Rowdeleted and rowupdating

10-Feb-2020 00:58 by 7 Comments

Rowdeleted and rowupdating

When the user clicks the Delete link for a row, the handler for the event checks the last name of the person displayed in the row that the user is trying to delete.If the last name is "Beaver", the delete operation is canceled, and an error message is displayed.

You can get creative with this by calling other functions from the page Load that will have filters for your search criteria, etc.

Raises the Page Index Changing and Page Index Changed events.

event is raised when a button listed in the previous table is clicked, it is recommended that you use the events listed in the table for the operation.

For any other name, the delete operation proceeds and the row is deleted. Rows are deleted from the Customer Address table instead of the Customer table in order to keep the example simple.

The Grid View control shows the result of joining three tables: Customer, Address, and Customer Address.

event is raised when a row's Update button is clicked, but before the Grid View control updates the row.

This enables you to provide an event-handling method that performs a custom routine, such as canceling the update operation, whenever this event occurs.To cancel the update operation, set the Cancel property of the Grid View Update Event Args object to true.You can also manipulate the Keys, Old Values, and New Values collections, if necessary, before the values are passed to the data source.For information about how to set up the Adventure Works LT database, see How to: Set Up an Adventure Works LT Sample Database for ASP. event is raised when a row's Update button is clicked, but after the Grid View control updates the row.This enables you to provide an event-handling method that performs a custom routine, such as canceling the delete operation, whenever this event occurs.

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