AjaxControlToolkit.Design.HtmlEditorDesigner.GetDesignTimeHtml C# (CSharp) Method

        public override string GetDesignTimeHtml(DesignerRegionCollection regions)
        {
            var sb = new StringBuilder(1024);
            var sr = new StringWriter(sb, CultureInfo.InvariantCulture);

            var writer = new HtmlTextWriter(sr);
            writer.AddAttribute(HtmlTextWriterAttribute.Rel, "stylesheet");
            writer.AddAttribute(HtmlTextWriterAttribute.Href, HtmlEditor.Page.ClientScript.GetWebResourceUrl(typeof(Editor), Constants.HtmlEditorEditorName + ".css"));
            writer.RenderBeginTag(HtmlTextWriterTag.Link);
            writer.RenderEndTag();

            HtmlEditor.CreateChilds(this);
            HtmlEditor.RenderControl(writer);

            return sb.ToString();
        }