On Mac OS X the action icons do not appear in the context menu of System Tray - Carbon

#include <QtGui>

int main(int argc, char **argv){
     QApplication app(argc, argv);
     QWidget dummy;
     dummy.show();

     QIcon icon = dummy.style()->standardIcon(QStyle::SP_DialogOpenButton);
     QSystemTrayIcon *tray = new QSystemTrayIcon(icon);
     QMenu *cmenu = new QMenu();
     QAction *action = cmenu->addAction("Please don't");
     action->setIcon(icon);

     tray->setContextMenu(cmenu);
     tray->show();

     return app.exec();
}