e7_3.java

来自「java 初学者学习实例」· Java 代码 · 共 20 行

import java.applet.*;import java.awt.*;
import java.awt.event.*;
public class E7_3 extends Applet implements MouseListener
{ TextField text;
   public void init()
   { text=new TextField(40);
       add(text);addMouseListener(this)  ; }
   public void mousePressed(MouseEvent e)
   { if(e.getModifiers()==InputEvent.BUTTON3_MASK)
       text.setText("鼠标 右键按下了，位置："+e.getX()+","+e.getY() );
     else if(e.getModifiers()==InputEvent.BUTTON1_MASK)
       text.setText("鼠标左键按下了，位置："+e.getX()+","+e.getY() );}
   public void mouseReleased(MouseEvent e)
    {}
   public void mouseEntered(MouseEvent e)
    {}
   public void mouseExited(MouseEvent e)
    {}
   public void mouseClicked(MouseEvent e)
{}}