widget with type widget.type. For example,
gtk_widget_get_ancestor (widget, GTK_TYPE_BOX) gets
the first GtkBox that's an ancestor of widget. No reference will be
added to the returned widget; it should not be unreferenced. See note
about checking for a toplevel GtkWindow in the docs for
gtkWidgetGetToplevel.gtkWidgetGetAncestor(object, widget.type)objectwidget.typeGtkWidget] the ancestor widget, or NULL if not found. [ transfer none ]gtkWidgetIsAncestor, gtkWidgetGetAncestor
considers widget to be an ancestor of itself.