C# (CSharp) Windows.UI.Xaml.Controls VirtualizingPanel示例

示例#1

文件： ListViewBase.managed.cs 项目： unoplatform/uno

 private void TryLoadMoreItems()
 {
     if (VirtualizingPanel.GetLayouter() is { } layouter)
     {
         TryLoadMoreItems(layouter.LastVisibleIndex);
     }
 }

示例#2

 private void RemoveItems(int firstItem, int count, int section)
 {
     if (VirtualizingPanel != null)
     {
         VirtualizingPanel.GetLayouter().RemoveItems(firstItem, count, section);
     }
     else
     {
         Refresh();
     }
 }

示例#3

        private protected override void Refresh()
        {
            base.Refresh();

            if (VirtualizingPanel != null)
            {
                VirtualizingPanel.GetLayouter().Refresh();

                InvalidateMeasure();
            }
        }