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lxqt-config-packaging/lxqt-config-monitor/loadsettings.cpp

115 lines
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/*
Copyright (C) 2015 P.L. Lucas <selairi@gmail.com>
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 "loadsettings.h"
#include <KScreen/Output>
#include <KScreen/Config>
#include <KScreen/GetConfigOperation>
#include <KScreen/SetConfigOperation>
#include <LXQt/Settings>
#include <KScreen/EDID>
#include <QThread>
#include <QCoreApplication>
LoadSettings::LoadSettings(QObject *parent):QObject(parent)
{
QThread::sleep(10); // KScreen is slow loading screen modes
KScreen::GetConfigOperation *operation = new KScreen::GetConfigOperation();
connect(operation, &KScreen::GetConfigOperation::finished, [this, operation] (KScreen::ConfigOperation *op) {
KScreen::GetConfigOperation *configOp = qobject_cast<KScreen::GetConfigOperation *>(op);
if (configOp)
{
loadConfiguration(configOp->config());
operation->deleteLater();
}
});
}
void LoadSettings::loadConfiguration(KScreen::ConfigPtr config)
{
LXQt::Settings settings("lxqt-config-monitor");
QList<MonitorSettings> monitors;
settings.beginGroup("currentConfig");
loadMonitorSettings(settings, monitors);
settings.endGroup();
applySettings(config, monitors);
}
void applySettings(KScreen::ConfigPtr config, QList<MonitorSettings> monitors)
{
KScreen::OutputList outputs = config->outputs();
for (const KScreen::OutputPtr &output : outputs)
{
qDebug() << "Output: " << output->name();
for(int i=0;i<monitors.size();i++)
{
MonitorSettings monitor = monitors[i];
if( monitor.name == output->name() )
{
KScreen::Edid* edid = output->edid();
if (edid && edid->isValid())
if( monitor.hash != edid->hash() )
{
qDebug() << "Hash: " << monitor.hash << "==" << edid->hash();
return QCoreApplication::instance()->exit(1); // Saved settings are from other monitor
}
if( monitor.connected != output->isConnected() )
return QCoreApplication::instance()->exit(2); // Saved settings are from other monitor
if( !output->isConnected() )
continue;
output->setEnabled( monitor.enabled );
output->setPrimary( monitor.primary );
output->setPos( QPoint(monitor.xPos, monitor.yPos) );
output->setRotation( (KScreen::Output::Rotation)(monitor.rotation) );
// output->setCurrentModeId could fail. KScreen sometimes changes mode Id.
KScreen::ModeList modeList = output->modes();
foreach(const KScreen::ModePtr &mode, modeList)
{
if( mode->id() == QString(monitor.currentMode)
||
(
mode->size().width() == monitor.currentModeWidth
&&
mode->size().height() == monitor.currentModeHeight
&&
mode->refreshRate() == monitor.currentModeRate
)
)
{
output->setCurrentModeId( mode->id() );
break;
}
}
}
}
}
if (KScreen::Config::canBeApplied(config))
KScreen::SetConfigOperation(config).exec();
QCoreApplication::instance()->exit(0);
}