protected virtual void OnSetComplete (KeyedCollectionNotificationDetails details) { }
protected virtual void OnRemove (KeyedCollectionNotificationDetails details) { }
protected virtual void OnInsert (KeyedCollectionNotificationDetails details) { }
protected virtual void OnSetComplete (KeyedCollectionNotificationDetails details) {}
protected virtual void OnRemove (KeyedCollectionNotificationDetails details) {}
protected virtual void OnInsert (KeyedCollectionNotificationDetails details) {}