Added cPlaylist::Seek()

2 files changed, 20 insertions, 2 deletions

diff --git a/tools/playlist.c b/tools/playlist.c
index f91a67f5..c517bd46 100644
--- a/tools/playlist.c
+++ b/tools/playlist.c
@@ -4,7 +4,7 @@
  * See the main source file 'xineliboutput.c' for copyright information and
  * how to reach the author.
  *
- * $Id: playlist.c,v 1.31 2010-11-17 13:07:28 phintuka Exp $
+ * $Id: playlist.c,v 1.32 2010-12-09 14:13:03 phintuka Exp $
  *
  */
 
@@ -524,6 +524,23 @@ cPlaylistItem *cPlaylist::Prev(void)
   return NULL;
 }
 
+cPlaylistItem *cPlaylist::Seek(int Rel)
+{
+  cMutexLock ml(&m_Lock);
+  if (!Current())
+    return NULL;
+
+  if (Rel > 0)
+    while (Rel--)
+      m_Current = (cList<cPlaylistItem>::Next(Current()) ?: Last());
+
+  if (Rel < 0)
+    while (Rel++)
+      m_Current = (cList<cPlaylistItem>::Prev(Current()) ?: First());
+
+  return Current();
+}
+
 bool cPlaylist::StoreCache(void) 
 {
   if(!xc.cache_implicit_playlists ||
diff --git a/tools/playlist.h b/tools/playlist.h
index d7de7622..641ff175 100644
--- a/tools/playlist.h
+++ b/tools/playlist.h
@@ -4,7 +4,7 @@
  * See the main source file 'xineliboutput.c' for copyright information and
  * how to reach the author.
  *
- * $Id: playlist.h,v 1.13 2010-09-13 11:39:34 phintuka Exp $
+ * $Id: playlist.h,v 1.14 2010-12-09 14:13:03 phintuka Exp $
  *
  */
 
@@ -124,6 +124,7 @@ class cPlaylist : protected cList<cPlaylistItem>
   void           SetCurrent(cPlaylistItem *current);
   cPlaylistItem *Next(void);
   cPlaylistItem *Prev(void);
+  cPlaylistItem *Seek(int Rel);
 
   static cString BuildMrl(const char *proto, const char *s1,
                           const char *s2 = NULL, const char *s3 = NULL, const char *s4 = NULL);