Gridview rowupdating example c
Figure 7: Set the Required Field Validator's After making these changes, open the page in a browser.
There, select each of the Bound Fields and click the "Convert this field into a Template Field" link.
Figure 3: Convert Each of the Details View's and Grid View's Bound Fields Into Template Fields (Click to view full-size image) Converting a Bound Field into a Template Field through the Fields dialog box generates a Template Field that exhibits the same read-only, editing, and inserting interfaces as the Bound Field itself.
NET 1.x had these same five validation controls, ASP.
NET 2.0 has added a number of improvements, the main two being client-side script support for browsers other than Internet Explorer and the ability to partition validation controls on a page into validation groups. To accomplish this, click on the Edit Templates link from the Grid View's smart tag to bring up the template editing interface.
Additionally, the page included a Details View whose , thereby always rendering in insert mode.
Specifically, this tutorial takes the example created in the Examining the Events Associated with Inserting, Updating, and Deleting tutorial and augments the editing and inserting interfaces to include appropriate validation.
If a user makes a data entry mistake - such as omitting the (such as -50) an exception will be raised from within the depths of the application architecture.The following markup shows the declarative syntax for the By clicking the "Convert this field into a Template Field," Visual Studio has created a Template Field whose templates mimic the user interface of the converted Bound Field.You can verify this by visiting this page through a browser.Figure 1: The Previous Example Allows Users to Add New Products and Edit Existing Ones (Click to view full-size image) Our goal for this tutorial is to augment the Details View and Grid View to provide validation controls.In particular, our validation logic will: in action).After setting these three properties of the Required Field Validator, your screen should look similar to Figure 7.