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/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Copyright (C) 2009 Intel Corporation.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Author:
* Emmanuele Bassi <ebassi@linux.intel.com>
*/
/**
* SECTION:clutter-layout-meta
* @short_description: Wrapper for actors inside a layout manager
*
* #ClutterLayoutMeta is a wrapper object created by #ClutterLayoutManager
* implementations in order to store child-specific data and properties.
*
* A #ClutterLayoutMeta wraps a #ClutterActor inside a #ClutterContainer
* using a #ClutterLayoutManager.
*
* #ClutterLayoutMeta is available since Clutter 1.2
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "clutter-layout-meta.h"
#include "clutter-debug.h"
#include "clutter-private.h"
G_DEFINE_ABSTRACT_TYPE (ClutterLayoutMeta,
clutter_layout_meta,
CLUTTER_TYPE_CHILD_META);
enum
{
PROP_0,
PROP_MANAGER,
PROP_LAST
};
static GParamSpec *obj_props[PROP_LAST];
static void
clutter_layout_meta_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
ClutterLayoutMeta *layout_meta = CLUTTER_LAYOUT_META (object);
switch (prop_id)
{
case PROP_MANAGER:
layout_meta->manager = g_value_get_object (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
clutter_layout_meta_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
ClutterLayoutMeta *layout_meta = CLUTTER_LAYOUT_META (object);
switch (prop_id)
{
case PROP_MANAGER:
g_value_set_object (value, layout_meta->manager);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
clutter_layout_meta_class_init (ClutterLayoutMetaClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GParamSpec *pspec;
gobject_class->set_property = clutter_layout_meta_set_property;
gobject_class->get_property = clutter_layout_meta_get_property;
/**
* ClutterLayoutMeta:manager:
*
* The #ClutterLayoutManager that created this #ClutterLayoutMeta.
*
* Since: 1.2
*/
pspec = g_param_spec_object ("manager",
P_("Manager"),
P_("The manager that created this data"),
CLUTTER_TYPE_LAYOUT_MANAGER,
G_PARAM_CONSTRUCT_ONLY |
CLUTTER_PARAM_READWRITE);
obj_props[PROP_MANAGER] = pspec;
g_object_class_install_property (gobject_class, PROP_MANAGER, pspec);
}
static void
clutter_layout_meta_init (ClutterLayoutMeta *self)
{
}
/**
* clutter_layout_meta_get_manager:
* @data: a #ClutterLayoutMeta
*
* Retrieves the actor wrapped by @data
*
* Return value: (transfer none): a #ClutterLayoutManager
*
* Since: 1.2
*/
ClutterLayoutManager *
clutter_layout_meta_get_manager (ClutterLayoutMeta *data)
{
g_return_val_if_fail (CLUTTER_IS_LAYOUT_META (data), NULL);
return data->manager;
}
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