mirror of
https://github.com/arcan1s/awesome-widgets.git
synced 2026-01-31 05:19:47 +00:00
Evgenii Alekseev
59e3b21071
it has been found in #174, that if there are multiple instances of widget, it keeps subscribing on all sources, because of how dbus interface works. In order to hande it, all subscriptions are now kept from singleton with tracking active clients
86 lines
3.2 KiB
C++
86 lines
3.2 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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#pragma once
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#include <ksysguard/systemstats/SensorInfo.h>
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#include <QHash>
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#include <QObject>
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#include <QSet>
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#include <memory>
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namespace KSysGuard::SystemStats
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{
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class DBusInterface;
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}
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class AWDataEngineAggregator : public QObject
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{
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Q_OBJECT
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public:
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~AWDataEngineAggregator() override;
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AWDataEngineAggregator(AWDataEngineAggregator &) = delete;
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void operator=(const AWDataEngineAggregator &) = delete;
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[[nodiscard]] static AWDataEngineAggregator *instance(QObject *_client)
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{
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static auto instance = loadInstance();
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instance->registerClient(_client);
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return instance.get();
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};
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void connectSources();
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void disconnectSources();
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void dropSourceForClient(QObject *_client, const QString &_source);
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[[nodiscard]] inline bool isSubscriptionUnused(const QString &_source) const;
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[[nodiscard]] static bool isValidSensor(const KSysGuard::SensorInfo &_sensor);
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void loadSources();
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void registerClient(QObject *_client);
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void unregisterClient(QObject *_client);
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signals:
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void dataUpdated(const QHash<QString, KSysGuard::SensorInfo> &_sensors, const KSysGuard::SensorDataList &_data);
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void deviceAdded(const QString &_source);
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public slots:
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void dropSource(const QString &_source);
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void sensorAdded(const QString &_sensor);
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void sensorRemoved(const QString &_sensor);
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void updateData(const KSysGuard::SensorDataList &_data);
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void updateSensors(const QHash<QString, KSysGuard::SensorInfo> &_sensors);
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protected:
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explicit AWDataEngineAggregator(QObject *_parent = nullptr);
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[[nodiscard]] static std::unique_ptr<AWDataEngineAggregator> loadInstance()
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{
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auto instance = new AWDataEngineAggregator();
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return std::unique_ptr<AWDataEngineAggregator>(instance);
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};
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private:
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QSet<QObject *> m_clients;
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QHash<QString, QSet<QObject *>> m_droppedBy;
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KSysGuard::SystemStats::DBusInterface *m_interface = nullptr;
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QHash<QString, KSysGuard::SensorInfo> m_sensors;
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QSet<QString> m_subscribed;
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};
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