This example demonstrates how to sort groups by a property different from the one on which RadGridView has been grouped. It handles RadGridView's Grouping event and creates a custom GroupDescriptor.
Note: This example has lightweight templates applied for RadGridView.
More details can be found in our online help: For WPF - http://docs.telerik.com/devtools/wpf/controls/radgridview/features/overview-lightweight-template.html For SL - http://docs.telerik.com/devtools/wpf/controls/radgridview/features/overview-lightweight-template.html