20 #include "abstractdbusservicemonitor.h"
22 #include <QDBusInterface>
23 #include <QDBusServiceWatcher>
24 #include <QDBusConnection>
25 #include <QDBusConnectionInterface>
28 AbstractDBusServiceMonitor::AbstractDBusServiceMonitor(
const QString &service,
const QString &path,
29 const QString &interface,
const Bus bus,
34 , m_interface(interface)
36 , m_watcher(new QDBusServiceWatcher(service,
37 (bus == SystemBus) ? QDBusConnection::systemBus()
38 : QDBusConnection::sessionBus()))
39 , m_dbusInterface(nullptr)
41 connect(m_watcher, &QDBusServiceWatcher::serviceRegistered,
this, &AbstractDBusServiceMonitor::onServiceRegistered);
42 connect(m_watcher, &QDBusServiceWatcher::serviceUnregistered,
this, &AbstractDBusServiceMonitor::onServiceUnregistered);
45 QDBusConnectionInterface* sessionBus = QDBusConnection::sessionBus().interface();
46 QDBusReply<bool> reply = sessionBus->isServiceRegistered(m_service);
47 if (reply.isValid() && reply.value()) {
48 onServiceRegistered(m_service);
52 AbstractDBusServiceMonitor::~AbstractDBusServiceMonitor()
55 delete m_dbusInterface;
58 void AbstractDBusServiceMonitor::onServiceRegistered(
const QString &)
60 if (m_dbusInterface !=
nullptr) {
61 delete m_dbusInterface;
62 m_dbusInterface =
nullptr;
65 m_dbusInterface = createInterface(m_service, m_path, m_interface,
66 (m_bus == SystemBus) ? QDBusConnection::systemBus()
67 : QDBusConnection::sessionBus());
68 Q_EMIT serviceAvailableChanged(
true);
75 QDBusAbstractInterface*
76 AbstractDBusServiceMonitor::createInterface(
const QString &service,
const QString &path,
77 const QString &interface,
const QDBusConnection &connection)
79 return new QDBusInterface(service, path, interface, connection);
82 void AbstractDBusServiceMonitor::onServiceUnregistered(
const QString &)
84 if (m_dbusInterface !=
nullptr) {
85 delete m_dbusInterface;
86 m_dbusInterface =
nullptr;
89 Q_EMIT serviceAvailableChanged(
false);
92 QDBusAbstractInterface* AbstractDBusServiceMonitor::dbusInterface()
const
94 return m_dbusInterface;
97 bool AbstractDBusServiceMonitor::serviceAvailable()
const
99 return m_dbusInterface !=
nullptr;