Blazor PanelBar Accessibility
Out of the box, the Telerik UI for Blazor PanelBar provides extensive accessibility support and enables users with disabilities to acquire complete control over its features.
The PanelBar is compliant with the Web Content Accessibility Guidelines (WCAG) 2.2 AA 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.
| Selector | Attribute | Usage |
|---|---|---|
.k-panelbar | role=tree | The root element of the PanelBar has role tree. |
aria-activedescendant=.k-item id | Points to the currently focused item in the PanelBar. | |
.k-panelbar-group | role=group | The ul element that wraps child nodes. |
[aria-expanded='false']>.k-panelbar-group | aria-hidden=true | Hides the group element from assistive technologies when its parent is not expanded. |
.k-item | role=treeitem | The li element rendered for a PanelBar item. |
aria-expanded=true/false | Announces the expanded state of the item (if expandable). It is true when expanded, and false when collapsed. | |
aria-selected=true/false | Announces the selected state of the item. |
Resources
ARIA practices Navigation Treeview Example
Section 508
The PanelBar is fully compliant with the Section 508 requirements.
Testing
The PanelBar 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 PanelBar has been tested with the following screen readers and browsers combinations:
| Environment | Tool |
|---|---|
| Firefox | NVDA |
| Chrome | JAWS |
| Microsoft Edge | JAWS |
Keyboard Navigation
For details on how the PanelBar keyboard navigation works, refer to the Blazor PanelBar Accessibility and Keyboard Navigation Demo.