There’s a different structure for universal apps

Since we’re starting out building an app that will build for both devices, there’s a different structure from the beginning. Some logic will be shared between the two devices, like data management, while the UI logic will be separated for each device.

Jim:  OK, what do we do now? All we have is an empty view.

Joe:  Well, we need to add two table views, the tab bar navigation controller to switch between those views, and the detail view.

Frank:  So do we need a bunch of new nib files to handle all these views and controls?

Jim:  Ugh. This basic template gave us nothing!

Joe:  It’s not so bad. I like to think of it as a blank slate. Let’s see, we can start with the tab bar and tab bar controller...