App_Code.Controls.WidgetZone.OnInit C# (CSharp) Method

        protected override void OnInit(EventArgs e)
        {
            if (this.XmlDocument == null)
            {
                // if there's no document for this zone name yet, load it
                var doc = RetrieveXml(this.ZoneName);
                if (doc != null)
                {
                    Blog.CurrentInstance.Cache[ZoneName] = doc;
                }
            }

            base.OnInit(e);
        }