求解无法读取选择项目

seven890528 2010-06-26 02:19:41



<asp:GridView ID="UserView" runat="server" AutoGenerateColumns="False" CellPadding="4"

                    Font-Size="14px" ForeColor="#333333" GridLines="None" HorizontalAlign="Center"

                    Width="90%">

                    <RowStyle BackColor="#F7F6F3" ForeColor="#333333" />

                    <Columns>

                        <asp:TemplateField HeaderText="用户账号">

                            <ItemTemplate>

                                <asp:CheckBox ID="CheckBox1" runat="server" Text='<%#DataBinder.Eval(Container.DataItem,"UserID") %>' Checked="false"/>

                            </ItemTemplate>

                            <ItemStyle Width="100px" />

                        </asp:TemplateField>

                        <asp:BoundField DataField="Username" HeaderText="用户昵称">

                            <ItemStyle Width="100px" />

                        </asp:BoundField>

                        <asp:CheckBoxField DataField="IsAdministrator" HeaderText="是否为管理员">

                            <ItemStyle Width="128px" />

                        </asp:CheckBoxField>

                        <asp:TemplateField HeaderText="电子邮箱">

                            <ItemStyle Width="150px" />

                            <ItemTemplate>

                                <a href="mailto:<%#DataBinder.Eval(Container.DataItem,"Email") %> ">

                                    <%#DataBinder.Eval(Container.DataItem,"Email") %>

                                </a>

                            </ItemTemplate>

                        </asp:TemplateField>

                    </Columns>

                    <PagerStyle BackColor="#284775" ForeColor="White" HorizontalAlign="Center" />

                    <SelectedRowStyle BackColor="#E2DED6" Font-Bold="True" ForeColor="#333333" />

                    <HeaderStyle BackColor="#A0BDB8" Font-Bold="True" Font-Size="16px" ForeColor="White"

                        Height="40px" />

                    <EditRowStyle BackColor="#999999" />

                    <AlternatingRowStyle BackColor="White" ForeColor="#284775" />

                </asp:GridView>



   protected void Button2_Click(object sender, EventArgs e)

    {

        int i = 0;

        foreach (GridViewRow di in UserView.Rows)

        {

            CheckBox cb = (CheckBox)di.FindControl("Checkbox1");

            if (cb.Checked==true)

            {

                Response.Write("<script>alert('" + cb.Text + "')</script>");

                i++;

            }

        }

        //Response.Redirect("ViewUserinfor.aspx");

    }