Future class Alert Dialog

 import "package:flutter/material.dart";

void main()
{
  runApp(MyApp());
}
class MyApp extends StatelessWidget
{
  MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: "Alert Dialog using Future class",
      debugShowCheckedModeBanner: false,
      theme: ThemeData(
        primarySwatch: Colors.teal,
      ),
      home: FirstFuture(),
    );
  }
}
class FirstFuture extends StatelessWidget
{
  FirstFuture({super.key});

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text("Alert Dialog using Future Class"),
        centerTitle: true,
      ),
      body: Center(
        child: ElevatedButton(
          onPressed: (){
            _dialogBuilder(context);
          },
          child: const Text("Open Dialog"),
        ),
      ),
    );
  }

  Future<void> _dialogBuilder(BuildContext context) {
    return showDialog(
      context: context,
      builder: (BuildContext context) {
        return AlertDialog(
          title: const Text("Basic dialog title"),
          content: Text("A dialog is a type of modal window that\n appears in front of app content to\n"
              "provide critical information, or prompt\n for a decision to be made."),
          actions: <Widget>[
            TextButton(
              onPressed: (){
                Navigator.pop(context);
              },
              child: const Text("Disable"),
            ),
            TextButton(
              onPressed: (){
                Navigator.pop(context);
              },
              child: const Text("Enable"),
            ),
          ],
        );
      },
    );
  }
}