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actor: Do not use ::constructed

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If we want to set a default layout manager, we need to do so inside
init(), as it's not guaranteed that people subclassing Actor and
overriding ::constructed will actually chain up as they should.
This commit is contained in:
Emmanuele Bassi 2012-01-17 18:13:42 +00:00
parent 7dd06de6d5
commit bb8abe832e
1 changed files with 15 additions and 16 deletions
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31
clutter/clutter-actor.c
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@ -674,6 +674,9 @@ static void _clutter_actor_get_relative_transformation_matrix (ClutterActor *sel
static ClutterPaintVolume *_clutter_actor_get_paint_volume_mutable (ClutterActor *self);
static void on_layout_manager_changed (ClutterLayoutManager *manager,
ClutterActor *self);
/* Helper macro which translates by the anchor coord, applies the
given transformation and then translates back */
#define TRANSFORM_ABOUT_ANCHOR_COORD(a,m,c,_transform) G_STMT_START { \
@ -4419,21 +4422,6 @@ clutter_actor_real_has_overlaps (ClutterActor *self)
return TRUE;
}
static void
clutter_actor_constructed (GObject *gobject)
{
ClutterActor *self = CLUTTER_ACTOR (gobject);
/* if we weren't constructed with a layout manager, we fall back to a
* fixed layout; this is the most sensible option, as it will make
* things like constraints work out of the box
*/
if (self->priv->layout_manager == NULL)
clutter_actor_set_layout_manager (self, clutter_fixed_layout_new ());
G_OBJECT_CLASS (clutter_actor_parent_class)->constructed (gobject);
}
static void
clutter_actor_class_init (ClutterActorClass *klass)
{
@ -4443,7 +4431,6 @@ clutter_actor_class_init (ClutterActorClass *klass)
quark_actor_layout_info = g_quark_from_static_string ("-clutter-actor-layout-info");
quark_actor_transform_info = g_quark_from_static_string ("-clutter-actor-transform-info");
object_class->constructed = clutter_actor_constructed;
object_class->set_property = clutter_actor_set_property;
object_class->get_property = clutter_actor_get_property;
object_class->dispose = clutter_actor_dispose;
@ -5996,6 +5983,18 @@ clutter_actor_init (ClutterActor *self)
priv->last_paint_volume_valid = TRUE;
priv->transform_valid = FALSE;
/* we need to create the default layout manager here, because
* constructed() may not end up being called, if for instance
* somebody forgot to chain up
*/
priv->layout_manager = clutter_fixed_layout_new ();
g_object_ref_sink (priv->layout_manager);
clutter_layout_manager_set_container (priv->layout_manager,
CLUTTER_CONTAINER (self));
g_signal_connect (priv->layout_manager, "layout-changed",
G_CALLBACK (on_layout_manager_changed),
self);
}
/**