![]() ![]() Use with #getSystemService(String) to retrieve a for controlling locationįor managing 2.Ī for interacting with media metrics Use with #getSystemService(String) to retrieve a instance for managing occasionalĪ for controlling keyguard.Ī.LauncherApps for querying and monitoring launchable apps acrossĪ for inflating layout resources in this Use with #getSystemService(String) to accessĪ to handle display hashes.Ī for interacting with display devices.Ī. to retrieve approval andĪ for requesting HTTP downloads.Īndroid.os.DropBoxManager instance for recordingĪ to manage the device eUICC (embedded SIM).ĭefault value for Header#id Header.id indicating that noĪ for accessing inputĪ for interacting with input devices.Ī for encrypting Sockets or Networks with Use with #getSystemService(String) to retrieve a for handling management ofĪ for transmitting infraredĪ.CrossProfileApps for cross profile operations.Ī for working with global Use with #getSystemService(String) to retrieve a for performing network connectivity diagnosticsĪs well as receiving network connectivity information from the system. Use with #getSystemService(String) to retrieve a for contributing and accessing data blobsįrom the blob store maintained by the system.Ī for using Bluetooth.Ī for interacting withĪ for obtainingĬaptioning properties and listening for changes in captioningĪ for reading carrier configuration values.Ī for accessing and modifyingĪ for managing companion devices Lower the target service's importance to below the perceptible level.Ī for handlingīiometric and PIN/pattern/password authentication. Indexing and querying app data managed by the system.Ī for accessing AppWidgets.Ī for handling management of volume,Īndroid.os.BatteryManager for managing battery state.įlag for #bindService: If binding from an app that is visible or user-perceptible, Use with #getSystemService(String) to retrieve anĪ for ![]() Use with #getSystemService(String) to retrieve aĪ for giving the userįeedback for UI events through the registered event listeners.Ī for receiving intents at aĪ for interacting with the globalĪ for receiving intents at aĪ for tracking application operations PreferenceActivity(IntPtr, JniHandleOwnership)Ī constructor used when creating managed representations of JNI objects called by the runtime. Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License. Import .IOnPreferenceStartFragmentCallback IJavaObject IJavaPeerable IDisposable Remarks Preferences with value displayed as summaryĬustom Preferences without extending PreferenceActivityĪpplication main layout - activity_main.xml Īpplication main Activity - MainActivity.java package com.as400samplecode ![]() To read values, use SharedPreferences methods such as getBoolean() and getString().Īndorid application manifest file - AndroidManifest.xml Īpplication strings resource - strings.xml Īndroid Preferences Tutorial and Sample Code Add values with methods such as putBoolean() and putString().Call edit() to get a SharedPreferences.Editor.Because this will be the only preferences file for your Activity, you don't supply a name. Use this if you need only one preferences file for your Activity. ![]() Use this if you need multiple preferences files identified by name, which you specify with the first parameter.To get a SharedPreferences object for your application, use one of two methods: Shared preferences are not strictly for saving "user preferences," such as what ringtone a user has chosen. This data will persist across user sessions (even if your application is killed). You can use SharedPreferences to save any primitive data: booleans, floats, ints, longs, and strings. The SharedPreferences class provides a general framework that allows you to save and retrieve persistent key-value pairs of primitive data types. ![]()
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