Represents the data sent when an event is raised using the HandleExternalEventActivity activity.
Assembly: System.Workflow.Activities (in System.Workflow.Activities.dll)
An event class that inherits from must implement a constructor that uses the :base(instanceId) constructor. In addition, the new event class must be marked as Serializable as shown in the following code.
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.