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2007-01-19 Emmanuele Bassi <ebassi@openedhand.com>

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Allow the ClutterGroup subclasses to override the add and
	remove operations.

	* clutter/clutter-group.c: Move the add and remove code from
	clutter_group_add() and clutter_group_remove() to the signal
	class closures; make the "add" and "remove" signals as
	RUN_FIRST.
This commit is contained in:
Emmanuele Bassi 2007-01-19 17:56:35 +00:00
parent f924e2bbf7
commit ee6b583ec1
2 changed files with 52 additions and 34 deletions
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10
ChangeLog
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@ -1,3 +1,13 @@
2007-01-19 Emmanuele Bassi <ebassi@openedhand.com>
Allow the ClutterGroup subclasses to override the add and
remove operations.
* clutter/clutter-group.c: Move the add and remove code from
clutter_group_add() and clutter_group_remove() to the signal
class closures; make the "add" and "remove" signals as
RUN_FIRST.
2007-01-19 Tomas Frydrych <tf@openedhand.com>
* clutter/clutter-fixed.h.:

72
clutter/clutter-group.c
View File

@ -176,6 +176,36 @@ clutter_group_real_hide_all (ClutterActor *actor)
NULL);
}
static void
clutter_group_real_add (ClutterGroup *group,
ClutterActor *actor)
{
g_object_ref (actor);
group->priv->children = g_list_append (group->priv->children, actor);
clutter_actor_set_parent (actor, CLUTTER_ACTOR (group));
clutter_group_sort_depth_order (group);
g_object_unref (actor);
}
static void
clutter_group_real_remove (ClutterGroup *group,
ClutterActor *actor)
{
g_object_ref (actor);
group->priv->children = g_list_remove (group->priv->children, actor);
clutter_actor_unparent (actor);
if (CLUTTER_ACTOR_IS_VISIBLE (CLUTTER_ACTOR (group)))
clutter_actor_queue_redraw (CLUTTER_ACTOR (group));
g_object_unref (actor);
}
static void
clutter_group_class_init (ClutterGroupClass *klass)
{
@ -195,7 +225,7 @@ clutter_group_class_init (ClutterGroupClass *klass)
group_signals[ADD] =
g_signal_new ("add",
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (ClutterGroupClass, add),
NULL, NULL,
clutter_marshal_VOID__OBJECT,
@ -205,13 +235,16 @@ clutter_group_class_init (ClutterGroupClass *klass)
group_signals[REMOVE] =
g_signal_new ("remove",
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (ClutterGroupClass, remove),
NULL, NULL,
clutter_marshal_VOID__OBJECT,
G_TYPE_NONE, 1,
CLUTTER_TYPE_ACTOR);
klass->add = clutter_group_real_add;
klass->remove = clutter_group_real_remove;
g_type_class_add_private (object_class, sizeof (ClutterGroupPrivate));
}
@ -367,8 +400,6 @@ clutter_group_add (ClutterGroup *self,
{
ClutterActor *parent;
/* FIXME: add() needs to be somehow overidden */
g_return_if_fail (CLUTTER_IS_GROUP (self));
g_return_if_fail (CLUTTER_IS_ACTOR (actor));
@ -384,16 +415,7 @@ clutter_group_add (ClutterGroup *self,
return;
}
g_object_ref (actor);
self->priv->children = g_list_append (self->priv->children, actor);
clutter_actor_set_parent (actor, CLUTTER_ACTOR (self));
clutter_group_sort_depth_order (self);
g_signal_emit (self, group_signals[ADD], 0, actor);
g_object_unref (actor);
}
/**
@ -471,17 +493,7 @@ clutter_group_remove (ClutterGroup *self,
return;
}
g_object_ref (actor);
self->priv->children = g_list_remove (self->priv->children, actor);
clutter_actor_unparent (actor);
g_signal_emit (self, group_signals[REMOVE], 0, actor);
if (CLUTTER_ACTOR_IS_VISIBLE (CLUTTER_ACTOR (self)))
clutter_actor_queue_redraw (CLUTTER_ACTOR (self));
g_object_unref (actor);
}
/**
@ -493,19 +505,15 @@ clutter_group_remove (ClutterGroup *self,
void
clutter_group_remove_all (ClutterGroup *self)
{
GList *child_item;
GList *l;
g_return_if_fail (CLUTTER_IS_GROUP (self));
child_item = self->priv->children;
for (l = self->priv->children; l != NULL; l = l->next)
{
ClutterActor *child = l->data;
if (child_item)
{
do
{
clutter_group_remove (self, CLUTTER_ACTOR(child_item->data));
}
while ((child_item = g_list_next(child_item)) != NULL);
clutter_group_remove (self, child);
}
}