监听事件2

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package cn.rushangw.lesson02;

import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

public class TestActonEvent2 {
    public static void main(String[] args) {
        Frame frame = new Frame("开始-结束");
        Button button1 = new Button("start");
        Button button2 = new Button("stop");

        button1.setActionCommand("button1-start");
        button2.setActionCommand("button2-stop");

        MyMonitor myMonitor = new MyMonitor();

        button1.addActionListener(myMonitor);
        button2.addActionListener(myMonitor);

        frame.add(button1,BorderLayout.WEST);
        frame.add(button2,BorderLayout.EAST);

        frame.pack();
        frame.setVisible(true);

    }
}
class MyMonitor implements ActionListener{

    @Override
    public void actionPerformed(ActionEvent e) {
        //获得按钮的信息
        System.out.println("按钮被点击了：msg"+e.getActionCommand());
    }
}

监听事件2

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原文地址：https://www.cnblogs.com/nigustudent/p/14791061.html