@progress/wct-a11y-spec/dist/vue/aria/tabstrip_aria.md

Contains accessibility and keyboard navigation specification of Telerik and Kendo web components.

Out of the box, the Kendo UI for Vue TabStrip provides extensive accessibility support and enables users with disabilities to acquire complete control over its features.


The TabStrip is compliant with the [Web Content Accessibility Guidelines (WCAG) 2.2 AA](https://www.w3.org/TR/WCAG22/) standards and [Section 508](https://www.section508.gov/) requirements, follows the [Web Accessibility Initiative - Accessible Rich Internet Applications (WAI-ARIA)](https://www.w3.org/WAI/ARIA/apg/) best practices for implementing the [keyboard navigation](#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.

| Selector | Attribute | Usage |
| -------- | --------- | ----- |
| `.k-tabstrip-items` | `role=tablist` | Indicates the tablist role for the ul element of the TabStrip. |
| `.k-tabstrip.k-tabstrip-left .k-tabstrip-items,.k-tabstrip.k-tabstrip-right .k-tabstrip-items` | `aria-orientation=vertical` | Indicates the orientation of the tablist container element. The attribute is rendered only when the orientation of the component is vertical as the `tablist` role comes with default horizontal orientation. |
| `.k-tabstrip-item` | `role=tab` | The tab `li` element. |
| `.k-tabstrip .k-item.k-active` | `aria-selected=true` | Announces the selected state of the tab. |
|  | `aria-controls=.k-tabstrip-content id` | Announces the relation between the panel and active tab. |
| `.k-tabstrip-content` | `role=tabpanel` | The content `div` of the tab. |
|  | `aria-hidden=true` | Only if the component implements a feature to control whether the content should be persisted. |
|  | `aria-labelledby=.k-tabstrip-item id` | Refers to the tab element that controls the panel. |
| `.k-tabstrip .k-button` | `aria-hidden=true` | Introduce aria-hidden attribute for the scrollable buttons. The buttons are not included in the tabsequence. Navigating through arrow keys would |

## Resources

[WAI-ARIA specification for tablist](https://www.w3.org/TR/wai-aria-1.2/#tablist)

[WAI-ARIA practices: TabList example](https://www.w3.org/WAI/ARIA/apg/example-index/tabs/tabs-automatic.html)

## Section 508


The TabStrip is fully compliant with the [Section 508 requirements](http://www.section508.gov/).

## Testing


The TabStrip has been extensively tested automatically with [axe-core](https://github.com/dequelabs/axe-core) and manually with the most popular screen readers.

> To report any accessibility issues, contact the team through the [Telerik Support System](https://www.telerik.com/account/support-center).

### Screen Readers


The TabStrip has been tested with the following screen readers and browsers combinations:

| Environment | Tool |
| ----------- | ---- |
| Firefox | NVDA |
| Chrome | JAWS |
| Microsoft Edge | JAWS |