Implemented wxWindowCocoa::Cocoa_drawRect

Implemented drawRect override in wxPoserNSView
Declared pure virtual wxCocoaNSView::Cocoa_drawRect
Made wxWindowCocoa::Cocoa_FrameChanged protected (unrelated)


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@19922 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/cocoa/NSView.h

@@ -15,6 +15,8 @@
 #include "wx/hashmap.h"
 #include "wx/cocoa/ObjcPose.h"
 
+typedef struct _NSRect NSRect;
+
 WX_DECLARE_OBJC_HASHMAP(NSView);
 class wxCocoaNSView
 {
@@ -27,6 +29,7 @@ protected:
     static void *sm_cocoaObserver;
 public:
     virtual void Cocoa_FrameChanged(void) = 0;
+    virtual bool Cocoa_drawRect(const NSRect &rect) = 0;
 };
 
 #endif // _WX_COCOA_NSVIEW_H_