Introduction
This blog gives a code example how to find and focus TreeView item at run time
using c#, see the following code, you will come to your know the logic
foreach
(object obje in
this.filterableTreeview.Items)
{
TreeViewItem TVI = (TreeViewItem)filterableTreeview.ItemContainerGenerator.ContainerFromItem(obje);
if (TVI.Header.ToString().ToLower()
== this.txtsearch.Text.ToLower())
{
TVI.Background = Brushes.Red;
TVI.IsExpanded = true;
}
if (TVI.Items.Count
> 0)
this.Search(TVI);
}