qBittorrent
torrentfileguard.h
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1 /*
2  * Bittorrent Client using Qt and libtorrent.
3  * Copyright (C) 2016 Eugene Shalygin <eugene.shalygin@gmail.com>
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License
7  * as published by the Free Software Foundation; either version 2
8  * of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18  *
19  * In addition, as a special exception, the copyright holders give permission to
20  * link this program with the OpenSSL project's "OpenSSL" library (or with
21  * modified versions of it that use the same license as the "OpenSSL" library),
22  * and distribute the linked executables. You must obey the GNU General Public
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27  */
28 
29 #pragma once
30 
31 #include <QObject>
32 #include <QString>
33 
34 template <typename T> class SettingValue;
35 
37 class FileGuard
38 {
39 public:
40  explicit FileGuard(const QString &path = {});
41  ~FileGuard();
42 
44  void setAutoRemove(bool remove) noexcept;
45 
46 private:
47  QString m_path;
48  bool m_remove;
49 };
50 
53 class TorrentFileGuard : private FileGuard
54 {
55  Q_GADGET
56 
57 public:
58  explicit TorrentFileGuard(const QString &path = {});
60 
62  void markAsAddedToSession();
64 
65  enum AutoDeleteMode: int // do not change these names: they are stored in config file
66  {
69  Always
70  };
71 
72  // static interface to get/set preferences
74  static void setAutoDeleteMode(AutoDeleteMode mode);
75 
76 private:
77  TorrentFileGuard(const QString &path, AutoDeleteMode mode);
79 
80  Q_ENUM(AutoDeleteMode)
82  bool m_wasAdded;
83 };
Utility class to defer file deletion.
FileGuard(const QString &path={})
void setAutoRemove(bool remove) noexcept
Cancels or re-enables deferred file deletion.
QString m_path
static SettingValue< AutoDeleteMode > & autoDeleteModeSetting()
static AutoDeleteMode autoDeleteMode()
AutoDeleteMode m_mode
static void setAutoDeleteMode(AutoDeleteMode mode)
TorrentFileGuard(const QString &path={})
void markAsAddedToSession()
marks the torrent file as loaded (added) into the BitTorrent::Session