public DiagnosticViewModel(IConfigProxy configProxy, ISubsidiaryProxy ssProxy)
 {
     this.configProxy = configProxy;
     this.IsAutoDiagnostic = configProxy.GetIsAutoDiagnostic();
     this.Subsidiaries = new ObservableCollection<Subsidiary>(ssProxy.GetSubsidiaries());
     this.IsBusy = false;
     this.SelectedSubsidiary = this.Subsidiaries.FirstOrDefault();
 }