鼠标事件处理程序

package _10;

import java.awt.BorderLayout;

import java.awt.event.MouseAdapter;

import java.awt.event.MouseEvent;

import javax.swing.JFrame;

import javax.swing.JLabel;

public class MouseEventDemo extends JFrame{

JLabel label = new JLabel("");

public MouseEventDemo() {

setSize(300, 300);

setLocation(400, 400);

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

// 监听鼠标点击事件

this.addMouseListener(new MouseAdapter() {

public void mouseClicked(MouseEvent event) {

label.setText("鼠标在" + event.getX() + "," + event.getY() + "进行了点击");

}

});

// 监听鼠标移动事件

this.addMouseMotionListener(new MouseAdapter() {

public void mouseMoved(MouseEvent event) {

label.setText("鼠标移动到了" + event.getX() + "," + event.getY());

}

});

setLayout(new BorderLayout());

add(label, BorderLayout.CENTER);

}

public static void main(String[] args) {

MouseEventDemo frame = new MouseEventDemo();

frame.setVisible(true);

}

}