QHash<const QMetaObject*, ExtendedMetaObject*> _extendedMetaObjects;
std::unordered_multimap<QByteArray, std::unique_ptr<SlotObjectBase>, Hash<QByteArray>> _attachedSlots; ///< Attached slot objects
QHash<const QMetaObject*, ExtendedMetaObject*> _extendedMetaObjects;
std::unordered_multimap<QByteArray, std::unique_ptr<SlotObjectBase>, Hash<QByteArray>> _attachedSlots; ///< Attached slot objects