src/gui/trackerlist/trackerlistsortmodel.cpp

   1 /*
   2  * Bittorrent Client using Qt and libtorrent.
   3  * Copyright (C) 2023  Vladimir Golovnev <glassez@yandex.ru>
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18  *
  19  * In addition, as a special exception, the copyright holders give permission to
  20  * link this program with the OpenSSL project's "OpenSSL" library (or with
  21  * modified versions of it that use the same license as the "OpenSSL" library),
  22  * and distribute the linked executables. You must obey the GNU General Public
  23  * License in all respects for all of the code used other than "OpenSSL".  If you
  24  * modify file(s), you may extend this exception to your version of the file(s),
  25  * but you are not obligated to do so. If you do not wish to do so, delete this
  26  * exception statement from your version.
  27  */
  28
  29 #include "trackerlistsortmodel.h"
  30
  31 #include "trackerlistmodel.h"
  32
  33 TrackerListSortModel::TrackerListSortModel(TrackerListModel *model, QObject *parent)
  34     : QSortFilterProxyModel(parent)
  35 {
  36     QSortFilterProxyModel::setSourceModel(model);
  37     setDynamicSortFilter(true);
  38     setSortCaseSensitivity(Qt::CaseInsensitive);
  39     setSortRole(TrackerListModel::SortRole);
  40 }
  41
  42 void TrackerListSortModel::setSourceModel(TrackerListModel *model)
  43 {
  44     QSortFilterProxyModel::setSourceModel(model);
  45 }
  46
  47 bool TrackerListSortModel::lessThan(const QModelIndex &left, const QModelIndex &right) const
  48 {
  49     if (!left.parent().isValid() && !right.parent().isValid())
  50     {
  51         if ((left.row() < TrackerListModel::STICKY_ROW_COUNT) || (right.row() < TrackerListModel::STICKY_ROW_COUNT))
  52             return ((left.row() < right.row()) && (sortOrder() == Qt::AscendingOrder));
  53     }
  54
  55     return QSortFilterProxyModel::lessThan(left, right);
  56 }