public event EventHandler<EventArgs<IMAP_Envelope>> Envelope

Public Event Envelope As EventHandler(Of EventArgs(Of IMAP_Envelope))

public:
 event EventHandler<EventArgs<IMAP_Envelope^>^>^ Envelope {
	void add (EventHandler<EventArgs<IMAP_Envelope^>^>^ value);
	void remove (EventHandler<EventArgs<IMAP_Envelope^>^>^ value);
}

member Envelope : IEvent<EventHandler<EventArgs<IMAP_Envelope>>,
    EventArgs<IMAP_Envelope>>