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/* BEGIN_COMMON_COPYRIGHT_HEADER
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* (c)LGPL2+
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*
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* LXDE-Qt - a lightweight, Qt based, desktop toolset
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* http://razor-qt.org
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*
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* Copyright: 2012 Razor team
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* Authors:
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* Christian Surlykke <christian@surlykke.dk>
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*
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* This program or library is free software; you can redistribute it
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* and/or modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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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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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, write to the
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* 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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* END_COMMON_COPYRIGHT_HEADER */
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#include <QDebug>
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#include <QTime>
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#include <QTimer>
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#include <LXQt/Notification>
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#include <LXQt/AutostartEntry>
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#include <LXQt/Power>
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#include <Solid/Device>
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#include <Solid/Battery>
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#include "batterywatcher.h"
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#include "../config/powermanagementsettings.h"
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BatteryWatcher::BatteryWatcher(QObject *parent) : Watcher(parent)
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{
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QList<Solid::Device> devices = Solid::Device::listFromType(Solid::DeviceInterface::Battery, QString());
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if (devices.isEmpty())
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{
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LxQt::Notification::notify(tr("No battery!"),
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tr("LXQt could not find data about any battery - monitoring disabled"),
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"lxqt-powermanagement");
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}
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foreach (Solid::Device device, devices)
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{
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Solid::Battery *battery = device.as<Solid::Battery>();
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if (battery->type() != Solid::Battery::PrimaryBattery)
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{
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continue;
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}
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mBatteries << battery;
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connect(battery, &Solid::Battery::energyChanged, this, &BatteryWatcher::batteryChanged);
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connect(battery, &Solid::Battery::chargeStateChanged, this, &BatteryWatcher::batteryChanged);
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}
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mBatteryInfoDialog = new BatteryInfoDialog(mBatteries);
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connect(&mSettings, SIGNAL(settingsChanged()), this, SLOT(settingsChanged()));
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connect(LxQt::Settings::globalSettings(), SIGNAL(iconThemeChanged()), this, SLOT(settingsChanged()));
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settingsChanged();
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batteryChanged();
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}
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BatteryWatcher::~BatteryWatcher()
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{
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}
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void BatteryWatcher::batteryChanged()
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{
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static QTime actionTime;
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static LxQt::Notification *notification = 0;
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double totalEnergyFull = 0;
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double totalEnergyNow = 0;
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bool discharging = true;
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double chargeLevel;
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foreach (Solid::Battery *battery, mBatteries)
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{
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totalEnergyFull += battery->energyFull();
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totalEnergyNow += battery->energy();
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discharging &= (battery->chargeState() == Solid::Battery::Discharging);
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}
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chargeLevel = 100 * totalEnergyNow / totalEnergyFull;
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qDebug() << "BatteryChanged"
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<< "discharging:" << discharging
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<< "chargeLevel:" << chargeLevel
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<< "actionTime:" << actionTime;
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bool powerLowActionRequired =
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discharging &&
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chargeLevel < mSettings.getPowerLowLevel() &&
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mSettings.getPowerLowAction() > 0;
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if (powerLowActionRequired)
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{
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if (actionTime.isNull())
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actionTime = QTime::currentTime().addMSecs(mSettings.getPowerLowWarningTime() * 1000);
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if (!notification)
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{
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notification = new LxQt::Notification(tr("Power low!"), this);
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notification->setTimeout(2000);
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}
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int milliSecondsToAction = QTime::currentTime().msecsTo(actionTime);
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if (milliSecondsToAction > 0)
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{
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int secondsToAction = milliSecondsToAction / 1000;
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switch (mSettings.getPowerLowAction())
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{
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case LxQt::Power::PowerSuspend:
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notification->setBody(tr("Suspending in %1 seconds").arg(secondsToAction));
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break;
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case LxQt::Power::PowerHibernate:
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notification->setBody(tr("Hibernating in %1 seconds").arg(secondsToAction));
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break;
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case LxQt::Power::PowerShutdown:
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notification->setBody(tr("Shutting down in %1 seconds").arg(secondsToAction));
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break;
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}
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notification->update();
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QTimer::singleShot(200, this, SLOT(batteryChanged()));
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}
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else
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{
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doAction(mSettings.getPowerLowAction());
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}
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}
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else
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{
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if (!actionTime.isNull())
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actionTime = QTime();
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if (notification)
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{
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delete notification;
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notification = 0;
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}
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}
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}
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void BatteryWatcher::settingsChanged()
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{
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if (!mSettings.isShowIcon())
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{
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while (!mTrayIcons.isEmpty())
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{
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mTrayIcons.first()->hide();
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mTrayIcons.takeFirst()->deleteLater();
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}
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}
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else if (mTrayIcons.isEmpty())
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{
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foreach (Solid::Battery *battery, mBatteries)
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{
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mTrayIcons.append(new TrayIcon(battery, this));
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connect(mTrayIcons.last(), SIGNAL(toggleShowInfo()), mBatteryInfoDialog, SLOT(toggleShow()));
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mTrayIcons.last()->show();
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}
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}
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}
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