<%@ Page language="C#" %>
<script runat="server">
void AuthorsGridView_RowUpdating (Object sender, GridViewUpdateEventArgs e)
{
// The GridView control does not automatically extract updated values
// from TemplateField column fields. These values must be added manually
// to the NewValues dictionary.
// Get the GridViewRow object that represents the row being edited
// from the Rows collection of the GridView control.
int index = AuthorsGridView.EditIndex;
GridViewRow row = AuthorsGridView.Rows[index];
// Get the controls that contain the updated values. In this
// example, the updated values are contained in the TextBox
// controls declared in the edit item templates of each TemplateField
// column fields in the GridView control.
TextBox lastName = (TextBox)row.FindControl("LastNameTextBox");
TextBox firstName = (TextBox)row.FindControl("FirstNameTextBox");
// Add the updated values to the NewValues dictionary. Use the
// parameter names declared in the parameterized update query
// string for the key names.
e.NewValues["au_lname"] = lastName.Text;
e.NewValues["au_fname"] = firstName.Text;
}
</script>
<html>
<body>
<form runat="server">
<h3>TemplateField EditItemTemplate Example</h3>
<!-- The GridView control automatically sets the columns -->
<!-- specified in the datakeynames attribute as read-only. -->
<!-- No input controls are rendered for these columns in -->
<!-- edit mode. -->
<asp:gridview id="AuthorsGridView"
datasourceid="AuthorsSqlDataSource"
autogeneratecolumns="false"
autogenerateeditbutton="true"
datakeynames="au_id"
cellpadding="10"
onrowupdating="AuthorsGridView_RowUpdating"
runat="server">
<columns>
<asp:boundfield datafield="au_id"
headertext="Author ID"
readonly="true"/>
<asp:templatefield headertext="Last Name"
itemstyle-verticalalign="Top">
<itemtemplate>
<%#Eval("au_lname")%>
</itemtemplate>
<edititemtemplate>
<asp:textbox id="LastNameTextBox"
text='<%#Eval("au_lname")%>'
width="90"
runat="server"/>
<br/>
<asp:requiredfieldvalidator id="LastNameRequiredValidator"
controltovalidate="LastNameTextBox"
display="Dynamic"
text="Please enter a last name."
runat="server" />
</edititemtemplate>
</asp:templatefield>
<asp:templatefield headertext="First Name"
itemstyle-verticalalign="Top">
<itemtemplate>
<%#Eval("au_fname")%>
</itemtemplate>
<edititemtemplate>
<asp:textbox id="FirstNameTextBox"
text='<%#Eval("au_fname")%>'
width="90"
runat="server"/>
<br/>
<asp:requiredfieldvalidator id="FirstNameRequiredValidator"
controltovalidate="FirstNameTextBox"
display="Dynamic"
text="Please enter a first name."
runat="server" />
</edititemtemplate>
</asp:templatefield>
<asp:checkboxfield datafield="contract"
headertext="Contract"
readonly="true"/>
</columns>
</asp:gridview>
<!-- This example uses Microsoft SQL Server and connects -->
<!-- to the Pubs sample database. -->
<asp:sqldatasource id="AuthorsSqlDataSource"
selectcommand="SELECT [au_id], [au_lname], [au_fname], [contract] FROM [authors]"
updatecommand="UPDATE authors SET au_lname=@au_lname, au_fname=@au_fname WHERE
(authors.au_id = @au_id)"
connectionstring="server=localhost;database=pubs;integrated security=SSPI"
runat="server">
</asp:sqldatasource>
</form>
</body>
</html>
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