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If you use Eval as shown above then you will have to set the value when it changes in the Form View Ittem Update event (see Listing 1). NET showing all of the elements generated by the designer (or added by you) is provided in Listing 2.If you switch Eval to Bind for the Selected Value then no code-behind is required. It took me a couple of hours to work out the details in a manner I was happy with.

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The Text Box controls provide basic data entry support for editing a record.I encourage you to use whatever works for you in a given context, what will help you get the job done quickly, and employ techniques that you understand.And a big strategy is to use whatever approach works in an application even if it means mixing styles—custom versus data sources and binding. They key is to get done quickly with dependable and maintainable results. You may contact him for technology questions at [email protected] Data Value Field and Data Text Field's are assigned to Customer ID and Company Name respectively, and lookup values will come from the Customers table.The Eval method in the script block implies that the Selected Value is read from the outer data source's Customer ID field.An old friend of mine, Joe Shook, laughingly said, “you should read what other people write too once in a while.” Of course, he was right and naturally I do. I read almost everything I can get in my hands including technical books, blogs, and articles because I am surprised by the number of things I haven't mastered or that I still don't have a “best practices” sort of solution for. Thankfully I am still willing to stay up to 11 or 12 o'clock—used to be until the next morning—working out the details of what I don't know until I am happy with an answer.A friend of mine actually asked me about this particular problem: what is a good way to bind a Drop Down List in a Form View.Bind and Eval perform approximately the same function, reading data from a data source. Selected Value End Sub Use Bind for the Drop Down List Selected Value and the code in Listing 1 is not needed. Modify the Customer ID by picking a Customer from the Drop Down List and click the Update button provided by the Form View designer.The difference is that Bind is a two-way bind (read and write) and Eval is a one way bind (read-only) from the Data Source. Item Updating Dim control As Drop Down List = Form View1. If you use Eval then remember that the Drop Down List is in a template of the Form View, so you have to get the actual Drop Down List by calling Find Control and setting the updated value to the e. The running form is shown in Figure 3, and the ASP.Since this particular challenge wasn't on my radar I provided him with a workable solution, but thought a better solution was possible.This article provides a comprehensive solution for defining an edit template in a Form View. The Form View is a binding control like the Grid View, except where the Grid View shows multiple rows of data and the Form View shows one record at a time in a form layout.


  1. Jan 7, 2014. Learn how using the FormView Web Server Control as a code generator for your forms. The secret is the FormView Generator - which many of you have used before but may not have thought about it in this way. Step 1 To connect to a SQL Server database using the SqlDataSource control.

  2. May 16, 2012. Demonstrates on using Edit/Update command feature in GridView when used with SqlDataSource. For more info

  3. Update command not working with hidden field as a parameter. Forums on Bytes. I have a formview with a datasource that contains a select and update command. The select statement works fine. aspSqlDataSource ID="formview_datasource" runat="server" ConnectionString="Connection.

  4. If you place FormView control to web form you'll see that it not appears very user friendly at first look. There is only gray rectangle, like in image. Example of SqlDataSource control that will be used to select, insert, edit and delete data in FormView control could look like code bellow. This example shows typical situation.

  5. The FormView control can be bound to a data source control such as SqlDataSource, AccessDataSource, ObjectDataSource and so on, or to any data source that implements the System. When using this method, the FormView control does not provide built-in inserting, updating, deleting, and paging functionality.

  6. Oct 23, 2011. In this blog we will know how to insert, edit, update and delete using a form view control without using sqldatasource.

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