testwindowclose.java

这是上学堂马士兵老师教授的javaSE的所有源代码

import java.awt.*;
import java.awt.event.*;
public class TestWindowClose {
  public static void main(String args[]) {
    new MyFrame55("MyFrame");
  }
}
class MyFrame55 extends Frame {
  MyFrame55(String s) {
    super(s);
    setLayout(null);
    setBounds(300, 300, 400, 300);
    this.setBackground(new Color(204, 204, 255));
    setVisible(true);
    //this.addWindowListener(new MyWindowMonitor());
    
    this.addWindowListener(
    new WindowAdapter() {
      public void windowClosing(WindowEvent e) {
        setVisible(false);
        System.exit(-1);
      }
    });
    
  }
  /*
  class MyWindowMonitor extends WindowAdapter {
  	public void windowClosing(WindowEvent e) {
  		setVisible(false);
  		System.exit(0);
  	}
  }
  */
}