QToolBar *pToolBar = new QToolBar; QToolButton *pMenuBtn = new QToolButton; pMenuBtn->setText(tr("Menu")); QMenu *pMenu = new QMenu; pMenu->addAction(tr("Qt")); pMenu->addAction(tr("Linux")); pMenu->addAction(tr("FreeOS")); pMenuBtn->setMenu(pMenu); pToolBar->addWidget(pMenuBtn);