diff --git a/src/playlist.c b/src/playlist.c
index 562fde69e7b40932b8a1d98740578e9ff30e1886..6f452a8f1c6c7a202fe343601a54624e8ad33240 100644 (file)
--- a/src/playlist.c
+++ b/src/playlist.c
/* ncmpc (Ncurses MPD Client)
- * (c) 2004-2009 The Music Player Daemon Project
+ * (c) 2004-2010 The Music Player Daemon Project
* Project homepage: http://musicpd.org
-
+ *
* 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-*/
+ */
#include "playlist.h"
#include <string.h>
-#define ENABLE_PLCHANGES
-
-#define MPD_ERROR(c) (c==NULL || c->connection==NULL || c->connection->error)
-
void
playlist_init(struct mpdclient_playlist *playlist)
{
- playlist->id = 0;
+ playlist->version = 0;
playlist->list = g_ptr_array_sized_new(1024);
}
void
playlist_clear(struct mpdclient_playlist *playlist)
{
- guint i;
-
- playlist->id = 0;
+ playlist->version = 0;
- for (i = 0; i < playlist->list->len; ++i) {
+ for (unsigned i = 0; i < playlist->list->len; ++i) {
struct mpd_song *song = playlist_get(playlist, i);
mpd_song_free(song);
return 0;
}
-struct mpd_song *
-playlist_get_song(struct mpdclient_playlist *playlist, gint idx)
+const struct mpd_song *
+playlist_get_song(const struct mpdclient_playlist *playlist, gint idx)
{
if (idx < 0 || (guint)idx >= playlist_length(playlist))
return NULL;
return playlist_get(playlist, idx);
}
-struct mpd_song *
-playlist_lookup_song(struct mpdclient_playlist *playlist, unsigned id)
+void
+playlist_move(struct mpdclient_playlist *playlist,
+ unsigned dest, unsigned src)
+{
+ assert(playlist != NULL);
+ assert(src < playlist_length(playlist));
+ assert(dest < playlist_length(playlist));
+ assert(src != dest);
+
+ struct mpd_song *song = playlist_get(playlist, src);
+
+ if (src < dest) {
+ memmove(&playlist->list->pdata[src],
+ &playlist->list->pdata[src + 1],
+ sizeof(playlist->list->pdata[0]) * (dest - src));
+ playlist->list->pdata[dest] = song;
+ } else {
+ memmove(&playlist->list->pdata[dest + 1],
+ &playlist->list->pdata[dest],
+ sizeof(playlist->list->pdata[0]) * (src - dest));
+ playlist->list->pdata[dest] = song;
+ }
+}
+
+const struct mpd_song *
+playlist_lookup_song(const struct mpdclient_playlist *playlist, unsigned id)
{
for (guint i = 0; i < playlist_length(playlist); ++i) {
struct mpd_song *song = playlist_get(playlist, i);
return -1;
}
+
+gint
+playlist_get_id_from_uri(const struct mpdclient_playlist *playlist,
+ const gchar *uri)
+{
+ for (guint i = 0; i < playlist_length(playlist); ++i) {
+ const struct mpd_song *song = playlist_get(playlist, i);
+
+ if (strcmp(mpd_song_get_uri(song), uri) == 0)
+ return mpd_song_get_id(song);
+ }
+
+ return -1;
+}