gtk:expander-label-widget (object)

object -- a gtk:expander widget
label-widget -- a gtk:widget label widget

Accessor of the label-widget slot of the gtk:expander class. The gtk:expander-label-widget function retrieves the label widget for the frame. The (setf gtk:expander-label-widget) function sets the label widget for the expander.

This is the widget that will appear embedded alongside the expander arrow.