/* * Bittorrent Client using Qt and libtorrent. * Copyright (C) 2006 Christophe Dumez * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * * In addition, as a special exception, the copyright holders give permission to * link this program with the OpenSSL project's "OpenSSL" library (or with * modified versions of it that use the same license as the "OpenSSL" library), * and distribute the linked executables. You must obey the GNU General Public * License in all respects for all of the code used other than "OpenSSL". If you * modify file(s), you may extend this exception to your version of the file(s), * but you are not obligated to do so. If you do not wish to do so, delete this * exception statement from your version. */ #include "transferlistdelegate.h" #include #include #include #include #include #if defined(Q_OS_WIN) || defined(Q_OS_MACOS) #include #endif #include "base/bittorrent/torrenthandle.h" #include "base/preferences.h" #include "base/types.h" #include "base/unicodestrings.h" #include "base/utils/misc.h" #include "base/utils/string.h" #include "transferlistmodel.h" TransferListDelegate::TransferListDelegate(QObject *parent) : QItemDelegate(parent) { } void TransferListDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const { painter->save(); bool isHideState = true; if (Preferences::instance()->getHideZeroComboValues() == 1) { // paused torrents only const QModelIndex stateIndex = index.sibling(index.row(), TransferListModel::TR_STATUS); if (stateIndex.data().value() != BitTorrent::TorrentState::PausedDownloading) isHideState = false; } const bool hideValues = Preferences::instance()->getHideZeroValues() && isHideState; QStyleOptionViewItem opt = QItemDelegate::setOptions(index, option); QItemDelegate::drawBackground(painter, opt, index); switch (index.column()) { case TransferListModel::TR_AMOUNT_DOWNLOADED: case TransferListModel::TR_AMOUNT_UPLOADED: case TransferListModel::TR_AMOUNT_DOWNLOADED_SESSION: case TransferListModel::TR_AMOUNT_UPLOADED_SESSION: case TransferListModel::TR_AMOUNT_LEFT: case TransferListModel::TR_COMPLETED: case TransferListModel::TR_SIZE: case TransferListModel::TR_TOTAL_SIZE: { qlonglong size = index.data().toLongLong(); if (hideValues && !size) break; opt.displayAlignment = (Qt::AlignRight | Qt::AlignVCenter); QItemDelegate::drawDisplay(painter, opt, option.rect, Utils::Misc::friendlyUnit(size)); } break; case TransferListModel::TR_ETA: { opt.displayAlignment = Qt::AlignRight | Qt::AlignVCenter; QItemDelegate::drawDisplay(painter, opt, option.rect, Utils::Misc::userFriendlyDuration(index.data().toLongLong(), MAX_ETA)); } break; case TransferListModel::TR_SEEDS: case TransferListModel::TR_PEERS: { qlonglong value = index.data().toLongLong(); qlonglong total = index.data(Qt::UserRole).toLongLong(); if (hideValues && (!value && !total)) break; QString display = QString::number(value) + " (" + QString::number(total) + ')'; opt.displayAlignment = Qt::AlignRight | Qt::AlignVCenter; QItemDelegate::drawDisplay(painter, opt, opt.rect, display); } break; case TransferListModel::TR_STATUS: { const auto state = index.data().value(); const QString errorMsg = index.data(Qt::UserRole).toString(); QString display = getStatusString(state); if (state == BitTorrent::TorrentState::Error) display += (": " + errorMsg); QItemDelegate::drawDisplay(painter, opt, opt.rect, display); } break; case TransferListModel::TR_UPSPEED: case TransferListModel::TR_DLSPEED: { const int speed = index.data().toInt(); if (hideValues && !speed) break; opt.displayAlignment = Qt::AlignRight | Qt::AlignVCenter; QItemDelegate::drawDisplay(painter, opt, opt.rect, Utils::Misc::friendlyUnit(speed, true)); } break; case TransferListModel::TR_UPLIMIT: case TransferListModel::TR_DLLIMIT: { const qlonglong limit = index.data().toLongLong(); if (hideValues && !limit) break; opt.displayAlignment = Qt::AlignRight | Qt::AlignVCenter; QItemDelegate::drawDisplay(painter, opt, opt.rect, limit > 0 ? Utils::Misc::friendlyUnit(limit, true) : QString::fromUtf8(C_INFINITY)); } break; case TransferListModel::TR_TIME_ELAPSED: { const qlonglong elapsedTime = index.data().toLongLong(); const qlonglong seedingTime = index.data(Qt::UserRole).toLongLong(); const QString txt = (seedingTime > 0) ? tr("%1 (seeded for %2)", "e.g. 4m39s (seeded for 3m10s)") .arg(Utils::Misc::userFriendlyDuration(elapsedTime) , Utils::Misc::userFriendlyDuration(seedingTime)) : Utils::Misc::userFriendlyDuration(elapsedTime); QItemDelegate::drawDisplay(painter, opt, opt.rect, txt); } break; case TransferListModel::TR_ADD_DATE: case TransferListModel::TR_SEED_DATE: QItemDelegate::drawDisplay(painter, opt, opt.rect, index.data().toDateTime().toLocalTime().toString(Qt::DefaultLocaleShortDate)); break; case TransferListModel::TR_RATIO_LIMIT: case TransferListModel::TR_RATIO: { const qreal ratio = index.data().toDouble(); if (hideValues && (ratio <= 0)) break; QString str = ((ratio == -1) || (ratio > BitTorrent::TorrentHandle::MAX_RATIO)) ? QString::fromUtf8(C_INFINITY) : Utils::String::fromDouble(ratio, 2); opt.displayAlignment = Qt::AlignRight | Qt::AlignVCenter; QItemDelegate::drawDisplay(painter, opt, opt.rect, str); } break; case TransferListModel::TR_QUEUE_POSITION: { const int queuePos = index.data().toInt(); opt.displayAlignment = Qt::AlignRight | Qt::AlignVCenter; if (queuePos > 0) QItemDelegate::paint(painter, opt, index); else QItemDelegate::drawDisplay(painter, opt, opt.rect, "*"); } break; case TransferListModel::TR_PROGRESS: { const qreal progress = index.data().toDouble() * 100; QStyleOptionProgressBar newopt; newopt.rect = opt.rect; newopt.text = ((progress == 100) ? QString("100%") : (Utils::String::fromDouble(progress, 1) + '%')); newopt.progress = static_cast(progress); newopt.maximum = 100; newopt.minimum = 0; newopt.state |= QStyle::State_Enabled; newopt.textVisible = true; #if defined(Q_OS_WIN) || defined(Q_OS_MACOS) // XXX: To avoid having the progress text on the right of the bar QProxyStyle st("fusion"); st.drawControl(QStyle::CE_ProgressBar, &newopt, painter); #else QApplication::style()->drawControl(QStyle::CE_ProgressBar, &newopt, painter); #endif } break; case TransferListModel::TR_LAST_ACTIVITY: { qlonglong elapsed = index.data().toLongLong(); if (hideValues && ((elapsed < 0) || (elapsed >= MAX_ETA))) break; // Show '< 1m ago' when elapsed time is 0 if (elapsed == 0) elapsed = 1; QString elapsedString = (elapsed >= 0) ? tr("%1 ago", "e.g.: 1h 20m ago").arg(Utils::Misc::userFriendlyDuration(elapsed)) : Utils::Misc::userFriendlyDuration(elapsed); opt.displayAlignment = Qt::AlignRight | Qt::AlignVCenter; QItemDelegate::drawDisplay(painter, opt, option.rect, elapsedString); } break; case TransferListModel::TR_AVAILABILITY: { const qreal availability = index.data().toReal(); if (hideValues && (availability <= 0)) break; const QString availabilityStr = Utils::String::fromDouble(availability, 3); opt.displayAlignment = (Qt::AlignRight | Qt::AlignVCenter); QItemDelegate::drawDisplay(painter, opt, option.rect, availabilityStr); } break; default: QItemDelegate::paint(painter, option, index); } painter->restore(); } QWidget *TransferListDelegate::createEditor(QWidget *, const QStyleOptionViewItem &, const QModelIndex &) const { // No editor here return nullptr; } QSize TransferListDelegate::sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const { // Reimplementing sizeHint() because the 'name' column contains text+icon. // When that WHOLE column goes out of view(eg user scrolls horizontally) // the rows shrink if the text's height is smaller than the icon's height. // This happens because icon from the 'name' column is no longer drawn. static int nameColHeight = -1; if (nameColHeight == -1) { const QModelIndex nameColumn = index.sibling(index.row(), TransferListModel::TR_NAME); nameColHeight = QItemDelegate::sizeHint(option, nameColumn).height(); } QSize size = QItemDelegate::sizeHint(option, index); size.setHeight(std::max(nameColHeight, size.height())); return size; } QString TransferListDelegate::getStatusString(const BitTorrent::TorrentState state) const { switch (state) { case BitTorrent::TorrentState::Downloading: return tr("Downloading"); case BitTorrent::TorrentState::StalledDownloading: return tr("Stalled", "Torrent is waiting for download to begin"); case BitTorrent::TorrentState::DownloadingMetadata: return tr("Downloading metadata", "Used when loading a magnet link"); case BitTorrent::TorrentState::ForcedDownloading: return tr("[F] Downloading", "Used when the torrent is forced started. You probably shouldn't translate the F."); case BitTorrent::TorrentState::Allocating: return tr("Allocating", "qBittorrent is allocating the files on disk"); case BitTorrent::TorrentState::Uploading: case BitTorrent::TorrentState::StalledUploading: return tr("Seeding", "Torrent is complete and in upload-only mode"); case BitTorrent::TorrentState::ForcedUploading: return tr("[F] Seeding", "Used when the torrent is forced started. You probably shouldn't translate the F."); case BitTorrent::TorrentState::QueuedDownloading: case BitTorrent::TorrentState::QueuedUploading: return tr("Queued", "Torrent is queued"); case BitTorrent::TorrentState::CheckingDownloading: case BitTorrent::TorrentState::CheckingUploading: return tr("Checking", "Torrent local data is being checked"); case BitTorrent::TorrentState::CheckingResumeData: return tr("Checking resume data", "Used when loading the torrents from disk after qbt is launched. It checks the correctness of the .fastresume file. Normally it is completed in a fraction of a second, unless loading many many torrents."); case BitTorrent::TorrentState::PausedDownloading: return tr("Paused"); case BitTorrent::TorrentState::PausedUploading: return tr("Completed"); case BitTorrent::TorrentState::Moving: return tr("Moving", "Torrent local data are being moved/relocated"); case BitTorrent::TorrentState::MissingFiles: return tr("Missing Files"); case BitTorrent::TorrentState::Error: return tr("Errored", "Torrent status, the torrent has an error"); default: return {}; } }