xkblockgroup(3) centos man page | unix.com

XkbLockGroup(3) 						   XKB FUNCTIONS						   XkbLockGroup(3)

NAME
       XkbLockGroup -  Locks the keysym group

SYNOPSIS
       Bool XkbLockGroup (Display *display, unsigned int device_spec, unsigned int group);

ARGUMENTS
       display
	      connection to the X server

       device_spec
	      device ID, or XkbUseCoreKbd

       group  index of the keysym group to lock

DESCRIPTION
       XkbLockGroup  sends  a  request to the server to lock the specified group and does not wait for a reply. It returns True if the request was
       sent and False otherwise.

       Reference the keysym group indices with these symbolic constants:

       Table 1 Symbolic Group Names
       -----------------------------
       Symbolic Name	   Value
       -----------------------------
       XkbGroup1Index	   0
       XkbGroup2Index	   1
       XkbGroup3Index	   2
       XkbGroup4Index	   3

RETURN VALUES
       True	      The XkbLockGroup function returns True when a request was sent to the server to lock the specified group and does  not  wait
		      for a reply.

       False	      The XkbLockGroup function returns False if the request was not sent.

X Version 11							   libX11 1.6.0 						   XkbLockGroup(3)