gistfile1.cs

        static void ProcessReportComponent(IReportComponent component)
        {
            if (component == null)
                return;
            if (component is IReportComponentContainer)
            {
                var container = component as IReportComponentContainer;
                foreach (var comp in container.Components)
                {
                    ProcessReportComponent(comp as IReportComponent);
                }
            }
            if (component is TableOfContents)
            {
                var toc = component as TableOfContents;
                foreach (var level in toc.Levels)
                {
                    level.Label = ExpressionInfo.FromString("=DocumentMap.Label");
                }
            }
        }