mirror of
https://github.com/JakubMelka/PDF4QT.git
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106 lines
3.1 KiB
C++
106 lines
3.1 KiB
C++
// Copyright (C) 2020 Jakub Melka
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//
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// This file is part of Pdf4Qt.
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//
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// Pdf4Qt is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Pdf4Qt 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 Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with Pdf4Qt. If not, see <https://www.gnu.org/licenses/>.
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#include "pdfrecentfilemanager.h"
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namespace pdfviewer
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{
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PDFRecentFileManager::PDFRecentFileManager(QObject* parent) :
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BaseClass(parent),
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m_recentFilesLimit(DEFAULT_RECENT_FILES),
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m_actions()
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{
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// Initialize actions
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int index = 0;
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for (auto it = m_actions.begin(); it != m_actions.end(); ++it)
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{
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QAction* recentFileAction = new QAction(this);
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recentFileAction->setObjectName(QString("actionRecentFile%1").arg(++index));
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recentFileAction->setVisible(false);
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connect(recentFileAction, &QAction::triggered, this, &PDFRecentFileManager::onRecentFileActionTriggered);
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*it = recentFileAction;
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}
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}
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void PDFRecentFileManager::addRecentFile(QString fileName)
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{
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m_recentFiles.removeAll(fileName);
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m_recentFiles.push_front(fileName);
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update();
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}
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void PDFRecentFileManager::setRecentFiles(QStringList recentFiles)
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{
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if (m_recentFiles != recentFiles)
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{
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m_recentFiles = qMove(recentFiles);
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update();
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}
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}
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void PDFRecentFileManager::setRecentFilesLimit(int recentFilesLimit)
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{
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recentFilesLimit = qBound(getMinimumRecentFiles(), recentFilesLimit, getMaximumRecentFiles());
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if (m_recentFilesLimit != recentFilesLimit)
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{
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m_recentFilesLimit = recentFilesLimit;
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update();
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}
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}
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void PDFRecentFileManager::update()
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{
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while (m_recentFiles.size() > m_recentFilesLimit)
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{
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m_recentFiles.pop_back();
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}
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for (int i = 0; i < m_actions.size(); ++i)
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{
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QAction* recentFileAction = m_actions[i];
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if (i < m_recentFiles.size())
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{
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recentFileAction->setData(m_recentFiles[i]);
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recentFileAction->setText(m_recentFiles[i]);
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recentFileAction->setVisible(true);
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}
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else
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{
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recentFileAction->setData(QVariant());
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recentFileAction->setText(tr("Recent file dummy %1").arg(i + 1));
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recentFileAction->setVisible(false);
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}
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}
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}
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void PDFRecentFileManager::onRecentFileActionTriggered()
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{
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QAction* action = qobject_cast<QAction*>(sender());
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Q_ASSERT(action);
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QVariant data = action->data();
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if (data.type() == QVariant::String)
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{
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emit fileOpenRequest(data.toString());
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}
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}
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} // namespace pdfviewer
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