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To cancel the update operation, set the Cancel property of the Grid View Update Event Args object to .
You can also manipulate the Keys, Old Values, and New Values collections, if necessary, before the values are passed to the data source.
After I click the update button, I change the value to 150. My gridview is not bound to a Sql Datasource or Object Datasource. Thanks The currency manager is in Windows Forms programming. My hunch is that the Sql Data Source and Object Data Source has provisions to tie into an update method/stored procedure.
Text); Unfortunately, it looks like I'm getting the value prior to the edit. Let's say the column value is 15 before I click the update button. To String() also, but that might have got me a blank string instead. If you find a solution, or if the above helps, please let me know.
If we move our mouse on to the variables, which hold the cell values, we can see the old value instead of new updated value (Refer the debugging Screen Shot at the Top).
Here’s the code to cancel update and delete in a Grid View: Suprotim Agarwal, Developer Technologies MVP (Microsoft Most Valuable Professional) is the founder and contributor for Dev Curry, Dot Net Curry and SQLServer Curry.
He is the Chief Editor of a Developer Magazine called DNC Magazine.
This enables you to provide an event-handling method that performs a custom routine, such as canceling the update operation, whenever this event occurs.
A Grid View Update Event Args object is passed to the event-handling method, which enables you to determine the index of the current row and to indicate that the update operation should be canceled.