Accessibility in EJ2 JavaScript Toast

4 Sep 20265 minutes to read

The Toast component has been designed with WAI-ARIA specifications in mind by applying the WAI-ARIA roles, states, and properties with the keyboard support. It provides information about the elements in a document for assistive technology.

The Toast component follows the accessibility guidelines and standards, including ADA, Section 508, WCAG 2.2 standards, and WCAG roles that are commonly used to evaluate accessibility.

The accessibility compliance for the Toast component is outlined below.

Accessibility Criteria Compatibility
WCAG 2.2 Support Yes
Section 508 Support Yes
Screen Reader Support Yes
Right-To-Left Support Yes
Color Contrast Yes
Mobile Device Support Yes
Keyboard Navigation Support Not Applicable
Accessibility Checker Validation Yes
Axe-core Accessibility Validation Yes
Yes - All features of the component meet the requirement.
Intermediate - Some features of the component do not meet the requirement.
No - The component does not meet the requirement.

WAI-ARIA attributes

Class Description
role alert: Identifies the element as a container when alert content will be added or updated. 
ej.base.enableRipple(true);

//Initialize Toast component
var toast = new ej.notifications.Toast({
    title: 'Matt sent you a friend request',
    content: 'You have a new friend request yet to accept',
    target: document.body,
    timeOut: 0
});

//Render initialized Toast component
toast.appendTo('#element');
toast.show();
<!DOCTYPE html><html lang="en"><head>
    <title>Essential JS 2 Toast</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="Typescript Toolbar Controls">
    <meta name="author" content="Syncfusion">
    <link href="index.css" rel="stylesheet">
    <link href="https://cdn.syncfusion.com/ej2/34.2.2/material.css" rel="stylesheet">
    
    
<script src="https://cdn.syncfusion.com/ej2/34.2.2/dist/ej2.min.js" type="text/javascript"></script>
</head>

<body>
    
    <div id="container">
        <div class="row"> <button class="e-btn" id="show_toast"> Show Toast</button> </div>
        <div id="element"></div>
        <br><br>
        <div id="result"></div>
        <div id="templateToast" style="display: none;color:red"> System affected by virus !!! </div>
    </div>


<script>
var ele = document.getElementById('container');
if(ele) {
  ele.style.visibility = "visible";
}   
      </script>
<script src="index.js" type="text/javascript"></script>
</body></html>

Ensuring accessibility

The Toast component’s accessibility levels are ensured through an accessibility-checker and axe-core software tools during automated testing.

The accessibility compliance of the Toast component is shown in the following sample. Open the sample in a new window to evaluate the accessibility of the Toast component with accessibility tools.

See also