src/gui/previewlistdelegate.cpp

   1 /*
   2  * Bittorrent Client using Qt and libtorrent.
   3  * Copyright (C) 2006  Christophe Dumez <chris@qbittorrent.org>
   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 "previewlistdelegate.h"
  30
  31 #include <QModelIndex>
  32 #include <QPainter>
  33 #include <QStyleOptionViewItem>
  34
  35 #include "base/utils/misc.h"
  36 #include "previewselectdialog.h"
  37
  38 PreviewListDelegate::PreviewListDelegate(QObject *parent)
  39     : QItemDelegate(parent)
  40 {
  41 }
  42
  43 void PreviewListDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
  44 {
  45     painter->save();
  46
  47     QStyleOptionViewItem opt = QItemDelegate::setOptions(index, option);
  48     drawBackground(painter, opt, index);
  49
  50     switch (index.column())
  51     {
  52     case PreviewSelectDialog::SIZE:
  53         QItemDelegate::drawDisplay(painter, opt, option.rect, Utils::Misc::friendlyUnit(index.data().toLongLong()));
  54         break;
  55
  56     case PreviewSelectDialog::PROGRESS:
  57         {
  58             const qreal progress = (index.data().toReal() * 100);
  59             const QString text = (progress >= 100)
  60                 ? QString::fromLatin1("100%")
  61                 : (Utils::String::fromDouble(progress, 1) + '%');
  62
  63             m_progressBarPainter.paint(painter, option, text, static_cast<int>(progress));
  64         }
  65         break;
  66
  67     default:
  68         QItemDelegate::paint(painter, option, index);
  69         break;
  70     }
  71
  72     painter->restore();
  73 }
  74
  75 QWidget *PreviewListDelegate::createEditor(QWidget *, const QStyleOptionViewItem &, const QModelIndex &) const
  76 {
  77     // No editor here
  78     return nullptr;
  79 }