main.cpp Example File
publish-subscribe/main.cpp

    /****************************************************************************
    **
    ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    ** All rights reserved.
    ** Contact: Nokia Corporation (qt-info@nokia.com)
    **
    ** This file is part of the Qt Mobility Components.
    **
    ** $QT_BEGIN_LICENSE:BSD$
    ** 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.
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    **     the names of its contributors may be used to endorse or promote
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    #include "publisherdialog.h"
    #include "subscriberdialog.h"

    #include <QApplication>

    #include <qvaluespace.h>

    int main(int argc, char *argv[])
    {
        QApplication app(argc, argv);

        bool createDefault = true;
        bool createPublisher = false;
        bool createSubscriber = false;

        for (int i = 1; i < argc; ++i) {
            if (argv[i] == QLatin1String("-server")) {
                QValueSpace::initValueSpaceServer();
            } else if (argv[i] == QLatin1String("-publisher")) {
                createPublisher = true;
                createDefault = false;
            } else if (argv[i] == QLatin1String("-subscriber")) {
                createSubscriber = true;
                createDefault = false;
            }
        }

        PublisherDialog *publisher = 0;
        if (createDefault || createPublisher) {
            publisher = new PublisherDialog;
            QObject::connect(publisher, SIGNAL(rejected()), &app, SLOT(quit()));
    #ifndef QTM_EXAMPLES_SMALL_SCREEN
            publisher->show();
    #endif
        }

        SubscriberDialog *subscriber = 0;
        if (createDefault || createSubscriber) {
            subscriber = new SubscriberDialog;
            QObject::connect(subscriber, SIGNAL(rejected()), &app, SLOT(quit()));
    #ifndef QTM_EXAMPLES_SMALL_SCREEN
            subscriber->show();
    #else
            subscriber->showMaximized();
    #endif
        }

    #ifdef QTM_EXAMPLES_SMALL_SCREEN
        QObject::connect(publisher, SIGNAL(switchRequested()), subscriber, SLOT(showMaximized()));
        QObject::connect(publisher, SIGNAL(switchRequested()), subscriber, SLOT(repaint()));
        QObject::connect(publisher, SIGNAL(switchRequested()), publisher, SLOT(hide()));

        QObject::connect(subscriber, SIGNAL(switchRequested()), publisher, SLOT(showMaximized()));
        QObject::connect(subscriber, SIGNAL(switchRequested()), publisher, SLOT(repaint()));
        QObject::connect(subscriber, SIGNAL(switchRequested()), subscriber, SLOT(hide()));
    #endif

        int result = app.exec();

        if (publisher)
            delete publisher;
        if (subscriber)
            delete subscriber;

        return result;
    }