mirror of
https://github.com/JakubMelka/PDF4QT.git
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85 lines
2.6 KiB
C++
85 lines
2.6 KiB
C++
// Copyright (C) 2020-2021 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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// with the written consent of the copyright owner, 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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#ifndef PDFRECENTFILEMANAGER_H
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#define PDFRECENTFILEMANAGER_H
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#include <QObject>
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#include <QAction>
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#include <array>
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namespace pdfviewer
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{
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/// Recent file manager, manages list of recent files.
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class PDFRecentFileManager : public QObject
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{
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Q_OBJECT
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private:
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using BaseClass = QObject;
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static constexpr const int MAXIMUM_RECENT_FILES = 9;
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static constexpr const int DEFAULT_RECENT_FILES = 5;
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public:
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explicit PDFRecentFileManager(QObject* parent);
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/// Adds recent file to recent file list and updates the actions.
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/// New recent file is added as first file.
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/// \param fileName New recent file
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void addRecentFile(QString fileName);
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/// Returns a list of recent files
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const QStringList& getRecentFiles() const { return m_recentFiles; }
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/// Sets a list of recent files, and udpates manager
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void setRecentFiles(QStringList recentFiles);
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/// Returns a limit of recent files count
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int getRecentFilesLimit() const { return m_recentFilesLimit; }
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/// Sets a new limit of recent files count
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void setRecentFilesLimit(int recentFilesLimit);
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/// Returns list of recent files actions
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const std::array<QAction*, MAXIMUM_RECENT_FILES>& getActions() const { return m_actions; }
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static constexpr int getMinimumRecentFiles() { return 1; }
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static constexpr int getDefaultRecentFiles() { return DEFAULT_RECENT_FILES; }
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static constexpr int getMaximumRecentFiles() { return MAXIMUM_RECENT_FILES; }
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signals:
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void fileOpenRequest(QString fileName);
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private:
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/// Updates recent files actions / recent file list
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void update();
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/// Reaction on recent file action triggered
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void onRecentFileActionTriggered();
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int m_recentFilesLimit;
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std::array<QAction*, MAXIMUM_RECENT_FILES> m_actions;
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QStringList m_recentFiles;
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};
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} // namespace pdfviewer
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#endif // PDFRECENTFILEMANAGER_H
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