Android™ How to Program, Second Edition

5.3.3. Fragment Lifecycle Methods

Like an Activity, each Fragment has a lifecycle and provides methods that you can override to respond to lifecycle events. In this app, you’ll override:

• onCreate—This method (which you’ll override in class SettingsFragment) is called when a Fragment is created. The QuizFragment and SettingsFragment are created when their parent activities’ layouts are inflated, and the DialogFragment that displays the quiz results is created when you complete a quiz.

• onCreateView—This method (which you’ll override in class QuizFragment) is called after onCreate to build and return a View containing the Fragment’s GUI. As you’ll see, this method receives a LayoutInflater, which you’ll use to programmatically inflate a Fragment ...