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, 924 insertions, 0 deletions

diff --git a/sd/source/ui/slidesorter/shell/SlideSorterViewShell.cxx b/sd/source/ui/slidesorter/shell/SlideSorterViewShell.cxx
new file mode 100644
index 000000000..af5bd5791
--- /dev/null
+++ b/sd/source/ui/slidesorter/shell/SlideSorterViewShell.cxx
@@ -0,0 +1,924 @@
+#/* -*- 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 <SlideSorterViewShell.hxx>
+#include <ViewShellImplementation.hxx>
+
+#include <SlideSorter.hxx>
+#include <controller/SlideSorterController.hxx>
+#include <controller/SlsClipboard.hxx>
+#include <controller/SlsScrollBarManager.hxx>
+#include <controller/SlsPageSelector.hxx>
+#include <controller/SlsSlotManager.hxx>
+#include <controller/SlsCurrentSlideManager.hxx>
+#include <controller/SlsSelectionManager.hxx>
+#include <view/SlideSorterView.hxx>
+#include <view/SlsLayouter.hxx>
+#include <model/SlideSorterModel.hxx>
+#include <model/SlsPageDescriptor.hxx>
+#include <framework/FrameworkHelper.hxx>
+#include <ViewShellBase.hxx>
+#include <drawdoc.hxx>
+#include <sdpage.hxx>
+#include <app.hrc>
+#include <AccessibleSlideSorterView.hxx>
+#include <DrawDocShell.hxx>
+#include <DrawViewShell.hxx>
+#include <FrameView.hxx>
+#include <SdUnoSlideView.hxx>
+#include <ViewShellManager.hxx>
+#include <Window.hxx>
+#include <drawview.hxx>
+#include <sfx2/msg.hxx>
+#include <sfx2/objface.hxx>
+#include <sfx2/viewfrm.hxx>
+#include <sfx2/bindings.hxx>
+#include <sfx2/request.hxx>
+#include <sfx2/sidebar/SidebarChildWindow.hxx>
+#include <sfx2/devtools/DevelopmentToolChildWindow.hxx>
+#include <svx/svxids.hrc>
+#include <vcl/EnumContext.hxx>
+#include <svx/sidebar/ContextChangeEventMultiplexer.hxx>
+#include <tools/diagnose_ex.h>
+#include <sfx2/sidebar/SidebarController.hxx>
+
+using namespace ::sd::slidesorter;
+#define ShellClass_SlideSorterViewShell
+#include <sdslots.hxx>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::drawing::framework;
+
+using ::sd::framework::FrameworkHelper;
+using ::vcl::EnumContext;
+using namespace sfx2::sidebar;
+
+namespace sd::slidesorter {
+
+namespace {
+
+bool inChartContext(const sd::View* pView)
+{
+    if (!pView)
+        return false;
+
+    SfxViewShell* pViewShell = pView->GetSfxViewShell();
+    SidebarController* pSidebar = SidebarController::GetSidebarControllerForView(pViewShell);
+    if (pSidebar)
+        return pSidebar->hasChartContextCurrently();
+
+    return false;
+}
+
+} // anonymous namespace
+
+
+SFX_IMPL_INTERFACE(SlideSorterViewShell, SfxShell)
+
+void SlideSorterViewShell::InitInterface_Impl()
+{
+    GetStaticInterface()->RegisterChildWindow(::sfx2::sidebar::SidebarChildWindow::GetChildWindowId());
+    GetStaticInterface()->RegisterChildWindow(DevelopmentToolChildWindow::GetChildWindowId());
+}
+
+
+std::shared_ptr<SlideSorterViewShell> SlideSorterViewShell::Create (
+    SfxViewFrame* pFrame,
+    ViewShellBase& rViewShellBase,
+    vcl::Window* pParentWindow,
+    FrameView* pFrameViewArgument)
+{
+    std::shared_ptr<SlideSorterViewShell> pViewShell;
+    try
+    {
+        pViewShell.reset(
+            new SlideSorterViewShell(pFrame,rViewShellBase,pParentWindow,pFrameViewArgument));
+        pViewShell->Initialize();
+        if (pViewShell->mpSlideSorter == nullptr)
+            pViewShell.reset();
+    }
+    catch(Exception&)
+    {
+        pViewShell.reset();
+    }
+    return pViewShell;
+}
+
+SlideSorterViewShell::SlideSorterViewShell (
+    SfxViewFrame* /*pFrame*/,
+    ViewShellBase& rViewShellBase,
+    vcl::Window* pParentWindow,
+    FrameView* pFrameViewArgument)
+    : ViewShell (pParentWindow, rViewShellBase),
+      mbIsArrangeGUIElementsPending(true)
+{
+    GetContentWindow()->set_id("slidesorter");
+    meShellType = ST_SLIDE_SORTER;
+
+    if (pFrameViewArgument != nullptr)
+        mpFrameView = pFrameViewArgument;
+    else
+        mpFrameView = new FrameView(GetDoc());
+    GetFrameView()->Connect();
+
+    SetName ("SlideSorterViewShell");
+
+    pParentWindow->SetStyle(pParentWindow->GetStyle() | WB_DIALOGCONTROL);
+}
+
+SlideSorterViewShell::~SlideSorterViewShell()
+{
+    DisposeFunctions();
+
+    try
+    {
+        ::sd::Window* pWindow = GetActiveWindow();
+        if (pWindow!=nullptr)
+        {
+            css::uno::Reference<css::lang::XComponent> xComponent (
+                    pWindow->GetAccessible(false),
+                    css::uno::UNO_QUERY);
+            if (xComponent.is())
+                xComponent->dispose();
+        }
+    }
+    catch( css::uno::Exception& )
+    {
+        TOOLS_WARN_EXCEPTION( "sd", "sd::SlideSorterViewShell::~SlideSorterViewShell()" );
+    }
+    GetFrameView()->Disconnect();
+}
+
+void SlideSorterViewShell::Initialize()
+{
+    mpSlideSorter = SlideSorter::CreateSlideSorter(
+        *this,
+        mpContentWindow,
+        mpHorizontalScrollBar,
+        mpVerticalScrollBar,
+        mpScrollBarBox);
+    mpView = &mpSlideSorter->GetView();
+
+    doShow();
+
+    SetPool( &GetDoc()->GetPool() );
+    SetUndoManager( GetDoc()->GetDocSh()->GetUndoManager() );
+
+    // For accessibility we have to shortly hide the content window.
+    // This triggers the construction of a new accessibility object for
+    // the new view shell.  (One is created earlier while the constructor
+    // of the base class is executed.  At that time the correct
+    // accessibility object can not be constructed.)
+    sd::Window *pWindow (mpSlideSorter->GetContentWindow().get());
+    if (pWindow)
+    {
+        pWindow->Hide();
+        pWindow->Show();
+    }
+}
+
+void SlideSorterViewShell::Init (bool bIsMainViewShell)
+{
+    ViewShell::Init(bIsMainViewShell);
+
+    // since the updatePageList will show focus, the window.show() must be called ahead. This show is deferred from Init()
+    ::sd::Window* pActiveWindow = GetActiveWindow();
+    if (pActiveWindow)
+        pActiveWindow->Show();
+    mpSlideSorter->GetModel().UpdatePageList();
+
+    if (mpContentWindow)
+        mpContentWindow->SetViewShell(this);
+}
+
+SlideSorterViewShell* SlideSorterViewShell::GetSlideSorter (ViewShellBase& rBase)
+{
+    SlideSorterViewShell* pViewShell = nullptr;
+
+    // Test the center and left pane for showing a slide sorter.
+    OUString aPaneURLs[] = {
+        FrameworkHelper::msCenterPaneURL,
+        FrameworkHelper::msFullScreenPaneURL,
+        FrameworkHelper::msLeftImpressPaneURL,
+        FrameworkHelper::msLeftDrawPaneURL,
+        OUString()};
+
+    try
+    {
+        std::shared_ptr<FrameworkHelper> pFrameworkHelper (FrameworkHelper::Instance(rBase));
+        if (pFrameworkHelper->IsValid())
+            for (int i=0; pViewShell==nullptr && !aPaneURLs[i].isEmpty(); ++i)
+            {
+                pViewShell = dynamic_cast<SlideSorterViewShell*>(
+                    pFrameworkHelper->GetViewShell(aPaneURLs[i]).get());
+            }
+    }
+    catch (RuntimeException&)
+    {}
+
+    return pViewShell;
+}
+
+Reference<drawing::XDrawSubController> SlideSorterViewShell::CreateSubController()
+{
+    Reference<drawing::XDrawSubController> xSubController;
+
+    if (IsMainViewShell())
+    {
+        // Create uno controller for the main view shell.
+        xSubController.set( new SdUnoSlideView( *mpSlideSorter));
+    }
+
+    return xSubController;
+}
+
+/** If there is a valid controller then create a new instance of
+    <type>AccessibleSlideSorterView</type>.  Otherwise delegate this call
+    to the base class to return a default object (probably an empty
+    reference).
+*/
+css::uno::Reference<css::accessibility::XAccessible>
+    SlideSorterViewShell::CreateAccessibleDocumentView (::sd::Window* pWindow)
+{
+    // When the view is not set then the initialization is not yet complete
+    // and we can not yet provide an accessibility object.
+    if (mpView == nullptr || mpSlideSorter == nullptr)
+        return nullptr;
+
+    assert(mpSlideSorter);
+
+    rtl::Reference<::accessibility::AccessibleSlideSorterView> pAccessibleView =
+    new ::accessibility::AccessibleSlideSorterView(
+        *mpSlideSorter,
+        pWindow);
+
+    pAccessibleView->Init();
+
+    return pAccessibleView;
+}
+
+void SlideSorterViewShell::SwitchViewFireFocus(const css::uno::Reference< css::accessibility::XAccessible >& xAcc )
+{
+    if (xAcc)
+    {
+        ::accessibility::AccessibleSlideSorterView* pBase = static_cast< ::accessibility::AccessibleSlideSorterView* >(xAcc.get());
+        if (pBase)
+        {
+            pBase->SwitchViewActivated();
+        }
+    }
+}
+
+SlideSorter& SlideSorterViewShell::GetSlideSorter() const
+{
+    assert(mpSlideSorter);
+    return *mpSlideSorter;
+}
+
+bool SlideSorterViewShell::RelocateToParentWindow (vcl::Window* pParentWindow)
+{
+    assert(mpSlideSorter);
+    if ( ! mpSlideSorter)
+        return false;
+
+    mpSlideSorter->RelocateToWindow(pParentWindow);
+    ReadFrameViewData(mpFrameView);
+
+    return true;
+}
+
+SfxUndoManager* SlideSorterViewShell::ImpGetUndoManager() const
+{
+    SfxShell* pObjectBar = GetViewShellBase().GetViewShellManager()->GetTopShell();
+    if (pObjectBar != nullptr)
+    {
+        // When it exists then return the undo manager of the currently
+        // active object bar.  The object bar is missing when the
+        // SlideSorterViewShell is not the main view shell.
+        return pObjectBar->GetUndoManager();
+    }
+    else
+    {
+        // Return the undo manager of this  shell when there is no object or
+        // tool bar.
+        return const_cast<SlideSorterViewShell*>(this)->GetUndoManager();
+    }
+}
+
+SdPage* SlideSorterViewShell::getCurrentPage() const
+{
+    // since SlideSorterViewShell::GetActualPage() currently also
+    // returns master pages, which is a wrong behaviour for GetActualPage(),
+    // we can just use that for now
+    return const_cast<SlideSorterViewShell*>(this)->GetActualPage();
+}
+
+SdPage* SlideSorterViewShell::GetActualPage()
+{
+    SdPage* pCurrentPage = nullptr;
+
+    // 1. Try to get the current page from the view shell in the center pane
+    // (if we are that not ourself).
+    if ( ! IsMainViewShell())
+    {
+        std::shared_ptr<ViewShell> pMainViewShell = GetViewShellBase().GetMainViewShell();
+        if (pMainViewShell != nullptr)
+            pCurrentPage = pMainViewShell->GetActualPage();
+    }
+
+    if (pCurrentPage == nullptr)
+    {
+        model::SharedPageDescriptor pDescriptor (
+            mpSlideSorter->GetController().GetCurrentSlideManager()->GetCurrentSlide());
+        if (pDescriptor)
+            pCurrentPage = pDescriptor->GetPage();
+    }
+
+    return pCurrentPage;
+}
+
+void SlideSorterViewShell::GetMenuState ( SfxItemSet& rSet)
+{
+    ViewShell::GetMenuState(rSet);
+    assert(mpSlideSorter);
+    mpSlideSorter->GetController().GetSlotManager()->GetMenuState(rSet);
+}
+
+void SlideSorterViewShell::GetClipboardState ( SfxItemSet& rSet)
+{
+    ViewShell::GetMenuState(rSet);
+    assert(mpSlideSorter);
+    mpSlideSorter->GetController().GetSlotManager()->GetClipboardState(rSet);
+}
+
+void SlideSorterViewShell::ExecCtrl (SfxRequest& rRequest)
+{
+    assert(mpSlideSorter);
+    mpSlideSorter->GetController().ExecCtrl(rRequest);
+}
+
+void SlideSorterViewShell::GetCtrlState (SfxItemSet& rSet)
+{
+    assert(mpSlideSorter);
+    mpSlideSorter->GetController().GetCtrlState(rSet);
+}
+
+void SlideSorterViewShell::FuSupport (SfxRequest& rRequest)
+{
+    assert(mpSlideSorter);
+    mpSlideSorter->GetController().FuSupport(rRequest);
+}
+
+/** We have to handle those slot calls here that need to have access to
+    private or protected members and methods of this class.
+*/
+void SlideSorterViewShell::FuTemporary (SfxRequest& rRequest)
+{
+    assert(mpSlideSorter);
+    switch (rRequest.GetSlot())
+    {
+        case SID_MODIFYPAGE:
+        {
+            SdPage* pCurrentPage = GetActualPage();
+            if (pCurrentPage != nullptr)
+                mpImpl->ProcessModifyPageSlot (
+                    rRequest,
+                    pCurrentPage,
+                    PageKind::Standard);
+            Cancel();
+            rRequest.Done ();
+        }
+        break;
+
+        default:
+            mpSlideSorter->GetController().FuTemporary(rRequest);
+            break;
+    }
+}
+
+void SlideSorterViewShell::GetStatusBarState (SfxItemSet& rSet)
+{
+    assert(mpSlideSorter);
+    mpSlideSorter->GetController().GetStatusBarState(rSet);
+}
+
+void SlideSorterViewShell::FuPermanent (SfxRequest& rRequest)
+{
+    assert(mpSlideSorter);
+    mpSlideSorter->GetController().FuPermanent(rRequest);
+}
+
+void SlideSorterViewShell::GetAttrState (SfxItemSet& rSet)
+{
+    assert(mpSlideSorter);
+    mpSlideSorter->GetController().GetAttrState(rSet);
+}
+
+void SlideSorterViewShell::ExecStatusBar (SfxRequest& )
+{
+}
+
+void SlideSorterViewShell::Paint (
+    const ::tools::Rectangle& rBBox,
+    ::sd::Window* pWindow)
+{
+    SetActiveWindow (pWindow);
+    assert(mpSlideSorter);
+    if (mpSlideSorter)
+        mpSlideSorter->GetController().Paint(rBBox,pWindow);
+}
+
+void SlideSorterViewShell::ArrangeGUIElements()
+{
+    if (IsActive())
+    {
+        assert(mpSlideSorter);
+        mpSlideSorter->ArrangeGUIElements(maViewPos, maViewSize);
+        mbIsArrangeGUIElementsPending = false;
+    }
+    else
+        mbIsArrangeGUIElementsPending = true;
+}
+
+void SlideSorterViewShell::Activate (bool bIsMDIActivate)
+{
+    if(inChartContext(GetView()))
+    {
+        // Avoid context changes for chart during activation / deactivation.
+        const bool bIsContextBroadcasterEnabled (SfxShell::SetContextBroadcasterEnabled(false));
+
+        ViewShell::Activate(bIsMDIActivate);
+
+        SfxShell::SetContextBroadcasterEnabled(bIsContextBroadcasterEnabled);
+        return;
+    }
+
+    ViewShell::Activate(bIsMDIActivate);
+    if (mbIsArrangeGUIElementsPending)
+        ArrangeGUIElements();
+
+    // Determine and broadcast the context that belongs to the main view shell.
+    EnumContext::Context eContext = EnumContext::Context::Unknown;
+    std::shared_ptr<ViewShell> pMainViewShell (GetViewShellBase().GetMainViewShell());
+    ViewShell::ShellType eMainViewShellType (
+        pMainViewShell
+            ? pMainViewShell->GetShellType()
+            : ViewShell::ST_NONE);
+    switch (eMainViewShellType)
+    {
+        case ViewShell::ST_IMPRESS:
+        case ViewShell::ST_SLIDE_SORTER:
+        case ViewShell::ST_NOTES:
+        case ViewShell::ST_DRAW:
+            eContext = EnumContext::Context::DrawPage;
+            if( nullptr != dynamic_cast< const DrawViewShell *>( pMainViewShell.get() ))
+            {
+                DrawViewShell* pDrawViewShell = dynamic_cast<DrawViewShell*>(pMainViewShell.get());
+                if (pDrawViewShell != nullptr)
+                    eContext = EnumContext::GetContextEnum(pDrawViewShell->GetSidebarContextName());
+            }
+            break;
+
+        default:
+            break;
+    }
+    ContextChangeEventMultiplexer::NotifyContextChange(
+        &GetViewShellBase(),
+        eContext);
+}
+
+void SlideSorterViewShell::Deactivate (bool /*bIsMDIActivate*/)
+{
+    // Save Settings - Specifically SlidesPerRow to retrieve it later
+    WriteFrameViewData();
+}
+
+void SlideSorterViewShell::Command (
+    const CommandEvent& rEvent,
+    ::sd::Window* pWindow)
+{
+    assert(mpSlideSorter);
+    if ( ! mpSlideSorter->GetController().Command (rEvent, pWindow))
+        ViewShell::Command (rEvent, pWindow);
+}
+
+void SlideSorterViewShell::ReadFrameViewData (FrameView* pFrameView)
+{
+    assert(mpSlideSorter);
+    if (pFrameView != nullptr)
+    {
+        view::SlideSorterView& rView (mpSlideSorter->GetView());
+
+        sal_uInt16 nSlidesPerRow (pFrameView->GetSlidesPerRow());
+        if (nSlidesPerRow > 0
+            && rView.GetOrientation() == view::Layouter::GRID
+            && IsMainViewShell())
+        {
+            rView.GetLayouter().SetColumnCount(nSlidesPerRow,nSlidesPerRow);
+        }
+        if (IsMainViewShell())
+            mpSlideSorter->GetController().GetCurrentSlideManager()->NotifyCurrentSlideChange(
+                mpFrameView->GetSelectedPage());
+        mpSlideSorter->GetController().Rearrange(true);
+
+        // DrawMode for 'main' window
+        if (GetActiveWindow()->GetOutDev()->GetDrawMode() != pFrameView->GetDrawMode() )
+            GetActiveWindow()->GetOutDev()->SetDrawMode( pFrameView->GetDrawMode() );
+    }
+
+    // When this slide sorter is not displayed in the main window then we do
+    // not share the same frame view and have to find other ways to acquire
+    // certain values.
+    if ( ! IsMainViewShell())
+    {
+        std::shared_ptr<ViewShell> pMainViewShell = GetViewShellBase().GetMainViewShell();
+        if (pMainViewShell != nullptr)
+            mpSlideSorter->GetController().GetCurrentSlideManager()->NotifyCurrentSlideChange(
+                pMainViewShell->getCurrentPage());
+    }
+}
+
+void SlideSorterViewShell::WriteFrameViewData()
+{
+    assert(mpSlideSorter);
+    if (mpFrameView == nullptr)
+        return;
+
+    view::SlideSorterView& rView (mpSlideSorter->GetView());
+    mpFrameView->SetSlidesPerRow(static_cast<sal_uInt16>(rView.GetLayouter().GetColumnCount()));
+
+    // DrawMode for 'main' window
+    if( mpFrameView->GetDrawMode() != GetActiveWindow()->GetOutDev()->GetDrawMode() )
+        mpFrameView->SetDrawMode( GetActiveWindow()->GetOutDev()->GetDrawMode() );
+
+    SdPage* pActualPage = GetActualPage();
+    if (pActualPage != nullptr)
+    {
+        if (IsMainViewShell())
+            mpFrameView->SetSelectedPage((pActualPage->GetPageNum()- 1) / 2);
+        // else
+        // The slide sorter is not expected to switch the current page
+        // other than by double clicks.  That is handled separately.
+    }
+    else
+    {
+        // We have no current page to set but at least we can make sure
+        // that the index of the frame view has a legal value.
+        if (mpFrameView->GetSelectedPage() >= mpSlideSorter->GetModel().GetPageCount())
+            mpFrameView->SetSelectedPage(static_cast<sal_uInt16>(mpSlideSorter->GetModel().GetPageCount())-1);
+    }
+}
+
+void SlideSorterViewShell::SetZoom (::tools::Long )
+{
+    // Ignored.
+    // The zoom scale is adapted internally to fit a number of columns in
+    // the window.
+}
+
+void SlideSorterViewShell::SetZoomRect (const ::tools::Rectangle& rZoomRect)
+{
+    assert(mpSlideSorter);
+    Size aPageSize (mpSlideSorter->GetView().GetLayouter().GetPageObjectSize());
+
+    ::tools::Rectangle aRect(rZoomRect);
+
+    if (aRect.GetWidth()  < aPageSize.Width())
+    {
+        ::tools::Long nWidthDiff  = (aPageSize.Width() - aRect.GetWidth()) / 2;
+
+        aRect.AdjustLeft( -nWidthDiff );
+        aRect.AdjustRight(nWidthDiff );
+
+        if (aRect.Left() < 0)
+        {
+            aRect.SetPos(Point(0, aRect.Top()));
+        }
+    }
+
+    if (aRect.GetHeight()  < aPageSize.Height())
+    {
+        ::tools::Long nHeightDiff  = (aPageSize.Height() - aRect.GetHeight()) / 2;
+
+        aRect.AdjustTop( -nHeightDiff );
+        aRect.AdjustBottom(nHeightDiff );
+
+        if (aRect.Top() < 0)
+        {
+            aRect.SetPos(Point(aRect.Left(), 0));
+        }
+    }
+
+    ViewShell::SetZoomRect(aRect);
+
+    GetViewFrame()->GetBindings().Invalidate( SID_ATTR_ZOOM );
+    GetViewFrame()->GetBindings().Invalidate( SID_ATTR_ZOOMSLIDER );
+}
+
+void SlideSorterViewShell::UpdateScrollBars()
+{
+    // Do not call the overwritten method of the base class: We do all the
+    // scroll bar setup by ourselves.
+    mpSlideSorter->GetController().GetScrollBarManager().UpdateScrollBars(true);
+}
+
+void SlideSorterViewShell::StartDrag (
+    const Point& rDragPt,
+    vcl::Window* pWindow )
+{
+    assert(mpSlideSorter);
+    mpSlideSorter->GetController().GetClipboard().StartDrag (
+        rDragPt,
+        pWindow);
+}
+
+sal_Int8 SlideSorterViewShell::AcceptDrop (
+    const AcceptDropEvent& rEvt,
+    DropTargetHelper& rTargetHelper,
+    ::sd::Window* pTargetWindow,
+    sal_uInt16 nPage,
+    SdrLayerID nLayer)
+{
+    assert(mpSlideSorter);
+    return mpSlideSorter->GetController().GetClipboard().AcceptDrop (
+        rEvt,
+        rTargetHelper,
+        pTargetWindow,
+        nPage,
+        nLayer);
+}
+
+sal_Int8 SlideSorterViewShell::ExecuteDrop (
+    const ExecuteDropEvent& rEvt,
+    DropTargetHelper& rTargetHelper,
+    ::sd::Window* pTargetWindow,
+    sal_uInt16 nPage,
+    SdrLayerID nLayer)
+{
+    assert(mpSlideSorter);
+    return mpSlideSorter->GetController().GetClipboard().ExecuteDrop (
+        rEvt,
+        rTargetHelper,
+        pTargetWindow,
+        nPage,
+        nLayer);
+}
+
+std::shared_ptr<SlideSorterViewShell::PageSelection>
+    SlideSorterViewShell::GetPageSelection() const
+{
+    assert(mpSlideSorter);
+    return mpSlideSorter->GetController().GetPageSelector().GetPageSelection();
+}
+
+void SlideSorterViewShell::SetPageSelection (
+    const std::shared_ptr<PageSelection>& rSelection)
+{
+    assert(mpSlideSorter);
+    mpSlideSorter->GetController().GetPageSelector().SetPageSelection(rSelection, true);
+}
+
+void SlideSorterViewShell::AddSelectionChangeListener (
+    const Link<LinkParamNone*,void>& rCallback)
+{
+    assert(mpSlideSorter);
+    mpSlideSorter->GetController().GetSelectionManager()->AddSelectionChangeListener(rCallback);
+}
+
+void SlideSorterViewShell::RemoveSelectionChangeListener (
+    const Link<LinkParamNone*,void>& rCallback)
+{
+    assert(mpSlideSorter);
+    mpSlideSorter->GetController().GetSelectionManager()->RemoveSelectionChangeListener(rCallback);
+}
+
+void SlideSorterViewShell::MainViewEndEditAndUnmarkAll()
+{
+    std::shared_ptr<ViewShell> pMainViewShell = GetViewShellBase().GetMainViewShell();
+    DrawViewShell* pDrawViewShell = dynamic_cast<DrawViewShell*>(pMainViewShell.get());
+    SdrView* pView = pDrawViewShell ? pDrawViewShell->GetDrawView() : nullptr;
+    if (pView)
+    {
+        pView->SdrEndTextEdit();
+        pView->UnmarkAll();
+    }
+}
+
+std::pair<sal_uInt16, sal_uInt16> SlideSorterViewShell::SyncPageSelectionToDocument(const std::shared_ptr<SlideSorterViewShell::PageSelection> &rpSelection)
+{
+    sal_uInt16 firstSelectedPageNo = SAL_MAX_UINT16;
+    sal_uInt16 lastSelectedPageNo = 0;
+
+    GetDoc()->UnselectAllPages();
+    for (auto& rpPage : *rpSelection)
+    {
+        // Check page number
+        sal_uInt16 pageNo = rpPage->GetPageNum();
+        if (pageNo > lastSelectedPageNo)
+            lastSelectedPageNo = pageNo;
+        if (pageNo < firstSelectedPageNo)
+            firstSelectedPageNo = pageNo;
+        GetDoc()->SetSelected(rpPage, true);
+    }
+
+    return std::make_pair(firstSelectedPageNo, lastSelectedPageNo);
+}
+
+void SlideSorterViewShell::ExecMovePageFirst (SfxRequest& /*rReq*/)
+{
+    MainViewEndEditAndUnmarkAll();
+
+    std::shared_ptr<SlideSorterViewShell::PageSelection> xSelection(GetPageSelection());
+
+    // SdDrawDocument MovePages is based on SdPage IsSelected, so
+    // transfer the SlideSorter selection to SdPages
+    SyncPageSelectionToDocument(xSelection);
+
+    // Moves selected pages after page -1
+    GetDoc()->MovePages( sal_uInt16(-1) );
+
+    PostMoveSlidesActions(xSelection);
+}
+
+void SlideSorterViewShell::GetStateMovePageFirst (SfxItemSet& rSet)
+{
+    if ( ! IsMainViewShell())
+    {
+        std::shared_ptr<ViewShell> pMainViewShell = GetViewShellBase().GetMainViewShell();
+        DrawViewShell* pDrawViewShell = dynamic_cast<DrawViewShell*>(pMainViewShell.get());
+        if (pDrawViewShell != nullptr && pDrawViewShell->GetPageKind() == PageKind::Handout)
+        {
+            rSet.DisableItem( SID_MOVE_PAGE_FIRST );
+            rSet.DisableItem( SID_MOVE_PAGE_UP );
+            return;
+        }
+    }
+
+    std::shared_ptr<SlideSorterViewShell::PageSelection> xSelection(GetPageSelection());
+
+    // SdDrawDocument MovePages is based on SdPage IsSelected, so
+    // transfer the SlideSorter selection to SdPages
+    sal_uInt16 firstSelectedPageNo = SyncPageSelectionToDocument(xSelection).first;
+    // Now compute human page number from internal page number
+    firstSelectedPageNo = (firstSelectedPageNo - 1) / 2;
+
+    if (firstSelectedPageNo == 0)
+    {
+        rSet.DisableItem( SID_MOVE_PAGE_FIRST );
+        rSet.DisableItem( SID_MOVE_PAGE_UP );
+    }
+}
+
+void SlideSorterViewShell::ExecMovePageUp (SfxRequest& /*rReq*/)
+{
+    MainViewEndEditAndUnmarkAll();
+
+    std::shared_ptr<SlideSorterViewShell::PageSelection> xSelection(GetPageSelection());
+
+    // SdDrawDocument MovePages is based on SdPage IsSelected, so
+    // transfer the SlideSorter selection to SdPages
+    sal_uInt16 firstSelectedPageNo = SyncPageSelectionToDocument(xSelection).first;
+
+    // In case no slide is selected
+    if (firstSelectedPageNo == SAL_MAX_UINT16)
+        return;
+
+    // Now compute human page number from internal page number
+    firstSelectedPageNo = (firstSelectedPageNo - 1) / 2;
+
+    if (firstSelectedPageNo == 0)
+        return;
+
+    // Move pages before firstSelectedPageNo - 1 (so after firstSelectedPageNo - 2),
+    // remembering that -1 means at first, which is good.
+    GetDoc()->MovePages( firstSelectedPageNo - 2 );
+
+    PostMoveSlidesActions(xSelection);
+}
+
+void SlideSorterViewShell::GetStateMovePageUp (SfxItemSet& rSet)
+{
+    GetStateMovePageFirst(rSet);
+}
+
+void SlideSorterViewShell::ExecMovePageDown (SfxRequest& /*rReq*/)
+{
+    MainViewEndEditAndUnmarkAll();
+
+    std::shared_ptr<SlideSorterViewShell::PageSelection> xSelection(GetPageSelection());
+
+    // SdDrawDocument MovePages is based on SdPage IsSelected, so
+    // transfer the SlideSorter selection to SdPages
+    sal_uInt16 lastSelectedPageNo = SyncPageSelectionToDocument(xSelection).second;
+
+    // Get page number of the last page
+    sal_uInt16 nNoOfPages = GetDoc()->GetSdPageCount(PageKind::Standard);
+
+    // Now compute human page number from internal page number
+    lastSelectedPageNo = (lastSelectedPageNo - 1) / 2;
+    if (lastSelectedPageNo == nNoOfPages - 1)
+        return;
+
+    // Move to position after lastSelectedPageNo
+    GetDoc()->MovePages( lastSelectedPageNo + 1 );
+
+    PostMoveSlidesActions(xSelection);
+}
+
+void SlideSorterViewShell::GetStateMovePageDown (SfxItemSet& rSet)
+{
+    GetStateMovePageLast( rSet );
+}
+
+void SlideSorterViewShell::ExecMovePageLast (SfxRequest& /*rReq*/)
+{
+    MainViewEndEditAndUnmarkAll();
+
+    std::shared_ptr<SlideSorterViewShell::PageSelection> xSelection(GetPageSelection());
+
+    // SdDrawDocument MovePages is based on SdPage IsSelected, so
+    // transfer the SlideSorter selection to SdPages
+    SyncPageSelectionToDocument(xSelection);
+
+    // Get page number of the last page
+    sal_uInt16 nNoOfPages = GetDoc()->GetSdPageCount(PageKind::Standard);
+
+    // Move to position after last page No (=Number of pages - 1)
+    GetDoc()->MovePages( nNoOfPages - 1 );
+
+    PostMoveSlidesActions(xSelection);
+}
+
+void SlideSorterViewShell::GetStateMovePageLast (SfxItemSet& rSet)
+{
+    std::shared_ptr<ViewShell> pMainViewShell = GetViewShellBase().GetMainViewShell();
+    DrawViewShell* pDrawViewShell = dynamic_cast<DrawViewShell*>(pMainViewShell.get());
+    if (pDrawViewShell != nullptr && pDrawViewShell->GetPageKind() == PageKind::Handout)
+    {
+        rSet.DisableItem( SID_MOVE_PAGE_LAST );
+        rSet.DisableItem( SID_MOVE_PAGE_DOWN );
+        return;
+    }
+
+    std::shared_ptr<SlideSorterViewShell::PageSelection> xSelection(GetPageSelection());
+
+    // SdDrawDocument MovePages is based on SdPage IsSelected, so
+    // transfer the SlideSorter selection to SdPages
+    sal_uInt16 lastSelectedPageNo = SyncPageSelectionToDocument(xSelection).second;
+
+    // Get page number of the last page
+    sal_uInt16 nNoOfPages = GetDoc()->GetSdPageCount(PageKind::Standard);
+
+    // Now compute human page number from internal page number
+    lastSelectedPageNo = (lastSelectedPageNo - 1) / 2;
+    if (lastSelectedPageNo == nNoOfPages - 1)
+    {
+        rSet.DisableItem( SID_MOVE_PAGE_LAST );
+        rSet.DisableItem( SID_MOVE_PAGE_DOWN );
+    }
+}
+
+void SlideSorterViewShell::PostMoveSlidesActions(const std::shared_ptr<SlideSorterViewShell::PageSelection> &rpSelection)
+{
+    sal_uInt16 nNoOfPages = GetDoc()->GetSdPageCount(PageKind::Standard);
+    for (sal_uInt16 nPage = 0; nPage < nNoOfPages; nPage++)
+    {
+        SdPage* pPage = GetDoc()->GetSdPage(nPage, PageKind::Standard);
+        GetDoc()->SetSelected(pPage, false);
+    }
+
+    mpSlideSorter->GetController().GetPageSelector().DeselectAllPages();
+    for (const auto& rpPage : *rpSelection)
+    {
+        mpSlideSorter->GetController().GetPageSelector().SelectPage(rpPage);
+    }
+
+    // Refresh toolbar icons
+    SfxBindings& rBindings = GetViewFrame()->GetBindings();
+    rBindings.Invalidate(SID_MOVE_PAGE_FIRST);
+    rBindings.Invalidate(SID_MOVE_PAGE_UP);
+    rBindings.Invalidate(SID_MOVE_PAGE_DOWN);
+    rBindings.Invalidate(SID_MOVE_PAGE_LAST);
+
+}
+
+} // end of namespace ::sd::slidesorter
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */