displaymessage.java

支持蓝牙的手机游戏 支持蓝牙的手机游戏的分析与实现

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package org.challenge.chengshi.display;

import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Form;
import org.challenge.chengshi.MainMidlet;

/**
 *
 * 此类用于显示信息
 * @author challenge
 */
public class DisplayMessage extends Form implements CommandListener {
    private String message;
    MainMidlet mid;
    Command backCMD=new Command("返回",Command.BACK,1);
    
    public DisplayMessage(MainMidlet mid,String m){
        super("");
        this.mid=mid;
        this.message=m;
        this.append(this.message);
        this.addCommand(backCMD);
        this.setCommandListener(this);
        show();
    }
    
    void show(){
        Display.getDisplay(mid).setCurrent(this);
    }

    public void commandAction(Command cmd, Displayable arg1) {
        if(cmd==this.backCMD){
            this.mid.show();
        }
    }

}