#endif
public:
+ /** \static Add a callback fired on each newly created NetZone */
static void on_creation_cb(const std::function<void(NetZone const&)>& cb) { on_creation.connect(cb); }
+ /** \static Add a callback fired on each newly sealed NetZone */
static void on_seal_cb(const std::function<void(NetZone const&)>& cb) { on_seal.connect(cb); }
/**