struct wlr_scene_node *node = old->data;
			if (old->role_data && (w = node->data))

			if (old->role_data && (w = client_from_wlr_surface(old)))

	Client *c;
	if (!wlr_surface_is_xdg_surface(event->surface))
		return;
	c = wlr_xdg_surface_from_wlr_surface(event->surface)->data;

	Client *c = client_from_wlr_surface(event->surface);

client_from_wlr_surface(struct wlr_surface *surface)
{
	struct wlr_scene_node *n = surface->data;
	return n ? n->data : NULL;
}
static inline Client *