The HandleExternalEventActivity type exposes the following members.
|CorrelationTokenProperty||Represents the DependencyProperty that targets the CorrelationToken property.|
|EventNameProperty||Corresponds to the name of an event that is defined in an interface that was marked with the ExternalDataExchangeAttribute.|
|InterfaceTypeProperty||Corresponds to the name of the interface that was marked with the ExternalDataExchangeAttribute.|
|InvokedEvent||Defines an event delegate that is executed after the activity receives the expected event from the local service.|
|ParameterBindingsProperty||Represents the DependencyProperty that targets the ParameterBindings property.|
|RolesProperty||Identifies the valid user roles that are allowed to send messages from the host to this activity. The two types of supported roles are Active Directory and ASP.NET.|