mathiazhagan01

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

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

mathiazhagan01

          children: <Widget>[
            RadioListTile<ThemeData>(
              title: const Text('Blue'),
              value: blueThemeData(),
              groupValue: _themeData,
              onChanged: (value) {
                setState(() {
                  _themeData = value!;
                  _themeModeValueNotifier.value = _themeData;
                });

mathiazhagan01

ThemeData blueThemeData() {
  return ThemeData(
    colorScheme: ColorScheme.fromSwatch(primarySwatch: Colors.blue),
    scaffoldBackgroundColor: Colors.blue[100],
  );
}

ThemeData redThemeData() {
  return ThemeData(
    colorScheme: ColorScheme.fromSwatch(primarySwatch: Colors.red),

mathiazhagan01

  @override
  Widget build(BuildContext context) {
    return ValueListenableBuilder<ThemeMode>(
        valueListenable: _themeModeValueNotifier,
        builder: (context, mode, child) {
          return MaterialApp(
            debugShowCheckedModeBanner: false,
            title: 'Flutter Demo',
            theme: ThemeData(
              colorScheme: ColorScheme.fromSwatch(primarySwatch: Colors.blue),

mathiazhagan01

      body: Center(
        child: Column(
          children: <Widget>[
            RadioListTile<ThemeMode>(
              title: const Text('Light'),
              value: ThemeMode.light,
              groupValue: _themeMode,
              onChanged: (value) {
                setState(() {
                  _themeMode = value!;

mathiazhagan01

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      title: 'Flutter Demo',
      theme: ThemeData(
        colorScheme: ColorScheme.fromSwatch(primarySwatch: Colors.blue),
        scaffoldBackgroundColor: Colors.blue[100],
      ),
      darkTheme: ThemeData.dark(),

mathiazhagan01

class _RecyclerViewPageState extends State<RecyclerViewPage> {
  var movieList = [
    "Madras",
    "Kaala",
    "Kabali",
    "Sarpatta Parambarai",
    "Dhammam",
    "Natchathiram Nagargirathu",
    "Parieryum Perumal",
    "Karnan",

mathiazhagan01

  showDialog(
    context: context,
    builder: (BuildContext context) {
      return alert;
    },
  );

mathiazhagan01

  AlertDialog alert = AlertDialog(
    title: Text("Alert Dialog"),
    content: Text("Alert dialog with buttons"),
    actions: [cancelButton, okButton],
  );

mathiazhagan01

  Widget okButton = TextButton(
    child: Text("OK"),
    onPressed: () {
      print("OK button is clicked");
      Navigator.of(context).pop();
    },
  );