Android - An Open Handset Alliance Project

android.app
public class

android.app.ApplicationContext

java.lang.Object
	android.content.Context
		android.app.ApplicationContext	ViewInflate.Factory

Common implementation of Context API, which Activity and other application classes inherit.

Known Direct Subclasses

Activity, Application, Service

Known Indirect Subclasses

ActivityGroup, ExpandableListActivity, LauncherActivity, ListActivity, MapActivity, TabActivity

Summary

Constants inherited from class android.content.Context

ACTIVITY_SERVICE, ALARM_SERVICE, BIND_AUTO_CREATE, BIND_DEBUG_UNBIND, CONTEXT_IGNORE_SECURITY, CONTEXT_INCLUDE_CODE, INFLATE_SERVICE, KEYGUARD_SERVICE, LOCATION_SERVICE, MODE_APPEND, MODE_PRIVATE, MODE_WORLD_READABLE, MODE_WORLD_WRITEABLE, NOTIFICATION_SERVICE, POWER_SERVICE, SEARCH_SERVICE, WINDOW_SERVICE

			Value
String	ACTIVITY_SERVICE	Use with getSystemService(String) to retrieve a ActivityManager for interacting with the global system state.	"activity"
String	ALARM_SERVICE	Use with getSystemService(String) to retrieve a AlarmManager for receiving intents at a time of your choosing.	"alarm"
int	BIND_AUTO_CREATE	Flag for bindService(Intent, ServiceConnection, int): automatically create the service as long as the binding exists.	1	0x00000001
int	BIND_DEBUG_UNBIND	Flag for bindService(Intent, ServiceConnection, int): include debugging help for mismatched calls to unbind.	2	0x00000002
int	CONTEXT_IGNORE_SECURITY	Flag for use with createPackageContext(String, int): ignore any security restrictions on the Context being requested, allowing it to always be loaded.	2	0x00000002
int	CONTEXT_INCLUDE_CODE	Flag for use with createPackageContext(String, int): include the application code with the context.	1	0x00000001
String	INFLATE_SERVICE	Use with getSystemService(String) to retrieve a ViewInflate for inflating layout resources in this context.	"inflate"
String	KEYGUARD_SERVICE	Use with getSystemService(String) to retrieve a NotificationManager for controlling keyguard.	"keyguard"
String	LOCATION_SERVICE	Use with getSystemService(String) to retrieve a LocationManager for controlling location updates.	"location"
int	MODE_APPEND	File creation mode: for use with openFileOutput(String, int), if the file already exists then write data to the end of the existing file instead of erasing it.	32768	0x00008000
int	MODE_PRIVATE	File creation mode: the default mode, where the created file can only be accessed by the calling application (or all applications sharing the same user ID).	0	0x00000000
int	MODE_WORLD_READABLE	File creation mode: allow all other applications to have read access to the created file.	1	0x00000001
int	MODE_WORLD_WRITEABLE	File creation mode: allow all other applications to have write access to the created file.	2	0x00000002
String	NOTIFICATION_SERVICE	Use with getSystemService(String) to retrieve a NotificationManager for informing the user of background events.	"notification"
String	POWER_SERVICE	Use with getSystemService(String) to retrieve a PowerManager for controlling power management, including "wake locks," which let you keep the device on while you're running long tasks.	"power"
String	SEARCH_SERVICE	Use with getSystemService(String) to retrieve a SearchManager for handling searches.	"search"
String	WINDOW_SERVICE	Use with getSystemService(String) to retrieve a ViewManager for accessing the system's window manager.	"window"

Public Constructors

					ApplicationContext(ApplicationContext context)
					Create a new ApplicationContext from an existing one.

Public Methods

	boolean	bindService(Intent service, ServiceConnection conn, int flags)
		Connect to an application service, creating it if needed.
	void	broadcastIntent(Intent intent, String receiverPermission)
		Broadcast the given intent to all interested IntentReceivers, allowing an optional required permission to be enforced.
	void	broadcastIntent(Intent intent, String receiverPermission, IntentReceiver resultReceiver, Handler scheduler, int initialCode, String initialData, Bundle initialExtras)
		Version of broadcastIntent(Intent) that allows you to receive data back from the broadcast.
	void	broadcastIntent(Intent intent)
		Broadcast the given intent to all interested IntentReceivers.
	void	broadcastIntentSerialized(Intent intent, String receiverPermission)
		Broadcast the given intent to all interested IntentReceivers, delivering them one at a time to allow more preferred receivers to consume the broadcast before it is delivered to less preferred receivers.
	void	broadcastStickyIntent(Intent intent)
		Perform a broadcastIntent(Intent) that is "sticky," meaning the Intent you are sending stays around after the broadcast is complete, so that others can quickly retrieve that data through the return value of registerReceiver(IntentReceiver, IntentFilter).
	int	checkCallingOrSelfPermission(String permission)
		Determine whether the calling process of an IPC or you have been granted a particular permission.
	int	checkCallingPermission(String permission)
		Determine whether the calling process of an IPC you are handling has been granted a particular permission.
	int	checkPermission(String permission, int pid, int uid)
		Determine whether the given permission is allowed for a particular process and user ID running in the system.
	void	clearWallpaper()
		Remove any currently set wallpaper, reverting to the system's default wallpaper.
	void	closeExternalStorageFiles(String storagePath)
		Called when we receive a MEDIA_EJECT_ACTION notification.
	SQLiteDatabase	createDatabase(String name, int version, int mode, CursorFactory factory)
		Create a new private SQLiteDatabase associate with this Context's application package.
	Context	createPackageContext(String packageName, int flags)
		Return a new Context object for the given application name.
	boolean	deleteDatabase(String name)
		Delete an existing private SQLiteDatabase associated with this Context's application package.
	boolean	deleteFile(String name)
		Delete the given private file associated with this Context's application package.
	String[]	fileList()
		Returns an array of strings naming the private files associated with this Context's application package.
	AssetManager	getAssets()
		Return an AssetManager instance for your application's package.
	ClassLoader	getClassLoader()
		Return a class loader you can use to retrieve classes in this package.
	ContentResolver	getContentResolver()
		Return a ContentResolver instance for your application's package.
	File	getDatabasePath(String name)
		Returns the absolute path on the filesystem where a database created with createDatabase(String, int, int, SQLiteDatabase.CursorFactory) is stored.
	File	getDir(String name, int mode)
		Retrieve, creating if needed, a new directly in which the application can place its own custom data files.
	File	getFileStreamPath(String name)
		Returns the absolute path on the filesystem where a file created with openFileOutput(String, int) is stored.
	File	getFilesDir()
		Returns the absolute path to the directory on the filesystem where files created with openFileOutput(String, int) are stored.
static	long	getInstanceCount()
	PackageManager	getPackageManager()
		Return PackageManager instance to find global package information.
	String	getPackageName()
		Return the name of this application's package.
	String	getPackagePath()
		Return the full path to this context's application package.
	Resources	getResources()
		Return a Resources instance for your application's package.
	SharedPreferences	getSharedPreferences(String name, int mode)
		Retrieve and hold the contents of the preferences file 'name', returning a SharedPreferences through which you can retrieve and modify its values.
	Object	getSystemService(String name)
		Return the handle to a system-level service by name.
	Theme	getTheme()
		Return the current Theme object.
	Drawable	getWallpaper()
		Like peekWallpaper(), but always returns a valid Drawable.
	View	onCreateView(String name, Context context, AttributeSet attrs, Map inflateParams)
		Stub implementation of onCreateView(String, Context, AttributeSet, Map) used when inflating with the ViewInflate returned by getSystemService(String).
	SQLiteDatabase	openDatabase(String name, CursorFactory factory)
		Open an existing private SQLiteDatabase associated with this Context's application package.
	FileInputStream	openFileInput(String name)
		Open a private file associated with this Context's application package for reading.
	FileOutputStream	openFileOutput(String name, int mode)
		Open a private file associated with this Context's application package for writing.
	Drawable	peekWallpaper()
		Retrieve the current system wallpaper.
	void	registerExternalStorageListener()
		Registers an intent to listen for MEDIA_EJECT_ACTION notifications.
	Intent	registerReceiver(IntentReceiver receiver, IntentFilter filter)
		Register an IntentReceiver to be run in the main activity thread.
	Intent	registerReceiver(IntentReceiver receiver, IntentFilter filter, String broadcastPermission, Handler scheduler)
		Register to receive intent broadcasts, to run in the context of `scheduler`.
	void	setTheme(int resid)
		Set the base theme for this context.
	void	setThreadPriority(int threadId, int priority)
		Change the priority of a thread running in your process.
	void	setWallpaper(InputStream data)
		Change the current system wallpaper to a specific byte stream.
	void	setWallpaper(Bitmap bitmap)
		Change the current system wallpaper to a bitmap.
	DialogInterface	showAlert(CharSequence title, int iconId, CharSequence message, CharSequence button1Text, OnClickListener button1Listener, CharSequence button2Text, OnClickListener button2Listener, CharSequence button3Text, OnClickListener button3Listener, boolean cancelable, OnCancelListener cancelListener)
		Display a simple, non-blocking two button alert dialog.
	DialogInterface	showAlert(CharSequence title, CharSequence message, CharSequence button1Text, Message button1Callback, CharSequence button2Text, Message button2Callback, boolean cancelable, Message cancelCallback)
		This method is deprecated. use showAlert(CharSequence, int, CharSequence, CharSequence, DialogInterface.OnClickListener, CharSequence, DialogInterface.OnClickListener, boolean, DialogInterface.OnCancelListener)
	DialogInterface	showAlert(CharSequence title, int iconId, CharSequence message, CharSequence button1Text, OnClickListener button1Listener, CharSequence button2Text, OnClickListener button2Listener, boolean cancelable, OnCancelListener cancelListener)
		Display a simple, non-blocking two button alert dialog.
	DialogInterface	showAlert(CharSequence title, int iconId, CharSequence message, CharSequence buttonText, boolean cancelable)
		Display a simple, non-blocking one button alert dialog.
	DialogInterface	showAlert(CharSequence title, int iconId, CharSequence message, CharSequence buttonText, OnClickListener buttonListener, boolean cancelable, OnCancelListener cancelListener)
		Display a simple, non-blocking one button alert dialog.
	void	startActivity(Intent intent)
		Launch a new activity.
	boolean	startInstrumentation(ComponentName className, String profileFile, Bundle arguments)
		Start executing an Instrumentation class.
	ComponentName	startService(Intent service, Bundle args)
		Request that a given application service be started.
	boolean	stopService(Intent service)
		Request that a given application service be stopped.
	void	unbindService(ServiceConnection conn)
		Disconnect from an application service.
	void	unbroadcastStickyIntent(Intent intent)
		Remove the data previously sent with broadcastStickyIntent(Intent), so that it is as if the sticky broadcast had never happened.
	void	unregisterReceiver(IntentReceiver receiver)
		Unregister a previously registered IntentReceiver.

Protected Methods

				void	applyThemeResource(Theme theme, int resid, boolean first)
					Called by setTheme(int) and getTheme() to apply a theme resource to the current Theme object.
				void	finalize()
					Called by the virtual machine when there are no longer any (non-weak) references to the receiver.

Methods inherited from class android.content.Context

bindService, broadcastIntent, broadcastIntent, broadcastIntent, broadcastIntentSerialized, broadcastStickyIntent, checkCallingOrSelfPermission, checkCallingPermission, checkPermission, clearWallpaper, createDatabase, createPackageContext, deleteDatabase, deleteFile, fileList, getAssets, getClassLoader, getContentResolver, getDatabasePath, getDir, getFileStreamPath, getFilesDir, getPackageManager, getPackageName, getResources, getSharedPreferences, getString, getString, getSystemService, getText, getTheme, getWallpaper, obtainStyledAttributes, obtainStyledAttributes, obtainStyledAttributes, obtainStyledAttributes, openDatabase, openFileInput, openFileOutput, peekWallpaper, registerReceiver, registerReceiver, setTheme, setThreadPriority, setWallpaper, setWallpaper, showAlert, showAlert, showAlert, showAlert, showAlert, startActivity, startInstrumentation, startService, stopService, unbindService, unbroadcastStickyIntent, unregisterReceiver