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, 674 insertions, 0 deletions

diff --git a/avmedia/source/viewer/mediawindow_impl.cxx b/avmedia/source/viewer/mediawindow_impl.cxx
new file mode 100644
index 000000000..a12ed42d4
--- /dev/null
+++ b/avmedia/source/viewer/mediawindow_impl.cxx
@@ -0,0 +1,674 @@
+/* -*- 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 <iostream>
+#include "mediawindow_impl.hxx"
+#include "mediaevent_impl.hxx"
+#include <mediamisc.hxx>
+#include <bitmaps.hlst>
+#include <helpids.h>
+
+#include <algorithm>
+#include <string_view>
+
+#include <sal/log.hxx>
+#include <comphelper/processfactory.hxx>
+#include <tools/diagnose_ex.h>
+#include <comphelper/scopeguard.hxx>
+#include <tools/urlobj.hxx>
+#include <unotools/securityoptions.hxx>
+#include <vcl/bitmapex.hxx>
+#include <vcl/sysdata.hxx>
+#include <vcl/commandevent.hxx>
+#include <vcl/event.hxx>
+#include <vcl/ptrstyle.hxx>
+#include <vcl/svapp.hxx>
+
+#include <com/sun/star/awt/SystemPointer.hpp>
+#include <com/sun/star/lang/XComponent.hpp>
+#include <com/sun/star/media/XManager.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+using namespace ::com::sun::star;
+
+namespace avmedia::priv {
+
+MediaWindowControl::MediaWindowControl(vcl::Window* pParent)
+    : MediaControl(pParent, MediaControlStyle::MultiLine)
+{
+}
+
+void MediaWindowControl::update()
+{
+    MediaItem aItem;
+
+    static_cast< MediaWindowImpl* >( GetParent() )->updateMediaItem( aItem );
+    setState(aItem);
+}
+
+void MediaWindowControl::execute(const MediaItem& rItem)
+{
+    static_cast<MediaWindowImpl*>(GetParent())->executeMediaItem(rItem);
+}
+
+MediaChildWindow::MediaChildWindow(vcl::Window* pParent)
+    : SystemChildWindow(pParent, WB_CLIPCHILDREN)
+{
+}
+
+void MediaChildWindow::MouseMove( const MouseEvent& rMEvt )
+{
+    const MouseEvent aTransformedEvent( GetParent()->ScreenToOutputPixel( OutputToScreenPixel( rMEvt.GetPosPixel() ) ),
+                                          rMEvt.GetClicks(), rMEvt.GetMode(), rMEvt.GetButtons(), rMEvt.GetModifier() );
+
+    SystemChildWindow::MouseMove( rMEvt );
+    GetParent()->MouseMove( aTransformedEvent );
+}
+
+void MediaChildWindow::MouseButtonDown( const MouseEvent& rMEvt )
+{
+    const MouseEvent aTransformedEvent( GetParent()->ScreenToOutputPixel( OutputToScreenPixel( rMEvt.GetPosPixel() ) ),
+                                          rMEvt.GetClicks(), rMEvt.GetMode(), rMEvt.GetButtons(), rMEvt.GetModifier() );
+
+    SystemChildWindow::MouseButtonDown( rMEvt );
+    GetParent()->MouseButtonDown( aTransformedEvent );
+}
+
+void MediaChildWindow::MouseButtonUp( const MouseEvent& rMEvt )
+{
+    const MouseEvent aTransformedEvent( GetParent()->ScreenToOutputPixel( OutputToScreenPixel( rMEvt.GetPosPixel() ) ),
+                                          rMEvt.GetClicks(), rMEvt.GetMode(), rMEvt.GetButtons(), rMEvt.GetModifier() );
+
+    SystemChildWindow::MouseButtonUp( rMEvt );
+    GetParent()->MouseButtonUp( aTransformedEvent );
+}
+
+void MediaChildWindow::KeyInput( const KeyEvent& rKEvt )
+{
+    SystemChildWindow::KeyInput( rKEvt );
+    GetParent()->KeyInput( rKEvt );
+}
+
+void MediaChildWindow::KeyUp( const KeyEvent& rKEvt )
+{
+    SystemChildWindow::KeyUp( rKEvt );
+    GetParent()->KeyUp( rKEvt );
+}
+
+void MediaChildWindow::Command( const CommandEvent& rCEvt )
+{
+    const CommandEvent aTransformedEvent( GetParent()->ScreenToOutputPixel( OutputToScreenPixel( rCEvt.GetMousePosPixel() ) ),
+                                          rCEvt.GetCommand(), rCEvt.IsMouseEvent(), rCEvt.GetEventData() );
+
+    SystemChildWindow::Command( rCEvt );
+    GetParent()->Command( aTransformedEvent );
+}
+
+MediaWindowImpl::MediaWindowImpl(vcl::Window* pParent, MediaWindow* pMediaWindow, bool bInternalMediaControl)
+    : Control(pParent)
+    , DropTargetHelper(this)
+    , DragSourceHelper(this)
+    , mpMediaWindow(pMediaWindow)
+    , mpMediaWindowControl(bInternalMediaControl ? VclPtr<MediaWindowControl>::Create(this) : nullptr)
+{
+    if (mpMediaWindowControl)
+    {
+        mpMediaWindowControl->SetSizePixel(mpMediaWindowControl->GetOptimalSize());
+        mpMediaWindowControl->Show();
+    }
+}
+
+MediaWindowImpl::~MediaWindowImpl()
+{
+    disposeOnce();
+}
+
+void MediaWindowImpl::dispose()
+{
+    if (mxEvents.is())
+        mxEvents->cleanUp();
+
+    if (mxPlayerWindow.is())
+    {
+        mxPlayerWindow->removeKeyListener( uno::Reference< awt::XKeyListener >( mxEvents ) );
+        mxPlayerWindow->removeMouseListener( uno::Reference< awt::XMouseListener >( mxEvents ) );
+        mxPlayerWindow->removeMouseMotionListener( uno::Reference< awt::XMouseMotionListener >( mxEvents ) );
+        mxPlayerWindow->dispose();
+        mxPlayerWindow.clear();
+    }
+
+    uno::Reference< lang::XComponent > xComponent( mxPlayer, uno::UNO_QUERY );
+    if (xComponent.is()) // this stops the player
+        xComponent->dispose();
+
+    mxPlayer.clear();
+
+    mpMediaWindow = nullptr;
+
+    mpEmptyBmpEx.reset();
+    mpAudioBmpEx.reset();
+    mpMediaWindowControl.disposeAndClear();
+    mpChildWindow.disposeAndClear();
+
+    Control::dispose();
+}
+
+uno::Reference<media::XPlayer> MediaWindowImpl::createPlayer(const OUString& rURL, const OUString& rReferer, const OUString* pMimeType)
+{
+    uno::Reference<media::XPlayer> xPlayer;
+
+    if( rURL.isEmpty() )
+        return xPlayer;
+
+    if (SvtSecurityOptions::isUntrustedReferer(rReferer))
+    {
+        return xPlayer;
+    }
+
+    if (!pMimeType || *pMimeType == AVMEDIA_MIMETYPE_COMMON)
+    {
+        uno::Reference<uno::XComponentContext> xContext(::comphelper::getProcessComponentContext());
+        if (Application::GetToolkitName() == "gtk4")
+            xPlayer = createPlayer(rURL, "com.sun.star.comp.avmedia.Manager_Gtk", xContext);
+        else
+            xPlayer = createPlayer(rURL, AVMEDIA_MANAGER_SERVICE_NAME, xContext);
+    }
+
+    return xPlayer;
+}
+
+uno::Reference< media::XPlayer > MediaWindowImpl::createPlayer(
+    const OUString& rURL, const OUString& rManagerServName,
+    const uno::Reference< uno::XComponentContext >& xContext)
+{
+    uno::Reference< media::XPlayer > xPlayer;
+    try
+    {
+        uno::Reference< media::XManager > xManager (
+            xContext->getServiceManager()->createInstanceWithContext(rManagerServName, xContext),
+            uno::UNO_QUERY );
+        if( xManager.is() )
+            xPlayer = xManager->createPlayer( rURL );
+        else
+            SAL_INFO( "avmedia", "failed to create media player service " << rManagerServName );
+    } catch ( const uno::Exception & )
+    {
+        TOOLS_WARN_EXCEPTION( "avmedia", "couldn't create media player " << rManagerServName);
+    }
+    return xPlayer;
+}
+
+void MediaWindowImpl::setURL( const OUString& rURL,
+        OUString const& rTempURL, OUString const& rReferer)
+{
+    maReferer = rReferer;
+    if( rURL == getURL() )
+        return;
+
+    if( mxPlayer.is() )
+        mxPlayer->stop();
+
+    if( mxPlayerWindow.is() )
+    {
+        mxPlayerWindow->setVisible( false );
+        mxPlayerWindow.clear();
+    }
+
+    mxPlayer.clear();
+    mTempFileURL.clear();
+
+    if (!rTempURL.isEmpty())
+    {
+        maFileURL = rURL;
+        mTempFileURL = rTempURL;
+    }
+    else
+    {
+        INetURLObject aURL( rURL );
+
+        if (aURL.GetProtocol() != INetProtocol::NotValid)
+            maFileURL = aURL.GetMainURL(INetURLObject::DecodeMechanism::Unambiguous);
+        else
+            maFileURL = rURL;
+    }
+
+    mxPlayer = createPlayer((!mTempFileURL.isEmpty()) ? mTempFileURL : maFileURL, rReferer, &m_sMimeType );
+    onURLChanged();
+}
+
+const OUString& MediaWindowImpl::getURL() const
+{
+    return maFileURL;
+}
+
+bool MediaWindowImpl::isValid() const
+{
+    return mxPlayer.is();
+}
+
+Size MediaWindowImpl::getPreferredSize() const
+{
+    Size aRet(480, 360);
+
+    if( mxPlayer.is() )
+    {
+        awt::Size aPrefSize( mxPlayer->getPreferredPlayerWindowSize() );
+
+        aRet.setWidth( aPrefSize.Width );
+        aRet.setHeight( aPrefSize.Height );
+    }
+
+    return aRet;
+}
+
+bool MediaWindowImpl::start()
+{
+    return mxPlayer.is() && ( mxPlayer->start(), true );
+}
+
+void MediaWindowImpl::updateMediaItem( MediaItem& rItem ) const
+{
+    if( isPlaying() )
+        rItem.setState( MediaState::Play );
+    else
+        rItem.setState( ( getMediaTime() == 0.0 ) ? MediaState::Stop : MediaState::Pause );
+
+    rItem.setDuration( getDuration() );
+    rItem.setTime( getMediaTime() );
+    rItem.setLoop( mxPlayer.is() && mxPlayer->isPlaybackLoop() );
+    rItem.setMute( mxPlayer.is() && mxPlayer->isMute() );
+    rItem.setVolumeDB( mxPlayer.is() ? mxPlayer->getVolumeDB() : 0 );
+    rItem.setZoom( mxPlayerWindow.is() ? mxPlayerWindow->getZoomLevel() : media::ZoomLevel_NOT_AVAILABLE );
+    rItem.setURL( getURL(), mTempFileURL, maReferer );
+}
+
+void MediaWindowImpl::executeMediaItem( const MediaItem& rItem )
+{
+    mpItem = &rItem;
+    comphelper::ScopeGuard g([this] { this->mpItem = nullptr; });
+
+    const AVMediaSetMask nMaskSet = rItem.getMaskSet();
+
+    // set URL first
+    if (nMaskSet & AVMediaSetMask::URL)
+    {
+        m_sMimeType = rItem.getMimeType();
+        setURL(rItem.getURL(), rItem.getTempURL(), rItem.getReferer());
+    }
+
+    // set different states next
+    if (nMaskSet & AVMediaSetMask::TIME)
+        setMediaTime(std::min(rItem.getTime(), getDuration()));
+
+    if (nMaskSet & AVMediaSetMask::LOOP && mxPlayer.is() )
+        mxPlayer->setPlaybackLoop( rItem.isLoop() );
+
+    if (nMaskSet & AVMediaSetMask::MUTE && mxPlayer.is() )
+        mxPlayer->setMute( rItem.isMute() );
+
+    if (nMaskSet & AVMediaSetMask::VOLUMEDB && mxPlayer.is() )
+        mxPlayer->setVolumeDB( rItem.getVolumeDB() );
+
+    if (nMaskSet & AVMediaSetMask::ZOOM && mxPlayerWindow.is() )
+        mxPlayerWindow->setZoomLevel( rItem.getZoom() );
+
+    // set play state at last
+    if (!(nMaskSet & AVMediaSetMask::STATE))
+        return;
+
+    switch (rItem.getState())
+    {
+        case MediaState::Play:
+        {
+            if (!isPlaying())
+                start();
+        }
+        break;
+
+        case MediaState::Pause:
+        {
+            if (isPlaying())
+                stop();
+        }
+        break;
+
+        case MediaState::Stop:
+        {
+            if (isPlaying())
+            {
+                setMediaTime( 0.0 );
+                stop();
+                setMediaTime( 0.0 );
+            }
+        }
+        break;
+    }
+}
+
+void MediaWindowImpl::stop()
+{
+    if( mxPlayer.is() )
+        mxPlayer->stop();
+}
+
+bool MediaWindowImpl::isPlaying() const
+{
+    return( mxPlayer.is() && mxPlayer->isPlaying() );
+}
+
+double MediaWindowImpl::getDuration() const
+{
+    return( mxPlayer.is() ? mxPlayer->getDuration() : 0.0 );
+}
+
+void MediaWindowImpl::setMediaTime( double fTime )
+{
+    if( mxPlayer.is() )
+        mxPlayer->setMediaTime( fTime );
+}
+
+double MediaWindowImpl::getMediaTime() const
+{
+    return( mxPlayer.is() ? mxPlayer->getMediaTime() : 0.0 );
+}
+
+void MediaWindowImpl::stopPlayingInternal(bool bStop)
+{
+    if (isPlaying())
+    {
+        bStop ? mxPlayer->stop() : mxPlayer->start();
+    }
+}
+
+void MediaWindowImpl::onURLChanged()
+{
+    if (m_sMimeType == AVMEDIA_MIMETYPE_COMMON)
+    {
+        mpChildWindow.disposeAndClear();
+        mpChildWindow.reset(VclPtr<MediaChildWindow>::Create(this));
+    }
+    if (!mpChildWindow)
+        return;
+    mpChildWindow->SetHelpId(HID_AVMEDIA_PLAYERWINDOW);
+    mxEvents = new MediaEventListenersImpl(*mpChildWindow);
+
+    if (mxPlayer.is())
+    {
+        Resize();
+        uno::Reference<media::XPlayerWindow> xPlayerWindow;
+        const Point aPoint;
+        const Size aSize(mpChildWindow->GetSizePixel());
+
+        sal_IntPtr nParentWindowHandle(0);
+        const SystemEnvData* pEnvData = mpChildWindow->GetSystemData();
+        // tdf#139609 gtk doesn't need the handle, and fetching it is undesirable
+        if (!pEnvData || pEnvData->toolkit != SystemEnvData::Toolkit::Gtk)
+            nParentWindowHandle = mpChildWindow->GetParentWindowHandle();
+        uno::Sequence<uno::Any> aArgs{
+            uno::Any(nParentWindowHandle),
+            uno::Any(awt::Rectangle(aPoint.X(), aPoint.Y(), aSize.Width(), aSize.Height())),
+            uno::Any(reinterpret_cast<sal_IntPtr>(mpChildWindow.get())),
+            // Media item contains media properties, e.g. cropping.
+            uno::Any(reinterpret_cast<sal_IntPtr>(mpItem))
+        };
+
+        try
+        {
+            xPlayerWindow = mxPlayer->createPlayerWindow( aArgs );
+        }
+        catch( const uno::RuntimeException& )
+        {
+            // happens eg, on MacOSX where Java frames cannot be created from X11 window handles
+        }
+
+        mxPlayerWindow = xPlayerWindow;
+
+        if( xPlayerWindow.is() )
+        {
+            xPlayerWindow->addKeyListener( uno::Reference< awt::XKeyListener >( mxEvents ) );
+            xPlayerWindow->addMouseListener( uno::Reference< awt::XMouseListener >( mxEvents ) );
+            xPlayerWindow->addMouseMotionListener( uno::Reference< awt::XMouseMotionListener >( mxEvents ) );
+            xPlayerWindow->addFocusListener( uno::Reference< awt::XFocusListener >( mxEvents ) );
+        }
+    }
+    else
+        mxPlayerWindow.clear();
+
+    if( mxPlayerWindow.is() )
+        mpChildWindow->Show();
+    else
+        mpChildWindow->Hide();
+
+    if( mpMediaWindowControl )
+    {
+        MediaItem aItem;
+
+        updateMediaItem( aItem );
+        mpMediaWindowControl->setState( aItem );
+    }
+}
+
+void MediaWindowImpl::setPosSize(const tools::Rectangle& rRect)
+{
+    SetPosSizePixel(rRect.TopLeft(), rRect.GetSize());
+}
+
+void MediaWindowImpl::setPointer(PointerStyle aPointer)
+{
+    SetPointer(aPointer);
+
+    if (mpChildWindow)
+        mpChildWindow->SetPointer(aPointer);
+
+    if (!mxPlayerWindow.is())
+        return;
+
+    sal_Int32 nPointer;
+
+    switch (aPointer)
+    {
+        case PointerStyle::Cross:
+            nPointer = awt::SystemPointer::CROSS;
+            break;
+        case PointerStyle::Hand:
+            nPointer = awt::SystemPointer::HAND;
+            break;
+        case PointerStyle::Move:
+            nPointer = awt::SystemPointer::MOVE;
+            break;
+        case PointerStyle::Wait:
+            nPointer = awt::SystemPointer::WAIT;
+            break;
+        default:
+            nPointer = awt::SystemPointer::ARROW;
+            break;
+    }
+
+    mxPlayerWindow->setPointerType(nPointer);
+}
+
+void MediaWindowImpl::Resize()
+{
+    const Size aCurSize(GetOutputSizePixel());
+    const sal_Int32 nOffset(mpMediaWindowControl ? AVMEDIA_CONTROLOFFSET : 0);
+
+    Size aPlayerWindowSize(aCurSize.Width() - (nOffset << 1),
+                           aCurSize.Height() - (nOffset << 1));
+
+    if (mpMediaWindowControl)
+    {
+        const sal_Int32 nControlHeight = mpMediaWindowControl->GetSizePixel().Height();
+        const sal_Int32 nControlY = std::max(aCurSize.Height() - nControlHeight - nOffset, tools::Long(0));
+
+        aPlayerWindowSize.setHeight( nControlY - (nOffset << 1) );
+        mpMediaWindowControl->SetPosSizePixel(Point(nOffset, nControlY ), Size(aCurSize.Width() - (nOffset << 1), nControlHeight));
+    }
+    if (mpChildWindow)
+        mpChildWindow->SetPosSizePixel(Point(0, 0), aPlayerWindowSize);
+
+    if (mxPlayerWindow.is())
+        mxPlayerWindow->setPosSize(0, 0, aPlayerWindowSize.Width(), aPlayerWindowSize.Height(), 0);
+}
+
+void MediaWindowImpl::StateChanged(StateChangedType eType)
+{
+    if (!mxPlayerWindow.is())
+        return;
+
+    // stop playing when going disabled or hidden
+    switch (eType)
+    {
+        case StateChangedType::Visible:
+        {
+            stopPlayingInternal(!IsVisible());
+            mxPlayerWindow->setVisible(IsVisible());
+        }
+        break;
+
+        case StateChangedType::Enable:
+        {
+            stopPlayingInternal(!IsEnabled());
+            mxPlayerWindow->setEnable(IsEnabled());
+        }
+        break;
+
+        default:
+        break;
+    }
+}
+
+void MediaWindowImpl::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle&)
+{
+    if (mxPlayerWindow.is())
+        mxPlayerWindow->update();
+
+    BitmapEx* pLogo = nullptr;
+
+    if (!mxPlayer.is())
+    {
+        if (!mpEmptyBmpEx)
+            mpEmptyBmpEx.reset(new BitmapEx(AVMEDIA_BMP_EMPTYLOGO));
+
+        pLogo = mpEmptyBmpEx.get();
+    }
+    else if (!mxPlayerWindow.is())
+    {
+        if (!mpAudioBmpEx)
+            mpAudioBmpEx.reset(new BitmapEx(AVMEDIA_BMP_AUDIOLOGO));
+
+        pLogo = mpAudioBmpEx.get();
+    }
+
+    if (!mpChildWindow)
+        return;
+
+    const Point aBasePos(mpChildWindow->GetPosPixel());
+    const tools::Rectangle aVideoRect(aBasePos, mpChildWindow->GetSizePixel());
+
+    if (!pLogo || pLogo->IsEmpty() || aVideoRect.IsEmpty())
+        return;
+
+    Size aLogoSize(pLogo->GetSizePixel());
+    const Color aBackgroundColor(67, 67, 67);
+
+    rRenderContext.SetLineColor(aBackgroundColor);
+    rRenderContext.SetFillColor(aBackgroundColor);
+    rRenderContext.DrawRect(aVideoRect);
+
+    if ((aLogoSize.Width() > aVideoRect.GetWidth() || aLogoSize.Height() > aVideoRect.GetHeight() ) &&
+        (aLogoSize.Height() > 0))
+    {
+        const double fLogoWH = double(aLogoSize.Width()) / aLogoSize.Height();
+
+        if (fLogoWH < (double(aVideoRect.GetWidth()) / aVideoRect.GetHeight()))
+        {
+            aLogoSize.setWidth( tools::Long(aVideoRect.GetHeight() * fLogoWH) );
+            aLogoSize.setHeight( aVideoRect.GetHeight() );
+        }
+        else
+        {
+            aLogoSize.setWidth( aVideoRect.GetWidth() );
+            aLogoSize.setHeight( tools::Long(aVideoRect.GetWidth() / fLogoWH) );
+        }
+    }
+
+    Point aPoint(aBasePos.X() + ((aVideoRect.GetWidth() - aLogoSize.Width()) >> 1),
+                 aBasePos.Y() + ((aVideoRect.GetHeight() - aLogoSize.Height()) >> 1));
+
+    rRenderContext.DrawBitmapEx(aPoint, aLogoSize, *pLogo);
+}
+
+void MediaWindowImpl::GetFocus()
+{
+}
+
+void MediaWindowImpl::MouseMove(const MouseEvent& rMEvt)
+{
+    if (mpMediaWindow)
+        mpMediaWindow->MouseMove(rMEvt);
+}
+
+void MediaWindowImpl::MouseButtonDown(const MouseEvent& rMEvt)
+{
+    if (mpMediaWindow)
+        mpMediaWindow->MouseButtonDown(rMEvt);
+}
+
+void MediaWindowImpl::MouseButtonUp(const MouseEvent& rMEvt)
+{
+    if (mpMediaWindow)
+        mpMediaWindow->MouseButtonUp(rMEvt);
+}
+
+void MediaWindowImpl::KeyInput(const KeyEvent& rKEvt)
+{
+    if (mpMediaWindow)
+        mpMediaWindow->KeyInput(rKEvt);
+}
+
+void MediaWindowImpl::KeyUp(const KeyEvent& rKEvt)
+{
+    if (mpMediaWindow)
+        mpMediaWindow->KeyUp(rKEvt);
+}
+
+void MediaWindowImpl::Command(const CommandEvent& rCEvt)
+{
+    if (mpMediaWindow)
+        mpMediaWindow->Command(rCEvt);
+}
+
+sal_Int8 MediaWindowImpl::AcceptDrop(const AcceptDropEvent& rEvt)
+{
+    return (mpMediaWindow ? mpMediaWindow->AcceptDrop(rEvt) : 0);
+}
+
+sal_Int8 MediaWindowImpl::ExecuteDrop(const ExecuteDropEvent& rEvt)
+{
+    return (mpMediaWindow ? mpMediaWindow->ExecuteDrop(rEvt) : 0);
+}
+
+void MediaWindowImpl::StartDrag(sal_Int8 nAction, const Point& rPosPixel)
+{
+    if (mpMediaWindow)
+        mpMediaWindow->StartDrag(nAction, rPosPixel);
+}
+
+} // namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */