Occurs before the SendActivity activity sends the message to the service.
Assembly: System.WorkflowServices (in System.WorkflowServices.dll)
This event handler associated with this event can be used to set the parameter values for the service operation being invoked.
The context of a SendActivity cannot be set in this event handler.
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted 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.