public override void OnScroll(object sender, ScrollEventArgs e) { RequestExpandItems(e.FirstVisibleItem + e.VisibleItemCount); e.IsFirstRow = e.FirstVisibleItem <= 0; e.IsLastRow = e.TotalItemCount * _desiredColumnCount >= StackList?.Count; ScrollListener?.OnScroll(sender, e); ScrollCommand?.Execute(scrollEventArgs); }
private void AssociatedObject_MouseWheel(object sender, MouseWheelEventArgs e) { ScrollCommand?.Execute(e.Delta < 0); }