testinnerlistener.java

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//TestMultiInnerListener.java内部类

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

public class TestInnerListener{
	Frame f = new Frame("inner test");
	TextField tf = new TextField(30);
	
	public TestInnerListener()
	{
		f.add(new Label("请按下鼠标并左键拖动"),"North");
		f.add(tf,"South");
		
		f.setBackground(new Color(120,175,175));
		f.addMouseMotionListener(new InnerMonitor());
		f.addMouseListener(new InnerMonitor());
		f.addWindowListener(new WindowAdapter()
			{
				public void windowClosing(WindowEvent e)
				{
					System.exit(0);
				}
			}
		);
		f.setVisible(true);
		f.setSize(300,200);
	}
	public static  void main(String[]args)
	{
		Object t = new TestInnerListener();
	}
	private class InnerMonitor implements MouseMotionListener,MouseListener
	{
		public void mouseDragged(MouseEvent e)
		{
			String s = "鼠标拖动到位置("+e.getX()+","+e.getY()+")";
			tf.setText(s);
		}
		public void mouseEntered(MouseEvent e)
		{
			String s = "鼠标已进入窗体";
			tf.setText(s);
		}
	public void mouseExited(MouseEvent e)
	{
		String s = "鼠标已移出窗体";
		tf.setText(s);
	}
	public void mouseMoved(MouseEvent e){}
	public void mousePressed(MouseEvent e){}
	public void mouseClicked(MouseEvent e){}
	public void mouseReleased(MouseEvent e){}
	
	}
}