[clutter] box: Use the ActorIter API

[Emmanuele Bassi <ebassi src gnome org>]

commit 5c9c5d24b23a3ddb365bd4ce0c5e2014d89a412e
Author: Emmanuele Bassi <ebassi linux intel com>
Date:   Thu Jan 26 17:10:18 2012 +0000

    box: Use the ActorIter API
    
    And remove a useless override of the pick() virtual function while we're
    at it.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=668669

 clutter/deprecated/clutter-box.c |   23 +++--------------------
 1 files changed, 3 insertions(+), 20 deletions(-)
---
diff --git a/clutter/deprecated/clutter-box.c b/clutter/deprecated/clutter-box.c
index 33ffacd..9585b85 100644
--- a/clutter/deprecated/clutter-box.c
+++ b/clutter/deprecated/clutter-box.c
@@ -128,6 +128,7 @@ clutter_box_real_get_paint_volume (ClutterActor       *actor,
                                    ClutterPaintVolume *volume)
 {
   gboolean retval = FALSE;
+  ClutterActorIter iter;
   ClutterActor *child;
 
   /* if we have a background color, and an allocation, then we need to
@@ -144,9 +145,8 @@ clutter_box_real_get_paint_volume (ClutterActor       *actor,
   /* otherwise, union the paint volumes of our children, in case
    * any one of them decides to paint outside the parent's allocation
    */
-  for (child = clutter_actor_get_first_child (actor);
-       child != NULL;
-       child = clutter_actor_get_next_sibling (child))
+  clutter_actor_iter_init (&iter, actor);
+  while (clutter_actor_iter_next (&iter, &child))
     {
       const ClutterPaintVolume *child_volume;
 
@@ -163,22 +163,6 @@ clutter_box_real_get_paint_volume (ClutterActor       *actor,
 }
 
 static void
-clutter_box_real_pick (ClutterActor       *actor,
-                       const ClutterColor *pick)
-{
-  ClutterActor *child;
-
-  CLUTTER_ACTOR_CLASS (clutter_box_parent_class)->pick (actor, pick);
-
-  for (child = clutter_actor_get_first_child (actor);
-       child != NULL;
-       child = clutter_actor_get_next_sibling (child))
-    {
-      clutter_actor_paint (child);
-    }
-}
-
-static void
 clutter_box_set_property (GObject      *gobject,
                           guint         prop_id,
                           const GValue *value,
@@ -257,7 +241,6 @@ clutter_box_class_init (ClutterBoxClass *klass)
 
   actor_class->destroy = clutter_box_real_destroy;
   actor_class->get_paint_volume = clutter_box_real_get_paint_volume;
-  actor_class->pick = clutter_box_real_pick;
 
   gobject_class->set_property = clutter_box_set_property;
   gobject_class->get_property = clutter_box_get_property;