Learning iOS Development: A Hands-on Guide to the Fundamentals of iOS Programming

CarValet: Adding a Tab Bar

For a storyboard, you add a tab bar controller the same way you add a navigation controller: Select the root-view controller or controllers and then select Editor > Embed In > Tab Bar Controller. The selected view controllers all have to be at the same level of an application. This means you cannot select both a navigation controller, such as the add/view scene controller, and a subview of that controller, such as the car image scene controller.

Next, you add a tab bar controller to the CarValet app and include tabs for the add/view, car image, and about scenes. First, add the tab bar controller:

1. Add the CH07 Assets TabBar Icons folder that comes as part of the code for Chapter 7 to the Images.xcassets.

2. Open the ...