return null;
return result;
LRESULT WM_TIMER (int wParam, int lParam) {	LRESULT result = super.WM_TIMER (wParam, lParam);	if (result != null) return result;	if (OS.COMCTL32_MAJOR < 6) {		if (wParam == TIMER_ID) {			OS.SendMessage (handle, OS.PBM_STEPIT, 0, 0);		}	}	return null;}