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