Sets the gtk.Widget corresponding to the gtk.Accessible
accessible will not hold a reference to widget. It is the caller’s responsibility to ensure that when widget is destroyed, the widget is unset by calling this function again with widget set to NULL.
a gtk.Widget or NULL to unset
2.22
Sets the gtk.Widget corresponding to the gtk.Accessible
accessible will not hold a reference to widget. It is the caller’s responsibility to ensure that when widget is destroyed, the widget is unset by calling this function again with widget set to NULL.