diff options
Diffstat (limited to 'examples/dbus/pingpong/pong.cpp')
-rw-r--r-- | examples/dbus/pingpong/pong.cpp | 83 |
1 files changed, 21 insertions, 62 deletions
diff --git a/examples/dbus/pingpong/pong.cpp b/examples/dbus/pingpong/pong.cpp index 37f6261142..ed8c90195e 100644 --- a/examples/dbus/pingpong/pong.cpp +++ b/examples/dbus/pingpong/pong.cpp @@ -1,67 +1,23 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause #include "ping-common.h" -#include "pong.h" +#include <QObject> #include <QCoreApplication> #include <QDBusConnection> #include <QDBusError> -#include <QTimer> -#include <stdio.h> -#include <stdlib.h> +class Pong : public QObject +{ + Q_OBJECT +public slots: + QString ping(const QString &arg); +}; QString Pong::ping(const QString &arg) { - QMetaObject::invokeMethod(QCoreApplication::instance(), "quit"); + QMetaObject::invokeMethod(QCoreApplication::instance(), &QCoreApplication::quit); return QString("ping(\"%1\") got called").arg(arg); } @@ -69,22 +25,25 @@ int main(int argc, char **argv) { QCoreApplication app(argc, argv); - if (!QDBusConnection::sessionBus().isConnected()) { - fprintf(stderr, "Cannot connect to the D-Bus session bus.\n" - "To start it, run:\n" - "\teval `dbus-launch --auto-syntax`\n"); + auto connection = QDBusConnection::sessionBus(); + + if (!connection.isConnected()) { + qWarning("Cannot connect to the D-Bus session bus.\n" + "To start it, run:\n" + "\teval `dbus-launch --auto-syntax`\n"); return 1; } - if (!QDBusConnection::sessionBus().registerService(SERVICE_NAME)) { - fprintf(stderr, "%s\n", - qPrintable(QDBusConnection::sessionBus().lastError().message())); + if (!connection.registerService(SERVICE_NAME)) { + qWarning("%s\n", qPrintable(connection.lastError().message())); exit(1); } Pong pong; - QDBusConnection::sessionBus().registerObject("/", &pong, QDBusConnection::ExportAllSlots); + connection.registerObject("/", &pong, QDBusConnection::ExportAllSlots); app.exec(); return 0; } + +#include "pong.moc" |