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

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

1 files changed, 1183 insertions, 0 deletions

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: */