protected override void Dispose(bool disposing) { GenericMotion -= HandleGenericMotion; Touch -= HandleTouch; _listener = null; _detector?.Dispose(); _detector = null; base.Dispose(disposing); }
protected override void OnElementChanged(ElementChangedEventArgs <CustomView> e) { base.OnElementChanged(e); if (e.OldElement == null) { GenericMotion += HandleGenericMotion; Touch += HandleTouch; _listener = new CustomViewListener(Element); _detector = new GestureDetector(_listener); } }