QpushButton添加二级菜单

只为记录--

css 样式：

QPushButton

{

font-family:'微软雅黑';

font-size:16px;

color: rgb(255, 255, 255);

background-color: rgb(51, 153, 255);

border-radius: 2px;

}

QPushButton {

/* 水平居左、垂直居中 */

text-align: left center;

padding-left: 3px;

}

QPushButton::menu-indicator {

subcontrol-position: right center;

subcontrol-origin: padding;

padding-right: 3px;

/* image: none; */

}

 QMenu *menu = new QMenu;

    menu->resize(200, 40);

    QAction *action1 = new QAction(menu);

    QAction *action2 = new QAction(menu);

    action1->setText("11111");

    action2->setText("22222");

    menu->addAction(action1);

    menu->addAction(action2);

    QMenu *secMenu = new QMenu;

    QAction *action3 = new QAction(menu);

    QAction *action4 = new QAction(menu);

    action3->setText("33333");

    action4->setText("44444");

    secMenu->addAction(action3);

    secMenu->addAction(action4);

    action2->setMenu(secMenu);

    ui->pushButton->setMenu(menu);