提供用于登录到网站的用户界面元素。


<asp:Login ????AccessKey="string" ????BackColor="color name\|#dddddd" ????BorderColor="color name\|#dddddd" ????BorderPadding="integer" ????BorderStyle="NotSet\|None\|Dotted\|Dashed\|Solid\|Double\|Groove\|Ridge\| Inset\|Outset" ????BorderWidth="size" ????CreateUserIconUrl="uri" ????CreateUserText="string" ????CreateUserUrl="uri" ????CssClass="string" ????DestinationPageUrl="uri" ????DisplayRememberMe="True\|False" ????Enabled="True\|False" ????EnableTheming="True\|False" ????EnableViewState="True\|False" ????FailureAction="Refresh\|RedirectToLoginPage" ????FailureText="string" ????Font-Bold="True\|False" ????Font-Italic="True\|False" ????Font-Names="string" ????Font-Overline="True\|False" ????Font-Size="string\|Smaller\|Larger\|XX-Small\|X-Small\|Small\|Medium\| Large\|X-Large\|XX-Large" ????????Font-Strikeout="True\|False" ????Font-Underline="True\|False" ????ForeColor="color name\|#dddddd" ????Height="size" ????HelpPageIconUrl="uri" ????HelpPageText="string" ????HelpPageUrl="uri" ????ID="string" ????InstructionText="string" ????LoginButtonImageUrl="uri" ????LoginButtonText="string" ????LoginButtonType="Button\|Image\|Link" ????MembershipProvider="string" ????OnAuthenticate="Authenticate event handler" ????OnDataBinding="DataBinding event handler" ????OnDisposed="Disposed event handler" ????OnInit="Init event handler" ????OnLoad="Load event handler" ????OnLoggedIn="LoggedIn event handler" ????OnLoggingIn="LoggingIn event handler" ????OnLoginError="LoginError event handler" ????OnPreRender="PreRender event handler" ????OnUnload="Unload event handler" ????Orientation="Horizontal\|Vertical" ????PasswordLabelText="string" ????PasswordRecoveryIconUrl="uri" ????PasswordRecoveryText="string" ????PasswordRecoveryUrl="uri" ????PasswordRequiredErrorMessage="string" ????RememberMeSet="True\|False" ????RememberMeText="string" ????runat="server" ????SkinID="string" ????Style="string" ????TabIndex="integer" ????TextLayout="TextOnLeft\|TextOnTop" ????TitleText="string" ????ToolTip="string" ????UserName="string" ????UserNameLabelText="string" ????UserNameRequiredErrorMessage="string" ????Visible="True\|False" ????VisibleWhenLoggedIn="True\|False" ????Width="size" > ????????<CheckBoxStyle?/> ????????<FailureTextStyle /> ????????<HyperLinkStyle /> ????????<InstructionTextStyle /> ????????<LabelStyle /> ????????<LayoutTemplate> <!-- child controls --> ????????</LayoutTemplate> ????????<LoginButtonStyle /> ????????<TextBoxStyle /> ????????<TitleTextStyle /> ????????<ValidatorTextStyle /> </asp:Login>

<asp:Login
????AccessKey="string"
????BackColor="color name|#dddddd"
????BorderColor="color name|#dddddd"
????BorderPadding="integer"
????BorderStyle="NotSet|None|Dotted|Dashed|Solid|Double|Groove|Ridge|
        Inset|Outset"
????BorderWidth="size"
????CreateUserIconUrl="uri"
????CreateUserText="string"
????CreateUserUrl="uri"
????CssClass="string"
????DestinationPageUrl="uri"
????DisplayRememberMe="True|False"
????Enabled="True|False"
????EnableTheming="True|False"
????EnableViewState="True|False"
????FailureAction="Refresh|RedirectToLoginPage"
????FailureText="string"
????Font-Bold="True|False"
????Font-Italic="True|False"
????Font-Names="string"
????Font-Overline="True|False"
????Font-Size="string|Smaller|Larger|XX-Small|X-Small|Small|Medium|
                       Large|X-Large|XX-Large"
????????Font-Strikeout="True|False"
????Font-Underline="True|False"
????ForeColor="color name|#dddddd"
????Height="size"
????HelpPageIconUrl="uri"
????HelpPageText="string"
????HelpPageUrl="uri"
????ID="string"
????InstructionText="string"
????LoginButtonImageUrl="uri"
????LoginButtonText="string"
????LoginButtonType="Button|Image|Link"
????MembershipProvider="string"
????OnAuthenticate="Authenticate event handler"
????OnDataBinding="DataBinding event handler"
????OnDisposed="Disposed event handler"
????OnInit="Init event handler"
????OnLoad="Load event handler"
????OnLoggedIn="LoggedIn event handler"
????OnLoggingIn="LoggingIn event handler"
????OnLoginError="LoginError event handler"
????OnPreRender="PreRender event handler"
????OnUnload="Unload event handler"
????Orientation="Horizontal|Vertical"
????PasswordLabelText="string"
????PasswordRecoveryIconUrl="uri"
????PasswordRecoveryText="string"
????PasswordRecoveryUrl="uri"
????PasswordRequiredErrorMessage="string"
????RememberMeSet="True|False"
????RememberMeText="string"
????runat="server"
????SkinID="string"
????Style="string"
????TabIndex="integer"
????TextLayout="TextOnLeft|TextOnTop"
????TitleText="string"
????ToolTip="string"
????UserName="string"
????UserNameLabelText="string"
????UserNameRequiredErrorMessage="string"
????Visible="True|False"
????VisibleWhenLoggedIn="True|False"
????Width="size"
>
????????<CheckBoxStyle?/>
????????<FailureTextStyle />
????????<HyperLinkStyle />
????????<InstructionTextStyle />
????????<LabelStyle />
????????<LayoutTemplate>
            <!-- child controls -->
????????</LayoutTemplate>
????????<LoginButtonStyle />
????????<TextBoxStyle />
????????<TitleTextStyle />
????????<ValidatorTextStyle />
</asp:Login>

备注

示例

下面的代码示例演示如何使用 Login 控件提供用于登录到网站的用户界面。

Visual Basic?	复制代码
<%@ Page Language="VB" %> <%@ Import Namespace="System.ComponentModel" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <SCRIPT runat="server"> Function IsValidEmail(ByVal strIn As String) As Boolean ' Return true if strIn is in valid e-mail format. Return Regex.IsMatch(strIn, ("^([\w-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)\|(([\w-]+\.)+))([a-zA-Z]{2,4}\|[0-9]{1,3})(\]?)$")) End Function Sub OnLoggingIn(ByVal sender As Object, ByVal e As System.Web.UI.WebControls.LoginCancelEventArgs) If Not IsValidEmail(Login1.UserName) Then Login1.InstructionText = "Enter a valid e-mail address." Login1.InstructionTextStyle.ForeColor = System.Drawing.Color.RosyBrown e.Cancel = True Else Login1.InstructionText = String.Empty End If End Sub Sub OnLoginError(ByVal sender As Object, ByVal e As EventArgs) Login1.HelpPageText = "Help with logging in..." Login1.PasswordRecoveryText = "Forgot your password?" End Sub </SCRIPT> <HTML> <BODY> <FORM runat="server"> <asp:Login id="Login1" runat="server" BorderStyle="Solid" BackColor="#F7F7DE" BorderWidth="1px" BorderColor="#CCCC99" Font-Size="10pt" Font-Names="Verdana" CreateUserText="Create a new user..." CreateUserUrl="newUser.aspx" HelpPageUrl="help.aspx" PasswordRecoveryUrl="getPass.aspx" UserNameLabelText="E-mail address:" OnLoggingIn=OnLoggingIn OnLoginError=OnLoginError > <TitleTextStyle Font-Bold="True" ForeColor="#FFFFFF" BackColor="#6B696B"> </TitleTextStyle> </asp:Login> </FORM> </BODY> </HTML>

Visual Basic?

复制代码

<%@ Page Language="VB" %>
<%@ Import Namespace="System.ComponentModel" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<SCRIPT runat="server">
Function IsValidEmail(ByVal strIn As String) As Boolean
    ' Return true if strIn is in valid e-mail format.
    Return Regex.IsMatch(strIn, ("^([\w-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([\w-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$"))
End Function

Sub OnLoggingIn(ByVal sender As Object, ByVal e As System.Web.UI.WebControls.LoginCancelEventArgs)
    If Not IsValidEmail(Login1.UserName) Then
        Login1.InstructionText = "Enter a valid e-mail address."
        Login1.InstructionTextStyle.ForeColor = System.Drawing.Color.RosyBrown
        e.Cancel = True
    Else
        Login1.InstructionText = String.Empty
    End If
End Sub

Sub OnLoginError(ByVal sender As Object, ByVal e As EventArgs)
    Login1.HelpPageText = "Help with logging in..."
    Login1.PasswordRecoveryText = "Forgot your password?"
End Sub
</SCRIPT>

<HTML>
    <BODY>
        <FORM runat="server">
            <asp:Login id="Login1" runat="server" 
                BorderStyle="Solid" 
                BackColor="#F7F7DE" 
                BorderWidth="1px"
                BorderColor="#CCCC99" 
                Font-Size="10pt" 
                Font-Names="Verdana" 
                CreateUserText="Create a new user..."
                CreateUserUrl="newUser.aspx" 
                HelpPageUrl="help.aspx"
                PasswordRecoveryUrl="getPass.aspx" 
                UserNameLabelText="E-mail address:" 
                OnLoggingIn=OnLoggingIn
                OnLoginError=OnLoginError >
                <TitleTextStyle Font-Bold="True" 
                    ForeColor="#FFFFFF" 
                    BackColor="#6B696B">
                </TitleTextStyle>
            </asp:Login>

        </FORM>
    </BODY>
</HTML>

C#?	复制代码
<%@ Page Language="C#" %> <%@ Import Namespace="System.ComponentModel" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <SCRIPT runat="server"> bool IsValidEmail(string strIn) { // Return true if strIn is in valid e-mail format. return Regex.IsMatch(strIn, @"^([\w-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)\|(([\w-]+\.)+))([a-zA-Z]{2,4}\|[0-9]{1,3})(\]?)$"); } void OnLoggingIn(object sender, System.Web.UI.WebControls.LoginCancelEventArgs e) { if (!IsValidEmail(Login1.UserName)) { Login1.InstructionText = "Enter a valid e-mail address."; Login1.InstructionTextStyle.ForeColor = System.Drawing.Color.RosyBrown; e.Cancel = true; } else { Login1.InstructionText = String.Empty; } } void OnLoginError(object sender, EventArgs e) { Login1.HelpPageText = "Help with logging in..."; Login1.PasswordRecoveryText = "Forgot your password?"; } </SCRIPT> <HTML> <BODY> <FORM runat="server"> <asp:Login id="Login1" runat="server" BorderStyle="Solid" BackColor="#F7F7DE" BorderWidth="1px" BorderColor="#CCCC99" Font-Size="10pt" Font-Names="Verdana" CreateUserText="Create a new user..." CreateUserUrl="newUser.aspx" HelpPageUrl="help.aspx" PasswordRecoveryUrl="getPass.aspx" UserNameLabelText="E-mail address:" OnLoggingIn=OnLoggingIn OnLoginError=OnLoginError > <TitleTextStyle Font-Bold="True" ForeColor="#FFFFFF" BackColor="#6B696B"> </TitleTextStyle> </asp:Login> </FORM> </BODY> </HTML>

C#?

复制代码

<%@ Page Language="C#" %>
<%@ Import Namespace="System.ComponentModel" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<SCRIPT runat="server">
bool IsValidEmail(string strIn)
{
    // Return true if strIn is in valid e-mail format.
    return Regex.IsMatch(strIn, @"^([\w-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([\w-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$"); 
}

void OnLoggingIn(object sender, System.Web.UI.WebControls.LoginCancelEventArgs e)
{
    if (!IsValidEmail(Login1.UserName))
    {
        Login1.InstructionText = "Enter a valid e-mail address.";
        Login1.InstructionTextStyle.ForeColor = System.Drawing.Color.RosyBrown;
        e.Cancel = true;
    }
    else
    {
        Login1.InstructionText = String.Empty;
    }
}

void OnLoginError(object sender, EventArgs e)
{
    Login1.HelpPageText = "Help with logging in...";
    Login1.PasswordRecoveryText = "Forgot your password?";
}
</SCRIPT>

<HTML>
    <BODY>
        <FORM runat="server">
            <asp:Login id="Login1" runat="server" 
                BorderStyle="Solid" 
                BackColor="#F7F7DE" 
                BorderWidth="1px"
                BorderColor="#CCCC99" 
                Font-Size="10pt" 
                Font-Names="Verdana" 
                CreateUserText="Create a new user..."
                CreateUserUrl="newUser.aspx" 
                HelpPageUrl="help.aspx"
                PasswordRecoveryUrl="getPass.aspx" 
                UserNameLabelText="E-mail address:" 
                OnLoggingIn=OnLoggingIn
                OnLoginError=OnLoginError >
                <TitleTextStyle Font-Bold="True" 
                    ForeColor="#FFFFFF" 
                    BackColor="#6B696B">
                </TitleTextStyle>
            </asp:Login>

        </FORM>
    </BODY>
</HTML>

备注

示例

请参见

参考

其他资源