Chapter 9UINavigationBar and UINavigationController

Key Skills & Concepts

• Understanding UINavigationBar, UINavigationController, and UINavigationItem

• Understanding how to use a navigation bar in a simple application

• Understanding how to programmatically manipulate a navigation bar’s items

• Adding a navigation bar to a tab in a tabbed application

A navigation bar is displayed along a window’s top, just below the status bar. The navigation bar optionally contains a title for each view displayed and one or more buttons. Typically, the button on the bar’s right, when clicked, takes the user to the next step in another view, although sometimes applications use the right button as a “done” button. The button on the bar’s left is a Back button, ...

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