Button b1 = new Button("按钮一"); f.add(b1); f.setLayout(new FlowLayout()); //设置布局管理器 b1.addMouseListener(new MouseAdapter() { /*@Override public void mouseClicked(MouseEvent e) { //单击 System.exit(0); }*/ @Override public void mouseReleased(MouseEvent e) { //释放 System.exit(0); } });