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111 lines
3.1 KiB
C++
111 lines
3.1 KiB
C++
/* This file is part of the KDE libraries
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Copyright (C) 2022 Ivailo Monev <xakepa10@gmail.com>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License version 2, as published by the Free Software Foundation.
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This library 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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include "kpowermanager.h"
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#include "kauthaction.h"
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#include "kdebug.h"
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#include <QFile>
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class KPowerManagerPrivate
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{
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public:
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KPowerManagerPrivate();
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};
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KPowerManagerPrivate::KPowerManagerPrivate()
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{
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}
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KPowerManager::KPowerManager(QObject *parent)
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: QObject(parent),
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d(new KPowerManagerPrivate())
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{
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}
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KPowerManager::~KPowerManager()
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{
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}
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QStringList KPowerManager::CPUGovernors() const
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{
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QStringList result;
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QFile governorsfile("/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors");
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if (!governorsfile.open(QFile::ReadOnly)) {
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kDebug() << "Could not open CPU governors file";
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return result;
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}
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const QByteArray governorsdata = governorsfile.readAll();
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foreach (const QByteArray &governor, governorsdata.split(' ')) {
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const QByteArray trimmedgovernor = governor.trimmed();
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if (trimmedgovernor.isEmpty()) {
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continue;
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}
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result.append(QString::fromLatin1(trimmedgovernor.constData(), trimmedgovernor.size()));
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}
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return result;
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}
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bool KPowerManager::setCPUGovernor(const QString &governor)
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{
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if (!CPUGovernors().contains(governor)) {
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kWarning() << "Invalid CPU governor" << governor;
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return false;
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}
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KAuth::Action helperaction("org.kde.kpowermanager.helper.setgovernor");
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helperaction.setHelperID("org.kde.kpowermanager.helper");
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helperaction.addArgument("governor", governor);
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KAuth::ActionReply helperreply = helperaction.execute();
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// qDebug() << helperreply.errorCode() << helperreply.errorDescription();
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return (helperreply == KAuth::ActionReply::SuccessReply);
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}
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int KPowerManager::screenBrightness() const
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{
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// TODO:
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return 100;
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}
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bool KPowerManager::setScreenBrightness(const int brightness)
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{
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if (brightness < 0 || brightness > 100) {
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kWarning() << "Screen brightness value out of range" << brightness;
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return false;
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}
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// TODO:
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return false;
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}
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int KPowerManager::keyboardBrightness() const
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{
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// TODO:
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return 100;
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}
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bool KPowerManager::setKeyboardBrightness(const int brightness)
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{
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if (brightness < 0 || brightness > 100) {
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kWarning() << "Keyboard brightness value out of range" << brightness;
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return false;
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}
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// TODO:
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return false;
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}
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#include "moc_kpowermanager.cpp"
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