awesome-widgets/sources/awesome-widget/plugin/awdataengineaggregator.cpp

124 lines
4.0 KiB
C++

/***************************************************************************
* This file is part of awesome-widgets *
* *
* awesome-widgets 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 3 of the *
* License, or (at your option) any later version. *
* *
* awesome-widgets 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 awesome-widgets. If not, see http://www.gnu.org/licenses/ *
***************************************************************************/
#include "awdataengineaggregator.h"
#include <Plasma/DataEngineConsumer>
#include <QTimer>
#include "awdebug.h"
#include "awkeys.h"
AWDataEngineAggregator::AWDataEngineAggregator(QObject *parent, const int interval)
: QObject(parent)
{
qCDebug(LOG_AW);
setInterval(interval);
initDataEngines();
connectVisualization();
}
AWDataEngineAggregator::~AWDataEngineAggregator()
{
qCDebug(LOG_AW);
m_dataEngines.clear();
}
void AWDataEngineAggregator::setInterval(const int _interval)
{
qCDebug(LOG_AW);
qCDebug(LOG_AW) << "Interval" << _interval;
m_interval = _interval;
}
void AWDataEngineAggregator::connectVisualization()
{
qCDebug(LOG_AW);
connect(this, SIGNAL(updateData(QString, QVariantHash)),
parent(), SLOT(dataUpdated(QString, QVariantHash)));
return static_cast<AWKeys *>(parent())->unlock();
}
void AWDataEngineAggregator::disconnectVisualization()
{
qCDebug(LOG_AW);
disconnect(this, SIGNAL(updateData(QString, QVariantHash)),
parent(), SLOT(dataUpdated(QString, QVariantHash)));
return QTimer::singleShot(5 * m_interval, this, SLOT(connectVisualization()));
}
void AWDataEngineAggregator::dropSource(const QString source)
{
qCDebug(LOG_AW);
qCDebug(LOG_AW) << "Source" << source;
// this method is only used for systemmonitor dataengine
m_dataEngines[QString("systemmonitor")]->disconnectSource(source, this);
}
void AWDataEngineAggregator::reconnectSources()
{
qCDebug(LOG_AW);
m_dataEngines[QString("systemmonitor")]->connectAllSources(this, m_interval);
m_dataEngines[QString("extsysmon")]->connectAllSources(this, m_interval);
m_dataEngines[QString("time")]->connectSource(QString("Local"), this, 1000);
}
void AWDataEngineAggregator::dataUpdated(const QString sourceName, const Plasma::DataEngine::Data data)
{
qCDebug(LOG_AW);
qCDebug(LOG_AW) << "Source" << sourceName;
qCDebug(LOG_AW) << "Data" << data;
return emit(updateData(QString(sourceName), qvariant_cast<QVariantHash>(data)));
}
void AWDataEngineAggregator::initDataEngines()
{
qCDebug(LOG_AW);
Plasma::DataEngineConsumer *deConsumer = new Plasma::DataEngineConsumer();
m_dataEngines[QString("systemmonitor")] = deConsumer->dataEngine(QString("systemmonitor"));
m_dataEngines[QString("extsysmon")] = deConsumer->dataEngine(QString("extsysmon"));
m_dataEngines[QString("time")] = deConsumer->dataEngine(QString("time"));
// additional method required by systemmonitor structure
connect(m_dataEngines[QString("systemmonitor")], &Plasma::DataEngine::sourceAdded,
[this](const QString source) {
static_cast<AWKeys *>(parent())->addDevice(source);
m_dataEngines[QString("systemmonitor")]->connectSource(source, this, m_interval);
});
}