translating background style BG_PAINT into opaqueness for speed-up of OS redraws...

[wxWidgets.git] / src / osx / cocoa / window.mm

diff --git a/src/osx/cocoa/window.mm b/src/osx/cocoa/window.mm
index 8e579e45d0e6a1ef4f66dd7f5fefdf4ce00fbf9b..195d7894780ee6a4d1646ab9b9206bec50c07c8a 100644 (file)
--- a/src/osx/cocoa/window.mm
+++ b/src/osx/cocoa/window.mm
@@ -13,7 +13,7 @@
 
 #ifndef WX_PRECOMP
     #include "wx/dcclient.h"
-    #include "wx/nonownedwnd.h"
+    #include "wx/frame.h"
     #include "wx/log.h"
     #include "wx/textctrl.h"
 #endif
@@ -131,6 +131,7 @@ NSRect wxOSXGetFrameForControl( wxWindowMac* window , const wxPoint& pos , const
 - (void)setAction:(SEL)aSelector;
 - (void)setDoubleAction:(SEL)aSelector;
 - (void)setBackgroundColor:(NSColor*)aColor;
+- (void)setOpaque:(BOOL)opaque;
 - (void)setTextColor:(NSColor *)color;
 - (void)setImagePosition:(NSCellImagePosition)aPosition;
 @end
@@ -1092,15 +1093,23 @@ void wxWidgetCocoaImpl::drawRect(void* rect, WXWidget slf, void *WXUNUSED(_cmd))
     [slf getRectsBeingDrawn:&rects count:&count];
     for ( int i = 0 ; i < count ; ++i )
     {
-        updateRgn.Union(wxFromNSRect(slf, rects[i]) );
+        updateRgn.Union(wxFromNSRect(slf, rects[i]));
     }
 
     wxWindow* wxpeer = GetWXPeer();
+    if ( wxpeer->MacGetTopLevelWindow()->GetWindowStyle() & wxFRAME_SHAPED )
+    {
+        int xoffset = 0, yoffset = 0;
+        wxRegion rgn = wxpeer->MacGetTopLevelWindow()->GetShape();
+        wxpeer->MacRootWindowToWindow( &xoffset, &yoffset );
+        rgn.Offset( xoffset, yoffset );
+        updateRgn.Intersect(rgn);
+    }
+    
     wxpeer->GetUpdateRegion() = updateRgn;
     wxpeer->MacSetCGContextRef( context );
 
     bool handled = wxpeer->MacDoRedraw( 0 );
-
     CGContextRestoreGState( context );
 
     CGContextSaveGState( context );
@@ -1682,6 +1691,18 @@ void wxWidgetCocoaImpl::SetBackgroundColour( const wxColour &col )
     }
 }
 
+bool wxWidgetCocoaImpl::SetBackgroundStyle( wxBackgroundStyle style )
+{
+    BOOL opaque = ( style == wxBG_STYLE_PAINT );
+    
+    if ( [m_osxView respondsToSelector:@selector(setOpaque:) ] )
+    {
+        [m_osxView setOpaque: opaque];
+    }
+    
+    return true ;
+}
+
 void wxWidgetCocoaImpl::SetLabel( const wxString& title, wxFontEncoding encoding )
 {
     if ( [m_osxView respondsToSelector:@selector(setTitle:) ] )
@@ -2076,9 +2097,24 @@ wxWidgetImpl* wxWidgetImpl::CreateUserPane( wxWindowMac* wxpeer, wxWindowMac* WX
 wxWidgetImpl* wxWidgetImpl::CreateContentView( wxNonOwnedWindow* now )
 {
     NSWindow* tlw = now->GetWXWindow();
-    wxNSView* v = [[wxNSView alloc] initWithFrame:[[tlw contentView] frame]];
-    wxWidgetCocoaImpl* c = new wxWidgetCocoaImpl( now, v, true );
-    c->InstallEventHandler();
-    [tlw setContentView:v];
+    
+    wxWidgetCocoaImpl* c = NULL;
+    if ( now->IsNativeWindowWrapper() )
+    {
+        NSView* cv = [tlw contentView];
+        c = new wxWidgetCocoaImpl( now, cv, true );
+        // increase ref count, because the impl destructor will decrement it again
+        CFRetain(cv);
+        if ( !now->IsShown() )
+            [cv setHidden:NO];
+        
+    }
+    else
+    {
+        wxNSView* v = [[wxNSView alloc] initWithFrame:[[tlw contentView] frame]];
+        c = new wxWidgetCocoaImpl( now, v, true );
+        c->InstallEventHandler();
+        [tlw setContentView:v];
+    }
     return c;
 }