<rad:RadGrid Skin="WebBlue" ID="RadGrid1" runat="server"
            GridLines="None" AllowPaging="True" AllowSorting="True" Width="97%" AutoGenerateColumns="False"
            EnableAJAX="true" ShowStatusBar="true" OnPreRender="RadGrid1_PreRender" OnNeedDataSource="RadGrid1_NeedDataSource" OnUpdateCommand="RadGrid1_UpdateCommand" OnInsertCommand="RadGrid1_InsertCommand" OnDeleteCommand="RadGrid1_DeleteCommand">
            <MasterTableView GridLines="None" Width="100%" CommandItemDisplay="Top" DataKeyNames="EmployeeID">
                <Columns>
                    <rad:GridEditCommandColumn UniqueName="EditCommandColumn">
                    </rad:GridEditCommandColumn>
                    <rad:GridBoundColumn UniqueName="TitleOfCourtesy" HeaderText="TOC" DataField="TitleOfCourtesy">
                        <HeaderStyle Width="60px"></HeaderStyle>
                    </rad:GridBoundColumn>
                          <rad:GridButtonColumn UniqueName="DeleteColumn" Text="Delete" CommandName="Delete" />
                </Columns>
                <EditFormSettings UserControlName="EmployeeDetailsCS.ascx" EditFormType="WebUserControl">
                    <EditColumn UniqueName="EditCommandColumn1">
                    </EditColumn>
                </EditFormSettings>

            </MasterTableView>
        </rad:RadGrid>

in Usercontrol:

<asp:TextBox id=TextBox2 Text='<%# DataBinder.Eval( Container, "DataItem.FirstName") %>' runat="server" tabIndex=8>
      </asp:textbox>

Initial the dropdown in code behind:


  #region Web Form Designer generated code
  override protected void OnInit(EventArgs e)
  {
   //
   // CODEGEN: This call is required by the ASP.NET Web Form Designer.
   //
   InitializeComponent();
   base.OnInit(e);
  }
  
  /// <summary>
  ///  Required method for Designer support - do not modify
  ///  the contents of this method with the code editor.
  /// </summary>
  private void InitializeComponent()
  {
   this.DataBinding += new System.EventHandler(this.EmployeeDetails_DataBinding);

  }
  #endregion

protected void EmployeeDetails_DataBinding(object sender, System.EventArgs e)
  {
            ArrayList tocs = new ArrayList(new string[] { "Dr.", "Mr.", "Mrs.", "Ms." });

            ddlTOC.DataSource = tocs;
            ddlTOC.DataBind();

            object tocValue = DataBinder.Eval(DataItem, "TitleOfCourtesy");

            if (tocValue == DBNull.Value)
            {
                tocValue = "Mrs.";
            }
            ddlTOC.SelectedIndex = tocs.IndexOf((string)tocValue);
            ddlTOC.DataSource = null;
        }

DataBinder in System.Web.UI