Method IsAsyncLoadingInProgress

libs/map/bookmark_manager.hpp:197–197

  void SetCategoriesChangedCallback(CategoriesChangedCallback && callback);
  void SetAsyncLoadingCallbacks(AsyncLoadingCallbacks && callbacks);
  bool IsAsyncLoadingInProgress() const { return m_asyncLoadingInProgress; }

  bool AreSymbolSizesAcquired(OnSymbolSizesAcquiredCallback && callback);