Hi,
it is LOB application using Sql Server Database through Repository and Service layer.
the scenario is: i have a control panel reside in Navigation Region of ShellWindow. it containes list of systems when i select one EA publish the event for which controller in another module subscribe and trigger the method that contains the above code to display the details of the selected system in the main region.the VM is imported to the view in the code behind and i added above the xaml code for the tabcontrol that represent main region in which code will be displayed.
I hope this clarification could help.