键盘错误.java

可以实现找到键盘错误功能

/*
 * 键盘.java
 *
 * Created on 2004年9月25日, 上午10:16
 */

/**
 *
 * @author  litertiger
 */
import java.awt.*;
import java.awt.event.*;

public class 键盘错误 extends java.applet.Applet implements KeyListener{
    Button b=new Button("我在这里");
    
    /** Initialization method that will be called after the applet is loaded
     *  into the browser.
     */
    public void init() {
        
        b.addKeyListener(this);
        setLayout(null);
        add(b);
        b.setBounds(10,10, 30,30);
        
        // TODO start asynchronous download of heavy resources
    }
    
    public void keyPressed(KeyEvent e) {
        if(e.getKeyCode()==KeyEvent.VK_A)
        {
            b.setBounds(50, 60, 100,100);
            b.setBackground(Color.BLUE);
        }
    }
    
    public void keyReleased(KeyEvent e) {
 

    }
    
    public void keyTyped(KeyEvent e) {
    
    }
    public void paint(Graphics g)
    {        
        g.drawString("鼠标松开了", 10,20);
    }
    
    
    // TODO overwrite start(), stop() and destroy() methods
}