table of contents
xcb_present_query_version(3) | XCB Requests | xcb_present_query_version(3) |
NAME¶
xcb_present_query_version -
SYNOPSIS¶
#include <xcb/present.h>
Request function¶
xcb_present_query_version_cookie_t xcb_present_query_version(xcb_connection_t *conn, uint32_t major_version, uint32_t minor_version);
Reply datastructure¶
typedef struct xcb_present_query_version_reply_t {
uint8_t response_type;
uint8_t pad0;
uint16_t sequence;
uint32_t length;
uint32_t major_version;
uint32_t minor_version; } xcb_present_query_version_reply_t;
Reply function¶
xcb_present_query_version_reply_t
*xcb_present_query_version_reply(xcb_connection_t *conn,
xcb_present_query_version_cookie_t cookie,
xcb_generic_error_t **e);
REQUEST ARGUMENTS¶
- conn
- The XCB connection to X11.
- major_version
- TODO: NOT YET DOCUMENTED.
- minor_version
- TODO: NOT YET DOCUMENTED.
REPLY FIELDS¶
- response_type
- The type of this reply, in this case XCB_PRESENT_QUERY_VERSION. 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).
- major_version
- TODO: NOT YET DOCUMENTED.
- minor_version
- TODO: NOT YET DOCUMENTED.
DESCRIPTION¶
RETURN VALUE¶
Returns an xcb_present_query_version_cookie_t. Errors have to be handled when calling the reply function xcb_present_query_version_reply.
If you want to handle errors in the event loop instead, use xcb_present_query_version_unchecked. See xcb-requests(3) for details.
ERRORS¶
This request does never generate any errors.
SEE ALSO¶
AUTHOR¶
Generated from present.xml. Contact xcb@lists.freedesktop.org for corrections and improvements.
libxcb 1.17.0 | X Version 11 |