C# (CSharp) ToolItem.DeactivateItem примеры использования

Пример #1

    public virtual void ActivateItem()
    {
        if (focusItem != null)
        {
            if (focusItem != activeItem)
            {
                activeItem.DeactivateItem();
                activeItem  = focusItem;
                activeIndex = focusIndex;
            }

            activeItem.ActivateItem();

            if (HighlightActivated)
            {
                LowlightAll();
                activeItem.Highlight();
            }
        }
    }