DropDownButton Accessibility
The DropDownButton is accessible by screen readers and provides WAI-ARIA, Section 508, WCAG 2.2, and keyboard support.
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Out of the box, the Kendo UI for jQuery DropDownButton provides extensive accessibility support and enables users with disabilities to acquire complete control over its features.
The DropDownButton is compliant with the Web Content Accessibility Guidelines (WCAG) 2.2 AA standards](https://www.w3.org/TR/WCAG22/) 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.
Main Button Element
The following table summarizes the selectors and attributes supported by the main button element of the DropDownButton:
| Selector | Attribute | Usage |
|---|---|---|
.k-menu-button |
role=button or nodeName=button
|
Omitted if the <button> DOM element is used. |
aria-label |
The attribute must be present when no text is initially visible in the button. | |
aria-expanded=true/false |
Announces the state of the popup visibility. | |
aria-haspopup=menu |
Indicates the presence of a menu popup. | |
aria-controls=.k-menu-group id |
Points to the popup element. Builds a relationship between the button and the popup. | |
.k-menu-button.k-disabled |
aria-disabled=true |
Rendered only when the button is disabled and the disabled attribute cannot be used. Applicable to the <button> or <input type="button"> elements. |
Popup Menu Element
The following table summarizes the selectors and attributes supported by the popup menu element of the DropDownButton:
| Selector | Attribute | Usage |
|---|---|---|
.k-menu-group |
role=menu |
Announces the menu role of the popup. |
aria-labelledby=.k-menu-button id |
Points to the button element. |
|
.k-menu-item |
role=menuitem |
Announces the menuitem role of the popup items. |
Resources
WAI-ARIA Authoring Practices: Navigation Menu Button Example
Section 508
The DropDownButton is fully compliant with the Section 508 requirements.
Testing
The DropDownButton has been extensively tested automatically with axe-core and manually with the most popular screen readers.
To report any accessibility issues, contact the team through the Telerik Support System.
Screen Readers
The DropDownButton has been tested with the following screen readers and browsers combinations:
| Environment | Tool |
|---|---|
| Firefox | NVDA |
| Chrome | JAWS |
| Microsoft Edge | JAWS |
Automated Testing
The DropDownButton has been tested with axe-core.
Test Example
A live test example of the DropDownButton component could be found here: https://demos.telerik.com/kendo-ui/accessibility/dropdownbutton