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/*
* Copyright 2008-2013 Various Authors
* Copyright 2005-2006 Timo Hirvonen
*
* 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.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "play_queue.h"
#include "editable.h"
#include "track.h"
#include "xmalloc.h"
struct editable pq_editable;
static struct editable_shared pq_editable_shared;
static void pq_free_track(struct editable *e, struct list_head *item)
{
struct simple_track *track = to_simple_track(item);
track_info_unref(track->info);
free(track);
}
void play_queue_init(void)
{
editable_shared_init(&pq_editable_shared, pq_free_track);
editable_init(&pq_editable, &pq_editable_shared, 1);
}
void play_queue_append(struct track_info *ti, void *opaque)
{
if (!ti)
return;
struct simple_track *t = simple_track_new(ti);
editable_add(&pq_editable, t);
}
void play_queue_prepend(struct track_info *ti, void *opaque)
{
if (!ti)
return;
struct simple_track *t = simple_track_new(ti);
editable_add_before(&pq_editable, t);
}
struct track_info *play_queue_remove(void)
{
struct track_info *info = NULL;
if (!list_empty(&pq_editable.head)) {
struct simple_track *t = to_simple_track(pq_editable.head.next);
info = t->info;
track_info_ref(info);
editable_remove_track(&pq_editable, t);
}
return info;
}
int play_queue_for_each(int (*cb)(void *data, struct track_info *ti),
void *data, void *opaque)
{
struct simple_track *track;
int rc = 0;
list_for_each_entry(track, &pq_editable.head, node) {
rc = cb(data, track->info);
if (rc)
break;
}
return rc;
}
unsigned int play_queue_total_time(void)
{
return pq_editable.total_time;
}
int queue_needs_redraw(void)
{
return pq_editable.shared->win->changed;
}
void queue_post_update(void)
{
pq_editable.shared->win->changed = 0;
}
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