mirror of
https://github.com/taglib/taglib.git
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Add an (internal) TagUnion class. I'll pull out the reimplementation
of this in the next commits. git-svn-id: svn://anonsvn.kde.org/home/kde/trunk/kdesupport/taglib@768954 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
This commit is contained in:
Scott Wheeler
parent
250d411c31
commit
f38f6588a2
@ -132,6 +132,7 @@ SET(tag_LIB_SRCS ${mpeg_SRCS} ${id3v1_SRCS} ${id3v2_SRCS} ${frames_SRCS} ${ogg_S
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${vorbis_SRCS} ${oggflacs_SRCS} ${mpc_SRCS} ${ape_SRCS} ${toolkit_SRCS} ${flacs_SRCS}
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${wavpack_SRCS} ${speex_SRCS} ${trueaudio_SRCS}
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tag.cpp
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tagunion.cpp
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fileref.cpp
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audioproperties.cpp
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)
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@ -16,7 +16,7 @@ INCLUDES = \
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lib_LTLIBRARIES = libtag.la
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libtag_la_SOURCES = tag.cpp fileref.cpp audioproperties.cpp
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libtag_la_SOURCES = tag.cpp tagunion.cpp fileref.cpp audioproperties.cpp
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taglib_include_HEADERS = tag.h fileref.h audioproperties.h taglib_export.h
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taglib_includedir = $(includedir)/taglib
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180
taglib/tagunion.cpp
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180
taglib/tagunion.cpp
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@ -0,0 +1,180 @@
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/***************************************************************************
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copyright : (C) 2007 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
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* 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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#include "tagunion.h"
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using namespace TagLib;
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#define stringUnion(method) \
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if(d->tags[0] && !d->tags[0]->method().isEmpty()) \
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return d->tags[0]->method(); \
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if(d->tags[1] && !d->tags[1]->method().isEmpty()) \
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return d->tags[0]->method(); \
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if(d->tags[2] && !d->tags[2]->method().isEmpty()) \
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return d->tags[0]->method(); \
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return String::null \
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#define numberUnion(method) \
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if(d->tags[0] && d->tags[0]->method() > 0) \
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return d->tags[0]->method(); \
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if(d->tags[0] && d->tags[0]->method() > 0) \
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return d->tags[0]->method(); \
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if(d->tags[0] && d->tags[0]->method() > 0) \
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return d->tags[0]->method(); \
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return 0
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#define setUnion(method, value) \
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if(d->tags[0]) \
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d->tags[0]->set##method(value); \
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if(d->tags[1]) \
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d->tags[1]->set##method(value); \
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if(d->tags[2]) \
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d->tags[2]->set##method(value); \
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class TagUnion::TagUnionPrivate
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{
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public:
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TagUnionPrivate() : tags(3, static_cast<Tag *>(0))
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{
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}
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~TagUnionPrivate()
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{
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delete tags[0];
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delete tags[1];
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delete tags[2];
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}
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std::vector<Tag *> tags;
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};
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TagUnion::TagUnion(Tag *first, Tag *second, Tag *third)
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{
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d = new TagUnionPrivate;
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d->tags[0] = first;
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d->tags[1] = second;
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d->tags[2] = third;
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}
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TagUnion::~TagUnion()
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{
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delete d;
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}
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Tag *TagUnion::tag(int index) const
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{
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return d->tags[index];
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}
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void TagUnion::setTag(int index, Tag *tag)
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{
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delete d->tags[index];
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d->tags[index] = tag;
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}
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String TagUnion::title() const
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{
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stringUnion(title);
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}
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String TagUnion::artist() const
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{
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stringUnion(artist);
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}
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String TagUnion::album() const
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{
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stringUnion(album);
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}
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String TagUnion::comment() const
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{
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stringUnion(comment);
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}
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String TagUnion::genre() const
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{
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stringUnion(genre);
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}
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TagLib::uint TagUnion::year() const
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{
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numberUnion(year);
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}
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TagLib::uint TagUnion::track() const
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{
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numberUnion(track);
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}
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void TagUnion::setTitle(const String &s)
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{
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setUnion(Title, s);
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}
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void TagUnion::setArtist(const String &s)
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{
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setUnion(Artist, s);
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}
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void TagUnion::setAlbum(const String &s)
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{
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setUnion(Album, s);
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}
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void TagUnion::setComment(const String &s)
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{
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setUnion(Comment, s);
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}
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void TagUnion::setGenre(const String &s)
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{
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setUnion(Genre, s);
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}
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void TagUnion::setYear(uint i)
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{
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setUnion(Year, i);
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}
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void TagUnion::setTrack(uint i)
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{
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setUnion(Track, i);
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}
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bool TagUnion::isEmpty() const
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{
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if(d->tags[0] && !d->tags[0]->isEmpty())
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return false;
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if(d->tags[1] && !d->tags[1]->isEmpty())
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return false;
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if(d->tags[2] && !d->tags[2]->isEmpty())
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return false;
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return true;
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}
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73
taglib/tagunion.h
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73
taglib/tagunion.h
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@ -0,0 +1,73 @@
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/***************************************************************************
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copyright : (C) 2007 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
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* 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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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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TagUnion(Tag *first = 0, Tag *second = 0, Tag *third = 0);
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virtual ~TagUnion();
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Tag *tag(int index) const;
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void setTag(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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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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