private void UpdateModelErrorCount(object property, CatalogAssistantState view)
 {
     if (property.IsNull() || AssistantItems.Count == 0)
         AssistantItems[(int)view].ErrorCount = string.Empty;
     else
         AssistantItems[(int)view].ErrorCount = ((ModelBase)property).GetErrorCount > 0 ? ((ModelBase)property).GetErrorCount.ToString() : String.Empty;
 }
 private void SetDefaultFocus(CatalogAssistantState state)
 {
     State = state;
     defaultFocusDelegate.DynamicInvoke();
 }