+static xcb_rectangle_t get_window_position(void) {
+ xcb_rectangle_t result = (xcb_rectangle_t){logical_px(50), logical_px(50), MAX_WIDTH, font.height + 2 * BORDER + 2 * PADDING};
+
+ xcb_get_property_reply_t *supporting_wm_reply = NULL;
+ xcb_get_input_focus_reply_t *input_focus = NULL;
+ xcb_get_geometry_reply_t *geometry = NULL;
+ xcb_get_property_reply_t *wm_class = NULL;
+ xcb_translate_coordinates_reply_t *coordinates = NULL;
+
+ xcb_atom_t A__NET_SUPPORTING_WM_CHECK;
+ xcb_intern_atom_cookie_t nswc_cookie = xcb_intern_atom(conn, 0, strlen("_NET_SUPPORTING_WM_CHECK"), "_NET_SUPPORTING_WM_CHECK");
+ xcb_intern_atom_reply_t *nswc_reply = xcb_intern_atom_reply(conn, nswc_cookie, NULL);
+ if (nswc_reply == NULL) {
+ ELOG("Could not intern atom _NET_SUPPORTING_WM_CHECK\n");
+ exit(-1);
+ }
+ A__NET_SUPPORTING_WM_CHECK = nswc_reply->atom;
+ free(nswc_reply);
+
+ supporting_wm_reply = xcb_get_property_reply(
+ conn, xcb_get_property(conn, false, root, A__NET_SUPPORTING_WM_CHECK, XCB_ATOM_WINDOW, 0, 32), NULL);
+ xcb_window_t *supporting_wm_win = NULL;
+ if (supporting_wm_reply == NULL || xcb_get_property_value_length(supporting_wm_reply) == 0) {
+ DLOG("Could not determine EWMH support window.\n");
+ } else {
+ supporting_wm_win = xcb_get_property_value(supporting_wm_reply);
+ }
+
+ /* In rare cases, the window holding the input focus might disappear while we are figuring out its
+ * position. To avoid this, we grab the server in the meantime. */
+ xcb_grab_server(conn);
+
+ input_focus = xcb_get_input_focus_reply(conn, xcb_get_input_focus(conn), NULL);
+ if (input_focus == NULL || input_focus->focus == XCB_NONE) {
+ DLOG("Failed to receive the current input focus or no window has the input focus right now.\n");
+ goto free_resources;
+ }
+
+ /* We need to ignore the EWMH support window to which the focus can be set if there's no suitable window to focus. */
+ if (supporting_wm_win != NULL && input_focus->focus == *supporting_wm_win) {
+ DLOG("Input focus is on the EWMH support window, ignoring.\n");
+ goto free_resources;
+ }
+
+ geometry = xcb_get_geometry_reply(conn, xcb_get_geometry(conn, input_focus->focus), NULL);
+ if (geometry == NULL) {
+ DLOG("Failed to received window geometry.\n");
+ goto free_resources;
+ }
+
+ wm_class = xcb_get_property_reply(
+ conn, xcb_get_property(conn, false, input_focus->focus, XCB_ATOM_WM_CLASS, XCB_GET_PROPERTY_TYPE_ANY, 0, 32), NULL);
+
+ /* We need to find out whether the input focus is on an i3 frame window. If it is, we must not translate the coordinates. */
+ if (wm_class == NULL || xcb_get_property_value_length(wm_class) == 0 || strcmp(xcb_get_property_value(wm_class), "i3-frame") != 0) {
+ coordinates = xcb_translate_coordinates_reply(
+ conn, xcb_translate_coordinates(conn, input_focus->focus, root, geometry->x, geometry->y), NULL);
+ if (coordinates == NULL) {
+ DLOG("Failed to translate coordinates.\n");
+ goto free_resources;
+ }
+
+ DLOG("Determined coordinates of window with input focus at x = %i / y = %i.\n", coordinates->dst_x, coordinates->dst_y);
+ result.x += coordinates->dst_x;
+ result.y += coordinates->dst_y;
+ } else {
+ DLOG("Determined coordinates of window with input focus at x = %i / y = %i.\n", geometry->x, geometry->y);
+ result.x += geometry->x;
+ result.y += geometry->y;
+ }
+
+free_resources:
+ xcb_ungrab_server(conn);
+ xcb_flush(conn);
+
+ FREE(supporting_wm_reply);
+ FREE(input_focus);
+ FREE(geometry);
+ FREE(wm_class);
+ FREE(coordinates);
+ return result;
+}
+