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stage: Use the iterator API instead of the DOM one 

Whenever we're iterating over the children of the Stage we can now use
the ClutterActorIter API.

https://bugzilla.gnome.org/show_bug.cgi?id=668669
This commit is contained in:
Emmanuele Bassi 2012-01-25 15:31:51 +00:00
parent 289766c7af
commit 28a9203ee9
1 changed files with 21 additions and 33 deletions
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54
clutter/clutter-stage.c
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@ -234,17 +234,13 @@ clutter_stage_real_foreach (ClutterContainer *container,
ClutterCallback callback,
gpointer user_data)
{
ClutterActor *iter;
ClutterActorIter iter;
ClutterActor *child;
iter = clutter_actor_get_first_child (CLUTTER_ACTOR (container));
while (iter != NULL)
{
ClutterActor *next = clutter_actor_get_next_sibling (iter);
clutter_actor_iter_init (&iter, CLUTTER_ACTOR (container));
callback (iter, user_data);
iter = next;
}
while (clutter_actor_iter_next (&iter, &child))
callback (child, user_data);
}
static void
@ -678,6 +674,7 @@ clutter_stage_paint (ClutterActor *self)
ClutterStagePrivate *priv = CLUTTER_STAGE (self)->priv;
CoglBufferBit clear_flags;
CoglColor stage_color;
ClutterActorIter iter;
ClutterActor *child;
guint8 real_alpha;
@ -732,30 +729,25 @@ clutter_stage_paint (ClutterActor *self)
cogl_disable_fog ();
#endif
for (child = clutter_actor_get_first_child (self);
child != NULL;
child = clutter_actor_get_next_sibling (child))
{
clutter_actor_paint (child);
}
clutter_actor_iter_init (&iter, self);
while (clutter_actor_iter_next (&iter, &child))
clutter_actor_paint (child);
}
static void
clutter_stage_pick (ClutterActor *self,
const ClutterColor *color)
{
ClutterActorIter iter;
ClutterActor *child;
/* Note: we don't chain up to our parent as we don't want any geometry
* emitted for the stage itself. The stage's pick id is effectively handled
* by the call to cogl_clear done in clutter-main.c:_clutter_do_pick_async()
*/
for (child = clutter_actor_get_first_child (self);
child != NULL;
child = clutter_actor_get_next_sibling (child))
{
clutter_actor_paint (child);
}
clutter_actor_iter_init (&iter, self);
while (clutter_actor_iter_next (&iter, &child))
clutter_actor_paint (child);
}
static gboolean
@ -819,14 +811,12 @@ static void
clutter_stage_show (ClutterActor *self)
{
ClutterStagePrivate *priv = CLUTTER_STAGE (self)->priv;
ClutterActorIter iter;
ClutterActor *child;
for (child = clutter_actor_get_first_child (self);
child != NULL;
child = clutter_actor_get_next_sibling (child))
{
clutter_actor_show (child);
}
clutter_actor_iter_init (&iter, self);
while (clutter_actor_iter_next (&iter, &child))
clutter_actor_show (child);
CLUTTER_ACTOR_CLASS (clutter_stage_parent_class)->show (self);
@ -842,17 +832,15 @@ static void
clutter_stage_hide (ClutterActor *self)
{
ClutterStagePrivate *priv = CLUTTER_STAGE (self)->priv;
ClutterActorIter iter;
ClutterActor *child;
g_assert (priv->impl != NULL);
_clutter_stage_window_hide (priv->impl);
for (child = clutter_actor_get_first_child (self);
child != NULL;
child = clutter_actor_get_next_sibling (child))
{
clutter_actor_show (child);
}
clutter_actor_iter_init (&iter, self);
while (clutter_actor_iter_next (&iter, &child))
clutter_actor_show (child);
CLUTTER_ACTOR_CLASS (clutter_stage_parent_class)->hide (self);
}