xcb_randr_query_version - Man Page

Synopsis

#include <xcb/randr.h>

Request function

xcb_randr_query_version_cookie_t xcb_randr_query_version(xcb_connection_t *conn, uint32_t major_version, uint32_t minor_version);

Reply datastructure

typedef struct xcb_randr_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;
    uint8_t  pad1[16];
} xcb_randr_query_version_reply_t;

Reply function

xcb_randr_query_version_reply_t *xcb_randr_query_version_reply(xcb_connection_t *conn, xcb_randr_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_RANDR_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_randr_query_version_cookie_t. Errors have to be handled when calling the reply function xcb_randr_query_version_reply.

If you want to handle errors in the event loop instead, use xcb_randr_query_version_unchecked. See xcb-requests(3) for details.

Errors

This request does never generate any errors.

See Also

Author

Generated from randr.xml. Contact xcb@lists.freedesktop.org for corrections and improvements.

Referenced By

The man pages xcb_randr_query_version_reply(3) and xcb_randr_query_version_unchecked(3) are aliases of xcb_randr_query_version(3).

libxcb 1.16.1 X Version 11 XCB Requests