Hi,
Thanks for the update.
The GridGroupingControl can be exported to the csv format of file, by copying the text to the buffer which copies with the delimiter so that it can be provided as a csv format.
Please refer the sample attached in the below location which illustrates the behavior:
http://www.syncfusion.com/uploads/redirect.aspx?&team=support&file=GridToCSV1154072814.zipLet me know if you have any queries.
Regards,
Christo.