BExIS.Dcm.CreateDatasetWizard.CreateTaskmanager.findNext C# (CSharp) Метод

        private StepInfo findNext(StepInfo child)
        {
            StepInfo parent = child.Parent;

            int index = parent.Children.IndexOf(child);

            if (index + 1 < parent.Children.Count)
            {
                // return next child
                return parent.Children.ElementAt(index + 1);
            }
            else
            {
                if (IsRoot(parent)) return new StepInfo("");
                else
                {

                    return findNext(parent);
                }
            }
        }