Basic info: VS2010, .Net 4.0 WPF application. I'm trying to write a dialog box that allows a user to edit a fairly simple configuration file, opened as an XMLDataProvider as an application-level ...

I'm working on my first WPF app and I'm stuck on something that shouldn't be so difficult.<BR><BR>Basically I've got a List (actually ObservableCollection) of strings. I've got a ListView with a ...