Qt实现信号灯

sadness安全宇航员 lv.1

发布时间：2022-12-21 08:19:44 287

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//设置背景颜色，椭圆弧度
ui->radioButton->setStyleSheet("QRadioButton::indicator{width:35px;height:35px;border-radius:17px}"
    "QRadioButton::indicator:checked{background-color:green;}"
    "QRadioButton::indicator:unchecked{background-color:red;}");

QVBoxLayout *vbox = new QVBoxLayout(this);
        TrafficLightWidget *widget = new TrafficLightWidget();
        vbox->addWidget(widget);
        vbox->setMargin(0);

        QStateMachine *machine = new QStateMachine(this);
        QState *redGoingYellow = createLightState(widget->redLight(), 3000);
        redGoingYellow->setObjectName("redGoingYellow");
        QState *yellowGoingGreen = createLightState(widget->yellowLight(), 1000);
        yellowGoingGreen->setObjectName("yellowGoingGreen");
        redGoingYellow->addTransition(redGoingYellow, SIGNAL(finished()), yellowGoingGreen);
        QState *greenGoingYellow = createLightState(widget->greenLight(), 3000);
        greenGoingYellow->setObjectName("greenGoingYellow");
        yellowGoingGreen->addTransition(yellowGoingGreen, SIGNAL(finished()), greenGoingYellow);
        QState *yellowGoingRed = createLightState(widget->yellowLight(), 1000);
        yellowGoingRed->setObjectName("yellowGoingRed");
        greenGoingYellow->addTransition(greenGoingYellow, SIGNAL(finished()), yellowGoingRed);
        yellowGoingRed->addTransition(yellowGoingRed, SIGNAL(finished()), redGoingYellow);

        machine->addState(redGoingYellow);
        machine->addState(yellowGoingGreen);
        machine->addState(greenGoingYellow);
        machine->addState(yellowGoingRed);
        machine->setInitialState(redGoingYellow);
        machine->start();

Qt实现信号灯_qt

Qt实现信号灯_背景颜色_02

Qt实现信号灯_按钮_03

文章来源： https://blog.51cto.com/u_15515702/5937011

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