+static void on_unmap_notify(xcb_unmap_notify_event_t *event)
+{
+ win_t *win = win_get(event->window);
+ printf("on_unmap_notify: xcb=%-8u -> win=%p\n",
+ event->window, win);
+ if (!win) return;
+
+ send_state(win, ST_HIDE);
+}
+
+static void on_map_notify(xcb_map_notify_event_t *event)
+{
+ win_t *win = win_get(event->window);
+ printf("on_map_notify: xcb=%-8u -> win=%p\n",
+ event->window, win);
+ if (!win) return;
+
+ send_state(win, ST_SHOW);
+}
+