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Updated: |
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142565 | Feb 10,2019 10:56 PM UTC | Feb 11,2019 07:29 AM UTC | Xamarin.Forms | 1 |
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Tags: SfListView |
private void Bindable_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
{
var listView = sender as SfListView;
if (e.PropertyName == "SelectedItem")
{
var selectedItemIndex = listView.DataSource.DisplayItems.IndexOf(listView.SelectedItem);
selectedItemIndex += (listView.HeaderTemplate != null && !listView.IsStickyHeader || !listView.IsStickyGroupHeader) ? 1 : 0;
selectedItemIndex -= (listView.GroupHeaderTemplate != null && listView.IsStickyGroupHeader) ? 1 : 0;
var visualContainer = listView.GetVisualContainer();
var visibleLineInfo = visualContainer.ScrollRows.GetVisibleLineAtLineIndex(selectedItemIndex);
if (visibleLineInfo == null)
(listView.LayoutManager as LinearLayout).ScrollToRowIndex(selectedItemIndex);
}
} |
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