64 lines
1.5 KiB
C++
64 lines
1.5 KiB
C++
/*
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* Copyright (C) 2003-2013 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef MPD_SONG_POINTER_HXX
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#define MPD_SONG_POINTER_HXX
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#include "Song.hxx"
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#include <utility>
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class SongPointer {
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Song *song;
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public:
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explicit SongPointer(Song *_song)
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:song(_song) {}
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SongPointer(const SongPointer &) = delete;
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SongPointer(SongPointer &&other):song(other.song) {
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other.song = nullptr;
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}
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~SongPointer() {
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if (song != nullptr)
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song->Free();
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}
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SongPointer &operator=(const SongPointer &) = delete;
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SongPointer &operator=(SongPointer &&other) {
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std::swap(song, other.song);
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return *this;
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}
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operator const Song *() const {
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return song;
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}
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Song *Steal() {
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auto result = song;
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song = nullptr;
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return result;
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}
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};
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#endif
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