Per-child layout information associated with action bar custom views. API Doc
 Helper class for building an options Bundle that can be used with Context.startActivity(Intent, Bundle) and related methods.  API Doc
 Describes an application error. A report has a type, which is one of TYPE_NONE uninitialized instance of ApplicationErrorReport. TYPE_CRASH… API Doc
 An activity is a single, focused thing that the user can do. Almost all activities interact with the user, so the Activity class takes care of … API Doc
 Interact with the overall activities running in the system.  API Doc
 This class provides access to the system alarm services. These allow you to schedule your application to be run at some point in the future. … API Doc
 A subclass of Dialog that can display one, two or three buttons. If you only want to display a String in this dialog box, use the setMessage()… API Doc
 Base class for those who need to maintain global application state. You can provide your own implementation by specifying its name in your … API Doc
 A simple dialog containing an DatePicker. See the Pickers guide. API Doc
 A fragment that displays a dialog window, floating on top of its activity's window. This fragment contains a Dialog object, which it displays as… API Doc
 The download manager is a system service that handles long-running HTTP downloads. Clients may request that a URI be downloaded to a particular… API Doc
 A Fragment is a piece of an application's user interface or behavior that can be placed in an Activity. Interaction with fragments is done… API Doc
 Interface for interacting with Fragment objects inside of an Activity Developer Guides For more information about using fragments, read the … API Doc
 Base class for implementing application instrumentation code. When running with instrumentation turned on, this class will be instantiated for… API Doc
 This class may be used to filter download manager queries.  API Doc
 Information about a particular kind of Intent that is being monitored. An instance of this class is added to the current instrumentation through… API Doc
 Description of a Activity execution result to return to the original activity.  API Doc
 Class for interacting with the device's UI by simulation user actions and introspection of the screen content. It relies on the platform… API Doc
 An activity that displays a list of items by binding to a data source such as an array or Cursor, and exposes event handlers when the user selects… API Doc
 Class to notify the user of events that happen. This is how you tell the user that something has happened in the background. Notifications can… API Doc
 A description of an Intent and target action to perform with it. Instances of this class are created with getActivity(Context, int, Intent, int),… API Doc
 A dialog showing a progress indicator and an optional text message or view. Only a text message or a view can be used at the same time.The dialog… API Doc
 A Service is an application component representing either an application's desire to perform a longer-running operation while not interacting with… API Doc
  This class was deprecated in API level 13. New applications should use Fragments instead of this class; to continue to run on… API Doc
 Exception thrown when trying to send through a PendingIntent that has been canceled or is otherwise no longer able to execute the request.  API Doc
 Base class for presentations. A presentation is a special kind of dialog whose purpose is to present content on a secondary display. A… API Doc
 This class provides access to the system uimode services. These services allow applications to control UI modes of the device. It provides… API Doc
 A tab in the action bar. Tabs manage the hiding and showing of Fragments.  API Doc
  This class was deprecated in API level 13. Use the new Fragment and FragmentManager APIs instead; these are also available on… API Doc
 Information you can retrieve about the available memory through getMemoryInfo(ActivityManager.MemoryInfo).  API Doc
 Information you can retrieve about tasks that the user has most recently started or visited.  API Doc
 Information you can retrieve about a particular Service that is currently running in the system.  API Doc
 A window feature at the top of the activity that may display the activity title, navigation modes, and other interactive items. Beginning with… API Doc
 This class contains all the information necessary to request a new download. The URI is the only required parameter. Note that the default… API Doc
 An activity that displays an expandable list of items by binding to a data source implementing the ExpandableListAdapter, and exposes event… API Doc
 Base class for Dialogs. Note: Activities provide a facility to manage the creation, saving and restoring of dialogs. See onCreateDialog(int), … API Doc
 API for performing a set of Fragment operations. Developer Guides For more information about using fragments, read the Fragments developer… API Doc
 IntentService is a base class for Services that handle asynchronous requests (expressed as Intents) on demand. Clients send requests through… API Doc
  This class was deprecated in API level 13. Use FLAG_DISMISS_KEYGUARD and/or FLAG_SHOW_WHEN_LOCKED instead; this allows you to… API Doc
 Class that can be used to lock and unlock the keyboard. Get an instance of this class by calling getSystemService(java.lang.String) with argument… API Doc
 Interface associated with an Activity or Fragment for managing one or more Loader instances associated with it. This helps an application manage… API Doc
  This class was deprecated in API level 13. Use the new Fragment and FragmentManager APIs instead; these are also available on… API Doc
 Convenience for implementing an activity that will be implemented purely in native code. That is, a game (or game-like thing). There is no need… API Doc
 Builder class for Notification objects. Provides a convenient way to set the various fields of a Notification and generate content views using… API Doc
 This class provides access to the system search services. In practice, you won't interact with this class directly, as search services are… API Doc
 Searchability meta-data for an activity. Only applications that search other applications should need to use this class. See Searchable… API Doc
 The callback interface used to indicate the user is done filling in the time (they clicked on the 'Set' button).  API Doc
 A dialog that prompts the user for the time of day using a TimePicker. See the Pickers guide. API Doc
 This class is used to specify meta information of a wallpaper service.  API Doc
 Provides access to the system wallpaper. With WallpaperManager, you can get the current wallpaper, get the desired dimensions for the wallpaper,… API Doc
 A class that represents how a persistent notification is to be presented to the user using the NotificationManager. The Notification.Builder has… API Doc