qt6-bb10/examples/dbus/pingpong/ping.cpp

40 lines
1.1 KiB
C++

// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include "ping-common.h"
#include <QCoreApplication>
#include <QDBusConnection>
#include <QDBusInterface>
#include <QDBusReply>
#include <stdio.h>
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");
return 1;
}
QDBusInterface iface(SERVICE_NAME, "/", "", QDBusConnection::sessionBus());
if (iface.isValid()) {
QDBusReply<QString> reply = iface.call("ping", argc > 1 ? argv[1] : "");
if (reply.isValid()) {
printf("Reply was: %s\n", qPrintable(reply.value()));
return 0;
}
fprintf(stderr, "Call failed: %s\n", qPrintable(reply.error().message()));
return 1;
}
fprintf(stderr, "%s\n",
qPrintable(QDBusConnection::sessionBus().lastError().message()));
return 1;
}