public void RemoveTouchUp2Fingers(EasyTouch.TouchUp2FingersHandler handler) { if (handler != null && this.m_TouchUp2FingersList.Contains(handler)) { this.m_TouchUp2FingersList.Remove(handler); } }
public void RegisterTouchUp2Fingers(EasyTouch.TouchUp2FingersHandler handler) { if (handler != null && !this.m_TouchUp2FingersList.Contains(handler)) { this.m_TouchUp2FingersList.Add(handler); } }