+
+const wxRegion& wxWindowMac::MacGetVisibleRegion()
+{
+ RgnHandle visRgn = NewRgn() ;
+ RgnHandle tempRgn = NewRgn() ;
+
+ SetRectRgn( visRgn , 0 , 0 , m_width , m_height ) ;
+
+ //TODO : as soon as the new scheme has proven to work correctly, move this to wxStaticBox
+ if ( IsKindOf( CLASSINFO( wxStaticBox ) ) )
+ {
+ int borderTop = 14 ;
+ int borderOther = 4 ;
+
+ SetRectRgn( tempRgn , borderOther , borderTop , m_width - borderOther , m_height - borderOther ) ;
+ DiffRgn( visRgn , tempRgn , visRgn ) ;
+ }
+
+ if ( !IsTopLevel() )
+ {
+ wxWindow* parent = GetParent() ;
+ while( parent )
+ {
+ wxSize size = parent->GetSize() ;
+ int x , y ;
+ x = y = 0 ;
+ parent->MacWindowToRootWindow( &x, &y ) ;
+ MacRootWindowToWindow( &x , &y ) ;
+ SetRectRgn( tempRgn , x , y , x + size.x , y + size.y ) ;
+ SectRgn( visRgn , tempRgn , visRgn ) ;
+ if ( parent->IsTopLevel() )
+ break ;
+ parent = parent->GetParent() ;
+ }
+ }
+ if ( GetWindowStyle() & wxCLIP_CHILDREN )
+ {
+ for (wxNode *node = GetChildren().First(); node; node = node->Next())
+ {
+ wxWindowMac *child = (wxWindowMac*)node->Data();
+
+ if ( !child->IsTopLevel() && child->IsShown() )
+ {
+ SetRectRgn( tempRgn , child->m_x , child->m_y , child->m_x + child->m_width , child->m_y + child->m_height ) ;
+ DiffRgn( visRgn , tempRgn , visRgn ) ;
+ }
+ }
+ }
+
+ if ( (GetWindowStyle() & wxCLIP_SIBLINGS) && GetParent() )
+ {
+ bool thisWindowThrough = false ;
+ for (wxNode *node = GetParent()->GetChildren().First(); node; node = node->Next())
+ {
+ wxWindowMac *sibling = (wxWindowMac*)node->Data();
+ if ( sibling == this )
+ {
+ thisWindowThrough = true ;
+ continue ;
+ }
+ if( !thisWindowThrough )
+ {
+ continue ;
+ }
+
+ if ( !sibling->IsTopLevel() && sibling->IsShown() )
+ {
+ SetRectRgn( tempRgn , sibling->m_x - m_x , sibling->m_y - m_y , sibling->m_x + sibling->m_width - m_x , sibling->m_y + sibling->m_height - m_y ) ;
+ DiffRgn( visRgn , tempRgn , visRgn ) ;
+ }
+ }
+ }
+ m_macVisibleRegion = visRgn ;
+ DisposeRgn( visRgn ) ;
+ DisposeRgn( tempRgn ) ;
+ return m_macVisibleRegion ;
+}
+
+void wxWindowMac::MacRedraw( WXHRGN updatergnr , long time, bool erase)
+{
+ RgnHandle updatergn = (RgnHandle) updatergnr ;
+ // updatergn is always already clipped to our boundaries
+ // it is in window coordinates, not in client coordinates
+
+ WindowRef window = (WindowRef) MacGetRootWindow() ;
+
+ {
+ // ownUpdateRgn is the area that this window has to repaint, it is in window coordinates
+ RgnHandle ownUpdateRgn = NewRgn() ;
+ CopyRgn( updatergn , ownUpdateRgn ) ;
+
+ SectRgn( ownUpdateRgn , (RgnHandle) MacGetVisibleRegion().GetWXHRGN() , ownUpdateRgn ) ;
+
+ // newupdate is the update region in client coordinates
+ 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 ) ; // it's been cloned to m_updateRegion
+
+ if ( erase && !EmptyRgn(ownUpdateRgn) )
+ {
+ wxWindowDC dc(this);
+ dc.SetClippingRegion(wxRegion(ownUpdateRgn));
+ wxEraseEvent eevent( GetId(), &dc );
+ eevent.SetEventObject( this );
+ GetEventHandler()->ProcessEvent( eevent );
+
+ wxNcPaintEvent eventNc( GetId() );
+ eventNc.SetEventObject( this );
+ GetEventHandler()->ProcessEvent( eventNc );
+ }
+ DisposeRgn( ownUpdateRgn ) ;
+ if ( !m_updateRegion.Empty() )
+ {
+ wxPaintEvent event;
+ event.m_timeStamp = time ;
+ event.SetEventObject(this);
+ GetEventHandler()->ProcessEvent(event);
+ }
+ }
+
+ // now intersect for each of the children their rect with the updateRgn and call MacRedraw recursively
+
+ RgnHandle childupdate = NewRgn() ;
+ for (wxNode *node = GetChildren().First(); node; node = node->Next())
+ {
+ // calculate the update region for the child windows by intersecting the window rectangle with our own
+ // passed in update region and then offset it to be client-wise window coordinates again
+ 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->MacGetRootWindow() == window && child->IsShown() && !EmptyRgn( childupdate ) )
+ {
+ // because dialogs may also be children
+ child->MacRedraw( childupdate , time , erase ) ;
+ }
+ }
+ DisposeRgn( childupdate ) ;
+ // eventually a draw grow box here
+
+}
+
+WXHWND wxWindowMac::MacGetRootWindow() const
+{
+ wxWindowMac *iter = (wxWindowMac*)this ;
+
+ while( iter )
+ {
+ if ( iter->IsTopLevel() )
+ return ((wxTopLevelWindow*)iter)->MacGetWindowRef() ;
+
+ iter = iter->GetParent() ;
+ }
+ wxASSERT_MSG( 1 , "No valid mac root window" ) ;
+ return NULL ;
+}
+
+void wxWindowMac::MacCreateScrollBars( long style )
+{
+ wxASSERT_MSG( m_vScrollBar == NULL && m_hScrollBar == NULL , "attempt to create window twice" ) ;
+
+ bool hasBoth = ( style & wxVSCROLL ) && ( style & wxHSCROLL ) ;
+ int adjust = hasBoth ? MAC_SCROLLBAR_SIZE - 1: 0 ;
+ int width, height ;
+ GetClientSize( &width , &height ) ;
+
+ wxPoint vPoint(width-MAC_SCROLLBAR_SIZE, 0) ;
+ wxSize vSize(MAC_SCROLLBAR_SIZE, height - adjust) ;
+ wxPoint hPoint(0 , height-MAC_SCROLLBAR_SIZE ) ;
+ wxSize hSize( width - adjust, MAC_SCROLLBAR_SIZE) ;
+
+ m_vScrollBar = new wxScrollBar(this, wxWINDOW_VSCROLL, vPoint,
+ vSize , wxVERTICAL);
+
+ if ( style & wxVSCROLL )
+ {
+
+ }
+ else
+ {
+ m_vScrollBar->Show(false) ;
+ }
+ m_hScrollBar = new wxScrollBar(this, wxWINDOW_HSCROLL, hPoint,
+ hSize , wxHORIZONTAL);
+ if ( style & wxHSCROLL )
+ {
+ }
+ else
+ {
+ m_hScrollBar->Show(false) ;
+ }
+
+ // because the create does not take into account the client area origin
+ MacRepositionScrollBars() ; // we might have a real position shift
+}
+
+void wxWindowMac::MacRepositionScrollBars()
+{
+ bool hasBoth = ( m_hScrollBar && m_hScrollBar->IsShown()) && ( m_vScrollBar && m_vScrollBar->IsShown()) ;
+ int adjust = hasBoth ? MAC_SCROLLBAR_SIZE - 1 : 0 ;
+
+ // get real client area
+
+ int width = m_width ;
+ int height = m_height ;
+
+ width -= MacGetLeftBorderSize() + MacGetRightBorderSize();
+ height -= MacGetTopBorderSize() + MacGetBottomBorderSize();
+
+ wxPoint vPoint(width-MAC_SCROLLBAR_SIZE, 0) ;
+ wxSize vSize(MAC_SCROLLBAR_SIZE, height - adjust) ;
+ wxPoint hPoint(0 , height-MAC_SCROLLBAR_SIZE ) ;
+ wxSize hSize( width - adjust, MAC_SCROLLBAR_SIZE) ;
+
+ int x = 0 ;
+ int y = 0 ;
+ int w = m_width ;
+ int h = m_height ;
+
+ MacClientToRootWindow( &x , &y ) ;
+ MacClientToRootWindow( &w , &h ) ;
+
+ wxWindowMac *iter = (wxWindowMac*)this ;
+
+ int totW = 10000 , totH = 10000;
+ while( iter )
+ {
+ if ( iter->IsTopLevel() )
+ {
+ totW = iter->m_width ;
+ totH = iter->m_height ;
+ break ;
+ }
+
+ iter = iter->GetParent() ;
+ }
+
+ if ( x == 0 )
+ {
+ hPoint.x = -1 ;
+ hSize.x += 1 ;
+ }
+ if ( y == 0 )
+ {
+ vPoint.y = -1 ;
+ vSize.y += 1 ;
+ }
+
+ if ( w-x >= totW )
+ {
+ hSize.x += 1 ;
+ vPoint.x += 1 ;
+ }
+
+ if ( h-y >= totH )
+ {
+ vSize.y += 1 ;
+ hPoint.y += 1 ;
+ }
+
+ if ( m_vScrollBar )
+ {
+ m_vScrollBar->SetSize( vPoint.x , vPoint.y, vSize.x, vSize.y , wxSIZE_ALLOW_MINUS_ONE);
+ }
+ if ( m_hScrollBar )
+ {
+ m_hScrollBar->SetSize( hPoint.x , hPoint.y, hSize.x, hSize.y, wxSIZE_ALLOW_MINUS_ONE);
+ }
+}
+
+bool wxWindowMac::AcceptsFocus() const
+{
+ return MacCanFocus() && wxWindowBase::AcceptsFocus();
+}
+
+WXWidget wxWindowMac::MacGetContainerForEmbedding()
+{
+ return GetParent()->MacGetContainerForEmbedding() ;
+}
+
+void wxWindowMac::MacSuperChangedPosition()
+{
+ // only window-absolute structures have to be moved i.e. controls
+
+ wxNode *node = GetChildren().First();
+ while ( node )
+ {
+ wxWindowMac *child = (wxWindowMac *)node->Data();
+ child->MacSuperChangedPosition() ;
+ node = node->Next();
+ }
+}
+
+void wxWindowMac::MacTopLevelWindowChangedPosition()
+{
+ // only screen-absolute structures have to be moved i.e. glcanvas
+
+ wxNode *node = GetChildren().First();
+ while ( node )
+ {
+ wxWindowMac *child = (wxWindowMac *)node->Data();
+ child->MacTopLevelWindowChangedPosition() ;
+ node = node->Next();
+ }
+}
+long wxWindowMac::MacGetLeftBorderSize( ) const
+{
+ if( IsTopLevel() )
+ return 0 ;
+
+ if (m_windowStyle & wxRAISED_BORDER || m_windowStyle & wxSUNKEN_BORDER )
+ {
+ SInt32 border = 3 ;
+#if wxMAC_USE_THEME_BORDER
+#if TARGET_CARBON
+ GetThemeMetric( kThemeMetricListBoxFrameOutset , &border ) ;
+#endif
+#endif
+ return border ;
+ }
+ else if ( m_windowStyle &wxDOUBLE_BORDER)
+ {
+ SInt32 border = 3 ;
+#if wxMAC_USE_THEME_BORDER
+#if TARGET_CARBON
+ GetThemeMetric( kThemeMetricListBoxFrameOutset , &border ) ;
+#endif
+#endif
+ return border ;
+ }
+ else if (m_windowStyle &wxSIMPLE_BORDER)
+ {
+ return 1 ;
+ }
+ return 0 ;
+}
+
+long wxWindowMac::MacGetRightBorderSize( ) const
+{
+ // they are all symmetric in mac themes
+ return MacGetLeftBorderSize() ;
+}
+
+long wxWindowMac::MacGetTopBorderSize( ) const
+{
+ // they are all symmetric in mac themes
+ return MacGetLeftBorderSize() ;
+}
+
+long wxWindowMac::MacGetBottomBorderSize( ) const
+{
+ // they are all symmetric in mac themes
+ return MacGetLeftBorderSize() ;
+}
+
+long wxWindowMac::MacRemoveBordersFromStyle( long style )
+{
+ return style & ~( wxDOUBLE_BORDER | wxSUNKEN_BORDER | wxRAISED_BORDER | wxBORDER | wxSTATIC_BORDER ) ;
+}
+
+// Find the wxWindowMac at the current mouse position, returning the mouse
+// position.
+wxWindowMac* wxFindWindowAtPointer(wxPoint& pt)
+{
+ pt = wxGetMousePosition();
+ wxWindowMac* found = wxFindWindowAtPoint(pt);
+ return found;
+}
+
+// Get the current mouse position.
+wxPoint wxGetMousePosition()
+{
+ int x, y;
+ wxGetMousePosition(& x, & y);
+ return wxPoint(x, y);
+}
+