84 lines
2.3 KiB
C++
84 lines
2.3 KiB
C++
// vim: set tabstop=4 shiftwidth=4 expandtab:
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/*
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Gwenview: an image viewer
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Copyright 2008 Aurélien Gâteau <agateau@kde.org>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA.
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*/
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#ifndef SEMANTICINFODIRMODEL_H
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#define SEMANTICINFODIRMODEL_H
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// Qt
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// KF
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#include <KDirModel>
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// Local
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class QUrl;
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namespace Gwenview
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{
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class AbstractSemanticInfoBackEnd;
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struct SemanticInfo;
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struct SemanticInfoDirModelPrivate;
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/**
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* Extends KDirModel by providing read/write access to image metadata such as
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* rating, tags and descriptions.
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*/
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class SemanticInfoDirModel : public KDirModel
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{
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Q_OBJECT
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public:
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enum {
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RatingRole = 0x21a43a51,
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DescriptionRole = 0x26FB33FA,
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TagsRole = 0x0462F0A8,
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};
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SemanticInfoDirModel(QObject *parent);
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~SemanticInfoDirModel() override;
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void clearSemanticInfoCache();
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bool semanticInfoAvailableForIndex(const QModelIndex &) const;
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void retrieveSemanticInfoForIndex(const QModelIndex &);
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SemanticInfo semanticInfoForIndex(const QModelIndex &) const;
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QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
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bool setData(const QModelIndex &index, const QVariant &data, int role = Qt::EditRole) override;
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AbstractSemanticInfoBackEnd *semanticInfoBackEnd() const;
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Q_SIGNALS:
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void semanticInfoRetrieved(const QUrl &, const SemanticInfo &);
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private:
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SemanticInfoDirModelPrivate *const d;
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private Q_SLOTS:
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void slotSemanticInfoRetrieved(const QUrl &url, const SemanticInfo &);
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void slotRowsAboutToBeRemoved(const QModelIndex &, int, int);
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void slotModelAboutToBeReset();
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};
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} // namespace
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#endif /* SEMANTICINFODIRMODEL_H */
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