mousedrag.java

java练习程序

import java.applet.*;
import java.awt.*;
import java.awt.event.*;
public class MouseDrag extends Applet implements MouseMotionListener
{ 
	TextField text;
	public void init()
	{ 
		text=new TextField();
		setLayout(new BorderLayout());
		setBackground(Color.green);
		addMouseMotionListener(this); 
		add(text, "South");
	}
	
	public void mouseDragged(MouseEvent e)
	{
		text.setBackground(Color.red);
		text.setText("鼠标的坐标："+"("+e.getX()+", "+e.getY()+")");
	}
	
	public void mouseMoved(MouseEvent e)
	{
		text.setBackground(Color.blue);
		text.setText("鼠标的坐标:"+"("+e.getX()+", "+e.getY()+")");
	}
}