Earlier this year I blogged on how to use the WPF Tree View to view multiple levels. Since then I have had many requests to do the same in WPF. Luckily, the code is almost identical. Here is a blog post on using the WPF Tree View that has multiple levels.)
There are many examples of the Silverlight Tree View that you will find on the web, however, most of them only show you how to go to two levels. What if you have more than two levels? This is where understanding exactly how the Hierarchical Data Templates works is vital. In this blog post, I am going to break down how these templates work so you can really understand what is going on underneath the hood.)