public StartApplicationService(
     IBuilderRegistrationService builderRegistrationService, 
     LoginProviderBuilder loginProviderBuilder,
     WarehouseProviderBuilder warehouseProviderBuilder,
     StructureHelper structureHelper)
 {
     StructureHelper = structureHelper;
     _builderRegistrationService = builderRegistrationService;
     _loginProviderBuilder = loginProviderBuilder;
     _warehouseProviderBuilder = warehouseProviderBuilder;
 }
 public MainScreenObject(StructureHelper structureHelper)
 {
     StructureHelper = structureHelper;
 }