Stepper

import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: MyPage(),
    );
  }
}

class MyPage extends StatefulWidget {
  @override
  _MyPageState createState() => _MyPageState();
}

class _MyPageState extends State<MyPage> {
  int _index = 0;
  @override
  Widget build(BuildContext context) {
    return Scaffold(
        body: Container(
            child: Stepper(
      steps: [
        Step(
            title: Text("Task-1"),
            content: Text(""),
            subtitle: Text("Compled"),
            isActive: true,
            state: StepState.complete),
        Step(
            title: Text("Task-2"),
            content: Text(""),
            subtitle: Text("Compled"),
            isActive: true,
            state: StepState.complete),
        Step(
            title: Text("Task-3"),
            content: Text(""),
            subtitle: Text("Compled"),
            isActive: true,
            state: StepState.disabled),
        Step(
            title: Text("Task-4"),
            content: Text(""),
            subtitle: Text("Compled"),
            isActive: true,
            state: StepState.editing),
        Step(
            title: Text("Task-5"),
            content: Text(""),
            subtitle: Text("Compled"),
            isActive: true,
            state: StepState.error),
        Step(
            title: Text("Task-6"),
            content: Text(""),
            subtitle: Text("Compled"),
            isActive: true,
            state: StepState.complete),
        Step(
            title: Text("Task-7"),
            content: Text(""),
            subtitle: Text("Compled"),
            isActive: true,
            state: StepState.complete),
      ],
      currentStep: _index,
      onStepTapped: (index) {
        setState(() {
          _index = index;
        });
      },
      controlsBuilder: (BuildContext context,{VoidCallback onStepContinue,VoidCallback onStepCancel})=>Container(),
    )));
  }
}