Clementine-audio-player-Mac.../src/core/musicstorage.h

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/* This file is part of Clementine.
Copyright 2010, David Sansome <me@davidsansome.com>
Clementine 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 3 of the License, or
(at your option) any later version.
Clementine 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 Clementine. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MUSICSTORAGE_H
#define MUSICSTORAGE_H
#include "song.h"
#include <QMetaType>
#include <boost/function.hpp>
#include <boost/shared_ptr.hpp>
class MusicStorage {
public:
MusicStorage();
virtual ~MusicStorage() {}
enum Role {
Role_Storage = Qt::UserRole + 100,
Role_StorageForceConnect,
Role_Capacity,
Role_FreeSpace,
};
// Values are saved in the database - don't change
enum TranscodeMode {
Transcode_Always = 1,
Transcode_Never = 2,
Transcode_Unsupported = 3,
};
typedef boost::function<void (float progress)> ProgressFunction;
struct CopyJob {
QString source_;
QString destination_;
Song metadata_;
bool overwrite_;
bool remove_original_;
ProgressFunction progress_;
};
struct DeleteJob {
Song metadata_;
};
virtual QString LocalPath() const { return QString(); }
virtual TranscodeMode GetTranscodeMode() const { return Transcode_Never; }
virtual Song::FileType GetTranscodeFormat() const { return Song::Type_Unknown; }
virtual bool GetSupportedFiletypes(QList<Song::FileType>* ret) { return true; }
virtual bool StartCopy(QList<Song::FileType>* supported_types) { return true;}
virtual bool CopyToStorage(const CopyJob& job) = 0;
virtual void FinishCopy(bool success) {}
virtual void StartDelete() {}
virtual bool DeleteFromStorage(const DeleteJob& job) = 0;
virtual void FinishDelete(bool success) {}
virtual void Eject() {}
};
Q_DECLARE_METATYPE(MusicStorage*);
Q_DECLARE_METATYPE(boost::shared_ptr<MusicStorage>);
#endif // MUSICSTORAGE_H