xcb_get_window_attributes(3)

NAME
xcb_get_window_attributes - Gets window attributes

SYNOPSIS
#include <xcb/xproto.h>

  Request function

xcb_get_window_attributes_cookie_t xcb_get_window_attributes(xcb_connection_t *conn, xcb_window_t window);

  Reply datastructure

typedef struct xcb_get_window_attributes_reply_t {
    uint8_t        response_type;
    uint8_t        backing_store;
    uint16_t       sequence;
    uint32_t       length;
    xcb_visualid_t visual;
    uint16_t       _class;
    uint8_t        bit_gravity;
    uint8_t        win_gravity;
    uint32_t       backing_planes;
    uint32_t       backing_pixel;
    uint8_t        save_under;
    uint8_t        map_is_installed;
    uint8_t        map_state;
    uint8_t        override_redirect;
    xcb_colormap_t colormap;
    uint32_t       all_event_masks;
    uint32_t       your_event_mask;
    uint16_t       do_not_propagate_mask;
    uint8_t        pad0[2];
} xcb_get_window_attributes_reply_t;

  Reply function

xcb_get_window_attributes_reply_t *xcb_get_window_attributes_reply(xcb_connection_t *conn, xcb_get_window_attributes_cookie_t cookie, xcb_generic_error_t **e);

REQUEST ARGUMENTS

conn
    The XCB connection to X11.

window
    The window to get the attributes from.

REPLY FIELDS

response_type
    The type of this reply, in this case XCB_GET_WINDOW_ATTRIBUTES. 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).

backing_store
    One of the following values:

    XCB_BACKING_STORE_NOT_USEFUL
        TODO: NOT YET DOCUMENTED.

    XCB_BACKING_STORE_WHEN_MAPPED
        TODO: NOT YET DOCUMENTED.

    XCB_BACKING_STORE_ALWAYS
        TODO: NOT YET DOCUMENTED.

visual
    The associated visual structure of window.

_class
    One of the following values:

    XCB_WINDOW_CLASS_COPY_FROM_PARENT
        TODO: NOT YET DOCUMENTED.

    XCB_WINDOW_CLASS_INPUT_OUTPUT
        TODO: NOT YET DOCUMENTED.

    XCB_WINDOW_CLASS_INPUT_ONLY
        TODO: NOT YET DOCUMENTED.

bit_gravity
    One of the following values:

    XCB_GRAVITY_BIT_FORGET
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_WIN_UNMAP
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_NORTH_WEST
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_NORTH
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_NORTH_EAST
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_WEST
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_CENTER
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_EAST
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_SOUTH_WEST
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_SOUTH
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_SOUTH_EAST
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_STATIC
        TODO: NOT YET DOCUMENTED.

win_gravity
    One of the following values:

    XCB_GRAVITY_BIT_FORGET
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_WIN_UNMAP
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_NORTH_WEST
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_NORTH
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_NORTH_EAST
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_WEST
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_CENTER
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_EAST
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_SOUTH_WEST
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_SOUTH
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_SOUTH_EAST
        TODO: NOT YET DOCUMENTED.

    XCB_GRAVITY_STATIC
        TODO: NOT YET DOCUMENTED.

backing_planes
    Planes to be preserved if possible.

backing_pixel
    Value to be used when restoring planes.

save_under
    Boolean, should bits under be saved?

map_is_installed
    TODO: NOT YET DOCUMENTED.

map_state
    One of the following values:

    XCB_MAP_STATE_UNMAPPED
        TODO: NOT YET DOCUMENTED.

    XCB_MAP_STATE_UNVIEWABLE
        TODO: NOT YET DOCUMENTED.

    XCB_MAP_STATE_VIEWABLE
        TODO: NOT YET DOCUMENTED.

override_redirect
    Window managers should ignore this window if override_redirect is 1.

colormap
    Color map to be associated with window.

all_event_masks
    Set of events all people have interest in.

your_event_mask
    My event mask.

do_not_propagate_mask
    Set of events that should not propagate.

DESCRIPTION
Gets the current attributes for the specified window.

RETURN VALUE
Returns an xcb_get_window_attributes_cookie_t. Errors have to be handled when calling the reply function xcb_get_window_attributes_reply.

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

ERRORS

xcb_window_error_t
    The specified window does not exist.

xcb_drawable_error_t
    TODO: reasons?

SEE ALSO
xcb-requests(3)

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