controller.java~6~

j2me源代码

/*
 * Author: Huang ye(www.hyweb.net)
 * 代码开源, 引用请注明出处
 *
 * 创建日期 2005-3-9
 *
 * TODO 要更改此生成的文件的模板，请转至
 * 窗口 － 首选项 － Java － 代码样式 － 代码模板
 */
package mysubmarine;

import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Alert;
import javax.microedition.lcdui.AlertType;

import javax.microedition.midlet.MIDletStateChangeException;

/**
 * @author user
 *
 * TODO 要更改此生成的类型注释的模板，请转至
 * 窗口 － 首选项 － Java － 代码样式 － 代码模板
 */
public class Controller {
  private MysubmarineMIDlet subMIDlet;
  private MySubmarineCanvas subCanvas;
  private MenuUI menuUI;

  private Display display;

  public static final byte EVENT_START = 01;
  public static final byte EVENT_ABOUT = 02;
  public static final byte EVENT_EXIT = 03;

  public static final byte EVENT_MENU = 101;
  public static final byte EVENT_MENU_GAMEOVER = 102;
  public static final byte EVENT_NEXTROUND = 103;

  public Controller(MysubmarineMIDlet subMIDlet) {
    this.subMIDlet = subMIDlet;

    display = Display.getDisplay(subMIDlet);

    //menuUI = new MenuUI(this);

    this.EventHandler(EVENT_MENU);

  }

  public void EventHandler(byte eventID) {

    switch (eventID) {

      case EVENT_START: {
        //开始游戏
        if (subCanvas == null) {
          subCanvas = new MySubmarineCanvas(this);
        }
        else {

        }
        display.setCurrent(subCanvas);
        break;
      }

      case EVENT_ABOUT: {
        //说明文件
        Alert alert = new Alert("About", "This is a Demo Edition Game .", null,
                                AlertType.INFO);
        alert.setTimeout(3000);
        display.setCurrent(alert, menuUI);
        break;
      }

      case EVENT_NEXTROUND: {
        //开启一个新的线程，显示下一轮字样
        //原先画布线程则更换地图信息
        Thread t = new Thread() {
          public void run() {
          StringBuffer sbf = new StringBuffer("Round " +
                                                (MySubmarineCanvas.nLevel));
            display.setCurrent(new InfoCanvas(sbf) {});

            try {
              Thread.sleep(2000);
            }
            catch (InterruptedException e) {
              e.printStackTrace();
            }

            display.setCurrent(subCanvas);
            subCanvas.active();
          }
        };
        t.start();
        break;
      }

      case EVENT_EXIT: {
        //退出程序
        subMIDlet.destroyApp(false);
        subMIDlet.notifyDestroyed();
        break ;
      }

      case EVENT_MENU: {
        display.setCurrent(menuUI);
        break;
      }

      case EVENT_MENU_GAMEOVER: {
        StringBuffer sbf = new StringBuffer("Game Over");
        display.setCurrent(new InfoCanvas(sbf) {});
        subCanvas = null;

        try {
          Thread.sleep(1000);
        }
        catch (InterruptedException e) {
          e.printStackTrace();
        }

        display.setCurrent(menuUI);
        break;
      }

      default:
        break;
    }
  }

}