96 lines
3.2 KiB
C
96 lines
3.2 KiB
C
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/***************************************************************************
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copyright : (C) 2002 - 2008 by Scott Wheeler
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email : wheeler@kde.org
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***************************************************************************/
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/***************************************************************************
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* This library is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU Lesser General Public License version *
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* 2.1 as published by the Free Software Foundation. *
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* *
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* This library is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with this library; if not, write to the Free Software *
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *
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* 02110-1301 USA *
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* *
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* Alternatively, this file is available under the Mozilla Public *
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* License Version 1.1. You may obtain a copy of the License at *
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* http://www.mozilla.org/MPL/ *
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***************************************************************************/
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#ifndef TAGLIB_TAGUNION_H
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#define TAGLIB_TAGUNION_H
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#include "tag.h"
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#ifndef DO_NOT_DOCUMENT
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namespace TagLib {
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/*!
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* \internal
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*/
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class TagUnion : public Tag
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{
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public:
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enum AccessType { Read, Write };
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/*!
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* Creates a TagLib::Tag that is the union of \a first, \a second, and
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* \a third. The TagUnion takes ownership of these tags and will handle
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* their deletion.
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*/
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TagUnion(Tag *first = 0, Tag *second = 0, Tag *third = 0);
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virtual ~TagUnion();
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Tag *operator[](int index) const;
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Tag *tag(int index) const;
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void set(int index, Tag *tag);
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virtual String title() const;
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virtual String artist() const;
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virtual String album() const;
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virtual String comment() const;
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virtual String genre() const;
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virtual uint year() const;
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virtual uint track() const;
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virtual void setTitle(const String &s);
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virtual void setArtist(const String &s);
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virtual void setAlbum(const String &s);
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virtual void setComment(const String &s);
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virtual void setGenre(const String &s);
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virtual void setYear(uint i);
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virtual void setTrack(uint i);
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virtual bool isEmpty() const;
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template <class T> T *access(int index, bool create)
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{
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if(!create || tag(index))
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return static_cast<T *>(tag(index));
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set(index, new T);
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return static_cast<T *>(tag(index));
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}
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private:
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TagUnion(const Tag &);
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TagUnion &operator=(const Tag &);
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class TagUnionPrivate;
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TagUnionPrivate *d;
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};
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}
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#endif
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#endif
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