gtk:app-chooser-button-heading (object)

object -- a gtk:app-chooser-button widget
heading -- a string containing Pango markup

Accessor of the heading slot of the gtk:app-chooser-button class. The gtk:app-chooser-button-heading function returns the text to display at the top of the dialog. The (setf gtk:app-chooser-button-heading) function sets the text to display at the top of the dialog. If the heading is not set, the dialog displays a default text.