#include <QApplication>
#include <QDebug>
#include <QDesktopServices>
#include <QDir>
#include <QMenu>
#include <QTimer>
#include <QUrl>

namespace {
void openUrl() {
  qInfo() << "applicationState:" << qApp->applicationState();
  qInfo() << "focusWindow:" << qApp->focusWindow();
  QDesktopServices::openUrl(QUrl::fromLocalFile(QDir::rootPath()));
}
} // namespace

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

  QWidget window{};
  window.resize(640, 480);

  window.setContextMenuPolicy(Qt::CustomContextMenu);
  QObject::connect(&window, &QWidget::customContextMenuRequested, &window,
                   [&](QPoint pos) {
                     const auto menu = new QMenu(&window);
                     menu->setAttribute(Qt::WA_DeleteOnClose);
                     const auto action = menu->addAction("Do it");
                     QObject::connect(action, &QAction::triggered, action, [] {
                       openUrl();
                       // QTimer::singleShot(100, &openUrl);
                     });
                     menu->popup(window.mapToGlobal(pos));
                   });

  window.show();

  return a.exec();
}