/* Store The List Of Symptoms And Navigate to SearchPage */ private async void SearchBtn_Click(object sender, RoutedEventArgs e) { clickSnd.Play(); if (SymptChoices.Items.Count < 1) { MessageDialog msgbox = new MessageDialog("Не сте избрали симптоми."); msgbox.ShowAsync(); } else { List <string> list = new List <string>(); string SympName; for (int i = 0; i < SymptChoices.Items.Count; i++) { var selectedNameObject = SymptChoices.Items[i] as Models.Symptom; SympName = selectedNameObject.symptom_name; list.Add(SympName); } if (illnesses.Count > 0) { illnesses.Clear(); } illnesses = db.getIllness(list); MainPage.setDestinationSource(false); this.Frame.Navigate(typeof(IllnessesSearchPage)); } }