Hello Switch Flutter App

main.dart

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

void main() {
  runApp(MaterialApp(
      debugShowCheckedModeBanner: false,
      home: Scaffold(
        appBar: AppBar(
          title: Text("Hello Switch"),
        ),
        body: HelloSwitch(),
      )));
}

class HelloSwitch extends StatefulWidget {
  @override
  _HelloSwitchState createState() => _HelloSwitchState();
}

class _HelloSwitchState extends State<HelloSwitch> {
  bool isSwitch = false;
  @override
  Widget build(BuildContext context) {
    return Center(
      child: Row(
        mainAxisAlignment: MainAxisAlignment.center,
        children: [
          Text("Hello!"),
          //Testing the actual device platform of the user's device, if its iOs then show iOS switch, otherwise show Android switch
          Theme.of(context).platform == TargetPlatform.iOS
              ? CupertinoSwitch(
                  value: isSwitch,
                  onChanged: (toggle) {
                    setState(() {
                      isSwitch = toggle;
                    });
                  },
                )
              : Switch(
                  value: isSwitch,
                  onChanged: (bool toggle) {
                    setState(() {
                      isSwitch = toggle;
                    });
                  }),
        ],
      ),
    );
  }
}