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/***************************************************************************
* Copyright (C) 2010 by Dario Freddi <drf@kde.org> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . *
***************************************************************************/
#include "powerdevilapp.h"
#include "powerdevilfdoconnector.h"
#include "powermanagementadaptor.h"
#include "powermanagementpolicyagentadaptor.h"
#include "powerdevilcore.h"
#include "powerdevil_debug.h"
#include "powerdevil_version.h"
#include <QTimer>
#include <QDBusConnection>
#include <QDBusConnectionInterface>
#include <QDebug>
#include <QFileInfo>
#include <QAction>
#include <QKeySequence>
#include <QSessionManager>
#include <KCrash>
#include <KDBusService>
#include <KAboutData>
#include <KLocalizedString>
#include <kworkspace.h>
PowerDevilApp::PowerDevilApp(int &argc, char **argv)
: QGuiApplication(argc, argv)
, m_core(nullptr)
{
}
PowerDevilApp::~PowerDevilApp()
{
delete m_core;
}
void PowerDevilApp::init()
{
KLocalizedString::setApplicationDomain("powerdevil");
KAboutData aboutData(QStringLiteral("org_kde_powerdevil"), i18n("KDE Power Management System"), QStringLiteral(POWERDEVIL_VERSION_STRING),
i18nc("@title", "PowerDevil, an advanced, modular and lightweight power management daemon"),
KAboutLicense::GPL,
i18nc("@info:credit", "(c) 2015-2019 Kai Uwe Broulik"));
aboutData.addAuthor(i18nc("@info:credit", "Kai Uwe Broulik"),
i18nc("@info:credit", "Maintainer"),
QStringLiteral("kde@privat.broulik.de"));
aboutData.addAuthor(i18nc("@info:credit", "Dario Freddi"),
i18nc("@info:credit", "Previous maintainer"),
QStringLiteral("drf@kde.org"));
aboutData.setProductName("Powerdevil");
KAboutData::setApplicationData(aboutData);
if (QDBusConnection::systemBus().interface()->isServiceRegistered(QLatin1String("org.freedesktop.PowerManagement")) ||
QDBusConnection::systemBus().interface()->isServiceRegistered(QLatin1String("com.novell.powersave")) ||
QDBusConnection::systemBus().interface()->isServiceRegistered(QLatin1String("org.freedesktop.Policy.Power"))) {
qCCritical(POWERDEVIL) << "KDE Power Management system not initialized, another power manager has been detected";
return;
}
// not parenting Core to PowerDevilApp as it is the deleted too late on teardown
// where the X connection is already lost leading to a crash (Bug 371127)
m_core = new PowerDevil::Core(nullptr/*, KComponentData(aboutData)*/);
connect(m_core, SIGNAL(coreReady()), this, SLOT(onCoreReady()));
// Before doing anything, let's set up our backend
const QStringList paths = QCoreApplication::libraryPaths();
QFileInfoList fileInfos;
for (const QString &path : paths) {
QDir dir(path + QLatin1String("/kf5/powerdevil/"),
QStringLiteral("*"),
QDir::SortFlags(QDir::QDir::Name),
QDir::NoDotAndDotDot | QDir::Files);
fileInfos.append(dir.entryInfoList());
}
QFileInfo backendFileInfo;
for (const QFileInfo &f : qAsConst(fileInfos)) {
if (f.baseName().toLower() == QLatin1String("powerdevilupowerbackend")) {
backendFileInfo = f;
break;
}
}
QPluginLoader *loader = new QPluginLoader(backendFileInfo.filePath(), m_core);
QObject *instance = loader->instance();
if (!instance) {
qCDebug(POWERDEVIL) << loader->errorString();
qCCritical(POWERDEVIL) << "KDE Power Management System init failed!";
m_core->loadCore(nullptr);
return;
}
auto interface = qobject_cast<PowerDevil::BackendInterface*>(instance);
if (!interface) {
qCDebug(POWERDEVIL) << "Failed to cast plugin instance to BackendInterface, check your plugin";
qCCritical(POWERDEVIL) << "KDE Power Management System init failed!";
m_core->loadCore(nullptr);
return;
}
qCDebug(POWERDEVIL) << "Backend loaded, loading core";
m_core->loadCore(interface);
}
void PowerDevilApp::onCoreReady()
{
qCDebug(POWERDEVIL) << "Core is ready, registering various services on the bus...";
//DBus logic for the core
new PowerManagementAdaptor(m_core);
new PowerDevil::FdoConnector(m_core);
QDBusConnection::sessionBus().registerService(QLatin1String("org.kde.Solid.PowerManagement"));
QDBusConnection::sessionBus().registerObject(QLatin1String("/org/kde/Solid/PowerManagement"), m_core);
QDBusConnection::systemBus().interface()->registerService("org.freedesktop.Policy.Power");
// Start the Policy Agent service
qDBusRegisterMetaType<QList<InhibitionInfo>>();
qDBusRegisterMetaType<InhibitionInfo>();
new PowerManagementPolicyAgentAdaptor(PowerDevil::PolicyAgent::instance());
QDBusConnection::sessionBus().registerService(QLatin1String("org.kde.Solid.PowerManagement.PolicyAgent"));
QDBusConnection::sessionBus().registerObject(QLatin1String("/org/kde/Solid/PowerManagement/PolicyAgent"), PowerDevil::PolicyAgent::instance());
}
int main(int argc, char **argv)
{
QGuiApplication::setDesktopSettingsAware(false);
QGuiApplication::setAttribute(Qt::AA_DisableSessionManager);
KWorkSpace::detectPlatform(argc, argv);
PowerDevilApp app(argc, argv);
bool replace = false;
{
QCommandLineParser parser;
QCommandLineOption replaceOption({QStringLiteral("replace")}, i18n("Replace an existing instance"));
parser.addOption(replaceOption);
KAboutData aboutData = KAboutData::applicationData();
aboutData.setupCommandLine(&parser);
parser.process(app);
aboutData.processCommandLine(&parser);
replace = parser.isSet(replaceOption);
}
KDBusService service(KDBusService::Unique | KDBusService::StartupOption(replace ? KDBusService::Replace : 0));
KCrash::setFlags(KCrash::AutoRestart);
app.setQuitOnLastWindowClosed(false);
app.init();
return app.exec();
}
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