NAME

xcb_dbe_get_visual_info - Requests visuals that support double buffering

SYNOPSIS

#include <xcb/dbe.h>

Request function

xcb_dbe_get_visual_info_cookie_t xcb_dbe_get_visual_info(xcb_connection_t *conn, uint32_t n_drawables, const xcb_drawable_t *drawables);

Reply datastructure

typedef struct xcb_dbe_get_visual_info_reply_t {


    uint8_t  response_type;


    uint8_t  pad0;


    uint16_t sequence;


    uint32_t length;


    uint32_t n_supported_visuals;


    uint8_t  pad1[20];
} xcb_dbe_get_visual_info_reply_t;

Reply function

xcb_dbe_get_visual_info_reply_t *xcb_dbe_get_visual_info_reply(xcb_connection_t *conn, xcb_dbe_get_visual_info_cookie_t cookie, xcb_generic_error_t **e);

Reply accessors

int xcb_dbe_get_visual_info_supported_visuals_length(const xcb_dbe_get_visual_info_reply_t *reply);

xcb_dbe_visual_infos_iterator_t xcb_dbe_get_visual_info_supported_visuals_iterator(const xcb_dbe_get_visual_info_reply_t *reply);

REQUEST ARGUMENTS

conn: The XCB connection to X11.
n_drawables: TODO: NOT YET DOCUMENTED.
drawables: TODO: NOT YET DOCUMENTED.

REPLY FIELDS

response_type: The type of this reply, in this case XCB_DBE_GET_VISUAL_INFO. 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).
n_supported_visuals: TODO: NOT YET DOCUMENTED.

DESCRIPTION

RETURN VALUE

Returns an xcb_dbe_get_visual_info_cookie_t. Errors have to be handled when calling the reply function xcb_dbe_get_visual_info_reply.

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

ERRORS

This request does never generate any errors.

AUTHOR

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