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0001 // vim: set tabstop=4 shiftwidth=4 expandtab: 0002 /* 0003 Gwenview: an image viewer 0004 Copyright 2008 Aurélien Gâteau <agateau@kde.org> 0005 Copyright 2014 Vishesh Handa <me@vhanda.in> 0006 0007 This program is free software; you can redistribute it and/or 0008 modify it under the terms of the GNU General Public License 0009 as published by the Free Software Foundation; either version 2 0010 of the License, or (at your option) any later version. 0011 0012 This program is distributed in the hope that it will be useful, 0013 but WITHOUT ANY WARRANTY; without even the implied warranty of 0014 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 0015 GNU General Public License for more details. 0016 0017 You should have received a copy of the GNU General Public License 0018 along with this program; if not, write to the Free Software 0019 Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA. 0020 0021 */ 0022 #ifndef BALOOSEMANTICINFOBACKEND_H 0023 #define BALOOSEMANTICINFOBACKEND_H 0024 0025 #include <lib/gwenviewlib_export.h> 0026 0027 // Qt 0028 0029 // KF 0030 0031 // Local 0032 #include "abstractsemanticinfobackend.h" 0033 0034 namespace Gwenview 0035 { 0036 /** 0037 * A real metadata backend using Baloo to store and retrieve metadata. 0038 */ 0039 class GWENVIEWLIB_EXPORT BalooSemanticInfoBackend : public AbstractSemanticInfoBackEnd 0040 { 0041 Q_OBJECT 0042 public: 0043 explicit BalooSemanticInfoBackend(QObject *parent); 0044 ~BalooSemanticInfoBackend() override; 0045 0046 TagSet allTags() const override; 0047 0048 void refreshAllTags() override; 0049 0050 void storeSemanticInfo(const QUrl &, const SemanticInfo &) override; 0051 0052 void retrieveSemanticInfo(const QUrl &) override; 0053 0054 QString labelForTag(const SemanticInfoTag &) const override; 0055 0056 SemanticInfoTag tagForLabel(const QString &) override; 0057 0058 private: 0059 struct Private; 0060 Private *const d; 0061 }; 0062 0063 } // namespace 0064 0065 #endif /* BALOOSEMANTICINFOBACKEND_H */