WPF: how to display enum property values in VS2008 XAML editor intellisense?

Question

I created a WPF custom control with a dependency property of an enum type.

I want the user of that control when editing the XAML in VS to see the optional values of

Answer 1

I believe it will work if you add an "XmlnsDefinition" attribute to the assembly containing the control. By the way, I ran into problems with this when trying to reference the control in the same project.