void MainWindow::openMultiple(const QList<QUrl>& urls)
{
    if (urls.size() > 1) {
        m_multipleFiles = Util::sortedFileList(Util::expandDirectories(urls));
        open(m_multipleFiles.first());
    } else {
        QUrl url = urls.first();
        open(Util::removeFileScheme(url));
    }
}
void MainWindow::openMultiple(const QList<QUrl>& urls)
{
    if (urls.size() > 1) {
        m_multipleFiles = Util::sortedFileList(Util::expandDirectories(urls));
        open(m_multipleFiles.first());
    } else {
        QUrl url = urls.first();
        open(Util::removeFileScheme(url));
    }
}