File indexing completed on 2024-04-28 04:18:52

0001 // vim: set tabstop=4 shiftwidth=4 expandtab:
0002 /*
0003 Gwenview: an image viewer
0004 Copyright 2009 Aurélien Gâteau <agateau@kde.org>
0005 
0006 This program is free software; you can redistribute it and/or
0007 modify it under the terms of the GNU General Public License
0008 as published by the Free Software Foundation; either version 2
0009 of the License, or (at your option) any later version.
0010 
0011 This program is distributed in the hope that it will be useful,
0012 but WITHOUT ANY WARRANTY; without even the implied warranty of
0013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
0014 GNU General Public License for more details.
0015 
0016 You should have received a copy of the GNU General Public License
0017 along with this program; if not, write to the Free Software
0018 Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA.
0019 
0020 */
0021 #ifndef PLACETREEMODEL_H
0022 #define PLACETREEMODEL_H
0023 
0024 #include <lib/gwenviewlib_export.h>
0025 
0026 // Qt
0027 #include <QAbstractItemModel>
0028 
0029 // KF
0030 
0031 // Local
0032 
0033 class QUrl;
0034 
0035 namespace Gwenview
0036 {
0037 struct PlaceTreeModelPrivate;
0038 class GWENVIEWLIB_EXPORT PlaceTreeModel : public QAbstractItemModel
0039 {
0040     Q_OBJECT
0041 public:
0042     explicit PlaceTreeModel(QObject *);
0043     ~PlaceTreeModel() override;
0044 
0045     int columnCount(const QModelIndex &parent = QModelIndex()) const override;
0046     QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
0047     QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
0048     QModelIndex parent(const QModelIndex &index) const override;
0049     int rowCount(const QModelIndex &parent = QModelIndex()) const override;
0050     bool hasChildren(const QModelIndex &parent) const override;
0051     bool canFetchMore(const QModelIndex &parent) const override;
0052     void fetchMore(const QModelIndex &parent) override;
0053 
0054     QUrl urlForIndex(const QModelIndex &) const;
0055 
0056 private Q_SLOTS:
0057     void slotPlacesRowsInserted(const QModelIndex &, int start, int end);
0058     void slotPlacesRowsAboutToBeRemoved(const QModelIndex &, int start, int end);
0059     void slotDirRowsAboutToBeInserted(const QModelIndex &, int start, int end);
0060     void slotDirRowsInserted(const QModelIndex &, int start, int end);
0061     void slotDirRowsAboutToBeRemoved(const QModelIndex &, int start, int end);
0062     void slotDirRowsRemoved(const QModelIndex &, int start, int end);
0063 
0064 private:
0065     friend struct PlaceTreeModelPrivate;
0066     PlaceTreeModelPrivate *const d;
0067 };
0068 
0069 } // namespace
0070 
0071 #endif /* PLACETREEMODEL_H */