The deck and sample projects are attached to this post as a zip file. To download, click the Attachments link below.
Sample code covers:
The TreeView sample covers both a databound TreeView and a dynamically loaded and sync'd tree (ala msdn2).
Note that the ContentProvider class is just a place holder for similar functionality in your own app. In other words, the code in this class is pure demo-ware and should be replaced with your own code that fits your business needs.