mirror of
https://github.com/arcan1s/awesome-widgets.git
synced 2025-04-25 07:57:19 +00:00
145 lines
4.9 KiB
C++
145 lines
4.9 KiB
C++
/***************************************************************************
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* This file is part of awesome-widgets *
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* *
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* awesome-widgets is free software: you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License as *
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* published by the Free Software Foundation, either version 3 of the *
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* License, or (at your option) any later version. *
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* *
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* awesome-widgets 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 *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with awesome-widgets. If not, see http://www.gnu.org/licenses/ *
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***************************************************************************/
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#include "awdataengineaggregator.h"
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#include <Plasma/DataEngineConsumer>
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#include <QTimer>
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#include "awdebug.h"
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#include "awkeys.h"
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AWDataEngineAggregator::AWDataEngineAggregator(QObject *parent, const int interval)
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: QObject(parent)
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{
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qCDebug(LOG_AW);
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// timer events
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m_timer = new QTimer(this);
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m_timer->setSingleShot(true);
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setInterval(interval);
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initDataEngines();
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connectVisualization();
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connect(this, SIGNAL(startTimer()), m_timer, SLOT(start()));
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connect(m_timer, SIGNAL(timeout()), this, SLOT(connectVisualization()));
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}
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AWDataEngineAggregator::~AWDataEngineAggregator()
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{
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qCDebug(LOG_AW);
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m_dataEngines.clear();
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if (m_timer != nullptr) delete m_timer;
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}
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void AWDataEngineAggregator::setInterval(const int _interval)
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{
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qCDebug(LOG_AW);
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qCDebug(LOG_AW) << "Interval" << _interval;
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m_interval = _interval;
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m_timer->setInterval(5 * _interval);
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}
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void AWDataEngineAggregator::connectVisualization()
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{
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qCDebug(LOG_AW);
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// reconnectSources();
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connect(this, SIGNAL(updateData(QString, QVariant, QString )),
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parent(), SLOT(dataUpdated(QString, QVariant, QString)));
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return static_cast<AWKeys *>(parent())->unlock();
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}
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void AWDataEngineAggregator::disconnectVisualization()
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{
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qCDebug(LOG_AW);
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disconnect(this, SIGNAL(updateData(QString, QVariant, QString)),
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parent(), SLOT(dataUpdated(QString, QVariant, QString)));
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// m_dataEngines.clear();
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// HACK run timer in the main thread since a timer could not be started from
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// the different thread
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return emit(startTimer());
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}
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void AWDataEngineAggregator::dropSource(const QString source)
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{
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qCDebug(LOG_AW);
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qCDebug(LOG_AW) << "Source" << source;
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// FIXME there is no possiblibity to check to which dataengine source connected
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// we will try to disconnect it from systemmonitor and extsysmon
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m_dataEngines[QString("systemmonitor")]->disconnectSource(source, this);
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m_dataEngines[QString("extsysmon")]->disconnectSource(source, this);
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}
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void AWDataEngineAggregator::reconnectSources()
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{
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qCDebug(LOG_AW);
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m_dataEngines[QString("systemmonitor")]->connectAllSources(this, m_interval);
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m_dataEngines[QString("extsysmon")]->connectAllSources(this, m_interval);
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m_dataEngines[QString("time")]->connectSource(QString("Local"), this, 1000);
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}
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void AWDataEngineAggregator::dataUpdated(const QString sourceName, const Plasma::DataEngine::Data data)
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{
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qCDebug(LOG_AW);
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qCDebug(LOG_AW) << "Source" << sourceName;
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qCDebug(LOG_AW) << "Data" << data;
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// HACK "deep copy" of data to avoid plasma crash on Data object destruction
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QString units = data[QString("units")].toString();
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// HACK workaround for time values which are stored in the different path
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QVariant value = sourceName == QString("Local") ? data[QString("DateTime")]
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: data[QString("value")];
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emit(updateData(sourceName, value, units));
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}
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void AWDataEngineAggregator::initDataEngines()
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{
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qCDebug(LOG_AW);
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Plasma::DataEngineConsumer *deConsumer = new Plasma::DataEngineConsumer();
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m_dataEngines[QString("systemmonitor")] = deConsumer->dataEngine(QString("systemmonitor"));
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m_dataEngines[QString("extsysmon")] = deConsumer->dataEngine(QString("extsysmon"));
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m_dataEngines[QString("time")] = deConsumer->dataEngine(QString("time"));
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// additional method required by systemmonitor structure
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connect(m_dataEngines[QString("systemmonitor")], &Plasma::DataEngine::sourceAdded,
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[this](const QString source) {
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static_cast<AWKeys *>(parent())->addDevice(source);
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m_dataEngines[QString("systemmonitor")]->connectSource(source, this, m_interval);
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});
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}
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