listenerAndAdapter

接口

Terminator_A

public void windowClosing(WindowEvent e){ if(user agrees) System.exit(0);}public void windowOpened(WindowEvent e){}...

适配器

WindowListener

windowOpened(WindowEvent e):voidwindowClosing(WindowEvent e):voidwindowActivated(WindowEvent e):void...

implements

WindowAdapter

public void windowOpened(WindowEvent e){}public void windowClosing(WindowEvent e){}...

Terminator_B

public void windowClosing(WindowEvent e){ if(user agrees) System.exit(0);}

extends