32.5. Visual Add-Ins
Considering that the WPF is a display technology, you've probably started to wonder whether there's a way to have an add-in generate a user interface. This isn't a small challenge. The problem is that the user interface elements in WPF aren't serializable. Thus, they can't be passed between the host application and the add-in.
Fortunately, the designers of the add-in system created a sophisticated workaround. The solution is to allow WPF applications to display user interface content that's hosted in separate application domains. In other words, your host application can display controls that are actually running in the application domain of an add-in. If you interact with these controls (clicking them, typing in them, and ...
Get Pro WPF in C# 2010: Windows Presentation Foundation in .NET 4 now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.