fPaintListener= new MyPaintListener(); fMouseTrackListener= new MyMouseTrackListener(); fMouseListener= new MyMouseListener();
fPaintListener= new MyPaintListener(); fMouseTrackListener= new MyMouseTrackListener(); fMouseListener= new MyMouseListener();
fPaintListener= new MyPaintListener(); fMouseTrackListener= new MyMouseTrackListener(); fMouseListener= new MyMouseListener();