Login Constructor
Creates a new instance of the Login control.
Assembly: System.Web (in System.Web.dll)
The Login constructor creates a new instance of the Login control that can be programmatically inserted into a Web page.
The following table shows the initial property values for a new instance of Login.
Property | Initial value |
|---|---|
true | |
true | |
true | |
"Your login attempt has failed. Please try again." | |
"Default" | |
"Password:" | |
"Password." | |
false | |
"Remember me next time." | |
"Login" | |
"Login" | |
"User Name:" | |
"User Name." |
The following code example uses the Login constructor to create a new instance of the Login control and add that instance to the Controls collection of a PlaceHolder control.
<%@ 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) Dim loginControl As Login loginControl = CType(PlaceHolder1.FindControl("loginControl"), Login) If Not IsValidEmail(loginControl.UserName) Then loginControl.InstructionText = "You must enter a valid e-mail address." e.Cancel = True Else loginControl.InstructionText = String.Empty End If End Sub Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs) Dim loginControl As New Login loginControl.ID = "loginControl" loginControl.HelpPageText = "Help loggin in..." loginControl.HelpPageUrl = "help.aspx" loginControl.PasswordRecoveryText = "Forgot your password?" loginControl.PasswordRecoveryUrl = "getPass.aspx" AddHandler loginControl.LoggingIn, AddressOf OnLoggingIn PlaceHolder1.Controls.Add(loginControl) End Sub </script> <html xmlns="http://www.w3.org/1999/xhtml" > <head runat="server"> <title>ASP.NET Example</title> </head> <body> <form id="form1" runat="server"> <asp:PlaceHolder id="PlaceHolder1" runat="server"></asp:PlaceHolder> </form> </body> </html>
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
