mainmenu.java

来自「由J2ME开发的能在NOKIA S40上运行的手机游戏!开发者:徐巍!qq:18」· Java 代码 · 共 52 行

import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.List;
import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.Displayable;

public class MainMenu extends List implements CommandListener
{
  private BeatBrick theMidlet;
  private Command go;
  private Command back;

  protected MainMenu(BeatBrick midlet)
  {
    super("",IMPLICIT);
    theMidlet=midlet;
    append("New Game",null);
    append("Help",null);
    append("About",null);
    append("Exit",null);
    setCommandListener(this);
  }

  public void commandAction(Command command,Displayable displayable)
  {
              String selected=getString(getSelectedIndex());
              if(selected.equals("New Game"))
                 theMidlet.activateGameScreen();
              if(selected.equals("Help")){
                 BeatBrick.activateDisplayable(
                      new TextForm(this,
                      "1.This game has five levels!\n"+
                      "2.There are three balls in each round.\n"+
                      "3.Controls\n"+
                      "        4&6:   move bat\n"+
                      "        2:       tee off\n"+
                      "  or use the arrow keys.\n"+
                      "4.Pills\n"+
                      "        Red:      longer bat\n"+
                      "        Black:   shorter bat\n"+
                      "        Pink:     gain a ball\n"+
                      "        Purple:  gain points\n"));
              }
              if(selected.equals("About")){
                 BeatBrick.activateDisplayable(
                      new TextForm(this,
                      "This game was designed and made by Wayne Xu!"+
                      "  BeatBricks copyright 2006,Wayne Xu. All rights reserved."));
              }
              if(selected.equals("Exit"))
                 theMidlet.close();
  }
}