m_theme_manager

Description:

m theme manager

Theme Manager #
Usage:
ThemeManager _themeManager = ThemeManager();

class _MyAppState extends State<MyApp> {
@override
void initState() {
super.initState();
_themeManager.addListener(themeListener);
}

@override
void dispose() {
_themeManager.removeListener(themeListener);
super.dispose();
}

themeListener() {
if (mounted) {
setState(() {});
}
}

@override
Widget build(BuildContext context) {
return MaterialApp(
theme: CustomTheme().lightTheme(),
darkTheme: CustomTheme(
primaryColor: Colors.green,
backgroundColor: Colors.red,
).darkTheme(),
themeMode: _themeManager.themeMode,
home: Scaffold(
appBar: AppBar(
title: const Text('Hoppla'),
actions: [
IconButton(
icon: Icon(
_themeManager.themeMode == ThemeMode.light
? Icons.dark_mode
: Icons.light_mode,
),
onPressed: () {
_themeManager
.toggleTheme(_themeManager.themeMode == ThemeMode.light);
},
),
],
),
body: Container(),
)
)
}
}
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