If setting is true, pressing Enter in the entry will activate the default
widget for the window containing the entry. This usually means that
the dialog box containing the entry will be closed, since the default
widget is usually one of the dialog buttons.
(For experts: if setting is true, the entry calls
gtk.window.Window.activateDefault on the window containing the entry, in
the default handler for the #GtkEntry::activate signal.)
If setting is true, pressing Enter in the entry will activate the default widget for the window containing the entry. This usually means that the dialog box containing the entry will be closed, since the default widget is usually one of the dialog buttons.
(For experts: if setting is true, the entry calls gtk.window.Window.activateDefault on the window containing the entry, in the default handler for the #GtkEntry::activate signal.)