ASP.NET2.0下含有DropDownList的GridView编辑、删除的完整例子！

ASP.NET2.0下含有DropDownList的GridView编辑、删除的完整例子！(1)

<ASP:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" PageSize="10"
                        Width="542px" AllowPaging="True" AllowSorting="True"
                         DataKeyNames="DB31_1,DB31_2" OnRowCancelingEdit="GridView1_RowCancelingEdit" OnRowDeleting="GridView1_RowDeleting" OnRowEditing="GridView1_RowEditing" OnRowUpdating="GridView1_RowUpdating" OnPageIndexChanging="GridView1_PageIndexChanging" OnRowDataBound="GridView1_RowDataBound" OnSelectedIndexChanged="GridView1_SelectedIndexChanged" OnSorting="GridView1_Sorting" >
                        <Columns>
                            <asp:TemplateField HeaderText="序号">
                                <ItemTemplate>
                                <%# this.GridView1.PageIndex * this.GridView1.PageSize + this.GridView1.Rows.Count + 1%>
                                </ItemTemplate>
                            </asp:TemplateField>