src/gui/previewlistdelegate.cpp

   1 /*
   2  * Bittorrent Client using Qt and libtorrent.
   3  * Copyright (C) 2023  Vladimir Golovnev <glassez@yandex.ru>
   4  * Copyright (C) 2006  Christophe Dumez <chris@qbittorrent.org>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version 2
   9  * of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19  *
  20  * In addition, as a special exception, the copyright holders give permission to
  21  * link this program with the OpenSSL project's "OpenSSL" library (or with
  22  * modified versions of it that use the same license as the "OpenSSL" library),
  23  * and distribute the linked executables. You must obey the GNU General Public
  24  * License in all respects for all of the code used other than "OpenSSL".  If you
  25  * modify file(s), you may extend this exception to your version of the file(s),
  26  * but you are not obligated to do so. If you do not wish to do so, delete this
  27  * exception statement from your version.
  28  */
  29
  30 #include "previewlistdelegate.h"
  31
  32 #include <QModelIndex>
  33 #include <QPainter>
  34
  35 #include "base/utils/string.h"
  36 #include "previewselectdialog.h"
  37
  38 PreviewListDelegate::PreviewListDelegate(QObject *parent)
  39     : QStyledItemDelegate(parent)
  40 {
  41 }
  42
  43 void PreviewListDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
  44 {
  45     painter->save();
  46
  47     switch (index.column())
  48     {
  49     case PreviewSelectDialog::PROGRESS:
  50         {
  51             const qreal progress = (index.data().toReal() * 100);
  52             const QString text = (progress >= 100)
  53                 ? u"100%"_s
  54                 : (Utils::String::fromDouble(progress, 1) + u'%');
  55
  56             m_progressBarPainter.paint(painter, option, text, static_cast<int>(progress));
  57         }
  58         break;
  59
  60     default:
  61         QStyledItemDelegate::paint(painter, option, index);
  62         break;
  63     }
  64
  65     painter->restore();
  66 }
  67
  68 QWidget *PreviewListDelegate::createEditor(QWidget *, const QStyleOptionViewItem &, const QModelIndex &) const
  69 {
  70     // No editor here
  71     return nullptr;
  72 }