moving embedding to common API

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@56218 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/osx/carbon/private.h

@@ -299,8 +299,6 @@ public :
 
     virtual WXWidget GetWXWidget() const { return (WXWidget) m_controlRef; }
 
-    virtual void SetReference( URefCon data );
-    
     virtual bool        IsVisible() const;
 
     virtual void        Raise();

include/wx/osx/cocoa/private.h

@@ -160,6 +160,7 @@ public :
 
     void                SetFont( const wxFont & font , const wxColour& foreground , long windowStyle, bool ignoreBlack = true );
 
+    void                InstallEventHandler( WXWidget control = NULL );
 protected:
     WXWidget m_osxView;
     DECLARE_DYNAMIC_CLASS_NO_COPY(wxWidgetCocoaImpl)

include/wx/osx/core/private.h

@@ -235,6 +235,8 @@ public :
     // is the clicked event sent AFTER the state already changed, so no additional
     // state changing logic is required from the outside
     virtual bool        ButtonClickDidStateChange() = 0;
+    
+    virtual void        InstallEventHandler( WXWidget control = NULL ) = 0;
 
     // static methods for associating native controls and their implementations