File indexing completed on 2024-06-23 05:32:17 

0001 /*
0002     SPDX-FileCopyrightText: 2019 David Redondo <kde@david-redondo.de>
0003 
0004     SPDX-License-Identifier: GPL-2.0-or-later
0005 */
0006 
0007 #pragma once
0008 
0009 #include <random>
0010 
0011 #include <QBindable>
0012 #include <QList>
0013 #include <QSortFilterProxyModel>
0014 
0015 #include "sortingmode.h"
0016 
0017 class SlideFilterModel : public QSortFilterProxyModel
0018 {
0019     Q_OBJECT
0020 
0021 public:
0022     explicit SlideFilterModel(const QBindable<bool> &usedInConfig,
0023                               const QBindable<SortingMode::Mode> &sortingMode,
0024                               const QBindable<bool> &slideshowFoldersFirst,
0025                               QObject *parent);
0026 
0027     QHash<int, QByteArray> roleNames() const override;
0028 
0029     bool lessThan(const QModelIndex &source_left, const QModelIndex &source_right) const override;
0030     bool filterAcceptsRow(int source_row, const QModelIndex &source_parent) const override;
0031     void setSourceModel(QAbstractItemModel *sourceModel) override;
0032     void invalidate();
0033     void invalidateFilter();
0034 
0035     Q_INVOKABLE int indexOf(const QString &path);
0036     Q_INVOKABLE void openContainingFolder(int rowIndex);
0037 
0038 private:
0039     void buildRandomOrder();
0040 
0041     QList<int> m_randomOrder;
0042     Q_OBJECT_BINDABLE_PROPERTY_WITH_ARGS(SlideFilterModel, SortingMode::Mode, m_SortingMode, SortingMode::Random)
0043     QPropertyNotifier m_SortingModeNotifier;
0044     Q_OBJECT_BINDABLE_PROPERTY_WITH_ARGS(SlideFilterModel, bool, m_SortingFoldersFirst, false)
0045     QPropertyNotifier m_slideshowFoldersFirstNotifier;
0046     Q_OBJECT_BINDABLE_PROPERTY_WITH_ARGS(SlideFilterModel, bool, m_usedInConfig, true)
0047     QPropertyNotifier m_usedInConfigNotifier;
0048     std::random_device m_randomDevice;
0049     std::mt19937 m_random;
0050 };