/// <summary>
/// Gets the generated (UI) EnhancedTreeViewItem.
/// </summary>
/// <param name="containerGenerator">The ItemContainerGenerator from the "parent".</param>
/// <param name="item">The (bound) item to get the generated UI Item.</param>
/// <returns>The generated UI EnhancedTreeViewItem. null if nothing to return.</returns>
private static EnhancedTreeViewItem ContainerFromItem(ItemContainerGenerator containerGenerator, object item)
{
if (containerGenerator != null)
{
var container = containerGenerator.ContainerFromItem(item) as EnhancedTreeViewItem;
if (container != null)
{
return container;
}
// Get items from Container through Reflection. This Property is only public in verision > .NET 4.5
IEnumerable items = containerGenerator.GetPropertyValue("Items") as IEnumerable;
if (items != null)
{
foreach (var childItem in items)
{
var parent = containerGenerator.ContainerFromItem(childItem) as EnhancedTreeViewItem;
if (parent == null)
{
continue;
}
container = parent.ItemContainerGenerator.ContainerFromItem(item) as EnhancedTreeViewItem;
if (container != null)
{
return container;
}
container = ContainerFromItem(parent.ItemContainerGenerator, item);
if (container != null)
{
return container;
}
}
}
}
return null;
}