void Awake()
        {
            backButton = new BackPressureButton (connector);
            frontButton = new FrontPressureButton (connector);

            OnBackTap += new OnBackTapEvent (listener.OnBackTap);
            OnFrontTap += new OnFrontTapEvent (listener.OnFrontTap);
        }
 void Awake()
 {
     OnBackTap += new OnBackTapEvent (listener.OnBackTap);
     OnFrontTap += new OnFrontTapEvent (listener.OnFrontTap);
 }