public override void SetEditableDesignerRegionContent(EditableDesignerRegion region, string content) { if (content == null) { return; } IDesignerHost host = (IDesignerHost)Component.Site.GetService(typeof(IDesignerHost)); if (host != null) { ITemplate template = ControlParser.ParseTemplate(host, content); ((IContent)this.Control).Content = template; } }