JavaScript/jQuery List - Accessibility

Accessibility Features Overview

NOTE
The overall accessibility level of your application depends on the List features you use.
Accessibility Requirement Support Level
Right-to-Left Support
Keyboard Navigation Support
Screen Reader Support
Contrast Color Theme
Mobile Device Support
Lighthouse Accessibility Validation
Axe Accessibility Validation
WAVE Accessibility Validation
Section 508 Support
WCAG 2.x Support
  • - All component features meet the requirement
  • - Some component features may not meet the requirement
  • - Accessibility requirement is not supported

Accessibility Standards Compliance

The List component complies to all Section 508 and WCAG 2.x standards criteria except the following:

Section 508 criteria WCAG 2.x criteria Exception description
502.3.10 List of Actions
11.5.2.11 List of available actions
- List does not supply information about the reorder and remove operations.

Keyboard Navigation

A user can use the following keys to interact with the List component:

Key Action
↑ / ↓ Moves focus to the previous/next item.
Page Up / Page Down Moves focus to the item located a screen above/below the current one.
Home / End Moves focus to the first/last item.
Enter or Space Selects the focused item.
Shift + ↑ / ↓ Shifts the focused item one item up/down. Active if the allowItemReordering property is set to true.
Delete Removes the focused item. Active if the allowItemDeleting property is set to true.

Use the registerKeyHandler(key, handler) method to implement a custom handler for a key.

App.js
  • import React from 'react';
  • import 'devextreme/dist/css/dx.light.css';
  •  
  • import { List } from 'devextreme-react/list';
  •  
  • class App extends React.Component {
  • constructor(props) {
  • super(props);
  •  
  • this.listRef = React.createRef();
  • }
  •  
  • render() {
  • return (
  • <List ref={this.listRef} />
  • );
  • }
  •  
  • get list() {
  • return this.listRef.current.instance;
  • }
  •  
  • componentDidMount() {
  • this.list.registerKeyHandler('backspace', function(e) {
  • // The argument "e" contains information on the event
  • });
  • this.list.registerKeyHandler('space', function(e) {
  • // ...
  • });
  • }
  • }
  •  
  • export default App;

Screen Reader Support

The List component supports screen readers and complies to WAI-ARIA standards.