xcb_input_query_device_state - Online Linux Manual PageSection : 3
Updated : libxcb 1.13.1
Source : X Version 11
Note : XCB Requests
NAMExcb_input_query_device_state −
SYNOPSIS#include <xcb/xinput.h>
Request functionxcb_input_query_device_state_cookie_t xcb_input_query_device_state(xcb_connection_t *conn, uint8_t device_id);
Reply datastructuretypedef 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 functionxcb_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 accessorsint 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 ARGUMENTSconn The XCB connection to X11. device_id TODO: NOT YET DOCUMENTED.
REPLY FIELDSresponse_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 TODO: NOT YET DOCUMENTED.
DESCRIPTION
RETURN VALUEReturns an xcb_input_query_device_state_cookie_t. Errors have to be handled when calling the reply function xcb_input_query_device_state_reply. If you want to handle errors in the event loop instead, use xcb_input_query_device_state_unchecked. See xcb-requests(3) for details.
ERRORSThis request does never generate any errors.
SEE ALSO
AUTHORGenerated from xinput.xml. Contact xcb@lists.freedesktop.org for corrections and improvements. 0
Johanes Gumabo
Data Size : 10,283 byte
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