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/*
* playlist.h: Media player playlist
*
* See the main source file 'xineliboutput.c' for copyright information and
* how to reach the author.
*
* $Id: playlist.h,v 1.2 2006-12-24 00:19:18 phintuka Exp $
*
*/
#ifndef __XINELIBOUTPUT_PLAYLIST_H
#define __XINELIBOUTPUT_PLAYLIST_H
#include <vdr/tools.h> // cString, cListObject, cList<>
#include <vdr/thread.h> // cMutex
//
// cPlaylistItem
//
class cPlaylistItem : public cListObject
{
private:
cPlaylistItem();
virtual int Compare(const cListObject &ListObject) const;
public:
cPlaylistItem(const char *filename); /* file name with full path */
cPlaylistItem(const char *filename, /* file name without path */
const char *path,
const char *title = NULL,
int position = -1);
cString Filename; /* file name and full path */
// Metaingo (ID3 etc.)
cString Track;
cString Artist;
cString Album;
// position in playlist (if given in playlist file)
int Position;
};
//
// cPlaylistChangeNotify interface
//
class cPlaylistChangeNotify
{
public:
virtual void PlaylistChanged(const cPlaylistItem *Item) = 0;
virtual ~cPlaylistChangeNotify() {}
};
//
// cPlaylist
//
class cID3Scanner;
class cPlaylist : protected cList<cPlaylistItem>
{
private:
cMutex m_Lock;
cString m_Name; // playlist (or folder) name
cString m_Folder; // path to "root" of playlist
cPlaylistItem *m_Current; // now playing
enum { ePlaylist, eImplicit } m_Origin;
cPlaylistChangeNotify *m_Menu;
cID3Scanner *m_Scanner;
protected:
bool StoreCache(void);
bool ReadCache(void);
int ReadPlaylist(const char *PlaylistFile);
int ScanFolder(const char *FolderName,
bool Recursive = false,
bool (config_t::*Filter)(const char *) = &config_t::IsAudioFile);
friend class cID3Scanner;
friend class cPlaylistReader;
void PlaylistChanged(const cPlaylistItem *Item);
cPlaylistItem *Last(void) { return cList<cPlaylistItem>::Last(); }
public:
cPlaylist();
virtual ~cPlaylist();
const cString& Name(void) const { return m_Name; }
// listen for changes in playlist
void Listen(cPlaylistChangeNotify *Menu = NULL);
// read playlist from file or create playlist from directory tree
bool Read(const char *PlaylistFile, bool Recursive = false);
void StartScanner(void);
void Sort(void);
int Count(void) const;
// access/iterate playlist items
cPlaylistItem *First(void) { return Next(NULL); }
cPlaylistItem *Next(const cPlaylistItem *i);
// get/set current (now playing) item
cPlaylistItem *Current(void);
void SetCurrent(cPlaylistItem *current);
cPlaylistItem *Next(void);
cPlaylistItem *Prev(void);
};
#endif // __XINELIBOUTPUT_PLAYLIST_H
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