private void OnAutomationCommandEvent(EventParameters <AutomationCommand> obj)
 {
     if (obj.Topic == EventTopicNames.SelectAutomationCommandValue)
     {
         CommandValues.Clear();
         SetSelectedAutomationCommand(obj.Value);
         CommandValues.AddRange(obj.Value.Values.Split('|'));
         if (CommandValues.Count == 1)
         {
             OnAutomationCommandValueSelected(CommandValues.ElementAt(0));
             return;
         }
         RaisePropertyChanged(() => ColumnCount);
     }
 }