init(identifier:drawingHandler:)
Creates a NSStepperTouchBarItem using the result of drawingHandler to display the stepper’s value as an image.
Declaration
convenience init(identifier: NSTouchBarItem.Identifier, drawingHandler: @escaping (NSRect, Double) -> Void)Parameters
- drawingHandler:
A block that draws a graphical representation of the stepper’s value in the specified rectangle. The coordinates of this rectangle are specified in points.