SupportsEventValidationAttribute Class (System.Web.UI)

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Microsoft Visual Studio 2005/.NET Framework 2.0

Other versions are also available for the following:

.NET Framework Class Library

SupportsEventValidationAttribute Class

Note: This class is new in the .NET Framework version 2.0.

Defines the metadata attribute that Web server controls use to indicate support for event validation. This class cannot be inherited.

Namespace: System.Web.UI
Assembly: System.Web (in system.web.dll)

Syntax

Visual Basic (Declaration)

<AttributeUsageAttribute(AttributeTargets.Class, AllowMultiple:=False)> _
Public NotInheritable Class SupportsEventValidationAttribute
    Inherits Attribute

Visual Basic (Usage)

Dim instance As SupportsEventValidationAttribute

[AttributeUsageAttribute(AttributeTargets.Class, AllowMultiple=false)] 
public sealed class SupportsEventValidationAttribute : Attribute

C++

[AttributeUsageAttribute(AttributeTargets::Class, AllowMultiple=false)] 
public ref class SupportsEventValidationAttribute sealed : public Attribute

/** @attribute AttributeUsageAttribute(AttributeTargets.Class, AllowMultiple=false) */ 
public final class SupportsEventValidationAttribute extends Attribute

JScript

AttributeUsageAttribute(AttributeTargets.Class, AllowMultiple=false) 
public final class SupportsEventValidationAttribute extends Attribute

Remarks

The SupportsEventValidationAttribute attribute defines the metadata attribute that Web server controls use to indicate their support for event validation. Event validation prevents forged postbacks to an ASP.NET Web page and can be enabled through the EnableEventValidation page directive.

For more information, see EnableEventValidation.

For more information about attributes, see Extending Metadata Using Attributes.

Inheritance Hierarchy

System.Object
System.Attribute
System.Web.UI.SupportsEventValidationAttribute

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 98, Windows 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

Version Information

.NET Framework

Supported in: 2.0

Reference

SupportsEventValidationAttribute Members
System.Web.UI Namespace