DOKK / manpages / debian 10 / libxcb-doc / xcb_present_query_capabilities.3.en
xcb_present_query_capabilities(3) XCB Requests xcb_present_query_capabilities(3)

xcb_present_query_capabilities -

#include <xcb/present.h>

xcb_present_query_capabilities_cookie_t xcb_present_query_capabilities(xcb_connection_t *conn, uint32_t target);

typedef struct xcb_present_query_capabilities_reply_t {


    uint8_t  response_type;


    uint8_t  pad0;


    uint16_t sequence;


    uint32_t length;


    uint32_t capabilities;
} xcb_present_query_capabilities_reply_t;

xcb_present_query_capabilities_reply_t *xcb_present_query_capabilities_reply(xcb_connection_t *conn, xcb_present_query_capabilities_cookie_t cookie, xcb_generic_error_t **e);

The XCB connection to X11.
TODO: NOT YET DOCUMENTED.

The type of this reply, in this case XCB_PRESENT_QUERY_CAPABILITIES. This field is also present in the xcb_generic_reply_t and can be used to tell replies apart from each other.
The sequence number of the last request processed by the X11 server.
The length of the reply, in words (a word is 4 bytes).
TODO: NOT YET DOCUMENTED.

Returns an xcb_present_query_capabilities_cookie_t. Errors have to be handled when calling the reply function xcb_present_query_capabilities_reply.

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

This request does never generate any errors.

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

libxcb 1.13.1 X Version 11