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/*
 * Copyright (C) 2014 Michal Ratajsky <michal.ratajsky@gmail.com>
 *
 * 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 licence, 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/>.
 */

#include <glib.h>
#include <glib-object.h>

#include <libmatemixer/matemixer-backend.h>
#include <libmatemixer/matemixer-backend-module.h>

#include "null.h"

#define BACKEND_NAME      "Null"
#define BACKEND_PRIORITY   999

/* Support function for dynamic loading of the backend module */
void  backend_module_init (GTypeModule *module);

const MateMixerBackendModuleInfo *backend_module_get_info (void);

static void mate_mixer_backend_interface_init (MateMixerBackendInterface *iface);

G_DEFINE_DYNAMIC_TYPE_EXTENDED (MateMixerNull, mate_mixer_null,
                                G_TYPE_OBJECT, 0,
                                G_IMPLEMENT_INTERFACE_DYNAMIC (MATE_MIXER_TYPE_BACKEND,
                                                               mate_mixer_backend_interface_init))

static MateMixerBackendModuleInfo info;

void
backend_module_init (GTypeModule *module)
{
    mate_mixer_null_register_type (module);

    info.name         = BACKEND_NAME;
    info.priority     = BACKEND_PRIORITY;
    info.g_type       = MATE_MIXER_TYPE_NULL;
    info.backend_type = MATE_MIXER_BACKEND_TYPE_NULL;
}

const MateMixerBackendModuleInfo *
backend_module_get_info (void)
{
    return &info;
}

static void
mate_mixer_backend_interface_init (MateMixerBackendInterface *iface)
{
    iface->open = mate_mixer_null_open;
}

static void
mate_mixer_null_init (MateMixerNull *null)
{
}

static void
mate_mixer_null_finalize (GObject *object)
{
    G_OBJECT_CLASS (mate_mixer_null_parent_class)->finalize (object);
}

static void
mate_mixer_null_class_init (MateMixerNullClass *klass)
{
    GObjectClass *object_class;

    object_class = G_OBJECT_CLASS (klass);
    object_class->finalize = mate_mixer_null_finalize;
}

/* Called in the code generated by G_DEFINE_DYNAMIC_TYPE_EXTENDED() */
static void
mate_mixer_null_class_finalize (MateMixerNullClass *klass)
{
}

gboolean
mate_mixer_null_open (MateMixerBackend *backend)
{
    return TRUE;
}