FreeBSD manual
download PDF document: xcb_input_query_device_state.3.pdf
xcb_input_query_device_state(3) XCB Requests xcb_input_query_device_state(3)
NAME
xcb_input_query_device_state -
SYNOPSIS
#include <xcb/xinput.h>
Request function
xcb_input_query_device_state_cookie_t
xcb_input_query_device_state(xcb_connection_t *conn,
uint8_t device_id);
Reply datastructure
typedef struct xcb_input_query_device_state_reply_t {
uint8_t response_type;
uint8_t xi_reply_type;
uint16_t sequence;
uint32_t length;
uint8_t num_classes;
uint8_t pad0[23];
} xcb_input_query_device_state_reply_t;
Reply function
xcb_input_query_device_state_reply_t
*xcb_input_query_device_state_reply(xcb_connection_t *conn,
xcb_input_query_device_state_cookie_t cookie,
xcb_generic_error_t **e);
Reply accessors
int xcb_input_query_device_state_classes_length(const
xcb_input_query_device_state_reply_t *reply);
xcb_input_input_state_iterator_t
xcb_input_query_device_state_classes_iterator(const
xcb_input_query_device_state_reply_t *reply);
REQUEST ARGUMENTS
conn The XCB connection to X11.
device_id TODO: NOT YET DOCUMENTED.
REPLY FIELDS
response_type
The type of this reply, in this case
XCB_INPUT_QUERY_DEVICE_STATE. This field is also present in
the xcb_generic_reply_t and can be used to tell replies apart
from each other.
sequence The sequence number of the last request processed by the X11
server.
length The length of the reply, in words (a word is 4 bytes).
xi_reply_type
TODO: NOT YET DOCUMENTED.
num_classes
If you want to handle errors in the event loop instead, use
xcb_input_query_device_state_unchecked. See xcb-requests(3) for
details.
ERRORS
This request does never generate any errors.
SEE ALSO
AUTHOR
Generated from xinput.xml. Contact xcb@lists.freedesktop.org for
corrections and improvements.
X Version 11 libxcb 1.15 xcb_input_query_device_state(3)