText = pHelp->GetHelpText( pItem->maCommandStr, this );
+            if ( pItem->maHelpText.isEmpty() && !pItem->maHelpId.isEmpty() )
+                pItem->maHelpText = pHelp->GetHelpText( OStringToOUString( pItem->maHelpId, RTL_TEXTENCODING_UTF8 ), this );
+        }
+    }
+
+    return pItem->maHelpText;
+}
+
+void ToolBox::RequestHelp( const HelpEvent& rHEvt )
+{
+    ToolBoxItemId nItemId;
+    Point aHelpPos;
+
+    if( !rHEvt.KeyboardActivated() )
+    {
+        nItemId = GetItemId( ScreenToOutputPixel( rHEvt.GetMousePosPixel() ) );
+        aHelpPos = rHEvt.GetMousePosPixel();
+    }
+    else
+    {
+        if( !mnHighItemId )
+            return;
+        else
+            nItemId = mnHighItemId;
+        tools::Rectangle aRect( GetItemRect( nItemId ) );
+        if( aRect.IsEmpty() )
+            return;
+        else
+            aHelpPos = OutputToScreenPixel( aRect.Center() );
+    }
+
+    if ( nItemId )
+    {
+        if ( rHEvt.GetMode() & (HelpEventMode::BALLOON | HelpEventMode::QUICK) )
+        {
+            // get rectangle
+            tools::Rectangle aTempRect = GetItemRect( nItemId );
+            Point aPt = OutputToScreenPixel( aTempRect.TopLeft() );
+            aTempRect.SetLeft( aPt.X() );
+            aTempRect.SetTop( aPt.Y() );
+            aPt = OutputToScreenPixel( aTempRect.BottomRight() );
+            aTempRect.SetRight( aPt.X() );
+            aTempRect.SetBottom( aPt.Y() );
+
+            // get text and display it
+            OUString aStr = GetQuickHelpText( nItemId );
+            if (aStr.isEmpty())
+                aStr = MnemonicGenerator::EraseAllMnemonicChars( GetItemText( nItemId ) );
+            if ( rHEvt.GetMode() & HelpEventMode::BALLOON )
+            {
+                const OUString& rHelpStr = GetHelpText( nItemId );
+                if (!rHelpStr.isEmpty())
+                    aStr = rHelpStr;
+                Help::ShowBalloon( this, aHelpPos, aTempRect, aStr );
+            }
+            else
+                Help::ShowQuickHelp( this, aTempRect, aStr, QuickHelpFlags::CtrlText );
+            return;
+        }
+    }
+
+    DockingWindow::RequestHelp( rHEvt );
+}
+
+bool ToolBox::EventNotify( NotifyEvent& rNEvt )
+{
+    if ( rNEvt.GetType() == MouseNotifyEvent::KEYINPUT )
+    {
+        KeyEvent aKEvt = *rNEvt.GetKeyEvent();
+        vcl::KeyCode aKeyCode = aKEvt.GetKeyCode();
+        sal_uInt16  nKeyCode = aKeyCode.GetCode();
+        switch( nKeyCode )
+        {
+            case KEY_TAB:
+            {
+                // internal TAB cycling only if parent is not a dialog or if we are the only child
+                // otherwise the dialog control will take over
+                vcl::Window *pParent = ImplGetParent();
+                bool bOldSchoolContainer =
+                    ((pParent->GetStyle() & (WB_DIALOGCONTROL | WB_NODIALOGCONTROL)) == WB_DIALOGCONTROL &&
+                    pParent->GetChildCount() != 1);
+                bool bNoTabCycling = bOldSchoolContainer || isContainerWindow(pParent);
+
+                if( bNoTabCycling )
+                    return DockingWindow::EventNotify( rNEvt );
+                else if( ImplChangeHighlightUpDn( aKeyCode.IsShift() , bNoTabCycling ) )
+                    return true;
+                else
+                    return DockingWindow::EventNotify( rNEvt );
+            }
+            default:
+                break;
+        }
+    }
+    else if( rNEvt.GetType() == MouseNotifyEvent::GETFOCUS )
+    {
+        if( rNEvt.GetWindow() == this )
+        {
+            // the toolbar itself got the focus
+            if( mnLastFocusItemId != ToolBoxItemId(0) || mpData->mbMenubuttonWasLastSelected )
+            {
+                // restore last item
+                if( mpData->mbMenubuttonWasLastSelected )
+                {
+                    ImplChangeHighlight( nullptr );
+                    mpData->mbMenubuttonSelected = true;
+                    InvalidateMenuButton();
+                }
+                else
+                {
+                    ImplChangeHighlight( ImplGetItem( mnLastFocusItemId ) );
+                    mnLastFocusItemId = ToolBoxItemId(0);
+                }
+            }
+            else if( (GetGetFocusFlags() & (GetFocusFlags::Backward|GetFocusFlags::Tab) ) == (GetFocusFlags::Backward|GetFocusFlags::Tab))
+                // Shift-TAB was pressed in the parent
+                ImplChangeHighlightUpDn( false );
+            else
+                ImplChangeHighlightUpDn( true );
+
+            mnLastFocusItemId = ToolBoxItemId(0);
+
+            return true;
+        }
+        else
+        {
+            // a child window got the focus so update current item to
+            // allow for proper lose focus handling in keyboard navigation
+            for (auto const& item : mpData->m_aItems)
+            {
+                if ( item.mbVisible )
+                {
+                    if ( item.mpWindow && item.mpWindow->ImplIsWindowOrChild( rNEvt.GetWindow() ) )
+                    {
+                        mnHighItemId = item.mnId;
+                        break;
+                    }
+                }
+            }
+            return DockingWindow::EventNotify( rNEvt );
+        }
+    }
+    else if( rNEvt.GetType() == MouseNotifyEvent::LOSEFOCUS )
+    {
+        // deselect
+        ImplHideFocus();
+        mpData->mbMenubuttonWasLastSelected = false;
+        mnHighItemId = ToolBoxItemId(0);
+        mnCurPos = ITEM_NOTFOUND;
+    }
+
+    return DockingWindow::EventNotify( rNEvt );
+}
+
+void ToolBox::Command( const CommandEvent& rCEvt )
+{
+    if ( rCEvt.GetCommand() == CommandEventId::Wheel )
+    {
+        if ( (mnCurLine > 1) || (mnCurLine+mnVisLines-1 < mnCurLines) )
+        {
+            const CommandWheelData* pData = rCEvt.GetWheelData();
+            if ( pData->GetMode() == CommandWheelMode::SCROLL )
+            {
+                if ( (mnCurLine > 1) && (pData->GetDelta() > 0) )
+                    ShowLine( false );
+                else if ( (mnCurLine+mnVisLines-1 < mnCurLines) && (pData->GetDelta() < 0) )
+                    ShowLine( true );
+                InvalidateSpin();
+                return;
+            }
+        }
+    }
+    else if ( rCEvt.GetCommand() == CommandEventId::ContextMenu )
+    {
+        ExecuteCustomMenu( tools::Rectangle( rCEvt.GetMousePosPixel(), rCEvt.GetMousePosPixel() ) );
+        return;
+    }
+
+    DockingWindow::Command( rCEvt );
+}
+
+void ToolBox::StateChanged( StateChangedType nType )
+{
+    DockingWindow::StateChanged( nType );
+
+    if ( nType == StateChangedType::InitShow )
+        ImplFormat();
+    else if ( nType == StateChangedType::Enable )
+        ImplUpdateItem();
+    else if ( nType == StateChangedType::UpdateMode )
+    {
+        if ( IsUpdateMode() )
+            Invalidate();
+    }
+    else if ( (nType == StateChangedType::Zoom) ||
+              (nType == StateChangedType::ControlFont) )
+    {
+        mbCalc = true;
+        mbFormat = true;
+        ImplInitSettings( true, false, false );
+        Invalidate();
+    }
+    else if ( nType == StateChangedType::ControlForeground )
+    {
+        ImplInitSettings( false, true, false );
+        Invalidate();
+    }
+    else if ( nType == StateChangedType::ControlBackground )
+    {
+        ImplInitSettings( false, false, true ); // font, foreground, background
+        Invalidate();
+    }
+
+    maStateChangedHandler.Call( &nType );
+}
+
+void ToolBox::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    DockingWindow::DataChanged( rDCEvt );
+
+    if ( (rDCEvt.GetType() == DataChangedEventType::DISPLAY) ||
+         (rDCEvt.GetType() == DataChangedEventType::FONTS) ||
+         (rDCEvt.GetType() == DataChangedEventType::FONTSUBSTITUTION) ||
+         ((rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
+          (rDCEvt.GetFlags() & AllSettingsFlags::STYLE)) )
+    {
+        mbCalc = true;
+        mbFormat = true;
+        ImplInitSettings( true, true, true );
+        Invalidate();
+    }
+
+    maDataChangedHandler.Call( &rDCEvt );
+}
+
+void ToolBox::statusChanged( const css::frame::FeatureStateEvent& Event )
+{
+    // Update image mirroring/rotation
+    if ( Event.FeatureURL.Complete != ".uno:ImageOrientation" )
+        return;
+
+    SfxImageItem aItem( 1 );
+    aItem.PutValue( Event.State, 0 );
+
+    mbImagesMirrored = aItem.IsMirrored();
+    mnImagesRotationAngle = aItem.GetRotation();
+
+    // update image orientation
+    OUString aModuleName(vcl::CommandInfoProvider::GetModuleIdentifier(mpStatusListener->getFrame()));
+    for (auto const& item : mpData->m_aItems)
+    {
+        if (vcl::CommandInfoProvider::IsMirrored(item.maCommandStr, aModuleName))
+            SetItemImageMirrorMode(item.mnId, mbImagesMirrored);
+        if (vcl::CommandInfoProvider::IsRotated(item.maCommandStr, aModuleName))
+            SetItemImageAngle(item.mnId, mnImagesRotationAngle);
+    }
+}
+
+void ToolBox::SetStyle(WinBits nNewStyle)
+{
+    mnWinStyle = nNewStyle;
+    if (!ImplIsFloatingMode())
+    {
+        bool bOldScroll = mbScroll;
+        mbScroll = (mnWinStyle & WB_SCROLL) != 0;
+        if (mbScroll != bOldScroll)
+        {
+            mbFormat = true;
+            ImplFormat();
+        }
+    }
+}
+
+void ToolBox::ToggleFloatingMode()
+{
+    DockingWindow::ToggleFloatingMode();
+
+    if (!mpData)
+        return;
+
+    bool bOldHorz = mbHorz;
+
+    if ( ImplIsFloatingMode() )
+    {
+        mbHorz   = true;
+        meAlign  = WindowAlign::Top;
+        mbScroll = true;
+
+        if( bOldHorz != mbHorz )
+            mbCalc = true;  // orientation was changed !
+
+        ImplSetMinMaxFloatSize();
+        SetOutputSizePixel( ImplCalcFloatSize( mnFloatLines ) );
+    }
+    else
+    {
+        mbScroll = (mnWinStyle & WB_SCROLL) != 0;
+        if ( (meAlign == WindowAlign::Top) || (meAlign == WindowAlign::Bottom) )
+            mbHorz = true;
+        else
+            mbHorz = false;
+
+        // set focus back to document
+        ImplGetFrameWindow()->GetWindow( GetWindowType::Client )->GrabFocus();
+    }
+
+    if( bOldHorz != mbHorz )
+    {
+        // if orientation changes, the toolbox has to be initialized again
+        // to update the direction of the gradient
+        mbCalc = true;
+        ImplInitSettings( true, true, true );
+    }
+
+    mbFormat = true;
+    ImplFormat();
+}
+
+void ToolBox::StartDocking()
+{
+    meDockAlign = meAlign;
+    mnDockLines = mnLines;
+    mbLastFloatMode = ImplIsFloatingMode();
+    DockingWindow::StartDocking();
+}
+
+bool ToolBox::Docking( const Point& rPos, tools::Rectangle& rRect )
+{
+    // do nothing during dragging, it was calculated before
+    if ( mbDragging )
+        return false;
+
+    bool bFloatMode = false;
+
+    DockingWindow::Docking( rPos, rRect );
+
+    // if the mouse is outside the area, it can only become a floating window
+    tools::Rectangle aDockingRect( rRect );
+    if ( !ImplIsFloatingMode() )
+    {
+        // don't use tracking rectangle for alignment check, because it will be too large
+        // to get a floating mode as result - switch to floating size
+        // so the calculation only depends on the position of the rectangle, not the current
+        // docking state of the window
+        ImplToolItems::size_type nTemp = 0;
+        aDockingRect.SetSize( ImplCalcFloatSize( nTemp ) );
+
+        // in this mode docking is never done by keyboard, so it's OK to use the mouse position
+        aDockingRect.SetPos( ImplGetFrameWindow()->GetPointerPosPixel() );
+    }
+
+    bFloatMode = true;
+
+    meDockAlign = meAlign;
+    if ( !mbLastFloatMode )
+    {
+        ImplToolItems::size_type nTemp = 0;
+        aDockingRect.SetSize( ImplCalcFloatSize( nTemp ) );
+    }
+
+    rRect = aDockingRect;
+    mbLastFloatMode = bFloatMode;
+
+    return bFloatMode;
+}
+
+void ToolBox::EndDocking( const tools::Rectangle& rRect, bool bFloatMode )
+{
+    if ( !IsDockingCanceled() )
+    {
+        if ( mnLines != mnDockLines )
+            SetLineCount( mnDockLines );
+        if ( meAlign != meDockAlign )
+            SetAlign( meDockAlign );
+    }
+    if ( bFloatMode || (bFloatMode != ImplIsFloatingMode()) )
+        DockingWindow::EndDocking( rRect, bFloatMode );
+}
+
+void ToolBox::Resizing( Size& rSize )
+{
+    ImplToolItems::size_type nCalcLines;
+    ImplToolItems::size_type nTemp;
+
+    // calculate all floating sizes
+    ImplCalcFloatSizes();
+
+    if ( !mnLastResizeDY )
+        mnLastResizeDY = mnDY;
+
+    // is vertical resizing needed
+    if ( (mnLastResizeDY != rSize.Height()) && (mnDY != rSize.Height()) )
+    {
+        nCalcLines = ImplCalcLines( rSize.Height() );
+        if ( nCalcLines < 1 )
+            nCalcLines = 1;
+        rSize = ImplCalcFloatSize( nCalcLines );
+    }
+    else
+    {
+        nCalcLines = 1;
+        nTemp = nCalcLines;
+        Size aTempSize = ImplCalcFloatSize( nTemp );
+        while ( (aTempSize.Width() > rSize.Width()) &&
+                (nCalcLines <= maFloatSizes[0].mnLines) )
+        {
+            nCalcLines++;
+            nTemp = nCalcLines;
+            aTempSize = ImplCalcFloatSize( nTemp );
+        }
+        rSize = aTempSize;
+    }
+
+    mnLastResizeDY = rSize.Height();
+}
+
+Size ToolBox::GetOptimalSize() const
+{
+    // If we have any expandable entries, then force them to their
+    // optimal sizes, then reset them afterwards
+    std::map<vcl::Window*, Size> aExpandables;
+    for (const ImplToolItem & rItem : mpData->m_aItems)
+    {
+        if (rItem.mbExpand)
+        {
+            vcl::Window *pWindow = rItem.mpWindow;
+            SAL_INFO_IF(!pWindow, "vcl.layout", "only tabitems with window supported at the moment");
+            if (!pWindow)
+                continue;
+            Size aWinSize(pWindow->GetSizePixel());
+            aExpandables[pWindow] = aWinSize;
+            Size aPrefSize(pWindow->get_preferred_size());
+            aWinSize.setWidth( aPrefSize.Width() );
+            pWindow->SetSizePixel(aWinSize);
+        }
+    }
+
+    Size aSize(const_cast<ToolBox *>(this)->ImplCalcSize( mnLines ));
+
+    for (auto const& [pWindow, aWinSize] : aExpandables)
+        pWindow->SetSizePixel(aWinSize);
+
+    return aSize;
+}
+
+Size ToolBox::CalcWindowSizePixel( ImplToolItems::size_type nCalcLines )
+{
+    return ImplCalcSize( nCalcLines );
+}
+
+Size ToolBox::CalcWindowSizePixel( ImplToolItems::size_type nCalcLines, WindowAlign eAlign )
+{
+    return ImplCalcSize( nCalcLines,
+        (eAlign == WindowAlign::Top || eAlign == WindowAlign::Bottom) ? TB_CALCMODE_HORZ : TB_CALCMODE_VERT );
+}
+
+ToolBox::ImplToolItems::size_type ToolBox::ImplCountLineBreaks() const
+{
+    ImplToolItems::size_type nLines = 0;
+
+    for (auto const& item : mpData->m_aItems)
+    {
+        if( item.meType == ToolBoxItemType::BREAK )
+            ++nLines;
+    }
+    return nLines;
+}
+
+Size ToolBox::CalcPopupWindowSizePixel()
+{
+    // count number of breaks and calc corresponding floating window size
+    ImplToolItems::size_type nLines = ImplCountLineBreaks();
+
+    if( nLines )
+        ++nLines;   // add the first line
+    else
+    {
+        // no breaks found: use quadratic layout
+        nLines = static_cast<ImplToolItems::size_type>(ceil( sqrt( static_cast<double>(GetItemCount()) ) ));
+    }
+
+    bool bPopup = mpData->mbAssumePopupMode;
+    mpData->mbAssumePopupMode = true;
+
+    Size aSize = CalcFloatingWindowSizePixel( nLines );
+
+    mpData->mbAssumePopupMode = bPopup;
+    return aSize;
+}
+
+Size ToolBox::CalcFloatingWindowSizePixel()
+{
+    ImplToolItems::size_type nLines = ImplCountLineBreaks();
+    ++nLines; // add the first line
+    return CalcFloatingWindowSizePixel( nLines );
+}
+
+Size ToolBox::CalcFloatingWindowSizePixel( ImplToolItems::size_type nCalcLines )
+{
+    bool bFloat = mpData->mbAssumeFloating;
+    bool bDocking = mpData->mbAssumeDocked;
+
+    // simulate floating mode and force reformat before calculating
+    mpData->mbAssumeFloating = true;
+    mpData->mbAssumeDocked = false;
+
+    Size aSize = ImplCalcFloatSize( nCalcLines );
+
+    mbFormat = true;
+    mpData->mbAssumeFloating = bFloat;
+    mpData->mbAssumeDocked = bDocking;
+
+    return aSize;
+}
+
+Size ToolBox::CalcMinimumWindowSizePixel()
+{
+    if( ImplIsFloatingMode() )
+        return ImplCalcSize( mnFloatLines );
+    else
+    {
+        // create dummy toolbox for measurements
+        VclPtrInstance< ToolBox > pToolBox( GetParent(), GetStyle() );
+
+        // copy until first useful item
+        for (auto const& item : mpData->m_aItems)
+        {
+            pToolBox->CopyItem( *this, item.mnId );
+            if( (item.meType == ToolBoxItemType::BUTTON) &&
+                item.mbVisible && !ImplIsFixedControl( &item ) )
+                break;
+        }
+
+        // add to docking manager if required to obtain a drag area
+        // (which is accounted for in calcwindowsizepixel)
+        if( ImplGetDockingManager()->GetDockingWindowWrapper( this ) )
+            ImplGetDockingManager()->AddWindow( pToolBox );
+
+        // account for menu
+        if( IsMenuEnabled() )
+            pToolBox->SetMenuType( GetMenuType() );
+
+        pToolBox->SetAlign( GetAlign() );
+        Size aSize = pToolBox->CalcWindowSizePixel( 1 );
+
+        ImplGetDockingManager()->RemoveWindow( pToolBox );
+        pToolBox->Clear();
+
+        pToolBox.disposeAndClear();
+
+        return aSize;
+    }
+}
+
+void ToolBox::EnableCustomize( bool bEnable )
+{
+    mbCustomize = bEnable;
+}
+
+void ToolBox::LoseFocus()
+{
+    ImplChangeHighlight( nullptr, true );
+
+    DockingWindow::LoseFocus();
+}
+
+// performs the action associated with an item, ie simulates clicking the item
+void ToolBox::TriggerItem( ToolBoxItemId nItemId )
+{
+    mnHighItemId = nItemId;
+    vcl::KeyCode aKeyCode( 0, 0 );
+    ImplActivateItem( aKeyCode );
+}
+
+// calls the button's action handler
+// returns true if action was called
+bool ToolBox::ImplActivateItem( vcl::KeyCode aKeyCode )
+{
+    bool bRet = true;
+    if( mnHighItemId )
+    {
+        ImplToolItem *pToolItem = ImplGetItem( mnHighItemId );
+
+        // #107712#, activate can also be called for disabled entries
+        if( pToolItem && !pToolItem->mbEnabled )
+            return true;
+
+        if( pToolItem && pToolItem->mpWindow && HasFocus() )
+        {
+            ImplHideFocus();
+            mbChangingHighlight = true;  // avoid focus change due to loss of focus
+            pToolItem->mpWindow->ImplControlFocus( GetFocusFlags::Tab );
+            mbChangingHighlight = false;
+        }
+        else
+        {
+            mnDownItemId = mnCurItemId = mnHighItemId;
+            if (pToolItem && (pToolItem->mnBits & ToolBoxItemBits::AUTOCHECK))
+            {
+                if ( pToolItem->mnBits & ToolBoxItemBits::RADIOCHECK )
+                {
+                    if ( pToolItem->meState != TRISTATE_TRUE )
+                        SetItemState( pToolItem->mnId, TRISTATE_TRUE );
+                }
+                else
+                {
+                    if ( pToolItem->meState != TRISTATE_TRUE )
+                        pToolItem->meState = TRISTATE_TRUE;
+                    else
+                        pToolItem->meState = TRISTATE_FALSE;
+                }
+            }
+            mnMouseModifier = aKeyCode.GetModifier();
+            mbIsKeyEvent = true;
+            Activate();
+            Click();
+
+            // #107776# we might be destroyed in the selecthandler
+            VclPtr<vcl::Window> xWindow = this;
+            Select();
+            if ( xWindow->isDisposed() )
+                return bRet;
+
+            Deactivate();
+            mbIsKeyEvent = false;
+            mnMouseModifier = 0;
+        }
+    }
+    else
+        bRet = false;
+    return bRet;
+}
+
+static bool ImplCloseLastPopup( vcl::Window const *pParent )
+{
+    // close last popup toolbox (see also:
+    // ImplHandleMouseFloatMode(...) in winproc.cxx )
+
+    if (ImplGetSVData()->mpWinData->mpFirstFloat)
+    {
+        FloatingWindow* pLastLevelFloat = ImplGetSVData()->mpWinData->mpFirstFloat->ImplFindLastLevelFloat();
+        // only close the floater if it is not our direct parent, which would kill ourself
+        if( pLastLevelFloat && pLastLevelFloat != pParent )
+        {
+            pLastLevelFloat->EndPopupMode( FloatWinPopupEndFlags::Cancel | FloatWinPopupEndFlags::CloseAll );
+            return true;
+        }
+    }
+    return false;
+}
+
+// opens a drop down toolbox item
+// returns true if item was opened
+bool ToolBox::ImplOpenItem( vcl::KeyCode aKeyCode )
+{
+    sal_uInt16 nCode = aKeyCode.GetCode();
+    bool bRet = true;
+
+    // arrow keys should work only in the opposite direction of alignment (to not break cursor travelling)
+    if ( ((nCode == KEY_LEFT || nCode == KEY_RIGHT) && IsHorizontal())
+      || ((nCode == KEY_UP   || nCode == KEY_DOWN)  && !IsHorizontal()) )
+        return false;
+
+    if( mpData->mbMenubuttonSelected )
+    {
+        if( ImplCloseLastPopup( GetParent() ) )
+            return bRet;
+        mbIsKeyEvent = true;
+        if ( maMenuButtonHdl.IsSet() )
+            maMenuButtonHdl.Call( this );
+        else
+            ExecuteCustomMenu( mpData->maMenubuttonItem.maRect );
+        mpData->mbMenubuttonWasLastSelected = true;
+        mbIsKeyEvent = false;
+    }
+    else if( mnHighItemId &&  ImplGetItem( mnHighItemId ) &&
+        (ImplGetItem( mnHighItemId )->mnBits & ToolBoxItemBits::DROPDOWN) )
+    {
+        mnDownItemId = mnCurItemId = mnHighItemId;
+        mnCurPos = GetItemPos( mnCurItemId );
+        mnLastFocusItemId = mnCurItemId; // save item id for possible later focus restore
+        mnMouseModifier = aKeyCode.GetModifier();
+        mbIsKeyEvent = true;
+        Activate();
+
+        mpData->mbDropDownByKeyboard = true;
+        mpData->maDropdownClickHdl.Call( this );
+
+        mbIsKeyEvent = false;
+        mnMouseModifier = 0;
+    }
+    else
+        bRet = false;
+
+    return bRet;
+}
+
+void ToolBox::KeyInput( const KeyEvent& rKEvt )
+{
+    vcl::KeyCode aKeyCode = rKEvt.GetKeyCode();
+    sal_uInt16 nCode = aKeyCode.GetCode();
+
+    vcl::Window *pParent = ImplGetParent();
+    bool bOldSchoolContainer = ((pParent->GetStyle() & (WB_DIALOGCONTROL | WB_NODIALOGCONTROL)) == WB_DIALOGCONTROL);
+    bool bParentIsContainer = bOldSchoolContainer || isContainerWindow(pParent);
+
+    bool bForwardKey = false;
+    bool bGrabFocusToDocument = false;
+
+    // #107776# we might be destroyed in the keyhandler
+    VclPtr<vcl::Window> xWindow = this;
+
+    switch ( nCode )
+    {
+        case KEY_UP:
+        {
+            // Ctrl-Cursor activates next toolbox, indicated by a blue arrow pointing to the left/up
+            if( aKeyCode.GetModifier() )    // allow only pure cursor keys
+                break;
+            if( !IsHorizontal() )
+                ImplChangeHighlightUpDn( true );
+            else
+                ImplOpenItem( aKeyCode );
+        }
+        break;
+        case KEY_LEFT:
+        {
+            if( aKeyCode.GetModifier() )    // allow only pure cursor keys
+                break;
+            if( IsHorizontal() )
+                ImplChangeHighlightUpDn( true );
+            else
+                ImplOpenItem( aKeyCode );
+        }
+        break;
+        case KEY_DOWN:
+        {
+            if( aKeyCode.GetModifier() )    // allow only pure cursor keys
+                break;
+            if( !IsHorizontal() )
+                ImplChangeHighlightUpDn( false );
+            else
+                ImplOpenItem( aKeyCode );
+        }
+        break;
+        case KEY_RIGHT:
+        {
+            if( aKeyCode.GetModifier() )    // allow only pure cursor keys
+                break;
+            if( IsHorizontal() )
+                ImplChangeHighlightUpDn( false );
+            else
+                ImplOpenItem( aKeyCode );
+        }
+        break;
+        case KEY_PAGEUP:
+            if ( mnCurLine > 1 )
+            {
+                if( mnCurLine > mnVisLines )
+                    mnCurLine = mnCurLine - mnVisLines;
+                else
+                    mnCurLine = 1;
+                mbFormat = true;
+                ImplFormat();
+                InvalidateSpin();
+                ImplChangeHighlight( ImplGetFirstValidItem( mnCurLine ) );
+            }
+        break;
+        case KEY_PAGEDOWN:
+            if ( mnCurLine+mnVisLines-1 < mnCurLines )
+            {
+                if( mnCurLine + 2*mnVisLines-1 < mnCurLines )
+                    mnCurLine = mnCurLine + mnVisLines;
+                else
+                    mnCurLine = mnCurLines;
+                mbFormat = true;
+                ImplFormat();
+                InvalidateSpin();
+                ImplChangeHighlight( ImplGetFirstValidItem( mnCurLine ) );
+            }
+        break;
+        case KEY_END:
+            {
+                ImplChangeHighlight( nullptr );
+                ImplChangeHighlightUpDn( false );
+            }
+            break;
+        case KEY_HOME:
+            {
+                ImplChangeHighlight( nullptr );
+                ImplChangeHighlightUpDn( true );
+            }
+            break;
+        case KEY_ESCAPE:
+        {
+            if( !ImplIsFloatingMode() && bParentIsContainer )
+                DockingWindow::KeyInput( rKEvt );
+            else
+            {
+                // send focus to document pane
+                vcl::Window *pWin = this;
+                while( pWin )
+                {
+                    if( !pWin->GetParent() )
+                    {
+                        pWin->ImplGetFrameWindow()->GetWindow( GetWindowType::Client )->GrabFocus();
+                        break;
+                    }
+                    pWin = pWin->GetParent();
+                }
+            }
+        }
+        break;
+        case KEY_RETURN:
+        {
+            // #107712#, disabled entries are selectable now
+            //  leave toolbox and move focus to document
+            if( mnHighItemId )
+            {
+                ImplToolItem *pItem = ImplGetItem(mnHighItemId);
+                if (!pItem || !pItem->mbEnabled)
+                {
+                    bGrabFocusToDocument = true;
+                }
+            }
+            if( !bGrabFocusToDocument )
+                bForwardKey = !ImplActivateItem( aKeyCode );
+        }
+        break;
+        case KEY_SPACE:
+        {
+            ImplOpenItem( aKeyCode );
+        }
+        break;
+        default:
+            {
+            sal_uInt16 aKeyGroup = aKeyCode.GetGroup();
+            ImplToolItem *pItem = nullptr;
+            if( mnHighItemId )
+                pItem = ImplGetItem( mnHighItemId );
+            // #i13931# forward alphanum keyinput into embedded control
+            if( (aKeyGroup == KEYGROUP_NUM || aKeyGroup == KEYGROUP_ALPHA ) && pItem && pItem->mpWindow && pItem->mbEnabled )
+            {
+                vcl::Window *pFocusWindow = Application::GetFocusWindow();
+                ImplHideFocus();
+                mbChangingHighlight = true;  // avoid focus change due to loss of focus
+                pItem->mpWindow->ImplControlFocus( GetFocusFlags::Tab );
+                mbChangingHighlight = false;
+                if( pFocusWindow != Application::GetFocusWindow() )
+                    Application::GetFocusWindow()->KeyInput( rKEvt );
+            }
+            else
+            {
+                // do nothing to avoid key presses going into the document
+                // while the toolbox has the focus
+                // just forward function and special keys and combinations with Alt-key
+                if( aKeyGroup == KEYGROUP_FKEYS || aKeyGroup == KEYGROUP_MISC || aKeyCode.IsMod2() )
+                    bForwardKey = true;
+            }
+        }
+    }
+
+    if ( xWindow->isDisposed() )
+        return;
+
+    // #107251# move focus away if this toolbox was disabled during keyinput
+    if (HasFocus() && mpData->mbKeyInputDisabled && bParentIsContainer)
+    {
+        vcl::Window *pFocusControl = pParent->ImplGetDlgWindow( 0, GetDlgWindowType::First );
+        if ( pFocusControl && pFocusControl != this )
+            pFocusControl->ImplControlFocus( GetFocusFlags::Init );
+    }
+
+    // #107712#, leave toolbox
+    if( bGrabFocusToDocument )
+    {
+        GrabFocusToDocument();
+        return;
+    }
+
+    if( bForwardKey )
+        DockingWindow::KeyInput( rKEvt );
+}
+
+// returns the current toolbox line of the item
+ToolBox::ImplToolItems::size_type ToolBox::ImplGetItemLine( ImplToolItem const * pCurrentItem )
+{
+    ImplToolItems::size_type nLine = 1;
+    for (auto const& item : mpData->m_aItems)
+    {
+        if ( item.mbBreak )
+            ++nLine;
+        if( &item == pCurrentItem)
+            break;
+    }
+    return nLine;
+}
+
+// returns the first displayable item in the given line
+ImplToolItem* ToolBox::ImplGetFirstValidItem( ImplToolItems::size_type nLine )
+{
+    if( !nLine || nLine > mnCurLines )
+        return nullptr;
+
+    nLine--;
+
+    ImplToolItems::iterator it = mpData->m_aItems.begin();
+    while( it != mpData->m_aItems.end() )
+    {
+        // find correct line
+        if ( it->mbBreak )
+            nLine--;
+        if( !nLine )
+        {
+            // find first useful item
+            while( it != mpData->m_aItems.end() && ((it->meType != ToolBoxItemType::BUTTON) ||
+                /*!it->mbEnabled ||*/ !it->mbVisible || ImplIsFixedControl( &(*it) )) )
+            {
+                ++it;
+                if( it == mpData->m_aItems.end() || it->mbBreak )
+                    return nullptr;    // no valid items in this line
+            }
+            return &(*it);
+        }
+        ++it;
+    }
+
+    return (it == mpData->m_aItems.end()) ? nullptr : &(*it);
+}
+
+ToolBox::ImplToolItems::size_type ToolBox::ImplFindItemPos( const ImplToolItem* pItem, const ImplToolItems& rList )
+{
+    if( pItem )
+    {
+        for( ImplToolItems::size_type nPos = 0; nPos < rList.size(); ++nPos )
+            if( &rList[ nPos ] == pItem )
+                return nPos;
+    }
+    return ITEM_NOTFOUND;
+}
+
+void ToolBox::ChangeHighlight( ImplToolItems::size_type nPos )
+{
+    if ( nPos < GetItemCount() ) {
+        ImplGrabFocus( GetFocusFlags::NONE );
+        ImplChangeHighlight ( ImplGetItem ( GetItemId ( nPos ) ) );
+    }
+}
+
+void ToolBox::ImplChangeHighlight( ImplToolItem const * pItem, bool bNoGrabFocus )
+{
+    // avoid recursion due to focus change
+    if( mbChangingHighlight )
+        return;
+
+    mbChangingHighlight = true;
+
+    ImplToolItem* pOldItem = nullptr;
+
+    if ( mnHighItemId )
+    {
+        ImplHideFocus();
+        ImplToolItems::size_type nPos = GetItemPos( mnHighItemId );
+        pOldItem = ImplGetItem( mnHighItemId );
+        // #i89962# ImplDrawItem can cause Invalidate/Update
+        // which will in turn ImplShowFocus again
+        // set mnHighItemId to 0 already to prevent this hen/egg problem
+        mnHighItemId = ToolBoxItemId(0);
+        InvalidateItem(nPos);
+        CallEventListeners( VclEventId::ToolboxHighlightOff, reinterpret_cast< void* >( nPos ) );
+    }
+
+    if( !bNoGrabFocus && pItem != pOldItem && pOldItem && pOldItem->mpWindow )
+    {
+        // move focus into toolbox
+        GrabFocus();
+    }
+
+    if( pItem )
+    {
+        ImplToolItems::size_type aPos = ToolBox::ImplFindItemPos( pItem, mpData->m_aItems );
+        if( aPos != ITEM_NOTFOUND)
+        {
+            // check for line breaks
+            ImplToolItems::size_type nLine = ImplGetItemLine( pItem );
+
+            if( nLine >= mnCurLine + mnVisLines )
+            {
+                mnCurLine = nLine - mnVisLines + 1;
+                mbFormat = true;
+            }
+            else if ( nLine < mnCurLine )
+            {
+                mnCurLine = nLine;
+                mbFormat = true;
+            }
+
+            if( mbFormat )
+            {
+                ImplFormat();
+            }
+
+            mnHighItemId = pItem->mnId;
+            InvalidateItem(aPos);
+
+            ImplShowFocus();
+
+            if( pItem->mpWindow )
+                pItem->mpWindow->GrabFocus();
+            if( pItem != pOldItem )
+                CallEventListeners( VclEventId::ToolboxHighlight );
+        }
+    }
+    else
+    {
+        ImplHideFocus();
+        mnHighItemId = ToolBoxItemId(0);
+        mnCurPos = ITEM_NOTFOUND;
+    }
+
+    mbChangingHighlight = false;
+}
+
+// check for keyboard accessible items
+static bool ImplIsValidItem( const ImplToolItem* pItem, bool bNotClipped )
+{
+    bool bValid = (pItem && pItem->meType == ToolBoxItemType::BUTTON && pItem->mbVisible && !ImplIsFixedControl( pItem )
+                   && pItem->mbEnabled);
+    if( bValid && bNotClipped && pItem->IsClipped() )
+        bValid = false;
+    return bValid;
+}
+
+bool ToolBox::ImplChangeHighlightUpDn( bool bUp, bool bNoCycle )
+{
+    ImplToolItem* pToolItem = ImplGetItem( mnHighItemId );
+
+    if( !pToolItem || !mnHighItemId )
+    {
+        // menubutton highlighted ?
+        if( mpData->mbMenubuttonSelected )
+        {
+            mpData->mbMenubuttonSelected = false;
+            if( bUp )
+            {
+                // select last valid non-clipped item
+                ImplToolItem* pItem = nullptr;
+                auto it = std::find_if(mpData->m_aItems.rbegin(), mpData->m_aItems.rend(),
+                    [](const ImplToolItem& rItem) { return ImplIsValidItem( &rItem, true ); });
+                if( it != mpData->m_aItems.rend() )
+                    pItem = &(*it);
+
+                InvalidateMenuButton();
+                ImplChangeHighlight( pItem );
+            }
+            else
+            {
+                // select first valid non-clipped item
+                ImplToolItems::iterator it = std::find_if(mpData->m_aItems.begin(), mpData->m_aItems.end(),
+                    [](const ImplToolItem& rItem) { return ImplIsValidItem( &rItem, true ); });
+                if( it != mpData->m_aItems.end() )
+                {
+                    InvalidateMenuButton();
+                    ImplChangeHighlight( &(*it) );
+                }
+            }
+            return true;
+        }
+
+        if( bUp )
+        {
+            // Select first valid item
+            ImplToolItems::iterator it = std::find_if(mpData->m_aItems.begin(), mpData->m_aItems.end(),
+                [](const ImplToolItem& rItem) { return ImplIsValidItem( &rItem, false ); });
+
+            // select the menu button if a clipped item would be selected
+            if( (it != mpData->m_aItems.end() && &(*it) == ImplGetFirstClippedItem()) && IsMenuEnabled() )
+            {
+                ImplChangeHighlight( nullptr );
+                mpData->mbMenubuttonSelected = true;
+                InvalidateMenuButton();
+            }
+            else
+                ImplChangeHighlight( (it != mpData->m_aItems.end()) ? &(*it) : nullptr );
+            return true;
+        }
+        else
+        {
+            // Select last valid item
+
+            // docked toolbars have the menubutton as last item - if this button is enabled
+            if( ImplHasClippedItems() && IsMenuEnabled() && !ImplIsFloatingMode() )
+            {
+                ImplChangeHighlight( nullptr );
+                mpData->mbMenubuttonSelected = true;
+                InvalidateMenuButton();
+            }
+            else
+            {
+                ImplToolItem* pItem = nullptr;
+                auto it = std::find_if(mpData->m_aItems.rbegin(), mpData->m_aItems.rend(),
+                    [](const ImplToolItem& rItem) { return ImplIsValidItem( &rItem, false ); });
+                if( it != mpData->m_aItems.rend() )
+                    pItem = &(*it);
+
+                ImplChangeHighlight( pItem );
+            }
+            return true;
+        }
+    }
+
+    assert(pToolItem);
+
+    ImplToolItems::size_type pos = ToolBox::ImplFindItemPos( pToolItem, mpData->m_aItems );
+    ImplToolItems::size_type nCount = mpData->m_aItems.size();
+
+    ImplToolItems::size_type i=0;
+    do
+    {
+        if( bUp )
+        {
+            if( !pos-- )
+            {
+                if( bNoCycle )
+                    return false;
+
+                // highlight the menu button if it is the last item
+                if( ImplHasClippedItems() && IsMenuEnabled() && !ImplIsFloatingMode() )
+                {
+                    ImplChangeHighlight( nullptr );
+                    mpData->mbMenubuttonSelected = true;
+                    InvalidateMenuButton();
+                    return true;
+                }
+                else
+                    pos = nCount-1;
+            }
+        }
+        else
+        {
+            if( ++pos >= nCount )
+            {
+                if( bNoCycle )
+                    return false;
+
+                // highlight the menu button if it is the last item
+                if( ImplHasClippedItems() && IsMenuEnabled() && !ImplIsFloatingMode() )
+                {
+                    ImplChangeHighlight( nullptr );
+                    mpData->mbMenubuttonSelected = true;
+                    InvalidateMenuButton();
+                    return true;
+                }
+                else
+                    pos = 0;
+            }
+        }
+
+        pToolItem = &mpData->m_aItems[pos];
+
+        if ( ImplIsValidItem( pToolItem, false ) )
+            break;
+
+    } while( ++i < nCount);
+
+    if( pToolItem->IsClipped() && IsMenuEnabled() )
+    {
+        // select the menu button if a clipped item would be selected
+        ImplChangeHighlight( nullptr );
+        mpData->mbMenubuttonSelected = true;
+        InvalidateMenuButton();
+    }
+    else if( i != nCount )
+        ImplChangeHighlight( pToolItem );
+    else
+        return false;
+
+    return true;
+}
+
+void ToolBox::ImplShowFocus()
+{
+    if( mnHighItemId && HasFocus() )
+    {
+        ImplToolItem* pItem = ImplGetItem( mnHighItemId );
+        if (pItem && pItem->mpWindow && !pItem->mpWindow->isDisposed())
+        {
+            vcl::Window *pWin = pItem->mpWindow->ImplGetWindowImpl()->mpBorderWindow ? pItem->mpWindow->ImplGetWindowImpl()->mpBorderWindow.get() : pItem->mpWindow.get();
+            pWin->ImplGetWindowImpl()->mbDrawSelectionBackground = true;
+            pWin->Invalidate();
+        }
+    }
+}
+
+void ToolBox::ImplHideFocus()
+{
+    if( mnHighItemId )
+    {
+        mpData->mbMenubuttonWasLastSelected = false;
+        ImplToolItem* pItem = ImplGetItem( mnHighItemId );
+        if( pItem && pItem->mpWindow )
+        {
+            vcl::Window *pWin = pItem->mpWindow->ImplGetWindowImpl()->mpBorderWindow ? pItem->mpWindow->ImplGetWindowImpl()->mpBorderWindow.get() : pItem->mpWindow.get();
+            pWin->ImplGetWindowImpl()->mbDrawSelectionBackground = false;
+            pWin->Invalidate();
+        }
+    }
+
+    if ( mpData && mpData->mbMenubuttonSelected )
+    {
+        mpData->mbMenubuttonWasLastSelected = true;
+        // remove highlight from menubutton
+        mpData->mbMenubuttonSelected = false;
+        InvalidateMenuButton();
+    }
+}
+
+void ToolBox::SetToolbarLayoutMode( ToolBoxLayoutMode eLayout )
+{
+    if ( meLayoutMode != eLayout )
+       meLayoutMode  = eLayout;
+}
+
+void ToolBox::SetToolBoxTextPosition( ToolBoxTextPosition ePosition )
+{
+    meTextPosition = ePosition;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/toolbox2.cxx b/vcl/source/window/toolbox2.cxx
new file mode 100644
index 000000000..5a1112da5
--- /dev/null
+++ b/vcl/source/window/toolbox2.cxx
@@ -0,0 +1,1781 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+#include <vcl/uitest/logger.hxx>
+#include <sal/log.hxx>
+
+#include <comphelper/base64.hxx>
+#include <comphelper/processfactory.hxx>
+#include <boost/property_tree/ptree.hpp>
+
+#include <vcl/cvtgrf.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/idle.hxx>
+#include <vcl/bitmap.hxx>
+#include <vcl/toolkit/floatwin.hxx>
+#include <vcl/toolbox.hxx>
+#include <vcl/mnemonic.hxx>
+#include <vcl/menu.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/IconThemeInfo.hxx>
+#include <vcl/commandinfoprovider.hxx>
+
+#include <svdata.hxx>
+#include <brdwin.hxx>
+#include <toolbox.h>
+
+#include <unotools/confignode.hxx>
+#include <tools/json_writer.hxx>
+
+#include <vcl/uitest/uiobject.hxx>
+
+#include "impldockingwrapper.hxx"
+
+using namespace vcl;
+
+#define TB_SEP_SIZE     8  // Separator size
+
+
+ImplToolBoxPrivateData::ImplToolBoxPrivateData()
+{
+    meButtonSize = ToolBoxButtonSize::DontCare;
+    mpMenu = VclPtr<PopupMenu>::Create();
+
+    maMenuType = ToolBoxMenuType::NONE;
+    maMenubuttonItem.maItemSize = Size( TB_MENUBUTTON_SIZE+TB_MENUBUTTON_OFFSET, TB_MENUBUTTON_SIZE+TB_MENUBUTTON_OFFSET );
+    maMenubuttonItem.meState = TRISTATE_FALSE;
+    mnMenuButtonWidth = TB_MENUBUTTON_SIZE;
+
+    mbIsLocked = false;
+    mbNativeButtons = false;
+    mbIsPaintLocked = false;
+    mbAssumeDocked = false;
+    mbAssumePopupMode = false;
+    mbAssumeFloating = false;
+    mbKeyInputDisabled = false;
+    mbMenubuttonSelected = false;
+    mbMenubuttonWasLastSelected = false;
+    mbWillUsePopupMode = false;
+    mbDropDownByKeyboard = false;
+}
+
+ImplToolBoxPrivateData::~ImplToolBoxPrivateData()
+{
+    m_pLayoutData.reset();
+    mpMenu.disposeAndClear();
+}
+
+void ImplToolItem::init(ToolBoxItemId nItemId, ToolBoxItemBits nItemBits,
+                        bool bEmptyBtn)
+{
+    mnId            = nItemId;
+    mpWindow        = nullptr;
+    mbNonInteractiveWindow = false;
+    mpUserData      = nullptr;
+    meType          = ToolBoxItemType::BUTTON;
+    mnBits          = nItemBits;
+    meState         = TRISTATE_FALSE;
+    mbEnabled       = true;
+    mbVisible       = true;
+    mbEmptyBtn      = bEmptyBtn;
+    mbShowWindow    = false;
+    mbBreak         = false;
+    mnSepSize       = TB_SEP_SIZE;
+    mnDropDownArrowWidth = TB_DROPDOWNARROWWIDTH;
+    mnImageAngle    = 0_deg10;
+    mbMirrorMode    = false;
+    mbVisibleText   = false;
+    mbExpand        = false;
+}
+
+ImplToolItem::ImplToolItem()
+{
+    init(ToolBoxItemId(0), ToolBoxItemBits::NONE, true);
+}
+
+ImplToolItem::ImplToolItem( ToolBoxItemId nItemId, const Image& rImage,
+                            ToolBoxItemBits nItemBits ) :
+    maImage( rImage )
+{
+    init(nItemId, nItemBits, false);
+}
+
+ImplToolItem::ImplToolItem( ToolBoxItemId nItemId, const OUString& rText,
+                            ToolBoxItemBits nItemBits ) :
+    maText( rText )
+{
+    init(nItemId, nItemBits, false);
+}
+
+ImplToolItem::ImplToolItem( ToolBoxItemId nItemId, const Image& rImage,
+                            const OUString& rText, ToolBoxItemBits nItemBits ) :
+    maImage( rImage ),
+    maText( rText )
+{
+    init(nItemId, nItemBits, false);
+}
+
+Size ImplToolItem::GetSize( bool bHorz, bool bCheckMaxWidth, tools::Long maxWidth, const Size& rDefaultSize )
+{
+    Size aSize( rDefaultSize ); // the size of 'standard' toolbox items
+                                // non-standard items are eg windows or buttons with text
+
+    if ( (meType == ToolBoxItemType::BUTTON) || (meType == ToolBoxItemType::SPACE) )
+    {
+        aSize = maItemSize;
+
+        if ( mpWindow && bHorz )
+        {
+            // get size of item window and check if it fits
+            // no windows in vertical toolbars (the default is mbShowWindow=false)
+            Size aWinSize = mpWindow->GetSizePixel();
+
+            if (mpWindow->GetStyle() & WB_NOLABEL)
+                // Window wants no label? Then don't check width, it'll be just
+                // clipped.
+                bCheckMaxWidth = false;
+
+            if ( !bCheckMaxWidth || (aWinSize.Width() <= maxWidth) )
+            {
+                aSize.setWidth( aWinSize.Width() );
+                aSize.setHeight( aWinSize.Height() );
+                mbShowWindow = true;
+            }
+            else
+            {
+                if ( mbEmptyBtn )
+                {
+                    aSize.setWidth( 0 );
+                    aSize.setHeight( 0 );
+                }
+            }
+        }
+    }
+    else if ( meType == ToolBoxItemType::SEPARATOR )
+    {
+        if ( bHorz )
+        {
+            aSize.setWidth( mnSepSize );
+            aSize.setHeight( rDefaultSize.Height() );
+        }
+        else
+        {
+            aSize.setWidth( rDefaultSize.Width() );
+            aSize.setHeight( mnSepSize );
+        }
+    }
+    else if ( meType == ToolBoxItemType::BREAK )
+    {
+        aSize.setWidth( 0 );
+        aSize.setHeight( 0 );
+    }
+
+    return aSize;
+}
+
+void ImplToolItem::DetermineButtonDrawStyle( ButtonType eButtonType, bool& rbImage, bool& rbText ) const
+{
+    if ( meType != ToolBoxItemType::BUTTON )
+    {
+        // no button -> draw nothing
+        rbImage = rbText = false;
+        return;
+    }
+
+    bool bHasImage;
+    bool bHasText;
+
+    // check for image and/or text
+    bHasImage = !!maImage;
+    bHasText = !maText.isEmpty();
+
+    // prefer images if symbolonly buttons are drawn
+    // prefer texts if textonly buttons are drawn
+
+    if ( eButtonType == ButtonType::SYMBOLONLY )         // drawing icons only
+    {
+        if( bHasImage || !bHasText )
+        {
+            rbImage = true;
+            rbText  = false;
+        }
+        else
+        {
+            rbImage = false;
+            rbText  = true;
+        }
+    }
+    else if ( eButtonType == ButtonType::TEXT )      // drawing text only
+    {
+        if( bHasText || !bHasImage )
+        {
+            rbImage = false;
+            rbText  = true;
+        }
+        else
+        {
+            rbImage = true;
+            rbText  = false;
+        }
+    }
+    else                                        // drawing icons and text both
+    {
+        rbImage = true;
+        rbText  = true;
+    }
+}
+
+tools::Rectangle ImplToolItem::GetDropDownRect( bool bHorz ) const
+{
+    tools::Rectangle aRect;
+    if( (mnBits & ToolBoxItemBits::DROPDOWN) && !maRect.IsEmpty() )
+    {
+        aRect = maRect;
+        if( mbVisibleText && !bHorz )
+            // item will be rotated -> place dropdown to the bottom
+            aRect.SetTop( aRect.Bottom() - mnDropDownArrowWidth );
+        else
+            // place dropdown to the right
+            aRect.SetLeft( aRect.Right() - mnDropDownArrowWidth );
+    }
+    return aRect;
+}
+
+bool ImplToolItem::IsClipped() const
+{
+    return ( meType == ToolBoxItemType::BUTTON && mbVisible && maRect.IsEmpty() );
+}
+
+bool ImplToolItem::IsItemHidden() const
+{
+    return ( meType == ToolBoxItemType::BUTTON && !mbVisible );
+}
+
+void ToolBox::ImplInvalidate( bool bNewCalc, bool bFullPaint )
+{
+    ImplUpdateInputEnable();
+
+    if ( bNewCalc )
+        mbCalc = true;
+
+    if ( bFullPaint )
+    {
+        mbFormat = true;
+
+        // do we need to redraw?
+        if ( IsReallyVisible() && IsUpdateMode() )
+        {
+            Invalidate( tools::Rectangle( mnLeftBorder, mnTopBorder,
+                                   mnDX-mnRightBorder-1, mnDY-mnBottomBorder-1 ) );
+            mpIdle->Stop();
+        }
+    }
+    else
+    {
+        if ( !mbFormat )
+        {
+            mbFormat = true;
+
+            // do we need to redraw?
+            if ( IsReallyVisible() && IsUpdateMode() )
+                mpIdle->Start();
+        }
+    }
+
+    // request new layout by layoutmanager
+    CallEventListeners( VclEventId::ToolboxFormatChanged );
+}
+
+void ToolBox::ImplUpdateItem( ImplToolItems::size_type nIndex )
+{
+    // do we need to redraw?
+    if ( !(IsReallyVisible() && IsUpdateMode()) )
+        return;
+
+    if ( nIndex == ITEM_NOTFOUND )
+    {
+        // #i52217# no immediate draw as this might lead to paint problems
+        Invalidate( tools::Rectangle( mnLeftBorder, mnTopBorder, mnDX-mnRightBorder-1, mnDY-mnBottomBorder-1 ) );
+    }
+    else
+    {
+        if ( !mbFormat )
+        {
+            // #i52217# no immediate draw as this might lead to paint problems
+            Invalidate( mpData->m_aItems[nIndex].maRect );
+        }
+        else
+            maPaintRect.Union( mpData->m_aItems[nIndex].maRect );
+    }
+}
+
+void ToolBox::Click()
+{
+    CallEventListeners( VclEventId::ToolboxClick );
+    maClickHdl.Call( this );
+    UITestLogger::getInstance().logAction( this, VclEventId::ToolboxClick);
+}
+
+void ToolBox::DoubleClick()
+{
+    CallEventListeners( VclEventId::ToolboxDoubleClick );
+    maDoubleClickHdl.Call( this );
+}
+
+void ToolBox::Activate()
+{
+    mnActivateCount++;
+    CallEventListeners( VclEventId::ToolboxActivate );
+    maActivateHdl.Call( this );
+}
+
+void ToolBox::Deactivate()
+{
+    mnActivateCount--;
+    CallEventListeners( VclEventId::ToolboxDeactivate );
+    maDeactivateHdl.Call( this );
+}
+
+void ToolBox::Highlight()
+{
+    CallEventListeners( VclEventId::ToolboxHighlight );
+}
+
+FactoryFunction ToolBox::GetUITestFactory() const
+{
+    return ToolBoxUIObject::create;
+}
+
+void ToolBox::Select()
+{
+    VclPtr<vcl::Window> xWindow = this;
+
+    CallEventListeners( VclEventId::ToolboxSelect );
+    maSelectHdl.Call( this );
+
+    if ( xWindow->isDisposed() )
+        return;
+
+    // TODO: GetFloatingWindow in DockingWindow is currently inline, change it to check dockingwrapper
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper && pWrapper->GetFloatingWindow() && static_cast<FloatingWindow*>(pWrapper->GetFloatingWindow())->IsInPopupMode() )
+        static_cast<FloatingWindow*>(pWrapper->GetFloatingWindow())->EndPopupMode();
+}
+
+void ToolBox::InsertItem( ToolBoxItemId nItemId, const Image& rImage, ToolBoxItemBits nBits, ImplToolItems::size_type nPos )
+{
+    SAL_WARN_IF( !nItemId, "vcl", "ToolBox::InsertItem(): ItemId == 0" );
+    SAL_WARN_IF( GetItemPos( nItemId ) != ITEM_NOTFOUND, "vcl",
+                "ToolBox::InsertItem(): ItemId already exists" );
+
+    // create item and add to list
+    mpData->m_aItems.insert( (nPos < mpData->m_aItems.size()) ? mpData->m_aItems.begin()+nPos : mpData->m_aItems.end(),
+                             ImplToolItem( nItemId, rImage, nBits ) );
+    mpData->ImplClearLayoutData();
+
+    ImplInvalidate( true );
+
+    // Notify
+    ImplToolItems::size_type nNewPos = ( nPos == APPEND ) ? ( mpData->m_aItems.size() - 1 ) : nPos;
+    CallEventListeners( VclEventId::ToolboxItemAdded, reinterpret_cast< void* >(nNewPos ) );
+}
+
+void ToolBox::InsertItem( ToolBoxItemId nItemId, const Image& rImage, const OUString& rText, ToolBoxItemBits nBits,
+                          ImplToolItems::size_type nPos )
+{
+    SAL_WARN_IF( !nItemId, "vcl", "ToolBox::InsertItem(): ItemId == 0" );
+    SAL_WARN_IF( GetItemPos( nItemId ) != ITEM_NOTFOUND, "vcl",
+                "ToolBox::InsertItem(): ItemId already exists" );
+
+    // create item and add to list
+    mpData->m_aItems.insert( (nPos < mpData->m_aItems.size()) ? mpData->m_aItems.begin()+nPos : mpData->m_aItems.end(),
+                             ImplToolItem( nItemId, rImage, MnemonicGenerator::EraseAllMnemonicChars(rText), nBits ) );
+    mpData->ImplClearLayoutData();
+
+    ImplInvalidate( true );
+
+    // Notify
+    ImplToolItems::size_type nNewPos = ( nPos == APPEND ) ? ( mpData->m_aItems.size() - 1 ) : nPos;
+    CallEventListeners( VclEventId::ToolboxItemAdded, reinterpret_cast< void* >( nNewPos ) );
+}
+
+void ToolBox::InsertItem( ToolBoxItemId nItemId, const OUString& rText, ToolBoxItemBits nBits, ImplToolItems::size_type nPos )
+{
+    SAL_WARN_IF( !nItemId, "vcl", "ToolBox::InsertItem(): ItemId == 0" );
+    SAL_WARN_IF( GetItemPos( nItemId ) != ITEM_NOTFOUND, "vcl",
+                "ToolBox::InsertItem(): ItemId already exists" );
+
+    // create item and add to list
+    mpData->m_aItems.insert( (nPos < mpData->m_aItems.size()) ? mpData->m_aItems.begin()+nPos : mpData->m_aItems.end(),
+                             ImplToolItem( nItemId, MnemonicGenerator::EraseAllMnemonicChars(rText), nBits ) );
+    mpData->ImplClearLayoutData();
+
+    ImplInvalidate( true );
+
+    // Notify
+    ImplToolItems::size_type nNewPos = ( nPos == APPEND ) ? ( mpData->m_aItems.size() - 1 ) : nPos;
+    CallEventListeners( VclEventId::ToolboxItemAdded, reinterpret_cast< void* >( nNewPos ) );
+}
+
+void ToolBox::InsertItem(const OUString& rCommand, const css::uno::Reference<css::frame::XFrame>& rFrame, ToolBoxItemBits nBits,
+                         const Size& rRequestedSize, ImplToolItems::size_type nPos)
+{
+    OUString aModuleName(vcl::CommandInfoProvider::GetModuleIdentifier(rFrame));
+    auto aProperties = vcl::CommandInfoProvider::GetCommandProperties(rCommand, aModuleName);
+    OUString aLabel(vcl::CommandInfoProvider::GetLabelForCommand(aProperties));
+    OUString aTooltip(vcl::CommandInfoProvider::GetTooltipForCommand(rCommand, aProperties, rFrame));
+    Image aImage(CommandInfoProvider::GetImageForCommand(rCommand, rFrame, GetImageSize()));
+
+    ToolBoxItemId nItemId(GetItemCount() + 1);
+        //TODO: ImplToolItems::size_type -> sal_uInt16!
+    InsertItem(nItemId, aImage, aLabel, nBits, nPos);
+    SetItemCommand(nItemId, rCommand);
+    SetQuickHelpText(nItemId, aTooltip);
+
+    // set the minimal size
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+    if ( pItem )
+        pItem->maMinimalItemSize = rRequestedSize;
+}
+
+void ToolBox::InsertWindow( ToolBoxItemId nItemId, vcl::Window* pWindow,
+                            ToolBoxItemBits nBits, ImplToolItems::size_type nPos )
+{
+    SAL_WARN_IF( !nItemId, "vcl", "ToolBox::InsertWindow(): ItemId == 0" );
+    SAL_WARN_IF( GetItemPos( nItemId ) != ITEM_NOTFOUND, "vcl",
+                "ToolBox::InsertWindow(): ItemId already exists" );
+
+    // create item and add to list
+    ImplToolItem aItem;
+    aItem.mnId       = nItemId;
+    aItem.meType     = ToolBoxItemType::BUTTON;
+    aItem.mnBits     = nBits;
+    aItem.mpWindow   = pWindow;
+    mpData->m_aItems.insert( (nPos < mpData->m_aItems.size()) ? mpData->m_aItems.begin()+nPos : mpData->m_aItems.end(), aItem );
+    mpData->ImplClearLayoutData();
+
+    if ( pWindow )
+        pWindow->Hide();
+
+    ImplInvalidate( true );
+
+    // Notify
+    ImplToolItems::size_type nNewPos = ( nPos == APPEND ) ? ( mpData->m_aItems.size() - 1 ) : nPos;
+    CallEventListeners( VclEventId::ToolboxItemAdded, reinterpret_cast< void* >( nNewPos ) );
+}
+
+void ToolBox::InsertSpace()
+{
+    // create item and add to list
+    ImplToolItem aItem;
+    aItem.meType     = ToolBoxItemType::SPACE;
+    aItem.mbEnabled  = false;
+    mpData->m_aItems.push_back( aItem );
+    mpData->ImplClearLayoutData();
+
+    ImplInvalidate();
+
+    // Notify
+    ImplToolItems::size_type nNewPos = mpData->m_aItems.size() - 1;
+    CallEventListeners( VclEventId::ToolboxItemAdded, reinterpret_cast< void* >( nNewPos ) );
+}
+
+void ToolBox::InsertSeparator( ImplToolItems::size_type nPos, sal_uInt16 nPixSize )
+{
+    // create item and add to list
+    ImplToolItem aItem;
+    aItem.meType     = ToolBoxItemType::SEPARATOR;
+    aItem.mbEnabled  = false;
+    if ( nPixSize )
+        aItem.mnSepSize = nPixSize;
+    mpData->m_aItems.insert( (nPos < mpData->m_aItems.size()) ? mpData->m_aItems.begin()+nPos : mpData->m_aItems.end(), aItem );
+    mpData->ImplClearLayoutData();
+
+    ImplInvalidate();
+
+    // Notify
+    ImplToolItems::size_type nNewPos = ( nPos == APPEND ) ? ( mpData->m_aItems.size() - 1 ) : nPos;
+    CallEventListeners( VclEventId::ToolboxItemAdded, reinterpret_cast< void* >( nNewPos ) );
+}
+
+void ToolBox::InsertBreak( ImplToolItems::size_type nPos )
+{
+    // create item and add to list
+    ImplToolItem aItem;
+    aItem.meType     = ToolBoxItemType::BREAK;
+    aItem.mbEnabled  = false;
+    mpData->m_aItems.insert( (nPos < mpData->m_aItems.size()) ? mpData->m_aItems.begin()+nPos : mpData->m_aItems.end(), aItem );
+    mpData->ImplClearLayoutData();
+
+    ImplInvalidate();
+
+    // Notify
+    ImplToolItems::size_type nNewPos = ( nPos == APPEND ) ? ( mpData->m_aItems.size() - 1 ) : nPos;
+    CallEventListeners( VclEventId::ToolboxItemAdded, reinterpret_cast< void* >( nNewPos ) );
+}
+
+void ToolBox::RemoveItem( ImplToolItems::size_type nPos )
+{
+    if( nPos >= mpData->m_aItems.size() )
+        return;
+
+    bool bMustCalc;
+    bMustCalc = mpData->m_aItems[nPos].meType == ToolBoxItemType::BUTTON;
+
+    if ( mpData->m_aItems[nPos].mpWindow )
+        mpData->m_aItems[nPos].mpWindow->Hide();
+
+    // add the removed item to PaintRect
+    maPaintRect.Union( mpData->m_aItems[nPos].maRect );
+
+    // ensure not to delete in the Select-Handler
+    if ( mpData->m_aItems[nPos].mnId == mnCurItemId )
+        mnCurItemId = ToolBoxItemId(0);
+    if ( mpData->m_aItems[nPos].mnId == mnHighItemId )
+        mnHighItemId = ToolBoxItemId(0);
+
+    ImplInvalidate( bMustCalc );
+
+    mpData->m_aItems.erase( mpData->m_aItems.begin()+nPos );
+    mpData->ImplClearLayoutData();
+
+    // Notify
+    CallEventListeners( VclEventId::ToolboxItemRemoved, reinterpret_cast< void* >( nPos ) );
+}
+
+void ToolBox::CopyItem( const ToolBox& rToolBox, ToolBoxItemId nItemId )
+{
+    SAL_WARN_IF( GetItemPos( nItemId ) != ITEM_NOTFOUND, "vcl",
+                "ToolBox::CopyItem(): ItemId already exists" );
+
+    ImplToolItems::size_type nPos = rToolBox.GetItemPos( nItemId );
+
+    // found item
+    if ( nPos == ITEM_NOTFOUND )
+        return;
+
+    // push ToolBox item onto the list
+    ImplToolItem aNewItem = rToolBox.mpData->m_aItems[nPos];
+    // reset state
+    aNewItem.mpWindow      = nullptr;
+    aNewItem.mbShowWindow = false;
+
+    mpData->m_aItems.push_back( aNewItem );
+    mpData->ImplClearLayoutData();
+    // redraw ToolBox
+    ImplInvalidate();
+
+    // Notify
+    ImplToolItems::size_type nNewPos2 = mpData->m_aItems.size() - 1;
+    CallEventListeners( VclEventId::ToolboxItemAdded, reinterpret_cast< void* >( nNewPos2 ) );
+}
+
+void ToolBox::Clear()
+{
+    mpData->m_aItems.clear();
+    mpData->ImplClearLayoutData();
+
+    // ensure not to delete in the Select-Handler
+    mnCurItemId = ToolBoxItemId(0);
+    mnHighItemId = ToolBoxItemId(0);
+
+    ImplInvalidate( true, true );
+
+    // Notify
+    CallEventListeners( VclEventId::ToolboxAllItemsChanged );
+}
+
+void ToolBox::SetButtonType( ButtonType eNewType )
+{
+    if ( meButtonType != eNewType )
+    {
+        meButtonType = eNewType;
+
+        // better redraw everything, as otherwise there might be problems
+        // with regions that were copied with CopyBits
+        ImplInvalidate( true );
+    }
+}
+
+void ToolBox::SetToolboxButtonSize( ToolBoxButtonSize eSize )
+{
+    if( mpData->meButtonSize != eSize )
+    {
+        mpData->meButtonSize = eSize;
+        mbCalc = true;
+        mbFormat = true;
+    }
+}
+
+ToolBoxButtonSize ToolBox::GetToolboxButtonSize() const
+{
+    return mpData->meButtonSize;
+}
+
+ImageType ToolBox::GetImageSize() const
+{
+    ImageType eImageType = ImageType::Size16;
+    if (mpData->meButtonSize == ToolBoxButtonSize::Large)
+        eImageType = ImageType::Size26;
+    else if (mpData->meButtonSize == ToolBoxButtonSize::Size32)
+        eImageType = ImageType::Size32;
+
+    return eImageType;
+}
+
+/*static*/ Size ToolBox::GetDefaultImageSize(ToolBoxButtonSize eToolBoxButtonSize)
+{
+    OutputDevice *pDefault = Application::GetDefaultDevice();
+    float fScaleFactor = pDefault ? pDefault->GetDPIScaleFactor() : 1.0;
+
+    Size aUnscaledSize(16, 16);
+
+    if (eToolBoxButtonSize == ToolBoxButtonSize::Large)
+    {
+        OUString iconTheme = Application::GetSettings().GetStyleSettings().DetermineIconTheme();
+        aUnscaledSize = vcl::IconThemeInfo::SizeByThemeName(iconTheme);
+    }
+    else if (eToolBoxButtonSize == ToolBoxButtonSize::Size32)
+    {
+        aUnscaledSize = Size(32, 32);
+    }
+    return Size(aUnscaledSize.Width()  * fScaleFactor,
+                aUnscaledSize.Height() * fScaleFactor);
+}
+
+Size ToolBox::GetDefaultImageSize() const
+{
+    return GetDefaultImageSize(GetToolboxButtonSize());
+}
+
+void ToolBox::SetAlign( WindowAlign eNewAlign )
+{
+    if ( meAlign == eNewAlign )
+        return;
+
+    meAlign = eNewAlign;
+
+    if ( ImplIsFloatingMode() )
+        return;
+
+    // set horizontal/vertical alignment
+    if ( (eNewAlign == WindowAlign::Left) || (eNewAlign == WindowAlign::Right) )
+        mbHorz = false;
+    else
+        mbHorz = true;
+
+    // Update the background according to Persona if necessary
+    ImplInitSettings( false, false, true );
+
+    // redraw everything, as the border has changed
+    mbCalc = true;
+    mbFormat = true;
+    if ( IsReallyVisible() && IsUpdateMode() )
+        Invalidate();
+}
+
+void ToolBox::SetLineCount( ImplToolItems::size_type nNewLines )
+{
+    if ( !nNewLines )
+        nNewLines = 1;
+
+    if ( mnLines != nNewLines )
+    {
+        mnLines = nNewLines;
+
+        // better redraw everything, as otherwise there might be problems
+        // with regions that were copied with CopyBits
+        Invalidate();
+    }
+}
+
+ToolBox::ImplToolItems::size_type ToolBox::GetItemCount() const
+{
+    return mpData ? mpData->m_aItems.size() : 0;
+}
+
+ToolBoxItemType ToolBox::GetItemType( ImplToolItems::size_type nPos ) const
+{
+    return (nPos < mpData->m_aItems.size()) ? mpData->m_aItems[nPos].meType : ToolBoxItemType::DONTKNOW;
+}
+
+ToolBox::ImplToolItems::size_type ToolBox::GetItemPos( ToolBoxItemId nItemId ) const
+{
+    if (mpData)
+    {
+        ImplToolItems::size_type nCount = mpData->m_aItems.size();
+        for( ImplToolItems::size_type nPos = 0; nPos < nCount; nPos++ )
+            if( mpData->m_aItems[nPos].mnId == nItemId )
+                return nPos;
+    }
+    return ITEM_NOTFOUND;
+}
+
+ToolBox::ImplToolItems::size_type ToolBox::GetItemPos( const Point& rPos ) const
+{
+    // search the item position on the given point
+    auto it = std::find_if(mpData->m_aItems.begin(), mpData->m_aItems.end(),
+        [&rPos](const ImplToolItem& rItem) { return rItem.maRect.Contains( rPos ); });
+
+    if( it != mpData->m_aItems.end() )
+        return std::distance(mpData->m_aItems.begin(), it);
+
+    return ITEM_NOTFOUND;
+}
+
+ToolBoxItemId ToolBox::GetItemId( ImplToolItems::size_type nPos ) const
+{
+    return (nPos < mpData->m_aItems.size()) ? mpData->m_aItems[nPos].mnId : ToolBoxItemId(0);
+}
+
+ToolBoxItemId ToolBox::GetItemId( const Point& rPos ) const
+{
+    // find item that was clicked
+    auto it = std::find_if(mpData->m_aItems.begin(), mpData->m_aItems.end(),
+        [&rPos](const ImplToolItem& rItem) { return rItem.maRect.Contains( rPos ); });
+
+    if( (it != mpData->m_aItems.end()) && (it->meType == ToolBoxItemType::BUTTON) )
+        return it->mnId;
+
+    return ToolBoxItemId(0);
+}
+
+Size ToolBox::GetItemContentSize( ToolBoxItemId nItemId )
+{
+    if ( mbCalc || mbFormat )
+        ImplFormat();
+
+    ImplToolItems::size_type nPos = GetItemPos( nItemId );
+    if ( nPos < mpData->m_aItems.size() )
+        return mpData->m_aItems[nPos].maContentSize;
+    else
+        return Size();
+}
+
+ToolBoxItemId ToolBox::GetItemId(const OUString &rCommand) const
+{
+    if (!mpData)
+        return ToolBoxItemId(0);
+
+    auto it = std::find_if(mpData->m_aItems.begin(), mpData->m_aItems.end(),
+        [&rCommand](const ImplToolItem& rItem) { return rItem.maCommandStr == rCommand; });
+    if (it != mpData->m_aItems.end())
+        return it->mnId;
+
+    return ToolBoxItemId(0);
+}
+
+Point ToolBox::ImplGetPopupPosition( const tools::Rectangle& rRect ) const
+{
+    Point aPos;
+    if( !rRect.IsEmpty() )
+    {
+        tools::Rectangle aScreen = GetDesktopRectPixel();
+
+        // the popup should be positioned so that it will not cover
+        // the item rect and that it fits the desktop
+        // the preferred direction is always towards the center of
+        // the application window
+
+        Point devPos;           // the position in device coordinates for screen comparison
+        switch( meAlign )
+        {
+            case WindowAlign::Top:
+                aPos = rRect.BottomLeft();
+                aPos.AdjustY( 1 );
+                devPos = OutputToAbsoluteScreenPixel( aPos );
+                if( devPos.Y() >= aScreen.Bottom() )
+                    aPos.setY( rRect.Top() );
+                break;
+            case WindowAlign::Bottom:
+                aPos = rRect.TopLeft();
+                aPos.AdjustY( -1 );
+                devPos = OutputToAbsoluteScreenPixel( aPos );
+                if( devPos.Y() <= aScreen.Top() )
+                    aPos.setY( rRect.Bottom() );
+                break;
+            case WindowAlign::Left:
+                aPos = rRect.TopRight();
+                aPos.AdjustX( 1 );
+                devPos = OutputToAbsoluteScreenPixel( aPos );
+                if( devPos.X() >= aScreen.Right() )
+                    aPos.setX( rRect.Left() );
+                break;
+            case WindowAlign::Right:
+                aPos = rRect.TopLeft();
+                aPos.AdjustX( -1 );
+                devPos = OutputToAbsoluteScreenPixel( aPos );
+                if( devPos.X() <= aScreen.Left() )
+                    aPos.setX( rRect.Right() );
+                break;
+            default:
+                break;
+        }
+    }
+    return aPos;
+}
+
+tools::Rectangle ToolBox::GetItemRect( ToolBoxItemId nItemId )
+{
+    if ( mbCalc || mbFormat )
+        ImplFormat();
+
+    ImplToolItems::size_type nPos = GetItemPos( nItemId );
+    return GetItemPosRect( nPos );
+}
+
+tools::Rectangle ToolBox::GetItemPosRect( ImplToolItems::size_type nPos )
+{
+    if ( mbCalc || mbFormat )
+        ImplFormat();
+
+    if ( nPos < mpData->m_aItems.size() )
+        return mpData->m_aItems[nPos].maRect;
+    else
+        return tools::Rectangle();
+}
+
+tools::Rectangle const & ToolBox::GetOverflowRect() const
+{
+    return mpData->maMenubuttonItem.maRect;
+}
+
+bool ToolBox::ImplHasExternalMenubutton() const
+{
+    // check if the borderwindow (i.e. the decoration) provides the menu button
+    bool bRet = false;
+    if( ImplIsFloatingMode() )
+    {
+        // custom menu is placed in the decoration
+        ImplBorderWindow *pBorderWin = dynamic_cast<ImplBorderWindow*>( GetWindow( GetWindowType::Border ) );
+        if( pBorderWin && !pBorderWin->GetMenuRect().IsEmpty() )
+            bRet = true;
+    }
+    return bRet;
+}
+
+void ToolBox::SetItemBits( ToolBoxItemId nItemId, ToolBoxItemBits nBits )
+{
+    ImplToolItems::size_type nPos = GetItemPos( nItemId );
+
+    if ( nPos < GetItemCount() )
+    {
+        ToolBoxItemBits nOldBits = mpData->m_aItems[nPos].mnBits;
+        mpData->m_aItems[nPos].mnBits = nBits;
+        nBits &= ToolBoxItemBits::LEFT | ToolBoxItemBits::AUTOSIZE | ToolBoxItemBits::DROPDOWN;
+        nOldBits &= ToolBoxItemBits::LEFT | ToolBoxItemBits::AUTOSIZE | ToolBoxItemBits::DROPDOWN;
+        // trigger reformat when the item width has changed (dropdown arrow)
+        bool bFormat = ToolBoxItemBits(nBits & ToolBoxItemBits::DROPDOWN) != ToolBoxItemBits(nOldBits & ToolBoxItemBits::DROPDOWN);
+        if ( nBits != nOldBits )
+            ImplInvalidate( true, bFormat );
+    }
+}
+
+void ToolBox::SetItemWindowNonInteractive(ToolBoxItemId nItemId, bool bNonInteractive)
+{
+    ImplToolItems::size_type nPos = GetItemPos( nItemId );
+
+    if ( nPos < GetItemCount() )
+    {
+        mpData->m_aItems[nPos].mbNonInteractiveWindow = bNonInteractive;
+    }
+}
+
+ToolBoxItemBits ToolBox::GetItemBits( ToolBoxItemId nItemId ) const
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    if ( pItem )
+        return pItem->mnBits;
+    else
+        return ToolBoxItemBits::NONE;
+}
+
+void ToolBox::SetItemExpand( ToolBoxItemId nItemId, bool bExpand )
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+    if (!pItem)
+        return;
+
+    if (pItem->mbExpand != bExpand)
+    {
+        pItem->mbExpand = bExpand;
+        ImplInvalidate(true, true);
+    }
+}
+
+void ToolBox::SetItemData( ToolBoxItemId nItemId, void* pNewData )
+{
+    ImplToolItems::size_type nPos = GetItemPos( nItemId );
+
+    if ( nPos < mpData->m_aItems.size() )
+    {
+        mpData->m_aItems[nPos].mpUserData = pNewData;
+        ImplUpdateItem( nPos );
+    }
+}
+
+void* ToolBox::GetItemData( ToolBoxItemId nItemId ) const
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    if ( pItem )
+        return pItem->mpUserData;
+    else
+        return nullptr;
+}
+
+void ToolBox::SetItemImage( ToolBoxItemId nItemId, const Image& rImage )
+{
+    ImplToolItems::size_type nPos = GetItemPos( nItemId );
+
+    if ( nPos == ITEM_NOTFOUND )
+        return;
+
+    ImplToolItem* pItem = &mpData->m_aItems[nPos];
+    Size aOldSize = pItem->maImage.GetSizePixel();
+
+    pItem->maImage = rImage;
+
+    // only once all is calculated, do extra work
+    if (!mbCalc)
+    {
+        if (aOldSize != pItem->maImage.GetSizePixel())
+            ImplInvalidate( true );
+        else
+            ImplUpdateItem( nPos );
+    }
+}
+
+static Image ImplRotImage( const Image& rImage, Degree10 nAngle10 )
+{
+    BitmapEx    aRotBitmapEx( rImage.GetBitmapEx() );
+
+    aRotBitmapEx.Rotate( nAngle10, COL_WHITE );
+
+    return Image( aRotBitmapEx );
+}
+
+void ToolBox::SetItemImageAngle( ToolBoxItemId nItemId, Degree10 nAngle10 )
+{
+    ImplToolItems::size_type nPos = GetItemPos( nItemId );
+
+    if ( nPos == ITEM_NOTFOUND )
+        return;
+
+    ImplToolItem* pItem = &mpData->m_aItems[nPos];
+    Size aOldSize = pItem->maImage.GetSizePixel();
+
+    Degree10 nDeltaAngle = (nAngle10 - pItem->mnImageAngle) % 3600_deg10;
+    while( nDeltaAngle < 0_deg10 )
+        nDeltaAngle += 3600_deg10;
+
+    pItem->mnImageAngle = nAngle10;
+    if( nDeltaAngle && !!pItem->maImage )
+    {
+        pItem->maImage = ImplRotImage( pItem->maImage, nDeltaAngle );
+    }
+
+    if (!mbCalc)
+    {
+        if (aOldSize != pItem->maImage.GetSizePixel())
+            ImplInvalidate(true);
+        else
+            ImplUpdateItem(nPos);
+    }
+}
+
+static Image ImplMirrorImage( const Image& rImage )
+{
+    BitmapEx    aMirrBitmapEx( rImage.GetBitmapEx() );
+
+    aMirrBitmapEx.Mirror( BmpMirrorFlags::Horizontal );
+
+    return Image( aMirrBitmapEx );
+}
+
+void ToolBox::SetItemImageMirrorMode( ToolBoxItemId nItemId, bool bMirror )
+{
+    ImplToolItems::size_type nPos = GetItemPos( nItemId );
+
+    if ( nPos == ITEM_NOTFOUND )
+        return;
+
+    ImplToolItem* pItem = &mpData->m_aItems[nPos];
+
+    if (pItem->mbMirrorMode != bMirror)
+    {
+        pItem->mbMirrorMode = bMirror;
+        if (!!pItem->maImage)
+        {
+            pItem->maImage = ImplMirrorImage(pItem->maImage);
+        }
+
+        if (!mbCalc)
+            ImplUpdateItem(nPos);
+    }
+}
+
+Image ToolBox::GetItemImage(ToolBoxItemId nItemId) const
+{
+    ImplToolItem* pItem = ImplGetItem(nItemId);
+    return pItem ? pItem->maImage : Image();
+}
+
+void ToolBox::SetItemText( ToolBoxItemId nItemId, const OUString& rText )
+{
+    ImplToolItems::size_type nPos = GetItemPos( nItemId );
+
+    if ( nPos == ITEM_NOTFOUND )
+        return;
+
+    ImplToolItem* pItem = &mpData->m_aItems[nPos];
+    // only once all is calculated, do extra work
+    if ( !mbCalc &&
+         ((meButtonType != ButtonType::SYMBOLONLY) || !pItem->maImage) )
+    {
+        tools::Long nOldWidth = GetOutDev()->GetCtrlTextWidth( pItem->maText );
+        pItem->maText = MnemonicGenerator::EraseAllMnemonicChars(rText);
+        mpData->ImplClearLayoutData();
+        if ( nOldWidth != GetOutDev()->GetCtrlTextWidth( pItem->maText ) )
+            ImplInvalidate( true );
+        else
+            ImplUpdateItem( nPos );
+    }
+    else
+        pItem->maText = MnemonicGenerator::EraseAllMnemonicChars(rText);
+
+    // Notify button changed event to prepare accessibility bridge
+    CallEventListeners( VclEventId::ToolboxButtonStateChanged, reinterpret_cast< void* >( nPos ) );
+
+    // Notify
+    CallEventListeners( VclEventId::ToolboxItemTextChanged, reinterpret_cast< void* >( nPos ) );
+}
+
+const OUString& ToolBox::GetItemText( ToolBoxItemId nItemId ) const
+{
+
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    assert( pItem );
+
+    return pItem->maText;
+}
+
+void ToolBox::SetItemWindow( ToolBoxItemId nItemId, vcl::Window* pNewWindow )
+{
+    ImplToolItems::size_type nPos = GetItemPos( nItemId );
+
+    if ( nPos != ITEM_NOTFOUND )
+    {
+        ImplToolItem* pItem = &mpData->m_aItems[nPos];
+        pItem->mpWindow = pNewWindow;
+        if ( pNewWindow )
+            pNewWindow->Hide();
+        ImplInvalidate( true );
+        CallEventListeners( VclEventId::ToolboxItemWindowChanged, reinterpret_cast< void* >( nPos ) );
+    }
+}
+
+vcl::Window* ToolBox::GetItemWindow( ToolBoxItemId nItemId ) const
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    if ( pItem )
+        return pItem->mpWindow;
+    else
+        return nullptr;
+}
+
+void ToolBox::EndSelection()
+{
+    if ( mbDrag )
+    {
+        // reset
+        mbDrag = false;
+        if (mnCurPos != ITEM_NOTFOUND)
+            InvalidateItem(mnCurPos);
+        EndTracking();
+        if (IsMouseCaptured())
+            ReleaseMouse();
+        Deactivate();
+    }
+
+    mnCurPos        = ITEM_NOTFOUND;
+    mnCurItemId     = ToolBoxItemId(0);
+    mnDownItemId    = ToolBoxItemId(0);
+    mnMouseModifier = 0;
+}
+
+void ToolBox::SetItemDown( ToolBoxItemId nItemId, bool bDown )
+{
+    ImplToolItems::size_type nPos = GetItemPos( nItemId );
+
+    if ( nPos == ITEM_NOTFOUND )
+        return;
+
+    if ( bDown )
+    {
+        if ( nPos != mnCurPos )
+        {
+            mnCurPos = nPos;
+            InvalidateItem(mnCurPos);
+            GetOutDev()->Flush();
+        }
+    }
+    else
+    {
+        if ( nPos == mnCurPos )
+        {
+            InvalidateItem(mnCurPos);
+            GetOutDev()->Flush();
+            mnCurPos = ITEM_NOTFOUND;
+        }
+    }
+
+    if ( mbDrag )
+    {
+        mbDrag = false;
+        EndTracking();
+        if (IsMouseCaptured())
+            ReleaseMouse();
+        Deactivate();
+    }
+
+    mnCurItemId     = ToolBoxItemId(0);
+    mnDownItemId    = ToolBoxItemId(0);
+    mnMouseModifier = 0;
+}
+
+void ToolBox::SetItemState( ToolBoxItemId nItemId, TriState eState )
+{
+    ImplToolItems::size_type nPos = GetItemPos( nItemId );
+
+    if ( nPos == ITEM_NOTFOUND )
+        return;
+
+    ImplToolItem* pItem = &mpData->m_aItems[nPos];
+
+    // the state has changed
+    if ( pItem->meState == eState )
+        return;
+
+    // if RadioCheck, un-check the previous
+    if ( (eState == TRISTATE_TRUE) && (pItem->mnBits & ToolBoxItemBits::AUTOCHECK) &&
+         (pItem->mnBits & ToolBoxItemBits::RADIOCHECK) )
+    {
+        ImplToolItem*    pGroupItem;
+        ImplToolItems::size_type nGroupPos;
+        ImplToolItems::size_type nItemCount = GetItemCount();
+
+        nGroupPos = nPos;
+        while ( nGroupPos )
+        {
+            pGroupItem = &mpData->m_aItems[nGroupPos-1];
+            if ( pGroupItem->mnBits & ToolBoxItemBits::RADIOCHECK )
+            {
+                if ( pGroupItem->meState != TRISTATE_FALSE )
+                    SetItemState( pGroupItem->mnId, TRISTATE_FALSE );
+            }
+            else
+                break;
+            nGroupPos--;
+        }
+
+        nGroupPos = nPos+1;
+        while ( nGroupPos < nItemCount )
+        {
+            pGroupItem = &mpData->m_aItems[nGroupPos];
+            if ( pGroupItem->mnBits & ToolBoxItemBits::RADIOCHECK )
+            {
+                if ( pGroupItem->meState != TRISTATE_FALSE )
+                    SetItemState( pGroupItem->mnId, TRISTATE_FALSE );
+            }
+            else
+                break;
+            nGroupPos++;
+        }
+    }
+
+    pItem->meState = eState;
+    ImplUpdateItem( nPos );
+
+    // Notify button changed event to prepare accessibility bridge
+    CallEventListeners( VclEventId::ToolboxButtonStateChanged, reinterpret_cast< void* >( nPos ) );
+
+    // Call accessible listener to notify state_changed event
+    CallEventListeners( VclEventId::ToolboxItemUpdated, reinterpret_cast< void* >(nPos) );
+}
+
+TriState ToolBox::GetItemState( ToolBoxItemId nItemId ) const
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    if ( pItem )
+        return pItem->meState;
+    else
+        return TRISTATE_FALSE;
+}
+
+void ToolBox::EnableItem( ToolBoxItemId nItemId, bool bEnable )
+{
+    ImplToolItems::size_type nPos = GetItemPos( nItemId );
+
+    if ( nPos == ITEM_NOTFOUND )
+        return;
+
+    ImplToolItem* pItem = &mpData->m_aItems[nPos];
+    if ( pItem->mbEnabled == bEnable )
+        return;
+
+    pItem->mbEnabled = bEnable;
+
+    // if existing, also redraw the window
+    if ( pItem->mpWindow )
+        pItem->mpWindow->Enable( pItem->mbEnabled );
+
+    // update item
+    ImplUpdateItem( nPos );
+
+    ImplUpdateInputEnable();
+
+    // Notify button changed event to prepare accessibility bridge
+    CallEventListeners( VclEventId::ToolboxButtonStateChanged, reinterpret_cast< void* >( nPos ) );
+
+    CallEventListeners( bEnable ? VclEventId::ToolboxItemEnabled : VclEventId::ToolboxItemDisabled, reinterpret_cast< void* >( nPos ) );
+}
+
+bool ToolBox::IsItemEnabled( ToolBoxItemId nItemId ) const
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    if ( pItem )
+        return pItem->mbEnabled;
+    else
+        return false;
+}
+
+void ToolBox::ShowItem( ToolBoxItemId nItemId, bool bVisible )
+{
+    ImplToolItems::size_type nPos = GetItemPos( nItemId );
+    mpData->ImplClearLayoutData();
+
+    if ( nPos != ITEM_NOTFOUND )
+    {
+        ImplToolItem* pItem = &mpData->m_aItems[nPos];
+        if ( pItem->mbVisible != bVisible )
+        {
+            pItem->mbVisible = bVisible;
+            ImplInvalidate();
+        }
+    }
+}
+
+bool ToolBox::IsItemClipped( ToolBoxItemId nItemId ) const
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    if ( pItem )
+        return pItem->IsClipped();
+    else
+        return false;
+}
+
+bool ToolBox::IsItemVisible( ToolBoxItemId nItemId ) const
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    if ( pItem )
+        return pItem->mbVisible;
+    else
+        return false;
+}
+
+bool ToolBox::IsItemReallyVisible( ToolBoxItemId nItemId ) const
+{
+    // is the item on the visible area of the toolbox?
+    bool bRet = false;
+    tools::Rectangle aRect( mnLeftBorder, mnTopBorder, mnDX-mnRightBorder, mnDY-mnBottomBorder );
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    if ( pItem && pItem->mbVisible &&
+         !pItem->maRect.IsEmpty() && aRect.Overlaps( pItem->maRect ) )
+    {
+        bRet = true;
+    }
+
+    return bRet;
+}
+
+void ToolBox::SetItemCommand(ToolBoxItemId nItemId, const OUString& rCommand)
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    if (pItem)
+        pItem->maCommandStr = rCommand;
+}
+
+OUString ToolBox::GetItemCommand( ToolBoxItemId nItemId ) const
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    if (pItem)
+        return pItem->maCommandStr;
+
+    return OUString();
+}
+
+void ToolBox::SetQuickHelpText( ToolBoxItemId nItemId, const OUString& rText )
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    if ( pItem )
+        pItem->maQuickHelpText = rText;
+}
+
+OUString ToolBox::GetQuickHelpText( ToolBoxItemId nItemId ) const
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    if ( pItem )
+        return pItem->maQuickHelpText;
+    else
+        return OUString();
+}
+
+void ToolBox::SetHelpText( ToolBoxItemId nItemId, const OUString& rText )
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    if ( pItem )
+        pItem->maHelpText = rText;
+}
+
+const OUString& ToolBox::GetHelpText( ToolBoxItemId nItemId ) const
+{
+    return ImplGetHelpText( nItemId );
+}
+
+void ToolBox::SetHelpId( ToolBoxItemId nItemId, const OString& rHelpId )
+{
+    ImplToolItem* pItem = ImplGetItem( nItemId );
+
+    if ( pItem )
+        pItem->maHelpId = rHelpId;
+}
+
+// disable key input if all items are disabled
+void ToolBox::ImplUpdateInputEnable()
+{
+    mpData->mbKeyInputDisabled = std::none_of(mpData->m_aItems.begin(), mpData->m_aItems.end(),
+        [](const ImplToolItem& rItem) {
+            // at least one useful entry
+            return rItem.mbEnabled;
+        });
+}
+
+void ToolBox::ImplFillLayoutData()
+{
+    mpData->m_pLayoutData.emplace();
+
+    ImplToolItems::size_type nCount = mpData->m_aItems.size();
+    for( ImplToolItems::size_type i = 0; i < nCount; i++ )
+    {
+        ImplToolItem* pItem = &mpData->m_aItems[i];
+
+        // only draw, if the rectangle is within PaintRectangle
+        if (!pItem->maRect.IsEmpty())
+            InvalidateItem(i);
+    }
+}
+
+OUString ToolBox::GetDisplayText() const
+{
+    if( ! mpData->m_pLayoutData )
+        const_cast<ToolBox *>(this)->ImplFillLayoutData();
+    return mpData->m_pLayoutData ? mpData->m_pLayoutData->m_aDisplayText : OUString();
+}
+
+tools::Rectangle ToolBox::GetCharacterBounds( ToolBoxItemId nItemID, tools::Long nIndex )
+{
+    tools::Long nItemIndex = -1;
+    if( ! mpData->m_pLayoutData )
+        ImplFillLayoutData();
+    if( mpData->m_pLayoutData )
+    {
+        for( size_t i = 0; i < mpData->m_pLayoutData->m_aLineItemIds.size(); i++ )
+        {
+            if( mpData->m_pLayoutData->m_aLineItemIds[i] == nItemID )
+            {
+                nItemIndex = mpData->m_pLayoutData->m_aLineIndices[i];
+                break;
+            }
+        }
+    }
+    return (mpData->m_pLayoutData && nItemIndex != -1) ? mpData->m_pLayoutData->GetCharacterBounds( nItemIndex+nIndex ) : tools::Rectangle();
+}
+
+tools::Long ToolBox::GetIndexForPoint( const Point& rPoint, ToolBoxItemId& rItemID )
+{
+    tools::Long nIndex = -1;
+    rItemID = ToolBoxItemId(0);
+    if( ! mpData->m_pLayoutData )
+        ImplFillLayoutData();
+    if( mpData->m_pLayoutData )
+    {
+        nIndex = mpData->m_pLayoutData->GetIndexForPoint( rPoint );
+        for( size_t i = 0; i < mpData->m_pLayoutData->m_aLineIndices.size(); i++ )
+        {
+            if( mpData->m_pLayoutData->m_aLineIndices[i] <= nIndex &&
+                (i == mpData->m_pLayoutData->m_aLineIndices.size()-1 || mpData->m_pLayoutData->m_aLineIndices[i+1] > nIndex) )
+            {
+                rItemID = mpData->m_pLayoutData->m_aLineItemIds[i];
+                break;
+            }
+        }
+    }
+    return nIndex;
+}
+
+void ToolBox::SetDropdownClickHdl( const Link<ToolBox *, void>& rLink )
+{
+    if (mpData != nullptr) {
+        mpData->maDropdownClickHdl = rLink;
+    }
+}
+
+void ToolBox::SetMenuType( ToolBoxMenuType aType )
+{
+    if( aType == mpData->maMenuType )
+        return;
+
+    mpData->maMenuType = aType;
+    if( IsFloatingMode() )
+    {
+        // the menu button may have to be moved into the decoration which changes the layout
+        ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+        if( pWrapper )
+            pWrapper->ShowMenuTitleButton( bool( aType & ToolBoxMenuType::Customize) );
+
+        mbFormat = true;
+        ImplFormat();
+        ImplSetMinMaxFloatSize();
+    }
+    else
+    {
+        // trigger redraw of menu button
+        if( !mpData->maMenubuttonItem.maRect.IsEmpty() )
+            Invalidate(mpData->maMenubuttonItem.maRect);
+    }
+}
+
+ToolBoxMenuType ToolBox::GetMenuType() const
+{
+    return mpData->maMenuType;
+}
+
+bool ToolBox::IsMenuEnabled() const
+{
+    return mpData->maMenuType != ToolBoxMenuType::NONE;
+}
+
+PopupMenu* ToolBox::GetMenu() const
+{
+    return mpData == nullptr ? nullptr : mpData->mpMenu;
+}
+
+void ToolBox::SetMenuExecuteHdl( const Link<ToolBox *, void>& rLink )
+{
+    mpData->maMenuButtonHdl = rLink;
+}
+
+bool ToolBox::ImplHasClippedItems()
+{
+    // are any items currently clipped ?
+    ImplFormat();
+    return std::any_of(mpData->m_aItems.begin(), mpData->m_aItems.end(),
+        [](const ImplToolItem& rItem) { return rItem.IsClipped(); });
+}
+
+namespace
+{
+    MenuItemBits ConvertBitsFromToolBoxToMenu(ToolBoxItemBits nToolItemBits)
+    {
+        MenuItemBits nMenuItemBits = MenuItemBits::NONE;
+        if ((nToolItemBits & ToolBoxItemBits::CHECKABLE) ||
+            (nToolItemBits & ToolBoxItemBits::DROPDOWN))
+        {
+            nMenuItemBits |= MenuItemBits::CHECKABLE;
+        }
+        return nMenuItemBits;
+    }
+}
+
+void ToolBox::UpdateCustomMenu()
+{
+    // fill clipped items into menu
+    PopupMenu *pMenu = GetMenu();
+    pMenu->Clear();
+
+    // add menu items: first the overflow items, then hidden items, both in the
+    // order they would usually appear in the toolbar. Separators that would be
+    // in the toolbar are ignored as they would introduce too much clutter,
+    // instead we have a single separator to help distinguish between overflow
+    // and hidden items.
+    if ( mpData->m_aItems.empty() )
+        return;
+
+    // nStartPos will hold the number of clipped items appended from first loop
+    for ( const auto& rItem : mpData->m_aItems )
+    {
+        if( rItem.IsClipped() )
+        {
+            sal_uInt16 id = sal_uInt16(rItem.mnId) + TOOLBOX_MENUITEM_START;
+            MenuItemBits nMenuItemBits = ConvertBitsFromToolBoxToMenu(rItem.mnBits);
+            pMenu->InsertItem( id, rItem.maText, rItem.maImage, nMenuItemBits);
+            pMenu->SetItemCommand( id, rItem.maCommandStr );
+            pMenu->EnableItem( id, rItem.mbEnabled );
+            pMenu->CheckItem ( id, rItem.meState == TRISTATE_TRUE );
+        }
+    }
+
+    // add a separator below the inserted clipped-items
+    pMenu->InsertSeparator();
+
+    // now append the items that are explicitly disabled
+    for ( const auto& rItem : mpData->m_aItems )
+    {
+        if( rItem.IsItemHidden() )
+        {
+            sal_uInt16 id = sal_uInt16(rItem.mnId) + TOOLBOX_MENUITEM_START;
+            MenuItemBits nMenuItemBits = ConvertBitsFromToolBoxToMenu(rItem.mnBits);
+            pMenu->InsertItem( id, rItem.maText, rItem.maImage, nMenuItemBits );
+            pMenu->SetItemCommand( id, rItem.maCommandStr );
+            pMenu->EnableItem( id, rItem.mbEnabled );
+            pMenu->CheckItem( id, rItem.meState == TRISTATE_TRUE );
+        }
+    }
+}
+
+IMPL_LINK( ToolBox, ImplCustomMenuListener, VclMenuEvent&, rEvent, void )
+{
+    if( rEvent.GetMenu() == GetMenu() && rEvent.GetId() == VclEventId::MenuSelect )
+    {
+        sal_uInt16 id = GetMenu()->GetItemId( rEvent.GetItemPos() );
+        if( id >= TOOLBOX_MENUITEM_START )
+            TriggerItem( ToolBoxItemId(id - TOOLBOX_MENUITEM_START) );
+    }
+}
+
+void ToolBox::ExecuteCustomMenu( const tools::Rectangle& rRect )
+{
+    if ( !IsMenuEnabled() || ImplIsInPopupMode() )
+        return;
+
+    UpdateCustomMenu();
+
+    if( GetMenuType() & ToolBoxMenuType::Customize )
+        // call button handler to allow for menu customization
+        mpData->maMenuButtonHdl.Call( this );
+
+    GetMenu()->AddEventListener( LINK( this, ToolBox, ImplCustomMenuListener ) );
+
+    // make sure all disabled entries will be shown
+    GetMenu()->SetMenuFlags(
+        GetMenu()->GetMenuFlags() | MenuFlags::AlwaysShowDisabledEntries );
+
+    // toolbox might be destroyed during execute
+    bool bBorderDel = false;
+
+    VclPtr<vcl::Window> pWin = this;
+    tools::Rectangle aMenuRect = rRect;
+    VclPtr<ImplBorderWindow> pBorderWin;
+    if( aMenuRect.IsEmpty() && IsFloatingMode() )
+    {
+        // custom menu is placed in the decoration
+        pBorderWin = dynamic_cast<ImplBorderWindow*>( GetWindow( GetWindowType::Border ) );
+        if( pBorderWin && !pBorderWin->GetMenuRect().IsEmpty() )
+        {
+            pWin = pBorderWin;
+            aMenuRect = pBorderWin->GetMenuRect();
+            bBorderDel = true;
+        }
+    }
+
+    sal_uInt16 uId = GetMenu()->Execute( pWin, tools::Rectangle( ImplGetPopupPosition( aMenuRect ), Size() ),
+                            PopupMenuFlags::ExecuteDown | PopupMenuFlags::NoMouseUpClose );
+
+    if ( pWin->isDisposed() )
+        return;
+
+    if( GetMenu() )
+        GetMenu()->RemoveEventListener( LINK( this, ToolBox, ImplCustomMenuListener ) );
+    if( bBorderDel )
+    {
+        if( pBorderWin->isDisposed() )
+            return;
+    }
+
+    pWin->Invalidate( aMenuRect );
+
+    if( uId )
+        GrabFocusToDocument();
+}
+
+// checks override first, useful during calculation of sizes
+bool ToolBox::ImplIsFloatingMode() const
+{
+    SAL_WARN_IF( mpData->mbAssumeDocked && mpData->mbAssumeFloating, "vcl",
+        "cannot assume docked and floating" );
+
+    if( mpData->mbAssumeDocked )
+        return false;
+    else if( mpData->mbAssumeFloating )
+        return true;
+    else
+        return IsFloatingMode();
+}
+
+// checks override first, useful during calculation of sizes
+bool ToolBox::ImplIsInPopupMode() const
+{
+    if( mpData->mbAssumePopupMode )
+        return true;
+    else
+    {
+        ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+        return ( pWrapper && pWrapper->GetFloatingWindow() && static_cast<FloatingWindow*>(pWrapper->GetFloatingWindow())->IsInPopupMode() );
+    }
+}
+
+void ToolBox::Lock( bool bLock )
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( !pWrapper )
+        return;
+    if( mpData->mbIsLocked != bLock )
+    {
+        mpData->mbIsLocked = bLock;
+        if( !ImplIsFloatingMode() )
+        {
+            mbCalc = true;
+            mbFormat = true;
+            SetSizePixel( CalcWindowSizePixel(1) );
+            Invalidate();
+        }
+    }
+}
+
+bool ToolBox::AlwaysLocked()
+{
+    // read config item to determine toolbox behaviour, used for subtoolbars
+
+    static int nAlwaysLocked = -1;
+
+    if( nAlwaysLocked == -1 )
+    {
+        nAlwaysLocked = 0; // ask configuration only once
+
+        utl::OConfigurationNode aNode = utl::OConfigurationTreeRoot::tryCreateWithComponentContext(
+            comphelper::getProcessComponentContext(),
+            "/org.openoffice.Office.UI.GlobalSettings/Toolbars" );    // note: case sensitive !
+        if ( aNode.isValid() )
+        {
+            // feature enabled ?
+            bool bStatesEnabled = bool();
+            css::uno::Any aValue = aNode.getNodeValue( "StatesEnabled" );
+            if( aValue >>= bStatesEnabled )
+            {
+                if( bStatesEnabled )
+                {
+                    // now read the locking state
+                    utl::OConfigurationNode aNode2 = utl::OConfigurationTreeRoot::tryCreateWithComponentContext(
+                        comphelper::getProcessComponentContext(),
+                        "/org.openoffice.Office.UI.GlobalSettings/Toolbars/States" );    // note: case sensitive !
+
+                    bool bLocked = bool();
+                    css::uno::Any aValue2 = aNode2.getNodeValue( "Locked" );
+                    if( aValue2 >>= bLocked )
+                        nAlwaysLocked = bLocked ? 1 : 0;
+                }
+            }
+        }
+    }
+
+    return nAlwaysLocked == 1;
+}
+
+bool ToolBox::WillUsePopupMode() const
+{
+    return mpData->mbWillUsePopupMode;
+}
+
+void ToolBox::WillUsePopupMode( bool b )
+{
+    mpData->mbWillUsePopupMode = b;
+}
+
+void ToolBox::DumpAsPropertyTree(tools::JsonWriter& rJsonWriter)
+{
+    DockingWindow::DumpAsPropertyTree(rJsonWriter);
+
+    auto childrenNode = rJsonWriter.startArray("children");
+    for (ToolBox::ImplToolItems::size_type i = 0; i < GetItemCount(); ++i)
+    {
+        auto childNode = rJsonWriter.startStruct();
+        ToolBoxItemId nId = GetItemId(i);
+
+        vcl::Window* pWindow = GetItemWindow(nId);
+        if (pWindow)
+        {
+            pWindow->DumpAsPropertyTree(rJsonWriter);
+        }
+        else
+        {
+            OUString sCommand = GetItemCommand(nId);
+            rJsonWriter.put("type", "toolitem");
+            rJsonWriter.put("text", GetItemText(nId));
+            rJsonWriter.put("command", sCommand);
+            if (IsItemChecked(nId))
+                rJsonWriter.put("selected", true);
+            if (!IsItemVisible(nId))
+                rJsonWriter.put("visible", false);
+            if (GetItemBits(nId) & ToolBoxItemBits::DROPDOWN)
+                rJsonWriter.put("dropdown", true);
+            if (!IsItemEnabled(nId))
+                rJsonWriter.put("enabled", false);
+
+            Image aImage = GetItemImage(nId);
+            if (!sCommand.startsWith(".uno:") && !!aImage)
+            {
+                SvMemoryStream aOStm(6535, 6535);
+                if(GraphicConverter::Export(aOStm, aImage.GetBitmapEx(), ConvertDataFormat::PNG) == ERRCODE_NONE)
+                {
+                    css::uno::Sequence<sal_Int8> aSeq( static_cast<sal_Int8 const *>(aOStm.GetData()), aOStm.Tell());
+                    OUStringBuffer aBuffer("data:image/png;base64,");
+                    ::comphelper::Base64::encode(aBuffer, aSeq);
+                    rJsonWriter.put("image", aBuffer.makeStringAndClear());
+                }
+            }
+        }
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/window.cxx b/vcl/source/window/window.cxx
new file mode 100644
index 000000000..aabd1778c
--- /dev/null
+++ b/vcl/source/window/window.cxx
@@ -0,0 +1,3978 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+
+#include <rtl/strbuf.hxx>
+#include <sal/log.hxx>
+
+#include <sal/types.h>
+#include <tools/diagnose_ex.h>
+#include <vcl/salgtype.hxx>
+#include <vcl/event.hxx>
+#include <vcl/help.hxx>
+#include <vcl/cursor.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/transfer.hxx>
+#include <vcl/vclevent.hxx>
+#include <vcl/window.hxx>
+#include <vcl/syswin.hxx>
+#include <vcl/dockwin.hxx>
+#include <vcl/wall.hxx>
+#include <vcl/toolkit/fixed.hxx>
+#include <vcl/taskpanelist.hxx>
+#include <vcl/toolkit/unowrap.hxx>
+#include <vcl/lazydelete.hxx>
+#include <vcl/virdev.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/sysdata.hxx>
+#include <vcl/ptrstyle.hxx>
+#include <vcl/IDialogRenderable.hxx>
+
+#include <vcl/uitest/uiobject.hxx>
+
+#include <ImplOutDevData.hxx>
+#include <impfontcache.hxx>
+#include <salframe.hxx>
+#include <salobj.hxx>
+#include <salinst.hxx>
+#include <salgdi.hxx>
+#include <svdata.hxx>
+#include <window.h>
+#include <toolbox.h>
+#include <brdwin.hxx>
+#include <helpwin.hxx>
+
+#include <com/sun/star/accessibility/AccessibleRelation.hpp>
+#include <com/sun/star/accessibility/XAccessible.hpp>
+#include <com/sun/star/accessibility/XAccessibleEditableText.hpp>
+#include <com/sun/star/awt/XWindowPeer.hpp>
+#include <com/sun/star/datatransfer/clipboard/XClipboard.hpp>
+#include <com/sun/star/datatransfer/dnd/XDragGestureRecognizer.hpp>
+#include <com/sun/star/datatransfer/dnd/XDropTarget.hpp>
+#include <com/sun/star/rendering/CanvasFactory.hpp>
+#include <com/sun/star/rendering/XSpriteCanvas.hpp>
+#include <comphelper/lok.hxx>
+#include <comphelper/processfactory.hxx>
+#include <unotools/configmgr.hxx>
+#include <osl/diagnose.h>
+#include <tools/debug.hxx>
+#include <tools/json_writer.hxx>
+#include <boost/property_tree/ptree.hpp>
+
+#include <cassert>
+#include <typeinfo>
+
+#ifdef _WIN32 // see #140456#
+#include <win/salframe.h>
+#endif
+
+#include "impldockingwrapper.hxx"
+
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::datatransfer::clipboard;
+using namespace ::com::sun::star::datatransfer::dnd;
+
+namespace vcl {
+
+Window::Window( WindowType nType )
+    : mpWindowImpl(new WindowImpl( *this, nType ))
+{
+    // true: this outdev will be mirrored if RTL window layout (UI mirroring) is globally active
+    mpWindowImpl->mxOutDev->mbEnableRTL = AllSettings::GetLayoutRTL();
+}
+
+Window::Window( vcl::Window* pParent, WinBits nStyle )
+    : mpWindowImpl(new WindowImpl( *this, WindowType::WINDOW ))
+{
+    // true: this outdev will be mirrored if RTL window layout (UI mirroring) is globally active
+    mpWindowImpl->mxOutDev->mbEnableRTL = AllSettings::GetLayoutRTL();
+
+    ImplInit( pParent, nStyle, nullptr );
+}
+
+#if OSL_DEBUG_LEVEL > 0
+namespace
+{
+     OString lcl_createWindowInfo(const vcl::Window* pWindow)
+     {
+         // skip border windows, they do not carry information that
+         // would help with diagnosing the problem
+         const vcl::Window* pTempWin( pWindow );
+         while ( pTempWin && pTempWin->GetType() == WindowType::BORDERWINDOW ) {
+             pTempWin = pTempWin->GetWindow( GetWindowType::FirstChild );
+         }
+         // check if pTempWin is not null, otherwise use the
+         // original address
+         if ( pTempWin ) {
+             pWindow = pTempWin;
+         }
+
+         return OString::Concat(" ") +
+            typeid( *pWindow ).name() +
+            "(" +
+             OUStringToOString(
+                 pWindow->GetText(),
+                 RTL_TEXTENCODING_UTF8
+                 ) +
+            ")";
+     }
+}
+#endif
+
+void Window::dispose()
+{
+    assert( mpWindowImpl );
+    assert( !mpWindowImpl->mbInDispose ); // should only be called from disposeOnce()
+    assert( (!mpWindowImpl->mpParent ||
+             mpWindowImpl->mpParent->mpWindowImpl) &&
+            "vcl::Window child should have its parent disposed first" );
+
+    // remove Key and Mouse events issued by Application::PostKey/MouseEvent
+    Application::RemoveMouseAndKeyEvents( this );
+
+    // Dispose of the canvas implementation (which, currently, has an
+    // own wrapper window as a child to this one.
+    GetOutDev()->ImplDisposeCanvas();
+
+    mpWindowImpl->mbInDispose = true;
+
+    CallEventListeners( VclEventId::ObjectDying );
+
+    // do not send child events for frames that were registered as native frames
+    if( !ImplIsAccessibleNativeFrame() && mpWindowImpl->mbReallyVisible )
+        if ( ImplIsAccessibleCandidate() && GetAccessibleParentWindow() )
+            GetAccessibleParentWindow()->CallEventListeners( VclEventId::WindowChildDestroyed, this );
+
+    // remove associated data structures from dockingmanager
+    ImplGetDockingManager()->RemoveWindow( this );
+
+    // remove ownerdraw decorated windows from list in the top-most frame window
+    if( (GetStyle() & WB_OWNERDRAWDECORATION) && mpWindowImpl->mbFrame )
+    {
+        ::std::vector< VclPtr<vcl::Window> >& rList = ImplGetOwnerDrawList();
+        auto p = ::std::find( rList.begin(), rList.end(), VclPtr<vcl::Window>(this) );
+        if( p != rList.end() )
+            rList.erase( p );
+    }
+
+    // shutdown drag and drop
+    Reference < XComponent > xDnDComponent( mpWindowImpl->mxDNDListenerContainer, UNO_QUERY );
+
+    if( xDnDComponent.is() )
+        xDnDComponent->dispose();
+
+    if( mpWindowImpl->mbFrame && mpWindowImpl->mpFrameData )
+    {
+        try
+        {
+            // deregister drop target listener
+            if( mpWindowImpl->mpFrameData->mxDropTargetListener.is() )
+            {
+                Reference< XDragGestureRecognizer > xDragGestureRecognizer(mpWindowImpl->mpFrameData->mxDragSource, UNO_QUERY);
+                if( xDragGestureRecognizer.is() )
+                {
+                    xDragGestureRecognizer->removeDragGestureListener(
+                        Reference< XDragGestureListener > (mpWindowImpl->mpFrameData->mxDropTargetListener, UNO_QUERY));
+                }
+
+                mpWindowImpl->mpFrameData->mxDropTarget->removeDropTargetListener( mpWindowImpl->mpFrameData->mxDropTargetListener );
+                mpWindowImpl->mpFrameData->mxDropTargetListener.clear();
+            }
+
+            // shutdown drag and drop for this frame window
+            Reference< XComponent > xComponent( mpWindowImpl->mpFrameData->mxDropTarget, UNO_QUERY );
+
+            // DNDEventDispatcher does not hold a reference of the DropTarget,
+            // so it's ok if it does not support XComponent
+            if( xComponent.is() )
+                xComponent->dispose();
+        }
+        catch (const Exception&)
+        {
+            // can be safely ignored here.
+        }
+    }
+
+    UnoWrapperBase* pWrapper = UnoWrapperBase::GetUnoWrapper( false );
+    if ( pWrapper )
+        pWrapper->WindowDestroyed( this );
+
+    // MT: Must be called after WindowDestroyed!
+    // Otherwise, if the accessible is a VCLXWindow, it will try to destroy this window again!
+    // But accessibility implementations from applications need this dispose.
+    if ( mpWindowImpl->mxAccessible.is() )
+    {
+        Reference< XComponent> xC( mpWindowImpl->mxAccessible, UNO_QUERY );
+        if ( xC.is() )
+            xC->dispose();
+    }
+
+    ImplSVData* pSVData = ImplGetSVData();
+
+    if ( ImplGetSVHelpData().mpHelpWin && (ImplGetSVHelpData().mpHelpWin->GetParent() == this) )
+        ImplDestroyHelpWindow( true );
+
+    SAL_WARN_IF(pSVData->mpWinData->mpTrackWin.get() == this, "vcl.window",
+                "Window::~Window(): Window is in TrackingMode");
+    SAL_WARN_IF(IsMouseCaptured(), "vcl.window",
+                "Window::~Window(): Window has the mouse captured");
+
+    // due to old compatibility
+    if (pSVData->mpWinData->mpTrackWin == this)
+        EndTracking();
+    if (IsMouseCaptured())
+        ReleaseMouse();
+
+#if OSL_DEBUG_LEVEL > 0
+    // always perform these tests in debug builds
+    {
+        OStringBuffer aErrorStr;
+        bool        bError = false;
+        vcl::Window*     pTempWin;
+
+        if ( mpWindowImpl->mpFirstChild )
+        {
+            OStringBuffer aTempStr = "Window (" +
+                lcl_createWindowInfo(this) +
+                ") with live children destroyed: ";
+            pTempWin = mpWindowImpl->mpFirstChild;
+            while ( pTempWin )
+            {
+                aTempStr.append(lcl_createWindowInfo(pTempWin));
+                pTempWin = pTempWin->mpWindowImpl->mpNext;
+            }
+            OSL_FAIL( aTempStr.getStr() );
+            Application::Abort(OStringToOUString(aTempStr, RTL_TEXTENCODING_UTF8));
+        }
+
+        if (mpWindowImpl->mpFrameData != nullptr)
+        {
+            pTempWin = mpWindowImpl->mpFrameData->mpFirstOverlap;
+            while ( pTempWin )
+            {
+                if ( ImplIsRealParentPath( pTempWin ) )
+                {
+                    bError = true;
+                    aErrorStr.append(lcl_createWindowInfo(pTempWin));
+                }
+                pTempWin = pTempWin->mpWindowImpl->mpNextOverlap;
+            }
+            if ( bError )
+            {
+                OString aTempStr =
+                    "Window (" +
+                    lcl_createWindowInfo(this) +
+                    ") with live SystemWindows destroyed: " +
+                    aErrorStr;
+                OSL_FAIL(aTempStr.getStr());
+                Application::Abort(OStringToOUString(aTempStr, RTL_TEXTENCODING_UTF8));
+            }
+        }
+
+        bError = false;
+        pTempWin = pSVData->maFrameData.mpFirstFrame;
+        while ( pTempWin )
+        {
+            if ( ImplIsRealParentPath( pTempWin ) )
+            {
+                bError = true;
+                aErrorStr.append(lcl_createWindowInfo(pTempWin));
+            }
+            pTempWin = pTempWin->mpWindowImpl->mpFrameData->mpNextFrame;
+        }
+        if ( bError )
+        {
+            OString aTempStr =  "Window (" +
+                lcl_createWindowInfo(this) +
+                ") with live SystemWindows destroyed: " +
+                aErrorStr;
+            OSL_FAIL( aTempStr.getStr() );
+            Application::Abort(OStringToOUString(aTempStr, RTL_TEXTENCODING_UTF8));
+        }
+
+        if ( mpWindowImpl->mpFirstOverlap )
+        {
+            OStringBuffer aTempStr = "Window (" +
+                lcl_createWindowInfo(this) +
+                ") with live SystemWindows destroyed: ";
+            pTempWin = mpWindowImpl->mpFirstOverlap;
+            while ( pTempWin )
+            {
+                aTempStr.append(lcl_createWindowInfo(pTempWin));
+                pTempWin = pTempWin->mpWindowImpl->mpNext;
+            }
+            OSL_FAIL( aTempStr.getStr() );
+            Application::Abort(OStringToOUString(aTempStr, RTL_TEXTENCODING_UTF8));
+        }
+
+        vcl::Window* pMyParent = GetParent();
+        SystemWindow* pMySysWin = nullptr;
+
+        while ( pMyParent )
+        {
+            if ( pMyParent->IsSystemWindow() )
+            {
+                pMySysWin = dynamic_cast<SystemWindow *>(pMyParent);
+            }
+            pMyParent = pMyParent->GetParent();
+        }
+        if ( pMySysWin && pMySysWin->ImplIsInTaskPaneList( this ) )
+        {
+            OString aTempStr = "Window (" +
+                lcl_createWindowInfo(this) +
+                ") still in TaskPanelList!";
+            OSL_FAIL( aTempStr.getStr() );
+            Application::Abort(OStringToOUString(aTempStr, RTL_TEXTENCODING_UTF8));
+        }
+    }
+#endif
+
+    if( mpWindowImpl->mbIsInTaskPaneList )
+    {
+        vcl::Window* pMyParent = GetParent();
+        SystemWindow* pMySysWin = nullptr;
+
+        while ( pMyParent )
+        {
+            if ( pMyParent->IsSystemWindow() )
+            {
+                pMySysWin = dynamic_cast<SystemWindow *>(pMyParent);
+            }
+            pMyParent = pMyParent->GetParent();
+        }
+        if ( pMySysWin && pMySysWin->ImplIsInTaskPaneList( this ) )
+        {
+            pMySysWin->GetTaskPaneList()->RemoveWindow( this );
+        }
+        else
+        {
+            SAL_WARN( "vcl", "Window (" << GetText() << ") not found in TaskPanelList");
+        }
+    }
+
+    // remove from size-group if necessary
+    remove_from_all_size_groups();
+
+    // clear mnemonic labels
+    std::vector<VclPtr<FixedText> > aMnemonicLabels(list_mnemonic_labels());
+    for (auto const& mnemonicLabel : aMnemonicLabels)
+    {
+        remove_mnemonic_label(mnemonicLabel);
+    }
+
+    // hide window in order to trigger the Paint-Handling
+    Hide();
+
+    // EndExtTextInputMode
+    if (pSVData->mpWinData->mpExtTextInputWin == this)
+    {
+        EndExtTextInput();
+        if (pSVData->mpWinData->mpExtTextInputWin == this)
+            pSVData->mpWinData->mpExtTextInputWin = nullptr;
+    }
+
+    // check if the focus window is our child
+    bool bHasFocusedChild = false;
+    if (pSVData->mpWinData->mpFocusWin && ImplIsRealParentPath(pSVData->mpWinData->mpFocusWin))
+    {
+        // #122232#, this must not happen and is an application bug ! but we try some cleanup to hopefully avoid crashes, see below
+        bHasFocusedChild = true;
+#if OSL_DEBUG_LEVEL > 0
+        OUString aTempStr = "Window (" + GetText() +
+                ") with focused child window destroyed ! THIS WILL LEAD TO CRASHES AND MUST BE FIXED !";
+        SAL_WARN( "vcl", aTempStr );
+        Application::Abort(aTempStr);
+#endif
+    }
+
+    // if we get focus pass focus to another window
+    vcl::Window* pOverlapWindow = ImplGetFirstOverlapWindow();
+    if (pSVData->mpWinData->mpFocusWin == this
+        || bHasFocusedChild) // #122232#, see above, try some cleanup
+    {
+        if ( mpWindowImpl->mbFrame )
+        {
+            pSVData->mpWinData->mpFocusWin = nullptr;
+            pOverlapWindow->mpWindowImpl->mpLastFocusWindow = nullptr;
+        }
+        else
+        {
+            vcl::Window* pParent = GetParent();
+            vcl::Window* pBorderWindow = mpWindowImpl->mpBorderWindow;
+        // when windows overlap, give focus to the parent
+        // of the next FrameWindow
+            if ( pBorderWindow )
+            {
+                if ( pBorderWindow->ImplIsOverlapWindow() )
+                    pParent = pBorderWindow->mpWindowImpl->mpOverlapWindow;
+            }
+            else if ( ImplIsOverlapWindow() )
+                pParent = mpWindowImpl->mpOverlapWindow;
+
+            if ( pParent && pParent->IsEnabled() && pParent->IsInputEnabled() && ! pParent->IsInModalMode() )
+                pParent->GrabFocus();
+            else
+                mpWindowImpl->mpFrameWindow->GrabFocus();
+
+            // If the focus was set back to 'this' set it to nothing
+            if (pSVData->mpWinData->mpFocusWin == this)
+            {
+                pSVData->mpWinData->mpFocusWin = nullptr;
+                pOverlapWindow->mpWindowImpl->mpLastFocusWindow = nullptr;
+            }
+        }
+    }
+
+    if ( pOverlapWindow != nullptr &&
+         pOverlapWindow->mpWindowImpl->mpLastFocusWindow == this )
+        pOverlapWindow->mpWindowImpl->mpLastFocusWindow = nullptr;
+
+    // reset hint for DefModalDialogParent
+    if( pSVData->maFrameData.mpActiveApplicationFrame == this )
+        pSVData->maFrameData.mpActiveApplicationFrame = nullptr;
+
+    // reset hint of what was the last wheeled window
+    if (pSVData->mpWinData->mpLastWheelWindow == this)
+        pSVData->mpWinData->mpLastWheelWindow = nullptr;
+
+    // reset marked windows
+    if ( mpWindowImpl->mpFrameData != nullptr )
+    {
+        if ( mpWindowImpl->mpFrameData->mpFocusWin == this )
+            mpWindowImpl->mpFrameData->mpFocusWin = nullptr;
+        if ( mpWindowImpl->mpFrameData->mpMouseMoveWin == this )
+            mpWindowImpl->mpFrameData->mpMouseMoveWin = nullptr;
+        if ( mpWindowImpl->mpFrameData->mpMouseDownWin == this )
+            mpWindowImpl->mpFrameData->mpMouseDownWin = nullptr;
+    }
+
+    // reset Deactivate-Window
+    if (pSVData->mpWinData->mpLastDeacWin == this)
+        pSVData->mpWinData->mpLastDeacWin = nullptr;
+
+    if ( mpWindowImpl->mbFrame && mpWindowImpl->mpFrameData )
+    {
+        if ( mpWindowImpl->mpFrameData->mnFocusId )
+            Application::RemoveUserEvent( mpWindowImpl->mpFrameData->mnFocusId );
+        mpWindowImpl->mpFrameData->mnFocusId = nullptr;
+        if ( mpWindowImpl->mpFrameData->mnMouseMoveId )
+            Application::RemoveUserEvent( mpWindowImpl->mpFrameData->mnMouseMoveId );
+        mpWindowImpl->mpFrameData->mnMouseMoveId = nullptr;
+    }
+
+    // release SalGraphics
+    VclPtr<OutputDevice> pOutDev = GetOutDev();
+    pOutDev->ReleaseGraphics();
+
+    // remove window from the lists
+    ImplRemoveWindow( true );
+
+    // de-register as "top window child" at our parent, if necessary
+    if ( mpWindowImpl->mbFrame )
+    {
+        bool bIsTopWindow
+            = mpWindowImpl->mpWinData && (mpWindowImpl->mpWinData->mnIsTopWindow == 1);
+        if ( mpWindowImpl->mpRealParent && bIsTopWindow )
+        {
+            ImplWinData* pParentWinData = mpWindowImpl->mpRealParent->ImplGetWinData();
+
+            auto myPos = ::std::find( pParentWinData->maTopWindowChildren.begin(),
+                pParentWinData->maTopWindowChildren.end(), VclPtr<vcl::Window>(this) );
+            SAL_WARN_IF( myPos == pParentWinData->maTopWindowChildren.end(), "vcl.window", "Window::~Window: inconsistency in top window chain!" );
+            if ( myPos != pParentWinData->maTopWindowChildren.end() )
+                pParentWinData->maTopWindowChildren.erase( myPos );
+        }
+    }
+
+    mpWindowImpl->mpWinData.reset();
+
+    // remove BorderWindow or Frame window data
+    mpWindowImpl->mpBorderWindow.disposeAndClear();
+    if ( mpWindowImpl->mbFrame )
+    {
+        if ( pSVData->maFrameData.mpFirstFrame == this )
+            pSVData->maFrameData.mpFirstFrame = mpWindowImpl->mpFrameData->mpNextFrame;
+        else
+        {
+            sal_Int32 nWindows = 0;
+            vcl::Window* pSysWin = pSVData->maFrameData.mpFirstFrame;
+            while ( pSysWin && pSysWin->mpWindowImpl->mpFrameData->mpNextFrame.get() != this )
+            {
+                pSysWin = pSysWin->mpWindowImpl->mpFrameData->mpNextFrame;
+                nWindows++;
+            }
+
+            if ( pSysWin )
+            {
+                assert (mpWindowImpl->mpFrameData->mpNextFrame.get() != pSysWin);
+                pSysWin->mpWindowImpl->mpFrameData->mpNextFrame = mpWindowImpl->mpFrameData->mpNextFrame;
+            }
+            else // if it is not in the list, we can't remove it.
+                SAL_WARN("vcl.window", "Window " << this << " marked as frame window, "
+                         "is missing from list of " << nWindows << " frames");
+        }
+        if (mpWindowImpl->mpFrame) // otherwise exception during init
+        {
+            mpWindowImpl->mpFrame->SetCallback( nullptr, nullptr );
+            pSVData->mpDefInst->DestroyFrame( mpWindowImpl->mpFrame );
+        }
+        assert (mpWindowImpl->mpFrameData->mnFocusId == nullptr);
+        assert (mpWindowImpl->mpFrameData->mnMouseMoveId == nullptr);
+
+        mpWindowImpl->mpFrameData->mpBuffer.disposeAndClear();
+        delete mpWindowImpl->mpFrameData;
+        mpWindowImpl->mpFrameData = nullptr;
+    }
+
+    if (mpWindowImpl->mxWindowPeer)
+        mpWindowImpl->mxWindowPeer->dispose();
+
+    // should be the last statements
+    mpWindowImpl.reset();
+
+    pOutDev.disposeAndClear();
+    // just to make loplugin:vclwidgets happy
+    VclReferenceBase::dispose();
+}
+
+Window::~Window()
+{
+    disposeOnce();
+}
+
+// We will eventually being removing the inheritance of OutputDevice
+// from Window. It will be replaced with a transient relationship such
+// that the OutputDevice is only live for the scope of the Paint method.
+// In the meantime this can help move us towards a Window use an
+// OutputDevice, not being one.
+
+::OutputDevice const* Window::GetOutDev() const
+{
+    return mpWindowImpl->mxOutDev.get();
+}
+
+::OutputDevice* Window::GetOutDev()
+{
+    return mpWindowImpl->mxOutDev.get();
+}
+
+Color WindowOutputDevice::GetBackgroundColor() const
+{
+    return mxOwnerWindow->GetDisplayBackground().GetColor();
+}
+
+bool WindowOutputDevice::CanEnableNativeWidget() const
+{
+    return mxOwnerWindow->IsNativeWidgetEnabled();
+}
+
+} /* namespace vcl */
+
+WindowImpl::WindowImpl( vcl::Window& rWindow, WindowType nType )
+{
+    mxOutDev = VclPtr<vcl::WindowOutputDevice>::Create(rWindow);
+    maZoom                              = Fraction( 1, 1 );
+    mfPartialScrollX                    = 0.0;
+    mfPartialScrollY                    = 0.0;
+    maWinRegion                         = vcl::Region(true);
+    maWinClipRegion                     = vcl::Region(true);
+    mpWinData                           = nullptr;                      // Extra Window Data, that we don't need for all windows
+    mpFrameData                         = nullptr;                      // Frame Data
+    mpFrame                             = nullptr;                      // Pointer to frame window
+    mpSysObj                            = nullptr;
+    mpFrameWindow                       = nullptr;                      // window to top level parent (same as frame window)
+    mpOverlapWindow                     = nullptr;                      // first overlap parent
+    mpBorderWindow                      = nullptr;                      // Border-Window
+    mpClientWindow                      = nullptr;                      // Client-Window of a FrameWindow
+    mpParent                            = nullptr;                      // parent (incl. BorderWindow)
+    mpRealParent                        = nullptr;                      // real parent (excl. BorderWindow)
+    mpFirstChild                        = nullptr;                      // first child window
+    mpLastChild                         = nullptr;                      // last child window
+    mpFirstOverlap                      = nullptr;                      // first overlap window (only set in overlap windows)
+    mpLastOverlap                       = nullptr;                      // last overlap window (only set in overlap windows)
+    mpPrev                              = nullptr;                      // prev window
+    mpNext                              = nullptr;                      // next window
+    mpNextOverlap                       = nullptr;                      // next overlap window of frame
+    mpLastFocusWindow                   = nullptr;                      // window for focus restore
+    mpDlgCtrlDownWindow                 = nullptr;                      // window for dialog control
+    mnEventListenersIteratingCount = 0;
+    mnChildEventListenersIteratingCount = 0;
+    mpCursor                            = nullptr;                      // cursor
+    maPointer                           = PointerStyle::Arrow;
+    mpVCLXWindow                        = nullptr;
+    mpAccessibleInfos                   = nullptr;
+    maControlForeground                 = COL_TRANSPARENT;  // no foreground set
+    maControlBackground                 = COL_TRANSPARENT;  // no background set
+    mnLeftBorder                        = 0;                         // left border
+    mnTopBorder                         = 0;                         // top border
+    mnRightBorder                       = 0;                         // right border
+    mnBottomBorder                      = 0;                         // bottom border
+    mnWidthRequest                      = -1;                        // width request
+    mnHeightRequest                     = -1;                        // height request
+    mnOptimalWidthCache                 = -1;                        // optimal width cache
+    mnOptimalHeightCache                = -1;                        // optimal height cache
+    mnX                                 = 0;                         // X-Position to Parent
+    mnY                                 = 0;                         // Y-Position to Parent
+    mnAbsScreenX                        = 0;                         // absolute X-position on screen, used for RTL window positioning
+    mpChildClipRegion                   = nullptr;                      // Child-Clip-Region when ClipChildren
+    mpPaintRegion                       = nullptr;                      // Paint-ClipRegion
+    mnStyle                             = 0;                         // style (init in ImplInitWindow)
+    mnPrevStyle                         = 0;                         // prevstyle (set in SetStyle)
+    mnExtendedStyle                     = WindowExtendedStyle::NONE; // extended style (init in ImplInitWindow)
+    mnType                              = nType;                     // type
+    mnGetFocusFlags                     = GetFocusFlags::NONE;       // Flags for GetFocus()-Call
+    mnWaitCount                         = 0;                         // Wait-Count (>1 == "wait" mouse pointer)
+    mnPaintFlags                        = ImplPaintFlags::NONE;      // Flags for ImplCallPaint
+    mnParentClipMode                    = ParentClipMode::NONE;      // Flags for Parent-ClipChildren-Mode
+    mnActivateMode                      = ActivateModeFlags::NONE;   // Will be converted in System/Overlap-Windows
+    mnDlgCtrlFlags                      = DialogControlFlags::NONE;  // DialogControl-Flags
+    meAlwaysInputMode                   = AlwaysInputNone;           // AlwaysEnableInput not called
+    meHalign                            = VclAlign::Fill;
+    meValign                            = VclAlign::Fill;
+    mePackType                          = VclPackType::Start;
+    mnPadding                           = 0;
+    mnGridHeight                        = 1;
+    mnGridLeftAttach                    = -1;
+    mnGridTopAttach                     = -1;
+    mnGridWidth                         = 1;
+    mnBorderWidth                       = 0;
+    mnMarginLeft                        = 0;
+    mnMarginRight                       = 0;
+    mnMarginTop                         = 0;
+    mnMarginBottom                      = 0;
+    mbFrame                             = false;                     // true: Window is a frame window
+    mbBorderWin                         = false;                     // true: Window is a border window
+    mbOverlapWin                        = false;                     // true: Window is an overlap window
+    mbSysWin                            = false;                     // true: SystemWindow is the base class
+    mbDialog                            = false;                     // true: Dialog is the base class
+    mbDockWin                           = false;                     // true: DockingWindow is the base class
+    mbFloatWin                          = false;                     // true: FloatingWindow is the base class
+    mbPushButton                        = false;                     // true: PushButton is the base class
+    mbToolBox                           = false;                     // true: ToolBox is the base class
+    mbMenuFloatingWindow                = false;                     // true: MenuFloatingWindow is the base class
+    mbToolbarFloatingWindow             = false;                     // true: ImplPopupFloatWin is the base class, used for subtoolbars
+    mbSplitter                          = false;                     // true: Splitter is the base class
+    mbVisible                           = false;                     // true: Show( true ) called
+    mbOverlapVisible                    = false;                     // true: Hide called for visible window from ImplHideAllOverlapWindow()
+    mbDisabled                          = false;                     // true: Enable( false ) called
+    mbInputDisabled                     = false;                     // true: EnableInput( false ) called
+    mbNoUpdate                          = false;                     // true: SetUpdateMode( false ) called
+    mbNoParentUpdate                    = false;                     // true: SetParentUpdateMode( false ) called
+    mbActive                            = false;                     // true: Window Active
+    mbReallyVisible                     = false;                     // true: this and all parents to an overlapped window are visible
+    mbReallyShown                       = false;                     // true: this and all parents to an overlapped window are shown
+    mbInInitShow                        = false;                     // true: we are in InitShow
+    mbChildPtrOverwrite                 = false;                     // true: PointerStyle overwrites Child-Pointer
+    mbNoPtrVisible                      = false;                     // true: ShowPointer( false ) called
+    mbPaintFrame                        = false;                     // true: Paint is visible, but not painted
+    mbInPaint                           = false;                     // true: Inside PaintHdl
+    mbMouseButtonDown                   = false;                     // true: BaseMouseButtonDown called
+    mbMouseButtonUp                     = false;                     // true: BaseMouseButtonUp called
+    mbKeyInput                          = false;                     // true: BaseKeyInput called
+    mbKeyUp                             = false;                     // true: BaseKeyUp called
+    mbCommand                           = false;                     // true: BaseCommand called
+    mbDefPos                            = true;                      // true: Position is not Set
+    mbDefSize                           = true;                      // true: Size is not Set
+    mbCallMove                          = true;                      // true: Move must be called by Show
+    mbCallResize                        = true;                      // true: Resize must be called by Show
+    mbWaitSystemResize                  = true;                      // true: Wait for System-Resize
+    mbInitWinClipRegion                 = true;                      // true: Calc Window Clip Region
+    mbInitChildRegion                   = false;                     // true: InitChildClipRegion
+    mbWinRegion                         = false;                     // true: Window Region
+    mbClipChildren                      = false;                     // true: Child-window should be clipped
+    mbClipSiblings                      = false;                     // true: Adjacent Child-window should be clipped
+    mbChildTransparent                  = false;                     // true: Child-windows are allowed to switch to transparent (incl. Parent-CLIPCHILDREN)
+    mbPaintTransparent                  = false;                     // true: Paints should be executed on the Parent
+    mbMouseTransparent                  = false;                     // true: Window is transparent for Mouse
+    mbDlgCtrlStart                      = false;                     // true: From here on own Dialog-Control
+    mbFocusVisible                      = false;                     // true: Focus Visible
+    mbUseNativeFocus                    = false;
+    mbNativeFocusVisible                = false;                     // true: native Focus Visible
+    mbInShowFocus                       = false;                     // prevent recursion
+    mbInHideFocus                       = false;                     // prevent recursion
+    mbTrackVisible                      = false;                     // true: Tracking Visible
+    mbControlForeground                 = false;                     // true: Foreground-Property set
+    mbControlBackground                 = false;                     // true: Background-Property set
+    mbAlwaysOnTop                       = false;                     // true: always visible for all others windows
+    mbCompoundControl                   = false;                     // true: Composite Control => Listener...
+    mbCompoundControlHasFocus           = false;                     // true: Composite Control has focus somewhere
+    mbPaintDisabled                     = false;                     // true: Paint should not be executed
+    mbAllResize                         = false;                     // true: Also sent ResizeEvents with 0,0
+    mbInDispose                         = false;                     // true: We're still in Window::dispose()
+    mbExtTextInput                      = false;                     // true: ExtTextInput-Mode is active
+    mbInFocusHdl                        = false;                     // true: Within GetFocus-Handler
+    mbCreatedWithToolkit                = false;
+    mbSuppressAccessibilityEvents       = false;                     // true: do not send any accessibility events
+    mbDrawSelectionBackground           = false;                     // true: draws transparent window background to indicate (toolbox) selection
+    mbIsInTaskPaneList                  = false;                     // true: window was added to the taskpanelist in the topmost system window
+    mnNativeBackground                  = ControlPart::NONE;         // initialize later, depends on type
+    mbHelpTextDynamic                   = false;                     // true: append help id in HELP_DEBUG case
+    mbFakeFocusSet                      = false;                     // true: pretend as if the window has focus.
+    mbHexpand                           = false;
+    mbVexpand                           = false;
+    mbExpand                            = false;
+    mbFill                              = true;
+    mbSecondary                         = false;
+    mbNonHomogeneous                    = false;
+    static bool bDoubleBuffer = getenv("VCL_DOUBLEBUFFERING_FORCE_ENABLE");
+    mbDoubleBufferingRequested = bDoubleBuffer; // when we are not sure, assume it cannot do double-buffering via RenderContext
+    mpLOKNotifier                       = nullptr;
+    mnLOKWindowId                       = 0;
+    mbLOKParentNotifier                 = false;
+    mbUseFrameData                      = false;
+}
+
+WindowImpl::~WindowImpl()
+{
+    mpChildClipRegion.reset();
+    mpAccessibleInfos.reset();
+}
+
+ImplWinData::ImplWinData() :
+    mnCursorExtWidth(0),
+    mbVertical(false),
+    mnCompositionCharRects(0),
+    mnTrackFlags(ShowTrackFlags::NONE),
+    mnIsTopWindow(sal_uInt16(~0)), // not initialized yet, 0/1 will indicate TopWindow (see IsTopWindow())
+    mbMouseOver(false),
+    mbEnableNativeWidget(false)
+{
+}
+
+ImplWinData::~ImplWinData()
+{
+    mpCompositionCharRects.reset();
+}
+
+ImplFrameData::ImplFrameData( vcl::Window *pWindow )
+    : maPaintIdle( "vcl::Window maPaintIdle" ),
+      maResizeIdle( "vcl::Window maResizeIdle" )
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    assert (pSVData->maFrameData.mpFirstFrame.get() != pWindow);
+    mpNextFrame        = pSVData->maFrameData.mpFirstFrame;
+    pSVData->maFrameData.mpFirstFrame = pWindow;
+    mpFirstOverlap     = nullptr;
+    mpFocusWin         = nullptr;
+    mpMouseMoveWin     = nullptr;
+    mpMouseDownWin     = nullptr;
+    mpTrackWin         = nullptr;
+    mxFontCollection   = pSVData->maGDIData.mxScreenFontList;
+    mxFontCache        = pSVData->maGDIData.mxScreenFontCache;
+    mnFocusId          = nullptr;
+    mnMouseMoveId      = nullptr;
+    mnLastMouseX       = -1;
+    mnLastMouseY       = -1;
+    mnBeforeLastMouseX = -1;
+    mnBeforeLastMouseY = -1;
+    mnFirstMouseX      = -1;
+    mnFirstMouseY      = -1;
+    mnLastMouseWinX    = -1;
+    mnLastMouseWinY    = -1;
+    mnModalMode        = 0;
+    mnMouseDownTime    = 0;
+    mnClickCount       = 0;
+    mnFirstMouseCode   = 0;
+    mnMouseCode        = 0;
+    mnMouseMode        = MouseEventModifiers::NONE;
+    mbHasFocus         = false;
+    mbInMouseMove      = false;
+    mbMouseIn          = false;
+    mbStartDragCalled  = false;
+    mbNeedSysWindow    = false;
+    mbMinimized        = false;
+    mbStartFocusState  = false;
+    mbInSysObjFocusHdl = false;
+    mbInSysObjToTopHdl = false;
+    mbSysObjFocus      = false;
+    maPaintIdle.SetPriority( TaskPriority::REPAINT );
+    maPaintIdle.SetInvokeHandler( LINK( pWindow, vcl::Window, ImplHandlePaintHdl ) );
+    maResizeIdle.SetPriority( TaskPriority::RESIZE );
+    maResizeIdle.SetInvokeHandler( LINK( pWindow, vcl::Window, ImplHandleResizeTimerHdl ) );
+    mbInternalDragGestureRecognizer = false;
+    mbDragging = false;
+    mbInBufferedPaint = false;
+    mnDPIX = 96;
+    mnDPIY = 96;
+    mnTouchPanPosition = -1;
+}
+
+namespace vcl {
+
+bool WindowOutputDevice::AcquireGraphics() const
+{
+    DBG_TESTSOLARMUTEX();
+
+    if (isDisposed())
+        return false;
+
+    if (mpGraphics)
+        return true;
+
+    mbInitLineColor     = true;
+    mbInitFillColor     = true;
+    mbInitFont          = true;
+    mbInitTextColor     = true;
+    mbInitClipRegion    = true;
+
+    ImplSVData* pSVData = ImplGetSVData();
+
+    mpGraphics = mxOwnerWindow->mpWindowImpl->mpFrame->AcquireGraphics();
+    // try harder if no wingraphics was available directly
+    if ( !mpGraphics )
+    {
+        // find another output device in the same frame
+        vcl::WindowOutputDevice* pReleaseOutDev = pSVData->maGDIData.mpLastWinGraphics.get();
+        while ( pReleaseOutDev )
+        {
+            if ( pReleaseOutDev->mxOwnerWindow && pReleaseOutDev->mxOwnerWindow->mpWindowImpl->mpFrame == mxOwnerWindow->mpWindowImpl->mpFrame )
+                break;
+            pReleaseOutDev = static_cast<vcl::WindowOutputDevice*>(pReleaseOutDev->mpPrevGraphics.get());
+        }
+
+        if ( pReleaseOutDev )
+        {
+            // steal the wingraphics from the other outdev
+            mpGraphics = pReleaseOutDev->mpGraphics;
+            pReleaseOutDev->ReleaseGraphics( false );
+        }
+        else
+        {
+            // if needed retry after releasing least recently used wingraphics
+            while ( !mpGraphics )
+            {
+                if ( !pSVData->maGDIData.mpLastWinGraphics )
+                    break;
+                pSVData->maGDIData.mpLastWinGraphics->ReleaseGraphics();
+                mpGraphics = mxOwnerWindow->mpWindowImpl->mpFrame->AcquireGraphics();
+            }
+        }
+    }
+
+    if ( mpGraphics )
+    {
+        // update global LRU list of wingraphics
+        mpNextGraphics = pSVData->maGDIData.mpFirstWinGraphics.get();
+        pSVData->maGDIData.mpFirstWinGraphics = const_cast<vcl::WindowOutputDevice*>(this);
+        if ( mpNextGraphics )
+            mpNextGraphics->mpPrevGraphics = const_cast<vcl::WindowOutputDevice*>(this);
+        if ( !pSVData->maGDIData.mpLastWinGraphics )
+            pSVData->maGDIData.mpLastWinGraphics = const_cast<vcl::WindowOutputDevice*>(this);
+
+        mpGraphics->SetXORMode( (RasterOp::Invert == meRasterOp) || (RasterOp::Xor == meRasterOp), RasterOp::Invert == meRasterOp );
+        mpGraphics->setAntiAlias(bool(mnAntialiasing & AntialiasingFlags::Enable));
+    }
+
+    return mpGraphics != nullptr;
+}
+
+void WindowOutputDevice::ReleaseGraphics( bool bRelease )
+{
+    DBG_TESTSOLARMUTEX();
+
+    if ( !mpGraphics )
+        return;
+
+    // release the fonts of the physically released graphics device
+    if( bRelease )
+        ImplReleaseFonts();
+
+    ImplSVData* pSVData = ImplGetSVData();
+
+    vcl::Window* pWindow = mxOwnerWindow.get();
+    if (!pWindow)
+        return;
+
+    if ( bRelease )
+        pWindow->mpWindowImpl->mpFrame->ReleaseGraphics( mpGraphics );
+    // remove from global LRU list of window graphics
+    if ( mpPrevGraphics )
+        mpPrevGraphics->mpNextGraphics = mpNextGraphics;
+    else
+        pSVData->maGDIData.mpFirstWinGraphics = static_cast<vcl::WindowOutputDevice*>(mpNextGraphics.get());
+    if ( mpNextGraphics )
+        mpNextGraphics->mpPrevGraphics = mpPrevGraphics;
+    else
+        pSVData->maGDIData.mpLastWinGraphics = static_cast<vcl::WindowOutputDevice*>(mpPrevGraphics.get());
+
+    mpGraphics      = nullptr;
+    mpPrevGraphics  = nullptr;
+    mpNextGraphics  = nullptr;
+}
+
+static sal_Int32 CountDPIScaleFactor(sal_Int32 nDPI)
+{
+#ifndef MACOSX
+    // Setting of HiDPI is unfortunately all only a heuristic; and to add
+    // insult to an injury, the system is constantly lying to us about
+    // the DPI and whatnot
+    // eg. fdo#77059 - set the value from which we do consider the
+    // screen HiDPI to greater than 168
+    if (nDPI > 216)      // 96 * 2   + 96 / 4
+        return 250;
+    else if (nDPI > 168) // 96 * 2   - 96 / 4
+        return 200;
+    else if (nDPI > 120) // 96 * 1.5 - 96 / 4
+        return 150;
+#else
+    (void)nDPI;
+#endif
+
+    return 100;
+}
+
+void Window::ImplInit( vcl::Window* pParent, WinBits nStyle, SystemParentData* pSystemParentData )
+{
+    SAL_WARN_IF( !mpWindowImpl->mbFrame && !pParent && GetType() != WindowType::FIXEDIMAGE, "vcl.window",
+        "Window::Window(): pParent == NULL" );
+
+    ImplSVData* pSVData = ImplGetSVData();
+    vcl::Window*     pRealParent = pParent;
+
+    // inherit 3D look
+    if ( !mpWindowImpl->mbOverlapWin && pParent && (pParent->GetStyle() & WB_3DLOOK) )
+        nStyle |= WB_3DLOOK;
+
+    // create border window if necessary
+    if ( !mpWindowImpl->mbFrame && !mpWindowImpl->mbBorderWin && !mpWindowImpl->mpBorderWindow
+         && (nStyle & (WB_BORDER | WB_SYSTEMCHILDWINDOW) ) )
+    {
+        BorderWindowStyle nBorderTypeStyle = BorderWindowStyle::NONE;
+        if( nStyle & WB_SYSTEMCHILDWINDOW )
+        {
+            // handle WB_SYSTEMCHILDWINDOW
+            // these should be analogous to a top level frame; meaning they
+            // should have a border window with style BorderWindowStyle::Frame
+            // which controls their size
+            nBorderTypeStyle |= BorderWindowStyle::Frame;
+            nStyle |= WB_BORDER;
+        }
+        VclPtrInstance<ImplBorderWindow> pBorderWin( pParent, nStyle & (WB_BORDER | WB_DIALOGCONTROL | WB_NODIALOGCONTROL), nBorderTypeStyle );
+        static_cast<vcl::Window*>(pBorderWin)->mpWindowImpl->mpClientWindow = this;
+        pBorderWin->GetBorder( mpWindowImpl->mnLeftBorder, mpWindowImpl->mnTopBorder, mpWindowImpl->mnRightBorder, mpWindowImpl->mnBottomBorder );
+        mpWindowImpl->mpBorderWindow  = pBorderWin;
+        pParent = mpWindowImpl->mpBorderWindow;
+    }
+    else if( !mpWindowImpl->mbFrame && ! pParent )
+    {
+        mpWindowImpl->mbOverlapWin  = true;
+        mpWindowImpl->mbFrame = true;
+    }
+
+    // insert window in list
+    ImplInsertWindow( pParent );
+    mpWindowImpl->mnStyle = nStyle;
+
+    if( pParent && ! mpWindowImpl->mbFrame )
+        mpWindowImpl->mxOutDev->mbEnableRTL = AllSettings::GetLayoutRTL();
+
+    // test for frame creation
+    if ( mpWindowImpl->mbFrame )
+    {
+        // create frame
+        SalFrameStyleFlags nFrameStyle = SalFrameStyleFlags::NONE;
+
+        if ( nStyle & WB_MOVEABLE )
+            nFrameStyle |= SalFrameStyleFlags::MOVEABLE;
+        if ( nStyle & WB_SIZEABLE )
+            nFrameStyle |= SalFrameStyleFlags::SIZEABLE;
+        if ( nStyle & WB_CLOSEABLE )
+            nFrameStyle |= SalFrameStyleFlags::CLOSEABLE;
+        if ( nStyle & WB_APP )
+            nFrameStyle |= SalFrameStyleFlags::DEFAULT;
+        // check for undecorated floating window
+        if( // 1. floating windows that are not moveable/sizeable (only closeable allowed)
+            ( !(nFrameStyle & ~SalFrameStyleFlags::CLOSEABLE) &&
+            ( mpWindowImpl->mbFloatWin || ((GetType() == WindowType::BORDERWINDOW) && static_cast<ImplBorderWindow*>(this)->mbFloatWindow) || (nStyle & WB_SYSTEMFLOATWIN) ) ) ||
+            // 2. borderwindows of floaters with ownerdraw decoration
+            ((GetType() == WindowType::BORDERWINDOW) && static_cast<ImplBorderWindow*>(this)->mbFloatWindow && (nStyle & WB_OWNERDRAWDECORATION) ) )
+        {
+            nFrameStyle = SalFrameStyleFlags::FLOAT;
+            if( nStyle & WB_OWNERDRAWDECORATION )
+                nFrameStyle |= SalFrameStyleFlags::OWNERDRAWDECORATION | SalFrameStyleFlags::NOSHADOW;
+        }
+        else if( mpWindowImpl->mbFloatWin )
+            nFrameStyle |= SalFrameStyleFlags::TOOLWINDOW;
+
+        if( nStyle & WB_INTROWIN )
+            nFrameStyle |= SalFrameStyleFlags::INTRO;
+        if( nStyle & WB_TOOLTIPWIN )
+            nFrameStyle |= SalFrameStyleFlags::TOOLTIP;
+
+        if( nStyle & WB_NOSHADOW )
+            nFrameStyle |= SalFrameStyleFlags::NOSHADOW;
+
+        if( nStyle & WB_SYSTEMCHILDWINDOW )
+            nFrameStyle |= SalFrameStyleFlags::SYSTEMCHILD;
+
+        switch (mpWindowImpl->mnType)
+        {
+            case WindowType::DIALOG:
+            case WindowType::TABDIALOG:
+            case WindowType::MODELESSDIALOG:
+            case WindowType::MESSBOX:
+            case WindowType::INFOBOX:
+            case WindowType::WARNINGBOX:
+            case WindowType::ERRORBOX:
+            case WindowType::QUERYBOX:
+                nFrameStyle |= SalFrameStyleFlags::DIALOG;
+                break;
+            default:
+                break;
+        }
+
+        // tdf#144624 for the DefaultWindow, which is never visible, don't
+        // create an icon for it so construction of a DefaultWindow cannot
+        // trigger creation of a VirtualDevice which itself requires a
+        // DefaultWindow to exist
+        if( nStyle & WB_DEFAULTWIN )
+            nFrameStyle |= SalFrameStyleFlags::NOICON;
+
+        SalFrame* pParentFrame = nullptr;
+        if ( pParent )
+            pParentFrame = pParent->mpWindowImpl->mpFrame;
+        SalFrame* pFrame;
+        if ( pSystemParentData )
+            pFrame = pSVData->mpDefInst->CreateChildFrame( pSystemParentData, nFrameStyle | SalFrameStyleFlags::PLUG );
+        else
+            pFrame = pSVData->mpDefInst->CreateFrame( pParentFrame, nFrameStyle );
+        if ( !pFrame )
+        {
+            // do not abort but throw an exception, may be the current thread terminates anyway (plugin-scenario)
+            throw RuntimeException(
+                "Could not create system window!",
+                Reference< XInterface >() );
+        }
+
+        pFrame->SetCallback( this, ImplWindowFrameProc );
+
+        // set window frame data
+        mpWindowImpl->mpFrameData     = new ImplFrameData( this );
+        mpWindowImpl->mpFrame         = pFrame;
+        mpWindowImpl->mpFrameWindow   = this;
+        mpWindowImpl->mpOverlapWindow = this;
+
+        if (!(nStyle & WB_DEFAULTWIN) && mpWindowImpl->mbDoubleBufferingRequested)
+            RequestDoubleBuffering(true);
+
+        if ( pRealParent && IsTopWindow() )
+        {
+            ImplWinData* pParentWinData = pRealParent->ImplGetWinData();
+            pParentWinData->maTopWindowChildren.emplace_back(this );
+        }
+    }
+
+    // init data
+    mpWindowImpl->mpRealParent = pRealParent;
+
+    // #99318: make sure fontcache and list is available before call to SetSettings
+    mpWindowImpl->mxOutDev->mxFontCollection = mpWindowImpl->mpFrameData->mxFontCollection;
+    mpWindowImpl->mxOutDev->mxFontCache = mpWindowImpl->mpFrameData->mxFontCache;
+
+    if ( mpWindowImpl->mbFrame )
+    {
+        if ( pParent )
+        {
+            mpWindowImpl->mpFrameData->mnDPIX     = pParent->mpWindowImpl->mpFrameData->mnDPIX;
+            mpWindowImpl->mpFrameData->mnDPIY     = pParent->mpWindowImpl->mpFrameData->mnDPIY;
+        }
+        else
+        {
+            OutputDevice *pOutDev = GetOutDev();
+            if ( pOutDev->AcquireGraphics() )
+            {
+                mpWindowImpl->mxOutDev->mpGraphics->GetResolution( mpWindowImpl->mpFrameData->mnDPIX, mpWindowImpl->mpFrameData->mnDPIY );
+            }
+        }
+
+        // add ownerdraw decorated frame windows to list in the top-most frame window
+        // so they can be hidden on lose focus
+        if( nStyle & WB_OWNERDRAWDECORATION )
+            ImplGetOwnerDrawList().emplace_back(this );
+
+        // delay settings initialization until first "real" frame
+        // this relies on the IntroWindow not needing any system settings
+        if ( !pSVData->maAppData.mbSettingsInit &&
+             ! (nStyle & (WB_INTROWIN|WB_DEFAULTWIN))
+             )
+        {
+            // side effect: ImplUpdateGlobalSettings does an ImplGetFrame()->UpdateSettings
+            ImplUpdateGlobalSettings( *pSVData->maAppData.mxSettings );
+            mpWindowImpl->mxOutDev->SetSettings( *pSVData->maAppData.mxSettings );
+            pSVData->maAppData.mbSettingsInit = true;
+        }
+
+        // If we create a Window with default size, query this
+        // size directly, because we want resize all Controls to
+        // the correct size before we display the window
+        if ( nStyle & (WB_MOVEABLE | WB_SIZEABLE | WB_APP) )
+            mpWindowImpl->mpFrame->GetClientSize( mpWindowImpl->mxOutDev->mnOutWidth, mpWindowImpl->mxOutDev->mnOutHeight );
+    }
+    else
+    {
+        if ( pParent )
+        {
+            if ( !ImplIsOverlapWindow() )
+            {
+                mpWindowImpl->mbDisabled          = pParent->mpWindowImpl->mbDisabled;
+                mpWindowImpl->mbInputDisabled     = pParent->mpWindowImpl->mbInputDisabled;
+                mpWindowImpl->meAlwaysInputMode   = pParent->mpWindowImpl->meAlwaysInputMode;
+            }
+
+            if (!utl::ConfigManager::IsFuzzing())
+            {
+                // we don't want to call the WindowOutputDevice override of this because
+                // it calls back into us.
+                mpWindowImpl->mxOutDev->OutputDevice::SetSettings( pParent->GetSettings() );
+            }
+        }
+
+    }
+
+    // setup the scale factor for HiDPI displays
+    mpWindowImpl->mxOutDev->mnDPIScalePercentage = CountDPIScaleFactor(mpWindowImpl->mpFrameData->mnDPIY);
+    mpWindowImpl->mxOutDev->mnDPIX = mpWindowImpl->mpFrameData->mnDPIX;
+    mpWindowImpl->mxOutDev->mnDPIY = mpWindowImpl->mpFrameData->mnDPIY;
+
+    if (!utl::ConfigManager::IsFuzzing())
+    {
+        const StyleSettings& rStyleSettings = mpWindowImpl->mxOutDev->mxSettings->GetStyleSettings();
+        mpWindowImpl->mxOutDev->maFont = rStyleSettings.GetAppFont();
+
+        if ( nStyle & WB_3DLOOK )
+        {
+            SetTextColor( rStyleSettings.GetButtonTextColor() );
+            SetBackground( Wallpaper( rStyleSettings.GetFaceColor() ) );
+        }
+        else
+        {
+            SetTextColor( rStyleSettings.GetWindowTextColor() );
+            SetBackground( Wallpaper( rStyleSettings.GetWindowColor() ) );
+        }
+    }
+    else
+    {
+        mpWindowImpl->mxOutDev->maFont = OutputDevice::GetDefaultFont( DefaultFontType::FIXED, LANGUAGE_ENGLISH_US, GetDefaultFontFlags::NONE );
+    }
+
+    ImplPointToLogic(*GetOutDev(), mpWindowImpl->mxOutDev->maFont);
+
+    (void)ImplUpdatePos();
+
+    // calculate app font res (except for the Intro Window or the default window)
+    if ( mpWindowImpl->mbFrame && !pSVData->maGDIData.mnAppFontX && ! (nStyle & (WB_INTROWIN|WB_DEFAULTWIN)) )
+        ImplInitAppFontData( this );
+}
+
+void Window::ImplInitAppFontData( vcl::Window const * pWindow )
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    tools::Long nTextHeight = pWindow->GetTextHeight();
+    tools::Long nTextWidth = pWindow->approximate_char_width() * 8;
+    tools::Long nSymHeight = nTextHeight*4;
+    // Make the basis wider if the font is too narrow
+    // such that the dialog looks symmetrical and does not become too narrow.
+    // Add some extra space when the dialog has the same width,
+    // as a little more space is better.
+    if ( nSymHeight > nTextWidth )
+        nTextWidth = nSymHeight;
+    else if ( nSymHeight+5 > nTextWidth )
+        nTextWidth = nSymHeight+5;
+    pSVData->maGDIData.mnAppFontX = nTextWidth * 10 / 8;
+    pSVData->maGDIData.mnAppFontY = nTextHeight * 10;
+
+#ifdef MACOSX
+    // FIXME: this is currently only on macOS, check with other
+    // platforms
+    if( pSVData->maNWFData.mbNoFocusRects )
+    {
+        // try to find out whether there is a large correction
+        // of control sizes, if yes, make app font scalings larger
+        // so dialog positioning is not completely off
+        ImplControlValue aControlValue;
+        tools::Rectangle aCtrlRegion( Point(), Size( nTextWidth < 10 ? 10 : nTextWidth, nTextHeight < 10 ? 10 : nTextHeight ) );
+        tools::Rectangle aBoundingRgn( aCtrlRegion );
+        tools::Rectangle aContentRgn( aCtrlRegion );
+        if( pWindow->GetNativeControlRegion( ControlType::Editbox, ControlPart::Entire, aCtrlRegion,
+                                             ControlState::ENABLED, aControlValue,
+                                             aBoundingRgn, aContentRgn ) )
+        {
+            // comment: the magical +6 is for the extra border in bordered
+            // (which is the standard) edit fields
+            if( aContentRgn.GetHeight() - nTextHeight > (nTextHeight+4)/4 )
+                pSVData->maGDIData.mnAppFontY = (aContentRgn.GetHeight()-4) * 10;
+        }
+    }
+#endif
+}
+
+ImplWinData* Window::ImplGetWinData() const
+{
+    if (!mpWindowImpl->mpWinData)
+    {
+        static const char* pNoNWF = getenv( "SAL_NO_NWF" );
+
+        const_cast<vcl::Window*>(this)->mpWindowImpl->mpWinData.reset(new ImplWinData);
+        mpWindowImpl->mpWinData->mbEnableNativeWidget = !(pNoNWF && *pNoNWF); // true: try to draw this control with native theme API
+    }
+
+    return mpWindowImpl->mpWinData.get();
+}
+
+
+void WindowOutputDevice::CopyDeviceArea( SalTwoRect& aPosAry, bool bWindowInvalidate )
+{
+    if (aPosAry.mnSrcWidth == 0 || aPosAry.mnSrcHeight == 0 || aPosAry.mnDestWidth == 0 || aPosAry.mnDestHeight == 0)
+        return;
+
+    if (bWindowInvalidate)
+    {
+        const tools::Rectangle aSrcRect(Point(aPosAry.mnSrcX, aPosAry.mnSrcY),
+                Size(aPosAry.mnSrcWidth, aPosAry.mnSrcHeight));
+
+        mxOwnerWindow->ImplMoveAllInvalidateRegions(aSrcRect,
+                aPosAry.mnDestX-aPosAry.mnSrcX,
+                aPosAry.mnDestY-aPosAry.mnSrcY,
+                false);
+
+        mpGraphics->CopyArea(aPosAry.mnDestX, aPosAry.mnDestY,
+                aPosAry.mnSrcX, aPosAry.mnSrcY,
+                aPosAry.mnSrcWidth, aPosAry.mnSrcHeight,
+                *this);
+
+        return;
+    }
+
+    OutputDevice::CopyDeviceArea(aPosAry, bWindowInvalidate);
+}
+
+const OutputDevice* WindowOutputDevice::DrawOutDevDirectCheck(const OutputDevice& rSrcDev) const
+{
+    const OutputDevice* pSrcDevChecked;
+    if ( this == &rSrcDev )
+        pSrcDevChecked = nullptr;
+    else if (GetOutDevType() != rSrcDev.GetOutDevType())
+        pSrcDevChecked = &rSrcDev;
+    else if (mxOwnerWindow->mpWindowImpl->mpFrameWindow == static_cast<const vcl::WindowOutputDevice&>(rSrcDev).mxOwnerWindow->mpWindowImpl->mpFrameWindow)
+        pSrcDevChecked = nullptr;
+    else
+        pSrcDevChecked = &rSrcDev;
+
+    return pSrcDevChecked;
+}
+
+void WindowOutputDevice::DrawOutDevDirectProcess( const OutputDevice& rSrcDev, SalTwoRect& rPosAry, SalGraphics* pSrcGraphics )
+{
+    if (pSrcGraphics)
+        mpGraphics->CopyBits(rPosAry, *pSrcGraphics, *this, rSrcDev);
+    else
+        mpGraphics->CopyBits(rPosAry, *this);
+}
+
+SalGraphics* Window::ImplGetFrameGraphics() const
+{
+    if ( mpWindowImpl->mpFrameWindow->GetOutDev()->mpGraphics )
+    {
+        mpWindowImpl->mpFrameWindow->GetOutDev()->mbInitClipRegion = true;
+    }
+    else
+    {
+        OutputDevice* pFrameWinOutDev = mpWindowImpl->mpFrameWindow->GetOutDev();
+        if ( ! pFrameWinOutDev->AcquireGraphics() )
+        {
+            return nullptr;
+        }
+    }
+    mpWindowImpl->mpFrameWindow->GetOutDev()->mpGraphics->ResetClipRegion();
+    return mpWindowImpl->mpFrameWindow->GetOutDev()->mpGraphics;
+}
+
+void Window::ImplSetReallyVisible()
+{
+    // #i43594# it is possible that INITSHOW was never send, because the visibility state changed between
+    // ImplCallInitShow() and ImplSetReallyVisible() when called from Show()
+    // mbReallyShown is a useful indicator
+    if( !mpWindowImpl->mbReallyShown )
+        ImplCallInitShow();
+
+    bool bBecameReallyVisible = !mpWindowImpl->mbReallyVisible;
+
+    GetOutDev()->mbDevOutput     = true;
+    mpWindowImpl->mbReallyVisible = true;
+    mpWindowImpl->mbReallyShown   = true;
+
+    // the SHOW/HIDE events serve as indicators to send child creation/destroy events to the access bridge.
+    // For this, the data member of the event must not be NULL.
+    // Previously, we did this in Window::Show, but there some events got lost in certain situations. Now
+    // we're doing it when the visibility really changes
+    if( bBecameReallyVisible && ImplIsAccessibleCandidate() )
+        CallEventListeners( VclEventId::WindowShow, this );
+        // TODO. It's kind of a hack that we're re-using the VclEventId::WindowShow. Normally, we should
+        // introduce another event which explicitly triggers the Accessibility implementations.
+
+    vcl::Window* pWindow = mpWindowImpl->mpFirstOverlap;
+    while ( pWindow )
+    {
+        if ( pWindow->mpWindowImpl->mbVisible )
+            pWindow->ImplSetReallyVisible();
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+
+    pWindow = mpWindowImpl->mpFirstChild;
+    while ( pWindow )
+    {
+        if ( pWindow->mpWindowImpl->mbVisible )
+            pWindow->ImplSetReallyVisible();
+        pWindow = pWindow->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::ImplInitResolutionSettings()
+{
+    // recalculate AppFont-resolution and DPI-resolution
+    if (mpWindowImpl->mbFrame)
+    {
+        GetOutDev()->mnDPIX = mpWindowImpl->mpFrameData->mnDPIX;
+        GetOutDev()->mnDPIY = mpWindowImpl->mpFrameData->mnDPIY;
+
+        // setup the scale factor for HiDPI displays
+        GetOutDev()->mnDPIScalePercentage = CountDPIScaleFactor(mpWindowImpl->mpFrameData->mnDPIY);
+        const StyleSettings& rStyleSettings = GetOutDev()->mxSettings->GetStyleSettings();
+        SetPointFont(*GetOutDev(), rStyleSettings.GetAppFont());
+    }
+    else if ( mpWindowImpl->mpParent )
+    {
+        GetOutDev()->mnDPIX  = mpWindowImpl->mpParent->GetOutDev()->mnDPIX;
+        GetOutDev()->mnDPIY  = mpWindowImpl->mpParent->GetOutDev()->mnDPIY;
+        GetOutDev()->mnDPIScalePercentage = mpWindowImpl->mpParent->GetOutDev()->mnDPIScalePercentage;
+    }
+
+    // update the recalculated values for logical units
+    // and also tools belonging to the values
+    if (IsMapModeEnabled())
+    {
+        MapMode aMapMode = GetMapMode();
+        SetMapMode();
+        SetMapMode( aMapMode );
+    }
+}
+
+void Window::ImplPointToLogic(vcl::RenderContext const & rRenderContext, vcl::Font& rFont) const
+{
+    Size aSize = rFont.GetFontSize();
+
+    if (aSize.Width())
+    {
+        aSize.setWidth( aSize.Width() * ( mpWindowImpl->mpFrameData->mnDPIX) );
+        aSize.AdjustWidth(72 / 2 );
+        aSize.setWidth( aSize.Width() / 72 );
+    }
+    aSize.setHeight( aSize.Height() * ( mpWindowImpl->mpFrameData->mnDPIY) );
+    aSize.AdjustHeight(72/2 );
+    aSize.setHeight( aSize.Height() / 72 );
+
+    if (rRenderContext.IsMapModeEnabled())
+        aSize = rRenderContext.PixelToLogic(aSize);
+
+    rFont.SetFontSize(aSize);
+}
+
+void Window::ImplLogicToPoint(vcl::RenderContext const & rRenderContext, vcl::Font& rFont) const
+{
+    Size aSize = rFont.GetFontSize();
+
+    if (rRenderContext.IsMapModeEnabled())
+        aSize = rRenderContext.LogicToPixel(aSize);
+
+    if (aSize.Width())
+    {
+        aSize.setWidth( aSize.Width() * 72 );
+        aSize.AdjustWidth(mpWindowImpl->mpFrameData->mnDPIX / 2 );
+        aSize.setWidth( aSize.Width() / ( mpWindowImpl->mpFrameData->mnDPIX) );
+    }
+    aSize.setHeight( aSize.Height() * 72 );
+    aSize.AdjustHeight(mpWindowImpl->mpFrameData->mnDPIY / 2 );
+    aSize.setHeight( aSize.Height() / ( mpWindowImpl->mpFrameData->mnDPIY) );
+
+    rFont.SetFontSize(aSize);
+}
+
+bool Window::ImplUpdatePos()
+{
+    bool bSysChild = false;
+
+    if ( ImplIsOverlapWindow() )
+    {
+        GetOutDev()->mnOutOffX  = mpWindowImpl->mnX;
+        GetOutDev()->mnOutOffY  = mpWindowImpl->mnY;
+    }
+    else
+    {
+        vcl::Window* pParent = ImplGetParent();
+
+        GetOutDev()->mnOutOffX  = mpWindowImpl->mnX + pParent->GetOutDev()->mnOutOffX;
+        GetOutDev()->mnOutOffY  = mpWindowImpl->mnY + pParent->GetOutDev()->mnOutOffY;
+    }
+
+    VclPtr< vcl::Window > pChild = mpWindowImpl->mpFirstChild;
+    while ( pChild )
+    {
+        if ( pChild->ImplUpdatePos() )
+            bSysChild = true;
+        pChild = pChild->mpWindowImpl->mpNext;
+    }
+
+    if ( mpWindowImpl->mpSysObj )
+        bSysChild = true;
+
+    return bSysChild;
+}
+
+void Window::ImplUpdateSysObjPos()
+{
+    if ( mpWindowImpl->mpSysObj )
+        mpWindowImpl->mpSysObj->SetPosSize( GetOutDev()->mnOutOffX, GetOutDev()->mnOutOffY, GetOutDev()->mnOutWidth, GetOutDev()->mnOutHeight );
+
+    VclPtr< vcl::Window > pChild = mpWindowImpl->mpFirstChild;
+    while ( pChild )
+    {
+        pChild->ImplUpdateSysObjPos();
+        pChild = pChild->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::ImplPosSizeWindow( tools::Long nX, tools::Long nY,
+                                tools::Long nWidth, tools::Long nHeight, PosSizeFlags nFlags )
+{
+    bool    bNewPos         = false;
+    bool    bNewSize        = false;
+    bool    bCopyBits       = false;
+    tools::Long    nOldOutOffX     = GetOutDev()->mnOutOffX;
+    tools::Long    nOldOutOffY     = GetOutDev()->mnOutOffY;
+    tools::Long    nOldOutWidth    = GetOutDev()->mnOutWidth;
+    tools::Long    nOldOutHeight   = GetOutDev()->mnOutHeight;
+    std::unique_ptr<vcl::Region> pOverlapRegion;
+    std::unique_ptr<vcl::Region> pOldRegion;
+
+    if ( IsReallyVisible() )
+    {
+        tools::Rectangle aOldWinRect( Point( nOldOutOffX, nOldOutOffY ),
+                               Size( nOldOutWidth, nOldOutHeight ) );
+        pOldRegion.reset( new vcl::Region( aOldWinRect ) );
+        if ( mpWindowImpl->mbWinRegion )
+            pOldRegion->Intersect( GetOutDev()->ImplPixelToDevicePixel( mpWindowImpl->maWinRegion ) );
+
+        if ( GetOutDev()->mnOutWidth && GetOutDev()->mnOutHeight && !mpWindowImpl->mbPaintTransparent &&
+             !mpWindowImpl->mbInitWinClipRegion && !mpWindowImpl->maWinClipRegion.IsEmpty() &&
+             !HasPaintEvent() )
+            bCopyBits = true;
+    }
+
+    bool bnXRecycled = false; // avoid duplicate mirroring in RTL case
+    if ( nFlags & PosSizeFlags::Width )
+    {
+        if(!( nFlags & PosSizeFlags::X ))
+        {
+            nX = mpWindowImpl->mnX;
+            nFlags |= PosSizeFlags::X;
+            bnXRecycled = true; // we're using a mnX which was already mirrored in RTL case
+        }
+
+        if ( nWidth < 0 )
+            nWidth = 0;
+        if ( nWidth != GetOutDev()->mnOutWidth )
+        {
+            GetOutDev()->mnOutWidth = nWidth;
+            bNewSize = true;
+            bCopyBits = false;
+        }
+    }
+    if ( nFlags & PosSizeFlags::Height )
+    {
+        if ( nHeight < 0 )
+            nHeight = 0;
+        if ( nHeight != GetOutDev()->mnOutHeight )
+        {
+            GetOutDev()->mnOutHeight = nHeight;
+            bNewSize = true;
+            bCopyBits = false;
+        }
+    }
+
+    if ( nFlags & PosSizeFlags::X )
+    {
+        tools::Long nOrgX = nX;
+        Point aPtDev( Point( nX+GetOutDev()->mnOutOffX, 0 ) );
+        OutputDevice *pOutDev = GetOutDev();
+        if( pOutDev->HasMirroredGraphics() )
+        {
+            aPtDev.setX( GetOutDev()->mpGraphics->mirror2( aPtDev.X(), *GetOutDev() ) );
+
+            // #106948# always mirror our pos if our parent is not mirroring, even
+            // if we are also not mirroring
+            // RTL: check if parent is in different coordinates
+            if( !bnXRecycled && mpWindowImpl->mpParent && !mpWindowImpl->mpParent->mpWindowImpl->mbFrame && mpWindowImpl->mpParent->GetOutDev()->ImplIsAntiparallel() )
+            {
+                nX = mpWindowImpl->mpParent->GetOutDev()->mnOutWidth - GetOutDev()->mnOutWidth - nX;
+            }
+            /* #i99166# An LTR window in RTL UI that gets sized only would be
+               expected to not moved its upper left point
+            */
+            if( bnXRecycled )
+            {
+                if( GetOutDev()->ImplIsAntiparallel() )
+                {
+                    aPtDev.setX( mpWindowImpl->mnAbsScreenX );
+                    nOrgX = mpWindowImpl->maPos.X();
+                }
+            }
+        }
+        else if( !bnXRecycled && mpWindowImpl->mpParent && !mpWindowImpl->mpParent->mpWindowImpl->mbFrame && mpWindowImpl->mpParent->GetOutDev()->ImplIsAntiparallel() )
+        {
+            // mirrored window in LTR UI
+            nX = mpWindowImpl->mpParent->GetOutDev()->mnOutWidth - GetOutDev()->mnOutWidth - nX;
+        }
+
+        // check maPos as well, as it could have been changed for client windows (ImplCallMove())
+        if ( mpWindowImpl->mnAbsScreenX != aPtDev.X() || nX != mpWindowImpl->mnX || nOrgX != mpWindowImpl->maPos.X() )
+        {
+            if ( bCopyBits && !pOverlapRegion )
+            {
+                pOverlapRegion.reset( new vcl::Region() );
+                ImplCalcOverlapRegion( GetOutputRectPixel(),
+                                       *pOverlapRegion, false, true );
+            }
+            mpWindowImpl->mnX = nX;
+            mpWindowImpl->maPos.setX( nOrgX );
+            mpWindowImpl->mnAbsScreenX = aPtDev.X();
+            bNewPos = true;
+        }
+    }
+    if ( nFlags & PosSizeFlags::Y )
+    {
+        // check maPos as well, as it could have been changed for client windows (ImplCallMove())
+        if ( nY != mpWindowImpl->mnY || nY != mpWindowImpl->maPos.Y() )
+        {
+            if ( bCopyBits && !pOverlapRegion )
+            {
+                pOverlapRegion.reset( new vcl::Region() );
+                ImplCalcOverlapRegion( GetOutputRectPixel(),
+                                       *pOverlapRegion, false, true );
+            }
+            mpWindowImpl->mnY = nY;
+            mpWindowImpl->maPos.setY( nY );
+            bNewPos = true;
+        }
+    }
+
+    if ( !(bNewPos || bNewSize) )
+        return;
+
+    bool bUpdateSysObjPos = false;
+    if ( bNewPos )
+        bUpdateSysObjPos = ImplUpdatePos();
+
+    // the borderwindow always specifies the position for its client window
+    if ( mpWindowImpl->mpBorderWindow )
+        mpWindowImpl->maPos = mpWindowImpl->mpBorderWindow->mpWindowImpl->maPos;
+
+    if ( mpWindowImpl->mpClientWindow )
+    {
+        mpWindowImpl->mpClientWindow->ImplPosSizeWindow( mpWindowImpl->mpClientWindow->mpWindowImpl->mnLeftBorder,
+                                           mpWindowImpl->mpClientWindow->mpWindowImpl->mnTopBorder,
+                                           GetOutDev()->mnOutWidth - mpWindowImpl->mpClientWindow->mpWindowImpl->mnLeftBorder-mpWindowImpl->mpClientWindow->mpWindowImpl->mnRightBorder,
+                                           GetOutDev()->mnOutHeight - mpWindowImpl->mpClientWindow->mpWindowImpl->mnTopBorder-mpWindowImpl->mpClientWindow->mpWindowImpl->mnBottomBorder,
+                                           PosSizeFlags::X | PosSizeFlags::Y |
+                                           PosSizeFlags::Width | PosSizeFlags::Height );
+        // If we have a client window, then this is the position
+        // of the Application's floating windows
+        mpWindowImpl->mpClientWindow->mpWindowImpl->maPos = mpWindowImpl->maPos;
+        if ( bNewPos )
+        {
+            if ( mpWindowImpl->mpClientWindow->IsVisible() )
+            {
+                mpWindowImpl->mpClientWindow->ImplCallMove();
+            }
+            else
+            {
+                mpWindowImpl->mpClientWindow->mpWindowImpl->mbCallMove = true;
+            }
+        }
+    }
+
+    // Move()/Resize() will be called only for Show(), such that
+    // at least one is called before Show()
+    if ( IsVisible() )
+    {
+        if ( bNewPos )
+        {
+            ImplCallMove();
+        }
+        if ( bNewSize )
+        {
+            ImplCallResize();
+        }
+    }
+    else
+    {
+        if ( bNewPos )
+            mpWindowImpl->mbCallMove = true;
+        if ( bNewSize )
+            mpWindowImpl->mbCallResize = true;
+    }
+
+    bool bUpdateSysObjClip = false;
+    if ( IsReallyVisible() )
+    {
+        if ( bNewPos || bNewSize )
+        {
+            // set Clip-Flag
+            bUpdateSysObjClip = !ImplSetClipFlag( true );
+        }
+
+        // invalidate window content ?
+        if ( bNewPos || (GetOutDev()->mnOutWidth > nOldOutWidth) || (GetOutDev()->mnOutHeight > nOldOutHeight) )
+        {
+            if ( bNewPos )
+            {
+                bool bInvalidate = false;
+                bool bParentPaint = true;
+                if ( !ImplIsOverlapWindow() )
+                    bParentPaint = mpWindowImpl->mpParent->IsPaintEnabled();
+                if ( bCopyBits && bParentPaint && !HasPaintEvent() )
+                {
+                    vcl::Region aRegion( GetOutputRectPixel() );
+                    if ( mpWindowImpl->mbWinRegion )
+                        aRegion.Intersect( GetOutDev()->ImplPixelToDevicePixel( mpWindowImpl->maWinRegion ) );
+                    ImplClipBoundaries( aRegion, false, true );
+                    if ( !pOverlapRegion->IsEmpty() )
+                    {
+                        pOverlapRegion->Move( GetOutDev()->mnOutOffX - nOldOutOffX, GetOutDev()->mnOutOffY - nOldOutOffY );
+                        aRegion.Exclude( *pOverlapRegion );
+                    }
+                    if ( !aRegion.IsEmpty() )
+                    {
+                        // adapt Paint areas
+                        ImplMoveAllInvalidateRegions( tools::Rectangle( Point( nOldOutOffX, nOldOutOffY ),
+                                                                 Size( nOldOutWidth, nOldOutHeight ) ),
+                                                      GetOutDev()->mnOutOffX - nOldOutOffX, GetOutDev()->mnOutOffY - nOldOutOffY,
+                                                      true );
+                        SalGraphics* pGraphics = ImplGetFrameGraphics();
+                        if ( pGraphics )
+                        {
+
+                            OutputDevice *pOutDev = GetOutDev();
+                            const bool bSelectClipRegion = pOutDev->SelectClipRegion( aRegion, pGraphics );
+                            if ( bSelectClipRegion )
+                            {
+                                pGraphics->CopyArea( GetOutDev()->mnOutOffX, GetOutDev()->mnOutOffY,
+                                                     nOldOutOffX, nOldOutOffY,
+                                                     nOldOutWidth, nOldOutHeight,
+                                                     *GetOutDev() );
+                            }
+                            else
+                                bInvalidate = true;
+                        }
+                        else
+                            bInvalidate = true;
+                        if ( !bInvalidate )
+                        {
+                            if ( !pOverlapRegion->IsEmpty() )
+                                ImplInvalidateFrameRegion( pOverlapRegion.get(), InvalidateFlags::Children );
+                        }
+                    }
+                    else
+                        bInvalidate = true;
+                }
+                else
+                    bInvalidate = true;
+                if ( bInvalidate )
+                    ImplInvalidateFrameRegion( nullptr, InvalidateFlags::Children );
+            }
+            else
+            {
+                vcl::Region aRegion( GetOutputRectPixel() );
+                aRegion.Exclude( *pOldRegion );
+                if ( mpWindowImpl->mbWinRegion )
+                    aRegion.Intersect( GetOutDev()->ImplPixelToDevicePixel( mpWindowImpl->maWinRegion ) );
+                ImplClipBoundaries( aRegion, false, true );
+                if ( !aRegion.IsEmpty() )
+                    ImplInvalidateFrameRegion( &aRegion, InvalidateFlags::Children );
+            }
+        }
+
+        // invalidate Parent or Overlaps
+        if ( bNewPos ||
+             (GetOutDev()->mnOutWidth < nOldOutWidth) || (GetOutDev()->mnOutHeight < nOldOutHeight) )
+        {
+            vcl::Region aRegion( *pOldRegion );
+            if ( !mpWindowImpl->mbPaintTransparent )
+                ImplExcludeWindowRegion( aRegion );
+            ImplClipBoundaries( aRegion, false, true );
+            if ( !aRegion.IsEmpty() && !mpWindowImpl->mpBorderWindow )
+                ImplInvalidateParentFrameRegion( aRegion );
+        }
+    }
+
+    // adapt system objects
+    if ( bUpdateSysObjClip )
+        ImplUpdateSysObjClip();
+    if ( bUpdateSysObjPos )
+        ImplUpdateSysObjPos();
+    if ( bNewSize && mpWindowImpl->mpSysObj )
+        mpWindowImpl->mpSysObj->SetPosSize( GetOutDev()->mnOutOffX, GetOutDev()->mnOutOffY, GetOutDev()->mnOutWidth, GetOutDev()->mnOutHeight );
+}
+
+void Window::ImplNewInputContext()
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    vcl::Window* pFocusWin = pSVData->mpWinData->mpFocusWin;
+    if ( !pFocusWin || !pFocusWin->mpWindowImpl || pFocusWin->isDisposed() )
+        return;
+
+    // Is InputContext changed?
+    const InputContext& rInputContext = pFocusWin->GetInputContext();
+    if ( rInputContext == pFocusWin->mpWindowImpl->mpFrameData->maOldInputContext )
+        return;
+
+    pFocusWin->mpWindowImpl->mpFrameData->maOldInputContext = rInputContext;
+
+    SalInputContext         aNewContext;
+    const vcl::Font&        rFont = rInputContext.GetFont();
+    const OUString&         rFontName = rFont.GetFamilyName();
+    rtl::Reference<LogicalFontInstance> pFontInstance;
+    aNewContext.mpFont = nullptr;
+    if (!rFontName.isEmpty())
+    {
+        OutputDevice *pFocusWinOutDev = pFocusWin->GetOutDev();
+        Size aSize = pFocusWinOutDev->ImplLogicToDevicePixel( rFont.GetFontSize() );
+        if ( !aSize.Height() )
+        {
+            // only set default sizes if the font height in logical
+            // coordinates equals 0
+            if ( rFont.GetFontSize().Height() )
+                aSize.setHeight( 1 );
+            else
+                aSize.setHeight( (12*pFocusWin->GetOutDev()->mnDPIY)/72 );
+        }
+        pFontInstance = pFocusWin->GetOutDev()->mxFontCache->GetFontInstance(
+                            pFocusWin->GetOutDev()->mxFontCollection.get(),
+                            rFont, aSize, static_cast<float>(aSize.Height()) );
+        if ( pFontInstance )
+            aNewContext.mpFont = pFontInstance;
+    }
+    aNewContext.mnOptions   = rInputContext.GetOptions();
+    pFocusWin->ImplGetFrame()->SetInputContext( &aNewContext );
+}
+
+void Window::SetDumpAsPropertyTreeHdl(const Link<tools::JsonWriter&, void>& rLink)
+{
+    if (mpWindowImpl) // may be called after dispose
+    {
+        mpWindowImpl->maDumpAsPropertyTreeHdl = rLink;
+    }
+}
+
+void Window::SetModalHierarchyHdl(const Link<bool, void>& rLink)
+{
+    ImplGetFrame()->SetModalHierarchyHdl(rLink);
+}
+
+KeyIndicatorState Window::GetIndicatorState() const
+{
+    return mpWindowImpl->mpFrame->GetIndicatorState();
+}
+
+void Window::SimulateKeyPress( sal_uInt16 nKeyCode ) const
+{
+    mpWindowImpl->mpFrame->SimulateKeyPress(nKeyCode);
+}
+
+void Window::KeyInput( const KeyEvent& rKEvt )
+{
+    KeyCode cod = rKEvt.GetKeyCode ();
+    bool autoacc = ImplGetSVData()->maNWFData.mbAutoAccel;
+
+    // do not respond to accelerators unless Alt or Ctrl is held
+    if (cod.GetCode () >= 0x200 && cod.GetCode () <= 0x219)
+    {
+        if (autoacc && cod.GetModifier () != KEY_MOD2 && !(cod.GetModifier() & KEY_MOD1))
+            return;
+    }
+
+    NotifyEvent aNEvt( MouseNotifyEvent::KEYINPUT, this, &rKEvt );
+    if ( !CompatNotify( aNEvt ) )
+        mpWindowImpl->mbKeyInput = true;
+}
+
+void Window::KeyUp( const KeyEvent& rKEvt )
+{
+    NotifyEvent aNEvt( MouseNotifyEvent::KEYUP, this, &rKEvt );
+    if ( !CompatNotify( aNEvt ) )
+        mpWindowImpl->mbKeyUp = true;
+}
+
+void Window::Draw( OutputDevice*, const Point&, SystemTextColorFlags )
+{
+}
+
+void Window::Move() {}
+
+void Window::Resize() {}
+
+void Window::Activate() {}
+
+void Window::Deactivate() {}
+
+void Window::GetFocus()
+{
+    if ( HasFocus() && mpWindowImpl->mpLastFocusWindow && !(mpWindowImpl->mnDlgCtrlFlags & DialogControlFlags::WantFocus) )
+    {
+        VclPtr<vcl::Window> xWindow(this);
+        mpWindowImpl->mpLastFocusWindow->GrabFocus();
+        if( xWindow->isDisposed() )
+            return;
+    }
+
+    NotifyEvent aNEvt( MouseNotifyEvent::GETFOCUS, this );
+    CompatNotify( aNEvt );
+}
+
+void Window::LoseFocus()
+{
+    NotifyEvent aNEvt( MouseNotifyEvent::LOSEFOCUS, this );
+    CompatNotify( aNEvt );
+}
+
+void Window::SetHelpHdl(const Link<vcl::Window&, bool>& rLink)
+{
+    if (mpWindowImpl) // may be called after dispose
+    {
+        mpWindowImpl->maHelpRequestHdl = rLink;
+    }
+}
+
+void Window::RequestHelp( const HelpEvent& rHEvt )
+{
+    // if Balloon-Help is requested, show the balloon
+    // with help text set
+    if ( rHEvt.GetMode() & HelpEventMode::BALLOON )
+    {
+        OUString rStr = GetHelpText();
+        if ( rStr.isEmpty() )
+            rStr = GetQuickHelpText();
+        if ( rStr.isEmpty() && ImplGetParent() && !ImplIsOverlapWindow() )
+            ImplGetParent()->RequestHelp( rHEvt );
+        else
+        {
+            Point aPos = GetPosPixel();
+            if ( ImplGetParent() && !ImplIsOverlapWindow() )
+                aPos = OutputToScreenPixel(Point(0, 0));
+            tools::Rectangle   aRect( aPos, GetSizePixel() );
+
+            Help::ShowBalloon( this, rHEvt.GetMousePosPixel(), aRect, rStr );
+        }
+    }
+    else if ( rHEvt.GetMode() & HelpEventMode::QUICK )
+    {
+        const OUString& rStr = GetQuickHelpText();
+        if ( rStr.isEmpty() && ImplGetParent() && !ImplIsOverlapWindow() )
+            ImplGetParent()->RequestHelp( rHEvt );
+        else
+        {
+            Point aPos = GetPosPixel();
+            if ( ImplGetParent() && !ImplIsOverlapWindow() )
+                aPos = OutputToScreenPixel(Point(0, 0));
+            tools::Rectangle   aRect( aPos, GetSizePixel() );
+            Help::ShowQuickHelp( this, aRect, rStr, QuickHelpFlags::CtrlText );
+        }
+    }
+    else if (!mpWindowImpl->maHelpRequestHdl.IsSet() || mpWindowImpl->maHelpRequestHdl.Call(*this))
+    {
+        OUString aStrHelpId( OStringToOUString( GetHelpId(), RTL_TEXTENCODING_UTF8 ) );
+        if ( aStrHelpId.isEmpty() && ImplGetParent() )
+            ImplGetParent()->RequestHelp( rHEvt );
+        else
+        {
+            Help* pHelp = Application::GetHelp();
+            if ( pHelp )
+            {
+                if( !aStrHelpId.isEmpty() )
+                    pHelp->Start( aStrHelpId, this );
+                else
+                    pHelp->Start( OOO_HELP_INDEX, this );
+            }
+        }
+    }
+}
+
+void Window::Command( const CommandEvent& rCEvt )
+{
+    CallEventListeners( VclEventId::WindowCommand, const_cast<CommandEvent *>(&rCEvt) );
+
+    NotifyEvent aNEvt( MouseNotifyEvent::COMMAND, this, &rCEvt );
+    if ( !CompatNotify( aNEvt ) )
+        mpWindowImpl->mbCommand = true;
+}
+
+void Window::Tracking( const TrackingEvent& rTEvt )
+{
+
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+        pWrapper->Tracking( rTEvt );
+}
+
+void Window::StateChanged(StateChangedType eType)
+{
+    switch (eType)
+    {
+        //stuff that doesn't invalidate the layout
+        case StateChangedType::ControlForeground:
+        case StateChangedType::ControlBackground:
+        case StateChangedType::UpdateMode:
+        case StateChangedType::ReadOnly:
+        case StateChangedType::Enable:
+        case StateChangedType::State:
+        case StateChangedType::Data:
+        case StateChangedType::InitShow:
+        case StateChangedType::ControlFocus:
+            break;
+        //stuff that does invalidate the layout
+        default:
+            queue_resize(eType);
+            break;
+    }
+}
+
+void Window::SetStyle( WinBits nStyle )
+{
+    if ( mpWindowImpl && mpWindowImpl->mnStyle != nStyle )
+    {
+        mpWindowImpl->mnPrevStyle = mpWindowImpl->mnStyle;
+        mpWindowImpl->mnStyle = nStyle;
+        CompatStateChanged( StateChangedType::Style );
+    }
+}
+
+void Window::SetExtendedStyle( WindowExtendedStyle nExtendedStyle )
+{
+
+    if ( mpWindowImpl->mnExtendedStyle == nExtendedStyle )
+        return;
+
+    vcl::Window* pWindow = ImplGetBorderWindow();
+    if( ! pWindow )
+        pWindow = this;
+    if( pWindow->mpWindowImpl->mbFrame )
+    {
+        SalExtStyle nExt = 0;
+        if( nExtendedStyle & WindowExtendedStyle::Document )
+            nExt |= SAL_FRAME_EXT_STYLE_DOCUMENT;
+        if( nExtendedStyle & WindowExtendedStyle::DocModified )
+            nExt |= SAL_FRAME_EXT_STYLE_DOCMODIFIED;
+
+        pWindow->ImplGetFrame()->SetExtendedFrameStyle( nExt );
+    }
+    mpWindowImpl->mnExtendedStyle = nExtendedStyle;
+}
+
+void Window::SetBorderStyle( WindowBorderStyle nBorderStyle )
+{
+
+    if ( !mpWindowImpl->mpBorderWindow )
+        return;
+
+    if( nBorderStyle == WindowBorderStyle::REMOVEBORDER &&
+        ! mpWindowImpl->mpBorderWindow->mpWindowImpl->mbFrame &&
+        mpWindowImpl->mpBorderWindow->mpWindowImpl->mpParent
+        )
+    {
+        // this is a little awkward: some controls (e.g. svtools ProgressBar)
+        // cannot avoid getting constructed with WB_BORDER but want to disable
+        // borders in case of NWF drawing. So they need a method to remove their border window
+        VclPtr<vcl::Window> pBorderWin = mpWindowImpl->mpBorderWindow;
+        // remove us as border window's client
+        pBorderWin->mpWindowImpl->mpClientWindow = nullptr;
+        mpWindowImpl->mpBorderWindow = nullptr;
+        mpWindowImpl->mpRealParent = pBorderWin->mpWindowImpl->mpParent;
+        // reparent us above the border window
+        SetParent( pBorderWin->mpWindowImpl->mpParent );
+        // set us to the position and size of our previous border
+        Point aBorderPos( pBorderWin->GetPosPixel() );
+        Size aBorderSize( pBorderWin->GetSizePixel() );
+        setPosSizePixel( aBorderPos.X(), aBorderPos.Y(), aBorderSize.Width(), aBorderSize.Height() );
+        // release border window
+        pBorderWin.disposeAndClear();
+
+        // set new style bits
+        SetStyle( GetStyle() & (~WB_BORDER) );
+    }
+    else
+    {
+        if ( mpWindowImpl->mpBorderWindow->GetType() == WindowType::BORDERWINDOW )
+            static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->SetBorderStyle( nBorderStyle );
+        else
+            mpWindowImpl->mpBorderWindow->SetBorderStyle( nBorderStyle );
+    }
+}
+
+WindowBorderStyle Window::GetBorderStyle() const
+{
+
+    if ( mpWindowImpl->mpBorderWindow )
+    {
+        if ( mpWindowImpl->mpBorderWindow->GetType() == WindowType::BORDERWINDOW )
+            return static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->GetBorderStyle();
+        else
+            return mpWindowImpl->mpBorderWindow->GetBorderStyle();
+    }
+
+    return WindowBorderStyle::NONE;
+}
+
+tools::Long Window::CalcTitleWidth() const
+{
+
+    if ( mpWindowImpl->mpBorderWindow )
+    {
+        if ( mpWindowImpl->mpBorderWindow->GetType() == WindowType::BORDERWINDOW )
+            return static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->CalcTitleWidth();
+        else
+            return mpWindowImpl->mpBorderWindow->CalcTitleWidth();
+    }
+    else if ( mpWindowImpl->mbFrame && (mpWindowImpl->mnStyle & WB_MOVEABLE) )
+    {
+        // we guess the width for frame windows as we do not know the
+        // border of external dialogs
+        const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
+        vcl::Font aFont = GetFont();
+        const_cast<vcl::Window*>(this)->SetPointFont(const_cast<::OutputDevice&>(*GetOutDev()), rStyleSettings.GetTitleFont());
+        tools::Long nTitleWidth = GetTextWidth( GetText() );
+        const_cast<vcl::Window*>(this)->SetFont( aFont );
+        nTitleWidth += rStyleSettings.GetTitleHeight() * 3;
+        nTitleWidth += StyleSettings::GetBorderSize() * 2;
+        nTitleWidth += 10;
+        return nTitleWidth;
+    }
+
+    return 0;
+}
+
+void Window::SetInputContext( const InputContext& rInputContext )
+{
+
+    mpWindowImpl->maInputContext = rInputContext;
+    if ( !mpWindowImpl->mbInFocusHdl && HasFocus() )
+        ImplNewInputContext();
+}
+
+void Window::PostExtTextInputEvent(VclEventId nType, const OUString& rText)
+{
+    switch (nType)
+    {
+    case VclEventId::ExtTextInput:
+    {
+        std::unique_ptr<ExtTextInputAttr[]> pAttr(new ExtTextInputAttr[rText.getLength()]);
+        for (int i = 0; i < rText.getLength(); ++i) {
+            pAttr[i] = ExtTextInputAttr::Underline;
+        }
+        SalExtTextInputEvent aEvent { rText, pAttr.get(), rText.getLength(), EXTTEXTINPUT_CURSOR_OVERWRITE };
+        ImplWindowFrameProc(this, SalEvent::ExtTextInput, &aEvent);
+    }
+    break;
+    case VclEventId::EndExtTextInput:
+        ImplWindowFrameProc(this, SalEvent::EndExtTextInput, nullptr);
+        break;
+    default:
+        assert(false);
+    }
+}
+
+void Window::EndExtTextInput()
+{
+    if ( mpWindowImpl->mbExtTextInput )
+        ImplGetFrame()->EndExtTextInput( EndExtTextInputFlags::Complete );
+}
+
+void Window::SetCursorRect( const tools::Rectangle* pRect, tools::Long nExtTextInputWidth )
+{
+
+    ImplWinData* pWinData = ImplGetWinData();
+    if ( pWinData->mpCursorRect )
+    {
+        if ( pRect )
+            pWinData->mpCursorRect = *pRect;
+        else
+            pWinData->mpCursorRect.reset();
+    }
+    else
+    {
+        if ( pRect )
+            pWinData->mpCursorRect = *pRect;
+    }
+
+    pWinData->mnCursorExtWidth = nExtTextInputWidth;
+
+}
+
+const tools::Rectangle* Window::GetCursorRect() const
+{
+
+    ImplWinData* pWinData = ImplGetWinData();
+    return pWinData->mpCursorRect ? &*pWinData->mpCursorRect : nullptr;
+}
+
+tools::Long Window::GetCursorExtTextInputWidth() const
+{
+
+    ImplWinData* pWinData = ImplGetWinData();
+    return pWinData->mnCursorExtWidth;
+}
+
+void Window::SetCompositionCharRect( const tools::Rectangle* pRect, tools::Long nCompositionLength, bool bVertical ) {
+
+    ImplWinData* pWinData = ImplGetWinData();
+    pWinData->mpCompositionCharRects.reset();
+    pWinData->mbVertical = bVertical;
+    pWinData->mnCompositionCharRects = nCompositionLength;
+    if ( pRect && (nCompositionLength > 0) )
+    {
+        pWinData->mpCompositionCharRects.reset( new tools::Rectangle[nCompositionLength] );
+        for (tools::Long i = 0; i < nCompositionLength; ++i)
+            pWinData->mpCompositionCharRects[i] = pRect[i];
+    }
+}
+
+void Window::CollectChildren(::std::vector<vcl::Window *>& rAllChildren )
+{
+    rAllChildren.push_back( this );
+
+    VclPtr< vcl::Window > pChild = mpWindowImpl->mpFirstChild;
+    while ( pChild )
+    {
+        pChild->CollectChildren( rAllChildren );
+        pChild = pChild->mpWindowImpl->mpNext;
+    }
+}
+
+void Window::SetPointFont(vcl::RenderContext& rRenderContext, const vcl::Font& rFont)
+{
+    vcl::Font aFont = rFont;
+    ImplPointToLogic(rRenderContext, aFont);
+    rRenderContext.SetFont(aFont);
+}
+
+vcl::Font Window::GetPointFont(vcl::RenderContext const & rRenderContext) const
+{
+    vcl::Font aFont = rRenderContext.GetFont();
+    ImplLogicToPoint(rRenderContext, aFont);
+    return aFont;
+}
+
+void Window::Show(bool bVisible, ShowFlags nFlags)
+{
+    if ( !mpWindowImpl || mpWindowImpl->mbVisible == bVisible )
+        return;
+
+    VclPtr<vcl::Window> xWindow(this);
+
+    bool bRealVisibilityChanged = false;
+    mpWindowImpl->mbVisible = bVisible;
+
+    if ( !bVisible )
+    {
+        ImplHideAllOverlaps();
+        if( !xWindow->mpWindowImpl )
+            return;
+
+        if ( mpWindowImpl->mpBorderWindow )
+        {
+            bool bOldUpdate = mpWindowImpl->mpBorderWindow->mpWindowImpl->mbNoParentUpdate;
+            if ( mpWindowImpl->mbNoParentUpdate )
+                mpWindowImpl->mpBorderWindow->mpWindowImpl->mbNoParentUpdate = true;
+            mpWindowImpl->mpBorderWindow->Show( false, nFlags );
+            mpWindowImpl->mpBorderWindow->mpWindowImpl->mbNoParentUpdate = bOldUpdate;
+        }
+        else if ( mpWindowImpl->mbFrame )
+        {
+            mpWindowImpl->mbSuppressAccessibilityEvents = true;
+            mpWindowImpl->mpFrame->Show( false );
+        }
+
+        CompatStateChanged( StateChangedType::Visible );
+
+        if ( mpWindowImpl->mbReallyVisible )
+        {
+            if ( mpWindowImpl->mbInitWinClipRegion )
+                ImplInitWinClipRegion();
+
+            vcl::Region aInvRegion = mpWindowImpl->maWinClipRegion;
+
+            if( !xWindow->mpWindowImpl )
+                return;
+
+            bRealVisibilityChanged = mpWindowImpl->mbReallyVisible;
+            ImplResetReallyVisible();
+            ImplSetClipFlag();
+
+            if ( ImplIsOverlapWindow() && !mpWindowImpl->mbFrame )
+            {
+                // convert focus
+                if ( !(nFlags & ShowFlags::NoFocusChange) && HasChildPathFocus() )
+                {
+                    if ( mpWindowImpl->mpOverlapWindow->IsEnabled() &&
+                         mpWindowImpl->mpOverlapWindow->IsInputEnabled() &&
+                         ! mpWindowImpl->mpOverlapWindow->IsInModalMode()
+                         )
+                        mpWindowImpl->mpOverlapWindow->GrabFocus();
+                }
+            }
+
+            if ( !mpWindowImpl->mbFrame )
+            {
+                if (mpWindowImpl->mpWinData && mpWindowImpl->mpWinData->mbEnableNativeWidget)
+                {
+                    /*
+                    * #i48371# native theming: some themes draw outside the control
+                    * area we tell them to (bad thing, but we cannot do much about it ).
+                    * On hiding these controls they get invalidated with their window rectangle
+                    * which leads to the parts outside the control area being left and not
+                    * invalidated. Workaround: invalidate an area on the parent, too
+                    */
+                    const int workaround_border = 5;
+                    tools::Rectangle aBounds( aInvRegion.GetBoundRect() );
+                    aBounds.AdjustLeft( -workaround_border );
+                    aBounds.AdjustTop( -workaround_border );
+                    aBounds.AdjustRight(workaround_border );
+                    aBounds.AdjustBottom(workaround_border );
+                    aInvRegion = aBounds;
+                }
+                if ( !mpWindowImpl->mbNoParentUpdate )
+                {
+                    if ( !aInvRegion.IsEmpty() )
+                        ImplInvalidateParentFrameRegion( aInvRegion );
+                }
+                ImplGenerateMouseMove();
+            }
+        }
+    }
+    else
+    {
+        // inherit native widget flag for form controls
+        // required here, because frames never show up in the child hierarchy - which should be fixed...
+        // eg, the drop down of a combobox which is a system floating window
+        if( mpWindowImpl->mbFrame && GetParent() && !GetParent()->isDisposed() &&
+            GetParent()->IsCompoundControl() &&
+            GetParent()->IsNativeWidgetEnabled() != IsNativeWidgetEnabled() &&
+            !(GetStyle() & WB_TOOLTIPWIN) )
+        {
+            EnableNativeWidget( GetParent()->IsNativeWidgetEnabled() );
+        }
+
+        if ( mpWindowImpl->mbCallMove )
+        {
+            ImplCallMove();
+        }
+        if ( mpWindowImpl->mbCallResize )
+        {
+            ImplCallResize();
+        }
+
+        CompatStateChanged( StateChangedType::Visible );
+
+        vcl::Window* pTestParent;
+        if ( ImplIsOverlapWindow() )
+            pTestParent = mpWindowImpl->mpOverlapWindow;
+        else
+            pTestParent = ImplGetParent();
+        if ( mpWindowImpl->mbFrame || pTestParent->mpWindowImpl->mbReallyVisible )
+        {
+            // if a window becomes visible, send all child windows a StateChange,
+            // such that these can initialise themselves
+            ImplCallInitShow();
+
+            // If it is a SystemWindow it automatically pops up on top of
+            // all other windows if needed.
+            if ( ImplIsOverlapWindow() && !(nFlags & ShowFlags::NoActivate) )
+            {
+                ImplStartToTop(( nFlags & ShowFlags::ForegroundTask ) ? ToTopFlags::ForegroundTask : ToTopFlags::NONE );
+                ImplFocusToTop( ToTopFlags::NONE, false );
+            }
+
+            // adjust mpWindowImpl->mbReallyVisible
+            bRealVisibilityChanged = !mpWindowImpl->mbReallyVisible;
+            ImplSetReallyVisible();
+
+            // assure clip rectangles will be recalculated
+            ImplSetClipFlag();
+
+            if ( !mpWindowImpl->mbFrame )
+            {
+                InvalidateFlags nInvalidateFlags = InvalidateFlags::Children;
+                if( ! IsPaintTransparent() )
+                    nInvalidateFlags |= InvalidateFlags::NoTransparent;
+                ImplInvalidate( nullptr, nInvalidateFlags );
+                ImplGenerateMouseMove();
+            }
+        }
+
+        if ( mpWindowImpl->mpBorderWindow )
+            mpWindowImpl->mpBorderWindow->Show( true, nFlags );
+        else if ( mpWindowImpl->mbFrame )
+        {
+            // #106431#, hide SplashScreen
+            ImplSVData* pSVData = ImplGetSVData();
+            if ( !pSVData->mpIntroWindow )
+            {
+                // The right way would be just to call this (not even in the 'if')
+                auto pApp = GetpApp();
+                if ( pApp )
+                    pApp->InitFinished();
+            }
+            else if ( !ImplIsWindowOrChild( pSVData->mpIntroWindow ) )
+            {
+                // ... but the VCL splash is broken, and it needs this
+                // (for ./soffice .uno:NewDoc)
+                pSVData->mpIntroWindow->Hide();
+            }
+
+            //SAL_WARN_IF( mpWindowImpl->mbSuppressAccessibilityEvents, "vcl", "Window::Show() - Frame reactivated");
+            mpWindowImpl->mbSuppressAccessibilityEvents = false;
+
+            mpWindowImpl->mbPaintFrame = true;
+            if (!Application::IsHeadlessModeEnabled())
+            {
+                bool bNoActivate(nFlags & (ShowFlags::NoActivate|ShowFlags::NoFocusChange));
+                mpWindowImpl->mpFrame->Show( true, bNoActivate );
+            }
+            if( !xWindow->mpWindowImpl )
+                return;
+
+            // Query the correct size of the window, if we are waiting for
+            // a system resize
+            if ( mpWindowImpl->mbWaitSystemResize )
+            {
+                tools::Long nOutWidth;
+                tools::Long nOutHeight;
+                mpWindowImpl->mpFrame->GetClientSize( nOutWidth, nOutHeight );
+                ImplHandleResize( this, nOutWidth, nOutHeight );
+            }
+
+            if (mpWindowImpl->mpFrameData->mpBuffer && mpWindowImpl->mpFrameData->mpBuffer->GetOutputSizePixel() != GetOutputSizePixel())
+                // Make sure that the buffer size matches the window size, even if no resize was needed.
+                mpWindowImpl->mpFrameData->mpBuffer->SetOutputSizePixel(GetOutputSizePixel());
+        }
+
+        if( !xWindow->mpWindowImpl )
+            return;
+
+        ImplShowAllOverlaps();
+    }
+
+    if( !xWindow->mpWindowImpl )
+        return;
+
+    // the SHOW/HIDE events also serve as indicators to send child creation/destroy events to the access bridge
+    // However, the access bridge only uses this event if the data member is not NULL (it's kind of a hack that
+    // we re-use the SHOW/HIDE events this way, with this particular semantics).
+    // Since #104887#, the notifications for the access bridge are done in Impl(Set|Reset)ReallyVisible. Here, we
+    // now only notify with a NULL data pointer, for all other clients except the access bridge.
+    if ( !bRealVisibilityChanged )
+        CallEventListeners( mpWindowImpl->mbVisible ? VclEventId::WindowShow : VclEventId::WindowHide );
+    if( xWindow->isDisposed() )
+        return;
+
+}
+
+Size Window::GetSizePixel() const
+{
+    if (!mpWindowImpl)
+    {
+        SAL_WARN("vcl.layout", "WTF no windowimpl");
+        return Size(0,0);
+    }
+
+    // #i43257# trigger pending resize handler to assure correct window sizes
+    if( mpWindowImpl->mpFrameData->maResizeIdle.IsActive() )
+    {
+        VclPtr<vcl::Window> xWindow( const_cast<Window*>(this) );
+        mpWindowImpl->mpFrameData->maResizeIdle.Stop();
+        mpWindowImpl->mpFrameData->maResizeIdle.Invoke( nullptr );
+        if( xWindow->isDisposed() )
+            return Size(0,0);
+    }
+
+    return Size( GetOutDev()->mnOutWidth + mpWindowImpl->mnLeftBorder+mpWindowImpl->mnRightBorder,
+                 GetOutDev()->mnOutHeight + mpWindowImpl->mnTopBorder+mpWindowImpl->mnBottomBorder );
+}
+
+void Window::GetBorder( sal_Int32& rLeftBorder, sal_Int32& rTopBorder,
+                               sal_Int32& rRightBorder, sal_Int32& rBottomBorder ) const
+{
+    rLeftBorder     = mpWindowImpl->mnLeftBorder;
+    rTopBorder      = mpWindowImpl->mnTopBorder;
+    rRightBorder    = mpWindowImpl->mnRightBorder;
+    rBottomBorder   = mpWindowImpl->mnBottomBorder;
+}
+
+void Window::Enable( bool bEnable, bool bChild )
+{
+    if ( isDisposed() )
+        return;
+
+    if ( !bEnable )
+    {
+        // the tracking mode will be stopped or the capture will be stolen
+        // when a window is disabled,
+        if ( IsTracking() )
+            EndTracking( TrackingEventFlags::Cancel );
+        if ( IsMouseCaptured() )
+            ReleaseMouse();
+        // try to pass focus to the next control
+        // if the window has focus and is contained in the dialog control
+        // mpWindowImpl->mbDisabled should only be set after a call of ImplDlgCtrlNextWindow().
+        // Otherwise ImplDlgCtrlNextWindow() should be used
+        if ( HasFocus() )
+            ImplDlgCtrlNextWindow();
+    }
+
+    if ( mpWindowImpl->mpBorderWindow )
+    {
+        mpWindowImpl->mpBorderWindow->Enable( bEnable, false );
+        if ( (mpWindowImpl->mpBorderWindow->GetType() == WindowType::BORDERWINDOW) &&
+             static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->mpMenuBarWindow )
+            static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->mpMenuBarWindow->Enable( bEnable );
+    }
+
+    // #i56102# restore app focus win in case the
+    // window was disabled when the frame focus changed
+    ImplSVData* pSVData = ImplGetSVData();
+    if (bEnable && pSVData->mpWinData->mpFocusWin == nullptr
+        && mpWindowImpl->mpFrameData->mbHasFocus && mpWindowImpl->mpFrameData->mpFocusWin == this)
+        pSVData->mpWinData->mpFocusWin = this;
+
+    if ( mpWindowImpl->mbDisabled != !bEnable )
+    {
+        mpWindowImpl->mbDisabled = !bEnable;
+        if ( mpWindowImpl->mpSysObj )
+            mpWindowImpl->mpSysObj->Enable( bEnable && !mpWindowImpl->mbInputDisabled );
+        CompatStateChanged( StateChangedType::Enable );
+
+        CallEventListeners( bEnable ? VclEventId::WindowEnabled : VclEventId::WindowDisabled );
+    }
+
+    if ( bChild )
+    {
+        VclPtr< vcl::Window > pChild = mpWindowImpl->mpFirstChild;
+        while ( pChild )
+        {
+            pChild->Enable( bEnable, bChild );
+            pChild = pChild->mpWindowImpl->mpNext;
+        }
+    }
+
+    if ( IsReallyVisible() )
+        ImplGenerateMouseMove();
+}
+
+void Window::EnableInput( bool bEnable, bool bChild )
+{
+    if (!mpWindowImpl)
+        return;
+
+    if ( mpWindowImpl->mpBorderWindow )
+    {
+        mpWindowImpl->mpBorderWindow->EnableInput( bEnable, false );
+        if ( (mpWindowImpl->mpBorderWindow->GetType() == WindowType::BORDERWINDOW) &&
+             static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->mpMenuBarWindow )
+            static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->mpMenuBarWindow->EnableInput( bEnable );
+    }
+
+    if ( (!bEnable && mpWindowImpl->meAlwaysInputMode != AlwaysInputEnabled) || bEnable )
+    {
+        // automatically stop the tracking mode or steal capture
+        // if the window is disabled
+        if ( !bEnable )
+        {
+            if ( IsTracking() )
+                EndTracking( TrackingEventFlags::Cancel );
+            if ( IsMouseCaptured() )
+                ReleaseMouse();
+        }
+
+        if ( mpWindowImpl->mbInputDisabled != !bEnable )
+        {
+            mpWindowImpl->mbInputDisabled = !bEnable;
+            if ( mpWindowImpl->mpSysObj )
+                mpWindowImpl->mpSysObj->Enable( !mpWindowImpl->mbDisabled && bEnable );
+        }
+    }
+
+    // #i56102# restore app focus win in case the
+    // window was disabled when the frame focus changed
+    ImplSVData* pSVData = ImplGetSVData();
+    if (bEnable && pSVData->mpWinData->mpFocusWin == nullptr
+        && mpWindowImpl->mpFrameData->mbHasFocus && mpWindowImpl->mpFrameData->mpFocusWin == this)
+        pSVData->mpWinData->mpFocusWin = this;
+
+    if ( bChild )
+    {
+        VclPtr< vcl::Window > pChild = mpWindowImpl->mpFirstChild;
+        while ( pChild )
+        {
+            pChild->EnableInput( bEnable, bChild );
+            pChild = pChild->mpWindowImpl->mpNext;
+        }
+    }
+
+    if ( IsReallyVisible() )
+        ImplGenerateMouseMove();
+}
+
+void Window::EnableInput( bool bEnable, const vcl::Window* pExcludeWindow )
+{
+    if (!mpWindowImpl)
+        return;
+
+    EnableInput( bEnable );
+
+    // pExecuteWindow is the first Overlap-Frame --> if this
+    // shouldn't be the case, then this must be changed in dialog.cxx
+    if( pExcludeWindow )
+        pExcludeWindow = pExcludeWindow->ImplGetFirstOverlapWindow();
+    vcl::Window* pSysWin = mpWindowImpl->mpFrameWindow->mpWindowImpl->mpFrameData->mpFirstOverlap;
+    while ( pSysWin )
+    {
+        // Is Window in the path from this window
+        if ( ImplGetFirstOverlapWindow()->ImplIsWindowOrChild( pSysWin, true ) )
+        {
+            // Is Window not in the exclude window path or not the
+            // exclude window, then change the status
+            if ( !pExcludeWindow || !pExcludeWindow->ImplIsWindowOrChild( pSysWin, true ) )
+                pSysWin->EnableInput( bEnable );
+        }
+        pSysWin = pSysWin->mpWindowImpl->mpNextOverlap;
+    }
+
+    // enable/disable floating system windows as well
+    vcl::Window* pFrameWin = ImplGetSVData()->maFrameData.mpFirstFrame;
+    while ( pFrameWin )
+    {
+        if( pFrameWin->ImplIsFloatingWindow() )
+        {
+            // Is Window in the path from this window
+            if ( ImplGetFirstOverlapWindow()->ImplIsWindowOrChild( pFrameWin, true ) )
+            {
+                // Is Window not in the exclude window path or not the
+                // exclude window, then change the status
+                if ( !pExcludeWindow || !pExcludeWindow->ImplIsWindowOrChild( pFrameWin, true ) )
+                    pFrameWin->EnableInput( bEnable );
+            }
+        }
+        pFrameWin = pFrameWin->mpWindowImpl->mpFrameData->mpNextFrame;
+    }
+
+    // the same for ownerdraw floating windows
+    if( !mpWindowImpl->mbFrame )
+        return;
+
+    ::std::vector< VclPtr<vcl::Window> >& rList = mpWindowImpl->mpFrameData->maOwnerDrawList;
+    for (auto const& elem : rList)
+    {
+        // Is Window in the path from this window
+        if ( ImplGetFirstOverlapWindow()->ImplIsWindowOrChild( elem, true ) )
+        {
+            // Is Window not in the exclude window path or not the
+            // exclude window, then change the status
+            if ( !pExcludeWindow || !pExcludeWindow->ImplIsWindowOrChild( elem, true ) )
+                elem->EnableInput( bEnable );
+        }
+    }
+}
+
+void Window::AlwaysEnableInput( bool bAlways, bool bChild )
+{
+
+    if ( mpWindowImpl->mpBorderWindow )
+        mpWindowImpl->mpBorderWindow->AlwaysEnableInput( bAlways, false );
+
+    if( bAlways && mpWindowImpl->meAlwaysInputMode != AlwaysInputEnabled )
+    {
+        mpWindowImpl->meAlwaysInputMode = AlwaysInputEnabled;
+        EnableInput(true, false);
+    }
+    else if( ! bAlways && mpWindowImpl->meAlwaysInputMode == AlwaysInputEnabled )
+    {
+        mpWindowImpl->meAlwaysInputMode = AlwaysInputNone;
+    }
+
+    if ( bChild )
+    {
+        VclPtr< vcl::Window > pChild = mpWindowImpl->mpFirstChild;
+        while ( pChild )
+        {
+            pChild->AlwaysEnableInput( bAlways, bChild );
+            pChild = pChild->mpWindowImpl->mpNext;
+        }
+    }
+}
+
+void Window::SetActivateMode( ActivateModeFlags nMode )
+{
+
+    if ( mpWindowImpl->mpBorderWindow )
+        mpWindowImpl->mpBorderWindow->SetActivateMode( nMode );
+
+    if ( mpWindowImpl->mnActivateMode == nMode )
+        return;
+
+    mpWindowImpl->mnActivateMode = nMode;
+
+    // possibly trigger Deactivate/Activate
+    if ( mpWindowImpl->mnActivateMode != ActivateModeFlags::NONE )
+    {
+        if ( (mpWindowImpl->mbActive || (GetType() == WindowType::BORDERWINDOW)) &&
+             !HasChildPathFocus( true ) )
+        {
+            mpWindowImpl->mbActive = false;
+            Deactivate();
+        }
+    }
+    else
+    {
+        if ( !mpWindowImpl->mbActive || (GetType() == WindowType::BORDERWINDOW) )
+        {
+            mpWindowImpl->mbActive = true;
+            Activate();
+        }
+    }
+}
+
+void Window::setPosSizePixel( tools::Long nX, tools::Long nY,
+                              tools::Long nWidth, tools::Long nHeight, PosSizeFlags nFlags )
+{
+    bool bHasValidSize = !mpWindowImpl->mbDefSize;
+
+    if ( nFlags & PosSizeFlags::Pos )
+        mpWindowImpl->mbDefPos = false;
+    if ( nFlags & PosSizeFlags::Size )
+        mpWindowImpl->mbDefSize = false;
+
+    // The top BorderWindow is the window which is to be positioned
+    VclPtr<vcl::Window> pWindow = this;
+    while ( pWindow->mpWindowImpl->mpBorderWindow )
+        pWindow = pWindow->mpWindowImpl->mpBorderWindow;
+
+    if ( pWindow->mpWindowImpl->mbFrame )
+    {
+        // Note: if we're positioning a frame, the coordinates are interpreted
+        // as being the top-left corner of the window's client area and NOT
+        // as the position of the border ! (due to limitations of several UNIX window managers)
+        tools::Long nOldWidth  = pWindow->GetOutDev()->mnOutWidth;
+
+        if ( !(nFlags & PosSizeFlags::Width) )
+            nWidth = pWindow->GetOutDev()->mnOutWidth;
+        if ( !(nFlags & PosSizeFlags::Height) )
+            nHeight = pWindow->GetOutDev()->mnOutHeight;
+
+        sal_uInt16 nSysFlags=0;
+        VclPtr<vcl::Window> pParent = GetParent();
+        VclPtr<vcl::Window> pWinParent = pWindow->GetParent();
+
+        if( nFlags & PosSizeFlags::Width )
+            nSysFlags |= SAL_FRAME_POSSIZE_WIDTH;
+        if( nFlags & PosSizeFlags::Height )
+            nSysFlags |= SAL_FRAME_POSSIZE_HEIGHT;
+        if( nFlags & PosSizeFlags::X )
+        {
+            nSysFlags |= SAL_FRAME_POSSIZE_X;
+            if( pWinParent && (pWindow->GetStyle() & WB_SYSTEMCHILDWINDOW) )
+            {
+                nX += pWinParent->GetOutDev()->mnOutOffX;
+            }
+            if( pParent && pParent->GetOutDev()->ImplIsAntiparallel() )
+            {
+                tools::Rectangle aRect( Point ( nX, nY ), Size( nWidth, nHeight ) );
+                const OutputDevice *pParentOutDev = pParent->GetOutDev();
+                if (!comphelper::LibreOfficeKit::isActive())
+                    pParentOutDev->ReMirror( aRect );
+                nX = aRect.Left();
+            }
+        }
+        if( !comphelper::LibreOfficeKit::isActive() &&
+            !(nFlags & PosSizeFlags::X) && bHasValidSize &&
+            pWindow->mpWindowImpl->mpFrame->maGeometry.nWidth )
+        {
+            // RTL: make sure the old right aligned position is not changed
+            // system windows will always grow to the right
+            if ( pWinParent )
+            {
+                OutputDevice *pParentOutDev = pWinParent->GetOutDev();
+                if( pParentOutDev->HasMirroredGraphics() )
+                {
+                    const SalFrameGeometry& aSysGeometry = mpWindowImpl->mpFrame->GetUnmirroredGeometry();
+                    const SalFrameGeometry& aParentSysGeometry =
+                        pWinParent->mpWindowImpl->mpFrame->GetUnmirroredGeometry();
+                    tools::Long myWidth = nOldWidth;
+                    if( !myWidth )
+                        myWidth = aSysGeometry.nWidth;
+                    if( !myWidth )
+                        myWidth = nWidth;
+                    nFlags |= PosSizeFlags::X;
+                    nSysFlags |= SAL_FRAME_POSSIZE_X;
+                    nX = aParentSysGeometry.nX - aSysGeometry.nLeftDecoration + aParentSysGeometry.nWidth
+                        - myWidth - 1 - aSysGeometry.nX;
+                }
+            }
+        }
+        if( nFlags & PosSizeFlags::Y )
+        {
+            nSysFlags |= SAL_FRAME_POSSIZE_Y;
+            if( pWinParent && (pWindow->GetStyle() & WB_SYSTEMCHILDWINDOW) )
+            {
+                nY += pWinParent->GetOutDev()->mnOutOffY;
+            }
+        }
+
+        if( nSysFlags & (SAL_FRAME_POSSIZE_WIDTH|SAL_FRAME_POSSIZE_HEIGHT) )
+        {
+            // check for min/max client size and adjust size accordingly
+            // otherwise it may happen that the resize event is ignored, i.e. the old size remains
+            // unchanged but ImplHandleResize() is called with the wrong size
+            SystemWindow *pSystemWindow = dynamic_cast< SystemWindow* >( pWindow.get() );
+            if( pSystemWindow )
+            {
+                Size aMinSize = pSystemWindow->GetMinOutputSizePixel();
+                Size aMaxSize = pSystemWindow->GetMaxOutputSizePixel();
+                if( nWidth < aMinSize.Width() )
+                    nWidth = aMinSize.Width();
+                if( nHeight < aMinSize.Height() )
+                    nHeight = aMinSize.Height();
+
+                if( nWidth > aMaxSize.Width() )
+                    nWidth = aMaxSize.Width();
+                if( nHeight > aMaxSize.Height() )
+                    nHeight = aMaxSize.Height();
+            }
+        }
+
+        pWindow->mpWindowImpl->mpFrame->SetPosSize( nX, nY, nWidth, nHeight, nSysFlags );
+
+        // Adjust resize with the hack of different client size and frame geometries to fix
+        // native menu bars. Eventually this should be replaced by proper mnTopBorder usage.
+        pWindow->mpWindowImpl->mpFrame->GetClientSize(nWidth, nHeight);
+
+        // Resize should be called directly. If we haven't
+        // set the correct size, we get a second resize from
+        // the system with the correct size. This can be happened
+        // if the size is too small or too large.
+        ImplHandleResize( pWindow, nWidth, nHeight );
+    }
+    else
+    {
+        pWindow->ImplPosSizeWindow( nX, nY, nWidth, nHeight, nFlags );
+        if ( IsReallyVisible() )
+            ImplGenerateMouseMove();
+    }
+}
+
+Point Window::GetPosPixel() const
+{
+    return mpWindowImpl->maPos;
+}
+
+tools::Rectangle Window::GetDesktopRectPixel() const
+{
+    tools::Rectangle rRect;
+    mpWindowImpl->mpFrameWindow->mpWindowImpl->mpFrame->GetWorkArea( rRect );
+    return rRect;
+}
+
+Point Window::OutputToScreenPixel( const Point& rPos ) const
+{
+    // relative to top level parent
+    return Point( rPos.X() + GetOutDev()->mnOutOffX, rPos.Y() + GetOutDev()->mnOutOffY );
+}
+
+Point Window::ScreenToOutputPixel( const Point& rPos ) const
+{
+    // relative to top level parent
+    return Point( rPos.X() - GetOutDev()->mnOutOffX, rPos.Y() - GetOutDev()->mnOutOffY );
+}
+
+tools::Long Window::ImplGetUnmirroredOutOffX()
+{
+    // revert mnOutOffX changes that were potentially made in ImplPosSizeWindow
+    tools::Long offx = GetOutDev()->mnOutOffX;
+    OutputDevice *pOutDev = GetOutDev();
+    if( pOutDev->HasMirroredGraphics() )
+    {
+        if( mpWindowImpl->mpParent && !mpWindowImpl->mpParent->mpWindowImpl->mbFrame && mpWindowImpl->mpParent->GetOutDev()->ImplIsAntiparallel() )
+        {
+            if ( !ImplIsOverlapWindow() )
+                offx -= mpWindowImpl->mpParent->GetOutDev()->mnOutOffX;
+
+            offx = mpWindowImpl->mpParent->GetOutDev()->mnOutWidth - GetOutDev()->mnOutWidth - offx;
+
+            if ( !ImplIsOverlapWindow() )
+                offx += mpWindowImpl->mpParent->GetOutDev()->mnOutOffX;
+
+        }
+    }
+    return offx;
+}
+
+// normalized screen pixel are independent of mirroring
+Point Window::OutputToNormalizedScreenPixel( const Point& rPos ) const
+{
+    // relative to top level parent
+    tools::Long offx = const_cast<vcl::Window*>(this)->ImplGetUnmirroredOutOffX();
+    return Point( rPos.X()+offx, rPos.Y() + GetOutDev()->mnOutOffY );
+}
+
+Point Window::NormalizedScreenToOutputPixel( const Point& rPos ) const
+{
+    // relative to top level parent
+    tools::Long offx = const_cast<vcl::Window*>(this)->ImplGetUnmirroredOutOffX();
+    return Point( rPos.X()-offx, rPos.Y() - GetOutDev()->mnOutOffY );
+}
+
+Point Window::OutputToAbsoluteScreenPixel( const Point& rPos ) const
+{
+    // relative to the screen
+    Point p = OutputToScreenPixel( rPos );
+    SalFrameGeometry g = mpWindowImpl->mpFrame->GetGeometry();
+    p.AdjustX(g.nX );
+    p.AdjustY(g.nY );
+    return p;
+}
+
+Point Window::AbsoluteScreenToOutputPixel( const Point& rPos ) const
+{
+    // relative to the screen
+    Point p = ScreenToOutputPixel( rPos );
+    SalFrameGeometry g = mpWindowImpl->mpFrame->GetGeometry();
+    p.AdjustX( -(g.nX) );
+    p.AdjustY( -(g.nY) );
+    return p;
+}
+
+tools::Rectangle Window::ImplOutputToUnmirroredAbsoluteScreenPixel( const tools::Rectangle &rRect ) const
+{
+    // this method creates unmirrored screen coordinates to be compared with the desktop
+    // and is used for positioning of RTL popup windows correctly on the screen
+    SalFrameGeometry g = mpWindowImpl->mpFrame->GetUnmirroredGeometry();
+
+    Point p1 = rRect.TopRight();
+    p1 = OutputToScreenPixel(p1);
+    p1.setX( g.nX+g.nWidth-p1.X() );
+    p1.AdjustY(g.nY );
+
+    Point p2 = rRect.BottomLeft();
+    p2 = OutputToScreenPixel(p2);
+    p2.setX( g.nX+g.nWidth-p2.X() );
+    p2.AdjustY(g.nY );
+
+    return tools::Rectangle( p1, p2 );
+}
+
+tools::Rectangle Window::ImplUnmirroredAbsoluteScreenToOutputPixel( const tools::Rectangle &rRect ) const
+{
+    // undo ImplOutputToUnmirroredAbsoluteScreenPixel
+    SalFrameGeometry g = mpWindowImpl->mpFrame->GetUnmirroredGeometry();
+
+    Point p1 = rRect.TopRight();
+    p1.AdjustY(-g.nY );
+    p1.setX( g.nX+g.nWidth-p1.X() );
+    p1 = ScreenToOutputPixel(p1);
+
+    Point p2 = rRect.BottomLeft();
+    p2.AdjustY(-g.nY);
+    p2.setX( g.nX+g.nWidth-p2.X() );
+    p2 = ScreenToOutputPixel(p2);
+
+    return tools::Rectangle( p1, p2 );
+}
+
+
+tools::Rectangle Window::GetWindowExtentsRelative(const vcl::Window *pRelativeWindow) const
+{
+    // with decoration
+    return ImplGetWindowExtentsRelative( pRelativeWindow );
+}
+
+tools::Rectangle Window::ImplGetWindowExtentsRelative(const vcl::Window *pRelativeWindow) const
+{
+    SalFrameGeometry g = mpWindowImpl->mpFrame->GetGeometry();
+    // make sure we use the extent of our border window,
+    // otherwise we miss a few pixels
+    const vcl::Window *pWin = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow : this;
+
+    Point aPos( pWin->OutputToScreenPixel( Point(0,0) ) );
+    aPos.AdjustX(g.nX );
+    aPos.AdjustY(g.nY );
+    Size aSize ( pWin->GetSizePixel() );
+    // #104088# do not add decoration to the workwindow to be compatible to java accessibility api
+    if( mpWindowImpl->mbFrame || (mpWindowImpl->mpBorderWindow && mpWindowImpl->mpBorderWindow->mpWindowImpl->mbFrame && GetType() != WindowType::WORKWINDOW) )
+    {
+        aPos.AdjustX( -sal_Int32(g.nLeftDecoration) );
+        aPos.AdjustY( -sal_Int32(g.nTopDecoration) );
+        aSize.AdjustWidth(g.nLeftDecoration + g.nRightDecoration );
+        aSize.AdjustHeight(g.nTopDecoration + g.nBottomDecoration );
+    }
+    if( pRelativeWindow )
+    {
+        // #106399# express coordinates relative to borderwindow
+        const vcl::Window *pRelWin = pRelativeWindow->mpWindowImpl->mpBorderWindow ? pRelativeWindow->mpWindowImpl->mpBorderWindow.get() : pRelativeWindow;
+        aPos = pRelWin->AbsoluteScreenToOutputPixel( aPos );
+    }
+    return tools::Rectangle( aPos, aSize );
+}
+
+void Window::Scroll( tools::Long nHorzScroll, tools::Long nVertScroll, ScrollFlags nFlags )
+{
+
+    ImplScroll( GetOutputRectPixel(),
+                nHorzScroll, nVertScroll, nFlags & ~ScrollFlags::Clip );
+}
+
+void Window::Scroll( tools::Long nHorzScroll, tools::Long nVertScroll,
+                     const tools::Rectangle& rRect, ScrollFlags nFlags )
+{
+    OutputDevice *pOutDev = GetOutDev();
+    tools::Rectangle aRect = pOutDev->ImplLogicToDevicePixel( rRect );
+    aRect.Intersection( GetOutputRectPixel() );
+    if ( !aRect.IsEmpty() )
+        ImplScroll( aRect, nHorzScroll, nVertScroll, nFlags );
+}
+
+void WindowOutputDevice::Flush()
+{
+    if (mxOwnerWindow->mpWindowImpl)
+        mxOwnerWindow->mpWindowImpl->mpFrame->Flush( GetOutputRectPixel() );
+}
+
+void Window::SetUpdateMode( bool bUpdate )
+{
+    if (mpWindowImpl)
+    {
+        mpWindowImpl->mbNoUpdate = !bUpdate;
+        CompatStateChanged( StateChangedType::UpdateMode );
+    }
+}
+
+void Window::GrabFocus()
+{
+    ImplGrabFocus( GetFocusFlags::NONE );
+}
+
+bool Window::HasFocus() const
+{
+    return (this == ImplGetSVData()->mpWinData->mpFocusWin);
+}
+
+void Window::GrabFocusToDocument()
+{
+    ImplGrabFocusToDocument(GetFocusFlags::NONE);
+}
+
+VclPtr<vcl::Window> Window::GetFocusedWindow() const
+{
+    if (mpWindowImpl && mpWindowImpl->mpFrameData)
+        return mpWindowImpl->mpFrameData->mpFocusWin;
+    else
+        return VclPtr<vcl::Window>();
+}
+
+void Window::SetFakeFocus( bool bFocus )
+{
+    ImplGetWindowImpl()->mbFakeFocusSet = bFocus;
+}
+
+bool Window::HasChildPathFocus( bool bSystemWindow ) const
+{
+
+    vcl::Window* pFocusWin = ImplGetSVData()->mpWinData->mpFocusWin;
+    if ( pFocusWin )
+        return ImplIsWindowOrChild( pFocusWin, bSystemWindow );
+    return false;
+}
+
+void Window::SetCursor( vcl::Cursor* pCursor )
+{
+
+    if ( mpWindowImpl->mpCursor != pCursor )
+    {
+        if ( mpWindowImpl->mpCursor )
+            mpWindowImpl->mpCursor->ImplHide();
+        mpWindowImpl->mpCursor = pCursor;
+        if ( pCursor )
+            pCursor->ImplShow();
+    }
+}
+
+void Window::SetText( const OUString& rStr )
+{
+    if (!mpWindowImpl || rStr == mpWindowImpl->maText)
+        return;
+
+    OUString oldTitle( mpWindowImpl->maText );
+    mpWindowImpl->maText = rStr;
+
+    if ( mpWindowImpl->mpBorderWindow )
+        mpWindowImpl->mpBorderWindow->SetText( rStr );
+    else if ( mpWindowImpl->mbFrame )
+        mpWindowImpl->mpFrame->SetTitle( rStr );
+
+    CallEventListeners( VclEventId::WindowFrameTitleChanged, &oldTitle );
+
+    // #107247# needed for accessibility
+    // The VclEventId::WindowFrameTitleChanged is (mis)used to notify accessible name changes.
+    // Therefore a window, which is labeled by this window, must also notify an accessible
+    // name change.
+    if ( IsReallyVisible() )
+    {
+        vcl::Window* pWindow = GetAccessibleRelationLabelFor();
+        if ( pWindow && pWindow != this )
+            pWindow->CallEventListeners( VclEventId::WindowFrameTitleChanged, &oldTitle );
+    }
+
+    CompatStateChanged( StateChangedType::Text );
+}
+
+OUString Window::GetText() const
+{
+
+    return mpWindowImpl->maText;
+}
+
+OUString Window::GetDisplayText() const
+{
+
+    return GetText();
+}
+
+const Wallpaper& Window::GetDisplayBackground() const
+{
+    // FIXME: fix issue 52349, need to fix this really in
+    // all NWF enabled controls
+    const ToolBox* pTB = dynamic_cast<const ToolBox*>(this);
+    if( pTB && IsNativeWidgetEnabled() )
+        return pTB->ImplGetToolBoxPrivateData()->maDisplayBackground;
+
+    if( !IsBackground() )
+    {
+        if( mpWindowImpl->mpParent )
+            return mpWindowImpl->mpParent->GetDisplayBackground();
+    }
+
+    const Wallpaper& rBack = GetBackground();
+    if( ! rBack.IsBitmap() &&
+        ! rBack.IsGradient() &&
+        rBack.GetColor()== COL_TRANSPARENT &&
+        mpWindowImpl->mpParent )
+            return mpWindowImpl->mpParent->GetDisplayBackground();
+    return rBack;
+}
+
+const OUString& Window::GetHelpText() const
+{
+    OUString aStrHelpId( OStringToOUString( GetHelpId(), RTL_TEXTENCODING_UTF8 ) );
+    bool bStrHelpId = !aStrHelpId.isEmpty();
+
+    if ( !mpWindowImpl->maHelpText.getLength() && bStrHelpId )
+    {
+        if ( !IsDialog() && (mpWindowImpl->mnType != WindowType::TABPAGE) && (mpWindowImpl->mnType != WindowType::FLOATINGWINDOW) )
+        {
+            Help* pHelp = Application::GetHelp();
+            if ( pHelp )
+            {
+                mpWindowImpl->maHelpText = pHelp->GetHelpText(aStrHelpId, this);
+                mpWindowImpl->mbHelpTextDynamic = false;
+            }
+        }
+    }
+    else if( mpWindowImpl->mbHelpTextDynamic && bStrHelpId )
+    {
+        static const char* pEnv = getenv( "HELP_DEBUG" );
+        if( pEnv && *pEnv )
+        {
+            OUString aTxt = mpWindowImpl->maHelpText + "\n------------------\n" + aStrHelpId;
+            mpWindowImpl->maHelpText = aTxt;
+        }
+        mpWindowImpl->mbHelpTextDynamic = false;
+    }
+
+    //Fallback to Window::GetAccessibleDescription without reentry to GetHelpText()
+    if (mpWindowImpl->maHelpText.isEmpty() && mpWindowImpl->mpAccessibleInfos && mpWindowImpl->mpAccessibleInfos->pAccessibleDescription)
+        return *mpWindowImpl->mpAccessibleInfos->pAccessibleDescription;
+    return mpWindowImpl->maHelpText;
+}
+
+void Window::SetWindowPeer( Reference< css::awt::XWindowPeer > const & xPeer, VCLXWindow* pVCLXWindow  )
+{
+    if (!mpWindowImpl || mpWindowImpl->mbInDispose)
+        return;
+
+    // be safe against re-entrance: first clear the old ref, then assign the new one
+    if (mpWindowImpl->mxWindowPeer)
+    {
+        // first, disconnect the peer from ourself, otherwise disposing it, will dispose us
+        UnoWrapperBase* pWrapper = UnoWrapperBase::GetUnoWrapper();
+        SAL_WARN_IF( !pWrapper, "vcl.window", "SetComponentInterface: No Wrapper!" );
+        if ( pWrapper )
+            pWrapper->SetWindowInterface( nullptr, mpWindowImpl->mxWindowPeer );
+        mpWindowImpl->mxWindowPeer->dispose();
+        mpWindowImpl->mxWindowPeer.clear();
+    }
+    mpWindowImpl->mxWindowPeer = xPeer;
+
+    mpWindowImpl->mpVCLXWindow = pVCLXWindow;
+}
+
+Reference< css::awt::XWindowPeer > Window::GetComponentInterface( bool bCreate )
+{
+    if ( !mpWindowImpl->mxWindowPeer.is() && bCreate )
+    {
+        UnoWrapperBase* pWrapper = UnoWrapperBase::GetUnoWrapper();
+        if ( pWrapper )
+            mpWindowImpl->mxWindowPeer = pWrapper->GetWindowInterface( this );
+    }
+    return mpWindowImpl->mxWindowPeer;
+}
+
+void Window::SetComponentInterface( Reference< css::awt::XWindowPeer > const & xIFace )
+{
+    UnoWrapperBase* pWrapper = UnoWrapperBase::GetUnoWrapper();
+    SAL_WARN_IF( !pWrapper, "vcl.window", "SetComponentInterface: No Wrapper!" );
+    if ( pWrapper )
+        pWrapper->SetWindowInterface( this, xIFace );
+}
+
+typedef std::map<vcl::LOKWindowId, VclPtr<vcl::Window>> LOKWindowsMap;
+
+namespace {
+
+LOKWindowsMap& GetLOKWindowsMap()
+{
+    // Map to remember the LOKWindowId <-> Window binding.
+    static LOKWindowsMap s_aLOKWindowsMap;
+
+    return s_aLOKWindowsMap;
+}
+
+}
+
+void Window::SetLOKNotifier(const vcl::ILibreOfficeKitNotifier* pNotifier, bool bParent)
+{
+    // don't allow setting this twice
+    assert(mpWindowImpl->mpLOKNotifier == nullptr);
+    assert(pNotifier);
+    // never use this in the desktop case
+    assert(comphelper::LibreOfficeKit::isActive());
+
+    if (!bParent)
+    {
+        // Counter to be able to have unique id's for each window.
+        static vcl::LOKWindowId sLastLOKWindowId = 1;
+
+        // assign the LOK window id
+        assert(mpWindowImpl->mnLOKWindowId == 0);
+        mpWindowImpl->mnLOKWindowId = sLastLOKWindowId++;
+        GetLOKWindowsMap().emplace(mpWindowImpl->mnLOKWindowId, this);
+    }
+    else
+        mpWindowImpl->mbLOKParentNotifier = true;
+
+    mpWindowImpl->mpLOKNotifier = pNotifier;
+}
+
+VclPtr<Window> Window::FindLOKWindow(vcl::LOKWindowId nWindowId)
+{
+    const auto it = GetLOKWindowsMap().find(nWindowId);
+    if (it != GetLOKWindowsMap().end())
+        return it->second;
+
+    return VclPtr<Window>();
+}
+
+bool Window::IsLOKWindowsEmpty()
+{
+    return GetLOKWindowsMap().empty();
+}
+
+void Window::ReleaseLOKNotifier()
+{
+    // unregister the LOK window binding
+    if (mpWindowImpl->mnLOKWindowId > 0)
+        GetLOKWindowsMap().erase(mpWindowImpl->mnLOKWindowId);
+
+    mpWindowImpl->mpLOKNotifier = nullptr;
+    mpWindowImpl->mnLOKWindowId = 0;
+}
+
+ILibreOfficeKitNotifier::~ILibreOfficeKitNotifier()
+{
+    if (!comphelper::LibreOfficeKit::isActive())
+    {
+        return;
+    }
+
+    for (auto it = GetLOKWindowsMap().begin(); it != GetLOKWindowsMap().end();)
+    {
+        WindowImpl* pWindowImpl = it->second->ImplGetWindowImpl();
+        if (pWindowImpl && pWindowImpl->mpLOKNotifier == this)
+        {
+            pWindowImpl->mpLOKNotifier = nullptr;
+            pWindowImpl->mnLOKWindowId = 0;
+            it = GetLOKWindowsMap().erase(it);
+            continue;
+        }
+
+        ++it;
+    }
+}
+
+const vcl::ILibreOfficeKitNotifier* Window::GetLOKNotifier() const
+{
+    return mpWindowImpl ? mpWindowImpl->mpLOKNotifier : nullptr;
+}
+
+vcl::LOKWindowId Window::GetLOKWindowId() const
+{
+    return mpWindowImpl ? mpWindowImpl->mnLOKWindowId : 0;
+}
+
+VclPtr<vcl::Window> Window::GetParentWithLOKNotifier()
+{
+    VclPtr<vcl::Window> pWindow(this);
+
+    while (pWindow && !pWindow->GetLOKNotifier())
+        pWindow = pWindow->GetParent();
+
+    return pWindow;
+}
+
+namespace
+{
+
+const char* windowTypeName(WindowType nWindowType)
+{
+    switch (nWindowType)
+    {
+        case WindowType::NONE:                      return "none";
+        case WindowType::MESSBOX:                   return "messagebox";
+        case WindowType::INFOBOX:                   return "infobox";
+        case WindowType::WARNINGBOX:                return "warningbox";
+        case WindowType::ERRORBOX:                  return "errorbox";
+        case WindowType::QUERYBOX:                  return "querybox";
+        case WindowType::WINDOW:                    return "window";
+        case WindowType::WORKWINDOW:                return "workwindow";
+        case WindowType::CONTAINER:                 return "container";
+        case WindowType::FLOATINGWINDOW:            return "floatingwindow";
+        case WindowType::DIALOG:                    return "dialog";
+        case WindowType::MODELESSDIALOG:            return "modelessdialog";
+        case WindowType::CONTROL:                   return "control";
+        case WindowType::PUSHBUTTON:                return "pushbutton";
+        case WindowType::OKBUTTON:                  return "okbutton";
+        case WindowType::CANCELBUTTON:              return "cancelbutton";
+        case WindowType::HELPBUTTON:                return "helpbutton";
+        case WindowType::IMAGEBUTTON:               return "imagebutton";
+        case WindowType::MENUBUTTON:                return "menubutton";
+        case WindowType::MOREBUTTON:                return "morebutton";
+        case WindowType::SPINBUTTON:                return "spinbutton";
+        case WindowType::RADIOBUTTON:               return "radiobutton";
+        case WindowType::CHECKBOX:                  return "checkbox";
+        case WindowType::TRISTATEBOX:               return "tristatebox";
+        case WindowType::EDIT:                      return "edit";
+        case WindowType::MULTILINEEDIT:             return "multilineedit";
+        case WindowType::COMBOBOX:                  return "combobox";
+        case WindowType::LISTBOX:                   return "listbox";
+        case WindowType::MULTILISTBOX:              return "multilistbox";
+        case WindowType::FIXEDTEXT:                 return "fixedtext";
+        case WindowType::FIXEDLINE:                 return "fixedline";
+        case WindowType::FIXEDBITMAP:               return "fixedbitmap";
+        case WindowType::FIXEDIMAGE:                return "fixedimage";
+        case WindowType::GROUPBOX:                  return "groupbox";
+        case WindowType::SCROLLBAR:                 return "scrollbar";
+        case WindowType::SCROLLBARBOX:              return "scrollbarbox";
+        case WindowType::SPLITTER:                  return "splitter";
+        case WindowType::SPLITWINDOW:               return "splitwindow";
+        case WindowType::SPINFIELD:                 return "spinfield";
+        case WindowType::PATTERNFIELD:              return "patternfield";
+        case WindowType::METRICFIELD:               return "metricfield";
+        case WindowType::FORMATTEDFIELD:            return "formattedfield";
+        case WindowType::CURRENCYFIELD:             return "currencyfield";
+        case WindowType::DATEFIELD:                 return "datefield";
+        case WindowType::TIMEFIELD:                 return "timefield";
+        case WindowType::PATTERNBOX:                return "patternbox";
+        case WindowType::NUMERICBOX:                return "numericbox";
+        case WindowType::METRICBOX:                 return "metricbox";
+        case WindowType::CURRENCYBOX:               return "currencybox";
+        case WindowType::DATEBOX:                   return "datebox";
+        case WindowType::TIMEBOX:                   return "timebox";
+        case WindowType::LONGCURRENCYBOX:           return "longcurrencybox";
+        case WindowType::SCROLLWINDOW:              return "scrollwindow";
+        case WindowType::TOOLBOX:                   return "toolbox";
+        case WindowType::DOCKINGWINDOW:             return "dockingwindow";
+        case WindowType::STATUSBAR:                 return "statusbar";
+        case WindowType::TABPAGE:                   return "tabpage";
+        case WindowType::TABCONTROL:                return "tabcontrol";
+        case WindowType::TABDIALOG:                 return "tabdialog";
+        case WindowType::BORDERWINDOW:              return "borderwindow";
+        case WindowType::BUTTONDIALOG:              return "buttondialog";
+        case WindowType::SYSTEMCHILDWINDOW:         return "systemchildwindow";
+        case WindowType::SLIDER:                    return "slider";
+        case WindowType::MENUBARWINDOW:             return "menubarwindow";
+        case WindowType::TREELISTBOX:               return "treelistbox";
+        case WindowType::HELPTEXTWINDOW:            return "helptextwindow";
+        case WindowType::INTROWINDOW:               return "introwindow";
+        case WindowType::LISTBOXWINDOW:             return "listboxwindow";
+        case WindowType::DOCKINGAREA:               return "dockingarea";
+        case WindowType::RULER:                     return "ruler";
+        case WindowType::HEADERBAR:                 return "headerbar";
+        case WindowType::VERTICALTABCONTROL:        return "verticaltabcontrol";
+
+        // nothing to do here, but for completeness
+        case WindowType::TOOLKIT_FRAMEWINDOW:       return "toolkit_framewindow";
+        case WindowType::TOOLKIT_SYSTEMCHILDWINDOW: return "toolkit_systemchildwindow";
+    }
+
+    return "none";
+}
+
+}
+
+void Window::DumpAsPropertyTree(tools::JsonWriter& rJsonWriter)
+{
+    if (!mpWindowImpl)
+        return;
+
+    rJsonWriter.put("id", get_id());  // TODO could be missing - sort out
+    rJsonWriter.put("type", windowTypeName(GetType()));
+    rJsonWriter.put("text", GetText());
+    rJsonWriter.put("enabled", IsEnabled());
+    if (!IsVisible())
+        rJsonWriter.put("visible", false);
+
+    if (vcl::Window* pChild = mpWindowImpl->mpFirstChild)
+    {
+        auto childrenNode = rJsonWriter.startArray("children");
+        while (pChild)
+        {
+            {
+                auto childNode = rJsonWriter.startStruct();
+                pChild->DumpAsPropertyTree(rJsonWriter);
+                sal_Int32 nLeft = pChild->get_grid_left_attach();
+                sal_Int32 nTop = pChild->get_grid_top_attach();
+                if (nLeft != -1 && nTop != -1)
+                {
+                    rJsonWriter.put("left", nLeft);
+                    rJsonWriter.put("top", nTop);
+                }
+
+                sal_Int32 nWidth = pChild->get_grid_width();
+                if (nWidth > 1)
+                    rJsonWriter.put("width", nWidth);
+            }
+            pChild = pChild->mpWindowImpl->mpNext;
+        }
+    }
+
+    mpWindowImpl->maDumpAsPropertyTreeHdl.Call(rJsonWriter);
+}
+
+void Window::ImplCallDeactivateListeners( vcl::Window *pNew )
+{
+    // no deactivation if the newly activated window is my child
+    if ( !pNew || !ImplIsChild( pNew ) )
+    {
+        VclPtr<vcl::Window> xWindow(this);
+        CallEventListeners( VclEventId::WindowDeactivate, pNew );
+        if( !xWindow->mpWindowImpl )
+            return;
+
+        // #100759#, avoid walking the wrong frame's hierarchy
+        //           eg, undocked docking windows (ImplDockFloatWin)
+        if ( ImplGetParent() && ImplGetParent()->mpWindowImpl &&
+             mpWindowImpl->mpFrameWindow == ImplGetParent()->mpWindowImpl->mpFrameWindow )
+            ImplGetParent()->ImplCallDeactivateListeners( pNew );
+    }
+}
+
+void Window::ImplCallActivateListeners( vcl::Window *pOld )
+{
+    // no activation if the old active window is my child
+    if ( pOld && ImplIsChild( pOld ))
+        return;
+
+    VclPtr<vcl::Window> xWindow(this);
+    CallEventListeners( VclEventId::WindowActivate, pOld );
+    if( !xWindow->mpWindowImpl )
+        return;
+
+    if ( ImplGetParent() )
+        ImplGetParent()->ImplCallActivateListeners( pOld );
+    else if( (mpWindowImpl->mnStyle & WB_INTROWIN) == 0 )
+    {
+        // top level frame reached: store hint for DefModalDialogParent
+        ImplGetSVData()->maFrameData.mpActiveApplicationFrame = mpWindowImpl->mpFrameWindow;
+    }
+}
+
+void Window::SetClipboard(Reference<XClipboard> const & xClipboard)
+{
+    if (mpWindowImpl->mpFrameData)
+        mpWindowImpl->mpFrameData->mxClipboard = xClipboard;
+}
+
+Reference< XClipboard > Window::GetClipboard()
+{
+    if (!mpWindowImpl->mpFrameData)
+        return static_cast<XClipboard*>(nullptr);
+    if (!mpWindowImpl->mpFrameData->mxClipboard.is())
+        mpWindowImpl->mpFrameData->mxClipboard = GetSystemClipboard();
+    return mpWindowImpl->mpFrameData->mxClipboard;
+}
+
+void Window::RecordLayoutData( vcl::ControlLayoutData* pLayout, const tools::Rectangle& rRect )
+{
+    assert(GetOutDev()->mpOutDevData);
+    GetOutDev()->mpOutDevData->mpRecordLayout = pLayout;
+    GetOutDev()->mpOutDevData->maRecordRect = rRect;
+    Paint(*GetOutDev(), rRect);
+    GetOutDev()->mpOutDevData->mpRecordLayout = nullptr;
+}
+
+void Window::DrawSelectionBackground( const tools::Rectangle& rRect,
+                                      sal_uInt16 highlight,
+                                      bool bChecked,
+                                      bool bDrawBorder
+                                      )
+{
+    if( rRect.IsEmpty() )
+        return;
+
+    const StyleSettings& rStyles = GetSettings().GetStyleSettings();
+
+    // colors used for item highlighting
+    Color aSelectionBorderCol( rStyles.GetHighlightColor() );
+    Color aSelectionFillCol( aSelectionBorderCol );
+
+    bool bDark = rStyles.GetFaceColor().IsDark();
+    bool bBright = ( rStyles.GetFaceColor() == COL_WHITE );
+
+    int c1 = aSelectionBorderCol.GetLuminance();
+    int c2 = GetBackgroundColor().GetLuminance();
+
+    if( !bDark && !bBright && abs( c2-c1 ) < 75 )
+    {
+        // contrast too low
+        sal_uInt16 h,s,b;
+        aSelectionFillCol.RGBtoHSB( h, s, b );
+        if( b > 50 )    b -= 40;
+        else            b += 40;
+        aSelectionFillCol = Color::HSBtoRGB( h, s, b );
+        aSelectionBorderCol = aSelectionFillCol;
+    }
+
+    tools::Rectangle aRect( rRect );
+    Color oldFillCol = GetOutDev()->GetFillColor();
+    Color oldLineCol = GetOutDev()->GetLineColor();
+
+    if( bDrawBorder )
+        GetOutDev()->SetLineColor( bDark ? COL_WHITE : ( bBright ? COL_BLACK : aSelectionBorderCol ) );
+    else
+        GetOutDev()->SetLineColor();
+
+    sal_uInt16 nPercent = 0;
+    if( !highlight )
+    {
+        if( bDark )
+            aSelectionFillCol = COL_BLACK;
+        else
+            nPercent = 80;  // just checked (light)
+    }
+    else
+    {
+        if( bChecked && highlight == 2 )
+        {
+            if( bDark )
+                aSelectionFillCol = COL_LIGHTGRAY;
+            else if ( bBright )
+            {
+                aSelectionFillCol = COL_BLACK;
+                GetOutDev()->SetLineColor( COL_BLACK );
+                nPercent = 0;
+            }
+            else
+                nPercent = 20;          // selected, pressed or checked ( very dark )
+        }
+        else if( bChecked || highlight == 1 )
+        {
+            if( bDark )
+                aSelectionFillCol = COL_GRAY;
+            else if ( bBright )
+            {
+                aSelectionFillCol = COL_BLACK;
+                GetOutDev()->SetLineColor( COL_BLACK );
+                nPercent = 0;
+            }
+            else
+                nPercent = 35;          // selected, pressed or checked ( very dark )
+        }
+        else
+        {
+            if( bDark )
+                aSelectionFillCol = COL_LIGHTGRAY;
+            else if ( bBright )
+            {
+                aSelectionFillCol = COL_BLACK;
+                GetOutDev()->SetLineColor( COL_BLACK );
+                if( highlight == 3 )
+                    nPercent = 80;
+                else
+                    nPercent = 0;
+            }
+            else
+                nPercent = 70;          // selected ( dark )
+        }
+    }
+
+    GetOutDev()->SetFillColor( aSelectionFillCol );
+
+    if( bDark )
+    {
+        GetOutDev()->DrawRect( aRect );
+    }
+    else
+    {
+        tools::Polygon aPoly( aRect );
+        tools::PolyPolygon aPolyPoly( aPoly );
+        GetOutDev()->DrawTransparent( aPolyPoly, nPercent );
+    }
+
+    GetOutDev()->SetFillColor( oldFillCol );
+    GetOutDev()->SetLineColor( oldLineCol );
+}
+
+bool Window::IsScrollable() const
+{
+    // check for scrollbars
+    VclPtr< vcl::Window > pChild = mpWindowImpl->mpFirstChild;
+    while( pChild )
+    {
+        if( pChild->GetType() == WindowType::SCROLLBAR )
+            return true;
+        else
+            pChild = pChild->mpWindowImpl->mpNext;
+    }
+    return false;
+}
+
+void Window::ImplMirrorFramePos( Point &pt ) const
+{
+    pt.setX( mpWindowImpl->mpFrame->maGeometry.nWidth-1-pt.X() );
+}
+
+// frame based modal counter (dialogs are not modal to the whole application anymore)
+bool Window::IsInModalMode() const
+{
+    return (mpWindowImpl->mpFrameWindow->mpWindowImpl->mpFrameData->mnModalMode != 0);
+}
+
+void Window::IncModalCount()
+{
+    vcl::Window* pFrameWindow = mpWindowImpl->mpFrameWindow;
+    vcl::Window* pParent = pFrameWindow;
+    while( pFrameWindow )
+    {
+        pFrameWindow->mpWindowImpl->mpFrameData->mnModalMode++;
+        while( pParent && pParent->mpWindowImpl->mpFrameWindow == pFrameWindow )
+        {
+            pParent = pParent->GetParent();
+        }
+        pFrameWindow = pParent ? pParent->mpWindowImpl->mpFrameWindow.get() : nullptr;
+    }
+}
+void Window::DecModalCount()
+{
+    vcl::Window* pFrameWindow = mpWindowImpl->mpFrameWindow;
+    vcl::Window* pParent = pFrameWindow;
+    while( pFrameWindow )
+    {
+        pFrameWindow->mpWindowImpl->mpFrameData->mnModalMode--;
+        while( pParent && pParent->mpWindowImpl->mpFrameWindow == pFrameWindow )
+        {
+            pParent = pParent->GetParent();
+        }
+        pFrameWindow = pParent ? pParent->mpWindowImpl->mpFrameWindow.get() : nullptr;
+    }
+}
+
+void Window::ImplIsInTaskPaneList( bool mbIsInTaskList )
+{
+    mpWindowImpl->mbIsInTaskPaneList = mbIsInTaskList;
+}
+
+void Window::ImplNotifyIconifiedState( bool bIconified )
+{
+    mpWindowImpl->mpFrameWindow->CallEventListeners( bIconified ? VclEventId::WindowMinimize : VclEventId::WindowNormalize );
+    // #109206# notify client window as well to have toolkit topwindow listeners notified
+    if( mpWindowImpl->mpFrameWindow->mpWindowImpl->mpClientWindow && mpWindowImpl->mpFrameWindow != mpWindowImpl->mpFrameWindow->mpWindowImpl->mpClientWindow )
+        mpWindowImpl->mpFrameWindow->mpWindowImpl->mpClientWindow->CallEventListeners( bIconified ? VclEventId::WindowMinimize : VclEventId::WindowNormalize );
+}
+
+bool Window::HasActiveChildFrame() const
+{
+    bool bRet = false;
+    vcl::Window *pFrameWin = ImplGetSVData()->maFrameData.mpFirstFrame;
+    while( pFrameWin )
+    {
+        if( pFrameWin != mpWindowImpl->mpFrameWindow )
+        {
+            bool bDecorated = false;
+            VclPtr< vcl::Window > pChildFrame = pFrameWin->ImplGetWindow();
+            // #i15285# unfortunately WB_MOVEABLE is the same as WB_TABSTOP which can
+            // be removed for ToolBoxes to influence the keyboard accessibility
+            // thus WB_MOVEABLE is no indicator for decoration anymore
+            // but FloatingWindows carry this information in their TitleType...
+            // TODO: avoid duplicate WinBits !!!
+            if( pChildFrame && pChildFrame->ImplIsFloatingWindow() )
+                bDecorated = static_cast<FloatingWindow*>(pChildFrame.get())->GetTitleType() != FloatWinTitleType::NONE;
+            if( bDecorated || (pFrameWin->mpWindowImpl->mnStyle & (WB_MOVEABLE | WB_SIZEABLE) ) )
+                if( pChildFrame && pChildFrame->IsVisible() && pChildFrame->IsActive() )
+                {
+                    if( ImplIsChild( pChildFrame, true ) )
+                    {
+                        bRet = true;
+                        break;
+                    }
+                }
+        }
+        pFrameWin = pFrameWin->mpWindowImpl->mpFrameData->mpNextFrame;
+    }
+    return bRet;
+}
+
+LanguageType Window::GetInputLanguage() const
+{
+    return mpWindowImpl->mpFrame->GetInputLanguage();
+}
+
+void Window::EnableNativeWidget( bool bEnable )
+{
+    static const char* pNoNWF = getenv( "SAL_NO_NWF" );
+    if( pNoNWF && *pNoNWF )
+        bEnable = false;
+
+    if( bEnable != ImplGetWinData()->mbEnableNativeWidget )
+    {
+        ImplGetWinData()->mbEnableNativeWidget = bEnable;
+
+        // send datachanged event to allow for internal changes required for NWF
+        // like clipmode, transparency, etc.
+        DataChangedEvent aDCEvt( DataChangedEventType::SETTINGS, GetOutDev()->mxSettings.get(), AllSettingsFlags::STYLE );
+        CompatDataChanged( aDCEvt );
+
+        // sometimes the borderwindow is queried, so keep it in sync
+        if( mpWindowImpl->mpBorderWindow )
+            mpWindowImpl->mpBorderWindow->ImplGetWinData()->mbEnableNativeWidget = bEnable;
+    }
+
+    // push down, useful for compound controls
+    VclPtr< vcl::Window > pChild = mpWindowImpl->mpFirstChild;
+    while( pChild )
+    {
+        pChild->EnableNativeWidget( bEnable );
+        pChild = pChild->mpWindowImpl->mpNext;
+    }
+}
+
+bool Window::IsNativeWidgetEnabled() const
+{
+    return mpWindowImpl && ImplGetWinData()->mbEnableNativeWidget;
+}
+
+Reference< css::rendering::XCanvas > WindowOutputDevice::ImplGetCanvas( bool bSpriteCanvas ) const
+{
+    // Feed any with operating system's window handle
+
+    // common: first any is VCL pointer to window (for VCL canvas)
+    Sequence< Any > aArg{
+        Any(reinterpret_cast<sal_Int64>(this)),
+        Any(css::awt::Rectangle( mnOutOffX, mnOutOffY, mnOutWidth, mnOutHeight )),
+        Any(mxOwnerWindow->mpWindowImpl->mbAlwaysOnTop),
+        Any(Reference< css::awt::XWindow >(
+                             mxOwnerWindow->GetComponentInterface(),
+                             UNO_QUERY )),
+        GetSystemGfxDataAny()
+    };
+
+    Reference< XComponentContext > xContext = comphelper::getProcessComponentContext();
+
+    // Create canvas instance with window handle
+
+    static vcl::DeleteUnoReferenceOnDeinit<XMultiComponentFactory> xStaticCanvasFactory(
+        css::rendering::CanvasFactory::create( xContext ) );
+    Reference<XMultiComponentFactory> xCanvasFactory(xStaticCanvasFactory.get());
+    Reference< css::rendering::XCanvas > xCanvas;
+
+    if(xCanvasFactory.is())
+    {
+#ifdef _WIN32
+        // see #140456# - if we're running on a multiscreen setup,
+        // request special, multi-screen safe sprite canvas
+        // implementation (not DX5 canvas, as it cannot cope with
+        // surfaces spanning multiple displays). Note: canvas
+        // (without sprite) stays the same)
+        const sal_uInt32 nDisplay = static_cast< WinSalFrame* >( mxOwnerWindow->mpWindowImpl->mpFrame )->mnDisplay;
+        if( nDisplay >= Application::GetScreenCount() )
+        {
+            xCanvas.set( xCanvasFactory->createInstanceWithArgumentsAndContext(
+                                 bSpriteCanvas ?
+                                 OUString( "com.sun.star.rendering.SpriteCanvas.MultiScreen" ) :
+                                 OUString( "com.sun.star.rendering.Canvas.MultiScreen" ),
+                                 aArg,
+                                 xContext ),
+                             UNO_QUERY );
+
+        }
+        else
+#endif
+        {
+            xCanvas.set( xCanvasFactory->createInstanceWithArgumentsAndContext(
+                             bSpriteCanvas ?
+                             OUString( "com.sun.star.rendering.SpriteCanvas" ) :
+                             OUString( "com.sun.star.rendering.Canvas" ),
+                             aArg,
+                             xContext ),
+                         UNO_QUERY );
+
+        }
+    }
+
+    // no factory??? Empty reference, then.
+    return xCanvas;
+}
+
+OUString Window::GetSurroundingText() const
+{
+  return OUString();
+}
+
+Selection Window::GetSurroundingTextSelection() const
+{
+  return Selection( 0, 0 );
+}
+
+namespace
+{
+    using namespace com::sun::star;
+
+    uno::Reference<accessibility::XAccessibleEditableText> lcl_GetxText(vcl::Window *pFocusWin)
+    {
+        uno::Reference<accessibility::XAccessibleEditableText> xText;
+        try
+        {
+            uno::Reference< accessibility::XAccessible > xAccessible( pFocusWin->GetAccessible() );
+            if (xAccessible.is())
+                xText = FindFocusedEditableText(xAccessible->getAccessibleContext());
+        }
+        catch(const uno::Exception&)
+        {
+            TOOLS_WARN_EXCEPTION( "vcl.gtk3", "Exception in getting input method surrounding text");
+        }
+        return xText;
+    }
+}
+
+// this is a rubbish implementation using a11y, ideally all subclasses implementing
+// GetSurroundingText/GetSurroundingTextSelection should implement this and then this
+// should be removed in favor of a stub that returns false
+bool Window::DeleteSurroundingText(const Selection& rSelection)
+{
+    uno::Reference<accessibility::XAccessibleEditableText> xText = lcl_GetxText(this);
+    if (xText.is())
+    {
+        sal_Int32 nPosition = xText->getCaretPosition();
+        // #i111768# range checking
+        sal_Int32 nDeletePos = rSelection.Min();
+        sal_Int32 nDeleteEnd = rSelection.Max();
+        if (nDeletePos < 0)
+            nDeletePos = 0;
+        if (nDeleteEnd < 0)
+            nDeleteEnd = 0;
+        if (nDeleteEnd > xText->getCharacterCount())
+            nDeleteEnd = xText->getCharacterCount();
+
+        xText->deleteText(nDeletePos, nDeleteEnd);
+        //tdf91641 adjust cursor if deleted chars shift it forward (normal case)
+        if (nDeletePos < nPosition)
+        {
+            if (nDeleteEnd <= nPosition)
+                nPosition = nPosition - (nDeleteEnd - nDeletePos);
+            else
+                nPosition = nDeletePos;
+
+            if (xText->getCharacterCount() >= nPosition)
+                xText->setCaretPosition( nPosition );
+        }
+        return true;
+    }
+
+    return false;
+}
+
+bool WindowOutputDevice::UsePolyPolygonForComplexGradient()
+{
+    return meRasterOp != RasterOp::OverPaint;
+}
+
+void Window::ApplySettings(vcl::RenderContext& /*rRenderContext*/)
+{
+}
+
+const SystemEnvData* Window::GetSystemData() const
+{
+
+    return mpWindowImpl->mpFrame ? mpWindowImpl->mpFrame->GetSystemData() : nullptr;
+}
+
+bool Window::SupportsDoubleBuffering() const
+{
+    return mpWindowImpl->mpFrameData->mpBuffer;
+}
+
+void Window::RequestDoubleBuffering(bool bRequest)
+{
+    if (bRequest)
+    {
+        mpWindowImpl->mpFrameData->mpBuffer = VclPtrInstance<VirtualDevice>();
+        // Make sure that the buffer size matches the frame size.
+        mpWindowImpl->mpFrameData->mpBuffer->SetOutputSizePixel(mpWindowImpl->mpFrameWindow->GetOutputSizePixel());
+    }
+    else
+        mpWindowImpl->mpFrameData->mpBuffer.reset();
+}
+
+/*
+ * The rationale here is that we moved destructors to
+ * dispose and this altered a lot of code paths, that
+ * are better left unchanged for now.
+ */
+void Window::CompatGetFocus()
+{
+    if (!mpWindowImpl || mpWindowImpl->mbInDispose)
+        Window::GetFocus();
+    else
+        GetFocus();
+}
+
+void Window::CompatLoseFocus()
+{
+    if (!mpWindowImpl || mpWindowImpl->mbInDispose)
+        Window::LoseFocus();
+    else
+        LoseFocus();
+}
+
+void Window::CompatStateChanged( StateChangedType nStateChange )
+{
+    if (!mpWindowImpl || mpWindowImpl->mbInDispose)
+        Window::StateChanged(nStateChange);
+    else
+        StateChanged(nStateChange);
+}
+
+void Window::CompatDataChanged( const DataChangedEvent& rDCEvt )
+{
+    if (!mpWindowImpl || mpWindowImpl->mbInDispose)
+        Window::DataChanged(rDCEvt);
+    else
+        DataChanged(rDCEvt);
+}
+
+bool Window::CompatPreNotify( NotifyEvent& rNEvt )
+{
+    if (!mpWindowImpl || mpWindowImpl->mbInDispose)
+        return Window::PreNotify( rNEvt );
+    else
+        return PreNotify( rNEvt );
+}
+
+bool Window::CompatNotify( NotifyEvent& rNEvt )
+{
+    if (!mpWindowImpl || mpWindowImpl->mbInDispose)
+        return Window::EventNotify( rNEvt );
+    else
+        return EventNotify( rNEvt );
+}
+
+void Window::set_id(const OUString& rID)
+{
+    mpWindowImpl->maID = rID;
+}
+
+const OUString& Window::get_id() const
+{
+    static OUString empty;
+    return mpWindowImpl ? mpWindowImpl->maID : empty;
+}
+
+FactoryFunction Window::GetUITestFactory() const
+{
+    return WindowUIObject::create;
+}
+
+WindowOutputDevice::WindowOutputDevice(vcl::Window& rOwnerWindow) :
+    ::OutputDevice(OUTDEV_WINDOW),
+    mxOwnerWindow(&rOwnerWindow)
+{
+    assert(mxOwnerWindow);
+}
+
+WindowOutputDevice::~WindowOutputDevice()
+{
+    disposeOnce();
+}
+
+void WindowOutputDevice::dispose()
+{
+    assert((!mxOwnerWindow || mxOwnerWindow->isDisposed()) && "This belongs to the associated window and must be disposed after it");
+    ::OutputDevice::dispose();
+    // need to do this after OutputDevice::dispose so that the call to WindowOutputDevice::ReleaseGraphics
+    // can release the graphics properly
+    mxOwnerWindow.clear();
+}
+
+css::awt::DeviceInfo WindowOutputDevice::GetDeviceInfo() const
+{
+    css::awt::DeviceInfo aInfo = GetCommonDeviceInfo(mxOwnerWindow->GetSizePixel());
+    mxOwnerWindow->GetBorder(aInfo.LeftInset, aInfo.TopInset, aInfo.RightInset, aInfo.BottomInset);
+    return aInfo;
+}
+
+
+} /* namespace vcl */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/window2.cxx b/vcl/source/window/window2.cxx
new file mode 100644
index 000000000..ad7677195
--- /dev/null
+++ b/vcl/source/window/window2.cxx
@@ -0,0 +1,2043 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <limits.h>
+
+#include <o3tl/float_int_conversion.hxx>
+#include <sal/log.hxx>
+
+#include <tools/helpers.hxx>
+
+#include <vcl/toolkit/dialog.hxx>
+#include <vcl/event.hxx>
+#include <vcl/toolkit/fixed.hxx>
+#include <vcl/layout.hxx>
+#include <vcl/timer.hxx>
+#include <vcl/window.hxx>
+#include <vcl/scrbar.hxx>
+#include <vcl/dockwin.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/builder.hxx>
+#include <o3tl/string_view.hxx>
+
+#include <window.h>
+#include <svdata.hxx>
+#include <salgdi.hxx>
+#include <salframe.hxx>
+#include <scrwnd.hxx>
+
+#include <com/sun/star/accessibility/AccessibleRelation.hpp>
+#include <com/sun/star/accessibility/AccessibleRole.hpp>
+
+using namespace com::sun::star;
+
+namespace vcl {
+
+void Window::ShowFocus( const tools::Rectangle& rRect )
+{
+    if( mpWindowImpl->mbInShowFocus )
+        return;
+    mpWindowImpl->mbInShowFocus = true;
+
+    ImplWinData* pWinData = ImplGetWinData();
+
+    // native themeing suggest not to use focus rects
+    if( ! ( mpWindowImpl->mbUseNativeFocus &&
+            IsNativeWidgetEnabled() ) )
+    {
+        if ( !mpWindowImpl->mbInPaint )
+        {
+            if ( mpWindowImpl->mbFocusVisible )
+            {
+                if ( *pWinData->mpFocusRect == rRect )
+                {
+                    mpWindowImpl->mbInShowFocus = false;
+                    return;
+                }
+
+                ImplInvertFocus( *pWinData->mpFocusRect );
+            }
+
+            ImplInvertFocus( rRect );
+        }
+        pWinData->mpFocusRect = rRect;
+        mpWindowImpl->mbFocusVisible = true;
+    }
+    else
+    {
+        if( ! mpWindowImpl->mbNativeFocusVisible )
+        {
+            mpWindowImpl->mbNativeFocusVisible = true;
+            if ( !mpWindowImpl->mbInPaint )
+                Invalidate();
+        }
+    }
+    mpWindowImpl->mbInShowFocus = false;
+}
+
+void Window::HideFocus()
+{
+
+    if( mpWindowImpl->mbInHideFocus )
+        return;
+    mpWindowImpl->mbInHideFocus = true;
+
+    // native themeing can suggest not to use focus rects
+    if( ! ( mpWindowImpl->mbUseNativeFocus &&
+            IsNativeWidgetEnabled() ) )
+    {
+        if ( !mpWindowImpl->mbFocusVisible )
+        {
+            mpWindowImpl->mbInHideFocus = false;
+            return;
+        }
+
+        if ( !mpWindowImpl->mbInPaint )
+            ImplInvertFocus( *ImplGetWinData()->mpFocusRect );
+        mpWindowImpl->mbFocusVisible = false;
+    }
+    else
+    {
+        if( mpWindowImpl->mbNativeFocusVisible )
+        {
+            mpWindowImpl->mbNativeFocusVisible = false;
+            if ( !mpWindowImpl->mbInPaint )
+                Invalidate();
+        }
+    }
+    mpWindowImpl->mbInHideFocus = false;
+}
+
+void Window::ShowTracking( const tools::Rectangle& rRect, ShowTrackFlags nFlags )
+{
+    ImplWinData* pWinData = ImplGetWinData();
+
+    if ( !mpWindowImpl->mbInPaint || !(nFlags & ShowTrackFlags::TrackWindow) )
+    {
+        if ( mpWindowImpl->mbTrackVisible )
+        {
+            if ( (*pWinData->mpTrackRect  == rRect) &&
+                 (pWinData->mnTrackFlags    == nFlags) )
+                return;
+
+            InvertTracking( *pWinData->mpTrackRect, pWinData->mnTrackFlags );
+        }
+
+        InvertTracking( rRect, nFlags );
+    }
+
+    pWinData->mpTrackRect = rRect;
+    pWinData->mnTrackFlags      = nFlags;
+    mpWindowImpl->mbTrackVisible              = true;
+}
+
+void Window::HideTracking()
+{
+    if ( mpWindowImpl->mbTrackVisible )
+    {
+        ImplWinData* pWinData = ImplGetWinData();
+        if ( !mpWindowImpl->mbInPaint || !(pWinData->mnTrackFlags & ShowTrackFlags::TrackWindow) )
+            InvertTracking( *pWinData->mpTrackRect, pWinData->mnTrackFlags );
+        mpWindowImpl->mbTrackVisible = false;
+    }
+}
+
+void Window::InvertTracking( const tools::Rectangle& rRect, ShowTrackFlags nFlags )
+{
+    OutputDevice *pOutDev = GetOutDev();
+    tools::Rectangle aRect( pOutDev->ImplLogicToDevicePixel( rRect ) );
+
+    if ( aRect.IsEmpty() )
+        return;
+    aRect.Justify();
+
+    SalGraphics* pGraphics;
+
+    if ( nFlags & ShowTrackFlags::TrackWindow )
+    {
+        if ( !GetOutDev()->IsDeviceOutputNecessary() )
+            return;
+
+        // we need a graphics
+        if ( !GetOutDev()->mpGraphics )
+        {
+            if ( !pOutDev->AcquireGraphics() )
+                return;
+        }
+
+        if ( GetOutDev()->mbInitClipRegion )
+            GetOutDev()->InitClipRegion();
+
+        if ( GetOutDev()->mbOutputClipped )
+            return;
+
+        pGraphics = GetOutDev()->mpGraphics;
+    }
+    else
+    {
+        pGraphics = ImplGetFrameGraphics();
+
+        if ( nFlags & ShowTrackFlags::Clip )
+        {
+            vcl::Region aRegion( GetOutputRectPixel() );
+            ImplClipBoundaries( aRegion, false, false );
+            pOutDev->SelectClipRegion( aRegion, pGraphics );
+        }
+    }
+
+    ShowTrackFlags nStyle = nFlags & ShowTrackFlags::StyleMask;
+    if ( nStyle == ShowTrackFlags::Object )
+        pGraphics->Invert( aRect.Left(), aRect.Top(), aRect.GetWidth(), aRect.GetHeight(), SalInvert::TrackFrame, *GetOutDev() );
+    else if ( nStyle == ShowTrackFlags::Split )
+        pGraphics->Invert( aRect.Left(), aRect.Top(), aRect.GetWidth(), aRect.GetHeight(), SalInvert::N50, *GetOutDev() );
+    else
+    {
+        tools::Long nBorder = 1;
+        if ( nStyle == ShowTrackFlags::Big )
+            nBorder = 5;
+        pGraphics->Invert( aRect.Left(), aRect.Top(), aRect.GetWidth(), nBorder, SalInvert::N50, *GetOutDev() );
+        pGraphics->Invert( aRect.Left(), aRect.Bottom()-nBorder+1, aRect.GetWidth(), nBorder, SalInvert::N50, *GetOutDev() );
+        pGraphics->Invert( aRect.Left(), aRect.Top()+nBorder, nBorder, aRect.GetHeight()-(nBorder*2), SalInvert::N50, *GetOutDev() );
+        pGraphics->Invert( aRect.Right()-nBorder+1, aRect.Top()+nBorder, nBorder, aRect.GetHeight()-(nBorder*2), SalInvert::N50, *GetOutDev() );
+    }
+}
+
+IMPL_LINK( Window, ImplTrackTimerHdl, Timer*, pTimer, void )
+{
+    ImplSVData* pSVData = ImplGetSVData();
+
+    // if Button-Repeat we have to change the timeout
+    if ( pSVData->mpWinData->mnTrackFlags & StartTrackingFlags::ButtonRepeat )
+        pTimer->SetTimeout( GetSettings().GetMouseSettings().GetButtonRepeat() );
+
+    // create Tracking-Event
+    Point           aMousePos( mpWindowImpl->mpFrameData->mnLastMouseX, mpWindowImpl->mpFrameData->mnLastMouseY );
+    if( GetOutDev()->ImplIsAntiparallel() )
+    {
+        // re-mirror frame pos at pChild
+        const OutputDevice *pOutDev = GetOutDev();
+        pOutDev->ReMirror( aMousePos );
+    }
+    MouseEvent      aMEvt( ImplFrameToOutput( aMousePos ),
+                           mpWindowImpl->mpFrameData->mnClickCount, MouseEventModifiers::NONE,
+                           mpWindowImpl->mpFrameData->mnMouseCode,
+                           mpWindowImpl->mpFrameData->mnMouseCode );
+    TrackingEvent   aTEvt( aMEvt, TrackingEventFlags::Repeat );
+    Tracking( aTEvt );
+}
+
+void Window::SetUseFrameData(bool bUseFrameData)
+{
+    if (mpWindowImpl)
+        mpWindowImpl->mbUseFrameData = bUseFrameData;
+}
+
+void Window::StartTracking( StartTrackingFlags nFlags )
+{
+    if (!mpWindowImpl)
+        return;
+
+    ImplSVData* pSVData = ImplGetSVData();
+    VclPtr<vcl::Window> pTrackWin = mpWindowImpl->mbUseFrameData ?
+        mpWindowImpl->mpFrameData->mpTrackWin :
+        pSVData->mpWinData->mpTrackWin;
+
+    if ( pTrackWin.get() != this )
+    {
+        if ( pTrackWin )
+            pTrackWin->EndTracking( TrackingEventFlags::Cancel );
+    }
+
+    if ( !mpWindowImpl->mbUseFrameData &&
+         (nFlags & (StartTrackingFlags::ScrollRepeat | StartTrackingFlags::ButtonRepeat)) )
+    {
+        pSVData->mpWinData->mpTrackTimer = new AutoTimer("vcl::Window pSVData->mpWinData->mpTrackTimer");
+
+        if ( nFlags & StartTrackingFlags::ScrollRepeat )
+            pSVData->mpWinData->mpTrackTimer->SetTimeout( MouseSettings::GetScrollRepeat() );
+        else
+            pSVData->mpWinData->mpTrackTimer->SetTimeout( MouseSettings::GetButtonStartRepeat() );
+        pSVData->mpWinData->mpTrackTimer->SetInvokeHandler( LINK( this, Window, ImplTrackTimerHdl ) );
+        pSVData->mpWinData->mpTrackTimer->Start();
+    }
+
+    if (mpWindowImpl->mbUseFrameData)
+    {
+        mpWindowImpl->mpFrameData->mpTrackWin = this;
+    }
+    else
+    {
+        pSVData->mpWinData->mpTrackWin   = this;
+        pSVData->mpWinData->mnTrackFlags = nFlags;
+        CaptureMouse();
+    }
+}
+
+void Window::EndTracking( TrackingEventFlags nFlags )
+{
+    if (!mpWindowImpl)
+        return;
+
+    ImplSVData* pSVData = ImplGetSVData();
+    VclPtr<vcl::Window> pTrackWin = mpWindowImpl->mbUseFrameData ?
+        mpWindowImpl->mpFrameData->mpTrackWin :
+        pSVData->mpWinData->mpTrackWin;
+
+    if ( pTrackWin.get() != this )
+        return;
+
+    if ( !mpWindowImpl->mbUseFrameData && pSVData->mpWinData->mpTrackTimer )
+    {
+        delete pSVData->mpWinData->mpTrackTimer;
+        pSVData->mpWinData->mpTrackTimer = nullptr;
+    }
+
+    mpWindowImpl->mpFrameData->mpTrackWin = pSVData->mpWinData->mpTrackWin = nullptr;
+    pSVData->mpWinData->mnTrackFlags  = StartTrackingFlags::NONE;
+    ReleaseMouse();
+
+    // call EndTracking if required
+    if (mpWindowImpl->mpFrameData)
+    {
+        Point           aMousePos( mpWindowImpl->mpFrameData->mnLastMouseX, mpWindowImpl->mpFrameData->mnLastMouseY );
+        if( GetOutDev()->ImplIsAntiparallel() )
+        {
+            // re-mirror frame pos at pChild
+            const OutputDevice *pOutDev = GetOutDev();
+            pOutDev->ReMirror( aMousePos );
+        }
+
+        MouseEvent      aMEvt( ImplFrameToOutput( aMousePos ),
+                               mpWindowImpl->mpFrameData->mnClickCount, MouseEventModifiers::NONE,
+                               mpWindowImpl->mpFrameData->mnMouseCode,
+                               mpWindowImpl->mpFrameData->mnMouseCode );
+        TrackingEvent   aTEvt( aMEvt, nFlags | TrackingEventFlags::End );
+        // CompatTracking effectively
+        if (!mpWindowImpl || mpWindowImpl->mbInDispose)
+            return Window::Tracking( aTEvt );
+        else
+            return Tracking( aTEvt );
+    }
+}
+
+bool Window::IsTracking() const
+{
+    return (mpWindowImpl->mbUseFrameData ?
+            mpWindowImpl->mpFrameData->mpTrackWin == this :
+            ImplGetSVData()->mpWinData->mpTrackWin == this);
+}
+
+void Window::StartAutoScroll( StartAutoScrollFlags nFlags )
+{
+    ImplSVData* pSVData = ImplGetSVData();
+
+    if ( pSVData->mpWinData->mpAutoScrollWin.get() != this )
+    {
+        if ( pSVData->mpWinData->mpAutoScrollWin )
+            pSVData->mpWinData->mpAutoScrollWin->EndAutoScroll();
+    }
+
+    pSVData->mpWinData->mpAutoScrollWin = this;
+    pSVData->mpWinData->mnAutoScrollFlags = nFlags;
+    pSVData->maAppData.mpWheelWindow = VclPtr<ImplWheelWindow>::Create( this );
+}
+
+void Window::EndAutoScroll()
+{
+    ImplSVData* pSVData = ImplGetSVData();
+
+    if ( pSVData->mpWinData->mpAutoScrollWin.get() == this )
+    {
+        pSVData->mpWinData->mpAutoScrollWin = nullptr;
+        pSVData->mpWinData->mnAutoScrollFlags = StartAutoScrollFlags::NONE;
+        pSVData->maAppData.mpWheelWindow->ImplStop();
+        pSVData->maAppData.mpWheelWindow.disposeAndClear();
+    }
+}
+
+VclPtr<vcl::Window> Window::SaveFocus()
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    if ( pSVData->mpWinData->mpFocusWin )
+    {
+        return pSVData->mpWinData->mpFocusWin;
+    }
+    else
+        return nullptr;
+}
+
+void Window::EndSaveFocus(const VclPtr<vcl::Window>& xFocusWin)
+{
+    if (xFocusWin && !xFocusWin->isDisposed())
+    {
+        xFocusWin->GrabFocus();
+    }
+}
+
+void Window::SetZoom( const Fraction& rZoom )
+{
+    if ( mpWindowImpl && mpWindowImpl->maZoom != rZoom )
+    {
+        mpWindowImpl->maZoom = rZoom;
+        CompatStateChanged( StateChangedType::Zoom );
+    }
+}
+
+void Window::SetZoomedPointFont(vcl::RenderContext& rRenderContext, const vcl::Font& rFont)
+{
+    const Fraction& rZoom = GetZoom();
+    if (rZoom.GetNumerator() != rZoom.GetDenominator())
+    {
+        vcl::Font aFont(rFont);
+        Size aSize = aFont.GetFontSize();
+        aSize.setWidth( FRound(double(aSize.Width() * rZoom)) );
+        aSize.setHeight( FRound(double(aSize.Height() * rZoom)) );
+        aFont.SetFontSize(aSize);
+        SetPointFont(rRenderContext, aFont);
+    }
+    else
+    {
+        SetPointFont(rRenderContext, rFont);
+    }
+}
+
+tools::Long Window::CalcZoom( tools::Long nCalc ) const
+{
+
+    const Fraction& rZoom = GetZoom();
+    if ( rZoom.GetNumerator() != rZoom.GetDenominator() )
+    {
+        double n = double(nCalc * rZoom);
+        nCalc = FRound( n );
+    }
+    return nCalc;
+}
+
+void Window::SetControlFont()
+{
+    if (mpWindowImpl && mpWindowImpl->mpControlFont)
+    {
+        mpWindowImpl->mpControlFont.reset();
+        CompatStateChanged(StateChangedType::ControlFont);
+    }
+}
+
+void Window::SetControlFont(const vcl::Font& rFont)
+{
+    if (rFont == vcl::Font())
+    {
+        SetControlFont();
+        return;
+    }
+
+    if (mpWindowImpl->mpControlFont)
+    {
+        if (*mpWindowImpl->mpControlFont == rFont)
+            return;
+        *mpWindowImpl->mpControlFont = rFont;
+    }
+    else
+        mpWindowImpl->mpControlFont = rFont;
+
+    CompatStateChanged(StateChangedType::ControlFont);
+}
+
+vcl::Font Window::GetControlFont() const
+{
+    if (mpWindowImpl->mpControlFont)
+        return *mpWindowImpl->mpControlFont;
+    else
+    {
+        vcl::Font aFont;
+        return aFont;
+    }
+}
+
+void Window::ApplyControlFont(vcl::RenderContext& rRenderContext, const vcl::Font& rFont)
+{
+    vcl::Font aFont(rFont);
+    if (IsControlFont())
+        aFont.Merge(GetControlFont());
+    SetZoomedPointFont(rRenderContext, aFont);
+}
+
+void Window::SetControlForeground()
+{
+    if (mpWindowImpl->mbControlForeground)
+    {
+        mpWindowImpl->maControlForeground = COL_TRANSPARENT;
+        mpWindowImpl->mbControlForeground = false;
+        CompatStateChanged(StateChangedType::ControlForeground);
+    }
+}
+
+void Window::SetControlForeground(const Color& rColor)
+{
+    if (rColor.IsTransparent())
+    {
+        if (mpWindowImpl->mbControlForeground)
+        {
+            mpWindowImpl->maControlForeground = COL_TRANSPARENT;
+            mpWindowImpl->mbControlForeground = false;
+            CompatStateChanged(StateChangedType::ControlForeground);
+        }
+    }
+    else
+    {
+        if (mpWindowImpl->maControlForeground != rColor)
+        {
+            mpWindowImpl->maControlForeground = rColor;
+            mpWindowImpl->mbControlForeground = true;
+            CompatStateChanged(StateChangedType::ControlForeground);
+        }
+    }
+}
+
+void Window::ApplyControlForeground(vcl::RenderContext& rRenderContext, const Color& rDefaultColor)
+{
+    Color aTextColor(rDefaultColor);
+    if (IsControlForeground())
+        aTextColor = GetControlForeground();
+    rRenderContext.SetTextColor(aTextColor);
+}
+
+void Window::SetControlBackground()
+{
+    if (mpWindowImpl->mbControlBackground)
+    {
+        mpWindowImpl->maControlBackground = COL_TRANSPARENT;
+        mpWindowImpl->mbControlBackground = false;
+        CompatStateChanged(StateChangedType::ControlBackground);
+    }
+}
+
+void Window::SetControlBackground(const Color& rColor)
+{
+    if (rColor.IsTransparent())
+    {
+        if (mpWindowImpl->mbControlBackground)
+        {
+            mpWindowImpl->maControlBackground = COL_TRANSPARENT;
+            mpWindowImpl->mbControlBackground = false;
+            CompatStateChanged(StateChangedType::ControlBackground);
+        }
+    }
+    else
+    {
+        if (mpWindowImpl->maControlBackground != rColor)
+        {
+            mpWindowImpl->maControlBackground = rColor;
+            mpWindowImpl->mbControlBackground = true;
+            CompatStateChanged(StateChangedType::ControlBackground);
+        }
+    }
+}
+
+void Window::ApplyControlBackground(vcl::RenderContext& rRenderContext, const Color& rDefaultColor)
+{
+    Color aColor(rDefaultColor);
+    if (IsControlBackground())
+        aColor = GetControlBackground();
+    rRenderContext.SetBackground(aColor);
+}
+
+Size Window::CalcWindowSize( const Size& rOutSz ) const
+{
+    Size aSz = rOutSz;
+    aSz.AdjustWidth(mpWindowImpl->mnLeftBorder+mpWindowImpl->mnRightBorder );
+    aSz.AdjustHeight(mpWindowImpl->mnTopBorder+mpWindowImpl->mnBottomBorder );
+    return aSz;
+}
+
+Size Window::CalcOutputSize( const Size& rWinSz ) const
+{
+    Size aSz = rWinSz;
+    aSz.AdjustWidth( -(mpWindowImpl->mnLeftBorder+mpWindowImpl->mnRightBorder) );
+    aSz.AdjustHeight( -(mpWindowImpl->mnTopBorder+mpWindowImpl->mnBottomBorder) );
+    return aSz;
+}
+
+vcl::Font Window::GetDrawPixelFont(OutputDevice const * pDev) const
+{
+    vcl::Font aFont = GetPointFont(*GetOutDev());
+    Size aFontSize = aFont.GetFontSize();
+    MapMode aPtMapMode(MapUnit::MapPoint);
+    aFontSize = pDev->LogicToPixel( aFontSize, aPtMapMode );
+    aFont.SetFontSize( aFontSize );
+    return aFont;
+}
+
+tools::Long Window::GetDrawPixel( OutputDevice const * pDev, tools::Long nPixels ) const
+{
+    tools::Long nP = nPixels;
+    if ( pDev->GetOutDevType() != OUTDEV_WINDOW )
+    {
+        MapMode aMap( MapUnit::Map100thMM );
+        Size aSz( nP, 0 );
+        aSz = PixelToLogic( aSz, aMap );
+        aSz = pDev->LogicToPixel( aSz, aMap );
+        nP = aSz.Width();
+    }
+    return nP;
+}
+
+// returns how much was actually scrolled (so that abs(retval) <= abs(nN))
+static double lcl_HandleScrollHelper( ScrollBar* pScrl, double nN, bool isMultiplyByLineSize )
+{
+    if ( !pScrl || !nN || !pScrl->IsEnabled() || !pScrl->IsInputEnabled() || pScrl->IsInModalMode() )
+        return 0.0;
+
+    tools::Long nNewPos = pScrl->GetThumbPos();
+    double scrolled = nN;
+
+    if ( nN == double(-LONG_MAX) )
+        nNewPos += pScrl->GetPageSize();
+    else if ( nN == double(LONG_MAX) )
+        nNewPos -= pScrl->GetPageSize();
+    else
+    {
+        // allowing both chunked and continuous scrolling
+        if(isMultiplyByLineSize){
+            nN*=pScrl->GetLineSize();
+        }
+
+        // compute how many quantized units to scroll
+        tools::Long magnitude = o3tl::saturating_cast<tools::Long>(abs(nN));
+        tools::Long change = copysign(magnitude, nN);
+
+        nNewPos = nNewPos - change;
+
+        scrolled = double(change);
+        // convert back to chunked/continuous
+        if(isMultiplyByLineSize){
+            scrolled /= pScrl->GetLineSize();
+        }
+    }
+
+    pScrl->DoScroll( nNewPos );
+
+    return scrolled;
+}
+
+bool Window::HandleScrollCommand( const CommandEvent& rCmd,
+                                  ScrollBar* pHScrl, ScrollBar* pVScrl )
+{
+    bool bRet = false;
+
+    if ( pHScrl || pVScrl )
+    {
+        switch( rCmd.GetCommand() )
+        {
+            case CommandEventId::StartAutoScroll:
+            {
+                StartAutoScrollFlags nFlags = StartAutoScrollFlags::NONE;
+                if ( pHScrl )
+                {
+                    if ( (pHScrl->GetVisibleSize() < pHScrl->GetRangeMax()) &&
+                         pHScrl->IsEnabled() && pHScrl->IsInputEnabled() && ! pHScrl->IsInModalMode() )
+                        nFlags |= StartAutoScrollFlags::Horz;
+                }
+                if ( pVScrl )
+                {
+                    if ( (pVScrl->GetVisibleSize() < pVScrl->GetRangeMax()) &&
+                         pVScrl->IsEnabled() && pVScrl->IsInputEnabled() && ! pVScrl->IsInModalMode() )
+                        nFlags |= StartAutoScrollFlags::Vert;
+                }
+
+                if ( nFlags != StartAutoScrollFlags::NONE )
+                {
+                    StartAutoScroll( nFlags );
+                    bRet = true;
+                }
+            }
+            break;
+
+            case CommandEventId::Wheel:
+            {
+                const CommandWheelData* pData = rCmd.GetWheelData();
+
+                if ( pData && (CommandWheelMode::SCROLL == pData->GetMode()) )
+                {
+                    if (!pData->IsDeltaPixel())
+                    {
+                        double nScrollLines = pData->GetScrollLines();
+                        double nLines;
+                        double* partialScroll = pData->IsHorz()
+                            ? &mpWindowImpl->mfPartialScrollX
+                            : &mpWindowImpl->mfPartialScrollY;
+                        if ( nScrollLines == COMMAND_WHEEL_PAGESCROLL )
+                        {
+                            if ( pData->GetDelta() < 0 )
+                                nLines = double(-LONG_MAX);
+                            else
+                                nLines = double(LONG_MAX);
+                        }
+                        else
+                            nLines = *partialScroll + pData->GetNotchDelta() * nScrollLines;
+                        if ( nLines )
+                        {
+                            ScrollBar* pScrl = pData->IsHorz() ? pHScrl : pVScrl;
+                            double scrolled = lcl_HandleScrollHelper( pScrl, nLines, true );
+                            *partialScroll = nLines - scrolled;
+                            bRet = true;
+                        }
+                    }
+                    else
+                    {
+                        // Mobile / touch scrolling section
+                        const Point & deltaPoint = rCmd.GetMousePosPixel();
+
+                        double deltaXInPixels = double(deltaPoint.X());
+                        double deltaYInPixels = double(deltaPoint.Y());
+                        Size winSize = GetOutputSizePixel();
+
+                        if(pHScrl)
+                        {
+                            double visSizeX = double(pHScrl->GetVisibleSize());
+                            double ratioX = deltaXInPixels / double(winSize.getWidth());
+                            tools::Long deltaXInLogic = tools::Long(visSizeX * ratioX);
+                            // Touch need to work by pixels. Did not apply this to
+                            // Android, as android code may require adaptations
+                            // to work with this scrolling code
+#ifndef IOS
+                            tools::Long lineSizeX = pHScrl->GetLineSize();
+
+                            if(lineSizeX)
+                            {
+                                deltaXInLogic /= lineSizeX;
+                            }
+                            else
+                            {
+                                deltaXInLogic = 0;
+                            }
+#endif
+                            if ( deltaXInLogic)
+                            {
+#ifndef IOS
+                                bool const isMultiplyByLineSize = true;
+#else
+                                bool const isMultiplyByLineSize = false;
+#endif
+                                lcl_HandleScrollHelper( pHScrl, deltaXInLogic, isMultiplyByLineSize );
+                                bRet = true;
+                            }
+                        }
+                        if(pVScrl)
+                        {
+                            double visSizeY = double(pVScrl->GetVisibleSize());
+                            double ratioY = deltaYInPixels / double(winSize.getHeight());
+                            tools::Long deltaYInLogic = tools::Long(visSizeY * ratioY);
+
+                            // Touch need to work by pixels. Did not apply this to
+                            // Android, as android code may require adaptations
+                            // to work with this scrolling code
+#ifndef IOS
+                            tools::Long lineSizeY = pVScrl->GetLineSize();
+                            if(lineSizeY)
+                            {
+                                deltaYInLogic /= lineSizeY;
+                            }
+                            else
+                            {
+                                deltaYInLogic = 0;
+                            }
+#endif
+                            if ( deltaYInLogic )
+                            {
+#ifndef IOS
+                                bool const isMultiplyByLineSize = true;
+#else
+                                bool const isMultiplyByLineSize = false;
+#endif
+                                lcl_HandleScrollHelper( pVScrl, deltaYInLogic, isMultiplyByLineSize );
+
+                                bRet = true;
+                            }
+                        }
+                    }
+                }
+            }
+            break;
+
+            case CommandEventId::Gesture:
+            {
+                if (pVScrl)
+                {
+                    const CommandGestureData* pData = rCmd.GetGestureData();
+                    if (pData->meEventType == GestureEventType::PanningBegin)
+                    {
+                        mpWindowImpl->mpFrameData->mnTouchPanPosition = pVScrl->GetThumbPos();
+                    }
+                    else if(pData->meEventType == GestureEventType::PanningUpdate)
+                    {
+                        tools::Long nOriginalPosition = mpWindowImpl->mpFrameData->mnTouchPanPosition;
+                        pVScrl->DoScroll(nOriginalPosition + (pData->mfOffset / pVScrl->GetVisibleSize()));
+                    }
+                    if (pData->meEventType == GestureEventType::PanningEnd)
+                    {
+                        mpWindowImpl->mpFrameData->mnTouchPanPosition = -1;
+                    }
+                    bRet = true;
+                }
+                break;
+            }
+
+            case CommandEventId::AutoScroll:
+            {
+                const CommandScrollData* pData = rCmd.GetAutoScrollData();
+                if ( pData && (pData->GetDeltaX() || pData->GetDeltaY()) )
+                {
+                    ImplHandleScroll( pHScrl, pData->GetDeltaX(),
+                                      pVScrl, pData->GetDeltaY() );
+                    bRet = true;
+                }
+            }
+            break;
+
+            default:
+            break;
+        }
+    }
+
+    return bRet;
+}
+
+void Window::ImplHandleScroll( ScrollBar* pHScrl, double nX,
+                               ScrollBar* pVScrl, double nY )
+{
+    lcl_HandleScrollHelper( pHScrl, nX, true );
+    lcl_HandleScrollHelper( pVScrl, nY, true );
+}
+
+DockingManager* Window::GetDockingManager()
+{
+    return ImplGetDockingManager();
+}
+
+void Window::EnableDocking( bool bEnable )
+{
+    // update list of dockable windows
+    if( bEnable )
+        ImplGetDockingManager()->AddWindow( this );
+    else
+        ImplGetDockingManager()->RemoveWindow( this );
+}
+
+// retrieves the list of owner draw decorated windows for this window hierarchy
+::std::vector<VclPtr<vcl::Window> >& Window::ImplGetOwnerDrawList()
+{
+    return ImplGetTopmostFrameWindow()->mpWindowImpl->mpFrameData->maOwnerDrawList;
+}
+
+void Window::SetHelpId( const OString& rHelpId )
+{
+    mpWindowImpl->maHelpId = rHelpId;
+}
+
+const OString& Window::GetHelpId() const
+{
+    return mpWindowImpl->maHelpId;
+}
+
+// --------- old inline methods ---------------
+
+vcl::Window* Window::ImplGetWindow() const
+{
+    if ( mpWindowImpl->mpClientWindow )
+        return mpWindowImpl->mpClientWindow;
+    else
+        return const_cast<vcl::Window*>(this);
+}
+
+ImplFrameData* Window::ImplGetFrameData()
+{
+    return mpWindowImpl ? mpWindowImpl->mpFrameData : nullptr;
+}
+
+SalFrame* Window::ImplGetFrame() const
+{
+    return mpWindowImpl ? mpWindowImpl->mpFrame : nullptr;
+}
+
+weld::Window* Window::GetFrameWeld() const
+{
+    SalFrame* pFrame = ImplGetFrame();
+    return pFrame ? pFrame->GetFrameWeld() : nullptr;
+}
+
+vcl::Window* Window::GetFrameWindow() const
+{
+    SalFrame* pFrame = ImplGetFrame();
+    return pFrame ? pFrame->GetWindow() : nullptr;
+}
+
+vcl::Window* Window::ImplGetParent() const
+{
+    return mpWindowImpl ? mpWindowImpl->mpParent.get() : nullptr;
+}
+
+vcl::Window* Window::ImplGetClientWindow() const
+{
+    return mpWindowImpl ? mpWindowImpl->mpClientWindow.get() : nullptr;
+}
+
+vcl::Window* Window::ImplGetBorderWindow() const
+{
+    return mpWindowImpl ? mpWindowImpl->mpBorderWindow.get() : nullptr;
+}
+
+vcl::Window* Window::ImplGetFirstOverlapWindow()
+{
+    if (!mpWindowImpl)
+    {
+        return nullptr;
+    }
+
+    if ( mpWindowImpl->mbOverlapWin )
+        return this;
+    else
+        return mpWindowImpl->mpOverlapWindow;
+}
+
+const vcl::Window* Window::ImplGetFirstOverlapWindow() const
+{
+    if (!mpWindowImpl)
+    {
+        return nullptr;
+    }
+
+    if ( mpWindowImpl->mbOverlapWin )
+        return this;
+    else
+        return mpWindowImpl->mpOverlapWindow;
+}
+
+vcl::Window* Window::ImplGetFrameWindow() const
+{
+    return mpWindowImpl ? mpWindowImpl->mpFrameWindow.get() : nullptr;
+}
+
+bool Window::IsDockingWindow() const
+{
+    return mpWindowImpl && mpWindowImpl->mbDockWin;
+}
+
+bool Window::ImplIsFloatingWindow() const
+{
+    return mpWindowImpl && mpWindowImpl->mbFloatWin;
+}
+
+bool Window::ImplIsSplitter() const
+{
+    return mpWindowImpl && mpWindowImpl->mbSplitter;
+}
+
+bool Window::ImplIsPushButton() const
+{
+    return mpWindowImpl && mpWindowImpl->mbPushButton;
+}
+
+bool Window::ImplIsOverlapWindow() const
+{
+    return mpWindowImpl && mpWindowImpl->mbOverlapWin;
+}
+
+void Window::ImplSetMouseTransparent( bool bTransparent )
+{
+    if (mpWindowImpl)
+        mpWindowImpl->mbMouseTransparent = bTransparent;
+}
+
+Point Window::ImplOutputToFrame( const Point& rPos )
+{
+    return Point( rPos.X()+GetOutDev()->mnOutOffX, rPos.Y()+GetOutDev()->mnOutOffY );
+}
+
+Point Window::ImplFrameToOutput( const Point& rPos )
+{
+    return Point( rPos.X()-GetOutDev()->mnOutOffX, rPos.Y()-GetOutDev()->mnOutOffY );
+}
+
+void Window::SetCompoundControl( bool bCompound )
+{
+    if (mpWindowImpl)
+        mpWindowImpl->mbCompoundControl = bCompound;
+}
+
+WinBits Window::GetStyle() const
+{
+    return mpWindowImpl ? mpWindowImpl->mnStyle : 0;
+}
+
+WinBits Window::GetPrevStyle() const
+{
+    return mpWindowImpl ? mpWindowImpl->mnPrevStyle : 0;
+}
+
+WindowExtendedStyle Window::GetExtendedStyle() const
+{
+    return mpWindowImpl ? mpWindowImpl->mnExtendedStyle : WindowExtendedStyle::NONE;
+}
+
+void Window::SetType( WindowType nType )
+{
+    if (mpWindowImpl)
+        mpWindowImpl->mnType = nType;
+}
+
+WindowType Window::GetType() const
+{
+    if (mpWindowImpl)
+        return mpWindowImpl->mnType;
+    else
+        return WindowType::NONE;
+}
+
+Dialog* Window::GetParentDialog() const
+{
+    const vcl::Window *pWindow = this;
+
+    while( pWindow )
+    {
+        if( pWindow->IsDialog() )
+            break;
+
+        pWindow = pWindow->GetParent();
+    }
+
+    return const_cast<Dialog *>(dynamic_cast<const Dialog*>(pWindow));
+}
+
+bool Window::IsSystemWindow() const
+{
+    return mpWindowImpl && mpWindowImpl->mbSysWin;
+}
+
+bool Window::IsDialog() const
+{
+    return mpWindowImpl && mpWindowImpl->mbDialog;
+}
+
+bool Window::IsMenuFloatingWindow() const
+{
+    return mpWindowImpl && mpWindowImpl->mbMenuFloatingWindow;
+}
+
+bool Window::IsToolbarFloatingWindow() const
+{
+    return mpWindowImpl && mpWindowImpl->mbToolbarFloatingWindow;
+}
+
+void Window::EnableAllResize()
+{
+    mpWindowImpl->mbAllResize = true;
+}
+
+void Window::EnableChildTransparentMode( bool bEnable )
+{
+    mpWindowImpl->mbChildTransparent = bEnable;
+}
+
+bool Window::IsChildTransparentModeEnabled() const
+{
+    return mpWindowImpl && mpWindowImpl->mbChildTransparent;
+}
+
+bool Window::IsMouseTransparent() const
+{
+    return mpWindowImpl && mpWindowImpl->mbMouseTransparent;
+}
+
+bool Window::IsPaintTransparent() const
+{
+    return mpWindowImpl && mpWindowImpl->mbPaintTransparent;
+}
+
+void Window::SetDialogControlStart( bool bStart )
+{
+    mpWindowImpl->mbDlgCtrlStart = bStart;
+}
+
+bool Window::IsDialogControlStart() const
+{
+    return mpWindowImpl && mpWindowImpl->mbDlgCtrlStart;
+}
+
+void Window::SetDialogControlFlags( DialogControlFlags nFlags )
+{
+    mpWindowImpl->mnDlgCtrlFlags = nFlags;
+}
+
+DialogControlFlags Window::GetDialogControlFlags() const
+{
+    return mpWindowImpl->mnDlgCtrlFlags;
+}
+
+const InputContext& Window::GetInputContext() const
+{
+    return mpWindowImpl->maInputContext;
+}
+
+bool Window::IsControlFont() const
+{
+    return bool(mpWindowImpl->mpControlFont);
+}
+
+const Color& Window::GetControlForeground() const
+{
+    return mpWindowImpl->maControlForeground;
+}
+
+bool Window::IsControlForeground() const
+{
+    return mpWindowImpl->mbControlForeground;
+}
+
+const Color& Window::GetControlBackground() const
+{
+    return mpWindowImpl->maControlBackground;
+}
+
+bool Window::IsControlBackground() const
+{
+    return mpWindowImpl->mbControlBackground;
+}
+
+bool Window::IsInPaint() const
+{
+    return mpWindowImpl && mpWindowImpl->mbInPaint;
+}
+
+vcl::Window* Window::GetParent() const
+{
+    return mpWindowImpl ? mpWindowImpl->mpRealParent.get() : nullptr;
+}
+
+bool Window::IsVisible() const
+{
+    return mpWindowImpl && mpWindowImpl->mbVisible;
+}
+
+bool Window::IsReallyVisible() const
+{
+    return mpWindowImpl && mpWindowImpl->mbReallyVisible;
+}
+
+bool Window::IsReallyShown() const
+{
+    return mpWindowImpl && mpWindowImpl->mbReallyShown;
+}
+
+bool Window::IsInInitShow() const
+{
+    return mpWindowImpl->mbInInitShow;
+}
+
+bool Window::IsEnabled() const
+{
+    return mpWindowImpl && !mpWindowImpl->mbDisabled;
+}
+
+bool Window::IsInputEnabled() const
+{
+    return mpWindowImpl && !mpWindowImpl->mbInputDisabled;
+}
+
+bool Window::IsAlwaysEnableInput() const
+{
+    return mpWindowImpl->meAlwaysInputMode == AlwaysInputEnabled;
+}
+
+ActivateModeFlags Window::GetActivateMode() const
+{
+    return mpWindowImpl->mnActivateMode;
+
+}
+
+bool Window::IsAlwaysOnTopEnabled() const
+{
+    return mpWindowImpl->mbAlwaysOnTop;
+}
+
+bool Window::IsDefaultPos() const
+{
+    return mpWindowImpl->mbDefPos;
+}
+
+bool Window::IsDefaultSize() const
+{
+    return mpWindowImpl->mbDefSize;
+}
+
+Point Window::GetOffsetPixelFrom(const vcl::Window& rWindow) const
+{
+    return Point(GetOutOffXPixel() - rWindow.GetOutOffXPixel(), GetOutOffYPixel() - rWindow.GetOutOffYPixel());
+}
+
+void Window::EnablePaint( bool bEnable )
+{
+    mpWindowImpl->mbPaintDisabled = !bEnable;
+}
+
+bool Window::IsPaintEnabled() const
+{
+    return !mpWindowImpl->mbPaintDisabled;
+}
+
+bool Window::IsUpdateMode() const
+{
+    return !mpWindowImpl->mbNoUpdate;
+}
+
+void Window::SetParentUpdateMode( bool bUpdate )
+{
+    mpWindowImpl->mbNoParentUpdate = !bUpdate;
+}
+
+bool Window::IsActive() const
+{
+    return mpWindowImpl->mbActive;
+}
+
+GetFocusFlags Window::GetGetFocusFlags() const
+{
+    return mpWindowImpl->mnGetFocusFlags;
+}
+
+bool Window::IsCompoundControl() const
+{
+    return mpWindowImpl && mpWindowImpl->mbCompoundControl;
+}
+
+bool Window::IsWait() const
+{
+    return (mpWindowImpl->mnWaitCount != 0);
+}
+
+vcl::Cursor* Window::GetCursor() const
+{
+    if (!mpWindowImpl)
+        return nullptr;
+    return mpWindowImpl->mpCursor;
+}
+
+const Fraction& Window::GetZoom() const
+{
+    return mpWindowImpl->maZoom;
+}
+
+bool Window::IsZoom() const
+{
+    return mpWindowImpl->maZoom.GetNumerator() != mpWindowImpl->maZoom.GetDenominator();
+}
+
+void Window::SetHelpText( const OUString& rHelpText )
+{
+    mpWindowImpl->maHelpText = rHelpText;
+    mpWindowImpl->mbHelpTextDynamic = true;
+}
+
+void Window::SetQuickHelpText( const OUString& rHelpText )
+{
+    if (mpWindowImpl)
+        mpWindowImpl->maQuickHelpText = rHelpText;
+}
+
+const OUString& Window::GetQuickHelpText() const
+{
+    return mpWindowImpl->maQuickHelpText;
+}
+
+bool Window::IsCreatedWithToolkit() const
+{
+    return mpWindowImpl->mbCreatedWithToolkit;
+}
+
+void Window::SetCreatedWithToolkit( bool b )
+{
+    mpWindowImpl->mbCreatedWithToolkit = b;
+}
+
+PointerStyle Window::GetPointer() const
+{
+    return mpWindowImpl->maPointer;
+}
+
+VCLXWindow* Window::GetWindowPeer() const
+{
+    return mpWindowImpl ? mpWindowImpl->mpVCLXWindow : nullptr;
+}
+
+void Window::SetPosPixel( const Point& rNewPos )
+{
+    setPosSizePixel( rNewPos.X(), rNewPos.Y(), 0, 0, PosSizeFlags::Pos );
+}
+
+void Window::SetSizePixel( const Size& rNewSize )
+{
+    setPosSizePixel( 0, 0, rNewSize.Width(), rNewSize.Height(),
+                     PosSizeFlags::Size );
+}
+
+void Window::SetPosSizePixel( const Point& rNewPos, const Size& rNewSize )
+{
+    setPosSizePixel( rNewPos.X(), rNewPos.Y(),
+                     rNewSize.Width(), rNewSize.Height());
+}
+
+void Window::SetOutputSizePixel( const Size& rNewSize )
+{
+    SetSizePixel( Size( rNewSize.Width()+mpWindowImpl->mnLeftBorder+mpWindowImpl->mnRightBorder,
+                        rNewSize.Height()+mpWindowImpl->mnTopBorder+mpWindowImpl->mnBottomBorder ) );
+}
+
+//When a widget wants to renegotiate layout, get toplevel parent dialog and call
+//resize on it. Mark all intermediate containers (or container-alike) widgets
+//as dirty for the size remains unchanged, but layout changed circumstances
+namespace
+{
+    bool queue_ungrouped_resize(vcl::Window const *pOrigWindow)
+    {
+        bool bSomeoneCares = false;
+
+        vcl::Window *pWindow = pOrigWindow->GetParent();
+        if (pWindow)
+        {
+            if (isContainerWindow(*pWindow))
+            {
+                bSomeoneCares = true;
+            }
+            else if (pWindow->GetType() == WindowType::TABCONTROL)
+            {
+                bSomeoneCares = true;
+            }
+            pWindow->queue_resize();
+        }
+
+        return bSomeoneCares;
+    }
+}
+
+void Window::InvalidateSizeCache()
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->mnOptimalWidthCache = -1;
+    pWindowImpl->mnOptimalHeightCache = -1;
+}
+
+static bool HasParentDockingWindow(const vcl::Window* pWindow)
+{
+    while( pWindow )
+    {
+        if( pWindow->IsDockingWindow() )
+            return true;
+
+        pWindow = pWindow->GetParent();
+    }
+
+    return false;
+}
+
+void Window::queue_resize(StateChangedType eReason)
+{
+    if (isDisposed())
+        return;
+
+    bool bSomeoneCares = queue_ungrouped_resize(this);
+
+    if (eReason != StateChangedType::Visible)
+    {
+        InvalidateSizeCache();
+    }
+
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    if (pWindowImpl->m_xSizeGroup && pWindowImpl->m_xSizeGroup->get_mode() != VclSizeGroupMode::NONE)
+    {
+        std::set<VclPtr<vcl::Window> > &rWindows = pWindowImpl->m_xSizeGroup->get_widgets();
+        for (VclPtr<vcl::Window> const & pOther : rWindows)
+        {
+            if (pOther == this)
+                continue;
+            queue_ungrouped_resize(pOther);
+        }
+    }
+
+    if (bSomeoneCares && !isDisposed())
+    {
+        //fdo#57090 force a resync of the borders of the borderwindow onto this
+        //window in case they have changed
+        vcl::Window* pBorderWindow = ImplGetBorderWindow();
+        if (pBorderWindow)
+            pBorderWindow->Resize();
+    }
+    if (VclPtr<vcl::Window> pParent = GetParentWithLOKNotifier())
+    {
+        Size aSize = GetSizePixel();
+        if (!aSize.IsEmpty() && !pParent->IsInInitShow()
+            && (GetParentDialog() || HasParentDockingWindow(this)))
+            LogicInvalidate(nullptr);
+    }
+}
+
+namespace
+{
+    VclAlign toAlign(std::u16string_view rValue)
+    {
+        VclAlign eRet = VclAlign::Fill;
+
+        if (rValue == u"fill")
+            eRet = VclAlign::Fill;
+        else if (rValue == u"start")
+            eRet = VclAlign::Start;
+        else if (rValue == u"end")
+            eRet = VclAlign::End;
+        else if (rValue == u"center")
+            eRet = VclAlign::Center;
+        return eRet;
+    }
+}
+
+bool Window::set_font_attribute(const OString &rKey, std::u16string_view rValue)
+{
+    if (rKey == "weight")
+    {
+        vcl::Font aFont(GetControlFont());
+        if (rValue == u"thin")
+            aFont.SetWeight(WEIGHT_THIN);
+        else if (rValue == u"ultralight")
+            aFont.SetWeight(WEIGHT_ULTRALIGHT);
+        else if (rValue == u"light")
+            aFont.SetWeight(WEIGHT_LIGHT);
+        else if (rValue == u"book")
+            aFont.SetWeight(WEIGHT_SEMILIGHT);
+        else if (rValue == u"normal")
+            aFont.SetWeight(WEIGHT_NORMAL);
+        else if (rValue == u"medium")
+            aFont.SetWeight(WEIGHT_MEDIUM);
+        else if (rValue == u"semibold")
+            aFont.SetWeight(WEIGHT_SEMIBOLD);
+        else if (rValue == u"bold")
+            aFont.SetWeight(WEIGHT_BOLD);
+        else if (rValue == u"ultrabold")
+            aFont.SetWeight(WEIGHT_ULTRABOLD);
+        else
+            aFont.SetWeight(WEIGHT_BLACK);
+        SetControlFont(aFont);
+    }
+    else if (rKey == "style")
+    {
+        vcl::Font aFont(GetControlFont());
+        if (rValue == u"normal")
+            aFont.SetItalic(ITALIC_NONE);
+        else if (rValue == u"oblique")
+            aFont.SetItalic(ITALIC_OBLIQUE);
+        else if (rValue == u"italic")
+            aFont.SetItalic(ITALIC_NORMAL);
+        SetControlFont(aFont);
+    }
+    else if (rKey == "underline")
+    {
+        vcl::Font aFont(GetControlFont());
+        aFont.SetUnderline(toBool(rValue) ? LINESTYLE_SINGLE : LINESTYLE_NONE);
+        SetControlFont(aFont);
+    }
+    else if (rKey == "scale")
+    {
+        // if no control font was set yet, take the underlying font from the device
+        vcl::Font aFont(IsControlFont() ? GetControlFont() : GetPointFont(*GetOutDev()));
+        aFont.SetFontHeight(aFont.GetFontHeight() * o3tl::toDouble(rValue));
+        SetControlFont(aFont);
+    }
+    else if (rKey == "size")
+    {
+        vcl::Font aFont(GetControlFont());
+        sal_Int32 nHeight = o3tl::toInt32(rValue) / 1000;
+        aFont.SetFontHeight(nHeight);
+        SetControlFont(aFont);
+    }
+    else
+    {
+        SAL_INFO("vcl.layout", "unhandled font attribute: " << rKey);
+        return false;
+    }
+    return true;
+}
+
+bool Window::set_property(const OString &rKey, const OUString &rValue)
+{
+    if ((rKey == "label") || (rKey == "title") || (rKey == "text") )
+    {
+        SetText(BuilderUtils::convertMnemonicMarkup(rValue));
+    }
+    else if (rKey == "visible")
+        Show(toBool(rValue));
+    else if (rKey == "sensitive")
+        Enable(toBool(rValue));
+    else if (rKey == "resizable")
+    {
+        WinBits nBits = GetStyle();
+        nBits &= ~WB_SIZEABLE;
+        if (toBool(rValue))
+            nBits |= WB_SIZEABLE;
+        SetStyle(nBits);
+    }
+    else if (rKey == "xalign")
+    {
+        WinBits nBits = GetStyle();
+        nBits &= ~(WB_LEFT | WB_CENTER | WB_RIGHT);
+
+        float f = rValue.toFloat();
+        assert(f == 0.0 || f == 1.0 || f == 0.5);
+        if (f == 0.0)
+            nBits |= WB_LEFT;
+        else if (f == 1.0)
+            nBits |= WB_RIGHT;
+        else if (f == 0.5)
+            nBits |= WB_CENTER;
+
+        SetStyle(nBits);
+    }
+    else if (rKey == "justification")
+    {
+        WinBits nBits = GetStyle();
+        nBits &= ~(WB_LEFT | WB_CENTER | WB_RIGHT);
+
+        if (rValue == "left")
+            nBits |= WB_LEFT;
+        else if (rValue == "right")
+            nBits |= WB_RIGHT;
+        else if (rValue == "center")
+            nBits |= WB_CENTER;
+
+        SetStyle(nBits);
+    }
+    else if (rKey == "yalign")
+    {
+        WinBits nBits = GetStyle();
+        nBits &= ~(WB_TOP | WB_VCENTER | WB_BOTTOM);
+
+        float f = rValue.toFloat();
+        assert(f == 0.0 || f == 1.0 || f == 0.5);
+        if (f == 0.0)
+            nBits |= WB_TOP;
+        else if (f == 1.0)
+            nBits |= WB_BOTTOM;
+        else if (f == 0.5)
+            nBits |= WB_VCENTER;
+
+        SetStyle(nBits);
+    }
+    else if (rKey == "wrap")
+    {
+        WinBits nBits = GetStyle();
+        nBits &= ~WB_WORDBREAK;
+        if (toBool(rValue))
+            nBits |= WB_WORDBREAK;
+        SetStyle(nBits);
+    }
+    else if (rKey == "height-request")
+        set_height_request(rValue.toInt32());
+    else if (rKey == "width-request")
+        set_width_request(rValue.toInt32());
+    else if (rKey == "hexpand")
+        set_hexpand(toBool(rValue));
+    else if (rKey == "vexpand")
+        set_vexpand(toBool(rValue));
+    else if (rKey == "halign")
+        set_halign(toAlign(rValue));
+    else if (rKey == "valign")
+        set_valign(toAlign(rValue));
+    else if (rKey == "tooltip-markup")
+        SetQuickHelpText(rValue);
+    else if (rKey == "tooltip-text")
+        SetQuickHelpText(rValue);
+    else if (rKey == "border-width")
+        set_border_width(rValue.toInt32());
+    else if (rKey == "margin-start" || rKey == "margin-left")
+    {
+        assert(rKey == "margin-start" && "margin-left deprecated in favor of margin-start");
+        set_margin_start(rValue.toInt32());
+    }
+    else if (rKey == "margin-end" || rKey == "margin-right")
+    {
+        assert(rKey == "margin-end" && "margin-right deprecated in favor of margin-end");
+        set_margin_end(rValue.toInt32());
+    }
+    else if (rKey == "margin-top")
+        set_margin_top(rValue.toInt32());
+    else if (rKey == "margin-bottom")
+        set_margin_bottom(rValue.toInt32());
+    else if (rKey == "hscrollbar-policy")
+    {
+        WinBits nBits = GetStyle();
+        nBits &= ~(WB_AUTOHSCROLL|WB_HSCROLL);
+        if (rValue == "always")
+            nBits |= WB_HSCROLL;
+        else if (rValue == "automatic")
+            nBits |= WB_AUTOHSCROLL;
+        SetStyle(nBits);
+    }
+    else if (rKey == "vscrollbar-policy")
+    {
+        WinBits nBits = GetStyle();
+        nBits &= ~(WB_AUTOVSCROLL|WB_VSCROLL);
+        if (rValue == "always")
+            nBits |= WB_VSCROLL;
+        else if (rValue == "automatic")
+            nBits |= WB_AUTOVSCROLL;
+        SetStyle(nBits);
+    }
+    else if (rKey == "accessible-name")
+    {
+        SetAccessibleName(rValue);
+    }
+    else if (rKey == "accessible-description")
+    {
+        SetAccessibleDescription(rValue);
+    }
+    else if (rKey == "accessible-role")
+    {
+        sal_Int16 role = BuilderUtils::getRoleFromName(rValue.toUtf8());
+        if (role != com::sun::star::accessibility::AccessibleRole::UNKNOWN)
+            SetAccessibleRole(role);
+    }
+    else if (rKey == "use-markup")
+    {
+        //https://live.gnome.org/GnomeGoals/RemoveMarkupInMessages
+        SAL_WARN_IF(toBool(rValue), "vcl.layout", "Use pango attributes instead of mark-up");
+    }
+    else if (rKey == "has-focus")
+    {
+        if (toBool(rValue))
+            GrabFocus();
+    }
+    else if (rKey == "can-focus")
+    {
+        WinBits nBits = GetStyle();
+        nBits &= ~(WB_TABSTOP|WB_NOTABSTOP);
+        if (toBool(rValue))
+            nBits |= WB_TABSTOP;
+        else
+            nBits |= WB_NOTABSTOP;
+        SetStyle(nBits);
+    }
+    else
+    {
+        SAL_INFO("vcl.layout", "unhandled property: " << rKey);
+        return false;
+    }
+    return true;
+}
+
+void Window::set_height_request(sal_Int32 nHeightRequest)
+{
+    if (!mpWindowImpl)
+        return;
+
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+
+    if ( pWindowImpl->mnHeightRequest != nHeightRequest )
+    {
+        pWindowImpl->mnHeightRequest = nHeightRequest;
+        queue_resize();
+    }
+}
+
+void Window::set_width_request(sal_Int32 nWidthRequest)
+{
+    if (!mpWindowImpl)
+        return;
+
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+
+    if ( pWindowImpl->mnWidthRequest != nWidthRequest )
+    {
+        pWindowImpl->mnWidthRequest = nWidthRequest;
+        queue_resize();
+    }
+}
+
+Size Window::get_ungrouped_preferred_size() const
+{
+    Size aRet(get_width_request(), get_height_request());
+    if (aRet.Width() == -1 || aRet.Height() == -1)
+    {
+        //cache gets blown away by queue_resize
+        WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+        if (pWindowImpl->mnOptimalWidthCache == -1 || pWindowImpl->mnOptimalHeightCache == -1)
+        {
+            Size aOptimal(GetOptimalSize());
+            pWindowImpl->mnOptimalWidthCache = aOptimal.Width();
+            pWindowImpl->mnOptimalHeightCache = aOptimal.Height();
+        }
+
+        if (aRet.Width() == -1)
+            aRet.setWidth( pWindowImpl->mnOptimalWidthCache );
+        if (aRet.Height() == -1)
+            aRet.setHeight( pWindowImpl->mnOptimalHeightCache );
+    }
+    return aRet;
+}
+
+Size Window::get_preferred_size() const
+{
+    Size aRet(get_ungrouped_preferred_size());
+
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    if (pWindowImpl->m_xSizeGroup)
+    {
+        const VclSizeGroupMode eMode = pWindowImpl->m_xSizeGroup->get_mode();
+        if (eMode != VclSizeGroupMode::NONE)
+        {
+            const bool bIgnoreInHidden = pWindowImpl->m_xSizeGroup->get_ignore_hidden();
+            const std::set<VclPtr<vcl::Window> > &rWindows = pWindowImpl->m_xSizeGroup->get_widgets();
+            for (auto const& window : rWindows)
+            {
+                const vcl::Window *pOther = window;
+                if (pOther == this)
+                    continue;
+                if (bIgnoreInHidden && !pOther->IsVisible())
+                    continue;
+                Size aOtherSize = pOther->get_ungrouped_preferred_size();
+                if (eMode == VclSizeGroupMode::Both || eMode == VclSizeGroupMode::Horizontal)
+                    aRet.setWidth( std::max(aRet.Width(), aOtherSize.Width()) );
+                if (eMode == VclSizeGroupMode::Both || eMode == VclSizeGroupMode::Vertical)
+                    aRet.setHeight( std::max(aRet.Height(), aOtherSize.Height()) );
+            }
+        }
+    }
+
+    return aRet;
+}
+
+VclAlign Window::get_halign() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->meHalign;
+}
+
+void Window::set_halign(VclAlign eAlign)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->meHalign = eAlign;
+}
+
+VclAlign Window::get_valign() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->meValign;
+}
+
+void Window::set_valign(VclAlign eAlign)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->meValign = eAlign;
+}
+
+bool Window::get_hexpand() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mbHexpand;
+}
+
+void Window::set_hexpand(bool bExpand)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->mbHexpand = bExpand;
+}
+
+bool Window::get_vexpand() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mbVexpand;
+}
+
+void Window::set_vexpand(bool bExpand)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->mbVexpand = bExpand;
+}
+
+bool Window::get_expand() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mbExpand;
+}
+
+void Window::set_expand(bool bExpand)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->mbExpand = bExpand;
+}
+
+VclPackType Window::get_pack_type() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mePackType;
+}
+
+void Window::set_pack_type(VclPackType ePackType)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->mePackType = ePackType;
+}
+
+sal_Int32 Window::get_padding() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mnPadding;
+}
+
+void Window::set_padding(sal_Int32 nPadding)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->mnPadding = nPadding;
+}
+
+bool Window::get_fill() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mbFill;
+}
+
+void Window::set_fill(bool bFill)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->mbFill = bFill;
+}
+
+sal_Int32 Window::get_grid_width() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mnGridWidth;
+}
+
+void Window::set_grid_width(sal_Int32 nCols)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->mnGridWidth = nCols;
+}
+
+sal_Int32 Window::get_grid_left_attach() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mnGridLeftAttach;
+}
+
+void Window::set_grid_left_attach(sal_Int32 nAttach)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->mnGridLeftAttach = nAttach;
+}
+
+sal_Int32 Window::get_grid_height() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mnGridHeight;
+}
+
+void Window::set_grid_height(sal_Int32 nRows)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->mnGridHeight = nRows;
+}
+
+sal_Int32 Window::get_grid_top_attach() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mnGridTopAttach;
+}
+
+void Window::set_grid_top_attach(sal_Int32 nAttach)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->mnGridTopAttach = nAttach;
+}
+
+void Window::set_border_width(sal_Int32 nBorderWidth)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->mnBorderWidth = nBorderWidth;
+}
+
+sal_Int32 Window::get_border_width() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mnBorderWidth;
+}
+
+void Window::set_margin_start(sal_Int32 nWidth)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    if (pWindowImpl->mnMarginLeft != nWidth)
+    {
+        pWindowImpl->mnMarginLeft = nWidth;
+        queue_resize();
+    }
+}
+
+sal_Int32 Window::get_margin_start() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mnMarginLeft;
+}
+
+void Window::set_margin_end(sal_Int32 nWidth)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    if (pWindowImpl->mnMarginRight != nWidth)
+    {
+        pWindowImpl->mnMarginRight = nWidth;
+        queue_resize();
+    }
+}
+
+sal_Int32 Window::get_margin_end() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mnMarginRight;
+}
+
+void Window::set_margin_top(sal_Int32 nWidth)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    if (pWindowImpl->mnMarginTop != nWidth)
+    {
+        pWindowImpl->mnMarginTop = nWidth;
+        queue_resize();
+    }
+}
+
+sal_Int32 Window::get_margin_top() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mnMarginTop;
+}
+
+void Window::set_margin_bottom(sal_Int32 nWidth)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    if (pWindowImpl->mnMarginBottom != nWidth)
+    {
+        pWindowImpl->mnMarginBottom = nWidth;
+        queue_resize();
+    }
+}
+
+sal_Int32 Window::get_margin_bottom() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mnMarginBottom;
+}
+
+sal_Int32 Window::get_height_request() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mnHeightRequest;
+}
+
+sal_Int32 Window::get_width_request() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mnWidthRequest;
+}
+
+bool Window::get_secondary() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mbSecondary;
+}
+
+void Window::set_secondary(bool bSecondary)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->mbSecondary = bSecondary;
+}
+
+bool Window::get_non_homogeneous() const
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    return pWindowImpl->mbNonHomogeneous;
+}
+
+void Window::set_non_homogeneous(bool bNonHomogeneous)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    pWindowImpl->mbNonHomogeneous = bNonHomogeneous;
+}
+
+void Window::add_to_size_group(const std::shared_ptr<VclSizeGroup>& xGroup)
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    //To-Do, multiple groups
+    pWindowImpl->m_xSizeGroup = xGroup;
+    pWindowImpl->m_xSizeGroup->insert(this);
+    if (VclSizeGroupMode::NONE != pWindowImpl->m_xSizeGroup->get_mode())
+        queue_resize();
+}
+
+void Window::remove_from_all_size_groups()
+{
+    WindowImpl *pWindowImpl = mpWindowImpl->mpBorderWindow ? mpWindowImpl->mpBorderWindow->mpWindowImpl.get() : mpWindowImpl.get();
+    //To-Do, multiple groups
+    if (pWindowImpl->m_xSizeGroup)
+    {
+        if (VclSizeGroupMode::NONE != pWindowImpl->m_xSizeGroup->get_mode())
+            queue_resize();
+        pWindowImpl->m_xSizeGroup->erase(this);
+        pWindowImpl->m_xSizeGroup.reset();
+    }
+}
+
+void Window::add_mnemonic_label(FixedText *pLabel)
+{
+    std::vector<VclPtr<FixedText> >& v = mpWindowImpl->m_aMnemonicLabels;
+    if (std::find(v.begin(), v.end(), VclPtr<FixedText>(pLabel)) != v.end())
+        return;
+    v.emplace_back(pLabel);
+    pLabel->set_mnemonic_widget(this);
+}
+
+void Window::remove_mnemonic_label(FixedText *pLabel)
+{
+    std::vector<VclPtr<FixedText> >& v = mpWindowImpl->m_aMnemonicLabels;
+    auto aFind = std::find(v.begin(), v.end(), VclPtr<FixedText>(pLabel));
+    if (aFind == v.end())
+        return;
+    v.erase(aFind);
+    pLabel->set_mnemonic_widget(nullptr);
+}
+
+const std::vector<VclPtr<FixedText> >& Window::list_mnemonic_labels() const
+{
+    return mpWindowImpl->m_aMnemonicLabels;
+}
+
+} /* namespace vcl */
+
+void InvertFocusRect(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
+{
+    const int nBorder = 1;
+    rRenderContext.Invert(tools::Rectangle(Point(rRect.Left(), rRect.Top()), Size(rRect.GetWidth(), nBorder)), InvertFlags::N50);
+    rRenderContext.Invert(tools::Rectangle(Point(rRect.Left(), rRect.Bottom()-nBorder+1), Size(rRect.GetWidth(), nBorder)), InvertFlags::N50);
+    rRenderContext.Invert(tools::Rectangle(Point(rRect.Left(), rRect.Top()+nBorder), Size(nBorder, rRect.GetHeight()-(nBorder*2))), InvertFlags::N50);
+    rRenderContext.Invert(tools::Rectangle(Point(rRect.Right()-nBorder+1, rRect.Top()+nBorder), Size(nBorder, rRect.GetHeight()-(nBorder*2))), InvertFlags::N50);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/window3.cxx b/vcl/source/window/window3.cxx
new file mode 100644
index 000000000..5b8dd5cff
--- /dev/null
+++ b/vcl/source/window/window3.cxx
@@ -0,0 +1,220 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/window.hxx>
+#include <window.h>
+#include <vcl/cursor.hxx>
+
+namespace vcl
+{
+Size Window::GetOptimalSize() const { return Size(); }
+
+void Window::ImplAdjustNWFSizes()
+{
+    for (Window* pWin = GetWindow(GetWindowType::FirstChild); pWin;
+         pWin = pWin->GetWindow(GetWindowType::Next))
+        pWin->ImplAdjustNWFSizes();
+}
+
+void WindowOutputDevice::ImplClearFontData(bool bNewFontLists)
+{
+    OutputDevice::ImplClearFontData(bNewFontLists);
+    for (Window* pChild = mxOwnerWindow->mpWindowImpl->mpFirstChild; pChild;
+         pChild = pChild->mpWindowImpl->mpNext)
+        pChild->GetOutDev()->ImplClearFontData(bNewFontLists);
+}
+
+void WindowOutputDevice::ImplRefreshFontData(bool bNewFontLists)
+{
+    OutputDevice::ImplRefreshFontData(bNewFontLists);
+    for (Window* pChild = mxOwnerWindow->mpWindowImpl->mpFirstChild; pChild;
+         pChild = pChild->mpWindowImpl->mpNext)
+        pChild->GetOutDev()->ImplRefreshFontData(bNewFontLists);
+}
+
+void WindowOutputDevice::ImplInitMapModeObjects()
+{
+    OutputDevice::ImplInitMapModeObjects();
+    if (mxOwnerWindow->mpWindowImpl->mpCursor)
+        mxOwnerWindow->mpWindowImpl->mpCursor->ImplNew();
+}
+
+const Font& Window::GetFont() const { return GetOutDev()->GetFont(); }
+void Window::SetFont(Font const& font) { return GetOutDev()->SetFont(font); }
+
+float Window::approximate_char_width() const { return GetOutDev()->approximate_char_width(); }
+
+const Wallpaper& Window::GetBackground() const { return GetOutDev()->GetBackground(); }
+bool Window::IsBackground() const { return GetOutDev()->IsBackground(); }
+tools::Long Window::GetTextHeight() const { return GetOutDev()->GetTextHeight(); }
+tools::Long Window::GetTextWidth(const OUString& rStr, sal_Int32 nIndex, sal_Int32 nLen,
+                                 vcl::text::TextLayoutCache const* pCache,
+                                 SalLayoutGlyphs const* const pLayoutCache) const
+{
+    return GetOutDev()->GetTextWidth(rStr, nIndex, nLen, pCache, pLayoutCache);
+}
+float Window::approximate_digit_width() const { return GetOutDev()->approximate_digit_width(); }
+
+bool Window::IsNativeControlSupported(ControlType nType, ControlPart nPart) const
+{
+    return GetOutDev()->IsNativeControlSupported(nType, nPart);
+}
+
+bool Window::GetNativeControlRegion(ControlType nType, ControlPart nPart,
+                                    const tools::Rectangle& rControlRegion, ControlState nState,
+                                    const ImplControlValue& aValue,
+                                    tools::Rectangle& rNativeBoundingRegion,
+                                    tools::Rectangle& rNativeContentRegion) const
+{
+    return GetOutDev()->GetNativeControlRegion(nType, nPart, rControlRegion, nState, aValue,
+                                               rNativeBoundingRegion, rNativeContentRegion);
+}
+
+Size Window::GetOutputSizePixel() const { return GetOutDev()->GetOutputSizePixel(); }
+
+tools::Rectangle Window::GetOutputRectPixel() const { return GetOutDev()->GetOutputRectPixel(); }
+
+void Window::SetTextLineColor() { GetOutDev()->SetTextLineColor(); }
+void Window::SetTextLineColor(const Color& rColor) { GetOutDev()->SetTextLineColor(rColor); }
+void Window::SetOverlineColor() { GetOutDev()->SetOverlineColor(); }
+void Window::SetOverlineColor(const Color& rColor) { GetOutDev()->SetOverlineColor(rColor); }
+void Window::SetTextFillColor() { GetOutDev()->SetTextFillColor(); }
+void Window::SetTextFillColor(const Color& rColor) { GetOutDev()->SetTextFillColor(rColor); }
+const MapMode& Window::GetMapMode() const { return GetOutDev()->GetMapMode(); }
+void Window::SetBackground() { GetOutDev()->SetBackground(); }
+void Window::SetBackground(const Wallpaper& rBackground)
+{
+    GetOutDev()->SetBackground(rBackground);
+}
+void Window::EnableMapMode(bool bEnable) { GetOutDev()->EnableMapMode(bEnable); }
+bool Window::IsMapModeEnabled() const { return GetOutDev()->IsMapModeEnabled(); }
+
+void Window::SetTextColor(const Color& rColor) { GetOutDev()->SetTextColor(rColor); }
+const Color& Window::GetTextColor() const { return GetOutDev()->GetTextColor(); }
+const Color& Window::GetTextLineColor() const { return GetOutDev()->GetTextLineColor(); }
+
+bool Window::IsTextLineColor() const { return GetOutDev()->IsTextLineColor(); }
+
+Color Window::GetTextFillColor() const { return GetOutDev()->GetTextFillColor(); }
+
+bool Window::IsTextFillColor() const { return GetOutDev()->IsTextFillColor(); }
+
+const Color& Window::GetOverlineColor() const { return GetOutDev()->GetOverlineColor(); }
+bool Window::IsOverlineColor() const { return GetOutDev()->IsOverlineColor(); }
+void Window::SetTextAlign(TextAlign eAlign) { GetOutDev()->SetTextAlign(eAlign); }
+
+float Window::GetDPIScaleFactor() const { return GetOutDev()->GetDPIScaleFactor(); }
+tools::Long Window::GetOutOffXPixel() const { return GetOutDev()->GetOutOffXPixel(); }
+tools::Long Window::GetOutOffYPixel() const { return GetOutDev()->GetOutOffYPixel(); }
+void Window::SetMapMode() { GetOutDev()->SetMapMode(); }
+void Window::SetMapMode(const MapMode& rNewMapMode) { GetOutDev()->SetMapMode(rNewMapMode); }
+bool Window::IsRTLEnabled() const { return GetOutDev()->IsRTLEnabled(); }
+TextAlign Window::GetTextAlign() const { return GetOutDev()->GetTextAlign(); }
+const AllSettings& Window::GetSettings() const { return GetOutDev()->GetSettings(); }
+
+Point Window::LogicToPixel(const Point& rLogicPt) const
+{
+    return GetOutDev()->LogicToPixel(rLogicPt);
+}
+Size Window::LogicToPixel(const Size& rLogicSize) const
+{
+    return GetOutDev()->LogicToPixel(rLogicSize);
+}
+tools::Rectangle Window::LogicToPixel(const tools::Rectangle& rLogicRect) const
+{
+    return GetOutDev()->LogicToPixel(rLogicRect);
+}
+vcl::Region Window::LogicToPixel(const vcl::Region& rLogicRegion) const
+{
+    return GetOutDev()->LogicToPixel(rLogicRegion);
+}
+Point Window::LogicToPixel(const Point& rLogicPt, const MapMode& rMapMode) const
+{
+    return GetOutDev()->LogicToPixel(rLogicPt, rMapMode);
+}
+Size Window::LogicToPixel(const Size& rLogicSize, const MapMode& rMapMode) const
+{
+    return GetOutDev()->LogicToPixel(rLogicSize, rMapMode);
+}
+tools::Rectangle Window::LogicToPixel(const tools::Rectangle& rLogicRect,
+                                      const MapMode& rMapMode) const
+{
+    return GetOutDev()->LogicToPixel(rLogicRect, rMapMode);
+}
+
+Point Window::PixelToLogic(const Point& rDevicePt) const
+{
+    return GetOutDev()->PixelToLogic(rDevicePt);
+}
+Size Window::PixelToLogic(const Size& rDeviceSize) const
+{
+    return GetOutDev()->PixelToLogic(rDeviceSize);
+}
+tools::Rectangle Window::PixelToLogic(const tools::Rectangle& rDeviceRect) const
+{
+    return GetOutDev()->PixelToLogic(rDeviceRect);
+}
+tools::PolyPolygon Window::PixelToLogic(const tools::PolyPolygon& rDevicePolyPoly) const
+{
+    return GetOutDev()->PixelToLogic(rDevicePolyPoly);
+}
+vcl::Region Window::PixelToLogic(const vcl::Region& rDeviceRegion) const
+{
+    return GetOutDev()->PixelToLogic(rDeviceRegion);
+}
+Point Window::PixelToLogic(const Point& rDevicePt, const MapMode& rMapMode) const
+{
+    return GetOutDev()->PixelToLogic(rDevicePt, rMapMode);
+}
+Size Window::PixelToLogic(const Size& rDeviceSize, const MapMode& rMapMode) const
+{
+    return GetOutDev()->PixelToLogic(rDeviceSize, rMapMode);
+}
+tools::Rectangle Window::PixelToLogic(const tools::Rectangle& rDeviceRect,
+                                      const MapMode& rMapMode) const
+{
+    return GetOutDev()->PixelToLogic(rDeviceRect, rMapMode);
+}
+
+Size Window::LogicToLogic(const Size& rSzSource, const MapMode* pMapModeSource,
+                          const MapMode* pMapModeDest) const
+{
+    return GetOutDev()->LogicToLogic(rSzSource, pMapModeSource, pMapModeDest);
+}
+
+tools::Rectangle Window::GetTextRect(const tools::Rectangle& rRect, const OUString& rStr,
+                                     DrawTextFlags nStyle, TextRectInfo* pInfo,
+                                     const vcl::ITextLayout* _pTextLayout) const
+{
+    return GetOutDev()->GetTextRect(rRect, rStr, nStyle, pInfo, _pTextLayout);
+}
+
+void Window::SetSettings(const AllSettings& rSettings) { GetOutDev()->SetSettings(rSettings); }
+void Window::SetSettings(const AllSettings& rSettings, bool bChild)
+{
+    static_cast<vcl::WindowOutputDevice*>(GetOutDev())->SetSettings(rSettings, bChild);
+}
+
+Color Window::GetBackgroundColor() const { return GetOutDev()->GetBackgroundColor(); }
+
+void Window::EnableRTL(bool bEnable) { GetOutDev()->EnableRTL(bEnable); }
+
+} /* namespace vcl */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/winproc.cxx b/vcl/source/window/winproc.cxx
new file mode 100644
index 000000000..5a1b36ea8
--- /dev/null
+++ b/vcl/source/window/winproc.cxx
@@ -0,0 +1,2884 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+
+#include <o3tl/safeint.hxx>
+#include <tools/debug.hxx>
+#include <tools/time.hxx>
+#include <sal/log.hxx>
+
+#include <unotools/localedatawrapper.hxx>
+
+#include <dndeventdispatcher.hxx>
+#include <comphelper/lok.hxx>
+#include <vcl/QueueInfo.hxx>
+#include <vcl/timer.hxx>
+#include <vcl/event.hxx>
+#include <vcl/GestureEvent.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/cursor.hxx>
+#include <vcl/wrkwin.hxx>
+#include <vcl/toolkit/floatwin.hxx>
+#include <vcl/toolkit/dialog.hxx>
+#include <vcl/toolkit/edit.hxx>
+#include <vcl/help.hxx>
+#include <vcl/dockwin.hxx>
+#include <vcl/menu.hxx>
+#include <vcl/virdev.hxx>
+#include <vcl/uitest/logger.hxx>
+#include <vcl/ptrstyle.hxx>
+
+#include <svdata.hxx>
+#include <salwtype.hxx>
+#include <salframe.hxx>
+#include <accmgr.hxx>
+#include <print.h>
+#include <window.h>
+#include <helpwin.hxx>
+#include <brdwin.hxx>
+#include <dndlistenercontainer.hxx>
+
+#include <com/sun/star/datatransfer/dnd/DNDConstants.hpp>
+#include <com/sun/star/datatransfer/dnd/XDragSource.hpp>
+#include <com/sun/star/awt/MouseEvent.hpp>
+
+#define IMPL_MIN_NEEDSYSWIN         49
+
+bool ImplCallPreNotify( NotifyEvent& rEvt )
+{
+    return rEvt.GetWindow()->CompatPreNotify( rEvt );
+}
+
+static bool ImplHandleMouseFloatMode( vcl::Window* pChild, const Point& rMousePos,
+                                      sal_uInt16 nCode, MouseNotifyEvent nSVEvent,
+                                      bool bMouseLeave )
+{
+    ImplSVData* pSVData = ImplGetSVData();
+
+    if (pSVData->mpWinData->mpFirstFloat && !pSVData->mpWinData->mpCaptureWin
+        && !pSVData->mpWinData->mpFirstFloat->ImplIsFloatPopupModeWindow(pChild))
+    {
+        /*
+         *  #93895# since floats are system windows, coordinates have
+         *  to be converted to float relative for the hittest
+         */
+        bool            bHitTestInsideRect = false;
+        FloatingWindow* pFloat = pSVData->mpWinData->mpFirstFloat->ImplFloatHitTest( pChild, rMousePos, bHitTestInsideRect );
+        if ( nSVEvent == MouseNotifyEvent::MOUSEMOVE )
+        {
+            if ( bMouseLeave )
+                return true;
+
+            if ( !pFloat || bHitTestInsideRect )
+            {
+                if ( ImplGetSVHelpData().mpHelpWin && !ImplGetSVHelpData().mbKeyboardHelp )
+                    ImplDestroyHelpWindow( true );
+                pChild->ImplGetFrame()->SetPointer( PointerStyle::Arrow );
+                return true;
+            }
+        }
+        else
+        {
+            if ( nCode & MOUSE_LEFT )
+            {
+                if ( nSVEvent == MouseNotifyEvent::MOUSEBUTTONDOWN )
+                {
+                    if ( !pFloat )
+                    {
+                        FloatingWindow* pLastLevelFloat = pSVData->mpWinData->mpFirstFloat->ImplFindLastLevelFloat();
+                        pLastLevelFloat->EndPopupMode( FloatWinPopupEndFlags::Cancel | FloatWinPopupEndFlags::CloseAll );
+                        return true;
+                    }
+                    else if ( bHitTestInsideRect )
+                    {
+                        pFloat->ImplSetMouseDown();
+                        return true;
+                    }
+                }
+                else
+                {
+                    if ( pFloat )
+                    {
+                        if ( bHitTestInsideRect )
+                        {
+                            if ( pFloat->ImplIsMouseDown() )
+                                pFloat->EndPopupMode( FloatWinPopupEndFlags::Cancel );
+                            return true;
+                        }
+                    }
+                    else
+                    {
+                        FloatingWindow* pLastLevelFloat = pSVData->mpWinData->mpFirstFloat->ImplFindLastLevelFloat();
+                        FloatWinPopupFlags nPopupFlags = pLastLevelFloat->GetPopupModeFlags();
+                        if ( !(nPopupFlags & FloatWinPopupFlags::NoMouseUpClose) )
+                        {
+                            pLastLevelFloat->EndPopupMode( FloatWinPopupEndFlags::Cancel | FloatWinPopupEndFlags::CloseAll );
+                            return true;
+                        }
+                    }
+                }
+            }
+            else
+            {
+                if ( !pFloat )
+                {
+                    FloatingWindow* pLastLevelFloat = pSVData->mpWinData->mpFirstFloat->ImplFindLastLevelFloat();
+                    FloatWinPopupFlags nPopupFlags = pLastLevelFloat->GetPopupModeFlags();
+                    if ( nPopupFlags & FloatWinPopupFlags::AllMouseButtonClose )
+                    {
+                        if ( (nPopupFlags & FloatWinPopupFlags::NoMouseUpClose) &&
+                             (nSVEvent == MouseNotifyEvent::MOUSEBUTTONUP) )
+                            return true;
+                        pLastLevelFloat->EndPopupMode( FloatWinPopupEndFlags::Cancel | FloatWinPopupEndFlags::CloseAll );
+                        return true;
+                    }
+                    else
+                        return true;
+                }
+            }
+        }
+    }
+
+    return false;
+}
+
+static void ImplHandleMouseHelpRequest( vcl::Window* pChild, const Point& rMousePos )
+{
+    ImplSVHelpData& aHelpData = ImplGetSVHelpData();
+    if ( aHelpData.mpHelpWin &&
+         ( aHelpData.mpHelpWin->IsWindowOrChild( pChild ) ||
+           pChild->IsWindowOrChild( aHelpData.mpHelpWin ) ))
+        return;
+
+    HelpEventMode nHelpMode = HelpEventMode::NONE;
+    if ( aHelpData.mbQuickHelp )
+        nHelpMode = HelpEventMode::QUICK;
+    if ( aHelpData.mbBalloonHelp )
+        nHelpMode |= HelpEventMode::BALLOON;
+    if ( !(bool(nHelpMode)) )
+        return;
+
+    if ( pChild->IsInputEnabled() && !pChild->IsInModalMode() )
+    {
+        HelpEvent aHelpEvent( rMousePos, nHelpMode );
+        aHelpData.mbRequestingHelp = true;
+        pChild->RequestHelp( aHelpEvent );
+        aHelpData.mbRequestingHelp = false;
+    }
+    // #104172# do not kill keyboard activated tooltips
+    else if ( aHelpData.mpHelpWin && !aHelpData.mbKeyboardHelp)
+    {
+        ImplDestroyHelpWindow( true );
+    }
+}
+
+static void ImplSetMousePointer( vcl::Window const * pChild )
+{
+    if ( ImplGetSVHelpData().mbExtHelpMode )
+        pChild->ImplGetFrame()->SetPointer( PointerStyle::Help );
+    else
+        pChild->ImplGetFrame()->SetPointer( pChild->ImplGetMousePointer() );
+}
+
+static bool ImplCallCommand( const VclPtr<vcl::Window>& pChild, CommandEventId nEvt, void const * pData = nullptr,
+                             bool bMouse = false, Point const * pPos = nullptr )
+{
+    Point aPos;
+    if ( pPos )
+        aPos = *pPos;
+    else
+    {
+        if( bMouse )
+            aPos = pChild->GetPointerPosPixel();
+        else
+        {
+            // simulate mouseposition at center of window
+            Size aSize( pChild->GetOutputSizePixel() );
+            aPos = Point( aSize.getWidth()/2, aSize.getHeight()/2 );
+        }
+    }
+
+    CommandEvent    aCEvt( aPos, nEvt, bMouse, pData );
+    NotifyEvent     aNCmdEvt( MouseNotifyEvent::COMMAND, pChild, &aCEvt );
+    bool bPreNotify = ImplCallPreNotify( aNCmdEvt );
+    if ( pChild->isDisposed() )
+        return false;
+    if ( !bPreNotify )
+    {
+        pChild->ImplGetWindowImpl()->mbCommand = false;
+        pChild->Command( aCEvt );
+
+        if( pChild->isDisposed() )
+            return false;
+        pChild->ImplNotifyKeyMouseCommandEventListeners( aNCmdEvt );
+        if ( pChild->isDisposed() )
+            return false;
+        if ( pChild->ImplGetWindowImpl()->mbCommand )
+            return true;
+    }
+
+    return false;
+}
+
+/*  #i34277# delayed context menu activation;
+*   necessary if there already was a popup menu running.
+*/
+
+namespace {
+
+struct ContextMenuEvent
+{
+    VclPtr<vcl::Window>  pWindow;
+    Point           aChildPos;
+};
+
+}
+
+static void ContextMenuEventLink( void* pCEvent, void* )
+{
+    ContextMenuEvent* pEv = static_cast<ContextMenuEvent*>(pCEvent);
+
+    if( ! pEv->pWindow->isDisposed() )
+    {
+        ImplCallCommand( pEv->pWindow, CommandEventId::ContextMenu, nullptr, true, &pEv->aChildPos );
+    }
+    delete pEv;
+}
+
+bool ImplHandleMouseEvent( const VclPtr<vcl::Window>& xWindow, MouseNotifyEvent nSVEvent, bool bMouseLeave,
+                           tools::Long nX, tools::Long nY, sal_uInt64 nMsgTime,
+                           sal_uInt16 nCode, MouseEventModifiers nMode )
+{
+    SAL_INFO( "vcl.debugevent",
+              "mouse event "
+               "(MouseNotifyEvent " << static_cast<sal_uInt16>(nSVEvent) << ") "
+               "(MouseLeave " << bMouseLeave << ") "
+               "(X, Y " << nX << ", " << nY << ") "
+               "(Code " << nCode << ") "
+               "(Modifiers " << static_cast<sal_uInt16>(nMode) << ")");
+    ImplSVHelpData& aHelpData = ImplGetSVHelpData();
+    ImplSVData* pSVData = ImplGetSVData();
+    Point       aMousePos( nX, nY );
+    VclPtr<vcl::Window> pChild;
+    bool        bRet(false);
+    sal_uInt16  nClicks(0);
+    ImplFrameData* pWinFrameData = xWindow->ImplGetFrameData();
+    sal_uInt16      nOldCode = pWinFrameData->mnMouseCode;
+
+    if (comphelper::LibreOfficeKit::isActive() && AllSettings::GetLayoutRTL()
+        && xWindow->GetOutDev() && !xWindow->GetOutDev()->ImplIsAntiparallel())
+    {
+        xWindow->GetOutDev()->ReMirror(aMousePos);
+        nX = aMousePos.X();
+        nY = aMousePos.Y();
+    }
+
+    // we need a mousemove event, before we get a mousebuttondown or a
+    // mousebuttonup event
+    if ( (nSVEvent == MouseNotifyEvent::MOUSEBUTTONDOWN) || (nSVEvent == MouseNotifyEvent::MOUSEBUTTONUP) )
+    {
+        if ( (nSVEvent == MouseNotifyEvent::MOUSEBUTTONUP) && aHelpData.mbExtHelpMode )
+            Help::EndExtHelp();
+        if ( aHelpData.mpHelpWin )
+        {
+            if( xWindow->ImplGetWindow() == aHelpData.mpHelpWin )
+            {
+                ImplDestroyHelpWindow( false );
+                return true; // xWindow is dead now - avoid crash!
+            }
+            else
+                ImplDestroyHelpWindow( true );
+        }
+
+        if ( (pWinFrameData->mnLastMouseX != nX) ||
+             (pWinFrameData->mnLastMouseY != nY) )
+        {
+            sal_uInt16 nMoveCode = nCode & ~(MOUSE_LEFT | MOUSE_RIGHT | MOUSE_MIDDLE);
+            ImplHandleMouseEvent(xWindow, MouseNotifyEvent::MOUSEMOVE, false, nX, nY, nMsgTime, nMoveCode, nMode);
+        }
+    }
+
+    // update frame data
+    pWinFrameData->mnBeforeLastMouseX = pWinFrameData->mnLastMouseX;
+    pWinFrameData->mnBeforeLastMouseY = pWinFrameData->mnLastMouseY;
+    pWinFrameData->mnLastMouseX = nX;
+    pWinFrameData->mnLastMouseY = nY;
+    pWinFrameData->mnMouseCode  = nCode;
+    MouseEventModifiers const nTmpMask = MouseEventModifiers::SYNTHETIC | MouseEventModifiers::MODIFIERCHANGED;
+    pWinFrameData->mnMouseMode  = nMode & ~nTmpMask;
+    if ( bMouseLeave )
+    {
+        pWinFrameData->mbMouseIn = false;
+        if ( ImplGetSVHelpData().mpHelpWin && !ImplGetSVHelpData().mbKeyboardHelp )
+        {
+            ImplDestroyHelpWindow( true );
+
+            if ( xWindow->isDisposed() )
+                return true; // xWindow is dead now - avoid crash! (#122045#)
+        }
+    }
+    else
+        pWinFrameData->mbMouseIn = true;
+
+    DBG_ASSERT(!pSVData->mpWinData->mpTrackWin
+                   || (pSVData->mpWinData->mpTrackWin == pSVData->mpWinData->mpCaptureWin),
+               "ImplHandleMouseEvent: TrackWin != CaptureWin");
+
+    // AutoScrollMode
+    if (pSVData->mpWinData->mpAutoScrollWin && (nSVEvent == MouseNotifyEvent::MOUSEBUTTONDOWN))
+    {
+        pSVData->mpWinData->mpAutoScrollWin->EndAutoScroll();
+        return true;
+    }
+
+    // find mouse window
+    if (pSVData->mpWinData->mpCaptureWin)
+    {
+        pChild = pSVData->mpWinData->mpCaptureWin;
+
+        SAL_WARN_IF( xWindow != pChild->ImplGetFrameWindow(), "vcl",
+                    "ImplHandleMouseEvent: mouse event is not sent to capture window" );
+
+        // java client cannot capture mouse correctly
+        if ( xWindow != pChild->ImplGetFrameWindow() )
+            return false;
+
+        if ( bMouseLeave )
+            return false;
+    }
+    else
+    {
+        if ( bMouseLeave )
+            pChild = nullptr;
+        else
+            pChild = xWindow->ImplFindWindow( aMousePos );
+    }
+
+    // test this because mouse events are buffered in the remote version
+    // and size may not be in sync
+    if ( !pChild && !bMouseLeave )
+        return false;
+
+    // execute a few tests and catch the message or implement the status
+    if ( pChild )
+    {
+        if( pChild->GetOutDev()->ImplIsAntiparallel() )
+        {
+            // re-mirror frame pos at pChild
+            const OutputDevice *pChildWinOutDev = pChild->GetOutDev();
+            pChildWinOutDev->ReMirror( aMousePos );
+        }
+
+        // no mouse messages to disabled windows
+        // #106845# if the window was disabled during capturing we have to pass the mouse events to release capturing
+        if (pSVData->mpWinData->mpCaptureWin.get() != pChild
+            && (!pChild->IsEnabled() || !pChild->IsInputEnabled() || pChild->IsInModalMode()))
+        {
+            ImplHandleMouseFloatMode( pChild, aMousePos, nCode, nSVEvent, bMouseLeave );
+            if ( nSVEvent == MouseNotifyEvent::MOUSEMOVE )
+            {
+                ImplHandleMouseHelpRequest( pChild, aMousePos );
+                if( pWinFrameData->mpMouseMoveWin.get() != pChild )
+                    nMode |= MouseEventModifiers::ENTERWINDOW;
+            }
+
+            // Call the hook also, if Window is disabled
+
+            if ( nSVEvent == MouseNotifyEvent::MOUSEBUTTONDOWN )
+                return true;
+            else
+            {
+                // Set normal MousePointer for disabled windows
+                if ( nSVEvent == MouseNotifyEvent::MOUSEMOVE )
+                    ImplSetMousePointer( pChild );
+
+                return false;
+            }
+        }
+
+        // End ExtTextInput-Mode, if the user click in the same TopLevel Window
+        if (pSVData->mpWinData->mpExtTextInputWin
+            && ((nSVEvent == MouseNotifyEvent::MOUSEBUTTONDOWN)
+                || (nSVEvent == MouseNotifyEvent::MOUSEBUTTONUP)))
+            pSVData->mpWinData->mpExtTextInputWin->EndExtTextInput();
+    }
+
+    // determine mouse event data
+    if ( nSVEvent == MouseNotifyEvent::MOUSEMOVE )
+    {
+        // check if MouseMove belongs to same window and if the
+        // status did not change
+        if ( pChild )
+        {
+            Point aChildMousePos = pChild->ImplFrameToOutput( aMousePos );
+            if ( !bMouseLeave &&
+                 (pChild == pWinFrameData->mpMouseMoveWin) &&
+                 (aChildMousePos.X() == pWinFrameData->mnLastMouseWinX) &&
+                 (aChildMousePos.Y() == pWinFrameData->mnLastMouseWinY) &&
+                 (nOldCode == pWinFrameData->mnMouseCode) )
+            {
+                // set mouse pointer anew, as it could have changed
+                // due to the mode switch
+                ImplSetMousePointer( pChild );
+                return false;
+            }
+
+            pWinFrameData->mnLastMouseWinX = aChildMousePos.X();
+            pWinFrameData->mnLastMouseWinY = aChildMousePos.Y();
+        }
+
+        // mouse click
+        nClicks = pWinFrameData->mnClickCount;
+
+        // call Start-Drag handler if required
+        // Warning: should be called before Move, as otherwise during
+        // fast mouse movements the applications move to the selection state
+        vcl::Window* pMouseDownWin = pWinFrameData->mpMouseDownWin;
+        if ( pMouseDownWin )
+        {
+            // check for matching StartDrag mode. We only compare
+            // the status of the mouse buttons, such that e. g. Mod1 can
+            // change immediately to the copy mode
+            const MouseSettings& rMSettings = pMouseDownWin->GetSettings().GetMouseSettings();
+            if ( (nCode & (MOUSE_LEFT | MOUSE_RIGHT | MOUSE_MIDDLE)) ==
+                 (MouseSettings::GetStartDragCode() & (MOUSE_LEFT | MOUSE_RIGHT | MOUSE_MIDDLE)) )
+            {
+                if ( !pMouseDownWin->ImplGetFrameData()->mbStartDragCalled )
+                {
+                    tools::Long nDragW  = rMSettings.GetStartDragWidth();
+                    tools::Long nDragH  = rMSettings.GetStartDragHeight();
+                    //long nMouseX = nX;
+                    //long nMouseY = nY;
+                    tools::Long nMouseX = aMousePos.X(); // #106074# use the possibly re-mirrored coordinates (RTL) ! nX,nY are unmodified !
+                    tools::Long nMouseY = aMousePos.Y();
+                    if ( (((nMouseX-nDragW) > pMouseDownWin->ImplGetFrameData()->mnFirstMouseX) ||
+                           ((nMouseX+nDragW) < pMouseDownWin->ImplGetFrameData()->mnFirstMouseX)) ||
+                         (((nMouseY-nDragH) > pMouseDownWin->ImplGetFrameData()->mnFirstMouseY) ||
+                           ((nMouseY+nDragH) < pMouseDownWin->ImplGetFrameData()->mnFirstMouseY)) )
+                    {
+                        pMouseDownWin->ImplGetFrameData()->mbStartDragCalled  = true;
+
+                        // Check if drag source provides its own recognizer
+                        if( pMouseDownWin->ImplGetFrameData()->mbInternalDragGestureRecognizer )
+                        {
+                            // query DropTarget from child window
+                            css::uno::Reference< css::datatransfer::dnd::XDragGestureRecognizer > xDragGestureRecognizer(
+                                    pMouseDownWin->ImplGetWindowImpl()->mxDNDListenerContainer,
+                                    css::uno::UNO_QUERY );
+
+                            if( xDragGestureRecognizer.is() )
+                            {
+                                // retrieve mouse position relative to mouse down window
+                                Point relLoc = pMouseDownWin->ImplFrameToOutput( Point(
+                                    pMouseDownWin->ImplGetFrameData()->mnFirstMouseX,
+                                    pMouseDownWin->ImplGetFrameData()->mnFirstMouseY ) );
+
+                                // create a UNO mouse event out of the available data
+                                css::awt::MouseEvent aMouseEvent( static_cast < css::uno::XInterface * > ( nullptr ),
+#ifdef MACOSX
+                                    nCode & (KEY_SHIFT | KEY_MOD1 | KEY_MOD2 | KEY_MOD3),
+#else
+                                    nCode & (KEY_SHIFT | KEY_MOD1 | KEY_MOD2),
+#endif
+                                    nCode & (MOUSE_LEFT | MOUSE_RIGHT | MOUSE_MIDDLE),
+                                    nMouseX,
+                                    nMouseY,
+                                    nClicks,
+                                    false );
+
+                                SolarMutexReleaser aReleaser;
+
+                                // FIXME: where do I get Action from ?
+                                css::uno::Reference< css::datatransfer::dnd::XDragSource > xDragSource = pMouseDownWin->GetDragSource();
+
+                                if( xDragSource.is() )
+                                {
+                                    static_cast < DNDListenerContainer * > ( xDragGestureRecognizer.get() )->fireDragGestureEvent( 0,
+                                        relLoc.X(), relLoc.Y(), xDragSource, css::uno::Any( aMouseEvent ) );
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+            else
+                pMouseDownWin->ImplGetFrameData()->mbStartDragCalled  = true;
+        }
+
+        if (xWindow->isDisposed())
+            return true;
+        // test for mouseleave and mouseenter
+        VclPtr<vcl::Window> pMouseMoveWin = pWinFrameData->mpMouseMoveWin;
+        if ( pChild != pMouseMoveWin )
+        {
+            if ( pMouseMoveWin )
+            {
+                Point       aLeaveMousePos = pMouseMoveWin->ImplFrameToOutput( aMousePos );
+                MouseEvent  aMLeaveEvt( aLeaveMousePos, nClicks, nMode | MouseEventModifiers::LEAVEWINDOW, nCode, nCode );
+                NotifyEvent aNLeaveEvt( MouseNotifyEvent::MOUSEMOVE, pMouseMoveWin, &aMLeaveEvt );
+                pWinFrameData->mbInMouseMove = true;
+                pMouseMoveWin->ImplGetWinData()->mbMouseOver = false;
+
+                // A MouseLeave can destroy this window
+                if ( !ImplCallPreNotify( aNLeaveEvt ) )
+                {
+                    pMouseMoveWin->MouseMove( aMLeaveEvt );
+                    if( !pMouseMoveWin->isDisposed() )
+                        aNLeaveEvt.GetWindow()->ImplNotifyKeyMouseCommandEventListeners( aNLeaveEvt );
+                }
+
+                pWinFrameData->mpMouseMoveWin = nullptr;
+                pWinFrameData->mbInMouseMove = false;
+
+                if ( pChild && pChild->isDisposed() )
+                    pChild = nullptr;
+                if ( pMouseMoveWin->isDisposed() )
+                    return true;
+            }
+
+            nMode |= MouseEventModifiers::ENTERWINDOW;
+        }
+        pWinFrameData->mpMouseMoveWin = pChild;
+        if( pChild )
+            pChild->ImplGetWinData()->mbMouseOver = true;
+
+        // MouseLeave
+        if ( !pChild )
+            return false;
+    }
+    else
+    {
+        if (pChild)
+        {
+            // mouse click
+            if ( nSVEvent == MouseNotifyEvent::MOUSEBUTTONDOWN )
+            {
+                const MouseSettings& rMSettings = pChild->GetSettings().GetMouseSettings();
+                sal_uInt64 nDblClkTime = rMSettings.GetDoubleClickTime();
+                tools::Long    nDblClkW    = rMSettings.GetDoubleClickWidth();
+                tools::Long    nDblClkH    = rMSettings.GetDoubleClickHeight();
+                //long    nMouseX     = nX;
+                //long    nMouseY     = nY;
+                tools::Long nMouseX = aMousePos.X();   // #106074# use the possibly re-mirrored coordinates (RTL) ! nX,nY are unmodified !
+                tools::Long nMouseY = aMousePos.Y();
+
+                if ( (pChild == pChild->ImplGetFrameData()->mpMouseDownWin) &&
+                     (nCode == pChild->ImplGetFrameData()->mnFirstMouseCode) &&
+                     ((nMsgTime-pChild->ImplGetFrameData()->mnMouseDownTime) < nDblClkTime) &&
+                     ((nMouseX-nDblClkW) <= pChild->ImplGetFrameData()->mnFirstMouseX) &&
+                     ((nMouseX+nDblClkW) >= pChild->ImplGetFrameData()->mnFirstMouseX) &&
+                     ((nMouseY-nDblClkH) <= pChild->ImplGetFrameData()->mnFirstMouseY) &&
+                     ((nMouseY+nDblClkH) >= pChild->ImplGetFrameData()->mnFirstMouseY) )
+                {
+                    pChild->ImplGetFrameData()->mnClickCount++;
+                    pChild->ImplGetFrameData()->mbStartDragCalled  = true;
+                }
+                else
+                {
+                    pChild->ImplGetFrameData()->mpMouseDownWin     = pChild;
+                    pChild->ImplGetFrameData()->mnClickCount       = 1;
+                    pChild->ImplGetFrameData()->mnFirstMouseX      = nMouseX;
+                    pChild->ImplGetFrameData()->mnFirstMouseY      = nMouseY;
+                    pChild->ImplGetFrameData()->mnFirstMouseCode   = nCode;
+                    pChild->ImplGetFrameData()->mbStartDragCalled  = (nCode & (MOUSE_LEFT | MOUSE_RIGHT | MOUSE_MIDDLE)) !=
+                                                                     (MouseSettings::GetStartDragCode() & (MOUSE_LEFT | MOUSE_RIGHT | MOUSE_MIDDLE));
+                }
+                pChild->ImplGetFrameData()->mnMouseDownTime = nMsgTime;
+            }
+            nClicks = pChild->ImplGetFrameData()->mnClickCount;
+        }
+
+        pSVData->maAppData.mnLastInputTime = tools::Time::GetSystemTicks();
+    }
+
+    SAL_WARN_IF( !pChild, "vcl", "ImplHandleMouseEvent: pChild == NULL" );
+
+    if (!pChild)
+        return false;
+
+    // create mouse event
+    Point aChildPos = pChild->ImplFrameToOutput( aMousePos );
+    MouseEvent aMEvt( aChildPos, nClicks, nMode, nCode, nCode );
+
+
+    // tracking window gets the mouse events
+    if (pSVData->mpWinData->mpTrackWin)
+        pChild = pSVData->mpWinData->mpTrackWin;
+
+    // handle FloatingMode
+    if (!pSVData->mpWinData->mpTrackWin && pSVData->mpWinData->mpFirstFloat)
+    {
+        if ( ImplHandleMouseFloatMode( pChild, aMousePos, nCode, nSVEvent, bMouseLeave ) )
+        {
+            if ( !pChild->isDisposed() )
+            {
+                pChild->ImplGetFrameData()->mbStartDragCalled = true;
+            }
+            return true;
+        }
+    }
+
+    // call handler
+    bool bCallHelpRequest = true;
+    SAL_WARN_IF( !pChild, "vcl", "ImplHandleMouseEvent: pChild is NULL" );
+
+    if (!pChild)
+        return false;
+
+    NotifyEvent aNEvt( nSVEvent, pChild, &aMEvt );
+    if ( nSVEvent == MouseNotifyEvent::MOUSEMOVE )
+        pChild->ImplGetFrameData()->mbInMouseMove = true;
+
+    // bring window into foreground on mouseclick
+    if ( nSVEvent == MouseNotifyEvent::MOUSEBUTTONDOWN )
+    {
+        if (!pSVData->mpWinData->mpFirstFloat
+            && // totop for floating windows in popup would change the focus and would close them immediately
+            !(pChild->ImplGetFrameWindow()->GetStyle()
+              & WB_OWNERDRAWDECORATION)) // ownerdrawdecorated windows must never grab focus
+            pChild->ToTop();
+        if ( pChild->isDisposed() )
+            return true;
+    }
+
+    if ( ImplCallPreNotify( aNEvt ) || pChild->isDisposed() )
+        bRet = true;
+    else
+    {
+        bRet = false;
+        if ( nSVEvent == MouseNotifyEvent::MOUSEMOVE )
+        {
+            if (pSVData->mpWinData->mpTrackWin)
+            {
+                TrackingEvent aTEvt( aMEvt );
+                pChild->Tracking( aTEvt );
+                if ( !pChild->isDisposed() )
+                {
+                    // When ScrollRepeat, we restart the timer
+                    if (pSVData->mpWinData->mpTrackTimer
+                        && (pSVData->mpWinData->mnTrackFlags & StartTrackingFlags::ScrollRepeat))
+                        pSVData->mpWinData->mpTrackTimer->Start();
+                }
+                bCallHelpRequest = false;
+                bRet = true;
+            }
+            else
+            {
+                if( pChild->isDisposed() )
+                    bCallHelpRequest = false;
+                else
+                {
+                    // if the MouseMove handler changes the help window's visibility
+                    // the HelpRequest handler should not be called anymore
+                    vcl::Window* pOldHelpTextWin = ImplGetSVHelpData().mpHelpWin;
+                    pChild->MouseMove( aMEvt );
+                    if ( pOldHelpTextWin != ImplGetSVHelpData().mpHelpWin )
+                        bCallHelpRequest = false;
+                }
+            }
+        }
+        else if ( nSVEvent == MouseNotifyEvent::MOUSEBUTTONDOWN )
+        {
+            if ( pSVData->mpWinData->mpTrackWin )
+                bRet = true;
+            else
+            {
+                pChild->ImplGetWindowImpl()->mbMouseButtonDown = false;
+                pChild->MouseButtonDown( aMEvt );
+            }
+        }
+        else
+        {
+            if (pSVData->mpWinData->mpTrackWin)
+            {
+                pChild->EndTracking();
+                bRet = true;
+            }
+            else
+            {
+                pChild->ImplGetWindowImpl()->mbMouseButtonUp = false;
+                pChild->MouseButtonUp( aMEvt );
+            }
+        }
+
+        assert(aNEvt.GetWindow() == pChild);
+
+        if (!pChild->isDisposed())
+            pChild->ImplNotifyKeyMouseCommandEventListeners( aNEvt );
+    }
+
+    if (pChild->isDisposed())
+        return true;
+
+    if ( nSVEvent == MouseNotifyEvent::MOUSEMOVE )
+        pChild->ImplGetWindowImpl()->mpFrameData->mbInMouseMove = false;
+
+    if ( nSVEvent == MouseNotifyEvent::MOUSEMOVE )
+    {
+        if ( bCallHelpRequest && !ImplGetSVHelpData().mbKeyboardHelp )
+            ImplHandleMouseHelpRequest( pChild, pChild->OutputToScreenPixel( aMEvt.GetPosPixel() ) );
+        bRet = true;
+    }
+    else if ( !bRet )
+    {
+        if ( nSVEvent == MouseNotifyEvent::MOUSEBUTTONDOWN )
+        {
+            if ( !pChild->ImplGetWindowImpl()->mbMouseButtonDown )
+                bRet = true;
+        }
+        else
+        {
+            if ( !pChild->ImplGetWindowImpl()->mbMouseButtonUp )
+                bRet = true;
+        }
+    }
+
+    if ( nSVEvent == MouseNotifyEvent::MOUSEMOVE )
+    {
+        // set new mouse pointer
+        if ( !bMouseLeave )
+            ImplSetMousePointer( pChild );
+    }
+    else if ( (nSVEvent == MouseNotifyEvent::MOUSEBUTTONDOWN) || (nSVEvent == MouseNotifyEvent::MOUSEBUTTONUP) )
+    {
+        // Command-Events
+        if ( /*!bRet &&*/ (nClicks == 1) && (nSVEvent == MouseNotifyEvent::MOUSEBUTTONDOWN) &&
+             (nCode == MOUSE_MIDDLE) )
+        {
+            MouseMiddleButtonAction nMiddleAction = pChild->GetSettings().GetMouseSettings().GetMiddleButtonAction();
+            if ( nMiddleAction == MouseMiddleButtonAction::AutoScroll )
+                bRet = !ImplCallCommand( pChild, CommandEventId::StartAutoScroll, nullptr, true, &aChildPos );
+            else if ( nMiddleAction == MouseMiddleButtonAction::PasteSelection )
+                bRet = !ImplCallCommand( pChild, CommandEventId::PasteSelection, nullptr, true, &aChildPos );
+        }
+        else
+        {
+            // ContextMenu
+            if ( (nCode == MouseSettings::GetContextMenuCode()) &&
+                 (nClicks == MouseSettings::GetContextMenuClicks()) )
+            {
+                bool bContextMenu = (nSVEvent == MouseNotifyEvent::MOUSEBUTTONDOWN);
+                if ( bContextMenu )
+                {
+                    if( pSVData->maAppData.mpActivePopupMenu )
+                    {
+                        /*  #i34277# there already is a context menu open
+                        *   that was probably just closed with EndPopupMode.
+                        *   We need to give the eventual corresponding
+                        *   PopupMenu::Execute a chance to end properly.
+                        *   Therefore delay context menu command and
+                        *   issue only after popping one frame of the
+                        *   Yield stack.
+                        */
+                        ContextMenuEvent* pEv = new ContextMenuEvent;
+                        pEv->pWindow = pChild;
+                        pEv->aChildPos = aChildPos;
+                        Application::PostUserEvent( Link<void*,void>( pEv, ContextMenuEventLink ) );
+                    }
+                    else
+                        bRet = ! ImplCallCommand( pChild, CommandEventId::ContextMenu, nullptr, true, &aChildPos );
+                }
+            }
+        }
+    }
+
+    return bRet;
+}
+
+bool ImplLOKHandleMouseEvent(const VclPtr<vcl::Window>& xWindow, MouseNotifyEvent nEvent, bool /*bMouseLeave*/,
+                             tools::Long nX, tools::Long nY, sal_uInt64 /*nMsgTime*/,
+                             sal_uInt16 nCode, MouseEventModifiers nMode, sal_uInt16 nClicks)
+{
+    Point aMousePos(nX, nY);
+
+    if (!xWindow)
+        return false;
+
+    if (xWindow->isDisposed())
+        return false;
+
+    ImplFrameData* pFrameData = xWindow->ImplGetFrameData();
+    if (!pFrameData)
+        return false;
+
+    Point aWinPos = xWindow->ImplFrameToOutput(aMousePos);
+
+    pFrameData->mnLastMouseX = nX;
+    pFrameData->mnLastMouseY = nY;
+    pFrameData->mnClickCount = nClicks;
+    pFrameData->mnMouseCode = nCode;
+    pFrameData->mbMouseIn = false;
+
+    vcl::Window* pDragWin = pFrameData->mpMouseDownWin;
+    if (pDragWin &&
+        nEvent == MouseNotifyEvent::MOUSEMOVE &&
+        pFrameData->mbDragging)
+    {
+        css::uno::Reference<css::datatransfer::dnd::XDropTargetDragContext> xDropTargetDragContext =
+            new GenericDropTargetDragContext();
+        css::uno::Reference<css::datatransfer::dnd::XDropTarget> xDropTarget(
+            pDragWin->ImplGetWindowImpl()->mxDNDListenerContainer, css::uno::UNO_QUERY);
+
+        if (!xDropTarget.is() ||
+            !xDropTargetDragContext.is() ||
+            (nCode & (MOUSE_LEFT | MOUSE_RIGHT | MOUSE_MIDDLE)) !=
+            (MouseSettings::GetStartDragCode() & (MOUSE_LEFT | MOUSE_RIGHT | MOUSE_MIDDLE)))
+        {
+            pFrameData->mbStartDragCalled = pFrameData->mbDragging = false;
+            return false;
+        }
+
+        static_cast<DNDListenerContainer *>(xDropTarget.get())->fireDragOverEvent(
+            xDropTargetDragContext,
+            css::datatransfer::dnd::DNDConstants::ACTION_MOVE,
+            aWinPos.X(),
+            aWinPos.Y(),
+            (css::datatransfer::dnd::DNDConstants::ACTION_COPY |
+             css::datatransfer::dnd::DNDConstants::ACTION_MOVE |
+             css::datatransfer::dnd::DNDConstants::ACTION_LINK));
+
+        return true;
+    }
+
+    if (pDragWin &&
+        nEvent == MouseNotifyEvent::MOUSEBUTTONUP &&
+        pFrameData->mbDragging)
+    {
+        css::uno::Reference<css::datatransfer::XTransferable> xTransfer;
+        css::uno::Reference<css::datatransfer::dnd::XDropTargetDropContext> xDropTargetDropContext =
+            new GenericDropTargetDropContext();
+        css::uno::Reference<css::datatransfer::dnd::XDropTarget> xDropTarget(
+            pDragWin->ImplGetWindowImpl()->mxDNDListenerContainer, css::uno::UNO_QUERY);
+
+        if (!xDropTarget.is() || !xDropTargetDropContext.is())
+        {
+            pFrameData->mbStartDragCalled = pFrameData->mbDragging = false;
+            return false;
+        }
+
+        Point dragOverPos = pDragWin->ImplFrameToOutput(aMousePos);
+        static_cast<DNDListenerContainer *>(xDropTarget.get())->fireDropEvent(
+            xDropTargetDropContext,
+            css::datatransfer::dnd::DNDConstants::ACTION_MOVE,
+            dragOverPos.X(),
+            dragOverPos.Y(),
+            (css::datatransfer::dnd::DNDConstants::ACTION_COPY |
+             css::datatransfer::dnd::DNDConstants::ACTION_MOVE |
+             css::datatransfer::dnd::DNDConstants::ACTION_LINK),
+            xTransfer);
+
+        pFrameData->mbStartDragCalled = pFrameData->mbDragging = false;
+        return true;
+    }
+
+    if (pFrameData->mbDragging)
+    {
+        // wrong status, reset
+        pFrameData->mbStartDragCalled = pFrameData->mbDragging = false;
+        return false;
+    }
+
+    vcl::Window* pDownWin = pFrameData->mpMouseDownWin;
+    if (pDownWin && nEvent == MouseNotifyEvent::MOUSEMOVE)
+    {
+        const MouseSettings& aSettings = pDownWin->GetSettings().GetMouseSettings();
+        if ((nCode & (MOUSE_LEFT | MOUSE_RIGHT | MOUSE_MIDDLE)) ==
+            (MouseSettings::GetStartDragCode() & (MOUSE_LEFT | MOUSE_RIGHT | MOUSE_MIDDLE)) )
+        {
+            if (!pFrameData->mbStartDragCalled)
+            {
+                tools::Long nDragWidth = aSettings.GetStartDragWidth();
+                tools::Long nDragHeight = aSettings.GetStartDragHeight();
+                tools::Long nMouseX = aMousePos.X();
+                tools::Long nMouseY = aMousePos.Y();
+
+                if ((((nMouseX - nDragWidth) > pFrameData->mnFirstMouseX) ||
+                     ((nMouseX + nDragWidth) < pFrameData->mnFirstMouseX)) ||
+                    (((nMouseY - nDragHeight) > pFrameData->mnFirstMouseY) ||
+                     ((nMouseY + nDragHeight) < pFrameData->mnFirstMouseY)))
+                {
+                    pFrameData->mbStartDragCalled  = true;
+
+                    if (pFrameData->mbInternalDragGestureRecognizer)
+                    {
+                        // query DropTarget from child window
+                        css::uno::Reference< css::datatransfer::dnd::XDragGestureRecognizer > xDragGestureRecognizer(
+                            pDownWin->ImplGetWindowImpl()->mxDNDListenerContainer,
+                            css::uno::UNO_QUERY );
+
+                        if (xDragGestureRecognizer.is())
+                        {
+                            // create a UNO mouse event out of the available data
+                            css::awt::MouseEvent aEvent(
+                                static_cast < css::uno::XInterface * > ( nullptr ),
+ #ifdef MACOSX
+                                nCode & (KEY_SHIFT | KEY_MOD1 | KEY_MOD2 | KEY_MOD3),
+ #else
+                                nCode & (KEY_SHIFT | KEY_MOD1 | KEY_MOD2),
+ #endif
+                                nCode & (MOUSE_LEFT | MOUSE_RIGHT | MOUSE_MIDDLE),
+                                nMouseX,
+                                nMouseY,
+                                nClicks,
+                                false);
+                            css::uno::Reference< css::datatransfer::dnd::XDragSource > xDragSource =
+                                pDownWin->GetDragSource();
+
+                            if (xDragSource.is())
+                            {
+                                static_cast<DNDListenerContainer *>(xDragGestureRecognizer.get())->
+                                    fireDragGestureEvent(
+                                        0,
+                                        aWinPos.X(),
+                                        aWinPos.Y(),
+                                        xDragSource,
+                                        css::uno::Any(aEvent));
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    MouseEvent aMouseEvent(aWinPos, nClicks, nMode, nCode, nCode);
+    if (nEvent == MouseNotifyEvent::MOUSEMOVE)
+    {
+        if (pFrameData->mpTrackWin)
+        {
+            TrackingEvent aTrackingEvent(aMouseEvent);
+            pFrameData->mpTrackWin->Tracking(aTrackingEvent);
+        }
+        else
+            xWindow->MouseMove(aMouseEvent);
+    }
+    else if (nEvent == MouseNotifyEvent::MOUSEBUTTONDOWN &&
+        !pFrameData->mpTrackWin)
+    {
+        pFrameData->mpMouseDownWin = xWindow;
+        pFrameData->mnFirstMouseX = aMousePos.X();
+        pFrameData->mnFirstMouseY = aMousePos.Y();
+
+        xWindow->MouseButtonDown(aMouseEvent);
+    }
+    else
+    {
+        if (pFrameData->mpTrackWin)
+        {
+            pFrameData->mpTrackWin->EndTracking();
+        }
+
+        pFrameData->mpMouseDownWin = nullptr;
+        pFrameData->mpMouseMoveWin = nullptr;
+        pFrameData->mbStartDragCalled = false;
+        xWindow->MouseButtonUp(aMouseEvent);
+    }
+
+    if (nEvent == MouseNotifyEvent::MOUSEBUTTONDOWN)
+    {
+         // ContextMenu
+         if ( (nCode == MouseSettings::GetContextMenuCode()) &&
+              (nClicks == MouseSettings::GetContextMenuClicks()) )
+         {
+            ImplCallCommand(xWindow, CommandEventId::ContextMenu, nullptr, true, &aWinPos);
+         }
+    }
+
+    return true;
+}
+
+static vcl::Window* ImplGetKeyInputWindow( vcl::Window* pWindow )
+{
+    ImplSVData* pSVData = ImplGetSVData();
+
+    // determine last input time
+    pSVData->maAppData.mnLastInputTime = tools::Time::GetSystemTicks();
+
+    // #127104# workaround for destroyed windows
+    if( pWindow->ImplGetWindowImpl() == nullptr )
+        return nullptr;
+
+    // find window - is every time the window which has currently the
+    // focus or the last time the focus.
+
+    // the first floating window always has the focus, try it, or any parent floating windows, first
+    vcl::Window* pChild = pSVData->mpWinData->mpFirstFloat;
+    while (pChild)
+    {
+        if (pChild->ImplGetWindowImpl())
+        {
+            if (pChild->ImplGetWindowImpl()->mbFloatWin)
+            {
+                if (static_cast<FloatingWindow *>(pChild)->GrabsFocus())
+                    break;
+            }
+            else if (pChild->ImplGetWindowImpl()->mbDockWin)
+            {
+                vcl::Window* pParent = pChild->GetWindow(GetWindowType::RealParent);
+                if (pParent && pParent->ImplGetWindowImpl()->mbFloatWin &&
+                    static_cast<FloatingWindow *>(pParent)->GrabsFocus())
+                    break;
+            }
+        }
+        pChild = pChild->GetParent();
+    }
+
+    if (!pChild)
+        pChild = pWindow;
+
+    pChild = pChild->ImplGetWindowImpl() && pChild->ImplGetWindowImpl()->mpFrameData ? pChild->ImplGetWindowImpl()->mpFrameData->mpFocusWin.get() : nullptr;
+
+    // no child - then no input
+    if ( !pChild )
+        return nullptr;
+
+    // We call also KeyInput if we haven't the focus, because on Unix
+    // system this is often the case when a Lookup Choice Window has
+    // the focus - because this windows send the KeyInput directly to
+    // the window without resetting the focus
+
+    // no keyinput to disabled windows
+    if ( !pChild->IsEnabled() || !pChild->IsInputEnabled() || pChild->IsInModalMode() )
+        return nullptr;
+
+    return pChild;
+}
+
+static bool ImplHandleKey( vcl::Window* pWindow, MouseNotifyEvent nSVEvent,
+                           sal_uInt16 nKeyCode, sal_uInt16 nCharCode, sal_uInt16 nRepeat, bool bForward )
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    vcl::KeyCode aKeyCode( nKeyCode, nKeyCode );
+    sal_uInt16 nEvCode = aKeyCode.GetCode();
+
+    // allow application key listeners to remove the key event
+    // but make sure we're not forwarding external KeyEvents, (ie where bForward is false)
+    // because those are coming back from the listener itself and MUST be processed
+    if( bForward )
+    {
+        VclEventId nVCLEvent;
+        switch( nSVEvent )
+        {
+            case MouseNotifyEvent::KEYINPUT:
+                nVCLEvent = VclEventId::WindowKeyInput;
+                break;
+            case MouseNotifyEvent::KEYUP:
+                nVCLEvent = VclEventId::WindowKeyUp;
+                break;
+            default:
+                nVCLEvent = VclEventId::NONE;
+                break;
+        }
+        KeyEvent aKeyEvent(static_cast<sal_Unicode>(nCharCode), aKeyCode, nRepeat);
+        if (nVCLEvent != VclEventId::NONE && Application::HandleKey(nVCLEvent, pWindow, &aKeyEvent))
+            return true;
+    }
+
+    bool bCtrlF6 = (aKeyCode.GetCode() == KEY_F6) && aKeyCode.IsMod1();
+
+    // determine last input time
+    pSVData->maAppData.mnLastInputTime = tools::Time::GetSystemTicks();
+
+    // handle tracking window
+    if ( nSVEvent == MouseNotifyEvent::KEYINPUT )
+    {
+        if ( ImplGetSVHelpData().mbExtHelpMode )
+        {
+            Help::EndExtHelp();
+            if ( nEvCode == KEY_ESCAPE )
+                return true;
+        }
+        if ( ImplGetSVHelpData().mpHelpWin )
+            ImplDestroyHelpWindow( false );
+
+        // AutoScrollMode
+        if (pSVData->mpWinData->mpAutoScrollWin)
+        {
+            pSVData->mpWinData->mpAutoScrollWin->EndAutoScroll();
+            if ( nEvCode == KEY_ESCAPE )
+                return true;
+        }
+
+        if (pSVData->mpWinData->mpTrackWin)
+        {
+            sal_uInt16 nOrigCode = aKeyCode.GetCode();
+
+            if ( nOrigCode == KEY_ESCAPE )
+            {
+                pSVData->mpWinData->mpTrackWin->EndTracking( TrackingEventFlags::Cancel | TrackingEventFlags::Key );
+                if (pSVData->mpWinData->mpFirstFloat)
+                {
+                    FloatingWindow* pLastLevelFloat = pSVData->mpWinData->mpFirstFloat->ImplFindLastLevelFloat();
+                    if ( !(pLastLevelFloat->GetPopupModeFlags() & FloatWinPopupFlags::NoKeyClose) )
+                    {
+                        sal_uInt16 nEscCode = aKeyCode.GetCode();
+
+                        if ( nEscCode == KEY_ESCAPE )
+                            pLastLevelFloat->EndPopupMode( FloatWinPopupEndFlags::Cancel | FloatWinPopupEndFlags::CloseAll );
+                    }
+                }
+                return true;
+            }
+            else if ( nOrigCode == KEY_RETURN )
+            {
+                pSVData->mpWinData->mpTrackWin->EndTracking( TrackingEventFlags::Key );
+                return true;
+            }
+            else
+                return true;
+        }
+
+        // handle FloatingMode
+        if (pSVData->mpWinData->mpFirstFloat)
+        {
+            FloatingWindow* pLastLevelFloat = pSVData->mpWinData->mpFirstFloat->ImplFindLastLevelFloat();
+            if ( !(pLastLevelFloat->GetPopupModeFlags() & FloatWinPopupFlags::NoKeyClose) )
+            {
+                sal_uInt16 nCode = aKeyCode.GetCode();
+
+                if ( (nCode == KEY_ESCAPE) || bCtrlF6)
+                {
+                    pLastLevelFloat->EndPopupMode( FloatWinPopupEndFlags::Cancel | FloatWinPopupEndFlags::CloseAll );
+                    if( !bCtrlF6 )
+                        return true;
+                }
+            }
+        }
+
+        // test for accel
+        if ( pSVData->maAppData.mpAccelMgr )
+        {
+            if ( pSVData->maAppData.mpAccelMgr->IsAccelKey( aKeyCode ) )
+                return true;
+        }
+    }
+
+    // find window
+    VclPtr<vcl::Window> pChild = ImplGetKeyInputWindow( pWindow );
+    if ( !pChild )
+        return false;
+
+    // #i1820# use locale specific decimal separator
+    if (nEvCode == KEY_DECIMAL)
+    {
+        // tdf#138932: don't modify the meaning of the key for password box
+        bool bPass = false;
+        if (auto pEdit = dynamic_cast<Edit*>(pChild.get()))
+            bPass = pEdit->IsPassword();
+        if (!bPass && Application::GetSettings().GetMiscSettings().GetEnableLocalizedDecimalSep())
+        {
+            OUString aSep(pWindow->GetSettings().GetLocaleDataWrapper().getNumDecimalSep());
+            nCharCode = static_cast<sal_uInt16>(aSep[0]);
+        }
+    }
+
+    // RTL: mirror cursor keys
+    if( (aKeyCode.GetCode() == KEY_LEFT || aKeyCode.GetCode() == KEY_RIGHT) &&
+      pChild->IsRTLEnabled() && pChild->GetOutDev()->HasMirroredGraphics() )
+        aKeyCode = vcl::KeyCode( aKeyCode.GetCode() == KEY_LEFT ? KEY_RIGHT : KEY_LEFT, aKeyCode.GetModifier() );
+
+    KeyEvent    aKeyEvt( static_cast<sal_Unicode>(nCharCode), aKeyCode, nRepeat );
+    NotifyEvent aNotifyEvt( nSVEvent, pChild, &aKeyEvt );
+    bool bKeyPreNotify = ImplCallPreNotify( aNotifyEvt );
+    bool bRet = true;
+
+    if ( !bKeyPreNotify && !pChild->isDisposed() )
+    {
+        if ( nSVEvent == MouseNotifyEvent::KEYINPUT )
+        {
+            UITestLogger::getInstance().logKeyInput(pChild, aKeyEvt);
+            pChild->ImplGetWindowImpl()->mbKeyInput = false;
+            pChild->KeyInput( aKeyEvt );
+        }
+        else
+        {
+            pChild->ImplGetWindowImpl()->mbKeyUp = false;
+            pChild->KeyUp( aKeyEvt );
+        }
+        if( !pChild->isDisposed() )
+            aNotifyEvt.GetWindow()->ImplNotifyKeyMouseCommandEventListeners( aNotifyEvt );
+    }
+
+    if ( pChild->isDisposed() )
+        return true;
+
+    if ( nSVEvent == MouseNotifyEvent::KEYINPUT )
+    {
+        if ( !bKeyPreNotify && pChild->ImplGetWindowImpl()->mbKeyInput )
+        {
+            sal_uInt16 nCode = aKeyCode.GetCode();
+
+            // #101999# is focus in or below toolbox
+            bool bToolboxFocus=false;
+            if( (nCode == KEY_F1) && aKeyCode.IsShift() )
+            {
+                vcl::Window *pWin = pWindow->ImplGetWindowImpl()->mpFrameData->mpFocusWin;
+                while( pWin )
+                {
+                    if( pWin->ImplGetWindowImpl()->mbToolBox )
+                    {
+                        bToolboxFocus = true;
+                        break;
+                    }
+                    else
+                        pWin = pWin->GetParent();
+                }
+            }
+
+            // ContextMenu
+            if ( (nCode == KEY_CONTEXTMENU) || ((nCode == KEY_F10) && aKeyCode.IsShift() && !aKeyCode.IsMod1() && !aKeyCode.IsMod2() ) )
+                bRet = !ImplCallCommand( pChild, CommandEventId::ContextMenu );
+            else if ( ( (nCode == KEY_F2) && aKeyCode.IsShift() ) || ( (nCode == KEY_F1) && aKeyCode.IsMod1() ) ||
+                // #101999# no active help when focus in toolbox, simulate BalloonHelp instead
+                ( (nCode == KEY_F1) && aKeyCode.IsShift() && bToolboxFocus ) )
+            {
+                // TipHelp via Keyboard (Shift-F2 or Ctrl-F1)
+                // simulate mouseposition at center of window
+
+                Size aSize = pChild->GetOutDev()->GetOutputSize();
+                Point aPos( aSize.getWidth()/2, aSize.getHeight()/2 );
+                aPos = pChild->OutputToScreenPixel( aPos );
+
+                HelpEvent aHelpEvent( aPos, HelpEventMode::BALLOON );
+                aHelpEvent.SetKeyboardActivated( true );
+                ImplGetSVHelpData().mbSetKeyboardHelp = true;
+                pChild->RequestHelp( aHelpEvent );
+                ImplGetSVHelpData().mbSetKeyboardHelp = false;
+            }
+            else if ( (nCode == KEY_F1) || (nCode == KEY_HELP) )
+            {
+                if ( !aKeyCode.GetModifier() )
+                {
+                    if ( ImplGetSVHelpData().mbContextHelp )
+                    {
+                        Point       aMousePos = pChild->OutputToScreenPixel( pChild->GetPointerPosPixel() );
+                        HelpEvent   aHelpEvent( aMousePos, HelpEventMode::CONTEXT );
+                        pChild->RequestHelp( aHelpEvent );
+                    }
+                    else
+                        bRet = false;
+                }
+                else if ( aKeyCode.IsShift() )
+                {
+                    if ( ImplGetSVHelpData().mbExtHelp )
+                        Help::StartExtHelp();
+                    else
+                        bRet = false;
+                }
+            }
+            else
+                bRet = false;
+        }
+    }
+    else
+    {
+        if ( !bKeyPreNotify && pChild->ImplGetWindowImpl()->mbKeyUp )
+            bRet = false;
+    }
+
+    // #105591# send keyinput to parent if we are a floating window and the key was not processed yet
+    if( !bRet && pWindow->ImplGetWindowImpl() && pWindow->ImplGetWindowImpl()->mbFloatWin && pWindow->GetParent() && (pWindow->ImplGetWindowImpl()->mpFrame != pWindow->GetParent()->ImplGetWindowImpl()->mpFrame) )
+    {
+        pChild = pWindow->GetParent();
+
+        // call handler
+        NotifyEvent aNEvt( nSVEvent, pChild, &aKeyEvt );
+        bool bPreNotify = ImplCallPreNotify( aNEvt );
+        if ( pChild->isDisposed() )
+            return true;
+
+        if ( !bPreNotify )
+        {
+            if ( nSVEvent == MouseNotifyEvent::KEYINPUT )
+            {
+                pChild->ImplGetWindowImpl()->mbKeyInput = false;
+                pChild->KeyInput( aKeyEvt );
+            }
+            else
+            {
+                pChild->ImplGetWindowImpl()->mbKeyUp = false;
+                pChild->KeyUp( aKeyEvt );
+            }
+
+            if( !pChild->isDisposed() )
+                aNEvt.GetWindow()->ImplNotifyKeyMouseCommandEventListeners( aNEvt );
+            if ( pChild->isDisposed() )
+                return true;
+        }
+
+        if( bPreNotify || !pChild->ImplGetWindowImpl()->mbKeyInput )
+            bRet = true;
+    }
+
+    return bRet;
+}
+
+static bool ImplHandleExtTextInput( vcl::Window* pWindow,
+                                    const OUString& rText,
+                                    const ExtTextInputAttr* pTextAttr,
+                                    sal_Int32 nCursorPos, sal_uInt16 nCursorFlags )
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    vcl::Window*     pChild = nullptr;
+
+    int nTries = 200;
+    while( nTries-- )
+    {
+        pChild = pSVData->mpWinData->mpExtTextInputWin;
+        if ( !pChild )
+        {
+            pChild = ImplGetKeyInputWindow( pWindow );
+            if ( !pChild )
+                return false;
+        }
+        if( !pChild->ImplGetWindowImpl()->mpFrameData->mnFocusId )
+            break;
+
+        if (comphelper::LibreOfficeKit::isActive())
+        {
+            SAL_WARN("vcl", "Failed to get ext text input context");
+            break;
+        }
+        Application::Yield();
+    }
+
+    // If it is the first ExtTextInput call, we inform the information
+    // and allocate the data, which we must store in this mode
+    ImplWinData* pWinData = pChild->ImplGetWinData();
+    if ( !pChild->ImplGetWindowImpl()->mbExtTextInput )
+    {
+        pChild->ImplGetWindowImpl()->mbExtTextInput = true;
+        pWinData->mpExtOldText = OUString();
+        pWinData->mpExtOldAttrAry.reset();
+        pSVData->mpWinData->mpExtTextInputWin = pChild;
+        ImplCallCommand( pChild, CommandEventId::StartExtTextInput );
+    }
+
+    // be aware of being recursively called in StartExtTextInput
+    if ( !pChild->ImplGetWindowImpl()->mbExtTextInput )
+        return false;
+
+    // Test for changes
+    bool bOnlyCursor = false;
+    sal_Int32 nMinLen = std::min( pWinData->mpExtOldText->getLength(), rText.getLength() );
+    sal_Int32 nDeltaStart = 0;
+    while ( nDeltaStart < nMinLen )
+    {
+        if ( (*pWinData->mpExtOldText)[nDeltaStart] != rText[nDeltaStart] )
+            break;
+        nDeltaStart++;
+    }
+    if ( pWinData->mpExtOldAttrAry || pTextAttr )
+    {
+        if ( !pWinData->mpExtOldAttrAry || !pTextAttr )
+            nDeltaStart = 0;
+        else
+        {
+            sal_Int32 i = 0;
+            while ( i < nDeltaStart )
+            {
+                if ( pWinData->mpExtOldAttrAry[i] != pTextAttr[i] )
+                {
+                    nDeltaStart = i;
+                    break;
+                }
+                i++;
+            }
+        }
+    }
+    if ( (nDeltaStart >= nMinLen) &&
+         (pWinData->mpExtOldText->getLength() == rText.getLength()) )
+        bOnlyCursor = true;
+
+    // Call Event and store the information
+    CommandExtTextInputData aData( rText, pTextAttr,
+                                   nCursorPos, nCursorFlags,
+                                   bOnlyCursor );
+    *pWinData->mpExtOldText = rText;
+    pWinData->mpExtOldAttrAry.reset();
+    if ( pTextAttr )
+    {
+        pWinData->mpExtOldAttrAry.reset( new ExtTextInputAttr[rText.getLength()] );
+        memcpy( pWinData->mpExtOldAttrAry.get(), pTextAttr, rText.getLength()*sizeof( ExtTextInputAttr ) );
+    }
+    return !ImplCallCommand( pChild, CommandEventId::ExtTextInput, &aData );
+}
+
+static bool ImplHandleEndExtTextInput()
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    vcl::Window* pChild = pSVData->mpWinData->mpExtTextInputWin;
+    bool bRet = false;
+
+    if ( pChild )
+    {
+        pChild->ImplGetWindowImpl()->mbExtTextInput = false;
+        pSVData->mpWinData->mpExtTextInputWin = nullptr;
+        ImplWinData* pWinData = pChild->ImplGetWinData();
+        pWinData->mpExtOldText.reset();
+        pWinData->mpExtOldAttrAry.reset();
+        bRet = !ImplCallCommand( pChild, CommandEventId::EndExtTextInput );
+    }
+
+    return bRet;
+}
+
+static void ImplHandleExtTextInputPos( vcl::Window* pWindow,
+                                       tools::Rectangle& rRect, tools::Long& rInputWidth,
+                                       bool * pVertical )
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    vcl::Window* pChild = pSVData->mpWinData->mpExtTextInputWin;
+
+    if ( !pChild )
+        pChild = ImplGetKeyInputWindow( pWindow );
+    else
+    {
+        // Test, if the Window is related to the frame
+        if ( !pWindow->ImplIsWindowOrChild( pChild ) )
+            pChild = ImplGetKeyInputWindow( pWindow );
+    }
+
+    if ( pChild )
+    {
+        const OutputDevice *pChildOutDev = pChild->GetOutDev();
+        ImplCallCommand( pChild, CommandEventId::CursorPos );
+        const tools::Rectangle* pRect = pChild->GetCursorRect();
+        if ( pRect )
+            rRect = pChildOutDev->ImplLogicToDevicePixel( *pRect );
+        else
+        {
+            vcl::Cursor* pCursor = pChild->GetCursor();
+            if ( pCursor )
+            {
+                Point aPos = pChildOutDev->ImplLogicToDevicePixel( pCursor->GetPos() );
+                Size aSize = pChild->LogicToPixel( pCursor->GetSize() );
+                if ( !aSize.Width() )
+                    aSize.setWidth( pChild->GetSettings().GetStyleSettings().GetCursorSize() );
+                rRect = tools::Rectangle( aPos, aSize );
+            }
+            else
+                rRect = tools::Rectangle( Point( pChild->GetOutOffXPixel(), pChild->GetOutOffYPixel() ), Size() );
+        }
+        rInputWidth = pChild->GetOutDev()->ImplLogicWidthToDevicePixel( pChild->GetCursorExtTextInputWidth() );
+        if ( !rInputWidth )
+            rInputWidth = rRect.GetWidth();
+    }
+    if (pVertical != nullptr)
+        *pVertical
+            = pChild != nullptr && pChild->GetInputContext().GetFont().IsVertical();
+}
+
+static bool ImplHandleInputContextChange( vcl::Window* pWindow )
+{
+    vcl::Window* pChild = ImplGetKeyInputWindow( pWindow );
+    CommandInputContextData aData;
+    return !ImplCallCommand( pChild, CommandEventId::InputContextChange, &aData );
+}
+
+static bool ImplCallWheelCommand( const VclPtr<vcl::Window>& pWindow, const Point& rPos,
+                                  const CommandWheelData* pWheelData )
+{
+    Point               aCmdMousePos = pWindow->ImplFrameToOutput( rPos );
+    CommandEvent        aCEvt( aCmdMousePos, CommandEventId::Wheel, true, pWheelData );
+    NotifyEvent         aNCmdEvt( MouseNotifyEvent::COMMAND, pWindow, &aCEvt );
+    bool bPreNotify = ImplCallPreNotify( aNCmdEvt );
+    if ( pWindow->isDisposed() )
+        return false;
+    if ( !bPreNotify )
+    {
+        pWindow->ImplGetWindowImpl()->mbCommand = false;
+        pWindow->Command( aCEvt );
+        if ( pWindow->isDisposed() )
+            return false;
+        if ( pWindow->ImplGetWindowImpl()->mbCommand )
+            return true;
+    }
+    return false;
+}
+
+static bool acceptableWheelScrollTarget(const vcl::Window *pMouseWindow)
+{
+    return (pMouseWindow && !pMouseWindow->isDisposed() && pMouseWindow->IsInputEnabled() && !pMouseWindow->IsInModalMode());
+}
+
+//If the last event at the same absolute screen position was handled by a
+//different window then reuse that window if the event occurs within 1/2 a
+//second, i.e. so scrolling down something like the calc sidebar that contains
+//widgets that respond to wheel events will continue to send the event to the
+//scrolling widget in favour of the widget that happens to end up under the
+//mouse.
+static bool shouldReusePreviousMouseWindow(const SalWheelMouseEvent& rPrevEvt, const SalWheelMouseEvent& rEvt)
+{
+    return (rEvt.mnX == rPrevEvt.mnX && rEvt.mnY == rPrevEvt.mnY && rEvt.mnTime-rPrevEvt.mnTime < 500/*ms*/);
+}
+
+namespace {
+
+class HandleGestureEventBase
+{
+protected:
+    ImplSVData* m_pSVData;
+    VclPtr<vcl::Window> m_pWindow;
+    Point m_aMousePos;
+
+public:
+    HandleGestureEventBase(vcl::Window *pWindow, const Point &rMousePos)
+        : m_pSVData(ImplGetSVData())
+        , m_pWindow(pWindow)
+        , m_aMousePos(rMousePos)
+    {
+    }
+    bool Setup();
+    vcl::Window* FindTarget();
+    vcl::Window* Dispatch(vcl::Window* pTarget);
+    virtual bool CallCommand(vcl::Window *pWindow, const Point &rMousePos) = 0;
+    virtual ~HandleGestureEventBase() {}
+};
+
+}
+
+bool HandleGestureEventBase::Setup()
+{
+
+    if (m_pSVData->mpWinData->mpAutoScrollWin)
+        m_pSVData->mpWinData->mpAutoScrollWin->EndAutoScroll();
+    if (ImplGetSVHelpData().mpHelpWin)
+        ImplDestroyHelpWindow( true );
+    return !m_pWindow->isDisposed();
+}
+
+vcl::Window* HandleGestureEventBase::FindTarget()
+{
+    // first check any floating window ( eg. drop down listboxes)
+    vcl::Window *pMouseWindow = nullptr;
+
+    if (m_pSVData->mpWinData->mpFirstFloat && !m_pSVData->mpWinData->mpCaptureWin &&
+         !m_pSVData->mpWinData->mpFirstFloat->ImplIsFloatPopupModeWindow( m_pWindow ) )
+    {
+        bool bHitTestInsideRect = false;
+        pMouseWindow = m_pSVData->mpWinData->mpFirstFloat->ImplFloatHitTest( m_pWindow, m_aMousePos, bHitTestInsideRect );
+        if (!pMouseWindow)
+            pMouseWindow = m_pSVData->mpWinData->mpFirstFloat;
+    }
+    // then try the window directly beneath the mouse
+    if( !pMouseWindow )
+    {
+        pMouseWindow = m_pWindow->ImplFindWindow( m_aMousePos );
+    }
+    else
+    {
+        // transform coordinates to float window frame coordinates
+        pMouseWindow = pMouseWindow->ImplFindWindow(
+                 pMouseWindow->OutputToScreenPixel(
+                  pMouseWindow->AbsoluteScreenToOutputPixel(
+                   m_pWindow->OutputToAbsoluteScreenPixel(
+                    m_pWindow->ScreenToOutputPixel( m_aMousePos ) ) ) ) );
+    }
+
+    while (acceptableWheelScrollTarget(pMouseWindow))
+    {
+        if (pMouseWindow->IsEnabled())
+            break;
+        //try the parent if this one is disabled
+        pMouseWindow = pMouseWindow->GetParent();
+    }
+
+    return pMouseWindow;
+}
+
+vcl::Window *HandleGestureEventBase::Dispatch(vcl::Window* pMouseWindow)
+{
+    vcl::Window *pDispatchedTo = nullptr;
+
+    if (acceptableWheelScrollTarget(pMouseWindow) && pMouseWindow->IsEnabled())
+    {
+        // transform coordinates to float window frame coordinates
+        Point aRelMousePos( pMouseWindow->OutputToScreenPixel(
+                             pMouseWindow->AbsoluteScreenToOutputPixel(
+                              m_pWindow->OutputToAbsoluteScreenPixel(
+                               m_pWindow->ScreenToOutputPixel( m_aMousePos ) ) ) ) );
+        bool bPropagate = CallCommand(pMouseWindow, aRelMousePos);
+        if (!bPropagate)
+            pDispatchedTo = pMouseWindow;
+    }
+
+    // if the command was not handled try the focus window
+    if (!pDispatchedTo)
+    {
+        vcl::Window* pFocusWindow = m_pWindow->ImplGetWindowImpl()->mpFrameData->mpFocusWin;
+        if ( pFocusWindow && (pFocusWindow != pMouseWindow) &&
+             (pFocusWindow == m_pSVData->mpWinData->mpFocusWin) )
+        {
+            // no wheel-messages to disabled windows
+            if ( pFocusWindow->IsEnabled() && pFocusWindow->IsInputEnabled() && ! pFocusWindow->IsInModalMode() )
+            {
+                // transform coordinates to focus window frame coordinates
+                Point aRelMousePos( pFocusWindow->OutputToScreenPixel(
+                                     pFocusWindow->AbsoluteScreenToOutputPixel(
+                                      m_pWindow->OutputToAbsoluteScreenPixel(
+                                       m_pWindow->ScreenToOutputPixel( m_aMousePos ) ) ) ) );
+                bool bPropagate = CallCommand(pFocusWindow, aRelMousePos);
+                if (!bPropagate)
+                    pDispatchedTo = pMouseWindow;
+            }
+        }
+    }
+    return pDispatchedTo;
+}
+
+namespace {
+
+class HandleWheelEvent : public HandleGestureEventBase
+{
+private:
+    CommandWheelData m_aWheelData;
+public:
+    HandleWheelEvent(vcl::Window *pWindow, const SalWheelMouseEvent& rEvt)
+        : HandleGestureEventBase(pWindow, Point(rEvt.mnX, rEvt.mnY))
+    {
+        CommandWheelMode nMode;
+        sal_uInt16 nCode = rEvt.mnCode;
+        bool bHorz = rEvt.mbHorz;
+        bool bPixel = rEvt.mbDeltaIsPixel;
+        if ( nCode & KEY_MOD1 )
+            nMode = CommandWheelMode::ZOOM;
+        else if ( nCode & KEY_MOD2 )
+            nMode = CommandWheelMode::DATAZOOM;
+        else
+        {
+            nMode = CommandWheelMode::SCROLL;
+            // #i85450# interpret shift-wheel as horizontal wheel action
+            if( (nCode & (KEY_SHIFT | KEY_MOD1 | KEY_MOD2 | KEY_MOD3)) == KEY_SHIFT )
+                bHorz = true;
+        }
+
+        m_aWheelData = CommandWheelData(rEvt.mnDelta, rEvt.mnNotchDelta, rEvt.mnScrollLines, nMode, nCode, bHorz, bPixel);
+
+    }
+    virtual bool CallCommand(vcl::Window *pWindow, const Point &rMousePos) override
+    {
+        return ImplCallWheelCommand(pWindow, rMousePos, &m_aWheelData);
+    }
+    bool HandleEvent(const SalWheelMouseEvent& rEvt);
+};
+
+}
+
+bool HandleWheelEvent::HandleEvent(const SalWheelMouseEvent& rEvt)
+{
+    if (!Setup())
+        return false;
+
+    VclPtr<vcl::Window> xMouseWindow = FindTarget();
+
+    ImplSVData* pSVData = ImplGetSVData();
+
+    // avoid the problem that scrolling via wheel to this point brings a widget
+    // under the mouse that also accepts wheel commands, so stick with the old
+    // widget if the time gap is very small
+    if (shouldReusePreviousMouseWindow(pSVData->mpWinData->maLastWheelEvent, rEvt) &&
+        acceptableWheelScrollTarget(pSVData->mpWinData->mpLastWheelWindow))
+    {
+        xMouseWindow = pSVData->mpWinData->mpLastWheelWindow;
+    }
+
+    pSVData->mpWinData->maLastWheelEvent = rEvt;
+
+    pSVData->mpWinData->mpLastWheelWindow = Dispatch(xMouseWindow);
+
+    return pSVData->mpWinData->mpLastWheelWindow;
+}
+
+namespace {
+
+class HandleGestureEvent : public HandleGestureEventBase
+{
+public:
+    HandleGestureEvent(vcl::Window *pWindow, const Point &rMousePos)
+        : HandleGestureEventBase(pWindow, rMousePos)
+    {
+    }
+    bool HandleEvent();
+};
+
+}
+
+bool HandleGestureEvent::HandleEvent()
+{
+    if (!Setup())
+        return false;
+
+    vcl::Window *pTarget = FindTarget();
+
+    bool bHandled = Dispatch(pTarget) != nullptr;
+    return bHandled;
+}
+
+static bool ImplHandleWheelEvent(vcl::Window* pWindow, const SalWheelMouseEvent& rEvt)
+{
+    HandleWheelEvent aHandler(pWindow, rEvt);
+    return aHandler.HandleEvent(rEvt);
+}
+
+namespace {
+
+class HandleSwipeEvent : public HandleGestureEvent
+{
+private:
+    CommandSwipeData m_aSwipeData;
+public:
+    HandleSwipeEvent(vcl::Window *pWindow, const SalSwipeEvent& rEvt)
+        : HandleGestureEvent(pWindow, Point(rEvt.mnX, rEvt.mnY)),
+          m_aSwipeData(rEvt.mnVelocityX)
+    {
+    }
+    virtual bool CallCommand(vcl::Window *pWindow, const Point &/*rMousePos*/) override
+    {
+        return ImplCallCommand(pWindow, CommandEventId::Swipe, &m_aSwipeData);
+    }
+};
+
+}
+
+static bool ImplHandleSwipe(vcl::Window *pWindow, const SalSwipeEvent& rEvt)
+{
+    HandleSwipeEvent aHandler(pWindow, rEvt);
+    return aHandler.HandleEvent();
+}
+
+namespace {
+
+class HandleLongPressEvent : public HandleGestureEvent
+{
+private:
+    CommandLongPressData m_aLongPressData;
+public:
+    HandleLongPressEvent(vcl::Window *pWindow, const SalLongPressEvent& rEvt)
+        : HandleGestureEvent(pWindow, Point(rEvt.mnX, rEvt.mnY)),
+          m_aLongPressData(rEvt.mnX, rEvt.mnY)
+    {
+    }
+    virtual bool CallCommand(vcl::Window *pWindow, const Point &/*rMousePos*/) override
+    {
+        return ImplCallCommand(pWindow, CommandEventId::LongPress, &m_aLongPressData);
+    }
+};
+
+}
+
+static bool ImplHandleLongPress(vcl::Window *pWindow, const SalLongPressEvent& rEvt)
+{
+    HandleLongPressEvent aHandler(pWindow, rEvt);
+    return aHandler.HandleEvent();
+}
+
+namespace {
+
+class HandleGeneralGestureEvent : public HandleGestureEvent
+{
+private:
+    CommandGestureData m_aGestureData;
+
+public:
+    HandleGeneralGestureEvent(vcl::Window* pWindow, const SalGestureEvent& rEvent)
+        : HandleGestureEvent(pWindow, Point(rEvent.mnX, rEvent.mnY))
+        , m_aGestureData(rEvent.mnX, rEvent.mnY, rEvent.meEventType, rEvent.mfOffset, rEvent.meOrientation)
+    {
+    }
+
+    virtual bool CallCommand(vcl::Window* pWindow, const Point& /*rMousePos*/) override
+    {
+        return ImplCallCommand(pWindow, CommandEventId::Gesture, &m_aGestureData);
+    }
+};
+
+}
+
+static bool ImplHandleGestureEvent(vcl::Window* pWindow, const SalGestureEvent& rEvent)
+{
+    HandleGeneralGestureEvent aHandler(pWindow, rEvent);
+    return aHandler.HandleEvent();
+}
+
+static void ImplHandlePaint( vcl::Window* pWindow, const tools::Rectangle& rBoundRect, bool bImmediateUpdate )
+{
+    // system paint events must be checked for re-mirroring
+    pWindow->ImplGetWindowImpl()->mnPaintFlags |= ImplPaintFlags::CheckRtl;
+
+    // trigger paint for all windows that live in the new paint region
+    vcl::Region aRegion( rBoundRect );
+    pWindow->ImplInvalidateOverlapFrameRegion( aRegion );
+    if( bImmediateUpdate )
+    {
+        // #i87663# trigger possible pending resize notifications
+        // (GetSizePixel does that for us)
+        pWindow->GetSizePixel();
+        // force drawing immediately
+        pWindow->PaintImmediately();
+    }
+}
+
+static void KillOwnPopups( vcl::Window const * pWindow )
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    vcl::Window *pParent = pWindow->ImplGetWindowImpl()->mpFrameWindow;
+    vcl::Window *pChild = pSVData->mpWinData->mpFirstFloat;
+    if ( pChild && pParent->ImplIsWindowOrChild( pChild, true ) )
+    {
+        if (!(pSVData->mpWinData->mpFirstFloat->GetPopupModeFlags()
+              & FloatWinPopupFlags::NoAppFocusClose))
+            pSVData->mpWinData->mpFirstFloat->EndPopupMode(FloatWinPopupEndFlags::Cancel
+                                                           | FloatWinPopupEndFlags::CloseAll);
+    }
+}
+
+void ImplHandleResize( vcl::Window* pWindow, tools::Long nNewWidth, tools::Long nNewHeight )
+{
+    const bool bChanged = (nNewWidth != pWindow->GetOutputSizePixel().Width()) || (nNewHeight != pWindow->GetOutDev()->GetOutputHeightPixel());
+    if (bChanged && pWindow->GetStyle() & (WB_MOVEABLE|WB_SIZEABLE))
+    {
+        KillOwnPopups( pWindow );
+        if( pWindow->ImplGetWindow() != ImplGetSVHelpData().mpHelpWin )
+            ImplDestroyHelpWindow( true );
+    }
+
+    if (
+         (nNewWidth > 0 && nNewHeight > 0) ||
+         pWindow->ImplGetWindow()->ImplGetWindowImpl()->mbAllResize
+       )
+    {
+        if (bChanged)
+        {
+            pWindow->GetOutDev()->mnOutWidth  = nNewWidth;
+            pWindow->GetOutDev()->mnOutHeight = nNewHeight;
+            pWindow->ImplGetWindowImpl()->mbWaitSystemResize = false;
+            if ( pWindow->IsReallyVisible() )
+                pWindow->ImplSetClipFlag();
+            if ( pWindow->IsVisible() || pWindow->ImplGetWindow()->ImplGetWindowImpl()->mbAllResize ||
+                ( pWindow->ImplGetWindowImpl()->mbFrame && pWindow->ImplGetWindowImpl()->mpClientWindow ) )   // propagate resize for system border windows
+            {
+                bool bStartTimer = true;
+                // use resize buffering for user resizes
+                // ownerdraw decorated windows and floating windows can be resized immediately (i.e. synchronously)
+                if( pWindow->ImplGetWindowImpl()->mbFrame && (pWindow->GetStyle() & WB_SIZEABLE)
+                    && !(pWindow->GetStyle() & WB_OWNERDRAWDECORATION)  // synchronous resize for ownerdraw decorated windows (toolbars)
+                    && !pWindow->ImplGetWindowImpl()->mbFloatWin )             // synchronous resize for floating windows, #i43799#
+                {
+                    if( pWindow->ImplGetWindowImpl()->mpClientWindow )
+                    {
+                        // #i42750# presentation wants to be informed about resize
+                        // as early as possible
+                        WorkWindow* pWorkWindow = dynamic_cast<WorkWindow*>(pWindow->ImplGetWindowImpl()->mpClientWindow.get());
+                        if( ! pWorkWindow || pWorkWindow->IsPresentationMode() )
+                            bStartTimer = false;
+                    }
+                    else
+                    {
+                        WorkWindow* pWorkWindow = dynamic_cast<WorkWindow*>(pWindow);
+                        if( ! pWorkWindow || pWorkWindow->IsPresentationMode() )
+                            bStartTimer = false;
+                    }
+                }
+                else
+                    bStartTimer = false;
+
+                if( bStartTimer )
+                    pWindow->ImplGetWindowImpl()->mpFrameData->maResizeIdle.Start();
+                else
+                    pWindow->ImplCallResize(); // otherwise menus cannot be positioned
+            }
+            else
+                pWindow->ImplGetWindowImpl()->mbCallResize = true;
+
+            if (pWindow->SupportsDoubleBuffering() && pWindow->ImplGetWindowImpl()->mbFrame)
+            {
+                // Propagate resize for the frame's buffer.
+                pWindow->ImplGetWindowImpl()->mpFrameData->mpBuffer->SetOutputSizePixel(pWindow->GetOutputSizePixel());
+            }
+        }
+    }
+
+    pWindow->ImplGetWindowImpl()->mpFrameData->mbNeedSysWindow = (nNewWidth < IMPL_MIN_NEEDSYSWIN) ||
+                                            (nNewHeight < IMPL_MIN_NEEDSYSWIN);
+    bool bMinimized = (nNewWidth <= 0) || (nNewHeight <= 0);
+    if( bMinimized != pWindow->ImplGetWindowImpl()->mpFrameData->mbMinimized )
+        pWindow->ImplGetWindowImpl()->mpFrameWindow->ImplNotifyIconifiedState( bMinimized );
+    pWindow->ImplGetWindowImpl()->mpFrameData->mbMinimized = bMinimized;
+}
+
+static void ImplHandleMove( vcl::Window* pWindow )
+{
+    if( pWindow->ImplGetWindowImpl()->mbFrame && pWindow->ImplIsFloatingWindow() && pWindow->IsReallyVisible() )
+    {
+        static_cast<FloatingWindow*>(pWindow)->EndPopupMode( FloatWinPopupEndFlags::TearOff );
+        pWindow->ImplCallMove();
+    }
+
+    if( pWindow->GetStyle() & (WB_MOVEABLE|WB_SIZEABLE) )
+    {
+        KillOwnPopups( pWindow );
+        if( pWindow->ImplGetWindow() != ImplGetSVHelpData().mpHelpWin )
+            ImplDestroyHelpWindow( true );
+    }
+
+    if ( pWindow->IsVisible() )
+        pWindow->ImplCallMove();
+    else
+        pWindow->ImplGetWindowImpl()->mbCallMove = true; // make sure the framepos will be updated on the next Show()
+
+    if ( pWindow->ImplGetWindowImpl()->mbFrame && pWindow->ImplGetWindowImpl()->mpClientWindow )
+        pWindow->ImplGetWindowImpl()->mpClientWindow->ImplCallMove();   // notify client to update geometry
+
+}
+
+static void ImplHandleMoveResize( vcl::Window* pWindow, tools::Long nNewWidth, tools::Long nNewHeight )
+{
+    ImplHandleMove( pWindow );
+    ImplHandleResize( pWindow, nNewWidth, nNewHeight );
+}
+
+static void ImplActivateFloatingWindows( vcl::Window const * pWindow, bool bActive )
+{
+    // First check all overlapping windows
+    vcl::Window* pTempWindow = pWindow->ImplGetWindowImpl()->mpFirstOverlap;
+    while ( pTempWindow )
+    {
+        if ( pTempWindow->GetActivateMode() == ActivateModeFlags::NONE )
+        {
+            if ( (pTempWindow->GetType() == WindowType::BORDERWINDOW) &&
+                 (pTempWindow->ImplGetWindow()->GetType() == WindowType::FLOATINGWINDOW) )
+                static_cast<ImplBorderWindow*>(pTempWindow)->SetDisplayActive( bActive );
+        }
+
+        ImplActivateFloatingWindows( pTempWindow, bActive );
+        pTempWindow = pTempWindow->ImplGetWindowImpl()->mpNext;
+    }
+}
+
+IMPL_LINK_NOARG(vcl::Window, ImplAsyncFocusHdl, void*, void)
+{
+    if (!ImplGetWindowImpl() || !ImplGetWindowImpl()->mpFrameData)
+        return;
+
+    ImplGetWindowImpl()->mpFrameData->mnFocusId = nullptr;
+
+    // If the status has been preserved, because we got back the focus
+    // in the meantime, we do nothing
+    bool bHasFocus = ImplGetWindowImpl()->mpFrameData->mbHasFocus || ImplGetWindowImpl()->mpFrameData->mbSysObjFocus;
+
+    // next execute the delayed functions
+    if ( bHasFocus )
+    {
+        // redraw all floating windows inactive
+        if ( ImplGetWindowImpl()->mpFrameData->mbStartFocusState != bHasFocus )
+            ImplActivateFloatingWindows( this, bHasFocus );
+
+        if ( ImplGetWindowImpl()->mpFrameData->mpFocusWin )
+        {
+            bool bHandled = false;
+            if ( ImplGetWindowImpl()->mpFrameData->mpFocusWin->IsInputEnabled() &&
+                 ! ImplGetWindowImpl()->mpFrameData->mpFocusWin->IsInModalMode() )
+            {
+                if ( ImplGetWindowImpl()->mpFrameData->mpFocusWin->IsEnabled() )
+                {
+                    ImplGetWindowImpl()->mpFrameData->mpFocusWin->GrabFocus();
+                    bHandled = true;
+                }
+                else if( ImplGetWindowImpl()->mpFrameData->mpFocusWin->ImplHasDlgCtrl() )
+                {
+                // #109094# if the focus is restored to a disabled dialog control (was disabled meanwhile)
+                // try to move it to the next control
+                    ImplGetWindowImpl()->mpFrameData->mpFocusWin->ImplDlgCtrlNextWindow();
+                    bHandled = true;
+                }
+            }
+            if ( !bHandled )
+            {
+                ImplSVData* pSVData = ImplGetSVData();
+                vcl::Window*     pTopLevelWindow = ImplGetWindowImpl()->mpFrameData->mpFocusWin->ImplGetFirstOverlapWindow();
+
+                if ((!pTopLevelWindow->IsInputEnabled() || pTopLevelWindow->IsInModalMode())
+                    && !pSVData->mpWinData->mpExecuteDialogs.empty())
+                    pSVData->mpWinData->mpExecuteDialogs.back()->ToTop(ToTopFlags::RestoreWhenMin | ToTopFlags::GrabFocusOnly);
+                else
+                    pTopLevelWindow->GrabFocus();
+            }
+        }
+        else
+            GrabFocus();
+    }
+    else
+    {
+        vcl::Window* pFocusWin = ImplGetWindowImpl()->mpFrameData->mpFocusWin;
+        if ( pFocusWin )
+        {
+            ImplSVData* pSVData = ImplGetSVData();
+
+            if (pSVData->mpWinData->mpFocusWin == pFocusWin)
+            {
+                // transfer the FocusWindow
+                vcl::Window* pOverlapWindow = pFocusWin->ImplGetFirstOverlapWindow();
+                if ( pOverlapWindow && pOverlapWindow->ImplGetWindowImpl() )
+                    pOverlapWindow->ImplGetWindowImpl()->mpLastFocusWindow = pFocusWin;
+                pSVData->mpWinData->mpFocusWin = nullptr;
+
+                if ( pFocusWin->ImplGetWindowImpl() && pFocusWin->ImplGetWindowImpl()->mpCursor )
+                    pFocusWin->ImplGetWindowImpl()->mpCursor->ImplHide();
+
+                // call the Deactivate
+                vcl::Window* pOldOverlapWindow = pFocusWin->ImplGetFirstOverlapWindow();
+                vcl::Window* pOldRealWindow = pOldOverlapWindow->ImplGetWindow();
+
+                if (pOldOverlapWindow && pOldOverlapWindow->ImplGetWindowImpl() &&
+                    pOldRealWindow && pOldRealWindow->ImplGetWindowImpl())
+                {
+                    pOldOverlapWindow->ImplGetWindowImpl()->mbActive = false;
+                    pOldOverlapWindow->Deactivate();
+                    if ( pOldRealWindow != pOldOverlapWindow )
+                    {
+                        pOldRealWindow->ImplGetWindowImpl()->mbActive = false;
+                        pOldRealWindow->Deactivate();
+                    }
+                }
+
+                // TrackingMode is ended in ImplHandleLoseFocus
+#ifdef _WIN32
+                // To avoid problems with the Unix IME
+                pFocusWin->EndExtTextInput();
+#endif
+
+                NotifyEvent aNEvt(MouseNotifyEvent::LOSEFOCUS, pFocusWin);
+                if (!ImplCallPreNotify(aNEvt))
+                    pFocusWin->CompatLoseFocus();
+                pFocusWin->ImplCallDeactivateListeners(nullptr);
+            }
+        }
+
+        // Redraw all floating window inactive
+        if ( ImplGetWindowImpl()->mpFrameData->mbStartFocusState != bHasFocus )
+            ImplActivateFloatingWindows( this, bHasFocus );
+    }
+}
+
+static void ImplHandleGetFocus( vcl::Window* pWindow )
+{
+    if (!pWindow || !pWindow->ImplGetWindowImpl() || !pWindow->ImplGetWindowImpl()->mpFrameData)
+        return;
+
+    pWindow->ImplGetWindowImpl()->mpFrameData->mbHasFocus = true;
+
+    // execute Focus-Events after a delay, such that SystemChildWindows
+    // do not blink when they receive focus
+    if ( !pWindow->ImplGetWindowImpl()->mpFrameData->mnFocusId )
+    {
+        pWindow->ImplGetWindowImpl()->mpFrameData->mbStartFocusState = !pWindow->ImplGetWindowImpl()->mpFrameData->mbHasFocus;
+        pWindow->ImplGetWindowImpl()->mpFrameData->mnFocusId = Application::PostUserEvent( LINK( pWindow, vcl::Window, ImplAsyncFocusHdl ), nullptr, true);
+        vcl::Window* pFocusWin = pWindow->ImplGetWindowImpl()->mpFrameData->mpFocusWin;
+        if ( pFocusWin && pFocusWin->ImplGetWindowImpl()->mpCursor )
+            pFocusWin->ImplGetWindowImpl()->mpCursor->ImplShow();
+    }
+}
+
+static void ImplHandleLoseFocus( vcl::Window* pWindow )
+{
+    if (!pWindow)
+        return;
+
+    ImplSVData* pSVData = ImplGetSVData();
+
+    // Abort the autoscroll if the frame loses focus
+    if (pSVData->mpWinData->mpAutoScrollWin)
+        pSVData->mpWinData->mpAutoScrollWin->EndAutoScroll();
+
+    // Abort tracking if the frame loses focus
+    if (pSVData->mpWinData->mpTrackWin)
+    {
+        if (pSVData->mpWinData->mpTrackWin->ImplGetWindowImpl() &&
+            pSVData->mpWinData->mpTrackWin->ImplGetWindowImpl()->mpFrameWindow == pWindow)
+            pSVData->mpWinData->mpTrackWin->EndTracking(TrackingEventFlags::Cancel);
+    }
+
+    if (pWindow->ImplGetWindowImpl() && pWindow->ImplGetWindowImpl()->mpFrameData)
+    {
+        pWindow->ImplGetWindowImpl()->mpFrameData->mbHasFocus = false;
+
+        // execute Focus-Events after a delay, such that SystemChildWindows
+        // do not flicker when they receive focus
+        if ( !pWindow->ImplGetWindowImpl()->mpFrameData->mnFocusId )
+        {
+            pWindow->ImplGetWindowImpl()->mpFrameData->mbStartFocusState = !pWindow->ImplGetWindowImpl()->mpFrameData->mbHasFocus;
+            pWindow->ImplGetWindowImpl()->mpFrameData->mnFocusId = Application::PostUserEvent( LINK( pWindow, vcl::Window, ImplAsyncFocusHdl ), nullptr, true );
+        }
+
+        vcl::Window* pFocusWin = pWindow->ImplGetWindowImpl()->mpFrameData->mpFocusWin;
+        if ( pFocusWin && pFocusWin->ImplGetWindowImpl()->mpCursor )
+            pFocusWin->ImplGetWindowImpl()->mpCursor->ImplHide();
+    }
+
+    // Make sure that no menu is visible when a toplevel window loses focus.
+    VclPtr<FloatingWindow> pFirstFloat = pSVData->mpWinData->mpFirstFloat;
+    if (pFirstFloat && pFirstFloat->IsMenuFloatingWindow() && !pWindow->GetParent())
+    {
+        pFirstFloat->EndPopupMode(FloatWinPopupEndFlags::Cancel | FloatWinPopupEndFlags::CloseAll);
+    }
+}
+
+namespace {
+
+struct DelayedCloseEvent
+{
+    VclPtr<vcl::Window> pWindow;
+};
+
+}
+
+static void DelayedCloseEventLink( void* pCEvent, void* )
+{
+    DelayedCloseEvent* pEv = static_cast<DelayedCloseEvent*>(pCEvent);
+
+    if( ! pEv->pWindow->isDisposed() )
+    {
+        // dispatch to correct window type
+        if( pEv->pWindow->IsSystemWindow() )
+            static_cast<SystemWindow*>(pEv->pWindow.get())->Close();
+        else if( pEv->pWindow->IsDockingWindow() )
+            static_cast<DockingWindow*>(pEv->pWindow.get())->Close();
+    }
+    delete pEv;
+}
+
+static void ImplHandleClose( const vcl::Window* pWindow )
+{
+    ImplSVData* pSVData = ImplGetSVData();
+
+    bool bWasPopup = false;
+    if( pWindow->ImplIsFloatingWindow() &&
+        static_cast<const FloatingWindow*>(pWindow)->ImplIsInPrivatePopupMode() )
+    {
+        bWasPopup = true;
+    }
+
+    // on Close stop all floating modes and end popups
+    if (pSVData->mpWinData->mpFirstFloat)
+    {
+        FloatingWindow* pLastLevelFloat;
+        pLastLevelFloat = pSVData->mpWinData->mpFirstFloat->ImplFindLastLevelFloat();
+        pLastLevelFloat->EndPopupMode( FloatWinPopupEndFlags::Cancel | FloatWinPopupEndFlags::CloseAll );
+    }
+    if ( ImplGetSVHelpData().mbExtHelpMode )
+        Help::EndExtHelp();
+    if ( ImplGetSVHelpData().mpHelpWin )
+        ImplDestroyHelpWindow( false );
+    // AutoScrollMode
+    if (pSVData->mpWinData->mpAutoScrollWin)
+        pSVData->mpWinData->mpAutoScrollWin->EndAutoScroll();
+
+    if (pSVData->mpWinData->mpTrackWin)
+        pSVData->mpWinData->mpTrackWin->EndTracking( TrackingEventFlags::Cancel | TrackingEventFlags::Key );
+
+    if (bWasPopup)
+        return;
+
+    vcl::Window *pWin = pWindow->ImplGetWindow();
+    SystemWindow* pSysWin = dynamic_cast<SystemWindow*>(pWin);
+    if (pSysWin)
+    {
+        // See if the custom close handler is set.
+        const Link<SystemWindow&,void>& rLink = pSysWin->GetCloseHdl();
+        if (rLink.IsSet())
+        {
+            rLink.Call(*pSysWin);
+            return;
+        }
+    }
+
+    // check whether close is allowed
+    if ( pWin->IsEnabled() && pWin->IsInputEnabled() && !pWin->IsInModalMode() )
+    {
+        DelayedCloseEvent* pEv = new DelayedCloseEvent;
+        pEv->pWindow = pWin;
+        Application::PostUserEvent( Link<void*,void>( pEv, DelayedCloseEventLink ) );
+    }
+}
+
+static void ImplHandleUserEvent( ImplSVEvent* pSVEvent )
+{
+    if ( pSVEvent )
+    {
+        if ( pSVEvent->mbCall )
+        {
+            pSVEvent->maLink.Call( pSVEvent->mpData );
+        }
+
+        delete pSVEvent;
+    }
+}
+
+MouseEventModifiers ImplGetMouseMoveMode( SalMouseEvent const * pEvent )
+{
+    MouseEventModifiers nMode = MouseEventModifiers::NONE;
+    if ( !pEvent->mnCode )
+        nMode |= MouseEventModifiers::SIMPLEMOVE;
+    if ( (pEvent->mnCode & MOUSE_LEFT) && !(pEvent->mnCode & KEY_MOD1) )
+        nMode |= MouseEventModifiers::DRAGMOVE;
+    if ( (pEvent->mnCode & MOUSE_LEFT) && (pEvent->mnCode & KEY_MOD1) )
+        nMode |= MouseEventModifiers::DRAGCOPY;
+    return nMode;
+}
+
+MouseEventModifiers ImplGetMouseButtonMode( SalMouseEvent const * pEvent )
+{
+    MouseEventModifiers nMode = MouseEventModifiers::NONE;
+    if ( pEvent->mnButton == MOUSE_LEFT )
+        nMode |= MouseEventModifiers::SIMPLECLICK;
+    if ( (pEvent->mnButton == MOUSE_LEFT) && !(pEvent->mnCode & (MOUSE_MIDDLE | MOUSE_RIGHT)) )
+        nMode |= MouseEventModifiers::SELECT;
+    if ( (pEvent->mnButton == MOUSE_LEFT) && (pEvent->mnCode & KEY_MOD1) &&
+         !(pEvent->mnCode & (MOUSE_MIDDLE | MOUSE_RIGHT | KEY_SHIFT)) )
+        nMode |= MouseEventModifiers::MULTISELECT;
+    if ( (pEvent->mnButton == MOUSE_LEFT) && (pEvent->mnCode & KEY_SHIFT) &&
+         !(pEvent->mnCode & (MOUSE_MIDDLE | MOUSE_RIGHT | KEY_MOD1)) )
+        nMode |= MouseEventModifiers::RANGESELECT;
+    return nMode;
+}
+
+static bool ImplHandleSalMouseLeave( vcl::Window* pWindow, SalMouseEvent const * pEvent )
+{
+    return ImplHandleMouseEvent( pWindow, MouseNotifyEvent::MOUSEMOVE, true,
+                                 pEvent->mnX, pEvent->mnY,
+                                 pEvent->mnTime, pEvent->mnCode,
+                                 ImplGetMouseMoveMode( pEvent ) );
+}
+
+static bool ImplHandleSalMouseMove( vcl::Window* pWindow, SalMouseEvent const * pEvent )
+{
+    return ImplHandleMouseEvent( pWindow, MouseNotifyEvent::MOUSEMOVE, false,
+                                 pEvent->mnX, pEvent->mnY,
+                                 pEvent->mnTime, pEvent->mnCode,
+                                 ImplGetMouseMoveMode( pEvent ) );
+}
+
+static bool ImplHandleSalMouseButtonDown( vcl::Window* pWindow, SalMouseEvent const * pEvent )
+{
+    return ImplHandleMouseEvent( pWindow, MouseNotifyEvent::MOUSEBUTTONDOWN, false,
+                                 pEvent->mnX, pEvent->mnY,
+                                 pEvent->mnTime,
+#ifdef MACOSX
+                 pEvent->mnButton | (pEvent->mnCode & (KEY_SHIFT | KEY_MOD1 | KEY_MOD2 | KEY_MOD3)),
+#else
+                                 pEvent->mnButton | (pEvent->mnCode & (KEY_SHIFT | KEY_MOD1 | KEY_MOD2)),
+#endif
+                                 ImplGetMouseButtonMode( pEvent ) );
+}
+
+static bool ImplHandleSalMouseButtonUp( vcl::Window* pWindow, SalMouseEvent const * pEvent )
+{
+    return ImplHandleMouseEvent( pWindow, MouseNotifyEvent::MOUSEBUTTONUP, false,
+                                 pEvent->mnX, pEvent->mnY,
+                                 pEvent->mnTime,
+#ifdef MACOSX
+                 pEvent->mnButton | (pEvent->mnCode & (KEY_SHIFT | KEY_MOD1 | KEY_MOD2 | KEY_MOD3)),
+#else
+                                 pEvent->mnButton | (pEvent->mnCode & (KEY_SHIFT | KEY_MOD1 | KEY_MOD2)),
+#endif
+                                 ImplGetMouseButtonMode( pEvent ) );
+}
+
+static bool ImplHandleMenuEvent( vcl::Window const * pWindow, SalMenuEvent* pEvent, SalEvent nEvent )
+{
+    // Find SystemWindow and its Menubar and let it dispatch the command
+    bool bRet = false;
+    vcl::Window *pWin = pWindow->ImplGetWindowImpl()->mpFirstChild;
+    while ( pWin )
+    {
+        if ( pWin->ImplGetWindowImpl()->mbSysWin )
+            break;
+        pWin = pWin->ImplGetWindowImpl()->mpNext;
+    }
+    if( pWin )
+    {
+        MenuBar *pMenuBar = static_cast<SystemWindow*>(pWin)->GetMenuBar();
+        if( pMenuBar )
+        {
+            switch( nEvent )
+            {
+                case SalEvent::MenuActivate:
+                    pMenuBar->HandleMenuActivateEvent( static_cast<Menu*>(pEvent->mpMenu) );
+                    bRet = true;
+                    break;
+                case SalEvent::MenuDeactivate:
+                    pMenuBar->HandleMenuDeActivateEvent( static_cast<Menu*>(pEvent->mpMenu) );
+                    bRet = true;
+                    break;
+                case SalEvent::MenuHighlight:
+                    bRet = pMenuBar->HandleMenuHighlightEvent( static_cast<Menu*>(pEvent->mpMenu), pEvent->mnId );
+                    break;
+                case SalEvent::MenuButtonCommand:
+                    bRet = pMenuBar->HandleMenuButtonEvent( pEvent->mnId );
+                    break;
+                case SalEvent::MenuCommand:
+                    bRet = pMenuBar->HandleMenuCommandEvent( static_cast<Menu*>(pEvent->mpMenu), pEvent->mnId );
+                    break;
+                default:
+                    break;
+            }
+        }
+    }
+    return bRet;
+}
+
+static void ImplHandleSalKeyMod( vcl::Window* pWindow, SalKeyModEvent const * pEvent )
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    vcl::Window* pTrackWin = pSVData->mpWinData->mpTrackWin;
+    if ( pTrackWin )
+        pWindow = pTrackWin;
+#ifdef MACOSX
+    sal_uInt16 nOldCode = pWindow->ImplGetWindowImpl()->mpFrameData->mnMouseCode & (KEY_SHIFT | KEY_MOD1 | KEY_MOD2 | KEY_MOD3);
+#else
+    sal_uInt16 nOldCode = pWindow->ImplGetWindowImpl()->mpFrameData->mnMouseCode & (KEY_SHIFT | KEY_MOD1 | KEY_MOD2);
+#endif
+    sal_uInt16 nNewCode = pEvent->mnCode;
+    if ( nOldCode != nNewCode )
+    {
+#ifdef MACOSX
+        nNewCode |= pWindow->ImplGetWindowImpl()->mpFrameData->mnMouseCode & ~(KEY_SHIFT | KEY_MOD1 | KEY_MOD2 | KEY_MOD3);
+#else
+        nNewCode |= pWindow->ImplGetWindowImpl()->mpFrameData->mnMouseCode & ~(KEY_SHIFT | KEY_MOD1 | KEY_MOD2);
+#endif
+        pWindow->ImplGetWindowImpl()->mpFrameWindow->ImplCallMouseMove( nNewCode, true );
+    }
+
+    // #105224# send commandevent to allow special treatment of Ctrl-LeftShift/Ctrl-RightShift etc.
+    // + auto-accelerator feature, tdf#92630
+
+    // try to find a key input window...
+    vcl::Window* pChild = ImplGetKeyInputWindow( pWindow );
+    //...otherwise fail safe...
+    if (!pChild)
+        pChild = pWindow;
+
+    CommandModKeyData data( pEvent->mnModKeyCode, pEvent->mbDown );
+    ImplCallCommand( pChild, CommandEventId::ModKeyChange, &data );
+}
+
+static void ImplHandleInputLanguageChange( vcl::Window* pWindow )
+{
+    // find window
+    vcl::Window* pChild = ImplGetKeyInputWindow( pWindow );
+    if ( !pChild )
+        return;
+
+    ImplCallCommand( pChild, CommandEventId::InputLanguageChange );
+}
+
+static void ImplHandleSalSettings( SalEvent nEvent )
+{
+    Application* pApp = GetpApp();
+    if ( !pApp )
+        return;
+
+    if ( nEvent == SalEvent::SettingsChanged )
+    {
+        AllSettings aSettings = Application::GetSettings();
+        Application::MergeSystemSettings( aSettings );
+        pApp->OverrideSystemSettings( aSettings );
+        Application::SetSettings( aSettings );
+    }
+    else
+    {
+        DataChangedEventType nType;
+        switch ( nEvent )
+        {
+            case SalEvent::PrinterChanged:
+                ImplDeletePrnQueueList();
+                nType = DataChangedEventType::PRINTER;
+                break;
+            case SalEvent::DisplayChanged:
+                nType = DataChangedEventType::DISPLAY;
+                break;
+            case SalEvent::FontChanged:
+                OutputDevice::ImplUpdateAllFontData( true );
+                nType = DataChangedEventType::FONTS;
+                break;
+            default:
+                nType = DataChangedEventType::NONE;
+                break;
+        }
+
+        if ( nType != DataChangedEventType::NONE )
+        {
+            DataChangedEvent aDCEvt( nType );
+            Application::ImplCallEventListenersApplicationDataChanged(&aDCEvt);
+            Application::NotifyAllWindows( aDCEvt );
+        }
+    }
+}
+
+static void ImplHandleSalExtTextInputPos( vcl::Window* pWindow, SalExtTextInputPosEvent* pEvt )
+{
+    tools::Rectangle aCursorRect;
+    ImplHandleExtTextInputPos( pWindow, aCursorRect, pEvt->mnExtWidth, &pEvt->mbVertical );
+    if ( aCursorRect.IsEmpty() )
+    {
+        pEvt->mnX       = -1;
+        pEvt->mnY       = -1;
+        pEvt->mnWidth   = -1;
+        pEvt->mnHeight  = -1;
+    }
+    else
+    {
+        pEvt->mnX       = aCursorRect.Left();
+        pEvt->mnY       = aCursorRect.Top();
+        pEvt->mnWidth   = aCursorRect.GetWidth();
+        pEvt->mnHeight  = aCursorRect.GetHeight();
+    }
+}
+
+static bool ImplHandleShowDialog( vcl::Window* pWindow, ShowDialogId nDialogId )
+{
+    if( ! pWindow )
+        return false;
+
+    if( pWindow->GetType() == WindowType::BORDERWINDOW )
+    {
+        vcl::Window* pWrkWin = pWindow->GetWindow( GetWindowType::Client );
+        if( pWrkWin )
+            pWindow = pWrkWin;
+    }
+    CommandDialogData aCmdData( nDialogId );
+    return ImplCallCommand( pWindow, CommandEventId::ShowDialog, &aCmdData );
+}
+
+static void ImplHandleSurroundingTextRequest( vcl::Window *pWindow,
+                          OUString& rText,
+                          Selection &rSelRange )
+{
+    vcl::Window* pChild = ImplGetKeyInputWindow( pWindow );
+
+    if ( !pChild )
+    {
+        rText.clear();
+        rSelRange.setMin( 0 );
+        rSelRange.setMax( 0 );
+    }
+    else
+    {
+        rText = pChild->GetSurroundingText();
+        Selection aSel = pChild->GetSurroundingTextSelection();
+        rSelRange.setMin( aSel.Min() );
+        rSelRange.setMax( aSel.Max() );
+    }
+}
+
+static void ImplHandleSalSurroundingTextRequest( vcl::Window *pWindow,
+                         SalSurroundingTextRequestEvent *pEvt )
+{
+    Selection aSelRange;
+    ImplHandleSurroundingTextRequest( pWindow, pEvt->maText, aSelRange );
+
+    aSelRange.Justify();
+
+    if( aSelRange.Min() < 0 )
+        pEvt->mnStart = 0;
+    else if( aSelRange.Min() > pEvt->maText.getLength() )
+        pEvt->mnStart = pEvt->maText.getLength();
+    else
+        pEvt->mnStart = aSelRange.Min();
+
+    if( aSelRange.Max() < 0 )
+        pEvt->mnStart = 0;
+    else if( aSelRange.Max() > pEvt->maText.getLength() )
+        pEvt->mnEnd = pEvt->maText.getLength();
+    else
+        pEvt->mnEnd = aSelRange.Max();
+}
+
+static void ImplHandleSalDeleteSurroundingTextRequest( vcl::Window *pWindow,
+                         SalSurroundingTextSelectionChangeEvent *pEvt )
+{
+    vcl::Window* pChild = ImplGetKeyInputWindow( pWindow );
+
+    Selection aSelection(pEvt->mnStart, pEvt->mnEnd);
+    if (pChild && pChild->DeleteSurroundingText(aSelection))
+    {
+        pEvt->mnStart = aSelection.Min();
+        pEvt->mnEnd = aSelection.Max();
+    }
+    else
+    {
+        pEvt->mnStart = pEvt->mnEnd = SAL_MAX_UINT32;
+    }
+}
+
+static void ImplHandleSurroundingTextSelectionChange( vcl::Window *pWindow,
+                              sal_uLong nStart,
+                              sal_uLong nEnd )
+{
+    vcl::Window* pChild = ImplGetKeyInputWindow( pWindow );
+    if( pChild )
+    {
+        CommandSelectionChangeData data( nStart, nEnd );
+        ImplCallCommand( pChild, CommandEventId::SelectionChange, &data );
+    }
+}
+
+static void ImplHandleStartReconversion( vcl::Window *pWindow )
+{
+    vcl::Window* pChild = ImplGetKeyInputWindow( pWindow );
+    if( pChild )
+        ImplCallCommand( pChild, CommandEventId::PrepareReconversion );
+}
+
+static void ImplHandleSalQueryCharPosition( vcl::Window *pWindow,
+                                            SalQueryCharPositionEvent *pEvt )
+{
+    pEvt->mbValid = false;
+    pEvt->mbVertical = false;
+    pEvt->mnCursorBoundX = 0;
+    pEvt->mnCursorBoundY = 0;
+    pEvt->mnCursorBoundWidth = 0;
+    pEvt->mnCursorBoundHeight = 0;
+
+    ImplSVData* pSVData = ImplGetSVData();
+    vcl::Window* pChild = pSVData->mpWinData->mpExtTextInputWin;
+
+    if ( !pChild )
+        pChild = ImplGetKeyInputWindow( pWindow );
+    else
+    {
+        // Test, if the Window is related to the frame
+        if ( !pWindow->ImplIsWindowOrChild( pChild ) )
+            pChild = ImplGetKeyInputWindow( pWindow );
+    }
+
+    if( !pChild )
+        return;
+
+    ImplCallCommand( pChild, CommandEventId::QueryCharPosition );
+
+    ImplWinData* pWinData = pChild->ImplGetWinData();
+    if ( !(pWinData->mpCompositionCharRects && pEvt->mnCharPos < o3tl::make_unsigned( pWinData->mnCompositionCharRects )) )
+        return;
+
+    const OutputDevice *pChildOutDev = pChild->GetOutDev();
+    const tools::Rectangle& aRect = pWinData->mpCompositionCharRects[ pEvt->mnCharPos ];
+    tools::Rectangle aDeviceRect = pChildOutDev->ImplLogicToDevicePixel( aRect );
+    Point aAbsScreenPos = pChild->OutputToAbsoluteScreenPixel( pChild->ScreenToOutputPixel(aDeviceRect.TopLeft()) );
+    pEvt->mnCursorBoundX = aAbsScreenPos.X();
+    pEvt->mnCursorBoundY = aAbsScreenPos.Y();
+    pEvt->mnCursorBoundWidth = aDeviceRect.GetWidth();
+    pEvt->mnCursorBoundHeight = aDeviceRect.GetHeight();
+    pEvt->mbVertical = pWinData->mbVertical;
+    pEvt->mbValid = true;
+}
+
+bool ImplWindowFrameProc( vcl::Window* _pWindow, SalEvent nEvent, const void* pEvent )
+{
+    DBG_TESTSOLARMUTEX();
+
+    // Ensure the window survives during this method.
+    VclPtr<vcl::Window> pWindow( _pWindow );
+
+    bool bRet = false;
+
+    // #119709# for some unknown reason it is possible to receive events (in this case key events)
+    // although the corresponding VCL window must have been destroyed already
+    // at least ImplGetWindowImpl() was NULL in these cases, so check this here
+    if( pWindow->ImplGetWindowImpl() == nullptr )
+        return false;
+
+    switch ( nEvent )
+    {
+        case SalEvent::MouseMove:
+            bRet = ImplHandleSalMouseMove( pWindow, static_cast<SalMouseEvent const *>(pEvent) );
+            break;
+        case SalEvent::ExternalMouseMove:
+        {
+            MouseEvent const * pMouseEvt = static_cast<MouseEvent const *>(pEvent);
+            SalMouseEvent   aSalMouseEvent;
+
+            aSalMouseEvent.mnTime = tools::Time::GetSystemTicks();
+            aSalMouseEvent.mnX = pMouseEvt->GetPosPixel().X();
+            aSalMouseEvent.mnY = pMouseEvt->GetPosPixel().Y();
+            aSalMouseEvent.mnButton = 0;
+            aSalMouseEvent.mnCode = pMouseEvt->GetButtons() | pMouseEvt->GetModifier();
+
+            bRet = ImplHandleSalMouseMove( pWindow, &aSalMouseEvent );
+        }
+        break;
+        case SalEvent::MouseLeave:
+            bRet = ImplHandleSalMouseLeave( pWindow, static_cast<SalMouseEvent const *>(pEvent) );
+            break;
+        case SalEvent::MouseButtonDown:
+            bRet = ImplHandleSalMouseButtonDown( pWindow, static_cast<SalMouseEvent const *>(pEvent) );
+            break;
+        case SalEvent::ExternalMouseButtonDown:
+        {
+            MouseEvent const * pMouseEvt = static_cast<MouseEvent const *>(pEvent);
+            SalMouseEvent   aSalMouseEvent;
+
+            aSalMouseEvent.mnTime = tools::Time::GetSystemTicks();
+            aSalMouseEvent.mnX = pMouseEvt->GetPosPixel().X();
+            aSalMouseEvent.mnY = pMouseEvt->GetPosPixel().Y();
+            aSalMouseEvent.mnButton = pMouseEvt->GetButtons();
+            aSalMouseEvent.mnCode = pMouseEvt->GetButtons() | pMouseEvt->GetModifier();
+
+            bRet = ImplHandleSalMouseButtonDown( pWindow, &aSalMouseEvent );
+        }
+        break;
+        case SalEvent::MouseButtonUp:
+            bRet = ImplHandleSalMouseButtonUp( pWindow, static_cast<SalMouseEvent const *>(pEvent) );
+            break;
+        case SalEvent::ExternalMouseButtonUp:
+        {
+            MouseEvent const * pMouseEvt = static_cast<MouseEvent const *>(pEvent);
+            SalMouseEvent   aSalMouseEvent;
+
+            aSalMouseEvent.mnTime = tools::Time::GetSystemTicks();
+            aSalMouseEvent.mnX = pMouseEvt->GetPosPixel().X();
+            aSalMouseEvent.mnY = pMouseEvt->GetPosPixel().Y();
+            aSalMouseEvent.mnButton = pMouseEvt->GetButtons();
+            aSalMouseEvent.mnCode = pMouseEvt->GetButtons() | pMouseEvt->GetModifier();
+
+            bRet = ImplHandleSalMouseButtonUp( pWindow, &aSalMouseEvent );
+        }
+        break;
+        case SalEvent::MouseActivate:
+            bRet = false;
+            break;
+        case SalEvent::KeyInput:
+            {
+            SalKeyEvent const * pKeyEvt = static_cast<SalKeyEvent const *>(pEvent);
+            bRet = ImplHandleKey( pWindow, MouseNotifyEvent::KEYINPUT,
+                pKeyEvt->mnCode, pKeyEvt->mnCharCode, pKeyEvt->mnRepeat, true );
+            }
+            break;
+        case SalEvent::ExternalKeyInput:
+            {
+            KeyEvent const * pKeyEvt = static_cast<KeyEvent const *>(pEvent);
+            bRet = ImplHandleKey( pWindow, MouseNotifyEvent::KEYINPUT,
+                pKeyEvt->GetKeyCode().GetFullCode(), pKeyEvt->GetCharCode(), pKeyEvt->GetRepeat(), false );
+            }
+            break;
+        case SalEvent::KeyUp:
+            {
+            SalKeyEvent const * pKeyEvt = static_cast<SalKeyEvent const *>(pEvent);
+            bRet = ImplHandleKey( pWindow, MouseNotifyEvent::KEYUP,
+                pKeyEvt->mnCode, pKeyEvt->mnCharCode, pKeyEvt->mnRepeat, true );
+            }
+            break;
+        case SalEvent::ExternalKeyUp:
+            {
+            KeyEvent const * pKeyEvt = static_cast<KeyEvent const *>(pEvent);
+            bRet = ImplHandleKey( pWindow, MouseNotifyEvent::KEYUP,
+                pKeyEvt->GetKeyCode().GetFullCode(), pKeyEvt->GetCharCode(), pKeyEvt->GetRepeat(), false );
+            }
+            break;
+        case SalEvent::KeyModChange:
+            ImplHandleSalKeyMod( pWindow, static_cast<SalKeyModEvent const *>(pEvent) );
+            break;
+
+        case SalEvent::InputLanguageChange:
+            ImplHandleInputLanguageChange( pWindow );
+            break;
+
+        case SalEvent::MenuActivate:
+        case SalEvent::MenuDeactivate:
+        case SalEvent::MenuHighlight:
+        case SalEvent::MenuCommand:
+        case SalEvent::MenuButtonCommand:
+            bRet = ImplHandleMenuEvent( pWindow, const_cast<SalMenuEvent *>(static_cast<SalMenuEvent const *>(pEvent)), nEvent );
+            break;
+
+        case SalEvent::WheelMouse:
+            bRet = ImplHandleWheelEvent( pWindow, *static_cast<const SalWheelMouseEvent*>(pEvent));
+            break;
+
+        case SalEvent::Paint:
+            {
+            SalPaintEvent const * pPaintEvt = static_cast<SalPaintEvent const *>(pEvent);
+
+            if( AllSettings::GetLayoutRTL() )
+            {
+                SalFrame* pSalFrame = pWindow->ImplGetWindowImpl()->mpFrame;
+                const_cast<SalPaintEvent *>(pPaintEvt)->mnBoundX = pSalFrame->maGeometry.nWidth-pPaintEvt->mnBoundWidth-pPaintEvt->mnBoundX;
+            }
+
+            tools::Rectangle aBoundRect( Point( pPaintEvt->mnBoundX, pPaintEvt->mnBoundY ),
+                                  Size( pPaintEvt->mnBoundWidth, pPaintEvt->mnBoundHeight ) );
+            ImplHandlePaint( pWindow, aBoundRect, pPaintEvt->mbImmediateUpdate );
+            }
+            break;
+
+        case SalEvent::Move:
+            ImplHandleMove( pWindow );
+            break;
+
+        case SalEvent::Resize:
+            {
+            tools::Long nNewWidth;
+            tools::Long nNewHeight;
+            pWindow->ImplGetWindowImpl()->mpFrame->GetClientSize( nNewWidth, nNewHeight );
+            ImplHandleResize( pWindow, nNewWidth, nNewHeight );
+            }
+            break;
+
+        case SalEvent::MoveResize:
+            {
+            SalFrameGeometry g = pWindow->ImplGetWindowImpl()->mpFrame->GetGeometry();
+            ImplHandleMoveResize( pWindow, g.nWidth, g.nHeight );
+            }
+            break;
+
+        case SalEvent::ClosePopups:
+            {
+            KillOwnPopups( pWindow );
+            }
+            break;
+
+        case SalEvent::GetFocus:
+            ImplHandleGetFocus( pWindow );
+            break;
+        case SalEvent::LoseFocus:
+            ImplHandleLoseFocus( pWindow );
+            break;
+
+        case SalEvent::Close:
+            ImplHandleClose( pWindow );
+            break;
+
+        case SalEvent::Shutdown:
+            {
+                static bool bInQueryExit = false;
+                if( !bInQueryExit )
+                {
+                    bInQueryExit = true;
+                    if ( GetpApp()->QueryExit() )
+                    {
+                        // end the message loop
+                        Application::Quit();
+                        return false;
+                    }
+                    else
+                    {
+                        bInQueryExit = false;
+                        return true;
+                    }
+                }
+                return false;
+            }
+
+        case SalEvent::SettingsChanged:
+        case SalEvent::PrinterChanged:
+        case SalEvent::DisplayChanged:
+        case SalEvent::FontChanged:
+            ImplHandleSalSettings( nEvent );
+            break;
+
+        case SalEvent::UserEvent:
+            ImplHandleUserEvent( const_cast<ImplSVEvent *>(static_cast<ImplSVEvent const *>(pEvent)) );
+            break;
+
+        case SalEvent::ExtTextInput:
+            {
+            SalExtTextInputEvent const * pEvt = static_cast<SalExtTextInputEvent const *>(pEvent);
+            bRet = ImplHandleExtTextInput( pWindow,
+                                           pEvt->maText, pEvt->mpTextAttr,
+                                           pEvt->mnCursorPos, pEvt->mnCursorFlags );
+            }
+            break;
+        case SalEvent::EndExtTextInput:
+            bRet = ImplHandleEndExtTextInput();
+            break;
+        case SalEvent::ExtTextInputPos:
+            ImplHandleSalExtTextInputPos( pWindow, const_cast<SalExtTextInputPosEvent *>(static_cast<SalExtTextInputPosEvent const *>(pEvent)) );
+            break;
+        case SalEvent::InputContextChange:
+            bRet = ImplHandleInputContextChange( pWindow );
+            break;
+        case SalEvent::ShowDialog:
+            {
+                ShowDialogId nLOKWindowId = static_cast<ShowDialogId>(reinterpret_cast<sal_IntPtr>(pEvent));
+                bRet = ImplHandleShowDialog( pWindow, nLOKWindowId );
+            }
+            break;
+        case SalEvent::SurroundingTextRequest:
+            ImplHandleSalSurroundingTextRequest( pWindow, const_cast<SalSurroundingTextRequestEvent *>(static_cast<SalSurroundingTextRequestEvent const *>(pEvent)) );
+            break;
+        case SalEvent::DeleteSurroundingTextRequest:
+            ImplHandleSalDeleteSurroundingTextRequest( pWindow, const_cast<SalSurroundingTextSelectionChangeEvent *>(static_cast<SalSurroundingTextSelectionChangeEvent const *>(pEvent)) );
+            break;
+        case SalEvent::SurroundingTextSelectionChange:
+        {
+            SalSurroundingTextSelectionChangeEvent const * pEvt
+             = static_cast<SalSurroundingTextSelectionChangeEvent const *>(pEvent);
+            ImplHandleSurroundingTextSelectionChange( pWindow,
+                              pEvt->mnStart,
+                              pEvt->mnEnd );
+            [[fallthrough]]; // TODO: Fallthrough really intended?
+        }
+        case SalEvent::StartReconversion:
+            ImplHandleStartReconversion( pWindow );
+            break;
+
+        case SalEvent::QueryCharPosition:
+            ImplHandleSalQueryCharPosition( pWindow, const_cast<SalQueryCharPositionEvent *>(static_cast<SalQueryCharPositionEvent const *>(pEvent)) );
+            break;
+
+        case SalEvent::Swipe:
+            bRet = ImplHandleSwipe(pWindow, *static_cast<const SalSwipeEvent*>(pEvent));
+            break;
+
+        case SalEvent::LongPress:
+            bRet = ImplHandleLongPress(pWindow, *static_cast<const SalLongPressEvent*>(pEvent));
+            break;
+
+        case SalEvent::ExternalGesture:
+        {
+            auto const * pGestureEvent = static_cast<GestureEvent const *>(pEvent);
+
+            SalGestureEvent aSalGestureEvent;
+            aSalGestureEvent.mfOffset = pGestureEvent->mnOffset;
+            aSalGestureEvent.mnX = pGestureEvent->mnX;
+            aSalGestureEvent.mnY = pGestureEvent->mnY;
+            aSalGestureEvent.meEventType = pGestureEvent->meEventType;
+            aSalGestureEvent.meOrientation = pGestureEvent->meOrientation;
+
+            bRet = ImplHandleGestureEvent(pWindow, aSalGestureEvent);
+        }
+        break;
+        case SalEvent::Gesture:
+        {
+            auto const * aSalGestureEvent = static_cast<SalGestureEvent const *>(pEvent);
+            bRet = ImplHandleGestureEvent(pWindow, *aSalGestureEvent);
+        }
+        break;
+        default:
+            SAL_WARN( "vcl.layout", "ImplWindowFrameProc(): unknown event (" << static_cast<int>(nEvent) << ")" );
+            break;
+    }
+
+    return bRet;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/window/wrkwin.cxx b/vcl/source/window/wrkwin.cxx
new file mode 100644
index 000000000..6dfdd4c0d
--- /dev/null
+++ b/vcl/source/window/wrkwin.cxx
@@ -0,0 +1,272 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+#include <sal/log.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/wrkwin.hxx>
+// declare system types in sysdata.hxx
+#include <vcl/sysdata.hxx>
+#include <com/sun/star/lang/XComponent.hpp>
+#include <com/sun/star/rendering/XCanvas.hpp>
+
+#include <svdata.hxx>
+#include <salframe.hxx>
+#include <brdwin.hxx>
+#include <window.h>
+
+void WorkWindow::ImplInitWorkWindowData()
+{
+    mnIcon                  = 0; // Should be removed in the next top level update - now in SystemWindow
+
+    mnPresentationFlags     = PresentationFlags::NONE;
+    mbPresentationMode      = false;
+    mbPresentationVisible   = false;
+    mbPresentationFull      = false;
+    mbFullScreenMode        = false;
+}
+
+void WorkWindow::ImplInit( vcl::Window* pParent, WinBits nStyle, SystemParentData* pSystemParentData )
+{
+    BorderWindowStyle nFrameStyle = BorderWindowStyle::Frame;
+    if ( nStyle & WB_APP )
+        nFrameStyle |= BorderWindowStyle::App;
+
+    VclPtrInstance<ImplBorderWindow> pBorderWin( pParent, pSystemParentData, nStyle, nFrameStyle );
+    Window::ImplInit( pBorderWin, nStyle & (WB_3DLOOK | WB_CLIPCHILDREN | WB_DIALOGCONTROL | WB_SYSTEMFLOATWIN), nullptr );
+    pBorderWin->mpWindowImpl->mpClientWindow = this;
+    pBorderWin->GetBorder( mpWindowImpl->mnLeftBorder, mpWindowImpl->mnTopBorder, mpWindowImpl->mnRightBorder, mpWindowImpl->mnBottomBorder );
+    mpWindowImpl->mpBorderWindow  = pBorderWin;
+
+    // mpWindowImpl->mpRealParent    = pParent; // should actually be set, but is not set due to errors with the menubar!!
+
+    if ( nStyle & WB_APP )
+    {
+        ImplSVData* pSVData = ImplGetSVData();
+        SAL_WARN_IF(pSVData->maFrameData.mpAppWin, "vcl",
+                    "WorkWindow::WorkWindow(): More than one window with style WB_APP");
+        pSVData->maFrameData.mpAppWin = this;
+    }
+
+    SetActivateMode( ActivateModeFlags::GrabFocus );
+}
+
+void WorkWindow::ImplInit( vcl::Window* pParent, WinBits nStyle, const css::uno::Any& aSystemWorkWindowToken )
+{
+    if( aSystemWorkWindowToken.hasValue() )
+    {
+        css::uno::Sequence< sal_Int8 > aSeq;
+        aSystemWorkWindowToken >>= aSeq;
+        SystemParentData* pData = reinterpret_cast<SystemParentData*>(aSeq.getArray());
+        SAL_WARN_IF( aSeq.getLength() != sizeof( SystemParentData ) || pData->nSize != sizeof( SystemParentData ), "vcl", "WorkWindow::WorkWindow( vcl::Window*, const Any&, WinBits ) called with invalid Any" );
+        // init with style 0 as does WorkWindow::WorkWindow( SystemParentData* );
+        ImplInit( pParent, 0, pData );
+    }
+    else
+        ImplInit( pParent, nStyle );
+}
+
+WorkWindow::WorkWindow( WindowType nType ) :
+    SystemWindow( nType, "vcl::WorkWindow maLayoutIdle" )
+{
+    ImplInitWorkWindowData();
+}
+
+WorkWindow::WorkWindow( vcl::Window* pParent, WinBits nStyle ) :
+    SystemWindow( WindowType::WORKWINDOW, "vcl::WorkWindow maLayoutIdle" )
+{
+    ImplInitWorkWindowData();
+    ImplInit( pParent, nStyle );
+}
+
+WorkWindow::WorkWindow( vcl::Window* pParent, const css::uno::Any& aSystemWorkWindowToken, WinBits nStyle ) :
+    SystemWindow( WindowType::WORKWINDOW, "vcl::WorkWindow maLayoutIdle" )
+{
+    ImplInitWorkWindowData();
+    mbSysChild = true;
+    ImplInit( pParent, nStyle, aSystemWorkWindowToken );
+}
+
+WorkWindow::WorkWindow( SystemParentData* pParent ) :
+    SystemWindow( WindowType::WORKWINDOW, "vcl::WorkWindow maLayoutIdle" )
+{
+    ImplInitWorkWindowData();
+    mbSysChild = true;
+    ImplInit( nullptr, 0, pParent );
+}
+
+WorkWindow::~WorkWindow()
+{
+    disposeOnce();
+}
+
+void WorkWindow::dispose()
+{
+    ImplSVData* pSVData = ImplGetSVData();
+    if (pSVData->maFrameData.mpAppWin == this)
+    {
+        pSVData->maFrameData.mpAppWin = nullptr;
+        Application::Quit();
+    }
+    SystemWindow::dispose();
+}
+
+void WorkWindow::ShowFullScreenMode( bool bFullScreenMode )
+{
+    return ShowFullScreenMode( bFullScreenMode, GetScreenNumber());
+}
+
+void WorkWindow::ShowFullScreenMode( bool bFullScreenMode, sal_Int32 nDisplayScreen )
+{
+    if ( !mbFullScreenMode == !bFullScreenMode )
+        return;
+
+    mbFullScreenMode = bFullScreenMode;
+    if ( mbSysChild )
+        return;
+
+    // Dispose of the canvas implementation, which might rely on
+    // screen-specific system data.
+    GetOutDev()->ImplDisposeCanvas();
+
+    mpWindowImpl->mpFrameWindow->mpWindowImpl->mbWaitSystemResize = true;
+    ImplGetFrame()->ShowFullScreen( bFullScreenMode, nDisplayScreen );
+}
+
+void WorkWindow::StartPresentationMode( PresentationFlags nFlags )
+{
+    return StartPresentationMode( false/*bPresentation*/, nFlags, GetScreenNumber());
+}
+
+void WorkWindow::StartPresentationMode( bool bPresentation, PresentationFlags nFlags, sal_Int32 nDisplayScreen )
+{
+    if ( !bPresentation == !mbPresentationMode )
+        return;
+
+    if ( bPresentation )
+    {
+        mbPresentationMode      = true;
+        mbPresentationVisible   = IsVisible();
+        mbPresentationFull      = mbFullScreenMode;
+        mnPresentationFlags     = nFlags;
+
+        ShowFullScreenMode( true, nDisplayScreen );
+        if ( !mbSysChild )
+        {
+            if ( mnPresentationFlags & PresentationFlags::HideAllApps )
+                mpWindowImpl->mpFrame->SetAlwaysOnTop( true );
+            ToTop();
+            mpWindowImpl->mpFrame->StartPresentation( true );
+        }
+
+        Show();
+    }
+    else
+    {
+        Show( mbPresentationVisible );
+        if ( !mbSysChild )
+        {
+            mpWindowImpl->mpFrame->StartPresentation( false );
+            if ( mnPresentationFlags & PresentationFlags::HideAllApps )
+                mpWindowImpl->mpFrame->SetAlwaysOnTop( false );
+        }
+        ShowFullScreenMode( mbPresentationFull, nDisplayScreen );
+
+        mbPresentationMode      = false;
+        mbPresentationVisible   = false;
+        mbPresentationFull      = false;
+        mnPresentationFlags     = PresentationFlags::NONE;
+    }
+}
+
+bool WorkWindow::IsMinimized() const
+{
+    //return mpWindowImpl->mpFrameData->mbMinimized;
+    SalFrameState aState;
+    if (mpWindowImpl->mpFrame->GetWindowState(&aState))
+        return bool(aState.mnState & WindowStateState::Minimized);
+    else
+        return false;
+}
+
+void WorkWindow::SetPluginParent( SystemParentData* pParent )
+{
+    SAL_WARN_IF( mbPresentationMode || mbFullScreenMode, "vcl", "SetPluginParent in fullscreen or presentation mode !" );
+
+    bool bWasDnd = Window::ImplStopDnd();
+
+    bool bShown = IsVisible();
+    Show( false );
+    mpWindowImpl->mpFrame->SetPluginParent( pParent );
+    Show( bShown );
+
+    if( bWasDnd )
+        Window::ImplStartDnd();
+}
+
+void WorkWindow::ImplSetFrameState( WindowStateState aFrameState )
+{
+    SalFrameState   aState;
+    aState.mnMask   = WindowStateMask::State;
+    aState.mnState  = aFrameState;
+    mpWindowImpl->mpFrame->SetWindowState( &aState );
+}
+
+void WorkWindow::Minimize()
+{
+    ImplSetFrameState( WindowStateState::Minimized );
+}
+
+void WorkWindow::Restore()
+{
+    ImplSetFrameState( WindowStateState::Normal );
+}
+
+bool WorkWindow::Close()
+{
+    bool bCanClose = SystemWindow::Close();
+
+    // if it's the application window then close the application
+    if (bCanClose && (ImplGetSVData()->maFrameData.mpAppWin == this))
+        Application::Quit();
+
+    return bCanClose;
+}
+
+void WorkWindow::Maximize( bool bMaximize )
+{
+    ImplSetFrameState( bMaximize ? WindowStateState::Maximized : WindowStateState::Normal );
+}
+
+bool WorkWindow::IsMaximized() const
+{
+    bool bRet = false;
+
+    SalFrameState aState;
+    if( mpWindowImpl->mpFrame->GetWindowState( &aState ) )
+    {
+        if( aState.mnState & (WindowStateState::Maximized          |
+                              WindowStateState::MaximizedHorz     |
+                              WindowStateState::MaximizedVert ) )
+            bRet = true;
+    }
+    return bRet;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */