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

Adding Editor Behaviors

You need a reference to each field so you can populate and read the text. As before, you add the behaviors in two steps: First, you add the outlets and actions, and then you implement the behaviors. You use Table 3-3 for setting the outlets and actions. As before, you want to open the storyboard with the Assistant editor showing CarEditViewController.h.

Table 3-3 CarEditViewController.h Outlets

To set values for the Car Number label and the text fields, you need a reference to the car object being edited as well as the car number. The add/view scene needs to communicate data to the edit scene. The first approach is to ...