add more const

Yuhang Zhao

2023-12-06 f041cd599f2ba58906958f6886b9cd25e180d0af

 src/widgets/widgetitemdelegate.cpp

@@ -12,15 +12,15 @@

    WidgetItemDelegate::~WidgetItemDelegate() = default;

    QWindow *WidgetItemDelegate::window(QObject *obj) const {
    QWindow *WidgetItemDelegate::window(const QObject *obj) const {
        return static_cast<const QWidget *>(obj)->windowHandle();
    }

    bool WidgetItemDelegate::isEnabled(QObject *obj) const {
    bool WidgetItemDelegate::isEnabled(const QObject *obj) const {
        return static_cast<const QWidget *>(obj)->isEnabled();
    }

    bool WidgetItemDelegate::isVisible(QObject *obj) const {
    bool WidgetItemDelegate::isVisible(const QObject *obj) const {
        return static_cast<const QWidget *>(obj)->isVisible();
    }

@@ -31,11 +31,11 @@
        return {originPoint, size};
    }

    QWindow *WidgetItemDelegate::hostWindow(QObject *host) const {
    QWindow *WidgetItemDelegate::hostWindow(const QObject *host) const {
        return static_cast<const QWidget *>(host)->windowHandle();
    }

    bool WidgetItemDelegate::isHostSizeFixed(QObject *host) const {
    bool WidgetItemDelegate::isHostSizeFixed(const QObject *host) const {
        const auto widget = static_cast<const QWidget *>(host);
        // "Qt::MSWindowsFixedSizeDialogHint" is used cross-platform actually.
        if (widget->windowFlags() & Qt::MSWindowsFixedSizeDialogHint) {