Android Tutorial

By : Ketan Bhimani

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preference name as a variable (in a base class or header) so that

you can reuse the name across multiple activities. For example

public static final String PREFERENCE_FILENAME = “AppPrefs”;

Searching and Reading Preferences

Reading preferences is straightforward. Simply retrieve the

SharedPreferences instance you want to read. You can check for a

preference by name, retrieve strongly typed preferences, and

register to listen for changes to the preferences. Table describes

some helpful methods in the SharedPreferences interface.

Important android.content.SharedPreferences Methods

Adding, Updating, and Deleting Preferences

To change preferences, you need to open the preference Editor,

make your changes, and commit them. Table describes some

helpful methods in the Shared Preferences. Editor interface.