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xcb_lookup_color
Section: XCB Requests (3)Updated: libxcb 1.12
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NAME
xcb_lookup_color -SYNOPSIS
#include <xcb/xproto.h>Request function
- xcb_lookup_color_cookie_t xcb_lookup_color(xcb_connection_t *conn, xcb_colormap_t cmap, uint16_t name_len, const char *name);
Reply datastructure
typedef struct xcb_lookup_color_reply_t {
uint8_t response_type;
uint8_t pad0;
uint16_t sequence;
uint32_t length;
uint16_t exact_red;
uint16_t exact_green;
uint16_t exact_blue;
uint16_t visual_red;
uint16_t visual_green;
uint16_t visual_blue;
} xcb_lookup_color_reply_t;
Reply function
- xcb_lookup_color_reply_t *xcb_lookup_color_reply(xcb_connection_t *conn, xcb_lookup_color_cookie_t cookie, xcb_generic_error_t **e);
REQUEST ARGUMENTS
- conn
- The XCB connection to X11.
- cmap
- TODO: NOT YET DOCUMENTED.
- name_len
- TODO: NOT YET DOCUMENTED.
- name
- TODO: NOT YET DOCUMENTED.
REPLY FIELDS
- response_type
- The type of this reply, in this case XCB_LOOKUP_COLOR. 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).
- exact_red
- TODO: NOT YET DOCUMENTED.
- exact_green
- TODO: NOT YET DOCUMENTED.
- exact_blue
- TODO: NOT YET DOCUMENTED.
- visual_red
- TODO: NOT YET DOCUMENTED.
- visual_green
- TODO: NOT YET DOCUMENTED.
- visual_blue
- TODO: NOT YET DOCUMENTED.
DESCRIPTION
RETURN VALUE
Returns an xcb_lookup_color_cookie_t. Errors have to be handled when calling the reply function xcb_lookup_color_reply.If you want to handle errors in the event loop instead, use xcb_lookup_color_unchecked. See xcb-requests(3) for details.