Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

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

1 files changed, 1061 insertions, 0 deletions

diff --git a/vcl/source/window/dockwin.cxx b/vcl/source/window/dockwin.cxx
new file mode 100644
index 000000000..8fc7937d6
--- /dev/null
+++ b/vcl/source/window/dockwin.cxx
@@ -0,0 +1,1061 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <tools/time.hxx>
+#include <sal/log.hxx>
+#include <vcl/accel.hxx>
+#include <vcl/event.hxx>
+#include <vcl/floatwin.hxx>
+#include <vcl/dockwin.hxx>
+#include <vcl/layout.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/timer.hxx>
+#include <vcl/idle.hxx>
+#include <vcl/settings.hxx>
+
+#include <svdata.hxx>
+#include <window.h>
+#include <brdwin.hxx>
+
+#define DOCKWIN_FLOATSTYLES         (WB_SIZEABLE | WB_MOVEABLE | WB_CLOSEABLE | WB_STANDALONE | WB_ROLLABLE )
+
+class DockingWindow::ImplData
+{
+public:
+    ImplData();
+
+    VclPtr<vcl::Window> mpParent;
+    Size                maMaxOutSize;
+};
+
+DockingWindow::ImplData::ImplData()
+{
+    mpParent = nullptr;
+    maMaxOutSize = Size( SHRT_MAX, SHRT_MAX );
+}
+
+namespace {
+
+class ImplDockFloatWin : public FloatingWindow
+{
+private:
+    VclPtr<DockingWindow> mpDockWin;
+    sal_uInt64      mnLastTicks;
+    Idle            maDockIdle;
+    Point           maDockPos;
+    tools::Rectangle       maDockRect;
+    bool            mbInMove;
+    ImplSVEvent *   mnLastUserEvent;
+
+    DECL_LINK(DockingHdl, void *, void);
+    DECL_LINK(DockTimerHdl, Timer *, void);
+public:
+    ImplDockFloatWin( vcl::Window* pParent, WinBits nWinBits,
+                      DockingWindow* pDockingWin );
+    virtual ~ImplDockFloatWin() override;
+    virtual void dispose() override;
+
+    virtual void    Move() override;
+    virtual void    Resize() override;
+    virtual void    Resizing( Size& rSize ) override;
+    virtual bool    Close() override;
+};
+
+}
+
+ImplDockFloatWin::ImplDockFloatWin( vcl::Window* pParent, WinBits nWinBits,
+                                    DockingWindow* pDockingWin ) :
+        FloatingWindow( pParent, nWinBits ),
+        mpDockWin( pDockingWin ),
+        mnLastTicks( tools::Time::GetSystemTicks() ),
+        mbInMove( false ),
+        mnLastUserEvent( nullptr )
+{
+    // copy settings of DockingWindow
+    if ( pDockingWin )
+    {
+        SetSettings( pDockingWin->GetSettings() );
+        Enable( pDockingWin->IsEnabled(), false );
+        EnableInput( pDockingWin->IsInputEnabled(), false );
+        AlwaysEnableInput( pDockingWin->IsAlwaysEnableInput(), false );
+        EnableAlwaysOnTop( pDockingWin->IsAlwaysOnTopEnabled() );
+        SetActivateMode( pDockingWin->GetActivateMode() );
+    }
+
+    SetBackground();
+
+    maDockIdle.SetInvokeHandler( LINK( this, ImplDockFloatWin, DockTimerHdl ) );
+    maDockIdle.SetPriority( TaskPriority::HIGH_IDLE );
+    maDockIdle.SetDebugName( "vcl::ImplDockFloatWin maDockIdle" );
+}
+
+ImplDockFloatWin::~ImplDockFloatWin()
+{
+    disposeOnce();
+}
+
+void ImplDockFloatWin::dispose()
+{
+    if( mnLastUserEvent )
+        Application::RemoveUserEvent( mnLastUserEvent );
+
+    disposeBuilder();
+
+    mpDockWin.clear();
+    FloatingWindow::dispose();
+}
+
+IMPL_LINK_NOARG(ImplDockFloatWin, DockTimerHdl, Timer *, void)
+{
+    SAL_WARN_IF( !mpDockWin->IsFloatingMode(), "vcl", "docktimer called but not floating" );
+
+    maDockIdle.Stop();
+    PointerState aState = GetPointerState();
+
+    if( aState.mnState & KEY_MOD1 )
+    {
+        // i43499 CTRL disables docking now
+        mpDockWin->GetParent()->ImplGetFrameWindow()->HideTracking();
+        mpDockWin->EndDocking( maDockRect, true );
+        if( aState.mnState & ( MOUSE_LEFT | MOUSE_MIDDLE | MOUSE_RIGHT ) )
+            maDockIdle.Start();
+    }
+    else if( ! ( aState.mnState & ( MOUSE_LEFT | MOUSE_MIDDLE | MOUSE_RIGHT ) ) )
+    {
+        mpDockWin->GetParent()->ImplGetFrameWindow()->HideTracking();
+        mpDockWin->EndDocking( maDockRect, false );
+    }
+    else
+    {
+        mpDockWin->GetParent()->ImplGetFrameWindow()->ShowTracking( maDockRect, ShowTrackFlags::Big | ShowTrackFlags::TrackWindow );
+        maDockIdle.Start();
+    }
+}
+
+IMPL_LINK_NOARG(ImplDockFloatWin, DockingHdl, void*, void)
+{
+    PointerState aState = mpDockWin->GetParent()->GetPointerState();
+
+    mnLastUserEvent = nullptr;
+    if( mpDockWin->IsDockable()                             &&
+        (tools::Time::GetSystemTicks() - mnLastTicks > 500)        &&
+        ( aState.mnState & ( MOUSE_LEFT | MOUSE_MIDDLE | MOUSE_RIGHT ) ) &&
+        !(aState.mnState & KEY_MOD1) )  // i43499 CTRL disables docking now
+    {
+        maDockPos = mpDockWin->GetParent()->AbsoluteScreenToOutputPixel( OutputToAbsoluteScreenPixel( Point() ) );
+        maDockPos = mpDockWin->GetParent()->OutputToScreenPixel( maDockPos );  // sfx expects screen coordinates
+
+        if( ! mpDockWin->IsDocking() )
+            mpDockWin->StartDocking();
+        maDockRect = tools::Rectangle( maDockPos, mpDockWin->GetSizePixel() );
+
+        // mouse pos also in screen pixels
+        Point aMousePos = mpDockWin->GetParent()->OutputToScreenPixel( aState.maPos );
+
+        bool bFloatMode = mpDockWin->Docking( aMousePos, maDockRect );
+        if( ! bFloatMode )
+        {
+            mpDockWin->GetParent()->ImplGetFrameWindow()->ShowTracking( maDockRect, ShowTrackFlags::Object | ShowTrackFlags::TrackWindow );
+            DockTimerHdl( nullptr );
+        }
+        else
+        {
+            mpDockWin->GetParent()->ImplGetFrameWindow()->HideTracking();
+            maDockIdle.Stop();
+            mpDockWin->EndDocking( maDockRect, true );
+        }
+    }
+    mbInMove = false;
+}
+
+void ImplDockFloatWin::Move()
+{
+    if( mbInMove )
+        return;
+
+    mbInMove = true;
+    FloatingWindow::Move();
+    mpDockWin->Move();
+
+    /*
+     *  note: the window should only dock if
+     *  the user releases all mouse buttons. The real problem here
+     *  is that we don't get mouse events (at least not on X)
+     *  if the mouse is on the decoration. So we have to start an
+     *  awkward timer based process that polls the modifier/buttons
+     *  to see whether they are in the right condition shortly after the
+     *  last Move message.
+     */
+    if( ! mnLastUserEvent )
+        mnLastUserEvent = Application::PostUserEvent( LINK( this, ImplDockFloatWin, DockingHdl ), nullptr, true );
+}
+
+void ImplDockFloatWin::Resize()
+{
+    FloatingWindow::Resize();
+    Size aSize( GetSizePixel() );
+    mpDockWin->ImplPosSizeWindow( 0, 0, aSize.Width(), aSize.Height(), PosSizeFlags::PosSize );
+}
+
+void ImplDockFloatWin::Resizing( Size& rSize )
+{
+    FloatingWindow::Resizing( rSize );
+    mpDockWin->Resizing( rSize );
+}
+
+bool ImplDockFloatWin::Close()
+{
+    return mpDockWin->Close();
+}
+
+void DockingWindow::ImplStartDocking( const Point& rPos )
+{
+    if ( !mbDockable )
+        return;
+
+    maMouseOff      = rPos;
+    mbDocking       = true;
+    mbLastFloatMode = IsFloatingMode();
+    mbStartFloat    = mbLastFloatMode;
+
+    // calculate FloatingBorder
+    VclPtr<FloatingWindow> pWin;
+    if ( mpFloatWin )
+        pWin = mpFloatWin;
+    else
+        pWin = VclPtr<ImplDockFloatWin>::Create( mpImplData->mpParent, mnFloatBits, nullptr );
+    pWin->GetBorder( mnDockLeft, mnDockTop, mnDockRight, mnDockBottom );
+    if ( !mpFloatWin )
+        pWin.disposeAndClear();
+
+    Point   aPos    = ImplOutputToFrame( Point() );
+    Size    aSize   = Window::GetOutputSizePixel();
+    mnTrackX        = aPos.X();
+    mnTrackY        = aPos.Y();
+    mnTrackWidth    = aSize.Width();
+    mnTrackHeight   = aSize.Height();
+
+    if ( mbLastFloatMode )
+    {
+        maMouseOff.AdjustX(mnDockLeft );
+        maMouseOff.AdjustY(mnDockTop );
+        mnTrackX        -= mnDockLeft;
+        mnTrackY        -= mnDockTop;
+        mnTrackWidth    += mnDockLeft+mnDockRight;
+        mnTrackHeight   += mnDockTop+mnDockBottom;
+    }
+
+    if ( GetSettings().GetStyleSettings().GetDragFullOptions() & DragFullOptions::Docking &&
+        !( mnFloatBits & ( WB_MOVEABLE | WB_SIZEABLE | WB_CLOSEABLE ) ) ) // no full drag when migrating to system window
+        mbDragFull = true;
+    else
+    {
+        StartDocking();
+        mbDragFull = false;
+        ImplUpdateAll();
+        ImplGetFrameWindow()->ImplUpdateAll();
+    }
+
+    StartTracking( StartTrackingFlags::KeyMod );
+}
+
+void DockingWindow::ImplInitDockingWindowData()
+{
+    mpWindowImpl->mbDockWin = true;
+    mpFloatWin     = nullptr;
+    mpOldBorderWin = nullptr;
+    mpImplData.reset(new ImplData);
+    mnTrackX       = 0;
+    mnTrackY       = 0;
+    mnTrackWidth   = 0;
+    mnTrackHeight  = 0;
+    mnDockLeft     = 0;
+    mnDockTop      = 0;
+    mnDockRight    = 0;
+    mnDockBottom   = 0;
+    mnFloatBits    = 0;
+    mbDockCanceled  = false;
+    mbDockable     = false;
+    mbDocking      = false;
+    mbDragFull     = false;
+    mbLastFloatMode = false;
+    mbStartFloat   = false;
+    mbRollUp       = false;
+    mbDockBtn      = false;
+    mbHideBtn      = false;
+    mbIsDeferredInit = false;
+    mbIsCalculatingInitialLayoutSize = false;
+    mpDialogParent = nullptr;
+
+    //To-Do, reuse maResizeTimer
+    maLayoutIdle.SetPriority(TaskPriority::RESIZE);
+    maLayoutIdle.SetInvokeHandler( LINK( this, DockingWindow, ImplHandleLayoutTimerHdl ) );
+    maLayoutIdle.SetDebugName( "vcl::DockingWindow maLayoutIdle" );
+}
+
+void DockingWindow::ImplInit( vcl::Window* pParent, WinBits nStyle )
+{
+    if ( !(nStyle & WB_NODIALOGCONTROL) )
+        nStyle |= WB_DIALOGCONTROL;
+
+    mpImplData->mpParent    = pParent;
+    mbDockable              = (nStyle & WB_DOCKABLE) != 0;
+    mnFloatBits             = WB_BORDER | (nStyle & DOCKWIN_FLOATSTYLES);
+    nStyle                 &= ~(DOCKWIN_FLOATSTYLES | WB_BORDER);
+
+    Window::ImplInit( pParent, nStyle, nullptr );
+
+    ImplInitSettings();
+}
+
+void DockingWindow::ImplInitSettings()
+{
+    // Hack: to be able to build DockingWindows w/o background before switching
+    // TODO: Hack
+    if ( IsBackground() )
+    {
+        const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
+
+        Color aColor;
+        if ( IsControlBackground() )
+            aColor = GetControlBackground();
+        else if ( Window::GetStyle() & WB_3DLOOK )
+            aColor = rStyleSettings.GetFaceColor();
+        else
+            aColor = rStyleSettings.GetWindowColor();
+        SetBackground( aColor );
+    }
+}
+
+DockingWindow::DockingWindow( WindowType nType ) :
+    Window(nType)
+{
+    ImplInitDockingWindowData();
+}
+
+DockingWindow::DockingWindow( vcl::Window* pParent, WinBits nStyle ) :
+    Window( WindowType::DOCKINGWINDOW )
+{
+    ImplInitDockingWindowData();
+    ImplInit( pParent, nStyle );
+}
+
+//Find the real parent stashed in mpDialogParent.
+void DockingWindow::doDeferredInit(WinBits nBits)
+{
+    vcl::Window *pParent = mpDialogParent;
+    mpDialogParent = nullptr;
+    ImplInit(pParent, nBits);
+    mbIsDeferredInit = false;
+}
+
+void DockingWindow::loadUI(vcl::Window* pParent, const OString& rID, const OUString& rUIXMLDescription,
+    const css::uno::Reference<css::frame::XFrame> &rFrame)
+{
+    mbIsDeferredInit = true;
+    mpDialogParent = pParent; //should be unset in doDeferredInit
+    m_pUIBuilder.reset( new VclBuilder(this, getUIRootDir(), rUIXMLDescription, rID, rFrame) );
+}
+
+DockingWindow::DockingWindow(vcl::Window* pParent, const OString& rID,
+    const OUString& rUIXMLDescription, const css::uno::Reference<css::frame::XFrame> &rFrame)
+    : Window(WindowType::DOCKINGWINDOW)
+{
+    ImplInitDockingWindowData();
+
+    loadUI(pParent, rID, rUIXMLDescription, rFrame);
+}
+
+DockingWindow::~DockingWindow()
+{
+    disposeOnce();
+}
+
+void DockingWindow::dispose()
+{
+    if ( IsFloatingMode() )
+    {
+        Show( false, ShowFlags::NoFocusChange );
+        SetFloatingMode(false);
+    }
+    mpImplData.reset();
+    mpFloatWin.clear();
+    mpOldBorderWin.clear();
+    mpDialogParent.clear();
+    disposeBuilder();
+    Window::dispose();
+}
+
+void DockingWindow::Tracking( const TrackingEvent& rTEvt )
+{
+    if( GetDockingManager()->IsDockable( this ) )   // new docking interface
+        return Window::Tracking( rTEvt );
+
+    if ( mbDocking )
+    {
+        if ( rTEvt.IsTrackingEnded() )
+        {
+            mbDocking = false;
+            if ( mbDragFull )
+            {
+                // reset old state on Cancel
+                if ( rTEvt.IsTrackingCanceled() )
+                {
+                    StartDocking();
+                    tools::Rectangle aRect( Point( mnTrackX, mnTrackY ), Size( mnTrackWidth, mnTrackHeight ) );
+                    EndDocking( aRect, mbStartFloat );
+                }
+            }
+            else
+            {
+                HideTracking();
+                if ( rTEvt.IsTrackingCanceled() )
+                {
+                    mbDockCanceled = true;
+                    EndDocking( tools::Rectangle( Point( mnTrackX, mnTrackY ), Size( mnTrackWidth, mnTrackHeight ) ), mbLastFloatMode );
+                    mbDockCanceled = false;
+                }
+                else
+                    EndDocking( tools::Rectangle( Point( mnTrackX, mnTrackY ), Size( mnTrackWidth, mnTrackHeight ) ), mbLastFloatMode );
+            }
+        }
+        // dock only for non-synthetic MouseEvents
+        else if ( !rTEvt.GetMouseEvent().IsSynthetic() || rTEvt.GetMouseEvent().IsModifierChanged() )
+        {
+            Point   aMousePos = rTEvt.GetMouseEvent().GetPosPixel();
+            Point   aFrameMousePos = ImplOutputToFrame( aMousePos );
+            Size    aFrameSize = mpWindowImpl->mpFrameWindow->GetOutputSizePixel();
+            if ( aFrameMousePos.X() < 0 )
+                aFrameMousePos.setX( 0 );
+            if ( aFrameMousePos.Y() < 0 )
+                aFrameMousePos.setY( 0 );
+            if ( aFrameMousePos.X() > aFrameSize.Width()-1 )
+                aFrameMousePos.setX( aFrameSize.Width()-1 );
+            if ( aFrameMousePos.Y() > aFrameSize.Height()-1 )
+                aFrameMousePos.setY( aFrameSize.Height()-1 );
+            aMousePos = ImplFrameToOutput( aFrameMousePos );
+            aMousePos.AdjustX( -(maMouseOff.X()) );
+            aMousePos.AdjustY( -(maMouseOff.Y()) );
+            Point aFramePos = ImplOutputToFrame( aMousePos );
+            tools::Rectangle aTrackRect( aFramePos, Size( mnTrackWidth, mnTrackHeight ) );
+            tools::Rectangle aCompRect = aTrackRect;
+            aFramePos.AdjustX(maMouseOff.X() );
+            aFramePos.AdjustY(maMouseOff.Y() );
+            if ( mbDragFull )
+                StartDocking();
+            bool bFloatMode = Docking( aFramePos, aTrackRect );
+            if ( mbLastFloatMode != bFloatMode )
+            {
+                if ( bFloatMode )
+                {
+                    aTrackRect.AdjustLeft( -mnDockLeft );
+                    aTrackRect.AdjustTop( -mnDockTop );
+                    aTrackRect.AdjustRight(mnDockRight );
+                    aTrackRect.AdjustBottom(mnDockBottom );
+                }
+                else
+                {
+                    if ( aCompRect == aTrackRect )
+                    {
+                        aTrackRect.AdjustLeft(mnDockLeft );
+                        aTrackRect.AdjustTop(mnDockTop );
+                        aTrackRect.AdjustRight( -mnDockRight );
+                        aTrackRect.AdjustBottom( -mnDockBottom );
+                    }
+                }
+                mbLastFloatMode = bFloatMode;
+            }
+            if ( mbDragFull )
+            {
+                Point aOldPos = OutputToScreenPixel( Point() );
+                EndDocking( aTrackRect, mbLastFloatMode );
+                // repaint if state or position has changed
+                if ( aOldPos != OutputToScreenPixel( Point() ) )
+                {
+                    ImplUpdateAll();
+                    ImplGetFrameWindow()->ImplUpdateAll();
+                }
+//                EndDocking( aTrackRect, mbLastFloatMode );
+            }
+            else
+            {
+                ShowTrackFlags nTrackStyle;
+                if ( bFloatMode )
+                    nTrackStyle = ShowTrackFlags::Big;
+                else
+                    nTrackStyle = ShowTrackFlags::Object;
+                tools::Rectangle aShowTrackRect = aTrackRect;
+                aShowTrackRect.SetPos( ImplFrameToOutput( aShowTrackRect.TopLeft() ) );
+                ShowTracking( aShowTrackRect, nTrackStyle );
+
+                // recalculate mouse offset, as the rectangle was changed
+                maMouseOff.setX( aFramePos.X() - aTrackRect.Left() );
+                maMouseOff.setY( aFramePos.Y() - aTrackRect.Top() );
+            }
+
+            mnTrackX        = aTrackRect.Left();
+            mnTrackY        = aTrackRect.Top();
+            mnTrackWidth    = aTrackRect.GetWidth();
+            mnTrackHeight   = aTrackRect.GetHeight();
+        }
+    }
+}
+
+bool DockingWindow::EventNotify( NotifyEvent& rNEvt )
+{
+    if( GetDockingManager()->IsDockable( this ) )   // new docking interface
+        return Window::EventNotify( rNEvt );
+
+    if ( mbDockable )
+    {
+        const bool bDockingSupportCrippled = !StyleSettings::GetDockingFloatsSupported();
+
+        if ( rNEvt.GetType() == MouseNotifyEvent::MOUSEBUTTONDOWN )
+        {
+            const MouseEvent* pMEvt = rNEvt.GetMouseEvent();
+            if ( pMEvt->IsLeft() )
+            {
+                if (!bDockingSupportCrippled && pMEvt->IsMod1() && (pMEvt->GetClicks() == 2) )
+                {
+                    SetFloatingMode( !IsFloatingMode() );
+                    if ( IsFloatingMode() )
+                        ToTop( ToTopFlags::GrabFocusOnly );
+                    return true;
+                }
+                else if ( pMEvt->GetClicks() == 1 )
+                {
+                    // check if window is floating standalone (IsFloating())
+                    // or only partially floating and still docked with one border
+                    // ( !mpWindowImpl->mbFrame)
+                    if( ! IsFloatingMode() || ! mpFloatWin->mpWindowImpl->mbFrame )
+                    {
+                        Point   aPos = pMEvt->GetPosPixel();
+                        vcl::Window* pWindow = rNEvt.GetWindow();
+                        if ( pWindow != this )
+                        {
+                            aPos = pWindow->OutputToScreenPixel( aPos );
+                            aPos = ScreenToOutputPixel( aPos );
+                        }
+                        ImplStartDocking( aPos );
+                    }
+                    return true;
+                }
+            }
+        }
+        else if( rNEvt.GetType() == MouseNotifyEvent::KEYINPUT )
+        {
+            const vcl::KeyCode& rKey = rNEvt.GetKeyEvent()->GetKeyCode();
+            if( rKey.GetCode() == KEY_F10 && rKey.GetModifier() &&
+                rKey.IsShift() && rKey.IsMod1() && !bDockingSupportCrippled )
+            {
+                SetFloatingMode( !IsFloatingMode() );
+                if ( IsFloatingMode() )
+                    ToTop( ToTopFlags::GrabFocusOnly );
+                return true;
+            }
+        }
+    }
+
+    return Window::EventNotify( rNEvt );
+}
+
+void DockingWindow::StartDocking()
+{
+    mbDocking = true;
+}
+
+bool DockingWindow::Docking( const Point&, tools::Rectangle& )
+{
+    return IsFloatingMode();
+}
+
+void DockingWindow::EndDocking( const tools::Rectangle& rRect, bool bFloatMode )
+{
+    bool bOrigDockCanceled = mbDockCanceled;
+    if (bFloatMode && !StyleSettings::GetDockingFloatsSupported())
+        mbDockCanceled = true;
+
+    if ( !IsDockingCanceled() )
+    {
+        if ( bFloatMode != IsFloatingMode() )
+        {
+            SetFloatingMode( bFloatMode );
+            if ( IsFloatingMode() )
+                ToTop( ToTopFlags::GrabFocusOnly );
+            if ( bFloatMode && mpFloatWin )
+                mpFloatWin->SetPosSizePixel( rRect.TopLeft(), rRect.GetSize() );
+        }
+        if ( !bFloatMode )
+        {
+            Point aPos = rRect.TopLeft();
+            aPos = GetParent()->ScreenToOutputPixel( aPos );
+            Window::SetPosSizePixel( aPos, rRect.GetSize() );
+        }
+    }
+    mbDocking = false;
+    mbDockCanceled = bOrigDockCanceled;
+}
+
+bool DockingWindow::PrepareToggleFloatingMode()
+{
+    return true;
+}
+
+bool DockingWindow::Close()
+{
+    VclPtr<vcl::Window> xWindow = this;
+    CallEventListeners( VclEventId::WindowClose );
+    if ( xWindow->IsDisposed() )
+        return false;
+
+    if ( mpWindowImpl->mxWindowPeer.is() && IsCreatedWithToolkit() )
+        return false;
+
+    Show( false, ShowFlags::NoFocusChange );
+    return true;
+}
+
+void DockingWindow::ToggleFloatingMode()
+{
+}
+
+void DockingWindow::Resizing( Size& )
+{
+}
+
+void DockingWindow::DoInitialLayout()
+{
+    if (GetSettings().GetStyleSettings().GetAutoMnemonic())
+       Accelerator::GenerateAutoMnemonicsOnHierarchy(this);
+
+    if (isLayoutEnabled())
+    {
+        mbIsCalculatingInitialLayoutSize = true;
+        setDeferredProperties();
+        if (IsFloatingMode())
+            setOptimalLayoutSize();
+        mbIsCalculatingInitialLayoutSize = false;
+    }
+}
+
+void DockingWindow::StateChanged( StateChangedType nType )
+{
+    switch(nType)
+    {
+        case StateChangedType::InitShow:
+            DoInitialLayout();
+            break;
+
+        case StateChangedType::ControlBackground:
+            ImplInitSettings();
+            Invalidate();
+            break;
+
+        case StateChangedType::Style:
+            mbDockable = (GetStyle() & WB_DOCKABLE) != 0;
+            break;
+
+        default:
+            break;
+    }
+
+    Window::StateChanged( nType );
+}
+
+void DockingWindow::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
+         (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )
+    {
+        ImplInitSettings();
+        Invalidate();
+    }
+    else
+        Window::DataChanged( rDCEvt );
+}
+
+void DockingWindow::SetFloatingMode( bool bFloatMode )
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        pWrapper->SetFloatingMode( bFloatMode );
+        return;
+    }
+    if ( IsFloatingMode() != bFloatMode )
+    {
+        if ( PrepareToggleFloatingMode() ) // changes to floating mode can be vetoed
+        {
+            bool bVisible = IsVisible();
+
+            if ( bFloatMode )
+            {
+                // set deferred properties early, so border width will end up
+                // in our mpWindowImpl->mnBorderWidth, not in mpBorderWindow.
+                // (see its usage in setPosSizeOnContainee and GetOptimalSize.)
+                setDeferredProperties();
+
+                Show( false, ShowFlags::NoFocusChange );
+
+                maDockPos = Window::GetPosPixel();
+
+                vcl::Window* pRealParent = mpWindowImpl->mpRealParent;
+                mpOldBorderWin = mpWindowImpl->mpBorderWindow;
+
+                VclPtrInstance<ImplDockFloatWin> pWin(
+                                         mpImplData->mpParent,
+                                         mnFloatBits & ( WB_MOVEABLE | WB_SIZEABLE | WB_CLOSEABLE ) ?  mnFloatBits | WB_SYSTEMWINDOW : mnFloatBits,
+                                         this );
+                mpFloatWin      = pWin;
+                mpWindowImpl->mpBorderWindow  = nullptr;
+                mpWindowImpl->mnLeftBorder    = 0;
+                mpWindowImpl->mnTopBorder     = 0;
+                mpWindowImpl->mnRightBorder   = 0;
+                mpWindowImpl->mnBottomBorder  = 0;
+                // if the parent gets destroyed, we also have to reset the parent of the BorderWindow
+                if ( mpOldBorderWin )
+                    mpOldBorderWin->SetParent( pWin );
+
+                // #i123765# reset the buffered DropTargets when undocking, else it may not
+                // be correctly initialized
+                mpWindowImpl->mxDNDListenerContainer.clear();
+
+                SetParent( pWin );
+                SetPosPixel( Point() );
+                mpWindowImpl->mpBorderWindow = pWin;
+                pWin->mpWindowImpl->mpClientWindow = this;
+                mpWindowImpl->mpRealParent = pRealParent;
+                pWin->SetText( Window::GetText() );
+                Size aSize(Window::GetSizePixel());
+                pWin->SetOutputSizePixel(aSize);
+                pWin->SetPosPixel( maFloatPos );
+                // pass on DockingData to FloatingWindow
+                pWin->ShowTitleButton( TitleButton::Docking, mbDockBtn );
+                pWin->ShowTitleButton( TitleButton::Hide, mbHideBtn );
+                if ( mbRollUp )
+                    pWin->RollUp();
+                else
+                    pWin->RollDown();
+                pWin->SetRollUpOutputSizePixel( maRollUpOutSize );
+                pWin->SetMinOutputSizePixel( maMinOutSize );
+
+                pWin->SetMaxOutputSizePixel( mpImplData->maMaxOutSize );
+
+                ToggleFloatingMode();
+
+                if ( bVisible )
+                    Show();
+            }
+            else
+            {
+                Show( false, ShowFlags::NoFocusChange );
+
+                // store FloatingData in FloatingWindow
+                maFloatPos      = mpFloatWin->GetPosPixel();
+                mbDockBtn       = mpFloatWin->IsTitleButtonVisible( TitleButton::Docking );
+                mbHideBtn       = mpFloatWin->IsTitleButtonVisible( TitleButton::Hide );
+                mbRollUp        = mpFloatWin->IsRollUp();
+                maRollUpOutSize = mpFloatWin->GetRollUpOutputSizePixel();
+                maMinOutSize    = mpFloatWin->GetMinOutputSizePixel();
+                mpImplData->maMaxOutSize = mpFloatWin->GetMaxOutputSizePixel();
+
+                vcl::Window* pRealParent = mpWindowImpl->mpRealParent;
+                mpWindowImpl->mpBorderWindow = nullptr;
+                if ( mpOldBorderWin )
+                {
+                    SetParent( mpOldBorderWin );
+                    static_cast<ImplBorderWindow*>(mpOldBorderWin.get())->GetBorder( mpWindowImpl->mnLeftBorder, mpWindowImpl->mnTopBorder, mpWindowImpl->mnRightBorder, mpWindowImpl->mnBottomBorder );
+                    mpOldBorderWin->Resize();
+                }
+                mpWindowImpl->mpBorderWindow = mpOldBorderWin;
+                SetParent( pRealParent );
+                mpWindowImpl->mpRealParent = pRealParent;
+                mpFloatWin.disposeAndClear();
+                SetPosPixel( maDockPos );
+
+                ToggleFloatingMode();
+
+                if ( bVisible )
+                    Show();
+            }
+        }
+    }
+}
+
+void DockingWindow::SetFloatStyle( WinBits nStyle )
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        pWrapper->SetFloatStyle( nStyle );
+        return;
+    }
+
+    mnFloatBits = nStyle;
+}
+
+WinBits DockingWindow::GetFloatStyle() const
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        return pWrapper->GetFloatStyle();
+    }
+
+    return mnFloatBits;
+}
+
+void DockingWindow::setPosSizePixel( long nX, long nY,
+                                     long nWidth, long nHeight,
+                                     PosSizeFlags nFlags )
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if (pWrapper)
+    {
+        if (!pWrapper->mpFloatWin)
+            Window::setPosSizePixel( nX, nY, nWidth, nHeight, nFlags );
+    }
+    else
+    {
+        if (!mpFloatWin)
+            Window::setPosSizePixel( nX, nY, nWidth, nHeight, nFlags );
+        else
+        {
+            mpFloatWin->SetOutputSizePixel(Size(nWidth, nHeight));
+            mpFloatWin->SetPosPixel(Point(nX, nY));
+        }
+    }
+
+    if (::isLayoutEnabled(this))
+        setPosSizeOnContainee();
+}
+
+Point DockingWindow::GetPosPixel() const
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        if ( pWrapper->mpFloatWin )
+            return pWrapper->mpFloatWin->GetPosPixel();
+        else
+            return Window::GetPosPixel();
+    }
+
+    if ( mpFloatWin )
+        return mpFloatWin->GetPosPixel();
+    else
+        return Window::GetPosPixel();
+}
+
+Size DockingWindow::GetSizePixel() const
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        if ( pWrapper->mpFloatWin )
+            return pWrapper->mpFloatWin->GetSizePixel();
+        else
+            return Window::GetSizePixel();
+    }
+
+    if ( mpFloatWin )
+        return mpFloatWin->GetSizePixel();
+    else
+        return Window::GetSizePixel();
+}
+
+void DockingWindow::SetOutputSizePixel( const Size& rNewSize )
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        if ( pWrapper->mpFloatWin )
+            pWrapper->mpFloatWin->SetOutputSizePixel( rNewSize );
+        else
+            Window::SetOutputSizePixel( rNewSize );
+        return;
+    }
+
+    if ( mpFloatWin )
+        mpFloatWin->SetOutputSizePixel( rNewSize );
+    else
+        Window::SetOutputSizePixel( rNewSize );
+}
+
+Size DockingWindow::GetOutputSizePixel() const
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        if ( pWrapper->mpFloatWin )
+            return pWrapper->mpFloatWin->GetOutputSizePixel();
+        else
+            return Window::GetOutputSizePixel();
+    }
+
+    if ( mpFloatWin )
+        return mpFloatWin->GetOutputSizePixel();
+    else
+        return Window::GetOutputSizePixel();
+}
+
+Point DockingWindow::GetFloatingPos() const
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+    {
+        if ( pWrapper->mpFloatWin )
+        {
+            WindowStateData aData;
+            aData.SetMask( WindowStateMask::Pos );
+            pWrapper->mpFloatWin->GetWindowStateData( aData );
+            Point aPos( aData.GetX(), aData.GetY() );
+            aPos = pWrapper->mpFloatWin->GetParent()->ImplGetFrameWindow()->AbsoluteScreenToOutputPixel( aPos );
+            return aPos;
+        }
+        else
+            return maFloatPos;
+    }
+
+    if ( mpFloatWin )
+    {
+        WindowStateData aData;
+        aData.SetMask( WindowStateMask::Pos );
+        mpFloatWin->GetWindowStateData( aData );
+        Point aPos( aData.GetX(), aData.GetY() );
+        aPos = mpFloatWin->GetParent()->ImplGetFrameWindow()->AbsoluteScreenToOutputPixel( aPos );
+        return aPos;
+    }
+    else
+        return maFloatPos;
+}
+
+bool DockingWindow::IsFloatingMode() const
+{
+    ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this );
+    if( pWrapper )
+        return pWrapper->IsFloatingMode();
+    else
+        return (mpFloatWin != nullptr);
+}
+
+void DockingWindow::SetMaxOutputSizePixel( const Size& rSize )
+{
+    if ( mpFloatWin )
+        mpFloatWin->SetMaxOutputSizePixel( rSize );
+    mpImplData->maMaxOutSize = rSize;
+}
+
+void DockingWindow::SetText(const OUString& rStr)
+{
+    setDeferredProperties();
+    Window::SetText(rStr);
+}
+
+OUString DockingWindow::GetText() const
+{
+    const_cast<DockingWindow*>(this)->setDeferredProperties();
+    return Window::GetText();
+}
+
+bool DockingWindow::isLayoutEnabled() const
+{
+    //pre dtor called, and single child is a container => we're layout enabled
+    return mpImplData && ::isLayoutEnabled(this);
+}
+
+void DockingWindow::setOptimalLayoutSize()
+{
+    maLayoutIdle.Stop();
+
+    //resize DockingWindow to fit requisition on initial show
+    Size aSize = get_preferred_size();
+
+    Size aMax(bestmaxFrameSizeForScreenSize(GetDesktopRectPixel().GetSize()));
+
+    aSize.setWidth( std::min(aMax.Width(), aSize.Width()) );
+    aSize.setHeight( std::min(aMax.Height(), aSize.Height()) );
+
+    SetMinOutputSizePixel(aSize);
+    setPosSizeOnContainee();
+}
+
+void DockingWindow::setPosSizeOnContainee()
+{
+    Size aSize = GetOutputSizePixel();
+
+    // Don't make the border width accessible via get_border_width(),
+    // otherwise the floating window will handle the border as well.
+    sal_Int32 nBorderWidth = mpWindowImpl->mnBorderWidth;
+
+    aSize.AdjustWidth( -(2 * nBorderWidth) );
+    aSize.AdjustHeight( -(2 * nBorderWidth) );
+
+    Window* pBox = GetWindow(GetWindowType::FirstChild);
+    assert(pBox);
+    VclContainer::setLayoutAllocation(*pBox, Point(nBorderWidth, nBorderWidth), aSize);
+}
+
+Size DockingWindow::GetOptimalSize() const
+{
+    if (!isLayoutEnabled())
+        return Window::GetOptimalSize();
+
+    Size aSize = VclContainer::getLayoutRequisition(*GetWindow(GetWindowType::FirstChild));
+
+    // Don't make the border width accessible via get_border_width(),
+    // otherwise the floating window will handle the border as well.
+    sal_Int32 nBorderWidth = mpWindowImpl->mnBorderWidth;
+
+    aSize.AdjustHeight(2 * nBorderWidth );
+    aSize.AdjustWidth(2 * nBorderWidth );
+
+    return aSize;
+}
+
+void DockingWindow::queue_resize(StateChangedType eReason)
+{
+    bool bTriggerLayout = true;
+    if (maLayoutIdle.IsActive() || mbIsCalculatingInitialLayoutSize)
+    {
+        bTriggerLayout = false;
+    }
+    if (!isLayoutEnabled())
+    {
+        bTriggerLayout = false;
+    }
+    if (bTriggerLayout)
+    {
+        InvalidateSizeCache();
+        maLayoutIdle.Start();
+    }
+    vcl::Window::queue_resize(eReason);
+}
+
+IMPL_LINK_NOARG(DockingWindow, ImplHandleLayoutTimerHdl, Timer*, void)
+{
+    if (!isLayoutEnabled())
+    {
+        SAL_WARN_IF(GetWindow(GetWindowType::FirstChild), "vcl.layout", "DockingWindow has become non-layout because extra children have been added directly to it.");
+        return;
+    }
+    setPosSizeOnContainee();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */