Warning gtk_item_factory_from_widget has been deprecated since version 2.4 and should not be used in newly-written code. Use GtkUIManager instead. Obtains the item factory from which a widget was created.
a widget
the item factory from which widget was created, or NULL. [allow-none]
See Implementation
Warning gtk_item_factory_from_widget has been deprecated since version 2.4 and should not be used in newly-written code. Use GtkUIManager instead. Obtains the item factory from which a widget was created.