this.addComponentListener(new ComponentAdapter(){
public void componentMoved(ComponentEvent e){ System.out.println("componentMoved");
}
public void componentResized(ComponentEvent e){ System.out.println("componentResized");
}
});
public void componentMoved(ComponentEvent e){ System.out.println("componentMoved");
}
public void componentResized(ComponentEvent e){ System.out.println("componentResized");
}
});
It's proved to be good!