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container: Provide default implementation of vfuncs

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Instead of making ClutterActor implement the basic add/remove/foreach
virtual functions of ClutterContainer, we can simply do that from
within the ClutterContainer implementation.
This commit is contained in:
Emmanuele Bassi 2011-12-20 15:04:24 +00:00 committed by Emmanuele Bassi
parent 959f875cbc
commit 477c60c185
2 changed files with 59 additions and 82 deletions
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49
clutter/clutter-actor.c
View File

@ -10811,51 +10811,6 @@ clutter_actor_set_anchor_point_from_gravity (ClutterActor *self,
}
}
static void
container_add_actor (ClutterContainer *container,
ClutterActor *actor)
{
clutter_actor_add_child (CLUTTER_ACTOR (container), actor);
}
static void
container_remove_actor (ClutterContainer *container,
ClutterActor *actor)
{
clutter_actor_remove_child (CLUTTER_ACTOR (container), actor);
}
typedef struct {
ClutterCallback callback;
gpointer data;
} ForeachClosure;
static gboolean
foreach_cb (ClutterActor *actor,
gpointer data)
{
ForeachClosure *clos = data;
clos->callback (actor, clos->data);
return TRUE;
}
static void
container_foreach (ClutterContainer *container,
ClutterCallback callback,
gpointer user_data)
{
ForeachClosure clos;
clos.callback = callback;
clos.data = user_data;
_clutter_actor_foreach_child (CLUTTER_ACTOR (container),
foreach_cb,
&clos);
}
static void
container_raise (ClutterContainer *container,
ClutterActor *child,
@ -10890,10 +10845,6 @@ container_sort_by_depth (ClutterContainer *container)
static void
clutter_container_iface_init (ClutterContainerIface *iface)
{
iface->add = container_add_actor;
iface->remove = container_remove_actor;
iface->foreach = container_foreach;
iface->raise = container_raise;
iface->lower = container_lower;
iface->sort_depth_order = container_sort_by_depth;

92
clutter/clutter-container.c
View File

@ -37,8 +37,8 @@
#define CLUTTER_DISABLE_DEPRECATION_WARNINGS
#include "deprecated/clutter-container.h"
#include "clutter-actor-private.h"
#include "clutter-child-meta.h"
#include "clutter-debug.h"
#include "clutter-main.h"
#include "clutter-marshal.h"
@ -102,6 +102,51 @@ typedef ClutterContainerIface ClutterContainerInterface;
G_DEFINE_INTERFACE (ClutterContainer, clutter_container, G_TYPE_OBJECT);
static void
container_real_add (ClutterContainer *container,
ClutterActor *actor)
{
clutter_actor_add_child (CLUTTER_ACTOR (container), actor);
}
static void
container_real_remove (ClutterContainer *container,
ClutterActor *actor)
{
clutter_actor_remove_child (CLUTTER_ACTOR (container), actor);
}
typedef struct {
ClutterCallback callback;
gpointer data;
} ForeachClosure;
static gboolean
foreach_cb (ClutterActor *actor,
gpointer data)
{
ForeachClosure *clos = data;
clos->callback (actor, clos->data);
return TRUE;
}
static void
container_real_foreach (ClutterContainer *container,
ClutterCallback callback,
gpointer user_data)
{
ForeachClosure clos;
clos.callback = callback;
clos.data = user_data;
_clutter_actor_foreach_child (CLUTTER_ACTOR (container),
foreach_cb,
&clos);
}
static void
clutter_container_default_init (ClutterContainerInterface *iface)
{
@ -171,27 +216,23 @@ clutter_container_default_init (ClutterContainerInterface *iface)
G_TYPE_NONE, 2,
CLUTTER_TYPE_ACTOR, G_TYPE_PARAM);
iface->child_meta_type = G_TYPE_INVALID;
iface->create_child_meta = create_child_meta;
iface->add = container_real_add;
iface->remove = container_real_remove;
iface->foreach = container_real_foreach;
iface->child_meta_type = G_TYPE_INVALID;
iface->create_child_meta = create_child_meta;
iface->destroy_child_meta = destroy_child_meta;
iface->get_child_meta = get_child_meta;
iface->child_notify = child_notify;
iface->get_child_meta = get_child_meta;
iface->child_notify = child_notify;
}
static inline void
container_add_actor (ClutterContainer *container,
ClutterActor *actor)
{
ClutterContainerIface *iface;
ClutterActor *parent;
iface = CLUTTER_CONTAINER_GET_IFACE (container);
if (G_UNLIKELY (iface->add == NULL))
{
CLUTTER_CONTAINER_WARN_NOT_IMPLEMENTED (container, "add");
return;
}
parent = clutter_actor_get_parent (actor);
if (G_UNLIKELY (parent != NULL))
{
@ -206,23 +247,15 @@ container_add_actor (ClutterContainer *container,
clutter_container_create_child_meta (container, actor);
iface->add (container, actor);
CLUTTER_CONTAINER_GET_IFACE (container)->add (container, actor);
}
static inline void
container_remove_actor (ClutterContainer *container,
ClutterActor *actor)
{
ClutterContainerIface *iface;
ClutterActor *parent;
iface = CLUTTER_CONTAINER_GET_IFACE (container);
if (G_UNLIKELY (iface->remove == NULL))
{
CLUTTER_CONTAINER_WARN_NOT_IMPLEMENTED (container, "remove");
return;
}
parent = clutter_actor_get_parent (actor);
if (parent != CLUTTER_ACTOR (container))
{
@ -236,7 +269,7 @@ container_remove_actor (ClutterContainer *container,
clutter_container_destroy_child_meta (container, actor);
iface->remove (container, actor);
CLUTTER_CONTAINER_GET_IFACE (container)->remove (container, actor);
}
static inline void
@ -485,19 +518,12 @@ clutter_container_foreach (ClutterContainer *container,
ClutterCallback callback,
gpointer user_data)
{
ClutterContainerIface *iface;
g_return_if_fail (CLUTTER_IS_CONTAINER (container));
g_return_if_fail (callback != NULL);
iface = CLUTTER_CONTAINER_GET_IFACE (container);
if (!iface->foreach)
{
CLUTTER_CONTAINER_WARN_NOT_IMPLEMENTED (container, "foreach");
return;
}
iface->foreach (container, callback, user_data);
CLUTTER_CONTAINER_GET_IFACE (container)->foreach (container,
callback,
user_data);
}
/**