private void GetGrammarSpeech() { this.SpeechDomainsList.Visibility = Visibility.Collapsed; SpeechService.GetGrammarsAsync( HawaiiClient.HawaiiApplicationId, (result) => this.Dispatcher.BeginInvoke(() => this.OnSpeechGrammarsReceived(result))); this.RetrievingGrammarsLabel.Visibility = Visibility.Visible; this.RecognizingProgress.Visibility = Visibility.Visible; }