import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;
import java.lang.String;
import java.io.*;
import javax.microedition.media.control.*;
import javax.microedition.media.*;
public class MG extends MIDlet implements CommandListener
{
	static GM gm;
	static Display b;
	static Loading ld;
	static Thread bt;
	Command back1;
	Command back2;
	static boolean showHelp,showGame;
	Form t;
	public MG()
	{
		showHelp=false;
		showGame=false;
	}
	public void startApp()
	{
		if(b==null)
		{
			b=Display.getDisplay(this);
			gm=new GM(this);//初始化
			ld=new Loading(2);
			Thread load=new Thread(ld);
			load.start();
			show(ld);
		}
	}
	public void pauseApp()
	{
	}
	public void destroyApp(boolean unditional)
	{
	}
	public static void show(Displayable s)
	{
		b.setCurrent(s);
	}
	//退出游戲
	public void exit()
	{
		destroyApp(true);
		notifyDestroyed();
	}			
	public void commandAction(Command c,Displayable s)
	{
		if(c==back1&&back1.getLabel()=="返回")
		{
			t=null;
			back1=null;
			back2=null;
			show(gm);
			showHelp=false;
		}
		if(c==back2&&back2.getLabel()=="返回")
		{
			t=null;
			back2=null;
			back1=null;
			show(GM.mgc);
			showHelp=false;
		}
	}
}