mirror of
https://github.com/qbittorrent/qBittorrent.git
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95 lines
3.3 KiB
C++
95 lines
3.3 KiB
C++
/*
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* Bittorrent Client using Qt and libtorrent.
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* Copyright (C) 2016 Eugene Shalygin <eugene.shalygin@gmail.com>
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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 <QString>
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#include <QMetaType>
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class QMetaEnum;
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/// Utility class to defer file deletion
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class FileGuard
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{
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public:
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FileGuard(const QString &path = QString());
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~FileGuard();
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/// Cancels or re-enables deferred file deletion
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void setAutoRemove(bool remove) noexcept;
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private:
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QString m_path;
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bool m_remove;
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};
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/// Reads settings for .torrent files from preferences
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/// and sets the file guard up accordingly
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class TorrentFileGuard
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{
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Q_GADGET
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public:
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TorrentFileGuard(const QString &path = QString());
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~TorrentFileGuard();
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/// marks the torrent file as loaded (added) into the BitTorrent::Session
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void markAsAddedToSession();
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void setAutoRemove(bool remove);
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enum AutoDeleteMode // do not change these names: they are stored in config file
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{
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Never,
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IfAdded,
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Always
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};
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// static interface to get/set preferences
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static AutoDeleteMode autoDeleteMode();
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static void setAutoDeleteMode(AutoDeleteMode mode);
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private:
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static QMetaEnum modeMetaEnum();
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#if QT_VERSION < QT_VERSION_CHECK(5, 5, 0)
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Q_ENUMS(AutoDeleteMode)
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#else
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Q_ENUM(AutoDeleteMode)
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#endif
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AutoDeleteMode m_mode;
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bool m_wasAdded;
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// Qt 4 moc has troubles with Q_GADGET: if Q_GADGET is present in a class, moc unconditionally
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// references in the generated code the statiMetaObject from the class ancestor.
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// Moreover, if the ancestor class has Q_GADGET but does not have other
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// Q_ declarations, moc does not generate staticMetaObject for it. These results
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// in referencing the non existent staticMetaObject and such code fails to compile.
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// This problem is NOT present in Qt 5.7.0 and maybe in some older Qt 5 versions too
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// Qt 4.8.7 has it.
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// Therefore, we can't inherit FileGuard :(
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FileGuard m_guard;
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};
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#if QT_VERSION < QT_VERSION_CHECK(5, 5, 0)
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Q_DECLARE_METATYPE(TorrentFileGuard::AutoDeleteMode)
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#endif
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