sessionsortfilterproxymodel.cpp

/*
    SPDX-FileCopyrightText: 2012 Akarsh Simha <akarsh.simha@kdemail.net>
 
    SPDX-License-Identifier: GPL-2.0-or-later
*/
 
#include "sessionsortfilterproxymodel.h"
 
#include <QTime>
#include <QModelIndex>
#include <QSortFilterProxyModel>
 
SessionSortFilterProxyModel::SessionSortFilterProxyModel(QObject *parent) : QSortFilterProxyModel(parent)
{
}
 
bool SessionSortFilterProxyModel::lessThan(const QModelIndex &left, const QModelIndex &right) const
{
    QVariant leftData  = sourceModel()->data(left);
    QVariant rightData = sourceModel()->data(right);
    if (leftData.type() == QVariant::Time)
    {
        // We are sorting the observing time.
        return (leftData.toTime().addSecs(12 * 3600) <
                rightData.toTime().addSecs(12 * 3600)); // Note that QTime wraps, so this should work.
    }
    else
    {
        // Do default sorting for now
        // TODO: Need to add sorting by RA / Dec / magnitude etc, although these are not as important
        return QSortFilterProxyModel::lessThan(left, right);
    }
}