977ea352a0
These SPDX license identifiers are deprecated ([1]). Update them. [1] https://spdx.org/licenses/ sed \ -e '1 s%^/\* SPDX-License-Identifier: \(GPL-2.0\|LGPL-2.1\)+ \*/$%/* SPDX-License-Identifier: \1-or-later */%' \ -e '1,2 s%^\(--\|#\|//\) SPDX-License-Identifier: \(GPL-2.0\|LGPL-2.1\)+$%\1 SPDX-License-Identifier: \2-or-later%' \ -i \ $(git grep -l SPDX-License-Identifier -- \ ':(exclude)shared/c-*/' \ ':(exclude)shared/n-*/' \ ':(exclude)shared/systemd/src' \ ':(exclude)src/systemd/src')
75 lines
2.2 KiB
C++
75 lines
2.2 KiB
C++
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (C) 2012 Red Hat, Inc.
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*/
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/*
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* This example monitors whether NM is running by checking if
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* "org.freedesktop.NetworkManager" is owned by a process on D-Bus.
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* It uses QDBusServiceWatcher class.
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*
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* Standalone compilation:
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* moc-qt4 monitor-nm-running.cpp -o monitor-nm-running.moc
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* g++ -Wall `pkg-config --libs --cflags QtCore QtDBus` monitor-nm-running.cpp -o monitor-nm-running
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*
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* You don't need to have NetworkManager devel package installed.
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*/
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#include <iostream>
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#include <QObject>
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#include <QCoreApplication>
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#include <QtDBus/QDBusServiceWatcher>
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#include <QtDBus/QDBusConnection>
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#include <QtCore/QDebug>
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const QString NM_DBUS_SERVICE = "org.freedesktop.NetworkManager";
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// Define a class with slots
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class NMWatcher: public QObject {
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Q_OBJECT;
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public slots:
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void serviceRegistered(const QString& name);
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void serviceUnregistered(const QString& name);
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};
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void NMWatcher::serviceRegistered(const QString& name)
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{
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std::cout << "Name '" << name.toUtf8().constData() << "' registered"
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<< " => NM is running" << std::endl;
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}
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void NMWatcher::serviceUnregistered(const QString& name)
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{
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std::cout << "Name '" << name.toUtf8().constData() << "' unregistered"
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<< " => NM is not running" << std::endl;
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}
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int main(int argc, char *argv[])
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{
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QCoreApplication app (argc, argv);
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qDebug() << "Monitor 'org.freedesktop.NetworkManager' D-Bus name";
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qDebug() << "===================================================";
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NMWatcher nm_watcher;
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// Watch all changes of D-Bus NM_DBUS_SERVICE name
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QDBusServiceWatcher *watcher = new QDBusServiceWatcher(NM_DBUS_SERVICE,
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QDBusConnection::systemBus());
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QObject::connect(watcher, SIGNAL(serviceRegistered(const QString&)),
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&nm_watcher, SLOT(serviceRegistered(const QString&)));
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QObject::connect(watcher, SIGNAL(serviceUnregistered(const QString&)),
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&nm_watcher, SLOT(serviceUnregistered(const QString&)));
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app.exec();
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delete watcher;
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return 0;
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}
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#include "monitor-nm-running.moc"
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