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/**************************************************************************** ** ** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved. ** ** This file is part of the example classes of the Qt Toolkit. ** ** This file may be used under the terms of the GNU General Public ** License versions 2.0 or 3.0 as published by the Free Software ** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3 ** included in the packaging of this file. Alternatively you may (at ** your option) use any later version of the GNU General Public ** License if such license has been publicly approved by Trolltech ASA ** (or its successors, if any) and the KDE Free Qt Foundation. In ** addition, as a special exception, Trolltech gives you certain ** additional rights. These rights are described in the Trolltech GPL ** Exception version 1.2, which can be found at ** http://www.trolltech.com/products/qt/gplexception/ and in the file ** GPL_EXCEPTION.txt in this package. ** ** Please review the following information to ensure GNU General ** Public Licensing requirements will be met: ** http://trolltech.com/products/qt/licenses/licensing/opensource/. If ** you are unsure which license is appropriate for your use, please ** review the following information: ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview ** or contact the sales department at sales@trolltech.com. ** ** In addition, as a special exception, Trolltech, as the sole ** copyright holder for Qt Designer, grants users of the Qt/Eclipse ** Integration plug-in the right for the Qt/Eclipse Integration to ** link to functionality provided by Qt Designer and its related ** libraries. ** ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE. Trolltech reserves all rights not expressly ** granted herein. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/ #include <stdio.h> #include <QtCore/QCoreApplication> #include <QtCore/QFile> #include <QtCore/QDebug> #include <QtCore/QProcess> #include <QtDBus/QtDBus> #include "ping-common.h" #include "complexping.h" void Ping::start(const QString &name, const QString &oldValue, const QString &newValue) { Q_UNUSED(oldValue); if (name != SERVICE_NAME || newValue.isEmpty()) return; // open stdin for reading qstdin.open(stdin, QIODevice::ReadOnly); // find our remote iface = new QDBusInterface(SERVICE_NAME, "/", "com.trolltech.QtDBus.ComplexPong.Pong", QDBusConnection::sessionBus(), this); if (!iface->isValid()) { fprintf(stderr, "%s\n", qPrintable(QDBusConnection::sessionBus().lastError().message())); QCoreApplication::instance()->quit(); } connect(iface, SIGNAL(aboutToQuit()), QCoreApplication::instance(), SLOT(quit())); while (true) { printf("Ask your question: "); QString line = QString::fromLocal8Bit(qstdin.readLine()).trimmed(); if (line.isEmpty()) { iface->call("quit"); return; } else if (line == "value") { QVariant reply = iface->property("value"); if (!reply.isNull()) printf("value = %s\n", qPrintable(reply.toString())); } else if (line.startsWith("value=")) { iface->setProperty("value", line.mid(6)); } else { QDBusReply<QDBusVariant> reply = iface->call("query", line); if (reply.isValid()) printf("Reply was: %s\n", qPrintable(reply.value().variant().toString())); } if (iface->lastError().isValid()) fprintf(stderr, "Call failed: %s\n", qPrintable(iface->lastError().message())); } } 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; } Ping ping; ping.connect(QDBusConnection::sessionBus().interface(), SIGNAL(serviceOwnerChanged(QString,QString,QString)), SLOT(start(QString,QString,QString))); QProcess pong; pong.start("./complexpong"); app.exec(); }
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