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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/*
* Libbrasero-burn
* Copyright (C) Philippe Rouquier 2005-2009 <bonfire-app@wanadoo.fr>
*
* Libbrasero-burn is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* The Libbrasero-burn authors hereby grant permission for non-GPL compatible
* GStreamer plugins to be used and distributed together with GStreamer
* and Libbrasero-burn. This permission is above and beyond the permissions granted
* by the GPL license by which Libbrasero-burn is covered. If you modify this code
* you may extend this exception to your version of the code, but you are not
* obligated to do so. If you do not wish to do so, delete this exception
* statement from your version.
*
* Libbrasero-burn 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 Library General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to:
* The Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <glib-object.h>
#include "burn-basics.h"
#include "burn-task-ctx.h"
#include "burn-task-item.h"
GType
brasero_task_item_get_type (void)
{
static GType type = 0;
if (type == 0) {
static const GTypeInfo info = {
sizeof (BraseroTaskItemIFace),
NULL, /* base_init */
NULL, /* base_finalize */
NULL, /* class_init */
NULL, /* class_finalize */
NULL, /* class_data */
0,
0, /* n_preallocs */
NULL /* instance_init */
};
type = g_type_register_static (G_TYPE_INTERFACE,
"BraseroTaskItem",
&info,
0);
}
return type;
}
BraseroBurnResult
brasero_task_item_link (BraseroTaskItem *input, BraseroTaskItem *output)
{
BraseroTaskItemIFace *klass;
g_return_val_if_fail (BRASERO_IS_TASK_ITEM (input), BRASERO_BURN_ERR);
g_return_val_if_fail (BRASERO_IS_TASK_ITEM (output), BRASERO_BURN_ERR);
klass = BRASERO_TASK_ITEM_GET_CLASS (input);
if (klass->link)
return klass->link (input, output);
klass = BRASERO_TASK_ITEM_GET_CLASS (output);
if (klass->link)
return klass->link (input, output);
return BRASERO_BURN_NOT_SUPPORTED;
}
BraseroTaskItem *
brasero_task_item_previous (BraseroTaskItem *item)
{
BraseroTaskItemIFace *klass;
g_return_val_if_fail (BRASERO_IS_TASK_ITEM (item), NULL);
klass = BRASERO_TASK_ITEM_GET_CLASS (item);
if (klass->previous)
return klass->previous (item);
return NULL;
}
BraseroTaskItem *
brasero_task_item_next (BraseroTaskItem *item)
{
BraseroTaskItemIFace *klass;
g_return_val_if_fail (BRASERO_IS_TASK_ITEM (item), NULL);
klass = BRASERO_TASK_ITEM_GET_CLASS (item);
if (klass->next)
return klass->next (item);
return NULL;
}
gboolean
brasero_task_item_is_active (BraseroTaskItem *item)
{
BraseroTaskItemIFace *klass;
g_return_val_if_fail (BRASERO_IS_TASK_ITEM (item), FALSE);
klass = BRASERO_TASK_ITEM_GET_CLASS (item);
if (klass->is_active)
return klass->is_active (item);
return FALSE;
}
BraseroBurnResult
brasero_task_item_activate (BraseroTaskItem *item,
BraseroTaskCtx *ctx,
GError **error)
{
BraseroTaskItemIFace *klass;
g_return_val_if_fail (BRASERO_IS_TASK_ITEM (item), BRASERO_BURN_ERR);
klass = BRASERO_TASK_ITEM_GET_CLASS (item);
if (klass->activate)
return klass->activate (item, ctx, error);
return BRASERO_BURN_NOT_SUPPORTED;
}
BraseroBurnResult
brasero_task_item_start (BraseroTaskItem *item,
GError **error)
{
BraseroTaskItemIFace *klass;
g_return_val_if_fail (BRASERO_IS_TASK_ITEM (item), BRASERO_BURN_ERR);
klass = BRASERO_TASK_ITEM_GET_CLASS (item);
if (klass->start)
return klass->start (item, error);
return BRASERO_BURN_NOT_SUPPORTED;
}
BraseroBurnResult
brasero_task_item_clock_tick (BraseroTaskItem *item,
BraseroTaskCtx *ctx,
GError **error)
{
BraseroTaskItemIFace *klass;
g_return_val_if_fail (BRASERO_IS_TASK_ITEM (item), BRASERO_BURN_ERR);
klass = BRASERO_TASK_ITEM_GET_CLASS (item);
if (klass->clock_tick)
return klass->clock_tick (item, ctx, error);
return BRASERO_BURN_NOT_SUPPORTED;
}
BraseroBurnResult
brasero_task_item_stop (BraseroTaskItem *item,
BraseroTaskCtx *ctx,
GError **error)
{
BraseroTaskItemIFace *klass;
g_return_val_if_fail (BRASERO_IS_TASK_ITEM (item), BRASERO_BURN_ERR);
klass = BRASERO_TASK_ITEM_GET_CLASS (item);
if (klass->stop)
return klass->stop (item, ctx, error);
return BRASERO_BURN_NOT_SUPPORTED;
}
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