/usr/include/qmmp/enginefactory.h is in libqmmp-dev 0.7.4-1.
This file is owned by root:root, with mode 0o644.
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* Copyright (C) 2009-2012 by Ilya Kotov *
* forkotov02@hotmail.ru *
* *
* 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. *
***************************************************************************/
#ifndef EMGINEFACTORY_H
#define EMGINEFACTORY_H
class QObject;
class QString;
class QIODevice;
class QWidget;
class QTranslator;
class QStringList;
class MetaDataModel;
class FileInfo;
class AbstractEngine;
/*! @brief Helper class to store custom audio engine properies.
* @author Ilya Kotov <forkotov02@hotmail.ru>
*/
class EngineProperties
{
public:
/*!
* Constructor
*/
EngineProperties()
{
hasAbout = false;
hasSettings = false;
}
QString name; /*!< Input plugin full name */
QString shortName; /*!< Input plugin short name for internal usage */
QStringList filters; /*!< File filters (example: "*.mp3,*.ogg") */
QString description; /*!< File filter description */
QStringList contentTypes; /*!< Supported content types */
QStringList protocols; /*!< Supported protocols. Should be empty if plugin uses stream input. */
bool hasAbout; /*!< Should be \b true if plugin has about dialog, otherwise returns \b false */
bool hasSettings; /*!< Should be \b true if plugin has settings dialog, otherwise returns \b false */
};
/*! @brief Engine plugin interface.
* @author Ilya Kotov <forkotov02@hotmail.ru>
*/
class EngineFactory
{
public:
/*!
* Object destructor.
*/
virtual ~EngineFactory() {}
/*!
* Returns \b true if plugin supports \b source, otherwise returns \b false
*/
virtual bool supports(const QString &source) const = 0;
/*!
* Returns general plugin properties.
*/
virtual const EngineProperties properties() const = 0;
/*!
* Creates engine object.
* @param parent Parent object File path
*/
virtual AbstractEngine *create(QObject *parent = 0) = 0;
/*!
* Extracts metadata and audio information from file \b path and returns a list of FileInfo items.
* One file may contain several playlist items (for example: cda disk or flac with embedded cue)
* @param fileName File path.
* @param useMetaData Metadata usage (\b true - use, \b - do not use)
*/
virtual QList<FileInfo *> createPlayList(const QString &fileName, bool useMetaData) = 0;
/*!
* Creats metadata object, which provides full access to file tags.
* @param path File path.
* @param parent Parent object.
* @return MetaDataModel pointer.
*/
virtual MetaDataModel* createMetaDataModel(const QString &path, QObject *parent = 0) = 0;
/*!
* Shows settings dialog.
* @param parent Parent widget.
*/
virtual void showSettings(QWidget *parent) = 0;
/*!
* Shows about dialog.
* @param parent Parent widget.
*/
virtual void showAbout(QWidget *parent) = 0;
/*!
* Creates QTranslator object of the system locale. Should return 0 if translation doesn't exist.
* @param parent Parent object.
*/
virtual QTranslator *createTranslator(QObject *parent) = 0;
};
Q_DECLARE_INTERFACE(EngineFactory, "EngineFactory/1.0")
#endif
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