Assembly Preview Window

[ceduca]

Hi,

How to make a preview window like this shown in ToolSpace using .NET?

  

I found some examples, but static ones:

http://adndevblog.typepad.com/autocad/2012/05/showing-part-of-the-model-space-in-a-net-formdialog.ht...

I'm trying to make a Palette showing the assemblies and subassemblies, as shown in the example.