1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2016 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of Qt Creator. 7 ** 8 ** Commercial License Usage 9 ** Licensees holding valid commercial Qt licenses may use this file in 10 ** accordance with the commercial license agreement provided with the 11 ** Software or, alternatively, in accordance with the terms contained in 12 ** a written agreement between you and The Qt Company. For licensing terms 13 ** and conditions see https://www.qt.io/terms-conditions. For further 14 ** information use the contact form at https://www.qt.io/contact-us. 15 ** 16 ** GNU General Public License Usage 17 ** Alternatively, this file may be used under the terms of the GNU 18 ** General Public License version 3 as published by the Free Software 19 ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT 20 ** included in the packaging of this file. Please review the following 21 ** information to ensure the GNU General Public License requirements will 22 ** be met: https://www.gnu.org/licenses/gpl-3.0.html. 23 ** 24 ****************************************************************************/ 25 26 #pragma once 27 28 #include "utils_global.h" 29 30 #include <QTemporaryFile> 31 32 #include <memory> 33 34 namespace Utils { 35 36 class QTCREATOR_UTILS_EXPORT SaveFile : public QFile 37 { 38 Q_OBJECT 39 40 public: 41 explicit SaveFile(const QString &filename); 42 ~SaveFile() override; 43 44 bool open(OpenMode flags = QIODevice::WriteOnly) override; 45 46 void rollback(); 47 bool commit(); 48 49 static void initializeUmask(); 50 51 private: 52 const QString m_finalFileName; 53 std::unique_ptr<QTemporaryFile> m_tempFile; 54 bool m_finalized; 55 static QFile::Permissions m_umask; 56 }; 57 58 } // namespace Utils 59