Creates a new #GtkMenuButton widget with downwards-pointing arrow as the only child. You can replace the child widget with another #GtkWidget should you wish to.
The newly created #GtkMenuButton widget
ConstructionException GTK+ fails to create the object.
3.6
See Implementation
Creates a new #GtkMenuButton widget with downwards-pointing arrow as the only child. You can replace the child widget with another #GtkWidget should you wish to.