gtk:font-dialog-button-use-size (object)

object -- a gtk:font-dialog-button object
setting -- a boolean whether the buttons label will use the selected font size

Accessor of the use-size slot of the gtk:font-dialog-button class. The gtk:font-dialog-button-use-size function returns whether the selected font size is used in the label. The (setf gtk:font-dialog-button-use-size) function sets the property.

Since 4.10