/// <summary>
/// Returns True if an ancestor is Selected. Returns False if an ancestor is not selected.
/// </summary>
public Boolean IsAncestorSelected(BaseTreeNode treeNode)
{
BaseTreeNode parent = treeNode.Parent;
while (parent != null)
{
if (ListView.IsSelected(parent))
{
return(true);
}
parent = parent.Parent;
}
return(false);
}
