// vim: set tabstop=4 shiftwidth=4 expandtab: /* Gwenview: an image viewer Copyright 2008 Aurélien Gâteau This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA. */ #ifndef SEMANTICINFODIRMODEL_H #define SEMANTICINFODIRMODEL_H // Qt // KF #include // Local class QUrl; namespace Gwenview { class AbstractSemanticInfoBackEnd; struct SemanticInfo; struct SemanticInfoDirModelPrivate; /** * Extends KDirModel by providing read/write access to image metadata such as * rating, tags and descriptions. */ class SemanticInfoDirModel : public KDirModel { Q_OBJECT public: enum { RatingRole = 0x21a43a51, DescriptionRole = 0x26FB33FA, TagsRole = 0x0462F0A8, }; SemanticInfoDirModel(QObject *parent); ~SemanticInfoDirModel() override; void clearSemanticInfoCache(); bool semanticInfoAvailableForIndex(const QModelIndex &) const; void retrieveSemanticInfoForIndex(const QModelIndex &); SemanticInfo semanticInfoForIndex(const QModelIndex &) const; QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override; bool setData(const QModelIndex &index, const QVariant &data, int role = Qt::EditRole) override; AbstractSemanticInfoBackEnd *semanticInfoBackEnd() const; Q_SIGNALS: void semanticInfoRetrieved(const QUrl &, const SemanticInfo &); private: SemanticInfoDirModelPrivate *const d; private Q_SLOTS: void slotSemanticInfoRetrieved(const QUrl &url, const SemanticInfo &); void slotRowsAboutToBeRemoved(const QModelIndex &, int, int); void slotModelAboutToBeReset(); }; } // namespace #endif /* SEMANTICINFODIRMODEL_H */