source: trunk/demos/embedded/qmlphotoviewer/qmlphotoviewer.cpp@ 1063

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** This file is part of the demonstration applications of the Qt Toolkit.
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#include <QtCore/QFileInfo>
#include <QtCore/QSettings>
#include <QtGui/QApplication>
#include <QtDeclarative/QDeclarativeView>
#include <QtDeclarative/QDeclarativeEngine>
#include <QtDeclarative/QDeclarativeNetworkAccessManagerFactory>
#include <QtNetwork/QNetworkConfiguration>
#include <QtNetwork/QNetworkConfigurationManager>
#include <QtNetwork/QNetworkAccessManager>

// Factory to create QNetworkAccessManagers that use the saved network configuration; otherwise
// the system default.
class NetworkAccessManagerFactory : public QDeclarativeNetworkAccessManagerFactory
{
public:
    ~NetworkAccessManagerFactory() { }

    QNetworkAccessManager *create(QObject *parent);
};

QNetworkAccessManager *NetworkAccessManagerFactory::create(QObject *parent)
{
    QNetworkAccessManager *accessManager = new QNetworkAccessManager(parent);

    QNetworkConfigurationManager manager;
    if (manager.capabilities() & QNetworkConfigurationManager::NetworkSessionRequired) {
        // Get saved network configuration
        QSettings settings(QSettings::UserScope, QLatin1String("Trolltech"));
        settings.beginGroup(QLatin1String("QtNetwork"));
        const QString id = settings.value(QLatin1String("DefaultNetworkConfiguration")).toString();
        settings.endGroup();

        // If the saved network configuration is not currently discovered use the system default
        QNetworkConfiguration config = manager.configurationFromIdentifier(id);
        if ((config.state() & QNetworkConfiguration::Discovered) !=
            QNetworkConfiguration::Discovered) {
            config = manager.defaultConfiguration();
        }

        accessManager->setConfiguration(config);
    }

    return accessManager;
}

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

    NetworkAccessManagerFactory networkAccessManagerFactory;

    const QString mainQmlApp = QLatin1String("photoviewer.qml");
    QDeclarativeView view;
    view.engine()->setNetworkAccessManagerFactory(&networkAccessManagerFactory);
    view.setSource(QUrl(mainQmlApp));
    view.setResizeMode(QDeclarativeView::SizeRootObjectToView);

    QObject::connect(view.engine(), SIGNAL(quit()), &application, SLOT(quit()));

#if defined(Q_OS_SYMBIAN)
    view.showFullScreen();
#else // Q_OS_SYMBIAN
    view.setGeometry(QRect(100, 100, 360, 640));
    view.show();
#endif // Q_OS_SYMBIAN
    return application.exec();
}