fuse-angular/src/assets/angular-material-examples/stepper-overview/stepper-overview-example.ts

import {Component, OnInit} from '@angular/core';
import {FormBuilder, FormGroup, Validators} from '@angular/forms';

/**
 * @title Stepper overview
 */
@Component({
  selector: 'stepper-overview-example',
  templateUrl: 'stepper-overview-example.html',
  styleUrls: ['stepper-overview-example.css']
})
export class StepperOverviewExample implements OnInit {
  isLinear = false;
  firstFormGroup: FormGroup;
  secondFormGroup: FormGroup;

  constructor(private _formBuilder: FormBuilder) { }

  ngOnInit() {
    this.firstFormGroup = this._formBuilder.group({
      firstCtrl: ['', Validators.required]
    });
    this.secondFormGroup = this._formBuilder.group({
      secondCtrl: ['', Validators.required]
    });
  }
}