btmidlet.java

来自「本源代码包括J2ME开发精解 该书的全部章节的示例代码」· Java 代码 · 共 46 行

package com.j2medev.chapter8.bt;

import javax.microedition.lcdui.Display;
import javax.microedition.midlet.MIDlet;
import javax.microedition.midlet.MIDletStateChangeException;

public class BTMIDlet extends MIDlet {
    private static BTMIDlet midlet;
    boolean init;
    private static Display display;
    
    public BTMIDlet(){
        midlet=this;
        init=false;
    }
    
    protected void startApp(){
        if(!init){
            display=Display.getDisplay(this);
            //显示程序主界面让用户选择连接模式
            display.setCurrent(new StartUI());
            init=true;
        }
    }
    
    protected void pauseApp() {
    }
    
    protected void destroyApp(boolean arg0){
    }
    
    public  static  BTMIDlet getMIDlet(){
        return midlet;
    }
    
    static public Display getDisplay(){
        return display;
    }
    
    public void exit(){
        destroyApp(false);
        notifyDestroyed();
    }
    
}