void MainWindow::mime_open(const QString &uriString)
{
    this->activateWindow();
    this->uriToPlay = uriString;
    QString objectId = mafwTrackerSource->createObjectId(uriString);
    qDebug() << objectId;
    const gchar* text_uri = uriString.toUtf8();
    qDebug() << text_uri;
    GnomeVFSURI* uri = gnome_vfs_uri_new (text_uri);
    if (uri != NULL) {
        qDebug() << gnome_vfs_uri_to_string (uri, GNOME_VFS_URI_HIDE_NONE);
        gnome_vfs_get_mime_type_from_uri (uri);
    }
}