System.Web.UI.WebControls N ...


.NET Framework Class Library
MailMessageEventArgs Class

Provides data for e-mail–related events.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web (in System.Web.dll)
Syntax

Visual Basic (Declaration)
<AspNetHostingPermissionAttribute(SecurityAction.InheritanceDemand, Level := AspNetHostingPermissionLevel.Minimal)> _
<AspNetHostingPermissionAttribute(SecurityAction.LinkDemand, Level := AspNetHostingPermissionLevel.Minimal)> _
Public Class MailMessageEventArgs _
    Inherits LoginCancelEventArgs
Visual Basic (Usage)
Dim instance As MailMessageEventArgs
C#
[AspNetHostingPermissionAttribute(SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]
[AspNetHostingPermissionAttribute(SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
public class MailMessageEventArgs : LoginCancelEventArgs
Visual C++
[AspNetHostingPermissionAttribute(SecurityAction::InheritanceDemand, Level = AspNetHostingPermissionLevel::Minimal)]
[AspNetHostingPermissionAttribute(SecurityAction::LinkDemand, Level = AspNetHostingPermissionLevel::Minimal)]
public ref class MailMessageEventArgs : public LoginCancelEventArgs
JScript
public class MailMessageEventArgs extends LoginCancelEventArgs
Remarks

The MailMessageEventArgs class provides access to the MailMessage object that contains the e-mail message. Because the MailMessageEventArgs class is derived from the LoginCancelEventArgs class, you can cancel sending an e-mail message in your event handler by setting the Cancel property to true.

Examples

The following code example demonstrates how to use the MailMessageEventArgs class in an e-mail message event handler to change the contents of the message before it is sent.

Visual Basic
<%@ page language="VB" %>
<%@ Import namespace="Samples.AspNet.VB.Controls" %>

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

  Sub Page_Init(ByVal sender As Object, ByVal e As EventArgs)

    Dim passwordRecoveryControl As New PasswordRecoveryOnBeforeSendingEmail

    passwordRecoveryControl.ID = "passwordRecoveryControl"
    passwordRecoveryControl.MailDefinition.From = "userAdmin@your.site.name.here"
    PlaceHolder1.Controls.Add(passwordRecoveryControl)

  End Sub

</script>

<html  >
  <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>
C#
<%@ page language="C#" %>
<%@ Import namespace="Samples.AspNet.CS.Controls" %>

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

  void Page_Init(object sender, EventArgs e)
  {
    PasswordRecoveryOnBeforeSendingEmail passwordRecoveryControl = 
      new PasswordRecoveryOnBeforeSendingEmail();

    passwordRecoveryControl.ID = "passwordRecoveryControl";
    passwordRecoveryControl.MailDefinition.From = "userAdmin@your.site.name.here";
    PlaceHolder1.Controls.Add(passwordRecoveryControl);

  }
</script>

<html  >
  <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>
.NET Framework Security

Inheritance Hierarchy

System..::.Object
  System..::.EventArgs
    System.Web.UI.WebControls..::.LoginCancelEventArgs
      System.Web.UI.WebControls..::.MailMessageEventArgs
Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
Platforms

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
Version Information

.NET Framework

Supported in: 3.5, 3.0, 2.0
See Also

Reference

Other Resources

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