10.35windowadapterdemo.java

来自「JAVA程序设计的源代码」· Java 代码 · 共 21 行

import java.applet.*;
import java.awt.*;
import java.awt.event.*;
public class WindowAdapterDemo extends Frame{
public WindowAdapterDemo(){
super("可关闭的窗口");    //显示调用父类方法
setSize(300,200);
setVisible(true);
addWindowListener(new WinAdapter());    //设置事件监听
}
public static void main(String []args){
new WindowAdapterDemo();
}

class WinAdapter extends WindowAdapter{
public void windowClosing(WindowEvent e){    //窗口关闭事件处理函数
System.exit(0);    //关闭窗口时退出
}
}
}