+ // updatergn is always already clipped to our boundaries
+ WindowRef window = GetMacRootWindow() ;
+ // ownUpdateRgn is the area that this window has to invalidate i.e. its own area without its children
+ RgnHandle ownUpdateRgn = NewRgn() ;
+ CopyRgn( updatergn , ownUpdateRgn ) ;
+
+ {
+ wxMacDrawingHelper focus( this ) ; // was client
+ if ( focus.Ok() )
+ {
+ WindowRef window = GetMacRootWindow() ;
+ bool eraseBackground = false ;
+ if ( m_macWindowData )
+ eraseBackground = true ;
+ if ( m_backgroundColour == wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE) )
+ {
+ UMASetThemeWindowBackground( window , kThemeBrushDocumentWindowBackground , false ) ;
+ }
+ else if ( m_backgroundColour == wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE ) )
+ {
+ // on mac we have the difficult situation, that 3dface gray can be different colours, depending whether
+ // it is on a notebook panel or not, in order to take care of that we walk up the hierarchy until we have
+ // either a non gray background color or a non control window
+
+
+ wxWindowMac* parent = GetParent() ;
+ while( parent )
+ {
+ if ( parent->GetMacRootWindow() != window )
+ {
+ // we are in a different window on the mac system
+ parent = NULL ;
+ break ;
+ }
+
+ if( parent->IsKindOf( CLASSINFO( wxControl ) ) && ((wxControl*)parent)->GetMacControl() )
+ {
+ if ( parent->m_backgroundColour != wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE ) )
+ {
+ // if we have any other colours in the hierarchy
+ RGBBackColor( &parent->m_backgroundColour.GetPixel()) ;
+ break ;
+ }
+ // if we have the normal colours in the hierarchy but another control etc. -> use it's background
+ if ( parent->IsKindOf( CLASSINFO( wxNotebook ) ) || parent->IsKindOf( CLASSINFO( wxTabCtrl ) ))
+ {
+ Rect box ;
+ GetRegionBounds( updatergn , &box) ;
+ UMAApplyThemeBackground(kThemeBackgroundTabPane, &box , kThemeStateActive,8,true);
+ break ;
+ }
+ }
+ else
+ {
+ parent = NULL ;
+ break ;
+ }
+ parent = parent->GetParent() ;
+ }
+ if ( !parent )
+ {
+ // if there is nothing special -> use default
+ UMASetThemeWindowBackground( window , kThemeBrushDialogBackgroundActive , false ) ;
+ }
+ }
+ else
+ {
+ RGBBackColor( &m_backgroundColour.GetPixel()) ;
+ }
+ // subtract all non transparent children from updatergn
+
+ RgnHandle childarea = NewRgn() ;
+ for (wxNode *node = GetChildren().First(); node; node = node->Next())
+ {
+ wxWindowMac *child = (wxWindowMac*)node->Data();
+ // eventually test for transparent windows
+ if ( child->GetMacRootWindow() == window && child->IsShown() )
+ {
+ if ( child->GetBackgroundColour() != m_backgroundColour && !child->IsKindOf( CLASSINFO( wxControl ) ) && ((wxControl*)child)->GetMacControl() )
+ {
+ SetRectRgn( childarea , child->m_x , child->m_y , child->m_x + child->m_width , child->m_y + child->m_height ) ;
+ DiffRgn( ownUpdateRgn , childarea , ownUpdateRgn ) ;
+ }
+ }
+ }
+ DisposeRgn( childarea ) ;
+
+ if ( GetParent() && m_backgroundColour != GetParent()->GetBackgroundColour() )
+ eraseBackground = true ;
+ SetClip( ownUpdateRgn ) ;
+ if ( m_macEraseOnRedraw ) {
+ if ( eraseBackground )
+ {
+ EraseRgn( ownUpdateRgn ) ;
+ }
+ }
+ else {
+ m_macEraseOnRedraw = true ;
+ }
+ }
+
+ {
+ RgnHandle newupdate = NewRgn() ;
+ wxSize point = GetClientSize() ;
+ wxPoint origin = GetClientAreaOrigin() ;
+
+ SetRectRgn( newupdate , origin.x , origin.y , origin.x + point.x , origin.y+point.y ) ;
+ SectRgn( newupdate , ownUpdateRgn , newupdate ) ;
+ OffsetRgn( newupdate , -origin.x , -origin.y ) ;
+ m_updateRegion = newupdate ;
+ DisposeRgn( newupdate ) ;
+ }
+
+ MacPaintBorders() ;
+ wxPaintEvent event;
+ event.m_timeStamp = time ;
+ event.SetEventObject(this);
+ GetEventHandler()->ProcessEvent(event);
+ }
+
+
+ RgnHandle childupdate = NewRgn() ;
+
+ for (wxNode *node = GetChildren().First(); node; node = node->Next())
+ {
+ wxWindowMac *child = (wxWindowMac*)node->Data();
+ SetRectRgn( childupdate , child->m_x , child->m_y , child->m_x + child->m_width , child->m_y + child->m_height ) ;
+ SectRgn( childupdate , updatergn , childupdate ) ;
+ OffsetRgn( childupdate , -child->m_x , -child->m_y ) ;
+ if ( child->GetMacRootWindow() == window && child->IsShown() && !EmptyRgn( childupdate ) )
+ {
+ // because dialogs may also be children
+ child->MacRedraw( childupdate , time ) ;
+ }
+ }
+ DisposeRgn( childupdate ) ;
+ // eventually a draw grow box here