public interface MouseListener 
{ 
   void mouseClicked(MouseEvent event); 
   void mousePressed(MouseEvent event); 
   void mouseReleased(MouseEvent event); 
   void mouseEntered(MouseEvent event); 
   void mouseExited(MouseEvent event); 
}
 
public interface MouseMotionListener 
{ 
   void mouseMoved(MouseEvent event); 
   void mouseDragged(MouseEvent event); 
}