-// xcb_composite_redirect_subwindows(sc->dpy->conn, sc->super.root,
-// XCB_COMPOSITE_REDIRECT_MANUAL);
+ redir_ck =
+ xcb_composite_redirect_subwindows(sc->dpy->conn, sc->super.root,
+ XCB_COMPOSITE_REDIRECT_MANUAL);
+
+ overlay_ck = xcb_composite_get_overlay_window(sc->dpy->conn,
+ sc->super.root);
+
+ /* check that the redirect worked */
+ err = xcb_request_check(sc->dpy->conn, redir_ck);
+ if (err) {
+ printf(_("unable to redirect rendering, another composite manager must be running"));
+ free(err);
+ return FALSE;
+ }
+
+ /* get the overlay window reply */
+ overlay_rep = xcb_composite_get_overlay_window_reply(sc->dpy->conn,
+ overlay_ck,
+ NULL);
+ if (!overlay_rep) {
+ printf(_("unable to get the composite overlay window\n"));
+ return FALSE;
+ }
+ sc->overlay = overlay_rep->overlay_win;
+ free(overlay_rep);