0<![CDATA[Create a GridView Programmatically and Access Templated Controls]]>
http://www.howtodotnetnuke.com/Blogs/tabid/177/EntryId/10/Create-a-GridView-Programmatically-and-Access-Templated-Controls.aspx
...But, if you want to create a drop down list instead of a textbox in the gridview you can easily do this. Click on the smart tag for the gridview and go to click ...]]>en-US