static void commitpopup(struct wl_listener *listener, void *data);

commitpopup(struct wl_listener *listener, void *data)
{
	struct wlr_surface *surface = data;
	struct wlr_xdg_popup *popup = wlr_xdg_popup_try_from_wlr_surface(surface);
	LayerSurface *l = NULL;
	Client *c = NULL;
	struct wlr_box box;
	int type = -1;
	if (!popup->base->initial_commit)
		return;
	type = toplevel_from_wlr_surface(popup->base->surface, &c, &l);
	if (!popup->parent || type < 0)
		return;
	popup->base->surface->data = wlr_scene_xdg_surface_create(
			popup->parent->data, popup->base);
	if ((l && !l->mon) || (c && !c->mon))
		return;
	box = type == LayerShell ? l->mon->m : c->mon->w;
	box.x -= (type == LayerShell ? l->geom.x : c->geom.x);
	box.y -= (type == LayerShell ? l->geom.y : c->geom.y);
	wlr_xdg_popup_unconstrain_from_box(popup, &box);
	wl_list_remove(&listener->link);
}
void

	LayerSurface *l = NULL;
	Client *c = NULL;
	struct wlr_box box;
	int type = toplevel_from_wlr_surface(popup->base->surface, &c, &l);
	if (!popup->parent || type < 0)
		return;
	popup->base->surface->data = wlr_scene_xdg_surface_create(
			popup->parent->data, popup->base);
	if ((l && !l->mon) || (c && !c->mon))
		return;
	box = type == LayerShell ? l->mon->m : c->mon->w;
	box.x -= (type == LayerShell ? l->geom.x : c->geom.x);
	box.y -= (type == LayerShell ? l->geom.y : c->geom.y);
	/* FIXME: this send a configure event to a uninitialized wlr_xdg_surface */
	wlr_xdg_popup_unconstrain_from_box(popup, &box);

	LISTEN_STATIC(&popup->base->surface->events.commit, commitpopup);