menulistform.java.svn-base

拼图游戏的手机源码 有三种不同难度的选择

package jigsawpuzzle;

import java.io.*;
import javax.microedition.lcdui.*;

public class MenuListForm extends List implements CommandListener {

    private final Command CMD_OK = new Command("确定", Command.OK, 1);
    private final Command CMD_EXIT = new Command("退出", Command.EXIT, 1);

    public MenuListForm(String title, int listType) {
        super(title, listType);
        append("简单关卡", null);
        append("一般关卡", null);
        append("困难关卡", null);
        append("版本自述", null);
        addCommand(CMD_OK);
        addCommand(CMD_EXIT);
        setCommandListener(this);
    }

    public void commandAction(Command c, Displayable d) {
        if (c == CMD_EXIT) {
            MainMidlet.quitApp();
        } else if (c == CMD_OK || c == SELECT_COMMAND) {
            try {
                switch (getSelectedIndex()) {
                    case 0:
                        PlayCanvas playEasy = new PlayCanvas(Image.createImage("/res/picture.png"), PlayCanvas.EASY);
                        MainMidlet.pushScreen(playEasy);
                        break;
                    case 1:
                        PlayCanvas playNormal = new PlayCanvas(Image.createImage("/res/picture.png"), PlayCanvas.NORMAL);
                        MainMidlet.pushScreen(playNormal);
                        break;
                    case 2:
                        PlayCanvas playHard = new PlayCanvas(Image.createImage("/res/picture.png"), PlayCanvas.HARD);
                        MainMidlet.pushScreen(playHard);
                        break;
                    case 3:
                        ReadMeForm readme = new ReadMeForm("版本自述");
                        readme.append("JigsawPuzzle是一个拼图游戏的演示版本，目的在于J2ME技术的学习和交流。该软件是一款开源软件，您可以免费下载安装并使用它。请尊重用户和作者，勿对软件附加其他内容进行传播，勿用于商业用途，勿传播木马病毒。如有违反作者保留追究其法律责任的权利。您可以用Email：[e-mail]，MSN：[e-mail]来联系作者。");
                        readme.append("Copyright (c) 2009 xingyujin, All Rights Reserved");
                        MainMidlet.pushScreen(readme);
                        break;
                }
            } catch (IOException ex) {
                ex.printStackTrace();
            }
        }
    }
}