gtk:spin-button-range (spinbutton)

spinbutton -- a gtk:spin-button widget
min -- a number coerced to a double float for the minimum allowable value
max -- a number coerced to a double float for the maximum allowable value

Gets or sets the minimum and maximum allowed values for the spin button. If the current value is outside this range, it will be adjusted to fit within the range, otherwise it will remain unchanged.