Cover Page by Erica Sadun

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8. Common Controllers

The iOS software development kit (SDK) provides a wealth of system-supplied controllers that you can use in your day-to-day development tasks. This chapter introduces some of the most popular ones. You read about selecting images from your device library, snapping photos, and recording and editing videos. You discover how to allow users to compose e-mails and text messages, and how to post updates to social services like Twitter and Facebook. Each controller offers a way to leverage prepackaged iOS system functionality. Here’s the know-how you need to get started using them.

Image Picker Controller

The UIImagePickerController class enables users to select images from a device’s media library and to snap pictures with its ...

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