bombman.java~2~

来自「基于J2ME的手机游戏软件。可以控制游戏人物在地图上上下左右行走；可以在地图上放」· JAVA~2~ 代码 · 共 115 行

import javax.microedition.midlet.MIDlet;
import javax.microedition.midlet.MIDletStateChangeException;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.List;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Command;
import java.io.IOException;

public class BombMan
    extends MIDlet
    implements CommandListener {
  private Displayable currentScreen;
  private Splash splash;
  private GameScreen gameScreen;
  private List gameMenu;
  private Command select;

  public BombMan() {
    splash = new Splash(this);
    gameScreen = new GameScreen(this);
    select = new Command("Select", Command.OK, 1);
    String[] choice = {
        "liwei", "zhengtian"};
    gameMenu = new List("GameMenu", List.IMPLICIT, choice, null);
    gameMenu.addCommand(select);
    gameMenu.setCommandListener(this);
  }

  public void startApp() throws MIDletStateChangeException {
    if (currentScreen == null) {
      activateDisplayable(splash);
    }
    else {
      activateDisplayable(currentScreen);
    }
  }

  public void pauseApp() {
    if (gameScreen.getState() == GameScreen.STATE_PLAYING) {
      gameScreen.pause();
    }
    if (currentScreen != splash) {
      activateGameMenu();
    }
  }

  public void destroyApp(boolean cond) throws MIDletStateChangeException {

  }

  public void activateDisplayable(Displayable dis) {
    currentScreen = dis;
    Display.getDisplay(this).setCurrent(dis);
  }

  public void activateGameScreen() {
    activateDisplayable(gameScreen);
    if (gameScreen.getState() == GameScreen.STATE_INIT
        || gameScreen.getState() == GameScreen.STATE_END) {
      gameScreen.start();
    }
  }

  private void initGameMenu() {
    gameMenu.deleteAll();
    if (gameScreen.getState() == GameScreen.STATE_PLAYING) {
      gameMenu.append("Resume Game", null);
    }
    gameMenu.append("Start New Game", null);
    gameMenu.append("High Score", null);
    gameMenu.append("About", null);
    gameMenu.append("Exit", null);
  }

  public void activateGameMenu() {
    initGameMenu();
    currentScreen = gameMenu;
    activateDisplayable(currentScreen);
  }

  public void close() {
    try {
      destroyApp(true);
      notifyDestroyed();
    }
    catch (Exception e) {

    }
  }

  public void commandAction(Command cnd, Displayable dis) {
    if (cnd == select && dis == gameMenu) {
      String sel = gameMenu.getString(gameMenu.getSelectedIndex());
      if (sel == "Start New Game") {
        activateGameScreen();
        gameScreen.startNewGame();
      }
      else if (sel == "Resume Game") {
        activateGameScreen();
        gameScreen.resume();
      }
      else if (sel == "High Score") {
        System.out.println("high score");
      }
      else if (sel == "About") {
        System.out.println("about");
      }
      else if (sel == "Exit") {
        close();
      }
    }
  }
}