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[behaviour] Do not notify empty behaviours

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If a behaviour does not have actors associated to it then it should
not invoke the ::alpha_notify() implementation.
This commit is contained in:
Emmanuele Bassi 2009-02-10 18:05:21 +00:00
parent 97431b4670
commit 96317854c8
1 changed files with 4 additions and 0 deletions
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4
clutter/clutter-behaviour.c
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@ -531,6 +531,10 @@ notify_cb (GObject *object,
CLUTTER_NOTE (BEHAVIOUR, "notify::alpha");
/* no actors, we can stop right here */
if (behave->priv->actors == NULL)
return;
if (klass->alpha_notify)
{
gdouble alpha_value = clutter_alpha_get_alpha (behave->priv->alpha);