private void TryLoadMoreItems()
{
if (VirtualizingPanel.GetLayouter() is { } layouter)
{
TryLoadMoreItems(layouter.LastVisibleIndex);
}
}
private void RemoveItems(int firstItem, int count, int section)
{
if (VirtualizingPanel != null)
{
VirtualizingPanel.GetLayouter().RemoveItems(firstItem, count, section);
}
else
{
Refresh();
}
}
private protected override void Refresh()
{
base.Refresh();
if (VirtualizingPanel != null)
{
VirtualizingPanel.GetLayouter().Refresh();
InvalidateMeasure();
}
}