#if wxUSE_CLIPBOARD
-#include "wx/object.h"
+#include "wx/event.h"
#include "wx/chartype.h"
#include "wx/vector.h"
// ask if data in correct format is available
virtual bool IsSupported( const wxDataFormat& format ) = 0;
+ // ask if data in correct format is available
+ virtual bool IsSupportedAsync( wxEvtHandler *sink );
+
// fill data with data on the clipboard (if available)
virtual bool GetData( wxDataObject& data ) = 0;