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xcb_get_geometry - Get current window geometry

Author

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

X Version 11                                      libxcb 1.17.0                              xcb_get_geometry(3)

Description

       Gets the current geometry of the specified drawable (either Window or Pixmap).

Errors

xcb_drawable_error_t
                 TODO: reasons?

       xcb_window_error_t
                 TODO: reasons?

Example

       /*
        * Displays the x and y position of the given window.
        *
        */
       void my_example(xcb_connection_t *c, xcb_window_t window) {
           xcb_get_geometry_cookie_t cookie;
           xcb_get_geometry_reply_t *reply;

           cookie = xcb_get_geometry(c, window);
           /* ... do other work here if possible ... */
           if ((reply = xcb_get_geometry_reply(c, cookie, NULL))) {
               printf("This window is at %d, %d\n", reply->x, reply->y);
           }
           free(reply);
       }

Name

       xcb_get_geometry - Get current window geometry

Reply Fields

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

       depth     The depth of the drawable (bits per pixel for the object).

       root      Root window of the screen containing drawable.

       x         The X coordinate of drawable. If drawable is a window, the coordinate specifies the  upper-left
                 outer  corner relative to its parent's origin. If drawable is a pixmap, the X coordinate is al‐
                 ways 0.

       y         The Y coordinate of drawable. If drawable is a window, the coordinate specifies the  upper-left
                 outer  corner relative to its parent's origin. If drawable is a pixmap, the Y coordinate is al‐
                 ways 0.

       width     The width of drawable.

       height    The height of drawable.

       border_width
                 The border width (in pixels).

Request Arguments

conn      The XCB connection to X11.

       drawable  The drawable (Window or Pixmap) of which the geometry will be received.

Return Value

       Returns an xcb_get_geometry_cookie_t.  Errors  have  to  be  handled  when  calling  the  reply  function
       xcb_get_geometry_reply.

       If  you  want  to  handle  errors  in the event loop instead, use xcb_get_geometry_unchecked. See xcb-re‐quests(3) for details.

See Also

xcb-requests(3), xcb-examples(3), xwininfo(1)

Synopsis

#include<xcb/xproto.h>Requestfunction

       xcb_get_geometry_cookie_t xcb_get_geometry(xcb_connection_t *conn, xcb_drawable_t drawable);

   Replydatastructure
       typedef struct xcb_get_geometry_reply_t {
           uint8_t      response_type;
           uint8_t      depth;
           uint16_t     sequence;
           uint32_t     length;
           xcb_window_t root;
           int16_t      x;
           int16_t      y;
           uint16_t     width;
           uint16_t     height;
           uint16_t     border_width;
           uint8_t      pad0[2];
       } xcb_get_geometry_reply_t;

   Replyfunction

       xcb_get_geometry_reply_t *xcb_get_geometry_reply(xcb_connection_t *conn,
              xcb_get_geometry_cookie_t cookie, xcb_generic_error_t **e);

See Also