added port state save class

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@26451 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/mac/carbon/private.h

@@ -105,10 +105,23 @@ public:
     wxMacWindowClipper( const wxWindow* win ) ;
     ~wxMacWindowClipper() ;
 private:
+    GrafPtr   m_newPort ;
     RgnHandle m_formerClip ;
     RgnHandle m_newClip ;
 } ;
 
+class WXDLLEXPORT wxMacWindowStateSaver : public wxMacWindowClipper
+{
+    DECLARE_NO_COPY_CLASS(wxMacWindowStateSaver)
+        
+public:
+    wxMacWindowStateSaver( const wxWindow* win ) ;
+    ~wxMacWindowStateSaver() ;
+private:
+    GrafPtr   m_newPort ;
+    ThemeDrawingState m_themeDrawingState ;
+} ;
+
 /*
 class wxMacDrawingHelper
 {