colorlinezmidlet.java

用J2ME写的一种五子连线的手机游戏。ColorLinez是一款由玩家通过功能键移动各色小球

package game;

import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;

/**
 * MIDlet类
 */
public class ColorLinezMIDlet extends MIDlet
{
	static ColorLinezMIDlet instance;
	public static int gameGrade = 2;
	public static int menuIndex = 0;
	public static boolean isPlaySound = true;
	Display display;

	public ColorLinezMIDlet()
	{
		instance = this;
		display = Display.getDisplay(this);
	}

	public void startApp()
	{
		//获得当前显示的界面
		Displayable d = display.getCurrent();
		if ( d != null && d instanceof LinezCanvas )
		{
			((LinezCanvas)d).start();
		}
		else
		{
		     display.setCurrent(new LogoCanvas(display, 1));
		}
	}

	public void pauseApp()
	{
	    //获得当前显示的界面
	    Displayable d = display.getCurrent();
	    //如果界面是游戏界面
	    if(d != null && d instanceof LinezCanvas)
	    {
	        //关闭线程
	        ((LinezCanvas)d).stop();
	    }
	}

	public void destroyApp(boolean unconditional)
	{

	}

	public static void quitApp()
	{
		instance.destroyApp(true);
		instance.notifyDestroyed();
		instance = null;
	}
}