protected override void Render(HtmlTextWriter writer) { if (_requestCompleted) { return; } if (_pageEventsPageMeasuring != null) { _pageEventsPageMeasuring.Dispose(); } ScriptManager scriptManager = ScriptManager.GetCurrent(this); bool isUpdatePanelPostback = scriptManager != null && scriptManager.IsInAsyncPostBack; if (isUpdatePanelPostback) { base.Render(writer); return; } if (_renderingContext.PreRenderRedirectCheck()) { return; } var markupBuilder = new StringBuilder(); var sw = new StringWriter(markupBuilder); try { using (Profiler.Measure("ASP.NET controls: Render")) { base.Render(new HtmlTextWriter(sw)); } } catch (HttpException ex) { CheckForMultipleAspNetFormsException(ex); throw; } string xhtml = _renderingContext.ConvertInternalLinks(markupBuilder.ToString()); if (GlobalSettingsFacade.PrettifyPublicMarkup) { xhtml = _renderingContext.FormatXhtml(xhtml); } // Inserting perfomance profiling information if (_renderingContext.ProfilingEnabled) { xhtml = _renderingContext.BuildProfilerReport(); Response.ContentType = "text/xml"; } writer.Write(xhtml); }