import javax.microedition.midlet.* ;
import javax.microedition.lcdui.* ;
public class GameMIDlet extends MIDlet
implements CommandListener
{
        Display display ;
        public GameMIDlet()
        {
                display = Display.getDisplay(this) ;
        }
        MyGameCanvas mgc ;
        //MyGameWithInputCanvas mgc ;
        //MyGameWithSpriteCanvas mgc ;
        //MyGameWithSpriteCanvas1 mgc ;
        MyGameWithSpriteCanvas2 mgc ;
        public void startApp()
        {
                if(mgc==null)
                {
                        mgc = new MyGameCanvas();
                        //mgc = new MyGameWithInputCanvas();
                        //mgc = new MyGameWithSpriteCanvas();
                        //mgc = new MyGameWithSpriteCanvas1();
                        //mgc = new MyGameWithSpriteCanvas2();
                        mgc.addCommand(new Command("開始", Command.OK, 1));
                        mgc.addCommand(new Command("結束", Command.EXIT, 2));
                        mgc.setCommandListener(this);
                        display.setCurrent(mgc);
                }
        }
        public void commandAction(Command c,Displayable s)
        {
                String cmd = c.getLabel() ;
                if(cmd.equals("開始"))
                {
                        mgc.start() ;
                }else if(cmd.equals("結束"))
                {
                        mgc.exit() ;
                        notifyDestroyed() ;
                }

        }
        public void pauseApp()
        {

        }
        public void destroyApp(boolean unconditional)
        {
        }
}