Treeview hide [+] [-] buttons

Question

Does anyone know how to hide the [-] button for a treeview? The treeview will never be collapsed, and therefore I dont need the root node to have the collapse option. I know

Answer 1

I implemented this recently. On the TreeView control I just set:

IsHitTestVisible="False"

and added into my app.xaml:

Though this removes the ability to select any of the TreeViewItems. I just did it because I wanted the simple hierachical representation of some data I had.