public override void Assign(RepositoryItem item)
{
base.Assign(item);
RepositoryItemPopupContainerEditCustomButton currentRepository = (item as RepositoryItemPopupContainerEditCustomButton);
this.ShowCustomButton = currentRepository.ShowCustomButton;
this.protButtonsForPopup = currentRepository.protButtonsForPopup;
Events.AddHandler(CustomButtonClick, currentRepository.Events[CustomButtonClick]);
}
// static constructor
static PopupContainerEditCustomButton()
{
RepositoryItemPopupContainerEditCustomButton.RegisterPopupContainerEditCustomButton();
}