键盘控制移动.java

200多个自己编的java程序,大家可以学一下.

/*
 * 键盘控制移动.java
 *
 * Created on 2004年9月25日, 上午10:40
 */

/**
 *
 * @author  litertiger
 */
import java.awt.*;
import java.awt.event.*;
public class 键盘控制移动 extends java.applet.Applet implements KeyListener {
    Button b=new Button("我可以被移动");
    int b_x=0;
    int b_y=0;
    
    /** Initialization method that will be called after the applet is loaded
     *  into the browser.
     */
    public void init() {
        
        b.addKeyListener(this);
        //按钮活动键盘的事件监视
        setLayout(null);
        add(b);
        b.setBounds(20,20, 70,70);
        // TODO start asynchronous download of heavy resources
    }
    
    public void keyPressed(KeyEvent e) {
    }
    
    public void keyReleased(KeyEvent e) {
    }
    
    public void keyTyped(KeyEvent e) {
    }
    
    // TODO overwrite start(), stop() and destroy() methods
}