Optimize mainwindow Example code, ensure that only one style is selected at...

XieLong

2024-09-15 cd352b186c2881af9342cf76693500ce3a48be8a

 examples/mainwindow/mainwindow.cpp

@@ -42,7 +42,7 @@
};

MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent) {
     installWindowAgent();
    installWindowAgent();

#if 1
    auto clockWidget = new ClockWidget();
@@ -60,6 +60,7 @@
    setWindowTitle(tr("Example MainWindow"));
    resize(800, 600);

    // setFixedHeight(600);
    // windowAgent->centralize();
}

@@ -105,15 +106,19 @@
    switch (event->type()) {
        case QEvent::WindowActivate: {
            auto menu = menuWidget();
            menu->setProperty("bar-active", true);
            style()->polish(menu);
            if (menu) {
                menu->setProperty("bar-active", true);
                style()->polish(menu);
            }
            break;
        }

        case QEvent::WindowDeactivate: {
            auto menu = menuWidget();
            menu->setProperty("bar-active", false);
            style()->polish(menu);
            if (menu) {
                menu->setProperty("bar-active", false);
                style()->polish(menu);
            }
            break;
        }

@@ -138,7 +143,7 @@

    // 2. Construct your title bar
    auto menuBar = [this]() {
        auto menuBar = new QMenuBar();
        auto menuBar = new QMenuBar(this);

        // Virtual menu
        auto file = new QMenu(tr("File(&F)"), menuBar);
@@ -162,44 +167,38 @@

#ifdef Q_OS_WIN
        auto dwmBlurAction = new QAction(tr("Enable DWM blur"), menuBar);
        dwmBlurAction->setData(QStringLiteral("dwm-blur"));
        dwmBlurAction->setCheckable(true);
        connect(dwmBlurAction, &QAction::toggled, this, [this](bool checked) {
            if (!windowAgent->setWindowAttribute(QStringLiteral("dwm-blur"), checked)) {
                return;
            }
            setProperty("custom-style", checked);
            style()->polish(this);
        });

        auto acrylicAction = new QAction(tr("Enable acrylic material"), menuBar);
        acrylicAction->setData(QStringLiteral("acrylic-material"));
        acrylicAction->setCheckable(true);
        connect(acrylicAction, &QAction::toggled, this, [this](bool checked) {
            if (!windowAgent->setWindowAttribute(QStringLiteral("acrylic-material"), true)) {
                return;
            }
            setProperty("custom-style", checked);
            style()->polish(this);
        });

        auto micaAction = new QAction(tr("Enable mica"), menuBar);
        micaAction->setData(QStringLiteral("mica"));
        micaAction->setCheckable(true);
        connect(micaAction, &QAction::toggled, this, [this](bool checked) {
            if (!windowAgent->setWindowAttribute(QStringLiteral("mica"), checked)) {
                return;

        auto micaAltAction = new QAction(tr("Enable mica alt"), menuBar);
        micaAltAction->setData(QStringLiteral("mica-alt"));
        micaAltAction->setCheckable(true);

        auto winStyleGroup = new QActionGroup(menuBar);
        // At most one action can be checked at any one time. The actions can also be all unchecked.
        winStyleGroup->setExclusionPolicy(QActionGroup::ExclusionPolicy::ExclusiveOptional);
        winStyleGroup->addAction(dwmBlurAction);
        winStyleGroup->addAction(acrylicAction);
        winStyleGroup->addAction(micaAction);
        winStyleGroup->addAction(micaAltAction);
        connect(winStyleGroup, &QActionGroup::triggered, this, [this, winStyleGroup](QAction *action) {
            // Unset all custom style attributes first, otherwise the style will not display correctly
            for (auto _act : winStyleGroup->actions()) {
                windowAgent->setWindowAttribute(_act->data().toString(), false);
            }
            setProperty("custom-style", checked);
            windowAgent->setWindowAttribute(action->data().toString(), action->isChecked());
            setProperty("custom-style", action->isChecked());
            style()->polish(this);
        });

        auto micaAltAction = new QAction(tr("Enable mica alt"), menuBar);
        micaAltAction->setCheckable(true);
        connect(micaAltAction, &QAction::toggled, this, [this](bool checked) {
            if (!windowAgent->setWindowAttribute(QStringLiteral("mica-alt"), checked)) {
                return;
            }
            setProperty("custom-style", checked);
            style()->polish(this);
        });
#elif defined(Q_OS_MAC)
        auto darkBlurAction = new QAction(tr("Dark blur"), menuBar);
        darkBlurAction->setCheckable(true);
@@ -303,14 +302,14 @@
    windowBar->setTitleLabel(titleLabel);
    windowBar->setHostWidget(this);

   windowAgent->setTitleBar(windowBar);
    windowAgent->setTitleBar(windowBar);
#ifndef Q_OS_MAC
   windowAgent->setSystemButton(QWK::WindowAgentBase::WindowIcon, iconButton);
   windowAgent->setSystemButton(QWK::WindowAgentBase::Minimize, minButton);
   windowAgent->setSystemButton(QWK::WindowAgentBase::Maximize, maxButton);
   windowAgent->setSystemButton(QWK::WindowAgentBase::Close, closeButton);
    windowAgent->setSystemButton(QWK::WindowAgentBase::WindowIcon, iconButton);
    windowAgent->setSystemButton(QWK::WindowAgentBase::Minimize, minButton);
    windowAgent->setSystemButton(QWK::WindowAgentBase::Maximize, maxButton);
    windowAgent->setSystemButton(QWK::WindowAgentBase::Close, closeButton);
#endif
   windowAgent->setHitTestVisible(menuBar, true);
    windowAgent->setHitTestVisible(menuBar, true);

#ifdef Q_OS_MAC
    windowAgent->setSystemButtonAreaCallback([](const QSize &size) {
@@ -321,24 +320,6 @@

    setMenuWidget(windowBar);

    // 3. Adds simulated mouse events to the title bar buttons
#ifdef Q_OS_WINDOWS
    // Emulate Window system menu button behaviors
    connect(iconButton, &QAbstractButton::clicked, windowAgent, [this, iconButton] {
        iconButton->setProperty("double-click-close", false);

        // Pick a suitable time threshold
        QTimer::singleShot(75, windowAgent, [this, iconButton]() {
            if (iconButton->property("double-click-close").toBool())
                return;
            windowAgent->showSystemMenu(iconButton->mapToGlobal(QPoint{0, iconButton->height()}));
        });
    });
    connect(iconButton, &QWK::WindowButton::doubleClicked, this, [iconButton, this]() {
        iconButton->setProperty("double-click-close", true);
        close();
    });
#endif

#ifndef Q_OS_MAC
    connect(windowBar, &QWK::WindowBar::minimizeRequested, this, &QWidget::showMinimized);