private void CleanValues()
 {
     ActionAdd.CleanValues();
     ObservationAdd.CleanValues();
     ActionList.CleanValues();
     LabelValidationScenario.Content = String.Empty;
 }
 private void ButtonAddAction_Click(object sender, RoutedEventArgs e)
 {
     if (ActionAdd.SelectedWARecordType == null)
     {
         ActionAdd.LabelValidation.Content = "It is necessary to choose an action.";
     }
     else if (ActionList.AddAction(ActionAdd.Time, ActionAdd.SelectedWARecordType.Id, ActionAdd.SelectedWARecordType.Duration))
     {
         _scenarioDescription.addACS(ActionAdd.SelectedWARecordType, ActionAdd.Time);
         ActionAdd.CleanValues();
     }
     else
     {
         ActionAdd.LabelValidation.Content = "Two actions at the some time are forbidden.";
     }
 }