Looks up a type by name, using the virtual function that gtk.Builder has for that purpose. This is mainly used when implementing the GtkBuildable interface on a type.
type name to lookup
the GType found for type_name or G_TYPE_INVALID if no type was found
2.12
Looks up a type by name, using the virtual function that gtk.Builder has for that purpose. This is mainly used when implementing the GtkBuildable interface on a type.