The iOS 4 Developer’s Cookbook: Core Concepts and Essential Recipes for iOS Programmers

10. Working with Text

You might dismiss the role of text on a family of touch-based devices. After all, there’s so much information that a user can convey using simple gestures. But text plays an important role. Users have many reasons they need to enter and read characters on-screen. Text allows users to sign into accounts, view and reply to e-mail, specify URLs and read the web pages they refer to, and more. While Apple’s brilliant predictive keyboard transforms text entry into a simple and fairly reliable process, its classes and frameworks offer powerful ways to present and manipulate text from your applications. This chapter introduces text recipes that support a wide range of solutions. You’ll read about controlling keyboards, making onscreen ...