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Clementine-audio-player-Mac.../3rdparty/taglib/tagunion.h
2012-10-27 17:12:18 -07:00

96 lines
3.2 KiB
C++

/***************************************************************************
copyright : (C) 2002 - 2008 by Scott Wheeler
email : wheeler@kde.org
***************************************************************************/
/***************************************************************************
* This library is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License version *
* 2.1 as published by the Free Software Foundation. *
* *
* This library 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 *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the Free Software *
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *
* 02110-1301 USA *
* *
* Alternatively, this file is available under the Mozilla Public *
* License Version 1.1. You may obtain a copy of the License at *
* http://www.mozilla.org/MPL/ *
***************************************************************************/
#ifndef TAGLIB_TAGUNION_H
#define TAGLIB_TAGUNION_H
#include "tag.h"
#ifndef DO_NOT_DOCUMENT
namespace TagLib {
/*!
* \internal
*/
class TagUnion : public Tag
{
public:
enum AccessType { Read, Write };
/*!
* Creates a TagLib::Tag that is the union of \a first, \a second, and
* \a third. The TagUnion takes ownership of these tags and will handle
* their deletion.
*/
TagUnion(Tag *first = 0, Tag *second = 0, Tag *third = 0);
virtual ~TagUnion();
Tag *operator[](int index) const;
Tag *tag(int index) const;
void set(int index, Tag *tag);
virtual String title() const;
virtual String artist() const;
virtual String album() const;
virtual String comment() const;
virtual String genre() const;
virtual uint year() const;
virtual uint track() const;
virtual void setTitle(const String &s);
virtual void setArtist(const String &s);
virtual void setAlbum(const String &s);
virtual void setComment(const String &s);
virtual void setGenre(const String &s);
virtual void setYear(uint i);
virtual void setTrack(uint i);
virtual bool isEmpty() const;
template <class T> T *access(int index, bool create)
{
if(!create || tag(index))
return static_cast<T *>(tag(index));
set(index, new T);
return static_cast<T *>(tag(index));
}
private:
TagUnion(const Tag &);
TagUnion &operator=(const Tag &);
class TagUnionPrivate;
TagUnionPrivate *d;
};
}
#endif
#endif