SandDock is a 3rd party Docking Library. UIAVerify shows the DockableWindow's ControlType is ControlType.Window.
When I call
I got "Could not find TestControl for ControlType=window and FrameworkId:WPF".
I found ControlType.Window is not added to ControlDictionary. So in ControlDictionary I added
At least for now I can change focus between those windows. Why is ControlType.Window is not in ControlDictionary? Is my fix correct?