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https://github.com/qbittorrent/qBittorrent.git
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97a92984c0
By not emitting the native signal, all other keypresses other than the copy and select keysequences are ignored. This should reallow keyboard navigation within LogListWidget objects. Closes #12172.
109 lines
3.8 KiB
C++
109 lines
3.8 KiB
C++
/*
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* Bittorrent Client using Qt and libtorrent.
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* Copyright (C) 2011 Christophe Dumez <chris@qbittorrent.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* In addition, as a special exception, the copyright holders give permission to
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* link this program with the OpenSSL project's "OpenSSL" library (or with
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* modified versions of it that use the same license as the "OpenSSL" library),
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* and distribute the linked executables. You must obey the GNU General Public
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* License in all respects for all of the code used other than "OpenSSL". If you
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* modify file(s), you may extend this exception to your version of the file(s),
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* but you are not obligated to do so. If you do not wish to do so, delete this
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* exception statement from your version.
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*/
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#include "loglistwidget.h"
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#include <QAction>
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#include <QApplication>
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#include <QClipboard>
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#include <QKeyEvent>
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#include <QLabel>
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#include <QListWidgetItem>
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#include <QRegularExpression>
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#include "base/global.h"
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#include "uithememanager.h"
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LogListWidget::LogListWidget(const int maxLines, const Log::MsgTypes &types, QWidget *parent)
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: QListWidget(parent)
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, m_maxLines(maxLines)
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, m_types(types)
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{
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// Allow multiple selections
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setSelectionMode(QAbstractItemView::ExtendedSelection);
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// Context menu
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auto *copyAct = new QAction(UIThemeManager::instance()->getIcon("edit-copy"), tr("Copy"), this);
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auto *clearAct = new QAction(UIThemeManager::instance()->getIcon("edit-clear"), tr("Clear"), this);
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connect(copyAct, &QAction::triggered, this, &LogListWidget::copySelection);
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connect(clearAct, &QAction::triggered, this, &LogListWidget::clear);
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addAction(copyAct);
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addAction(clearAct);
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setContextMenuPolicy(Qt::ActionsContextMenu);
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}
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void LogListWidget::showMsgTypes(const Log::MsgTypes &types)
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{
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m_types = types;
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for (int i = 0; i < count(); ++i) {
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QListWidgetItem *tempItem = item(i);
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if (!tempItem) continue;
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Log::MsgType itemType = static_cast<Log::MsgType>(tempItem->data(Qt::UserRole).toInt());
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setRowHidden(i, !(m_types & itemType));
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}
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}
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void LogListWidget::keyPressEvent(QKeyEvent *event)
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{
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if (event->matches(QKeySequence::Copy))
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copySelection();
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else
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QListWidget::keyPressEvent(event);
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}
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void LogListWidget::appendLine(const QString &line, const Log::MsgType &type)
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{
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// We need to use QLabel here to support rich text
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auto *lbl = new QLabel(line);
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lbl->setTextFormat(Qt::RichText);
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lbl->setContentsMargins(4, 2, 4, 2);
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auto *item = new QListWidgetItem;
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item->setSizeHint(lbl->sizeHint());
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item->setData(Qt::UserRole, type);
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insertItem(0, item);
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setItemWidget(item, lbl);
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setRowHidden(0, !(m_types & type));
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const int nbLines = count();
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// Limit log size
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if (nbLines > m_maxLines)
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delete takeItem(nbLines - 1);
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}
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void LogListWidget::copySelection()
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{
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const QRegularExpression htmlTag("<[^>]+>");
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QStringList strings;
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for (QListWidgetItem *it : asConst(selectedItems()))
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strings << static_cast<QLabel*>(itemWidget(it))->text().remove(htmlTag);
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QApplication::clipboard()->setText(strings.join('\n'));
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}
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