Provided by: libx11-doc_1.8.7-1build1_all 

NAME
XkbGetDeviceInfoChanges - Query the changes that have occurred in the button actions or indicator names
and indicator maps associated with an input extension device
SYNOPSIS
Status XkbGetDeviceInfoChanges (Display *dpy, XkbDeviceInfoPtr device_info, XkbDeviceChangesPtr changes);
ARGUMENTS
dpy connection to X server
device_info
structure to update with results
changes
contains notes of changes that have occurred
DESCRIPTION
The changes->changed field indicates which attributes of the device specified in changes->device have
changed. The parameters describing the changes are contained in the other fields of changes.
XkbGetDeviceInfoChanges uses that information to call XkbGetDeviceInfo to obtain the current status of
those attributes that have changed. It then updates the local description of the device in device_info
with the new information.
SEE ALSO
XkbGetDeviceInfo(3)
X Version 11 libX11 1.8.7 XkbGetDeviceInfoChanges(3)