label转换控件textbox

Question

                        <asp:TemplateField HeaderText="登录密码">
                            <EditItemTemplate>
                                <asp:TextBox ID="TextBox2" runat="server" Width="60px"></asp:TextBox>
                            </EditItemTemplate>
                            <ItemTemplate>
                                <asp:Label ID="Label2" runat="server">******</asp:Label>
                            </ItemTemplate>
                            <HeaderStyle HorizontalAlign="Center" />
                            <ItemStyle HorizontalAlign="Center" />
如果是GridView，以上代码可供参考。

Answer 1

label，textbox 叠放起来，
label 点击后把textbox显示出来，
用visible

Answer 2

不想用visible啊，太没挑战性啊，，，就想强制转换下，等待等待