private void SelectItemFromVM(ICompositeItem obj)
{
if (FindTreeViewItem(TreeViewControl, obj) is TreeViewItem treeViewItem)
{
treeViewItem.IsSelected = true;
}
}
//Note: https://stackoverflow.com/a/32628562
private TreeViewItem FindTreeViewItem(
ItemsControl itemsControl,
ICompositeItem findItem)
{
//Search for the object model in first level children (recursively)
if (itemsControl.ItemContainerGenerator.ContainerFromItem(findItem) is TreeViewItem positiveResult)
{
return(positiveResult);
}
//Loop through user object models
foreach (var item in itemsControl.Items)
{
//Get the TreeViewItem associated with the iterated object model
if (itemsControl.ItemContainerGenerator.ContainerFromItem(item) is TreeViewItem tviLevel2 &&
FindTreeViewItem(tviLevel2, findItem) is TreeViewItem positiveResultLevel2)
{
return(positiveResultLevel2);
}
}
return(null);
}
