65 lines
2.0 KiB
C++
65 lines
2.0 KiB
C++
/* This file is part of Clementine.
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Copyright 2011, Paweł Bara <keirangtp@gmail.com>
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Copyright 2011, David Sansome <me@davidsansome.com>
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Copyright 2014, Krzysztof Sobiecki <sobkas@gmail.com>
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Copyright 2014, John Maguire <john.maguire@gmail.com>
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Clementine 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 3 of the License, or
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(at your option) any later version.
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Clementine 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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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "coverproviders.h"
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#include "config.h"
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#include "core/logging.h"
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#include "coverprovider.h"
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CoverProviders::CoverProviders(QObject* parent) : QObject(parent) {}
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void CoverProviders::AddProvider(CoverProvider* provider) {
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{
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QMutexLocker locker(&mutex_);
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cover_providers_.insert(provider, provider->name());
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connect(provider, SIGNAL(destroyed()), SLOT(ProviderDestroyed()));
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}
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qLog(Debug) << "Registered cover provider" << provider->name();
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}
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void CoverProviders::RemoveProvider(CoverProvider* provider) {
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if (!provider) return;
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// It's not safe to dereference provider at this pointbecause it might have
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// already been destroyed.
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QString name;
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{
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QMutexLocker locker(&mutex_);
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name = cover_providers_.take(provider);
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}
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if (name.isNull()) {
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qLog(Debug) << "Tried to remove a cover provider that was not registered";
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} else {
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qLog(Debug) << "Unregistered cover provider" << name;
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}
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}
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void CoverProviders::ProviderDestroyed() {
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CoverProvider* provider = static_cast<CoverProvider*>(sender());
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RemoveProvider(provider);
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}
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int CoverProviders::NextId() { return next_id_.fetchAndAddRelaxed(1); }
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