72 lines
2.1 KiB
C++
72 lines
2.1 KiB
C++
/* This file is part of Clementine.
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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 "songinfofetcher.h"
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#include "songinfoprovider.h"
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SongInfoFetcher::SongInfoFetcher(QObject* parent)
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: QObject(parent),
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next_id_(1)
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{
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}
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void SongInfoFetcher::AddProvider(SongInfoProvider* provider) {
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providers_ << provider;
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connect(provider, SIGNAL(ImageReady(int,QUrl)), SLOT(ImageReady(int,QUrl)));
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connect(provider, SIGNAL(InfoReady(int,CollapsibleInfoPane::Data)), SLOT(InfoReady(int,CollapsibleInfoPane::Data)));
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connect(provider, SIGNAL(Finished(int)), SLOT(ProviderFinished(int)));
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}
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int SongInfoFetcher::FetchInfo(const Song& metadata) {
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const int id = next_id_ ++;
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results_[id] = Result();
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foreach (SongInfoProvider* provider, providers_) {
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waiting_for_[id].append(provider);
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provider->FetchInfo(id, metadata);
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}
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return id;
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}
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void SongInfoFetcher::ImageReady(int id, const QUrl& url) {
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if (!results_.contains(id))
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return;
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results_[id].images_ << url;
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}
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void SongInfoFetcher::InfoReady(int id, const CollapsibleInfoPane::Data& data) {
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if (!results_.contains(id))
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return;
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results_[id].info_ << data;
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}
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void SongInfoFetcher::ProviderFinished(int id) {
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if (!results_.contains(id))
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return;
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if (!waiting_for_.contains(id))
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return;
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SongInfoProvider* provider = qobject_cast<SongInfoProvider*>(sender());
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if (!waiting_for_[id].contains(provider))
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return;
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waiting_for_[id].removeAll(provider);
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if (waiting_for_[id].isEmpty()) {
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emit ResultReady(id, results_.take(id));
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waiting_for_.remove(id);
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}
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}
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