setSurfacesUseBWDark method
Implementation
void setSurfacesUseBWDark(bool? value, [bool notify = true]) {
if (value == null) return;
if (value == _surfacesUseBWDark) return;
_surfacesUseBWDark = value;
if (notify) notifyListeners();
unawaited(_themeService.save(Store.keySurfacesUseBWDark, value));
}