public virtual void Focus(IContainerNode containerBaseNode)
        {
            // Show node and expand it
            containerBaseNode.SetHiddenRecursive(false);
            containerBaseNode.Expand(0);

            // Show neighbors
            foreach (var neighborNode in containerBaseNode.GetLinkedNodes <IBaseNode>(true))
            {
                neighborNode.Hidden = false;
            }

            containerBaseNode.PostLayoutStep();
            _view.Refresh();
        }