www.pudn.com > MP3CORD.rar > playlistformat.h

/*____________________________________________________________________________ 
	 
	FreeAmp - The Free MP3 Player 
 
	Portions Copyright (C) 1999 EMusic.com 
 
	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., 675 Mass Ave, Cambridge, MA 02139, USA. 
	 
	$Id: playlistformat.h,v 1.2 1999/10/19 07:12:45 elrod Exp $ 
____________________________________________________________________________*/ 
 
#ifndef INCLUDED_PLAYLIST_FORMAT_H_ 
#define INCLUDED_PLAYLIST_FORMAT_H_ 
 
#include  
#include  
 
using namespace std; 
 
#include  
 
#include "config.h" 
#include "errors.h" 
#include "facontext.h" 
#include "plmevent.h" 
 
class PlaylistFormatInfo; 
class PlaylistItem; 
 
class PlaylistFormat { 
 
 public: 
 
    PlaylistFormat(FAContext *context) {} 
    virtual ~PlaylistFormat() {} 
 
    virtual Error GetSupportedFormats(PlaylistFormatInfo* info, uint32 index) = 0; 
    virtual Error ReadPlaylist( const char* url,  
                                vector* items, 
                                PLMCallBackFunction function = NULL, 
                                void* cookie = NULL) = 0; 
    virtual Error WritePlaylist(const char* url, PlaylistFormatInfo* format,  
                                vector* items, 
                                PLMCallBackFunction function = NULL, 
                                void* cookie = NULL) = 0; 
}; 
 
typedef PlaylistFormat* PlaylistFormatRef; 
 
class PlaylistFormatInfo { 
 
 public: 
 
    PlaylistFormatInfo() {} 
     
    virtual ~PlaylistFormatInfo() {} 
 
    Error SetExtension(const char* extension) 
    { m_extension = extension; return kError_NoErr; } 
    const char* GetExtension() const { return m_extension.c_str(); } 
 
    Error SetDescription(const char* description)  
    { m_description = description; return kError_NoErr; } 
    const char* GetDescription() { return m_description.c_str(); } 
 
    Error SetRef(PlaylistFormatRef ref) { m_ref = ref; return kError_NoErr; } 
    const PlaylistFormatRef GetRef() const { return m_ref; } 
 
 private: 
   
    string m_extension; 
    string m_description; 
    PlaylistFormatRef m_ref; 
}; 
 
 
 
#endif // _PLAYLIST_FORMAT_H_