High-level classes encapsulating the overall Android application model.
| DatePickerDialog.OnDateSetListener | The callback used to indicate the user is done filling in the date. |
| KeyguardManager.OnKeyguardExitResult | Callback passed to exitKeyguardSecurely(KeyguardManager.OnKeyguardExitResult) to notify
caller of result. |
| PendingIntent.OnFinished | Callback interface for discovering when a send operation has completed. |
| SearchManager.OnCancelListener | See setOnCancelListener(SearchManager.OnCancelListener) for configuring your activity to monitor
search UI state. |
| SearchManager.OnDismissListener | See setOnDismissListener(SearchManager.OnDismissListener) for configuring your activity to monitor
search UI state. |
| TimePickerDialog.OnTimeSetListener | The callback interface used to indicate the user is done filling in the time (they clicked on the 'Set' button). |
| Activity | An activity is a single, focused thing that the user can do. |
| ActivityGroup | A screen that contains and runs multiple embedded activities. |
| ActivityManager | Interact with the overall activities running in the system. |
| ActivityManager.MemoryInfo | Information you can retrieve about the available memory through
getMemoryInfo(ActivityManager.MemoryInfo). |
| ActivityManager.ProcessErrorStateInfo | Information you can retrieve about any processes that are in an error condition. |
| ActivityManager.RecentTaskInfo | Information you can retrieve about tasks that the user has most recently started or visited. |
| ActivityManager.RunningAppProcessInfo | Information you can retrieve about a running process. |
| ActivityManager.RunningServiceInfo | Information you can retrieve about a particular Service that is currently running in the system. |
| ActivityManager.RunningTaskInfo | Information you can retrieve about a particular task that is currently "running" in the system. |
| AlarmManager | This class provides access to the system alarm services. |
| AlertDialog | A subclass of Dialog that can display one, two or three buttons. |
| AlertDialog.Builder | |
| AliasActivity | Stub activity that launches another activity (and then finishes itself) based on information in its component's manifest meta-data. |
| Application | Base class for those who need to maintain global application state. |
| DatePickerDialog | A simple dialog containing an DatePicker. |
| Dialog | Base class for Dialogs. |
| ExpandableListActivity | An activity that displays an expandable list of items by binding to a data source implementing the ExpandableListAdapter, and exposes event handlers when the user selects an item. |
| Instrumentation | Base class for implementing application instrumentation code. |
| Instrumentation.ActivityMonitor | Information about a particular kind of Intent that is being monitored. |
| Instrumentation.ActivityResult | Description of a Activity execution result to return to the original activity. |
| IntentService | IntentService is a base class for Services that handle asynchronous
requests (expressed as Intents) on demand. |
| KeyguardManager | Class that can be used to lock and unlock the keyboard. |
| KeyguardManager.KeyguardLock | Handle returned by newKeyguardLock(String) that allows
you to disable / reenable the keyguard. |
| LauncherActivity | Displays a list of all activities which can be performed for a given intent. |
| LauncherActivity.IconResizer | Utility class to resize icons to match default icon size. |
| LauncherActivity.ListItem | An item in the list |
| ListActivity | 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 an item. |
| LocalActivityManager | Helper class for managing multiple running embedded activities in the same process. |
| Notification | A class that represents how a persistent notification is to be presented to
the user using the NotificationManager. |
| NotificationManager | Class to notify the user of events that happen. This is how you tell the user that something has happened in the background. |
| PendingIntent | A description of an Intent and target action to perform with it. |
| ProgressDialog | A dialog showing a progress indicator and an optional text message or view. |
| SearchableInfo | Searchability meta-data for an activity. |
| SearchManager | This class provides access to the system search services. |
| Service | A Service is an application component representing either an application's desire to perform a longer-running operation while not interacting with the user or to supply functionality for other applications to use. |
| TabActivity | An activity that contains and runs multiple embedded activities or views. |
| TimePickerDialog | A dialog that prompts the user for the time of day using a TimePicker. |
| UiModeManager | This class provides access to the system uimode services. |
| WallpaperInfo | This class is used to specify meta information of a wallpaper service. |
| WallpaperManager | Provides access to the system wallpaper. |
| PendingIntent.CanceledException | Exception thrown when trying to send through a PendingIntent that has been canceled or is otherwise no longer able to execute the request. |