Accessibility Support
Out of the box, the Telerik and Kendo UI MultiColumnComboBox provides extensive accessibility support and enables users with disabilities to acquire complete control over its features.
The MultiColumnComboBox is compliant with the Web Content Accessibility Guidelines (WCAG) 2.2 standards and Section 508 requirements, follows the Web Accessibility Initiative - Accessible Rich Internet Applications (WAI-ARIA) best practices for implementing the keyboard navigation for its component role, provides options for managing its focus and is tested against the most popular screen readers.
WAI-ARIA
This section lists the selectors, attributes, and behavior patterns supported by the component and its composite elements, if any.
The MultiColumnComboBox implements the same ARIA specification as the ComboBox component.
Keyboard Shortcuts
| Shortcut | Behavior |
|---|---|
Down Arrow | Selects the next available item. |
Up Arrow | Selects the previous available item. |
Alt/Opt(Mac) Down | Opens pop up |
Alt/Opt(Mac) Up or Esc | Closes popup |
Esc | Clears the value if popup is not visible |
Typing in the input should focus matched item.
The Popup element of the component must implement the KB specification for a Popup List component.
| Shortcut | Behavior |
|---|---|
Down Arrow | Moves the focus to the next item. |
Up Arrow | Moves the focus to the previous item. |
Alt (or Opt on Mac) + Up Arrow or Esc | Closes the popup. |
Home | Moves the focus to the first item. Applicable only when the currently focused element is not an input. When an input is the focused element, the Home and End keys are used for the cursor position. |
End | Moves the focus to the last item. Applicable only when the currently focused element is not an input. When an input is the focused element, the Home and End keys are used for the cursor position. |
Enter | Selects the item. |
Page Up | Scrolls the popup list up. |
Page Down | Scrolls the popup list down. |
Tab | Closes the popup and focuses the next focusable element. |
Testing
The MultiColumnComboBox has been extensively tested automatically with axe-core and manually with the most popular screen readers.
Screen Readers
The MultiColumnComboBox has been tested with the following screen readers and browsers combinations:
| Environment | Tool |
|---|---|
| Firefox | NVDA |
| Chrome | JAWS |
| Microsoft Edge | JAWS |
