QT工具栏开始，退出 2026/9/23 17:42:05 拓冰建站 浏览量 QT工具栏开始，退出 //初始化场景QMenuBar *bar = menuBar();setMenuBar(bar);QMenu *startbar = bar->addMenu("开始");QAction * quitAction = startbar->addAction("退出");connect(quitAction , &QAction::triggered,[=](){this->close();});
QT工具栏开始，退出 //初始化场景QMenuBar *bar = menuBar();setMenuBar(bar);QMenu *startbar = bar->addMenu("开始");QAction * quitAction = startbar->addAction("退出");connect(quitAction , &QAction::triggered,[=](){this->close();});
