vcl: move clipping functions from window.cxx into clipping.cxx
Change-Id: I2a2c3d6283c962bba2994de04bbd869a79fc2eca
This commit is contained in:
Chris Sherlock
parent
7b545001a1
commit
467a0d624d
@ -18,12 +18,16 @@
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*/
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#include <vcl/window.hxx>
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#include <vcl/virdev.hxx>
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#include <sal/types.h>
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#include <salobj.hxx>
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#include <window.h>
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#define IMPL_MAXSAVEBACKSIZE (640*480)
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#define IMPL_MAXALLSAVEBACKSIZE (800*600*2)
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void Window::InitClipRegion()
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{
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DBG_TESTSOLARMUTEX();
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@ -792,4 +796,175 @@ bool Window::ImplIsWindowInFront( const Window* pTestWindow ) const
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return false;
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}
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void Window::SaveBackground( const Point& rPos, const Size& rSize,
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const Point& rDestOff, VirtualDevice& rSaveDevice )
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{
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if ( mpWindowImpl->mpPaintRegion )
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{
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Region aClip( *mpWindowImpl->mpPaintRegion );
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const Point aPixPos( LogicToPixel( rPos ) );
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aClip.Move( -mnOutOffX, -mnOutOffY );
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aClip.Intersect( Rectangle( aPixPos, LogicToPixel( rSize ) ) );
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if ( !aClip.IsEmpty() )
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{
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const Region aOldClip( rSaveDevice.GetClipRegion() );
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const Point aPixOffset( rSaveDevice.LogicToPixel( rDestOff ) );
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const bool bMap = rSaveDevice.IsMapModeEnabled();
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// move clip region to have the same distance to DestOffset
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aClip.Move( aPixOffset.X() - aPixPos.X(), aPixOffset.Y() - aPixPos.Y() );
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// set pixel clip region
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rSaveDevice.EnableMapMode( false );
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rSaveDevice.SetClipRegion( aClip );
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rSaveDevice.EnableMapMode( bMap );
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rSaveDevice.DrawOutDev( rDestOff, rSize, rPos, rSize, *this );
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rSaveDevice.SetClipRegion( aOldClip );
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}
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}
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else
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rSaveDevice.DrawOutDev( rDestOff, rSize, rPos, rSize, *this );
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}
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void Window::ImplSaveOverlapBackground()
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{
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DBG_ASSERT( !mpWindowImpl->mpOverlapData->mpSaveBackDev, "Window::ImplSaveOverlapBackground() - Background already saved" );
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if ( !mpWindowImpl->mbFrame )
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{
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sal_uLong nSaveBackSize = mnOutWidth*mnOutHeight;
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if ( nSaveBackSize <= IMPL_MAXSAVEBACKSIZE )
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{
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if ( nSaveBackSize+mpWindowImpl->mpFrameData->mnAllSaveBackSize <= IMPL_MAXALLSAVEBACKSIZE )
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{
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Size aOutSize( mnOutWidth, mnOutHeight );
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mpWindowImpl->mpOverlapData->mpSaveBackDev = new VirtualDevice( *mpWindowImpl->mpFrameWindow );
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if ( mpWindowImpl->mpOverlapData->mpSaveBackDev->SetOutputSizePixel( aOutSize ) )
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{
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mpWindowImpl->mpFrameWindow->ImplUpdateAll();
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if ( mpWindowImpl->mbInitWinClipRegion )
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ImplInitWinClipRegion();
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mpWindowImpl->mpOverlapData->mnSaveBackSize = nSaveBackSize;
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mpWindowImpl->mpFrameData->mnAllSaveBackSize += nSaveBackSize;
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Point aDevPt;
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OutputDevice *pOutDev = mpWindowImpl->mpFrameWindow->GetOutDev();
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pOutDev->ImplGetFrameDev( Point( mnOutOffX, mnOutOffY ),
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aDevPt, aOutSize,
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*(mpWindowImpl->mpOverlapData->mpSaveBackDev) );
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mpWindowImpl->mpOverlapData->mpNextBackWin = mpWindowImpl->mpFrameData->mpFirstBackWin;
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mpWindowImpl->mpFrameData->mpFirstBackWin = this;
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}
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else
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{
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delete mpWindowImpl->mpOverlapData->mpSaveBackDev;
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mpWindowImpl->mpOverlapData->mpSaveBackDev = NULL;
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}
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}
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}
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}
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}
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bool Window::ImplRestoreOverlapBackground( Region& rInvRegion )
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{
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if ( mpWindowImpl->mpOverlapData->mpSaveBackDev )
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{
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if ( mpWindowImpl->mbInitWinClipRegion )
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ImplInitWinClipRegion();
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if ( mpWindowImpl->mpOverlapData->mpSaveBackDev )
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{
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Point aDevPt;
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Point aDestPt( mnOutOffX, mnOutOffY );
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Size aDevSize = mpWindowImpl->mpOverlapData->mpSaveBackDev->GetOutputSizePixel();
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OutputDevice *pOutDev = mpWindowImpl->mpFrameWindow->GetOutDev();
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if ( mpWindowImpl->mpOverlapData->mpSaveBackRgn )
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{
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mpWindowImpl->mpOverlapData->mpSaveBackRgn->Intersect( mpWindowImpl->maWinClipRegion );
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rInvRegion = mpWindowImpl->maWinClipRegion;
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rInvRegion.Exclude( *mpWindowImpl->mpOverlapData->mpSaveBackRgn );
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pOutDev->ImplDrawFrameDev( aDestPt, aDevPt, aDevSize,
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*(mpWindowImpl->mpOverlapData->mpSaveBackDev),
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*mpWindowImpl->mpOverlapData->mpSaveBackRgn );
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}
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else
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{
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pOutDev->ImplDrawFrameDev( aDestPt, aDevPt, aDevSize,
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*(mpWindowImpl->mpOverlapData->mpSaveBackDev),
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mpWindowImpl->maWinClipRegion );
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}
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ImplDeleteOverlapBackground();
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}
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return true;
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}
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return false;
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}
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void Window::ImplDeleteOverlapBackground()
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{
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if ( mpWindowImpl->mpOverlapData->mpSaveBackDev )
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{
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mpWindowImpl->mpFrameData->mnAllSaveBackSize -= mpWindowImpl->mpOverlapData->mnSaveBackSize;
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delete mpWindowImpl->mpOverlapData->mpSaveBackDev;
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mpWindowImpl->mpOverlapData->mpSaveBackDev = NULL;
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if ( mpWindowImpl->mpOverlapData->mpSaveBackRgn )
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{
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delete mpWindowImpl->mpOverlapData->mpSaveBackRgn;
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mpWindowImpl->mpOverlapData->mpSaveBackRgn = NULL;
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}
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// remove window from the list
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if ( mpWindowImpl->mpFrameData->mpFirstBackWin == this )
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mpWindowImpl->mpFrameData->mpFirstBackWin = mpWindowImpl->mpOverlapData->mpNextBackWin;
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else
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{
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Window* pTemp = mpWindowImpl->mpFrameData->mpFirstBackWin;
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while ( pTemp->mpWindowImpl->mpOverlapData->mpNextBackWin != this )
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pTemp = pTemp->mpWindowImpl->mpOverlapData->mpNextBackWin;
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pTemp->mpWindowImpl->mpOverlapData->mpNextBackWin = mpWindowImpl->mpOverlapData->mpNextBackWin;
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}
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mpWindowImpl->mpOverlapData->mpNextBackWin = NULL;
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}
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}
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void Window::ImplInvalidateAllOverlapBackgrounds()
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{
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Window* pWindow = mpWindowImpl->mpFrameData->mpFirstBackWin;
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while ( pWindow )
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{
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// remember next window here already, as this window could
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// be removed within the next if clause from the list
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Window* pNext = pWindow->mpWindowImpl->mpOverlapData->mpNextBackWin;
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if ( ImplIsWindowInFront( pWindow ) )
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{
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Rectangle aRect1( Point( mnOutOffX, mnOutOffY ),
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Size( mnOutWidth, mnOutHeight ) );
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Rectangle aRect2( Point( pWindow->mnOutOffX, pWindow->mnOutOffY ),
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Size( pWindow->mnOutWidth, pWindow->mnOutHeight ) );
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aRect1.Intersection( aRect2 );
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if ( !aRect1.IsEmpty() )
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{
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if ( !pWindow->mpWindowImpl->mpOverlapData->mpSaveBackRgn )
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pWindow->mpWindowImpl->mpOverlapData->mpSaveBackRgn = new Region( aRect2 );
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pWindow->mpWindowImpl->mpOverlapData->mpSaveBackRgn->Exclude( aRect1 );
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if ( pWindow->mpWindowImpl->mpOverlapData->mpSaveBackRgn->IsEmpty() )
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pWindow->ImplDeleteOverlapBackground();
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}
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}
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pWindow = pNext;
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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@ -52,6 +52,14 @@ struct ImplCalcToTopData
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Region* mpInvalidateRegion;
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};
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Window* Window::ImplGetTopmostFrameWindow()
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{
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Window *pTopmostParent = this;
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while( pTopmostParent->ImplGetParent() )
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pTopmostParent = pTopmostParent->ImplGetParent();
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return pTopmostParent->mpWindowImpl->mpFrameWindow;
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}
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void Window::ImplInsertWindow( Window* pParent )
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{
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mpWindowImpl->mpParent = pParent;
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@ -47,147 +47,6 @@
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using namespace com::sun::star;
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#define IMPL_MAXSAVEBACKSIZE (640*480)
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#define IMPL_MAXALLSAVEBACKSIZE (800*600*2)
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void Window::ImplSaveOverlapBackground()
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{
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DBG_ASSERT( !mpWindowImpl->mpOverlapData->mpSaveBackDev, "Window::ImplSaveOverlapBackground() - Background already saved" );
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if ( !mpWindowImpl->mbFrame )
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{
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sal_uLong nSaveBackSize = mnOutWidth*mnOutHeight;
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if ( nSaveBackSize <= IMPL_MAXSAVEBACKSIZE )
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{
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if ( nSaveBackSize+mpWindowImpl->mpFrameData->mnAllSaveBackSize <= IMPL_MAXALLSAVEBACKSIZE )
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{
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Size aOutSize( mnOutWidth, mnOutHeight );
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mpWindowImpl->mpOverlapData->mpSaveBackDev = new VirtualDevice( *mpWindowImpl->mpFrameWindow );
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if ( mpWindowImpl->mpOverlapData->mpSaveBackDev->SetOutputSizePixel( aOutSize ) )
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{
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mpWindowImpl->mpFrameWindow->ImplUpdateAll();
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if ( mpWindowImpl->mbInitWinClipRegion )
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ImplInitWinClipRegion();
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mpWindowImpl->mpOverlapData->mnSaveBackSize = nSaveBackSize;
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mpWindowImpl->mpFrameData->mnAllSaveBackSize += nSaveBackSize;
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Point aDevPt;
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OutputDevice *pOutDev = mpWindowImpl->mpFrameWindow->GetOutDev();
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pOutDev->ImplGetFrameDev( Point( mnOutOffX, mnOutOffY ),
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aDevPt, aOutSize,
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*(mpWindowImpl->mpOverlapData->mpSaveBackDev) );
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mpWindowImpl->mpOverlapData->mpNextBackWin = mpWindowImpl->mpFrameData->mpFirstBackWin;
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mpWindowImpl->mpFrameData->mpFirstBackWin = this;
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}
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else
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{
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delete mpWindowImpl->mpOverlapData->mpSaveBackDev;
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mpWindowImpl->mpOverlapData->mpSaveBackDev = NULL;
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}
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}
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}
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}
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}
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bool Window::ImplRestoreOverlapBackground( Region& rInvRegion )
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{
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if ( mpWindowImpl->mpOverlapData->mpSaveBackDev )
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{
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if ( mpWindowImpl->mbInitWinClipRegion )
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ImplInitWinClipRegion();
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if ( mpWindowImpl->mpOverlapData->mpSaveBackDev )
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{
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Point aDevPt;
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Point aDestPt( mnOutOffX, mnOutOffY );
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Size aDevSize = mpWindowImpl->mpOverlapData->mpSaveBackDev->GetOutputSizePixel();
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OutputDevice *pOutDev = mpWindowImpl->mpFrameWindow->GetOutDev();
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if ( mpWindowImpl->mpOverlapData->mpSaveBackRgn )
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{
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mpWindowImpl->mpOverlapData->mpSaveBackRgn->Intersect( mpWindowImpl->maWinClipRegion );
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rInvRegion = mpWindowImpl->maWinClipRegion;
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rInvRegion.Exclude( *mpWindowImpl->mpOverlapData->mpSaveBackRgn );
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pOutDev->ImplDrawFrameDev( aDestPt, aDevPt, aDevSize,
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*(mpWindowImpl->mpOverlapData->mpSaveBackDev),
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*mpWindowImpl->mpOverlapData->mpSaveBackRgn );
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}
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else
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{
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pOutDev->ImplDrawFrameDev( aDestPt, aDevPt, aDevSize,
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*(mpWindowImpl->mpOverlapData->mpSaveBackDev),
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mpWindowImpl->maWinClipRegion );
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}
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ImplDeleteOverlapBackground();
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}
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return true;
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}
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return false;
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}
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void Window::ImplDeleteOverlapBackground()
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{
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if ( mpWindowImpl->mpOverlapData->mpSaveBackDev )
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{
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mpWindowImpl->mpFrameData->mnAllSaveBackSize -= mpWindowImpl->mpOverlapData->mnSaveBackSize;
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delete mpWindowImpl->mpOverlapData->mpSaveBackDev;
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mpWindowImpl->mpOverlapData->mpSaveBackDev = NULL;
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if ( mpWindowImpl->mpOverlapData->mpSaveBackRgn )
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{
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delete mpWindowImpl->mpOverlapData->mpSaveBackRgn;
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mpWindowImpl->mpOverlapData->mpSaveBackRgn = NULL;
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}
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// remove window from the list
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if ( mpWindowImpl->mpFrameData->mpFirstBackWin == this )
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mpWindowImpl->mpFrameData->mpFirstBackWin = mpWindowImpl->mpOverlapData->mpNextBackWin;
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else
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{
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Window* pTemp = mpWindowImpl->mpFrameData->mpFirstBackWin;
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while ( pTemp->mpWindowImpl->mpOverlapData->mpNextBackWin != this )
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pTemp = pTemp->mpWindowImpl->mpOverlapData->mpNextBackWin;
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pTemp->mpWindowImpl->mpOverlapData->mpNextBackWin = mpWindowImpl->mpOverlapData->mpNextBackWin;
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}
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mpWindowImpl->mpOverlapData->mpNextBackWin = NULL;
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}
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}
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void Window::ImplInvalidateAllOverlapBackgrounds()
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{
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Window* pWindow = mpWindowImpl->mpFrameData->mpFirstBackWin;
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while ( pWindow )
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{
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// remember next window here already, as this window could
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// be removed within the next if clause from the list
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Window* pNext = pWindow->mpWindowImpl->mpOverlapData->mpNextBackWin;
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if ( ImplIsWindowInFront( pWindow ) )
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{
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Rectangle aRect1( Point( mnOutOffX, mnOutOffY ),
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Size( mnOutWidth, mnOutHeight ) );
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Rectangle aRect2( Point( pWindow->mnOutOffX, pWindow->mnOutOffY ),
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Size( pWindow->mnOutWidth, pWindow->mnOutHeight ) );
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aRect1.Intersection( aRect2 );
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if ( !aRect1.IsEmpty() )
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{
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if ( !pWindow->mpWindowImpl->mpOverlapData->mpSaveBackRgn )
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pWindow->mpWindowImpl->mpOverlapData->mpSaveBackRgn = new Region( aRect2 );
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pWindow->mpWindowImpl->mpOverlapData->mpSaveBackRgn->Exclude( aRect1 );
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if ( pWindow->mpWindowImpl->mpOverlapData->mpSaveBackRgn->IsEmpty() )
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pWindow->ImplDeleteOverlapBackground();
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}
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}
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pWindow = pNext;
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}
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}
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void Window::ShowFocus( const Rectangle& rRect )
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{
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if( mpWindowImpl->mbInShowFocus )
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@ -611,38 +470,6 @@ void Window::EndAutoScroll()
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}
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}
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void Window::SaveBackground( const Point& rPos, const Size& rSize,
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const Point& rDestOff, VirtualDevice& rSaveDevice )
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{
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if ( mpWindowImpl->mpPaintRegion )
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{
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Region aClip( *mpWindowImpl->mpPaintRegion );
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const Point aPixPos( LogicToPixel( rPos ) );
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aClip.Move( -mnOutOffX, -mnOutOffY );
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aClip.Intersect( Rectangle( aPixPos, LogicToPixel( rSize ) ) );
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if ( !aClip.IsEmpty() )
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{
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const Region aOldClip( rSaveDevice.GetClipRegion() );
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const Point aPixOffset( rSaveDevice.LogicToPixel( rDestOff ) );
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const bool bMap = rSaveDevice.IsMapModeEnabled();
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// move clip region to have the same distance to DestOffset
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aClip.Move( aPixOffset.X() - aPixPos.X(), aPixOffset.Y() - aPixPos.Y() );
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// set pixel clip region
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rSaveDevice.EnableMapMode( false );
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rSaveDevice.SetClipRegion( aClip );
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rSaveDevice.EnableMapMode( bMap );
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rSaveDevice.DrawOutDev( rDestOff, rSize, rPos, rSize, *this );
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rSaveDevice.SetClipRegion( aOldClip );
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}
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}
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else
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rSaveDevice.DrawOutDev( rDestOff, rSize, rPos, rSize, *this );
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}
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sal_uIntPtr Window::SaveFocus()
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{
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ImplSVData* pSVData = ImplGetSVData();
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@ -1112,14 +939,6 @@ void Window::EnableDocking( bool bEnable )
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return ImplGetTopmostFrameWindow()->mpWindowImpl->mpFrameData->maOwnerDrawList;
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}
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Window* Window::ImplGetTopmostFrameWindow()
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{
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Window *pTopmostParent = this;
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while( pTopmostParent->ImplGetParent() )
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pTopmostParent = pTopmostParent->ImplGetParent();
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return pTopmostParent->mpWindowImpl->mpFrameWindow;
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}
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void Window::SetHelpId( const OString& rHelpId )
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{
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mpWindowImpl->maHelpId = rHelpId;
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