chaudharydeepanshu

import 'package:flutter/material.dart';

class CustomDrawer extends StatefulWidget {
  const CustomDrawer({
    Key? key,
    required this.themeMode,
    required this.onThemeMode,
  }) : super(key: key);
  final ThemeMode? themeMode;
  final ValueChanged<ThemeMode>? onThemeMode;

chaudharydeepanshu

import 'package:flutter/material.dart';
import 'package:flutter_dark_mode_demo/sharedPreferences/app_theme_shared_preferences.dart';

Future<void> main() async {
  WidgetsBinding widgetsBinding = WidgetsFlutterBinding.ensureInitialized();
  int? retrieveSavedThemeModeIndex = await retrieveSavedThemeMode();
  final ThemeMode savedThemeMode = retrieveSavedThemeModeIndex == 0
      ? ThemeMode.system
      : retrieveSavedThemeModeIndex == 1
          ? ThemeMode.light

chaudharydeepanshu

class MyHomePage extends StatefulWidget {
  const MyHomePage({Key? key, this.themeMode, this.onThemeMode})
      : super(key: key);

  final ThemeMode? themeMode; //
  final ValueChanged<ThemeMode>? onThemeMode; //

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

chaudharydeepanshu

class _MyAppState extends State<MyApp> {
  //Keeps track of theme
  late ThemeMode? themeMode = widget.savedThemeMode;

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',

      //Add themeMode as themeMode

chaudharydeepanshu

class MyApp extends StatefulWidget {
  const MyApp({Key? key, this.savedThemeMode}) : super(key: key);

  final ThemeMode? savedThemeMode;

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {

chaudharydeepanshu

class MyApp extends StatelessWidget {
  const MyApp({Key? key, this.savedThemeMode}) : super(key: key);

  final ThemeMode? savedThemeMode;
  
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      

chaudharydeepanshu

import 'package:shared_preferences/shared_preferences.dart';

Future<int?> retrieveSavedThemeMode() async {
  final prefs = await SharedPreferences.getInstance();
  // Check where the name is saved before or not
  if (!prefs.containsKey('savedThemeModeIndex')) {
    //if not return zero for ThemeMode.System
    return 0;
  }
  //else return the saved theme

chaudharydeepanshu

import 'package:flutter/material.dart';
import 'package:google_mobile_ads/google_mobile_ads.dart';
import 'package:provider/provider.dart';
import 'ads/ad_state.dart';
import 'ads/banner_ad.dart';
import 'ads/banner_ad_customised.dart';

Future<void> main() async {
  WidgetsFlutterBinding.ensureInitialized();
  final initFuture = MobileAds.instance.initialize();

chaudharydeepanshu

import 'package:flutter/material.dart';
import 'package:google_mobile_ads/google_mobile_ads.dart';
import 'package:provider/provider.dart';
import 'ads/ad_state.dart';
import 'ads/banner_ad.dart';
import 'ads/banner_ad_customised.dart';

Future<void> main() async {
  WidgetsFlutterBinding.ensureInitialized();
  final initFuture = MobileAds.instance.initialize();

chaudharydeepanshu

import 'package:google_mobile_ads/google_mobile_ads.dart';
import 'package:flutter/material.dart';

Future<AnchoredAdaptiveBannerAdSize?> anchoredAdaptiveBannerAdSize(
    BuildContext context) async {
  // Used to set size of adaptive banner ad according to device width and orientation.
  return await AdSize.getCurrentOrientationAnchoredAdaptiveBannerAdSize(
      MediaQuery.of(context).size.width.toInt());
}