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, 1360 insertions, 0 deletions

diff --git a/sd/source/ui/view/drviews1.cxx b/sd/source/ui/view/drviews1.cxx
new file mode 100644
index 000000000..085bc93f2
--- /dev/null
+++ b/sd/source/ui/view/drviews1.cxx
@@ -0,0 +1,1360 @@
+/* -*- 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 <DrawViewShell.hxx>
+#include <ViewShellImplementation.hxx>
+
+#include <DrawController.hxx>
+#include <com/sun/star/embed/XEmbeddedObject.hpp>
+
+#include <comphelper/scopeguard.hxx>
+#include <rtl/ref.hxx>
+
+#include <svx/svxids.hrc>
+#include <svx/svdpagv.hxx>
+#include <sfx2/viewfrm.hxx>
+#include <sfx2/bindings.hxx>
+#include <svx/svdoole2.hxx>
+#include <sfx2/dispatch.hxx>
+#include <sfx2/module.hxx>
+#include <vcl/scrbar.hxx>
+#include <svx/svdopage.hxx>
+#include <svx/fmshell.hxx>
+#include <tools/debug.hxx>
+#include <tools/diagnose_ex.h>
+#include <vcl/graphicfilter.hxx>
+
+#include <view/viewoverlaymanager.hxx>
+
+#include <app.hrc>
+
+#include <fupoor.hxx>
+#include <unokywds.hxx>
+#include <sdpage.hxx>
+#include <FrameView.hxx>
+#include <Window.hxx>
+#include <drawview.hxx>
+#include <drawdoc.hxx>
+#include <DrawDocShell.hxx>
+#include <Ruler.hxx>
+#include <Client.hxx>
+#include <slideshow.hxx>
+#include <AnimationChildWindow.hxx>
+#include <ToolBarManager.hxx>
+#include <FormShellManager.hxx>
+#include <ViewShellBase.hxx>
+#include <LayerTabBar.hxx>
+#include <ViewShellManager.hxx>
+#include <ViewShellHint.hxx>
+#include <SlideSorter.hxx>
+#include <SlideSorterViewShell.hxx>
+#include <controller/SlideSorterController.hxx>
+#include <controller/SlsPageSelector.hxx>
+
+#include <comphelper/lok.hxx>
+#include <LibreOfficeKit/LibreOfficeKitEnums.h>
+#include <vcl/uitest/logger.hxx>
+#include <vcl/uitest/eventdescription.hxx>
+
+using namespace com::sun::star;
+
+namespace sd {
+
+void DrawViewShell::Activate(bool bIsMDIActivate)
+{
+    ViewShell::Activate(bIsMDIActivate);
+
+    // When the mode is switched to normal the main view shell grabs focus.
+    // This is done for getting cut/copy/paste commands on slides in the left
+    // pane (slide sorter view shell) to work properly.
+    SfxShell* pTopViewShell = this->GetViewShellBase().GetViewShellManager()->GetTopViewShell();
+    if (pTopViewShell && pTopViewShell == this)
+    {
+        this->GetActiveWindow()->GrabFocus();
+    }
+}
+
+void DrawViewShell::UIActivating( SfxInPlaceClient* pCli )
+{
+    ViewShell::UIActivating(pCli);
+
+    // Disable own controls
+    maTabControl->Disable();
+    if (GetLayerTabControl() != nullptr)
+        GetLayerTabControl()->Disable();
+}
+
+void DrawViewShell::UIDeactivated( SfxInPlaceClient* pCli )
+{
+    // Enable own controls
+    maTabControl->Enable();
+    if (GetLayerTabControl() != nullptr)
+        GetLayerTabControl()->Enable();
+
+    ViewShell::UIDeactivated(pCli);
+}
+
+void DrawViewShell::Deactivate(bool bIsMDIActivate)
+{
+    // Temporarily disable context broadcasting while the Deactivate()
+    // call is forwarded to our base class.
+    const bool bIsContextBroadcasterEnabled (SfxShell::SetContextBroadcasterEnabled(false));
+
+    ViewShell::Deactivate(bIsMDIActivate);
+
+    SfxShell::SetContextBroadcasterEnabled(bIsContextBroadcasterEnabled);
+}
+
+namespace
+{
+    class LockUI
+    {
+    private:
+        void Lock(bool bLock);
+        SfxViewFrame *mpFrame;
+    public:
+        explicit LockUI(SfxViewFrame *pFrame) : mpFrame(pFrame) { Lock(true); }
+        ~LockUI() { Lock(false); }
+
+    };
+
+    void LockUI::Lock(bool bLock)
+    {
+        if (!mpFrame)
+            return;
+        mpFrame->Enable( !bLock );
+    }
+}
+
+/**
+ * Called, if state of selection of view is changed
+ */
+
+void DrawViewShell::SelectionHasChanged()
+{
+    Invalidate();
+
+    //Update3DWindow(); // 3D-Controller
+    SfxBoolItem aItem( SID_3D_STATE, true );
+    GetViewFrame()->GetDispatcher()->ExecuteList(
+        SID_3D_STATE, SfxCallMode::ASYNCHRON | SfxCallMode::RECORD, { &aItem });
+
+    SdrOle2Obj* pOleObj = nullptr;
+
+    if ( mpDrawView->AreObjectsMarked() )
+    {
+        const SdrMarkList& rMarkList = mpDrawView->GetMarkedObjectList();
+
+        if (rMarkList.GetMarkCount() == 1)
+        {
+            SdrMark* pMark = rMarkList.GetMark(0);
+            SdrObject* pObj = pMark->GetMarkedSdrObj();
+
+            SdrInventor nInv        = pObj->GetObjInventor();
+            SdrObjKind  nSdrObjKind = pObj->GetObjIdentifier();
+
+            if (nInv == SdrInventor::Default && nSdrObjKind == SdrObjKind::OLE2)
+            {
+                pOleObj = static_cast<SdrOle2Obj*>(pObj);
+                UpdateIMapDlg( pObj );
+            }
+            else if (nSdrObjKind == SdrObjKind::Graphic)
+                UpdateIMapDlg( pObj );
+        }
+    }
+
+    ViewShellBase& rBase = GetViewShellBase();
+    rBase.SetVerbs( uno::Sequence< embed::VerbDescriptor >() );
+
+    try
+    {
+        Client* pIPClient = static_cast<Client*>(rBase.GetIPClient());
+        if ( pIPClient && pIPClient->IsObjectInPlaceActive() )
+        {
+            // as appropriate take ole-objects into account and deactivate
+
+            // this means we recently deselected an inplace active ole object so
+            // we need to deselect it now
+            if (!pOleObj)
+            {
+                //#i47279# disable frame until after object has completed unload
+                LockUI aUILock(GetViewFrame());
+                pIPClient->DeactivateObject();
+                //HMHmpDrView->ShowMarkHdl();
+            }
+            else
+            {
+                const uno::Reference < embed::XEmbeddedObject >& xObj = pOleObj->GetObjRef();
+                if ( xObj.is() )
+                {
+                    rBase.SetVerbs( xObj->getSupportedVerbs() );
+                }
+                else
+                {
+                    rBase.SetVerbs( uno::Sequence < embed::VerbDescriptor >() );
+                }
+            }
+        }
+        else
+        {
+            if ( pOleObj )
+            {
+                const uno::Reference < embed::XEmbeddedObject >& xObj = pOleObj->GetObjRef();
+                if ( xObj.is() )
+                {
+                    rBase.SetVerbs( xObj->getSupportedVerbs() );
+                }
+                else
+                {
+                    rBase.SetVerbs( uno::Sequence < embed::VerbDescriptor >() );
+                }
+            }
+            else
+            {
+                rBase.SetVerbs( uno::Sequence < embed::VerbDescriptor >() );
+            }
+        }
+    }
+    catch( css::uno::Exception& )
+    {
+        TOOLS_WARN_EXCEPTION( "sd", "sd::DrawViewShell::SelectionHasChanged()" );
+    }
+
+    if( HasCurrentFunction() )
+    {
+        GetCurrentFunction()->SelectionHasChanged();
+    }
+    else
+    {
+        GetViewShellBase().GetToolBarManager()->SelectionHasChanged(*this,*mpDrawView);
+    }
+
+    // Invalidate for every subshell
+    GetViewShellBase().GetViewShellManager()->InvalidateAllSubShells(this);
+
+    mpDrawView->UpdateSelectionClipboard();
+
+    GetViewShellBase().GetDrawController().FireSelectionChangeListener();
+}
+
+namespace {
+
+void collectUIInformation(const OUString& aZoom)
+{
+    EventDescription aDescription;
+    aDescription.aID = "impress_win";
+    aDescription.aParameters = {{"ZOOM", aZoom}};
+    aDescription.aAction = "SET";
+    aDescription.aKeyWord = "ImpressWindowUIObject";
+    aDescription.aParent = "MainWindow";
+
+    UITestLogger::getInstance().logEvent(aDescription);
+}
+
+}
+
+/**
+ * set zoom factor
+ */
+void DrawViewShell::SetZoom( ::tools::Long nZoom )
+{
+    // Make sure that the zoom factor will not be recalculated on
+    // following window resizings.
+    mbZoomOnPage = false;
+    ViewShell::SetZoom( nZoom );
+    GetViewFrame()->GetBindings().Invalidate( SID_ATTR_ZOOM );
+    GetViewFrame()->GetBindings().Invalidate( SID_ATTR_ZOOMSLIDER );
+    mpViewOverlayManager->onZoomChanged();
+    collectUIInformation(OUString::number(nZoom));
+}
+
+/**
+ * Set zoom rectangle for active window
+ */
+
+void DrawViewShell::SetZoomRect( const ::tools::Rectangle& rZoomRect )
+{
+    ViewShell::SetZoomRect( rZoomRect );
+    GetViewFrame()->GetBindings().Invalidate( SID_ATTR_ZOOM );
+    GetViewFrame()->GetBindings().Invalidate( SID_ATTR_ZOOMSLIDER );
+    mpViewOverlayManager->onZoomChanged();
+}
+
+/**
+ * PrepareClose, as appropriate end text input, so other viewshells
+ * discover a refreshed text object.
+ */
+
+bool DrawViewShell::PrepareClose( bool bUI )
+{
+    if ( !ViewShell::PrepareClose(bUI) )
+        return false;
+
+    if( HasCurrentFunction() )
+    {
+        sal_uInt16 nID = GetCurrentFunction()->GetSlotID();
+        if (nID == SID_TEXTEDIT || nID == SID_ATTR_CHAR)
+        {
+            mpDrawView->SdrEndTextEdit();
+        }
+    }
+
+    return true;
+}
+
+
+/**
+ * Set status (enabled/disabled) of menu SfxSlots
+ */
+
+void DrawViewShell::ChangeEditMode(EditMode eEMode, bool bIsLayerModeActive)
+{
+    if (meEditMode == eEMode && mbIsLayerModeActive == bIsLayerModeActive)
+        return;
+
+    ViewShellManager::UpdateLock aLock (GetViewShellBase().GetViewShellManager());
+
+    sal_uInt16 nActualPageId = maTabControl->GetPageId(0);
+
+    if (mePageKind == PageKind::Handout)
+    {
+        // at handouts only allow MasterPage
+        eEMode = EditMode::MasterPage;
+    }
+
+    GetViewShellBase().GetDrawController().FireChangeEditMode (eEMode == EditMode::MasterPage);
+    GetViewShellBase().GetDrawController().FireChangeLayerMode (bIsLayerModeActive);
+
+    if ( mpDrawView->IsTextEdit() )
+    {
+        // This exits the text edit mode when going in and out of window focus, which is not needed
+        // Let's keep this call as comment for now as it probably just needs a better conditional.
+        // mpDrawView->SdrEndTextEdit();
+    }
+
+    LayerTabBar* pLayerBar = GetLayerTabControl();
+    if (pLayerBar != nullptr)
+        pLayerBar->EndEditMode();
+    maTabControl->EndEditMode();
+
+    GetViewShellBase().GetDrawController().BroadcastContextChange();
+
+    meEditMode = eEMode;
+
+    if(pLayerBar)
+    {
+        // #i87182# only switch activation mode of LayerTabBar when there is one,
+        // else it will not get initialized with the current set of Layers as needed
+        mbIsLayerModeActive = bIsLayerModeActive;
+    }
+
+    // Determine whether to show the master view toolbar.  The master
+    // page mode has to be active and the shell must not be a handout
+    // view.
+    bool bShowMasterViewToolbar (meEditMode == EditMode::MasterPage
+         && GetShellType() != ViewShell::ST_HANDOUT);
+    bool bShowPresentationToolbar (meEditMode != EditMode::MasterPage
+         && GetShellType() != ViewShell::ST_HANDOUT
+         && GetShellType() != ViewShell::ST_DRAW);
+
+    // If the master view toolbar is not shown we hide it before
+    // switching the edit mode.
+    if (::sd::ViewShell::mpImpl->mbIsInitialized
+        && IsMainViewShell())
+    {
+        if ( !bShowMasterViewToolbar )
+            GetViewShellBase().GetToolBarManager()->ResetToolBars(ToolBarManager::ToolBarGroup::MasterMode);
+        if ( !bShowPresentationToolbar )
+            GetViewShellBase().GetToolBarManager()->ResetToolBars(ToolBarManager::ToolBarGroup::CommonTask);
+    }
+
+    ConfigureAppBackgroundColor();
+
+    if (meEditMode == EditMode::Page)
+    {
+        /******************************************************************
+        * PAGEMODE
+        ******************************************************************/
+
+        maTabControl->Clear();
+
+        SdPage* pPage;
+        sal_uInt16 nPageCnt = GetDoc()->GetSdPageCount(mePageKind);
+
+        for (sal_uInt16 i = 0; i < nPageCnt; i++)
+        {
+            pPage = GetDoc()->GetSdPage(i, mePageKind);
+            OUString aPageName = pPage->GetName();
+            maTabControl->InsertPage(pPage->getPageId(), aPageName);
+
+            if ( pPage->IsSelected() )
+            {
+                nActualPageId = pPage->getPageId();
+            }
+        }
+
+        maTabControl->SetCurPageId(nActualPageId);
+
+        SwitchPage(maTabControl->GetPagePos(nActualPageId));
+
+        //tdf#102343 re-enable common undo on switch back from master mode
+        mpDrawView->GetModel()->SetDisableTextEditUsesCommonUndoManager(false);
+    }
+    else
+    {
+        /******************************************************************
+        * MASTERPAGE
+        ******************************************************************/
+        GetViewFrame()->SetChildWindow(
+            AnimationChildWindow::GetChildWindowId(), false );
+
+        if (comphelper::LibreOfficeKit::isActive())
+            GetViewShell()->libreOfficeKitViewCallback(LOK_CALLBACK_STATE_CHANGED,
+                                                       ".uno:SlideMasterPage=true");
+        if (!mpActualPage)
+        {
+            // as long as there is no mpActualPage, take first
+            mpActualPage = GetDoc()->GetSdPage(0, mePageKind);
+        }
+
+        maTabControl->Clear();
+        sal_uInt16 nActualMasterPageId = maTabControl->GetPageId(0);
+        sal_uInt16 nMasterPageCnt = GetDoc()->GetMasterSdPageCount(mePageKind);
+
+        for (sal_uInt16 i = 0; i < nMasterPageCnt; i++)
+        {
+            SdPage* pMaster = GetDoc()->GetMasterSdPage(i, mePageKind);
+            OUString aLayoutName = pMaster->GetLayoutName();
+            sal_Int32 nPos = aLayoutName.indexOf(SD_LT_SEPARATOR);
+            if (nPos != -1)
+                aLayoutName = aLayoutName.copy(0, nPos);
+
+            maTabControl->InsertPage(pMaster->getPageId(), aLayoutName);
+
+            if (&(mpActualPage->TRG_GetMasterPage()) == pMaster)
+            {
+                nActualMasterPageId = pMaster->getPageId();
+            }
+        }
+
+        maTabControl->SetCurPageId(nActualMasterPageId);
+        SwitchPage(maTabControl->GetPagePos(nActualMasterPageId));
+
+        //tdf#102343 changing attributes of textboxes in master typically
+        //changes the stylesheet they are linked to, so if the common
+        //undo manager is in use, those stylesheet changes are thrown
+        //away at present
+        mpDrawView->GetModel()->SetDisableTextEditUsesCommonUndoManager(true);
+    }
+
+    // If the master view toolbar is to be shown we turn it on after the
+    // edit mode has been changed.
+    if (::sd::ViewShell::mpImpl->mbIsInitialized
+        && IsMainViewShell())
+    {
+        if (bShowMasterViewToolbar)
+            GetViewShellBase().GetToolBarManager()->SetToolBar(
+                ToolBarManager::ToolBarGroup::MasterMode,
+                ToolBarManager::msMasterViewToolBar);
+        if (bShowPresentationToolbar)
+            GetViewShellBase().GetToolBarManager()->SetToolBar(
+                ToolBarManager::ToolBarGroup::CommonTask,
+                ToolBarManager::msCommonTaskToolBar);
+    }
+
+    if ( ! mbIsLayerModeActive)
+    {
+        maTabControl->Show();
+        // Set the tab control only for draw pages.  For master page
+        // this has been done already above.
+        if (meEditMode == EditMode::Page)
+            maTabControl->SetCurPageId (nActualPageId);
+    }
+
+    ResetActualLayer();
+
+    Invalidate( SID_PAGEMODE );
+    Invalidate( SID_LAYERMODE );
+    Invalidate( SID_MASTERPAGE );
+    Invalidate( SID_DELETE_MASTER_PAGE );
+    Invalidate( SID_DELETE_PAGE );
+    Invalidate( SID_SLIDE_MASTER_MODE );
+    Invalidate( SID_NOTES_MASTER_MODE );
+    Invalidate( SID_HANDOUT_MASTER_MODE );
+    InvalidateWindows();
+
+    SetContextName(GetSidebarContextName());
+
+}
+
+/**
+ * Generate horizontal ruler
+ */
+
+VclPtr<SvxRuler> DrawViewShell::CreateHRuler (::sd::Window* pWin)
+{
+    VclPtr<Ruler> pRuler;
+    WinBits  aWBits;
+    SvxRulerSupportFlags nFlags = SvxRulerSupportFlags::OBJECT;
+
+    aWBits  = WB_HSCROLL | WB_3DLOOK | WB_BORDER | WB_EXTRAFIELD;
+    nFlags |= SvxRulerSupportFlags::SET_NULLOFFSET |
+              SvxRulerSupportFlags::TABS |
+              SvxRulerSupportFlags::PARAGRAPH_MARGINS; // new
+
+    pRuler = VclPtr<Ruler>::Create(*this, GetParentWindow(), pWin, nFlags,
+        GetViewFrame()->GetBindings(), aWBits);
+
+    // Metric ...
+    sal_uInt16 nMetric = static_cast<sal_uInt16>(GetDoc()->GetUIUnit());
+
+    if( nMetric == 0xffff )
+        nMetric = static_cast<sal_uInt16>(GetViewShellBase().GetViewFrame()->GetDispatcher()->GetModule()->GetFieldUnit());
+
+    pRuler->SetUnit( FieldUnit( nMetric ) );
+
+    // ... and also set DefTab at the ruler
+    pRuler->SetDefTabDist( GetDoc()->GetDefaultTabulator() ); // new
+
+    Fraction aUIScale(pWin->GetMapMode().GetScaleX());
+    aUIScale *= GetDoc()->GetUIScale();
+    pRuler->SetZoom(aUIScale);
+
+    return pRuler;
+}
+
+/**
+ * Generate vertical ruler
+ */
+
+VclPtr<SvxRuler> DrawViewShell::CreateVRuler(::sd::Window* pWin)
+{
+    VclPtr<SvxRuler> pRuler;
+    WinBits  aWBits = WB_VSCROLL | WB_3DLOOK | WB_BORDER;
+    SvxRulerSupportFlags nFlags = SvxRulerSupportFlags::OBJECT;
+
+    pRuler = VclPtr<Ruler>::Create(*this, GetParentWindow(), pWin, nFlags,
+        GetViewFrame()->GetBindings(), aWBits);
+
+    // Metric same as HRuler, use document setting
+    sal_uInt16 nMetric = static_cast<sal_uInt16>(GetDoc()->GetUIUnit());
+
+    if( nMetric == 0xffff )
+        nMetric = static_cast<sal_uInt16>(GetViewShellBase().GetViewFrame()->GetDispatcher()->GetModule()->GetFieldUnit());
+
+    pRuler->SetUnit( FieldUnit( nMetric ) );
+
+    Fraction aUIScale(pWin->GetMapMode().GetScaleY());
+    aUIScale *= GetDoc()->GetUIScale();
+    pRuler->SetZoom(aUIScale);
+
+    return pRuler;
+}
+
+/**
+ * Refresh horizontal ruler
+ */
+
+void DrawViewShell::UpdateHRuler()
+{
+    Invalidate( SID_ATTR_LONG_LRSPACE );
+    Invalidate( SID_RULER_PAGE_POS );
+    Invalidate( SID_RULER_OBJECT );
+    Invalidate( SID_RULER_TEXT_RIGHT_TO_LEFT );
+
+    if (mpHorizontalRuler)
+        mpHorizontalRuler->ForceUpdate();
+}
+
+/**
+ * Refresh vertical ruler
+ */
+
+void DrawViewShell::UpdateVRuler()
+{
+    Invalidate( SID_ATTR_LONG_LRSPACE );
+    Invalidate( SID_RULER_PAGE_POS );
+    Invalidate( SID_RULER_OBJECT );
+
+    if (mpVerticalRuler)
+        mpVerticalRuler->ForceUpdate();
+}
+
+/**
+ * Refresh TabControl on splitter change
+ */
+
+IMPL_LINK( DrawViewShell, TabSplitHdl, TabBar *, pTab, void )
+{
+    const ::tools::Long nMax = maViewSize.Width() - maScrBarWH.Width()
+        - maTabControl->GetPosPixel().X() ;
+
+    Size aTabSize = maTabControl->GetSizePixel();
+    aTabSize.setWidth( std::min(pTab->GetSplitSize(), static_cast<::tools::Long>(nMax-1)) );
+
+    maTabControl->SetSizePixel(aTabSize);
+
+    if(GetLayerTabControl()) // #i87182#
+    {
+        GetLayerTabControl()->SetSizePixel(aTabSize);
+    }
+
+    Point aPos = maTabControl->GetPosPixel();
+    aPos.AdjustX(aTabSize.Width() );
+
+    Size aScrSize(nMax - aTabSize.Width(), maScrBarWH.Height());
+    mpHorizontalScrollBar->SetPosSizePixel(aPos, aScrSize);
+}
+
+/// inherited from sd::ViewShell
+SdPage* DrawViewShell::getCurrentPage() const
+{
+    const sal_uInt16 nPageCount = (meEditMode == EditMode::Page)?
+                                    GetDoc()->GetSdPageCount(mePageKind):
+                                    GetDoc()->GetMasterSdPageCount(mePageKind);
+
+    sal_uInt16 nCurrentPage = maTabControl->GetCurPagePos();
+    DBG_ASSERT((nCurrentPage<nPageCount), "sd::DrawViewShell::getCurrentPage(), illegal page index!");
+    if (nCurrentPage >= nPageCount)
+        nCurrentPage = 0; // play safe here
+
+    if (meEditMode == EditMode::Page)
+    {
+        return GetDoc()->GetSdPage(nCurrentPage, mePageKind);
+    }
+    else // EditMode::MasterPage
+    {
+        return GetDoc()->GetMasterSdPage(nCurrentPage, mePageKind);
+    }
+}
+
+/**
+ * Select new refreshed page, in case of a page order change (eg. by undo)
+ */
+
+void DrawViewShell::ResetActualPage()
+{
+    if (!GetDoc())
+        return;
+
+    sal_uInt16 nCurrentPageId = maTabControl->GetCurPageId();
+    sal_uInt16 nNewPageId = nCurrentPageId;
+    sal_uInt16 nCurrentPageNum = maTabControl->GetPagePos(nCurrentPageId);
+    sal_uInt16 nPageCount   = (meEditMode == EditMode::Page)?GetDoc()->GetSdPageCount(mePageKind):GetDoc()->GetMasterSdPageCount(mePageKind);
+
+    if (meEditMode == EditMode::Page)
+    {
+
+        // Update for TabControl
+        maTabControl->Clear();
+
+        SdPage* pPage = nullptr;
+
+        for (sal_uInt16 i = 0; i < nPageCount; i++)
+        {
+            pPage = GetDoc()->GetSdPage(i, mePageKind);
+            OUString aPageName = pPage->GetName();
+            maTabControl->InsertPage(pPage->getPageId(), aPageName);
+
+            if (nCurrentPageId == pPage->getPageId())
+            {
+                nCurrentPageNum = i;
+                GetDoc()->SetSelected(pPage, true);
+            }
+            else
+                GetDoc()->SetSelected(pPage, false);
+        }
+
+        nNewPageId = maTabControl->GetPageId(nCurrentPageNum);
+        maTabControl->SetCurPageId(nNewPageId);
+    }
+    else // EditMode::MasterPage
+    {
+        maTabControl->Clear();
+
+        sal_uInt16 nMasterPageCnt = GetDoc()->GetMasterSdPageCount(mePageKind);
+        for (sal_uInt16 i = 0; i < nMasterPageCnt; i++)
+        {
+            SdPage* pMaster = GetDoc()->GetMasterSdPage(i, mePageKind);
+            OUString aLayoutName = pMaster->GetLayoutName();
+            sal_Int32 nPos = aLayoutName.indexOf(SD_LT_SEPARATOR);
+            if (nPos != -1)
+                aLayoutName = aLayoutName.copy(0, nPos);
+            maTabControl->InsertPage(pMaster->getPageId(), aLayoutName);
+
+            if (pMaster->getPageId() == nCurrentPageId)
+                nCurrentPageNum = i;
+        }
+
+        nNewPageId = maTabControl->GetPageId(nCurrentPageNum);
+        maTabControl->SetCurPageId(nNewPageId);
+        SwitchPage(nCurrentPageNum);
+    }
+
+    bool bAllowChangeFocus = nNewPageId != nCurrentPageId;
+    SfxBoolItem aI(SID_SWITCHPAGE, bAllowChangeFocus);
+    GetViewFrame()->GetDispatcher()->ExecuteList(SID_SWITCHPAGE,
+                SfxCallMode::ASYNCHRON | SfxCallMode::RECORD,
+                { &aI });
+}
+
+/**
+ * Apply "Verb" on OLE-object.
+ */
+ErrCode DrawViewShell::DoVerb(sal_Int32 nVerb)
+{
+    if ( mpDrawView->AreObjectsMarked() )
+    {
+        const SdrMarkList& rMarkList = mpDrawView->GetMarkedObjectList();
+
+        if (rMarkList.GetMarkCount() == 1)
+        {
+            SdrMark* pMark = rMarkList.GetMark(0);
+            SdrObject* pObj = pMark->GetMarkedSdrObj();
+
+            SdrInventor nInv        = pObj->GetObjInventor();
+            SdrObjKind  nSdrObjKind = pObj->GetObjIdentifier();
+
+            if (nInv == SdrInventor::Default && nSdrObjKind == SdrObjKind::OLE2)
+            {
+                ActivateObject( static_cast<SdrOle2Obj*>(pObj), nVerb);
+            }
+        }
+    }
+
+    return ERRCODE_NONE;
+}
+
+/**
+ * Activate OLE-object
+ */
+bool DrawViewShell::ActivateObject(SdrOle2Obj* pObj, sal_Int32 nVerb)
+{
+    bool bActivated = false;
+
+    if ( !GetDocSh()->IsUIActive() )
+    {
+        ToolBarManager::UpdateLock aLock (GetViewShellBase().GetToolBarManager());
+
+        bActivated = ViewShell::ActivateObject(pObj, nVerb);
+    }
+
+    return bActivated;
+}
+
+/**
+ * Mark the desired page as selected (1), deselected (0), toggle (2).
+ * nPage refers to the page in question.
+ */
+bool DrawViewShell::SelectPage(sal_uInt16 nPage, sal_uInt16 nSelect)
+{
+    SdPage* pPage = GetDoc()->GetSdPage(nPage, PageKind::Standard);
+
+    //page selector marks pages to selected in view
+    auto &pageSelector = sd::slidesorter::SlideSorterViewShell::GetSlideSorter(GetViewShellBase())->GetSlideSorter().GetController().GetPageSelector();
+
+    if (pPage)
+    {
+        if (nSelect == 0)
+        {
+            GetDoc()->SetSelected(pPage, false);  // Deselect.
+            pageSelector.DeselectPage(nPage);
+        }
+        else if (nSelect == 1)
+        {
+            GetDoc()->SetSelected(pPage, true);    // Select.
+            pageSelector.SelectPage(nPage);
+        }
+        else
+        {
+            // Toggle.
+            if (pPage->IsSelected())
+            {
+                GetDoc()->SetSelected(pPage, false);
+                pageSelector.DeselectPage(nPage);
+            }
+            else
+            {
+                GetDoc()->SetSelected(pPage, true);
+                pageSelector.SelectPage(nPage);
+            }
+        }
+        return true;
+    }
+
+    return false;
+}
+
+bool DrawViewShell::IsSelected(sal_uInt16 nPage)
+{
+    slidesorter::SlideSorterViewShell* pVShell
+        = slidesorter::SlideSorterViewShell::GetSlideSorter(GetViewShellBase());
+    if (pVShell != nullptr)
+        return pVShell->GetSlideSorter().GetController().GetPageSelector().IsPageSelected(nPage);
+
+    return false;
+}
+
+bool DrawViewShell::IsVisible(sal_uInt16 nPage)
+{
+    slidesorter::SlideSorterViewShell* pVShell
+        = slidesorter::SlideSorterViewShell::GetSlideSorter(GetViewShellBase());
+    if (pVShell != nullptr)
+        return pVShell->GetSlideSorter().GetController().GetPageSelector().IsPageVisible(nPage);
+
+    return false;
+}
+
+/**
+ * Switch to desired page.
+ * nSelectPage refers to the current EditMode
+ * bAllowChangeFocus set to false when slide is inserted before current page
+ *                   and we need to only update the current page number,
+ *                   do not disturb editing in that case
+ */
+bool DrawViewShell::SwitchPage(sal_uInt16 nSelectedPage, bool bAllowChangeFocus)
+{
+    /** Under some circumstances there are nested calls to SwitchPage() and
+        may crash the application (activation of form controls when the
+        shell of the edit view is not on top of the shell stack, see issue
+        83888 for details.)  Therefore the nested calls are ignored (they
+        would jump to the wrong page anyway.)
+    */
+
+    if (mbIsInSwitchPage)
+        return false;
+    mbIsInSwitchPage = true;
+    comphelper::ScopeGuard aGuard(
+            [this] () { this->mbIsInSwitchPage = false; } );
+
+    if (GetActiveWindow()->IsInPaint())
+    {
+        // Switching the current page while a Paint is being executed is
+        // dangerous.  So, post it for later execution and return.
+        maAsynchronousSwitchPageCall.Post(
+            [this, nSelectedPage] () { this->SwitchPage(nSelectedPage); } );
+        return false;
+    }
+
+    bool bOK = false;
+
+    // With the current implementation of FuSlideShow there is a problem
+    // when it displays the show in a window: when the show is stopped it
+    // returns at one point in time SDRPAGE_NOTFOUND as current page index.
+    // Because FuSlideShow is currently being rewritten this bug is fixed
+    // here.
+    // This is not as bad a hack as it may look because making SwitchPage()
+    // more robust with respect to invalid page numbers is a good thing
+    // anyway.
+    if (nSelectedPage == SDRPAGE_NOTFOUND)
+    {
+        nSelectedPage = 0;
+    }
+    else
+    {
+        // Make sure that the given page index points to an existing page.  Move
+        // the index into the valid range if necessary.
+        sal_uInt16 nPageCount = (meEditMode == EditMode::Page)
+            ? GetDoc()->GetSdPageCount(mePageKind)
+            : GetDoc()->GetMasterSdPageCount(mePageKind);
+        if (nSelectedPage >= nPageCount)
+            nSelectedPage = nPageCount-1;
+    }
+
+    if (IsSwitchPageAllowed())
+    {
+        ModifyGuard aGuard2( GetDoc() );
+
+        bOK = true;
+
+        if (mpActualPage)
+        {
+            SdPage* pNewPage = nullptr;
+
+            if (meEditMode == EditMode::MasterPage)
+            {
+                if( GetDoc()->GetMasterSdPageCount(mePageKind) > nSelectedPage )
+                    pNewPage = GetDoc()->GetMasterSdPage(nSelectedPage, mePageKind);
+
+                if( pNewPage )
+                {
+                    SdrPageView* pPV = mpDrawView->GetSdrPageView();
+                    OUString sPageText(pNewPage->GetLayoutName());
+                    sal_Int32 nPos = sPageText.indexOf(SD_LT_SEPARATOR);
+                    if (nPos != -1)
+                        sPageText = sPageText.copy(0, nPos);
+                    if (pPV
+                        && pNewPage == dynamic_cast< SdPage* >( pPV->GetPage() )
+                        && sPageText == maTabControl->GetPageText(maTabControl->GetPageId(nSelectedPage)))
+                    {
+                        // this slide is already visible
+                        return true;
+                    }
+                }
+            }
+            else
+            {
+                OSL_ASSERT(mpFrameView!=nullptr);
+                mpFrameView->SetSelectedPage(nSelectedPage);
+
+                if (GetDoc()->GetSdPageCount(mePageKind) > nSelectedPage)
+                    pNewPage = GetDoc()->GetSdPage(nSelectedPage, mePageKind);
+
+                if (mpActualPage == pNewPage)
+                {
+                    SdrPageView* pPV = mpDrawView->GetSdrPageView();
+
+                    SdPage* pCurrentPage = pPV ? dynamic_cast<SdPage*>(pPV->GetPage()) : nullptr;
+                    if (pCurrentPage
+                        && pNewPage == pCurrentPage
+                        && maTabControl->GetPageText(maTabControl->GetPageId(nSelectedPage)) == pNewPage->GetName())
+                    {
+                        // this slide is already visible
+                        return true;
+                    }
+                }
+            }
+        }
+
+        if (bAllowChangeFocus)
+            mpDrawView->SdrEndTextEdit();
+
+        mpActualPage = nullptr;
+
+        if (meEditMode == EditMode::Page)
+        {
+            mpActualPage = GetDoc()->GetSdPage(nSelectedPage, mePageKind);
+        }
+        else
+        {
+            SdPage* pMaster = GetDoc()->GetMasterSdPage(nSelectedPage, mePageKind);
+
+            // does the selected page fit to the masterpage?
+            sal_uInt16 nPageCount = GetDoc()->GetSdPageCount(mePageKind);
+            for (sal_uInt16 i = 0; i < nPageCount; i++)
+            {
+                SdPage* pPage = GetDoc()->GetSdPage(i, mePageKind);
+                if(pPage && pPage->IsSelected() && pMaster == &(pPage->TRG_GetMasterPage()))
+                {
+                    mpActualPage = pPage;
+                    break;
+                }
+            }
+
+            if (!mpActualPage)
+            {
+                // take the first page, that fits to the masterpage
+                for (sal_uInt16 i = 0; i < nPageCount; i++)
+                {
+                    SdPage* pPage = GetDoc()->GetSdPage(i, mePageKind);
+                    if(pPage && pMaster == &(pPage->TRG_GetMasterPage()))
+                    {
+                        mpActualPage = pPage;
+                        break;
+                    }
+                }
+            }
+        }
+
+        for (sal_uInt16 i = 0; i < GetDoc()->GetSdPageCount(mePageKind); i++)
+        {
+            // deselect all pages
+            GetDoc()->SetSelected( GetDoc()->GetSdPage(i, mePageKind), false);
+        }
+
+        if (!mpActualPage)
+        {
+            // as far as there is no mpActualPage, take the first
+            mpActualPage = GetDoc()->GetSdPage(0, mePageKind);
+        }
+
+        // also select this page (mpActualPage always points at a drawing page,
+        // never at a masterpage)
+        GetDoc()->SetSelected(mpActualPage, true);
+
+        if (comphelper::LibreOfficeKit::isActive())
+        {
+            // notify LibreOfficeKit about changed page
+            OString aPayload = OString::number(nSelectedPage);
+            if (SfxViewShell* pViewShell = GetViewShell())
+                pViewShell->libreOfficeKitViewCallback(LOK_CALLBACK_SET_PART, aPayload.getStr());
+        }
+
+        rtl::Reference< sd::SlideShow > xSlideshow( SlideShow::GetSlideShow( GetDoc() ) );
+        if( !xSlideshow.is() || !xSlideshow->isRunning() || ( xSlideshow->getAnimationMode() != ANIMATIONMODE_SHOW ) )
+        {
+            // tighten VisArea, to possibly deactivate objects
+            // !!! only if we are not in presentation mode (#96279) !!!
+            OSL_ASSERT (GetViewShell()!=nullptr);
+            GetViewShell()->DisconnectAllClients();
+            VisAreaChanged(::tools::Rectangle(Point(), Size(1, 1)));
+        }
+
+        // Try to prefetch all graphics for the active page. This will be done
+        // in threads to be more efficient than loading them on-demand one by one.
+        std::vector<Graphic*> graphics;
+        mpActualPage->getGraphicsForPrefetch(graphics);
+        if(graphics.size() > 1) // threading does not help with loading just one
+            GraphicFilter::GetGraphicFilter().MakeGraphicsAvailableThreaded(graphics);
+
+        if (meEditMode == EditMode::Page)
+        {
+            /**********************************************************************
+            * PAGEMODE
+            **********************************************************************/
+            GetDoc()->SetSelected(mpActualPage, true);
+
+            SdrPageView* pPageView = mpDrawView->GetSdrPageView();
+
+            if (pPageView)
+            {
+                mpFrameView->SetVisibleLayers( pPageView->GetVisibleLayers() );
+                mpFrameView->SetPrintableLayers( pPageView->GetPrintableLayers() );
+                mpFrameView->SetLockedLayers( pPageView->GetLockedLayers() );
+
+                if (mePageKind == PageKind::Notes)
+                {
+                    mpFrameView->SetNotesHelpLines( pPageView->GetHelpLines() );
+                }
+                else if (mePageKind == PageKind::Handout)
+                {
+                    mpFrameView->SetHandoutHelpLines( pPageView->GetHelpLines() );
+                }
+                else
+                {
+                    mpFrameView->SetStandardHelpLines( pPageView->GetHelpLines() );
+                }
+            }
+
+            mpDrawView->HideSdrPage();
+            maTabControl->SetCurPageId(maTabControl->GetPageId(nSelectedPage));
+            mpDrawView->ShowSdrPage(mpActualPage);
+            GetViewShellBase().GetDrawController().FireSwitchCurrentPage(mpActualPage);
+
+            SdrPageView* pNewPageView = mpDrawView->GetSdrPageView();
+
+            if (pNewPageView)
+            {
+                pNewPageView->SetVisibleLayers( mpFrameView->GetVisibleLayers() );
+                pNewPageView->SetPrintableLayers( mpFrameView->GetPrintableLayers() );
+                pNewPageView->SetLockedLayers( mpFrameView->GetLockedLayers() );
+
+                if (mePageKind == PageKind::Notes)
+                {
+                    pNewPageView->SetHelpLines( mpFrameView->GetNotesHelpLines() );
+                }
+                else if (mePageKind == PageKind::Handout)
+                {
+                    pNewPageView->SetHelpLines( mpFrameView->GetHandoutHelpLines() );
+                }
+                else
+                {
+                    pNewPageView->SetHelpLines( mpFrameView->GetStandardHelpLines() );
+                }
+            }
+
+            OUString aPageName = mpActualPage->GetName();
+
+            if (maTabControl->GetPageText(maTabControl->GetPageId(nSelectedPage)) != aPageName)
+            {
+                maTabControl->SetPageText(maTabControl->GetPageId(nSelectedPage), aPageName);
+            }
+        }
+        else
+        {
+            /**********************************************************************
+            * MASTERPAGE
+            **********************************************************************/
+            SdrPageView* pPageView = mpDrawView->GetSdrPageView();
+
+            if (pPageView)
+            {
+                mpFrameView->SetVisibleLayers( pPageView->GetVisibleLayers() );
+                mpFrameView->SetPrintableLayers( pPageView->GetPrintableLayers() );
+                mpFrameView->SetLockedLayers( pPageView->GetLockedLayers() );
+
+                if (mePageKind == PageKind::Notes)
+                {
+                    mpFrameView->SetNotesHelpLines( pPageView->GetHelpLines() );
+                }
+                else if (mePageKind == PageKind::Handout)
+                {
+                    mpFrameView->SetHandoutHelpLines( pPageView->GetHelpLines() );
+                }
+                else
+                {
+                    mpFrameView->SetStandardHelpLines( pPageView->GetHelpLines() );
+                }
+            }
+
+            mpDrawView->HideSdrPage();
+            maTabControl->SetCurPageId(maTabControl->GetPageId(nSelectedPage));
+
+            SdPage* pMaster = GetDoc()->GetMasterSdPage(nSelectedPage, mePageKind);
+
+            if( !pMaster )              // if this page should not exist
+                pMaster = GetDoc()->GetMasterSdPage(0, mePageKind);
+
+            sal_uInt16 nNum = pMaster->GetPageNum();
+            mpDrawView->ShowSdrPage(mpDrawView->GetModel()->GetMasterPage(nNum));
+
+            GetViewShellBase().GetDrawController().FireSwitchCurrentPage(pMaster);
+
+            SdrPageView* pNewPageView = mpDrawView->GetSdrPageView();
+
+            if (pNewPageView)
+            {
+                pNewPageView->SetVisibleLayers( mpFrameView->GetVisibleLayers() );
+                pNewPageView->SetPrintableLayers( mpFrameView->GetPrintableLayers() );
+                pNewPageView->SetLockedLayers( mpFrameView->GetLockedLayers() );
+
+                if (mePageKind == PageKind::Notes)
+                {
+                    pNewPageView->SetHelpLines( mpFrameView->GetNotesHelpLines() );
+                }
+                else if (mePageKind == PageKind::Handout)
+                {
+                    pNewPageView->SetHelpLines( mpFrameView->GetHandoutHelpLines() );
+                }
+                else
+                {
+                    pNewPageView->SetHelpLines( mpFrameView->GetStandardHelpLines() );
+                }
+            }
+
+            OUString aLayoutName(pMaster->GetLayoutName());
+            sal_Int32 nPos = aLayoutName.indexOf(SD_LT_SEPARATOR);
+            if (nPos != -1)
+                aLayoutName = aLayoutName.copy(0, nPos);
+
+            if (maTabControl->GetPageText(maTabControl->GetPageId(nSelectedPage)) != aLayoutName)
+            {
+                maTabControl->SetPageText(maTabControl->GetPageId(nSelectedPage), aLayoutName);
+            }
+
+            if( mePageKind == PageKind::Handout )
+            {
+                // set pages for all available handout presentation objects
+                sd::ShapeList& rShapeList = pMaster->GetPresentationShapeList();
+                SdrObject* pObj = nullptr;
+                rShapeList.seekShape(0);
+
+                while( (pObj = rShapeList.getNextShape()) )
+                {
+                    if( pMaster->GetPresObjKind(pObj) == PresObjKind::Handout )
+                    {
+                        // #i105146# We want no content to be displayed for PageKind::Handout,
+                        // so just never set a page as content
+                        static_cast<SdrPageObj*>(pObj)->SetReferencedPage(nullptr);
+                    }
+                }
+            }
+        }
+
+        Size aVisSizePixel = GetActiveWindow()->GetOutputSizePixel();
+        ::tools::Rectangle aVisAreaWin = GetActiveWindow()->PixelToLogic( ::tools::Rectangle( Point(0,0), aVisSizePixel) );
+        VisAreaChanged(aVisAreaWin);
+        mpDrawView->VisAreaChanged(GetActiveWindow()->GetOutDev());
+
+        // so navigator (and effect window) notice that
+        SfxBindings& rBindings = GetViewFrame()->GetBindings();
+        rBindings.Invalidate(SID_NAVIGATOR_STATE, true);
+        rBindings.Invalidate(SID_NAVIGATOR_PAGENAME, true);
+        rBindings.Invalidate(SID_STATUS_PAGE, true);
+        rBindings.Invalidate(SID_DELETE_MASTER_PAGE, true);
+        rBindings.Invalidate(SID_DELETE_PAGE, true);
+        rBindings.Invalidate(SID_ASSIGN_LAYOUT, true);
+        rBindings.Invalidate(SID_INSERTPAGE, true);
+        UpdatePreview( mpActualPage );
+
+        mpDrawView->AdjustMarkHdl();
+    }
+
+    return bOK;
+}
+
+/**
+ * Check if page change is allowed
+ */
+
+bool DrawViewShell::IsSwitchPageAllowed() const
+{
+    bool bOK = true;
+
+    FmFormShell* pFormShell = GetViewShellBase().GetFormShellManager()->GetFormShell();
+    if (pFormShell != nullptr && !pFormShell->PrepareClose(false))
+        bOK = false;
+
+    return bOK;
+}
+
+/**
+ * Select new refreshed page, in case of a page order change (eg. by undo)
+ */
+
+void DrawViewShell::ResetActualLayer()
+{
+    LayerTabBar* pLayerBar = GetLayerTabControl();
+    if (pLayerBar == nullptr)
+        return;
+
+    // remember old tab count and current tab id
+    // this is needed when one layer is renamed to
+    // restore current tab
+    sal_uInt16 nOldLayerCnt = pLayerBar->GetPageCount(); // actually it is tab count
+    sal_uInt16 nOldLayerPos = pLayerBar->GetCurPageId(); // actually it is a tab nId
+
+    /**
+     * Update for LayerTab
+     */
+    pLayerBar->Clear();
+
+    OUString aName; // a real layer name
+    OUString aActiveLayer = mpDrawView->GetActiveLayer();
+    sal_uInt16 nActiveLayerPos = SDRLAYERPOS_NOTFOUND;
+    SdrLayerAdmin& rLayerAdmin = GetDoc()->GetLayerAdmin();
+    sal_uInt16 nLayerCnt = rLayerAdmin.GetLayerCount();
+
+    for ( sal_uInt16 nLayerPos = 0; nLayerPos < nLayerCnt; nLayerPos++ )
+    {
+        aName = rLayerAdmin.GetLayer(nLayerPos)->GetName();
+
+        if ( aName == aActiveLayer )
+        {
+            nActiveLayerPos = nLayerPos;
+        }
+
+        if ( aName != sUNO_LayerName_background ) // layer "background" has never a tab
+        {
+            if (meEditMode == EditMode::MasterPage)
+            {
+                // don't show page layer onto the masterpage
+                if (aName != sUNO_LayerName_layout   &&
+                    aName != sUNO_LayerName_controls &&
+                    aName != sUNO_LayerName_measurelines)
+                {
+                    TabBarPageBits nBits = TabBarPageBits::NONE;
+                    SdrPageView* pPV = mpDrawView->GetSdrPageView();
+                    if (pPV)
+                    {
+                        if (!pPV->IsLayerVisible(aName))
+                        {
+                            nBits |= TabBarPageBits::Blue;
+                        }
+                        if (pPV->IsLayerLocked(aName))
+                        {
+                            nBits |= TabBarPageBits::Italic;
+                        }
+                        if (!pPV->IsLayerPrintable(aName))
+                        {
+                            nBits |= TabBarPageBits::Underline;
+                        }
+                    }
+
+                    pLayerBar->InsertPage(nLayerPos+1, aName, nBits); // why +1? It is a nId, not a position. Position is APPEND.
+                }
+            }
+            else
+            {
+                // don't show masterpage layer onto the page
+                if (aName != sUNO_LayerName_background_objects)
+                {
+                    TabBarPageBits nBits = TabBarPageBits::NONE;
+                    if (!mpDrawView->GetSdrPageView()->IsLayerVisible(aName))
+                    {
+                        nBits = TabBarPageBits::Blue;
+                    }
+                    if (mpDrawView->GetSdrPageView()->IsLayerLocked(aName))
+                    {
+                        nBits |= TabBarPageBits::Italic;
+                    }
+                    if (!mpDrawView->GetSdrPageView()->IsLayerPrintable(aName))
+                    {
+                        nBits |= TabBarPageBits::Underline;
+                    }
+
+                    pLayerBar->InsertPage(nLayerPos+1, aName, nBits);// why +1?
+                }
+            }
+        }
+    }
+
+    if ( nActiveLayerPos == SDRLAYERPOS_NOTFOUND )
+    {
+        if( nOldLayerCnt == pLayerBar->GetPageCount() )
+        {
+            nActiveLayerPos = nOldLayerPos - 1;
+        }
+        else
+        {
+            nActiveLayerPos = ( meEditMode == EditMode::MasterPage ) ? 2 : 0;
+        }
+
+        mpDrawView->SetActiveLayer( pLayerBar->GetLayerName(nActiveLayerPos + 1) );// why +1?
+    }
+
+    pLayerBar->SetCurPageId(nActiveLayerPos + 1);
+    GetViewFrame()->GetBindings().Invalidate( SID_MODIFYLAYER );
+    GetViewFrame()->GetBindings().Invalidate( SID_DELETE_LAYER );
+}
+
+/**
+ * AcceptDrop
+ */
+
+sal_Int8 DrawViewShell::AcceptDrop (
+    const AcceptDropEvent& rEvt,
+    DropTargetHelper& rTargetHelper,
+    ::sd::Window* /*pTargetWindow*/,
+    sal_uInt16 /*nPage*/,
+    SdrLayerID nLayer )
+{
+    if( SlideShow::IsRunning( GetViewShellBase() ) )
+        return DND_ACTION_NONE;
+
+    return mpDrawView->AcceptDrop( rEvt, rTargetHelper, nLayer );
+}
+
+/**
+ * ExecuteDrop
+ */
+
+sal_Int8 DrawViewShell::ExecuteDrop (
+    const ExecuteDropEvent& rEvt,
+    DropTargetHelper& /*rTargetHelper*/,
+    ::sd::Window* pTargetWindow,
+    sal_uInt16 nPage,
+    SdrLayerID nLayer)
+{
+    if( nPage != SDRPAGE_NOTFOUND )
+        nPage = GetDoc()->GetSdPage( nPage, mePageKind )->GetPageNum();
+
+    if( SlideShow::IsRunning( GetViewShellBase() ) )
+        return DND_ACTION_NONE;
+
+    Broadcast(ViewShellHint(ViewShellHint::HINT_COMPLEX_MODEL_CHANGE_START));
+    sal_Int8 nResult (mpDrawView->ExecuteDrop( rEvt, pTargetWindow, nPage, nLayer ));
+    Broadcast(ViewShellHint(ViewShellHint::HINT_COMPLEX_MODEL_CHANGE_END));
+
+    return nResult;
+}
+
+} // end of namespace sd
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */