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/*
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 <QDateTime>
#include <QSortFilterProxyModel>
namespace NotificationManager
{
class NotificationGroupCollapsingProxyModel : public QSortFilterProxyModel
{
Q_OBJECT
public:
explicit NotificationGroupCollapsingProxyModel(QObject *parent = nullptr);
~NotificationGroupCollapsingProxyModel() override;
void setSourceModel(QAbstractItemModel *sourceModel) override;
QVariant data(const QModelIndex &index, int role) const override;
bool setData(const QModelIndex &index, const QVariant &value, int role) override;
int limit() const;
void setLimit(int limit);
QDateTime lastRead() const;
void setLastRead(const QDateTime &lastRead);
bool expandUnread() const;
void setExpandUnread(bool expand);
void collapseAll();
Q_SIGNALS:
void limitChanged();
void lastReadChanged();
void expandUnreadChanged();
protected:
bool filterAcceptsRow(int source_row, const QModelIndex &source_parent) const override;
private:
bool setGroupExpanded(const QModelIndex &idx, bool expanded);
void invalidateGroupRoles();
int m_limit = 0;
QDateTime m_lastRead;
bool m_expandUnread = false;
QList<QPersistentModelIndex> m_expandedGroups;
};
} // namespace NotificationManager
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