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September 17, 2019 16:13
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| class _MyHomePageState extends State<MyHomePage> with WidgetsBindingObserver { | |
| @override | |
| void initState() { | |
| super.initState(); | |
| WidgetsBinding.instance.addObserver(this); | |
| } | |
| @override | |
| void dispose() { | |
| WidgetsBinding.instance.removeObserver(this); | |
| super.dispose(); | |
| } | |
| @override | |
| void didChangePlatformBrightness() { | |
| final Brightness brightness = | |
| WidgetsBinding.instance.window.platformBrightness; | |
| //inform listeners and rebuild widget tree | |
| } |
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