File indexing completed on 2024-04-28 05:31:44 

0001 /*
0002     SPDX-FileCopyrightText: 2020 Arjen Hiemstra <ahiemstra@heimr.nl>
0003 
0004     SPDX-License-Identifier: LGPL-2.0-or-later
0005 */
0006 
0007 #pragma once
0008 
0009 #include <QObject>
0010 #include <memory>
0011 
0012 #include "systemstats/SensorInfo.h"
0013 
0014 class QDBusPendingCallWatcher;
0015 
0016 namespace KSysGuard
0017 {
0018 /**
0019  * Internal helper class to communicate with the daemon.
0020  *
0021  * This is mostly for convenience on top of the auto-generated KSysGuardDaemon
0022  * D-Bus interface.
0023  */
0024 class SensorDaemonInterface : public QObject
0025 {
0026     Q_OBJECT
0027 
0028 public:
0029     SensorDaemonInterface(QObject *parent = nullptr);
0030     ~SensorDaemonInterface() override;
0031 
0032     void requestMetaData(const QString &sensorId);
0033     void requestMetaData(const QStringList &sensorIds);
0034     Q_SIGNAL void metaDataChanged(const QString &sensorId, const SensorInfo &info);
0035     void requestValue(const QString &sensorId);
0036     Q_SIGNAL void valueChanged(const QString &sensorId, const QVariant &value);
0037 
0038     QDBusPendingCallWatcher *allSensors() const;
0039 
0040     void subscribe(const QString &sensorId);
0041     void subscribe(const QStringList &sensorIds);
0042     void unsubscribe(const QString &sensorId);
0043     void unsubscribe(const QStringList &sensorIds);
0044 
0045     Q_SIGNAL void sensorAdded(const QString &sensorId);
0046     Q_SIGNAL void sensorRemoved(const QString &sensorId);
0047 
0048     static SensorDaemonInterface *instance();
0049 
0050 private:
0051     void onMetaDataChanged(const QHash<QString, SensorInfo> &metaData);
0052     void onValueChanged(const SensorDataList &values);
0053     void reconnect();
0054 
0055     class Private;
0056     const std::unique_ptr<Private> d;
0057 };
0058 
0059 }