java 跑步移动的小人

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

public class midlet extends MIDlet {
Display display;

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

protected void destroyApp(boolean arg0) throws MIDletStateChangeException {
// TODO Auto-generated method stub

}

protected void pauseApp() {
// TODO Auto-generated method stub

}

protected void startApp() throws MIDletStateChangeException {
// TODO Auto-generated method stub
display.setCurrent(new MyCanvas(this));
}

}