Method openFolder

src/mainwindow.cpp:1242–1248

* @brief MainWindow::openFolder open the folder in the default file manager */

 * @brief MainWindow::openFolder open the folder in the default file manager
 */
void MainWindow::openFolder() {
  QString dir =
      Util::getDir(ui->treeView->currentIndex(), false, model, proxyModel);

  QString path = QDir::toNativeSeparators(dir);
  QDesktopServices::openUrl(QUrl::fromLocalFile(path));
}

/**
 * @brief MainWindow::addFolder add a new folder to store passwords in