virtual bool OnDropText(wxCoord x, wxCoord y, const wxString& text) = 0;
virtual wxDragResult OnData(wxCoord x, wxCoord y, wxDragResult def);
virtual bool OnDropText(wxCoord x, wxCoord y, const wxString& text) = 0;
virtual wxDragResult OnData(wxCoord x, wxCoord y, wxDragResult def);