1 /* 2 * LXQt - a lightweight, Qt based, desktop toolset 3 * https://lxqt.org 4 * Copyright (C) 2020 Luís Pereira <luis.artur.pereira@gmail.com> 5 * 6 * This program 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 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program 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 along 17 * with this program; if not, write to the Free Software Foundation, Inc., 18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 19 */ 20 21 #ifndef BRIGHTNESSWATCHER_H 22 #define BRIGHTNESSWATCHER_H 23 24 #include <QObject> 25 26 class BrightnessWatcher : public QObject 27 { 28 Q_OBJECT 29 30 public: 31 explicit BrightnessWatcher(QObject *parent = nullptr); 32 ~BrightnessWatcher(); 33 34 public Q_SLOTS: 35 void changed(int brightness); 36 }; 37 38 #endif // BRIGHTNESSWATCHER_H 39