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/*
SPDX-FileCopyrightText: 2016 Eike Hein <hein@kde.org>
SPDX-FileCopyrightText: 2019 Kai Uwe Broulik <kde@privat.broulik.de>
SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
*/
#pragma once
#include <QAbstractProxyModel>
namespace NotificationManager
{
class NotificationGroupingProxyModel : public QAbstractProxyModel
{
Q_OBJECT
public:
explicit NotificationGroupingProxyModel(QObject *parent = nullptr);
~NotificationGroupingProxyModel() override;
void setSourceModel(QAbstractItemModel *sourceModel) override;
QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
QModelIndex parent(const QModelIndex &child) const override;
int rowCount(const QModelIndex &parent = QModelIndex()) const override;
bool hasChildren(const QModelIndex &parent = QModelIndex()) const override;
int columnCount(const QModelIndex &parent = QModelIndex()) const override;
QVariant data(const QModelIndex &proxyIndex, int role) const override;
QModelIndex mapFromSource(const QModelIndex &sourceIndex) const override;
QModelIndex mapToSource(const QModelIndex &proxyIndex) const override;
protected:
// bool lessThan(const QModelIndex &source_left, const QModelIndex &source_right) const override;
private:
bool appsMatch(const QModelIndex &a, const QModelIndex &b) const;
bool isGroup(int row) const;
bool tryToGroup(const QModelIndex &sourceIndex, bool silent = false);
void adjustMap(int anchor, int delta);
void rebuildMap();
void checkGrouping(bool silent = false);
void formGroupFor(const QModelIndex &index);
QVector<QVector<int> *> rowMap;
};
} // namespace NotificationManager
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