virtual bool OnDrop(wxCoord x, wxCoord y);
virtual wxDragResult OnData(wxCoord x, wxCoord y, wxDragResult def);
virtual bool GetData();
virtual bool OnDrop(wxCoord x, wxCoord y);
virtual wxDragResult OnData(wxCoord x, wxCoord y, wxDragResult def);
virtual bool GetData();
virtual wxDragResult DoDragDrop(int flags = wxDrag_CopyOnly);
wxWindow* GetWindow() { return m_window ; }
virtual wxDragResult DoDragDrop(int flags = wxDrag_CopyOnly);
wxWindow* GetWindow() { return m_window ; }