Ping Class Reference

#include <complexping.h>

Inheritance diagram for Ping:

[legend]Collaboration diagram for Ping:

[legend]List of all members.

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Detailed Description

Definition at line 31 of file complexping.h.

Public Slots
void	start (const QString &, const QString &, const QString &)
Public Attributes
QFile	qstdin
QDBusInterface *	iface

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Member Function Documentation

void Ping::start	(	const QString &	,
		const QString &	,
		const QString &
	)			[slot]

Definition at line 35 of file complexping.cpp.

References QDBusAbstractInterface::call(), QObject::connect(), QString::fromLocal8Bit(), iface, QCoreApplication::instance(), QString::isEmpty(), QVariant::isNull(), QDBusError::isValid(), QDBusAbstractInterface::isValid(), QDBusReply< T >::isValid(), QDBusAbstractInterface::lastError(), message, QDBusError::message(), QString::mid(), name, QFile::open(), printf, QObject::property(), qstdin, QCoreApplication::quit(), QIODevice::readLine(), QIODevice::ReadOnly, SERVICE_NAME, QDBusConnection::sessionBus(), QObject::setProperty(), SIGNAL, SLOT, QString::startsWith(), QVariant::toString(), and QDBusReply< T >::value().

{
    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()));
    }
}    

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Member Data Documentation

QFile Ping::qstdin

Definition at line 37 of file complexping.h.

Referenced by start().

QDBusInterface* Ping::iface

Definition at line 38 of file complexping.h.

Referenced by start().

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The documentation for this class was generated from the following files:

• examples/qdbus/complexpingpong/complexping.h
• examples/qdbus/complexpingpong/complexping.cpp

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