public event EventHandler<ProgressChangedEventArgs<T>> ProgressChanged

Public Event ProgressChanged As EventHandler(Of ProgressChangedEventArgs(Of T))

public:
 event EventHandler<ProgressChangedEventArgs<T>^>^ ProgressChanged {
	void add (EventHandler<ProgressChangedEventArgs<T>^>^ value);
	void remove (EventHandler<ProgressChangedEventArgs<T>^>^ value);
}

member ProgressChanged : IEvent<EventHandler<ProgressChangedEventArgs<'T>>,
    ProgressChangedEventArgs<'T>>