pub unsafe extern "C" fn clutter_container_child_notify(
container: *mut ClutterContainer,
child: *mut ClutterActor,
pspec: *mut GParamSpec,
)pub unsafe extern "C" fn clutter_container_child_notify(
container: *mut ClutterContainer,
child: *mut ClutterActor,
pspec: *mut GParamSpec,
)