Ext.Net.Extensions.Update C# (CSharp) Method

        public static void Update(this Control self)
        {
            if (self is Component)
            {
                ((Component)self).Render();
                return;
            }

            Control parent = self.Parent;
            int index = parent.Controls.IndexOf(self);

            LiteralControl start = new LiteralControl("<Ext.Net.Direct.Update id=\"{0}\">".FormatWith(self.ClientID));
            LiteralControl end = new LiteralControl("</Ext.Net.Direct.Update>");

            parent.Controls.AddAt(index, start);
            parent.Controls.AddAt(index + 2, end);

            HttpContext.Current.Items["Ext.Net.Direct.Update"] = true;
        }
    }