Java GUI 鼠标事件

import java.awt.Button;
import java.awt.FlowLayout;
import java.awt.Frame;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

public class Java鼠标事件 {
	public static void main(String[] args) {
		Frame f = new Frame("WindowEvent");
		f.setLayout(new FlowLayout());
		f.setSize(300,200);
		f.setLocation(300, 200);
		f.setVisible(true);
		Button btn = new Button("Button");
		f.add(btn);
		btn.addMouseListener(new MouseAdapter() {

			@Override
			public void mouseClicked(MouseEvent e) {
				// TODO Auto-generated method stub
			System.out.println("MouseClicked--鼠标完成点击事件");	
			if(e.getButton()==e.BUTTON1) {
				System.out.println("鼠标左击事件");
			}
			else if(e.getButton()==e.BUTTON2) {
				System.out.println("鼠标中键点击事件");				
			}
			else if (e.getButton()==e.BUTTON3) {
				System.out.println("鼠标右击事件");
			}
			}

			@Override
			public void mouseEntered(MouseEvent arg0) {
				// TODO Auto-generated method stub
				System.out.println("MouseEntered--鼠标进入按钮区域事件");
			}

			@Override
			public void mouseExited(MouseEvent arg0) {
				// TODO Auto-generated method stub
				System.out.println("MouseExited--鼠标移出按钮区域事件");
				
			}

			@Override
			public void mousePressed(MouseEvent arg0) {
				// TODO Auto-generated method stub
				System.out.println("MousePressed--鼠标按下事件");
			}

			@Override
			public void mouseReleased(MouseEvent arg0) {
				// TODO Auto-generated method stub
				System.out.println("MouseReleased--鼠标放开事件");
			}
			
		});
	}

}