add themechange notify on win

Zhao Yuhang

2023-12-22 61cb997e4e9ebf50bcff835841fbd1ecc9499e49

 src/core/shared/qwkwindowsextra_p.h

@@ -327,6 +327,13 @@
        return value.first;
    }

    static inline bool isHighContrastModeEnabled() {
        HIGHCONTRASTW hc{};
        hc.cbSize = sizeof(hc);
        ::SystemParametersInfoW(SPI_GETHIGHCONTRAST, sizeof(hc), &hc, FALSE);
        return (hc.dwFlags & HCF_HIGHCONTRASTON);
    }

    static inline bool isDarkThemeActive() {
#if QT_VERSION >= QT_VERSION_CHECK(6, 5, 0)
        return QGuiApplication::styleHints()->colorScheme() == Qt::ColorScheme::Dark;