5. Working with View Controllers
View controllers simplify view management for many iOS applications. They allow you to build applications that centralize many tasks, including view management, orientation changes, and view unloading during low-memory conditions. Each view controller owns a hierarchy of views, which presents a complete element of a unified interface.
In the previous chapter, you built view-controller-based applications using Xcode and Interface Builder. Now it’s time to take a deeper look at using view-controller-based classes and how to apply them to real-world situations for both iPhone/iPod and iPad design scenarios. In this chapter you discover how to build simple menus, create view navigation trees, design tab-bar-based ...
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