public static void AsRemoveButton(this LayoutControlItem buttonControlItem, string caption = Captions.RemoveButtonText)
 {
     buttonControlItem.AsLargeButtonWithImage(ApplicationIcons.Back, caption);
 }
 public static void AsAddButton(this LayoutControlItem buttonControlItem, string caption = Captions.AddButtonText)
 {
     buttonControlItem.AsLargeButtonWithImage(ApplicationIcons.Forward, caption);
 }