/// <summary>
 /// Configures the default region adapter mappings to use in the application, in order
 /// to adapt UI controls defined in XAML to use a region and register it automatically.
 /// May be overwritten in a derived class to add specific mappings required by the application.
 /// </summary>
 /// <returns>The <see cref="RegionAdapterMappings"/> instance containing all the mappings.</returns>
 protected virtual void ConfigureRegionAdapterMappings(RegionAdapterMappings regionAdapterMappings)
 {
     regionAdapterMappings?.RegisterDefaultRegionAdapterMappings();
 }