private void ComboBoxSelectionChanged(object sender, SelectionChangedEventArgs e) { if (MaxNumberOfAnswers <= 1 && Inference.SelectedAllowedTerms.Count > 0 && Inference.SelectedAllowedTerms[0] != _comboBox.SelectedItem) { Inference.ClearSelectedAllowedTerms(); } if (_comboBox.SelectedItem != null) { ((AimTemplateTreeAllowedTerm)_comboBox.SelectedItem).Selected = true; } }