event EventHandler<RegistrationStateChangedArgs> RegistrationStateChanged

Event RegistrationStateChanged As EventHandler(Of RegistrationStateChangedArgs)

 event EventHandler<RegistrationStateChangedArgs^>^ RegistrationStateChanged {
	void add (EventHandler<RegistrationStateChangedArgs^>^ value);
	void remove (EventHandler<RegistrationStateChangedArgs^>^ value);
}