toxophily.java

<j2me 开发精解> 詹建光著 里所有的源码。对J2me的开发相当有帮助

package com.j2medev.chapter8.m3g;

import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.midlet.MIDlet;


public class Toxophily extends MIDlet implements CommandListener {
    
    private Display display = null;
    private TestCanvas canvas = null;
    private Command exitCommand = new Command("退出",Command.EXIT,1);
    
    public Toxophily() {
        super();
        canvas=new TestCanvas();
        canvas.addCommand(exitCommand);
        canvas.setCommandListener(this);
    }
    
    protected void startApp(){
        if(display == null){
            display = Display.getDisplay(this);
        }
        new Thread(canvas).start();
        display.setCurrent(canvas);
    }
    
    protected void pauseApp() {
    }
    
    protected void destroyApp(boolean arg0){
    }
    
    public void commandAction(Command cmd,Displayable displayable){
        if(cmd == exitCommand){
            destroyApp(false);
            notifyDestroyed();
        }
    }
}