Navigation Controller

Think about using the Settings app. Better still, open it up and explore a little. You can lay out the content of the Settings app as an inverted tree, with the main screen at the top, and all the content screens as the leaves. Figure 7-1 shows a partial hierarchy with the leaf nodes in italic.


Figure 7-1 Partial settings hierarchy

This is a very common way to organize your content on iPhones and iPod touches. It elegantly solves how to show lots of content in a small space. Settings lets you modify hundreds of options for your iPhone and the apps it contains. Using a hierarchy to “fold” the content works well with both ...

Get Learning iOS Development: A Hands-on Guide to the Fundamentals of iOS Programming now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.