public event EventHandler<WebSocketMessageEventArgs> OnMessage

Public Event OnMessage As EventHandler(Of WebSocketMessageEventArgs)

public:
 event EventHandler<WebSocketMessageEventArgs^>^ OnMessage {
	void add (EventHandler<WebSocketMessageEventArgs^>^ value);
	void remove (EventHandler<WebSocketMessageEventArgs^>^ value);
}

member OnMessage : IEvent<EventHandler<WebSocketMessageEventArgs>,
    WebSocketMessageEventArgs>