1 /* 2 * Copyright (C) 2014 Nicolas Bonnefon and other contributors 3 * 4 * This file is part of glogg. 5 * 6 * glogg is free software: you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation, either version 3 of the License, or 9 * (at your option) any later version. 10 * 11 * glogg is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with glogg. If not, see <http://www.gnu.org/licenses/>. 18 */ 19 20 #ifndef PLATFORMFILEWATCHER_H 21 #define PLATFORMFILEWATCHER_H 22 23 #include "filewatcher.h" 24 25 #include <memory> 26 27 #include "watchtower.h" 28 29 // An implementation of FileWatcher, as an adapter to INotifyWatchTower. 30 // This is Linux only, and require a recent version of the kernel. 31 32 // Please note that due to the implementation of the constructor 33 // this class is not thread safe and shall always be used from the main UI thread. 34 class PlatformFileWatcher : public FileWatcher { 35 Q_OBJECT 36 37 public: 38 // Create the empty object 39 PlatformFileWatcher(); 40 // Destroy the object 41 ~PlatformFileWatcher() override; 42 43 void addFile( const QString& fileName ) override; 44 void removeFile( const QString& fileName ) override; 45 46 signals: 47 void fileChanged( const QString& ); 48 49 private: 50 // The following variables are protected by watched_files_mutex_ 51 QString watched_file_name_; 52 53 // Reference to the (unique) watchtower. 54 static std::shared_ptr<WatchTower> watch_tower_; 55 56 std::shared_ptr<WatchTower::Registration> notification_; 57 }; 58 59 #endif 60