The DataSourceDesigner.Configure method is not supported in the System.Web.UI.Design.DataSourceDesigner class; however, it can be overridden by custom data source designers inheriting from the System.Web.UI.Design.DataSourceDesigner class.
In a design host such as vsprvslong, you can see the DataSourceDesigner.Configure method in action by completing the following process:
[The 'ordered' type of list has not been implemented in the ECMA stylesheet.]