source: trunk/examples/dbus/pingpong/ping.cpp@ 846

Last change on this file since 846 was 846, checked in by Dmitry A. Kuminov, 14 years ago

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.

File size: 2.9 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation (qt-info@nokia.com)
6**
7** This file is part of the examples of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:BSD$
10** You may use this file under the terms of the BSD license as follows:
11**
12** "Redistribution and use in source and binary forms, with or without
13** modification, are permitted provided that the following conditions are
14** met:
15** * Redistributions of source code must retain the above copyright
16** notice, this list of conditions and the following disclaimer.
17** * Redistributions in binary form must reproduce the above copyright
18** notice, this list of conditions and the following disclaimer in
19** the documentation and/or other materials provided with the
20** distribution.
21** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
22** the names of its contributors may be used to endorse or promote
23** products derived from this software without specific prior written
24** permission.
25**
26** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
27** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
28** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
29** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
30** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
31** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
32** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
33** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
34** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
36** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
37** $QT_END_LICENSE$
38**
39****************************************************************************/
40
41#include <stdio.h>
42
43#include <QtCore/QCoreApplication>
44#include <QtDBus/QtDBus>
45
46#include "ping-common.h"
47
48int main(int argc, char **argv)
49{
50 QCoreApplication app(argc, argv);
51
52 if (!QDBusConnection::sessionBus().isConnected()) {
53 fprintf(stderr, "Cannot connect to the D-Bus session bus.\n"
54 "To start it, run:\n"
55 "\teval `dbus-launch --auto-syntax`\n");
56 return 1;
57 }
58
59 QDBusInterface iface(SERVICE_NAME, "/", "", QDBusConnection::sessionBus());
60 if (iface.isValid()) {
61 QDBusReply<QString> reply = iface.call("ping", argc > 1 ? argv[1] : "");
62 if (reply.isValid()) {
63 printf("Reply was: %s\n", qPrintable(reply.value()));
64 return 0;
65 }
66
67 fprintf(stderr, "Call failed: %s\n", qPrintable(reply.error().message()));
68 return 1;
69 }
70
71 fprintf(stderr, "%s\n",
72 qPrintable(QDBusConnection::sessionBus().lastError().message()));
73 return 1;
74}
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