Hi Nacer Eddine,
1. You can subscribe to the NameChanged event of а Sheet:
sender, EventArgs e)
// Your logic here
2. New Sheet can be directly added using the Add() method of the WorksheetCollection:
Worksheet sheet =
For more information about Worksheet you can refer to the Working with Worksheet section
in our documentation.
Please, do not hesitate to contact us if you have any other questions.
Check out the Telerik Platform - the only platform that combines a rich set of UI tools with powerful cloud services to develop web, hybrid and native mobile apps.