android.content

Class Context

java.lang.Object

android.content.Context

Direct Known Subclasses:

ContextWrapper

public abstract class Context
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static String	ACCESSIBILITY_SERVICE
static String	ACCOUNT_SERVICE
static String	ACTIVITY_SERVICE
static String	ALARM_SERVICE
static String	AUDIO_SERVICE
static int	BIND_ABOVE_CLIENT
static int	BIND_ADJUST_WITH_ACTIVITY
static int	BIND_ALLOW_OOM_MANAGEMENT
static int	BIND_AUTO_CREATE
static int	BIND_DEBUG_UNBIND
static int	BIND_IMPORTANT
static int	BIND_NOT_FOREGROUND
static int	BIND_WAIVE_PRIORITY
static String	CLIPBOARD_SERVICE
static String	CONNECTIVITY_SERVICE
static int	CONTEXT_IGNORE_SECURITY
static int	CONTEXT_INCLUDE_CODE
static int	CONTEXT_RESTRICTED
static String	DEVICE_POLICY_SERVICE
static String	DOWNLOAD_SERVICE
static String	DROPBOX_SERVICE
static String	INPUT_METHOD_SERVICE
static String	INPUT_SERVICE
static String	KEYGUARD_SERVICE
static String	LAYOUT_INFLATER_SERVICE
static String	LOCATION_SERVICE
static String	MEDIA_ROUTER_SERVICE
static int	MODE_APPEND
static int	MODE_ENABLE_WRITE_AHEAD_LOGGING
static int	MODE_MULTI_PROCESS
static int	MODE_PRIVATE
static int	MODE_WORLD_READABLE
static int	MODE_WORLD_WRITEABLE
static String	NFC_SERVICE
static String	NOTIFICATION_SERVICE
static String	NSD_SERVICE
static String	POWER_SERVICE
static String	SEARCH_SERVICE
static String	SENSOR_SERVICE
static String	STORAGE_SERVICE
static String	TELEPHONY_SERVICE
static String	TEXT_SERVICES_MANAGER_SERVICE
static String	UI_MODE_SERVICE
static String	USB_SERVICE
static String	VIBRATOR_SERVICE
static String	WALLPAPER_SERVICE
static String	WIFI_P2P_SERVICE
static String	WIFI_SERVICE
static String	WINDOW_SERVICE

Constructor Summary

Constructors

Constructor and Description
Context()

Method Summary

Methods

Modifier and Type	Method and Description
abstract boolean	bindService(Intent service, ServiceConnection conn, int flags)
abstract int	checkCallingOrSelfPermission(String permission)
abstract int	checkCallingOrSelfUriPermission(Uri uri, int modeFlags)
abstract int	checkCallingPermission(String permission)
abstract int	checkCallingUriPermission(Uri uri, int modeFlags)
abstract int	checkPermission(String permission, int pid, int uid)
abstract int	checkUriPermission(Uri uri, int pid, int uid, int modeFlags)
abstract int	checkUriPermission(Uri uri, String readPermission, String writePermission, int pid, int uid, int modeFlags)
abstract void	clearWallpaper() Deprecated.
abstract Context	createPackageContext(String packageName, int flags)
abstract String[]	databaseList()
abstract boolean	deleteDatabase(String name)
abstract boolean	deleteFile(String name)
abstract void	enforceCallingOrSelfPermission(String permission, String message)
abstract void	enforceCallingOrSelfUriPermission(Uri uri, int modeFlags, String message)
abstract void	enforceCallingPermission(String permission, String message)
abstract void	enforceCallingUriPermission(Uri uri, int modeFlags, String message)
abstract void	enforcePermission(String permission, int pid, int uid, String message)
abstract void	enforceUriPermission(Uri uri, int pid, int uid, int modeFlags, String message)
abstract void	enforceUriPermission(Uri uri, String readPermission, String writePermission, int pid, int uid, int modeFlags, String message)
abstract String[]	fileList()
abstract Context	getApplicationContext()
abstract ApplicationInfo	getApplicationInfo()
abstract AssetManager	getAssets()
abstract File	getCacheDir()
abstract ClassLoader	getClassLoader()
abstract ContentResolver	getContentResolver()
abstract File	getDatabasePath(String name)
abstract File	getDir(String name, int mode)
abstract File	getExternalCacheDir()
abstract File	getExternalFilesDir(String type)
abstract File	getFilesDir()
abstract File	getFileStreamPath(String name)
abstract Looper	getMainLooper()
abstract File	getObbDir()
abstract String	getPackageCodePath()
abstract PackageManager	getPackageManager()
abstract String	getPackageName()
abstract String	getPackageResourcePath()
abstract Resources	getResources()
abstract SharedPreferences	getSharedPreferences(String name, int mode)
String	getString(int resId)
String	getString(int resId, Object... formatArgs)
abstract Object	getSystemService(String name)
CharSequence	getText(int resId)
abstract Resources.Theme	getTheme()
abstract Drawable	getWallpaper() Deprecated.
abstract int	getWallpaperDesiredMinimumHeight() Deprecated.
abstract int	getWallpaperDesiredMinimumWidth() Deprecated.
abstract void	grantUriPermission(String toPackage, Uri uri, int modeFlags)
boolean	isRestricted()
TypedArray	obtainStyledAttributes(AttributeSet set, int[] attrs)
TypedArray	obtainStyledAttributes(AttributeSet set, int[] attrs, int defStyleAttr, int defStyleRes)
TypedArray	obtainStyledAttributes(int[] attrs)
TypedArray	obtainStyledAttributes(int resid, int[] attrs)
abstract FileInputStream	openFileInput(String name)
abstract FileOutputStream	openFileOutput(String name, int mode)
abstract SQLiteDatabase	openOrCreateDatabase(String name, int mode, SQLiteDatabase.CursorFactory factory)
abstract SQLiteDatabase	openOrCreateDatabase(String name, int mode, SQLiteDatabase.CursorFactory factory, DatabaseErrorHandler errorHandler)
abstract Drawable	peekWallpaper() Deprecated.
void	registerComponentCallbacks(ComponentCallbacks callback)
abstract Intent	registerReceiver(BroadcastReceiver receiver, IntentFilter filter)
abstract Intent	registerReceiver(BroadcastReceiver receiver, IntentFilter filter, String broadcastPermission, Handler scheduler)
abstract void	removeStickyBroadcast(Intent intent)
abstract void	revokeUriPermission(Uri uri, int modeFlags)
abstract void	sendBroadcast(Intent intent)
abstract void	sendBroadcast(Intent intent, String receiverPermission)
abstract void	sendOrderedBroadcast(Intent intent, String receiverPermission)
abstract void	sendOrderedBroadcast(Intent intent, String receiverPermission, BroadcastReceiver resultReceiver, Handler scheduler, int initialCode, String initialData, Bundle initialExtras)
abstract void	sendStickyBroadcast(Intent intent)
abstract void	sendStickyOrderedBroadcast(Intent intent, BroadcastReceiver resultReceiver, Handler scheduler, int initialCode, String initialData, Bundle initialExtras)
abstract void	setTheme(int resid)
abstract void	setWallpaper(Bitmap bitmap) Deprecated.
abstract void	setWallpaper(InputStream data) Deprecated.
abstract void	startActivities(Intent[] intents)
abstract void	startActivities(Intent[] intents, Bundle options)
abstract void	startActivity(Intent intent)
abstract void	startActivity(Intent intent, Bundle options)
abstract boolean	startInstrumentation(ComponentName className, String profileFile, Bundle arguments)
abstract void	startIntentSender(IntentSender intent, Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags)
abstract void	startIntentSender(IntentSender intent, Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags, Bundle options)
abstract ComponentName	startService(Intent service)
abstract boolean	stopService(Intent service)
abstract void	unbindService(ServiceConnection conn)
void	unregisterComponentCallbacks(ComponentCallbacks callback)
abstract void	unregisterReceiver(BroadcastReceiver receiver)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

MODE_PRIVATE

public static final int MODE_PRIVATE

See Also:

Constant Field Values

MODE_WORLD_READABLE

public static final int MODE_WORLD_READABLE

See Also:

Constant Field Values

MODE_WORLD_WRITEABLE

public static final int MODE_WORLD_WRITEABLE

See Also:

Constant Field Values

MODE_APPEND

public static final int MODE_APPEND

See Also:

Constant Field Values

MODE_MULTI_PROCESS

public static final int MODE_MULTI_PROCESS

See Also:

Constant Field Values

MODE_ENABLE_WRITE_AHEAD_LOGGING

public static final int MODE_ENABLE_WRITE_AHEAD_LOGGING

See Also:

Constant Field Values

BIND_AUTO_CREATE

public static final int BIND_AUTO_CREATE

See Also:

Constant Field Values

BIND_DEBUG_UNBIND

public static final int BIND_DEBUG_UNBIND

See Also:

Constant Field Values

BIND_NOT_FOREGROUND

public static final int BIND_NOT_FOREGROUND

See Also:

Constant Field Values

BIND_ABOVE_CLIENT

public static final int BIND_ABOVE_CLIENT

See Also:

Constant Field Values

BIND_ALLOW_OOM_MANAGEMENT

public static final int BIND_ALLOW_OOM_MANAGEMENT

See Also:

Constant Field Values

BIND_WAIVE_PRIORITY

public static final int BIND_WAIVE_PRIORITY

See Also:

Constant Field Values

BIND_IMPORTANT

public static final int BIND_IMPORTANT

See Also:

Constant Field Values

BIND_ADJUST_WITH_ACTIVITY

public static final int BIND_ADJUST_WITH_ACTIVITY

See Also:

Constant Field Values

POWER_SERVICE

public static final String POWER_SERVICE

See Also:

Constant Field Values

WINDOW_SERVICE

public static final String WINDOW_SERVICE

See Also:

Constant Field Values

LAYOUT_INFLATER_SERVICE

public static final String LAYOUT_INFLATER_SERVICE

See Also:

Constant Field Values

ACCOUNT_SERVICE

public static final String ACCOUNT_SERVICE

See Also:

Constant Field Values

ACTIVITY_SERVICE

public static final String ACTIVITY_SERVICE

See Also:

Constant Field Values

ALARM_SERVICE

public static final String ALARM_SERVICE

See Also:

Constant Field Values

NOTIFICATION_SERVICE

public static final String NOTIFICATION_SERVICE

See Also:

Constant Field Values

ACCESSIBILITY_SERVICE

public static final String ACCESSIBILITY_SERVICE

See Also:

Constant Field Values

KEYGUARD_SERVICE

public static final String KEYGUARD_SERVICE

See Also:

Constant Field Values

LOCATION_SERVICE

public static final String LOCATION_SERVICE

See Also:

Constant Field Values

SEARCH_SERVICE

public static final String SEARCH_SERVICE

See Also:

Constant Field Values

SENSOR_SERVICE

public static final String SENSOR_SERVICE

See Also:

Constant Field Values

STORAGE_SERVICE

public static final String STORAGE_SERVICE

See Also:

Constant Field Values

WALLPAPER_SERVICE

public static final String WALLPAPER_SERVICE

See Also:

Constant Field Values

VIBRATOR_SERVICE

public static final String VIBRATOR_SERVICE

See Also:

Constant Field Values

CONNECTIVITY_SERVICE

public static final String CONNECTIVITY_SERVICE

See Also:

Constant Field Values

WIFI_SERVICE

public static final String WIFI_SERVICE

See Also:

Constant Field Values

WIFI_P2P_SERVICE

public static final String WIFI_P2P_SERVICE

See Also:

Constant Field Values

NSD_SERVICE

public static final String NSD_SERVICE

See Also:

Constant Field Values

AUDIO_SERVICE

public static final String AUDIO_SERVICE

See Also:

Constant Field Values

MEDIA_ROUTER_SERVICE

public static final String MEDIA_ROUTER_SERVICE

See Also:

Constant Field Values

TELEPHONY_SERVICE

public static final String TELEPHONY_SERVICE

See Also:

Constant Field Values

CLIPBOARD_SERVICE

public static final String CLIPBOARD_SERVICE

See Also:

Constant Field Values

INPUT_METHOD_SERVICE

public static final String INPUT_METHOD_SERVICE

See Also:

Constant Field Values

TEXT_SERVICES_MANAGER_SERVICE

public static final String TEXT_SERVICES_MANAGER_SERVICE

See Also:

Constant Field Values

DROPBOX_SERVICE

public static final String DROPBOX_SERVICE

See Also:

Constant Field Values

DEVICE_POLICY_SERVICE

public static final String DEVICE_POLICY_SERVICE

See Also:

Constant Field Values

UI_MODE_SERVICE

public static final String UI_MODE_SERVICE

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Constant Field Values

DOWNLOAD_SERVICE

public static final String DOWNLOAD_SERVICE

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Constant Field Values

NFC_SERVICE

public static final String NFC_SERVICE

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Constant Field Values

USB_SERVICE

public static final String USB_SERVICE

See Also:

Constant Field Values

INPUT_SERVICE

public static final String INPUT_SERVICE

See Also:

Constant Field Values

CONTEXT_INCLUDE_CODE

public static final int CONTEXT_INCLUDE_CODE

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Constant Field Values

CONTEXT_IGNORE_SECURITY

public static final int CONTEXT_IGNORE_SECURITY

See Also:

Constant Field Values

CONTEXT_RESTRICTED

public static final int CONTEXT_RESTRICTED

See Also:

Constant Field Values

Constructor Detail

Context

public Context()

Method Detail

getAssets

public abstract AssetManager getAssets()

getResources

public abstract Resources getResources()

getPackageManager

public abstract PackageManager getPackageManager()

getContentResolver

public abstract ContentResolver getContentResolver()

getMainLooper

public abstract Looper getMainLooper()

getApplicationContext

public abstract Context getApplicationContext()

registerComponentCallbacks

public void registerComponentCallbacks(ComponentCallbacks callback)

unregisterComponentCallbacks

public void unregisterComponentCallbacks(ComponentCallbacks callback)

getText

public final CharSequence getText(int resId)

getString

public final String getString(int resId)

getString

public final String getString(int resId,
               Object... formatArgs)

setTheme

public abstract void setTheme(int resid)

getTheme

public abstract Resources.Theme getTheme()

obtainStyledAttributes

public final TypedArray obtainStyledAttributes(int[] attrs)

obtainStyledAttributes

public final TypedArray obtainStyledAttributes(int resid,
                                int[] attrs)
                                        throws Resources.NotFoundException

Throws:

Resources.NotFoundException

obtainStyledAttributes

public final TypedArray obtainStyledAttributes(AttributeSet set,
                                int[] attrs)

obtainStyledAttributes

public final TypedArray obtainStyledAttributes(AttributeSet set,
                                int[] attrs,
                                int defStyleAttr,
                                int defStyleRes)

getClassLoader

public abstract ClassLoader getClassLoader()

getPackageName

public abstract String getPackageName()

getApplicationInfo

public abstract ApplicationInfo getApplicationInfo()

getPackageResourcePath

public abstract String getPackageResourcePath()

getPackageCodePath

public abstract String getPackageCodePath()

getSharedPreferences

public abstract SharedPreferences getSharedPreferences(String name,
                                     int mode)

openFileInput

public abstract FileInputStream openFileInput(String name)
                                       throws FileNotFoundException

Throws:

FileNotFoundException

openFileOutput

public abstract FileOutputStream openFileOutput(String name,
                              int mode)
                                         throws FileNotFoundException

Throws:

FileNotFoundException

deleteFile

public abstract boolean deleteFile(String name)

getFileStreamPath

public abstract File getFileStreamPath(String name)

getFilesDir

public abstract File getFilesDir()

getExternalFilesDir

public abstract File getExternalFilesDir(String type)

getObbDir

public abstract File getObbDir()

getCacheDir

public abstract File getCacheDir()

getExternalCacheDir

public abstract File getExternalCacheDir()

fileList

public abstract String[] fileList()

getDir

public abstract File getDir(String name,
          int mode)

openOrCreateDatabase

public abstract SQLiteDatabase openOrCreateDatabase(String name,
                                  int mode,
                                  SQLiteDatabase.CursorFactory factory)

openOrCreateDatabase

public abstract SQLiteDatabase openOrCreateDatabase(String name,
                                  int mode,
                                  SQLiteDatabase.CursorFactory factory,
                                  DatabaseErrorHandler errorHandler)

deleteDatabase

public abstract boolean deleteDatabase(String name)

getDatabasePath

public abstract File getDatabasePath(String name)

databaseList

public abstract String[] databaseList()

getWallpaper

@Deprecated
public abstract Drawable getWallpaper()

Deprecated.

peekWallpaper

@Deprecated
public abstract Drawable peekWallpaper()

Deprecated.

getWallpaperDesiredMinimumWidth

@Deprecated
public abstract int getWallpaperDesiredMinimumWidth()

Deprecated.

getWallpaperDesiredMinimumHeight

@Deprecated
public abstract int getWallpaperDesiredMinimumHeight()

Deprecated.

setWallpaper

@Deprecated
public abstract void setWallpaper(Bitmap bitmap)
                           throws IOException

Deprecated.

Throws:

IOException

setWallpaper

@Deprecated
public abstract void setWallpaper(InputStream data)
                           throws IOException

Deprecated.

Throws:

IOException

clearWallpaper

@Deprecated
public abstract void clearWallpaper()
                             throws IOException

Deprecated.

Throws:

IOException

startActivity

public abstract void startActivity(Intent intent)

startActivity

public abstract void startActivity(Intent intent,
                 Bundle options)

startActivities

public abstract void startActivities(Intent[] intents)

startActivities

public abstract void startActivities(Intent[] intents,
                   Bundle options)

startIntentSender

public abstract void startIntentSender(IntentSender intent,
                     Intent fillInIntent,
                     int flagsMask,
                     int flagsValues,
                     int extraFlags)
                                throws IntentSender.SendIntentException

Throws:

IntentSender.SendIntentException

startIntentSender

public abstract void startIntentSender(IntentSender intent,
                     Intent fillInIntent,
                     int flagsMask,
                     int flagsValues,
                     int extraFlags,
                     Bundle options)
                                throws IntentSender.SendIntentException

Throws:

IntentSender.SendIntentException

sendBroadcast

public abstract void sendBroadcast(Intent intent)

sendBroadcast

public abstract void sendBroadcast(Intent intent,
                 String receiverPermission)

sendOrderedBroadcast

public abstract void sendOrderedBroadcast(Intent intent,
                        String receiverPermission)

sendOrderedBroadcast

public abstract void sendOrderedBroadcast(Intent intent,
                        String receiverPermission,
                        BroadcastReceiver resultReceiver,
                        Handler scheduler,
                        int initialCode,
                        String initialData,
                        Bundle initialExtras)

sendStickyBroadcast

public abstract void sendStickyBroadcast(Intent intent)

sendStickyOrderedBroadcast

public abstract void sendStickyOrderedBroadcast(Intent intent,
                              BroadcastReceiver resultReceiver,
                              Handler scheduler,
                              int initialCode,
                              String initialData,
                              Bundle initialExtras)

removeStickyBroadcast

public abstract void removeStickyBroadcast(Intent intent)

registerReceiver

public abstract Intent registerReceiver(BroadcastReceiver receiver,
                      IntentFilter filter)

registerReceiver

public abstract Intent registerReceiver(BroadcastReceiver receiver,
                      IntentFilter filter,
                      String broadcastPermission,
                      Handler scheduler)

unregisterReceiver

public abstract void unregisterReceiver(BroadcastReceiver receiver)

startService

public abstract ComponentName startService(Intent service)

stopService

public abstract boolean stopService(Intent service)

bindService

public abstract boolean bindService(Intent service,
                  ServiceConnection conn,
                  int flags)

unbindService

public abstract void unbindService(ServiceConnection conn)

startInstrumentation

public abstract boolean startInstrumentation(ComponentName className,
                           String profileFile,
                           Bundle arguments)

getSystemService

public abstract Object getSystemService(String name)

checkPermission

public abstract int checkPermission(String permission,
                  int pid,
                  int uid)

checkCallingPermission

public abstract int checkCallingPermission(String permission)

checkCallingOrSelfPermission

public abstract int checkCallingOrSelfPermission(String permission)

enforcePermission

public abstract void enforcePermission(String permission,
                     int pid,
                     int uid,
                     String message)

enforceCallingPermission

public abstract void enforceCallingPermission(String permission,
                            String message)

enforceCallingOrSelfPermission

public abstract void enforceCallingOrSelfPermission(String permission,
                                  String message)

grantUriPermission

public abstract void grantUriPermission(String toPackage,
                      Uri uri,
                      int modeFlags)

revokeUriPermission

public abstract void revokeUriPermission(Uri uri,
                       int modeFlags)

checkUriPermission

public abstract int checkUriPermission(Uri uri,
                     int pid,
                     int uid,
                     int modeFlags)

checkCallingUriPermission

public abstract int checkCallingUriPermission(Uri uri,
                            int modeFlags)

checkCallingOrSelfUriPermission

public abstract int checkCallingOrSelfUriPermission(Uri uri,
                                  int modeFlags)

checkUriPermission

public abstract int checkUriPermission(Uri uri,
                     String readPermission,
                     String writePermission,
                     int pid,
                     int uid,
                     int modeFlags)

enforceUriPermission

public abstract void enforceUriPermission(Uri uri,
                        int pid,
                        int uid,
                        int modeFlags,
                        String message)

enforceCallingUriPermission

public abstract void enforceCallingUriPermission(Uri uri,
                               int modeFlags,
                               String message)

enforceCallingOrSelfUriPermission

public abstract void enforceCallingOrSelfUriPermission(Uri uri,
                                     int modeFlags,
                                     String message)

enforceUriPermission

public abstract void enforceUriPermission(Uri uri,
                        String readPermission,
                        String writePermission,
                        int pid,
                        int uid,
                        int modeFlags,
                        String message)

createPackageContext

public abstract Context createPackageContext(String packageName,
                           int flags)
                                      throws PackageManager.NameNotFoundException

Throws:

PackageManager.NameNotFoundException

isRestricted

public boolean isRestricted()