Michael S.

#include <QtCore/QObject>
#include <QtGui/QApplication>
#include <QtGui/QFileDialog>
#include <QtDeclarative/QDeclarativeView>

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

    QFont appFont("Bitstream Vera Serif");
    a.setFont(appFont);

    QString qmlFile;
    if(argc < 2) {
        qmlFile = QFileDialog::getOpenFileName(0,"Select QML-File","/home","QML Files (*.qml)");
        if(qmlFile.isNull()) {
            return 1;
        }
    }
    else {
        qmlFile = argv[1];
    }

    QDeclarativeView *view = new QDeclarativeView();
    view->resize(480,272);
    qDebug("Loading file %s",qPrintable(qmlFile));
    view->setSource(QUrl::fromLocalFile(qmlFile));

#ifdef Q_WS_QWS
    view->showFullScreen();
    a.setOverrideCursor(Qt::BlankCursor);
#else
    view->show();
#endif

    return a.exec();
}