Represents a collection of CQGPointAndFigureBar objects.

Is returned by the CQGCEL.RequestPointAndFigureBars method call.
The CQGCEL.PointAndFigureBarsResolved, CQGCEL.PointAndFigureBarsAdded and CQGCEL.PointAndFigureBarsUpdated events can be fired for CQGPointAndFigureBars.