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/*
* Copyright (C) 2003 Jeffrey Yasskin <jyasskin@mail.utexas.edu>
*
* This program 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 Rhythmbox authors hereby grant permission for non-GPL compatible
* GStreamer plugins to be used and distributed together with GStreamer
* and Rhythmbox. This permission is above and beyond the permissions granted
* by the GPL license by which Rhythmbox 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.
*
* This program 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 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 St, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#include "config.h"
#include "rb-play-order-linear.h"
#include "rb-debug.h"
static void rb_linear_play_order_class_init (RBLinearPlayOrderClass *klass);
static RhythmDBEntry *rb_linear_play_order_get_next (RBPlayOrder *method);
static RhythmDBEntry *rb_linear_play_order_get_previous (RBPlayOrder *method);
G_DEFINE_TYPE (RBLinearPlayOrder, rb_linear_play_order, RB_TYPE_PLAY_ORDER)
RBPlayOrder *
rb_linear_play_order_new (RBShellPlayer *player)
{
RBLinearPlayOrder *lorder;
lorder = g_object_new (RB_TYPE_LINEAR_PLAY_ORDER,
"player", player,
NULL);
return RB_PLAY_ORDER (lorder);
}
static void
rb_linear_play_order_class_init (RBLinearPlayOrderClass *klass)
{
RBPlayOrderClass *porder = RB_PLAY_ORDER_CLASS (klass);
porder->get_next = rb_linear_play_order_get_next;
porder->get_previous = rb_linear_play_order_get_previous;
}
static void
rb_linear_play_order_init (RBLinearPlayOrder *porder)
{
}
static RhythmDBEntry *
rb_linear_play_order_get_next (RBPlayOrder *porder)
{
RhythmDBQueryModel *model;
RhythmDBEntry *entry;
g_return_val_if_fail (porder != NULL, NULL);
g_return_val_if_fail (RB_IS_LINEAR_PLAY_ORDER (porder), NULL);
model = rb_play_order_get_query_model (porder);
if (model == NULL)
return NULL;
entry = rb_play_order_get_playing_entry (porder);
if (entry != NULL) {
RhythmDBEntry *next;
next = rhythmdb_query_model_get_next_from_entry (model, entry);
rhythmdb_entry_unref (entry);
return next;
} else {
GtkTreeIter iter;
if (!gtk_tree_model_get_iter_first (GTK_TREE_MODEL (model), &iter))
return NULL;
return rhythmdb_query_model_iter_to_entry (model, &iter);
}
}
static RhythmDBEntry *
rb_linear_play_order_get_previous (RBPlayOrder *porder)
{
RhythmDBQueryModel *model;
RhythmDBEntry *entry, *prev;
g_return_val_if_fail (porder != NULL, NULL);
g_return_val_if_fail (RB_IS_LINEAR_PLAY_ORDER (porder), NULL);
model = rb_play_order_get_query_model (porder);
if (model == NULL)
return NULL;
entry = rb_play_order_get_playing_entry (porder);
if (entry == NULL)
return NULL;
prev = rhythmdb_query_model_get_previous_from_entry (model, entry);
rhythmdb_entry_unref (entry);
return prev;
}
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