问强制asp:LoginView显示带有代码的匿名模板

EN

<asp:LoginView ID="LoginView1" runat="server">
    <AnonymousTemplate>
        <asp:Label ID="Label1" runat="server" Text="Label" CssClass="user-login">Guest</asp:Label>
        <button id="guestSignIn" type="button" class="btn-user bg-anonymous" data-toggle="modal" data-target="#loginModal">Login</button>
    </AnonymousTemplate>
    <LoggedInTemplate>
        <asp:ImageButton ID="ImageButton1" runat="server" ImageUrl="~/Images/Home-icon.png" Height="35" PostBackUrl="~/Profile.aspx" />
        <asp:LoginName ID="LoginName1" runat="server" CssClass="user-login" />
        <asp:Button ID="BtnLogOff" Text="Log out" CssClass="btn-user bg-user" runat="server" OnClick="LogOff" PostBackUrl="~/AboutMe.aspx" />
    </LoggedInTemplate>
    <RoleGroups>
        <asp:RoleGroup Roles="User">
        </asp:RoleGroup>
        <asp:RoleGroup Roles="Admin">
            <ContentTemplate>
                <asp:ImageButton ID="ImageButton2" runat="server" ImageUrl="~/Images/Home-icon.png" Height="20" CssClass=" mr-2" PostBackUrl="~/ProfilePage.aspx" />
                <asp:LoginName ID="LoginName2" runat="server" CssClass="user-login" />
                <asp:Button ID="BtnLogOff1" Text="Log out" CssClass="btn-user bg-admin" runat="server" OnClick="BtnLogOff_Click" PostBackUrl="~/AboutMe.aspx" />
            </ContentTemplate>
        </asp:RoleGroup>
    </RoleGroups>
</asp:LoginView>

protected void LogOff(object sender, EventArgs e)
{
        Session.Clear();
        Session.Abandon();

        Response.Cache.SetExpires(DateTime.UtcNow.AddMinutes(-1));
        Response.Cache.SetCacheability(HttpCacheability.NoCache);
        Response.Cache.SetNoStore();

        Roles.DeleteCookie();

        try
        {
            Session.Abandon();
            FormsAuthentication.SignOut();
            Response.Cache.SetCacheability(HttpCacheability.NoCache);
            Response.Buffer = true;
            Response.ExpiresAbsolute = DateTime.Now.AddDays(-1d);
            Response.Expires = -1000;
            Response.CacheControl = "no-cache";
            //Response.Redirect("login.aspx", true);
        }
        catch (Exception ex)
        {
            Response.Write(ex.Message);
        }
}