iOS Programming: The Big Nerd Ranch Guide

Determining the User’s Preferred Text Size

Now it is time to turn our attention to the BNRItemsViewController. You will need to update two parts of this view controller for Dynamic Type: the rows of your table view will grow or shrink in response to the user changing the preferred text size, and the BNRItemCell will need to be updated similarly to how you updated the BNRDetailViewController. Let’s begin by updating the table view row height.

The goal is to have the table view row heights reflect the preferred Dynamic Type text size of the user. If the user chooses a larger text size, the rows will be taller in order to accommodate the text. Since this is not a problem that Auto Layout will solve, the row heights will need to be set ...