static
int
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checkSelfPermission(Context context, String permission)
Determine whether you have been granted a particular permission.
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static
Context
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createDeviceProtectedStorageContext(Context context)
Return a new Context object for the current Context but whose storage
APIs are backed by device-protected storage.
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static
File
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getCodeCacheDir(Context context)
Returns the absolute path to the application specific cache directory on
the filesystem designed for storing cached code.
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static
int
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getColor(Context context, int id)
Returns a color associated with a particular resource ID
Starting in M , the returned
color will be styled for the specified Context's theme.
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static
ColorStateList
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getColorStateList(Context context, int id)
Returns a color state list associated with a particular resource ID.
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static
File
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getDataDir(Context context)
Returns the absolute path to the directory on the filesystem where all
private files belonging to this app are stored.
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static
Drawable
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getDrawable(Context context, int id)
Returns a drawable object associated with a particular resource ID.
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static
File[]
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getExternalCacheDirs(Context context)
Returns absolute paths to application-specific directories on all
external storage devices where the application can place cache files it
owns.
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static
File[]
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getExternalFilesDirs(Context context, String type)
Returns absolute paths to application-specific directories on all
external storage devices where the application can place persistent files
it owns.
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static
File
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getNoBackupFilesDir(Context context)
Returns the absolute path to the directory on the filesystem similar to
getFilesDir() .
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static
File[]
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getObbDirs(Context context)
Returns absolute paths to application-specific directories on all
external storage devices where the application's OBB files (if there are
any) can be found.
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static
<T>
T
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getSystemService(Context context, Class<T> serviceClass)
Return the handle to a system-level service by class.
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static
String
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getSystemServiceName(Context context, Class<?> serviceClass)
Gets the name of the system-level service that is represented by the specified class.
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static
boolean
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isDeviceProtectedStorage(Context context)
Indicates if the storage APIs of this Context are backed by
device-encrypted storage.
|
static
boolean
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startActivities(Context context, Intent[] intents, Bundle options)
Start a set of activities as a synthesized task stack, if able.
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static
boolean
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startActivities(Context context, Intent[] intents)
Start a set of activities as a synthesized task stack, if able.
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static
void
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startActivity(Context context, Intent intent, Bundle options)
Start an activity with additional launch information, if able.
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static
void
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startForegroundService(Context context, Intent intent)
startForegroundService() was introduced in O, just call startService
for before O.
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