Cara Membuat Stepper Widget di Flutter

Cara Membuat Stepper Widget di Flutter

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Berikut ini root codification nya:

import 'package:flutter/material.dart'; void main() { runApp(const MyApp()); } class MyApp extends StatelessWidget { const MyApp({super.key}); @override Widget build(BuildContext context) { instrumentality MaterialApp( debugShowCheckedModeBanner: false, theme: ThemeData( useMaterial3: false, primarySwatch: Colors.green, ), home: const HomePage(), ); } } class HomePage extends StatefulWidget { const HomePage({super.key}); @override HomePageState createState() => HomePageState(); } class HomePageState extends State { int currentStep = 0; bool isVerticalStepper = true; stepTapped(int step) { setState(() => currentStep = step); } stepContinue() { currentStep < 2 ? setState(() => currentStep += 1) : null; } stepCancel() { currentStep > 0 ? setState(() => currentStep -= 1) : null; } @override Widget build(BuildContext context) { instrumentality Scaffold( appBar: AppBar( title: const Text('Stepper Flutter'), ), body: Column( children: [ SwitchListTile( title: const Text('Switch Stepper'), subtitle: const Text('vertical/horizontal direction'), value: isVerticalStepper, onChanged: (_) { setState(() { isVerticalStepper = !isVerticalStepper; }); }), const Divider( thickness: 2, height: 30, ), Expanded( child: Stepper( type: isVerticalStepper ? StepperType.vertical : StepperType.horizontal, physics: const ScrollPhysics(), currentStep: currentStep, onStepTapped: (step) => stepTapped(step), controlsBuilder: (context, _) { instrumentality Row( children: [ TextButton( onPressed: () { stepContinue(); }, child: const Text( 'Berikutnya', style: TextStyle(color: Colors.green), ), ), TextButton( onPressed: () { stepCancel(); }, child: const Text( 'Batal', style: TextStyle(color: Colors.grey), ), ), ], ); }, steps: [ Step( title: const Text('Nama'), content: Column( children: [ TextFormField( decoration: const InputDecoration( labelText: 'Nama Anda' ), ), ], ), isActive: currentStep >= 0, state: currentStep >= 0 ? StepState.complete : StepState.disabled, ), Step( title: const Text('Telp'), content: Column( children: [ TextFormField( decoration: const InputDecoration( labelText: 'No. Telp' ), ), ], ), isActive: currentStep >= 0, state: currentStep >= 1 ? StepState.complete : StepState.disabled, ), Step( title: const Text('Alamat'), content: Column( children: [ TextFormField( decoration: const InputDecoration( labelText: 'Alamat Lengkap' ), ), ], ), isActive: currentStep >= 0, state: currentStep >= 2 ? StepState.complete : StepState.disabled, ), ], ), ), ], ), ); } }

Untuk Output-nya nanti seperti ini:

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