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AsyncPostBackTrigger.HasTriggered Method

Returns a value that indicates whether the trigger was invoked.

Namespace:  System.Web.UI
Assembly:  System.Web.Extensions (in System.Web.Extensions.dll)

protected internal override bool HasTriggered()

Return Value

Type: System.Boolean
true if the trigger was invoked; otherwise, false.

Control developers can override the HasTriggered method to provide custom logic for determining whether the trigger was invoked. To see a custom trigger in the Triggers element of the UpdatePanel control, you can add an @ Register directive to the page or to the controls element of the Web.config file.

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

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.

.NET Framework

Supported in: 3.5