IT. Expert System.

public class KeyguardManager
extends Object

• Nested Class Summary

  Nested Classes

  Modifier and Type	Class and Description
  class	KeyguardManager.KeyguardLock Deprecated. Use WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD and/or WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED instead; this allows you to seamlessly hide the keyguard as your application moves in and out of the foreground and does not require that any special permissions be requested. Handle returned by newKeyguardLock(java.lang.String) that allows you to disable / reenable the keyguard.
  static interface	KeyguardManager.OnKeyguardExitResult Callback passed to exitKeyguardSecurely(android.app.KeyguardManager.OnKeyguardExitResult) to notify caller of result.

• Method Summary

  Methods

  Modifier and Type	Method and Description
  void	exitKeyguardSecurely(KeyguardManager.OnKeyguardExitResult callback) Deprecated. Use WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD and/or WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED instead; this allows you to seamlessly hide the keyguard as your application moves in and out of the foreground and does not require that any special permissions be requested. Exit the keyguard securely. The use case for this api is that, after disabling the keyguard, your app, which was granted permission to disable the keyguard and show a limited amount of information deemed safe without the user getting past the keyguard, needs to navigate to something that is not safe to view without getting past the keyguard. This will, if the keyguard is secure, bring up the unlock screen of the keyguard. This method requires the caller to hold the permission android.Manifest.permission#DISABLE_KEYGUARD.
  boolean	inKeyguardRestrictedInputMode() If keyguard screen is showing or in restricted key input mode (i.e.
  boolean	isKeyguardLocked() Return whether the keyguard is currently locked.
  boolean	isKeyguardSecure() Return whether the keyguard requires a password to unlock.
  KeyguardManager.KeyguardLock	newKeyguardLock(String tag) Deprecated. Use WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD and/or WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED instead; this allows you to seamlessly hide the keyguard as your application moves in and out of the foreground and does not require that any special permissions be requested. Enables you to lock or unlock the keyboard. Get an instance of this class by calling Context.getSystemService(). This class is wrapped by KeyguardManager.

  • Methods inherited from class java.lang.Object

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

• Method Detail

  • newKeyguardLock

    @Deprecated
    public KeyguardManager.KeyguardLock newKeyguardLock(String tag)

    Deprecated. Use WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD and/or WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED instead; this allows you to seamlessly hide the keyguard as your application moves in and out of the foreground and does not require that any special permissions be requested. Enables you to lock or unlock the keyboard. Get an instance of this class by calling Context.getSystemService(). This class is wrapped by KeyguardManager.

    Parameters:

    tag - A tag that informally identifies who you are (for debugging who is disabling he keyguard).

    Returns:

    A KeyguardManager.KeyguardLock handle to use to disable and reenable the keyguard.

  • isKeyguardLocked

    public boolean isKeyguardLocked()

    Return whether the keyguard is currently locked.

    Returns:

    true if keyguard is locked.

  • isKeyguardSecure

    public boolean isKeyguardSecure()

    Return whether the keyguard requires a password to unlock.

    Returns:

    true if keyguard is secure.

  • inKeyguardRestrictedInputMode

    public boolean inKeyguardRestrictedInputMode()

    If keyguard screen is showing or in restricted key input mode (i.e. in keyguard password emergency screen). When in such mode, certain keys, such as the Home key and the right soft keys, don't work.

    Returns:

    true if in keyguard restricted input mode.

    See Also:

    WindowManagerPolicy.inKeyguardRestrictedKeyInputMode()

  • exitKeyguardSecurely

    @Deprecated
    public void exitKeyguardSecurely(KeyguardManager.OnKeyguardExitResult callback)

    Deprecated. Use WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD and/or WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED instead; this allows you to seamlessly hide the keyguard as your application moves in and out of the foreground and does not require that any special permissions be requested. Exit the keyguard securely. The use case for this api is that, after disabling the keyguard, your app, which was granted permission to disable the keyguard and show a limited amount of information deemed safe without the user getting past the keyguard, needs to navigate to something that is not safe to view without getting past the keyguard. This will, if the keyguard is secure, bring up the unlock screen of the keyguard.

    This method requires the caller to hold the permission android.Manifest.permission#DISABLE_KEYGUARD.

    Parameters:

    callback - Let's you know whether the operation was succesful and it is safe to launch anything that would normally be considered safe once the user has gotten past the keyguard.