added wxWindow::IsDoubleBuffered() and improve wxBufferedDC (patch 1565330)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41810 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2006-10-09 16:39:34 +00:00
parent af86380553
commit 2e992e06a7
29 changed files with 827 additions and 142 deletions
--- a/include/wx/cocoa/window.h
+++ b/include/wx/cocoa/window.h
@@ -199,6 +199,8 @@ public:
    virtual bool Close( bool force = false );
    virtual bool Show( bool show = true );
    virtual bool Enable( bool enable = true );
+
+    virtual bool IsDoubleBuffered() const { return true; }
 };

 #endif // __WX_COCOA_WINDOW_H__