113 lines
3.0 KiB
C++
113 lines
3.0 KiB
C++
/* This file is part of Clementine.
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Copyright 2010, David Sansome <me@davidsansome.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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#ifndef GLOBALSEARCH_H
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#define GLOBALSEARCH_H
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#include <QObject>
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#include <QPixmapCache>
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#include "searchprovider.h"
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class GlobalSearch : public QObject {
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Q_OBJECT
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public:
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GlobalSearch(QObject* parent = 0);
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static const int kDelayedSearchTimeoutMs;
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static const char* kSettingsGroup;
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void AddProvider(SearchProvider* provider);
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void SetProviderEnabled(const SearchProvider* provider, bool enabled);
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int SearchAsync(const QString& query);
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int LoadArtAsync(const SearchProvider::Result& result);
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int LoadTracksAsync(const SearchProvider::Result& result);
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void CancelSearch(int id);
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void CancelArt(int id);
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bool FindCachedPixmap(const SearchProvider::Result& result, QPixmap* pixmap) const;
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QList<SearchProvider*> providers() const;
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bool is_provider_enabled(const SearchProvider* provider) const;
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public slots:
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void ReloadSettings();
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signals:
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void ResultsAvailable(int id, const SearchProvider::ResultList& results);
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void ProviderSearchFinished(int id, const SearchProvider* provider);
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void SearchFinished(int id);
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void ArtLoaded(int id, const QPixmap& pixmap);
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void TracksLoaded(int id, MimeData* mime_data);
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void ProviderAdded(const SearchProvider* provider);
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void ProviderRemoved(const SearchProvider* provider);
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void ProviderToggled(const SearchProvider* provider, bool enabled);
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protected:
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void timerEvent(QTimerEvent* e);
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private slots:
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void ResultsAvailableSlot(int id, SearchProvider::ResultList results);
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void SearchFinishedSlot(int id);
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void ArtLoadedSlot(int id, const QImage& image);
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void ProviderDestroyedSlot(QObject* object);
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private:
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void TakeNextQueuedArt(SearchProvider* provider);
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QString PixmapCacheKey(const SearchProvider::Result& result) const;
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private:
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struct DelayedSearch {
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int id_;
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QString query_;
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QList<SearchProvider*> providers_;
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};
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struct QueuedArt {
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int id_;
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SearchProvider::Result result_;
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};
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struct ProviderData {
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QList<QueuedArt> queued_art_;
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bool enabled_;
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};
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QMap<SearchProvider*, ProviderData> providers_;
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QMap<int, DelayedSearch> delayed_searches_;
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int next_id_;
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QMap<int, int> pending_search_providers_;
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QPixmapCache pixmap_cache_;
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QMap<int, QString> pending_art_searches_;
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QStringList disabled_provider_ids_;
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};
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#endif // GLOBALSEARCH_H
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