// Token: 0x0600592F RID: 22831 RVA: 0x0018A4C1 File Offset: 0x001886C1
internal void PrepareItemContainer(object item, ItemsControl parentItemsControl)
{
Helper.ClearVirtualizingElement(this);
TreeViewItem.IsVirtualizingPropagationHelper(parentItemsControl, this);
if (VirtualizingPanel.GetIsVirtualizing(parentItemsControl))
{
Helper.SetItemValuesOnContainer(parentItemsControl, this, item);
}
}
// Token: 0x06005A25 RID: 23077 RVA: 0x0018D700 File Offset: 0x0018B900
private static void VirtualizationPropertyChangePropagationRecursive(DependencyObject parent, Panel itemsHost)
{
UIElementCollection internalChildren = itemsHost.InternalChildren;
int count = internalChildren.Count;
for (int i = 0; i < count; i++)
{
IHierarchicalVirtualizationAndScrollInfo hierarchicalVirtualizationAndScrollInfo = internalChildren[i] as IHierarchicalVirtualizationAndScrollInfo;
if (hierarchicalVirtualizationAndScrollInfo != null)
{
TreeViewItem.IsVirtualizingPropagationHelper(parent, (DependencyObject)hierarchicalVirtualizationAndScrollInfo);
Panel itemsHost2 = hierarchicalVirtualizationAndScrollInfo.ItemsHost;
if (itemsHost2 != null)
{
VirtualizingPanel.VirtualizationPropertyChangePropagationRecursive((DependencyObject)hierarchicalVirtualizationAndScrollInfo, itemsHost2);
}
}
}
}
private static void VirtualizationPropertyChangePropagationRecursive(DependencyObject parent, Panel itemsHost)
{
UIElementCollection children = itemsHost.InternalChildren;
int childrenCount = children.Count;
for (int i = 0; i < childrenCount; i++)
{
IHierarchicalVirtualizationAndScrollInfo virtualizingChild = children[i] as IHierarchicalVirtualizationAndScrollInfo;
if (virtualizingChild != null)
{
TreeViewItem.IsVirtualizingPropagationHelper(parent, (DependencyObject)virtualizingChild);
Panel childItemsHost = virtualizingChild.ItemsHost;
if (childItemsHost != null)
{
VirtualizationPropertyChangePropagationRecursive((DependencyObject)virtualizingChild, childItemsHost);
}
}
}
}