myframe.java

java经典源代码学习。从基础做起

package lesson8;

import java.awt.*;
import java.awt.event.*;

public class MyFrame {
    
    public static void main(String[] args) {
        
        Frame f = new Frame("mybole");
        f.setSize(600, 400);
        f.setLocation(100, 100);
        f.setBackground(Color.BLUE);
   //     f.setLayout(new BorderLayout(10, 10));
  //      f.setLayout(new FlowLayout(FlowLayout.LEFT));
        f.setLayout(new GridLayout(3, 2, 10, 10));
        
        Button btn1 = new Button("winsun");
        Button btn2 = new Button("weixin");
        Button btn3 = new Button("West");
        Button btn4 = new Button("East");
        Button btn5 = new Button("Center");
   
        f.add(btn1,"North");
        f.add(btn2,"South");
        f.add(btn3,"West");
        f.add(btn4,"East");
        f.add(btn5,"Center");
      //  f.addWindowListener(new MyWindowListener());
      //  f.addWindowListener(new HisWindowsListener());
        f.addWindowListener(new WindowAdapter() {
            @Override
           public void windowClosing(WindowEvent e) {
               System.exit(0);
           }
        });
        f.setVisible(true);
        
    }
}
    

class MyWindowListener implements WindowListener{

    public void windowOpened(WindowEvent e) {
    }

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

    public void windowClosed(WindowEvent e) {
    }

    public void windowIconified(WindowEvent e) {
    }

    public void windowDeiconified(WindowEvent e) {
    }

    public void windowActivated(WindowEvent e) {
    }

    public void windowDeactivated(WindowEvent e) {
    }
    
}

class HisWindowsListener extends WindowAdapter {
    @Override
    public void windowClosing(WindowEvent e) {
        System.exit(0);
        
    }
}