gtk:scale-button-has-frame (object)

object -- a gtk:scale-button widget
setting -- a boolean whether the scale button has a frame

Accessor of the has-frame slot of the gtk:scale-button class. The gtk:scale-button-has-frame function returns whether the scale button has a frame. The (setf gtk:scale-button-has-frame) function sets the style of the scale button.

Since 4.14