java 鼠标事件处理案例

import java.awt.Container;

import java.awt.event.MouseEvent;

import java.awt.event.MouseListener;

import javax.swing.JFrame;

public class MouseActionDemo extends JFrame {

/**

*

*/

private static final long serialVersionUID = 7554087008285696671L;

public MouseActionDemo()

{

// TODO Auto-generated constructor stub

Container container = getContentPane();

container.addMouseListener(new MouseListener() {

@Override

public void mouseClicked(MouseEvent e)

{

// TODO Auto-generated method stub

System.out.print("单击了鼠标按键，");

int i = e.getButton();

if (i == MouseEvent.BUTTON1)

System.out.print("单击的是鼠标左键，");

if (i == MouseEvent.BUTTON2)

System.out.print("单击的是鼠标中键，");

if (i == MouseEvent.BUTTON3)

System.out.print("单击的是鼠标右键，");

int clickCount = e.getClickCount();

System.out.println("单击次数为" + clickCount + "下");

}

@Override

public void mousePressed(MouseEvent e)

{

// TODO Auto-generated method stub

System.out.print("鼠标按键被按下，");

int i = e.getButton();

if (i == MouseEvent.BUTTON1)

System.out.println("按下的是鼠标左键");

if (i == MouseEvent.BUTTON2)

System.out.println("按下的是鼠标中键");

if (i == MouseEvent.BUTTON3)

System.out.println("按下的是鼠标右键");

}

@Override

public void mouseReleased(MouseEvent e) {

// TODO Auto-generated method stub

System.out.print("鼠标按键被释放，");

int i = e.getButton();

if (i == MouseEvent.BUTTON1)

System.out.println("释放的是鼠标左键");

if (i == MouseEvent.BUTTON2)

System.out.println("释放的是鼠标中键");

if (i == MouseEvent.BUTTON3)

System.out.println("释放的是鼠标右键");

}

@Override

public void mouseEntered(MouseEvent e) {

// TODO Auto-generated method stub

System.out.println("光标移入组件");

}

@Override

public void mouseExited(MouseEvent e) {

// TODO Auto-generated method stub

System.out.println("光标移出组件");

}



});

}

/**

* @param args

*/

public static void main(String[] args)

{

// TODO Auto-generated method stub

MouseActionDemo frame = new MouseActionDemo();

frame.setTitle("MouseEvent Test");

frame.setVisible(true);

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

frame.setBounds(0, 0, 300, 100);

}

}