71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
// SPDX-License-Identifier: GPL-3.0-or-later
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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*
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* Copyright (C) 2013 - 2024, nymea GmbH
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* Copyright (C) 2024 - 2025, chargebyte austria GmbH
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*
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* This file is part of nymea-app.
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*
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* nymea-app is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* nymea-app 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 GNU
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* 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 nymea-app. If not, see <https://www.gnu.org/licenses/>.
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*
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#ifndef RASPBERRYPIHELPER_H
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#define RASPBERRYPIHELPER_H
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#include <QObject>
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#include <QTimer>
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#include <QFile>
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class QWindow;
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class ScreenHelper : public QObject
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{
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Q_OBJECT
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public:
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explicit ScreenHelper(QObject *parent = nullptr);
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bool active() const;
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int screenTimeout() const;
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void setScreenTimeout(int timeout);
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int screenBrightness() const;
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void setScreenBrightness(int percent);
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bool eventFilter(QObject *watched, QEvent *event) override;
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private slots:
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void screenOn();
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void screenOff();
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void dimScreen();
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void applyBrightness(int percent);
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private:
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QTimer m_screenOffTimer;
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QTimer m_screenDimTimer;
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QFile m_powerFile;
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QFile m_brightnessFile;
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QList<QWindow*> m_watchedWindows;
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bool m_cursorHidden = false;
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int m_maxBrightness = -1;
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int m_currentBrightness = 255;
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};
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#endif // RASPBERRYPIHELPER_H
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