didChangePlatformBrightness method

@override void didChangePlatformBrightness()

Called when the platform brightness changes.

This method exposes notifications from dart:ui.PlatformDispatcher.onPlatformBrightnessChanged.

See also:

• MediaQuery.platformBrightnessOf, which provides a similar service with less boilerplate.

Implementation

@override
void didChangePlatformBrightness() {
  if (_isDisposed) return;
  final brightness =
      WidgetsBinding.instance.platformDispatcher.platformBrightness;
  _updateSystemBrightness(brightness);
}