frameoperate.java.bak

用java编写的一个记事本小程序

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

public class Frameoperate
{

	
	class MyEvent1 implements MouseMotionListener
	{
		public void mouseDragged(MouseEvent e)
		{
			String s = "Mouse moving to:X="+e.getX()+"Y="+e.getY();
			tf.setText(s);
		}
		public void mouseMoved(MouseEvent e){}
		
	}	
	
	class MyEvent2 implements WindowListener
	{
		public void windowClosing(WindowEvent e){System.exit(0);}
		public void windowOpened(WindowEvent e){}
		public void windowDeactivated(WindowEvent e){}
		public void windowActivated(WindowEvent e){}
		public void windowClosed(WindowEvent e){}
		public void windowIconified(WindowEvent e){}
		public void windowDeiconified(WindowEvent e){}
	}
	
	class MyEvent3 implements MouseListener
	{
		public void mouseClicked(MouseEvent e)
		{
			tf.setText("Single Click");	
		}
		public void mouseEntered(MouseEvent e){}	
		public void mouseExited(MouseEvent e){}	
		public void mousePressed(MouseEvent e){}	
		public void mouseReleased(MouseEvent e){}		
	}
	
	public frameoperate()
	{
		Frame f=new Frame("Several Listener");
		f.add(new Label("Single Click and move Drag the mouse"),"North");
		TextField tf = new TextField(30);
		f.add(tf,"South");
		MyEvent1 me1 = new MyEvent1();
		MyEvent2 me2 = new MyEvent2();
		MyEvent3 me3 = new MyEvent3();		
		f.addMouseMotionListener(me1);
		f.addWindowListener(me2);
		f.addMouseListener(me3);
		f.setSize(400,400);
		f.setLocation(200,200);
		f.setVisible(true);
		f.setResizable(true);
	}
	
	public static void main(String args[])
	{
		new Frameoperate();
		
	}
}