Linear flow in EJ2 TypeScript Stepper control

5 Jan 20245 minutes to read

The Stepper control enables users to progress sequentially through each step, ensuring navigation from one step to the next in a linear way by setting the linear property to true. The default value is false allowing navigation between any steps and vice versa.

The example demonstrates the functionality of both linear and non-linear flow in the Stepper.

import { Stepper, StepModel } from '@syncfusion/ej2-navigations';

let iconWithLabel: StepModel[] = [
  { label: 'Cart', iconCss: 'sf-icon-cart' },
  { label: 'Delivery Address', iconCss: 'sf-icon-transport' },
  { label: 'Payment', iconCss: 'sf-icon-payment'},
  { label: 'Confirmation', iconCss: 'sf-icon-success' }
];

let linearStepper: Stepper = new Stepper({
  steps: iconWithLabel,
  linear: true
});

linearStepper.appendTo('#stepper');

(window as any).updateLinear = (args: any) => {
  linearStepper.linear = (/true/).test(args.value) ? true : false;
  linearStepper.reset();
};
<!DOCTYPE html>
<html lang="en">

<head>
    <title>Essential JS 2 - Stepper</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no" />
    <meta name="description" content="Essential JS 2" />
    <meta name="author" content="Syncfusion" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-base/styles/material.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-popups/styles/material.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-navigations/styles/material.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-buttons/styles/material.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-splitbuttons/styles/material.css" rel="stylesheet" />

    <!--style reference from app-->
    <link href="styles.css" rel="stylesheet" />

    <!--system js reference and configuration-->
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
<script src="https://cdn.syncfusion.com/ej2/syncfusion-helper.js" type ="text/javascript"></script>
</head>
<body>
    <div id='loader'>LOADING....</div>
    <div id='container'>
        <div class="e-btn-group">
            <input type="radio" id="linear" name="Linear" value="true" onclick="updateLinear(this)" checked/>
            <label class="e-btn" for="linear">Linear</label>
            <input type="radio" id="nonLinear" name="Linear" value="false" onclick="updateLinear(this)" />
            <label class="e-btn" for="nonLinear">Non-Linear</label>
          </div>
          <div class="stepper-section"> 
            <nav id="stepper"></nav>
          </div>
    </div>
</body>
<style>
    #container {
        visibility: hidden;
    }

    #loader {
        color: #008cff;
        height: 40px;
        left: 45%;
        position: absolute;
        top: 45%;
        width: 30%;
    }
</style>
</html>
#container {
    text-align: center;
    margin-top: 30px;
    padding: 30px;
}
@font-face {
    font-family: 'Default';
    src:
    url(data:application/x-font-ttf;charset=utf-8;base64,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) format('truetype');
    font-weight: normal;
    font-style: normal;
}

[class^="sf-icon-"], [class*=" sf-icon-"] {
    font-family: 'Default' !important;
    speak: none;
    font-style: normal;
    font-weight: normal;
    font-variant: normal;
    text-transform: none;
    line-height: inherit;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.sf-icon-cart:before { content: "\e710"; }
.sf-icon-transport:before { content: "\e702"; }
.sf-icon-payment:before { content: "\e706"; }
.sf-icon-success:before { content: "\e715"; }

.stepper-section {
    margin: 50px 100px;
}