Accessibility in Blazor Menu Bar Component
25 Mar 20244 minutes to read
The Blazor Menu bar component followed the accessibility guidelines and standards, including ADA, Section 508, WCAG 2.2 standards, and WCAG roles that are commonly used to evaluate accessibility.
The accessibility compliance for the Blazor Menu bar component is outlined below.
Accessibility Criteria | Compatibility |
---|---|
WCAG 2.2 Support | |
Section 508 Support | |
Screen Reader Support | |
Right-To-Left Support | |
Color Contrast | |
Mobile Device Support | |
Keyboard Navigation Support | |
Axe-core Accessibility Validation |
WAI-ARIA attributes
The Blazor Menu bar component followed the WAI-ARIA patterns to meet the accessibility. The following ARIA attributes are used in the Blazor Menu bar component:
Attributes | Purpose |
---|---|
role |
Indicates Menu bar component’s root Menu bar as menubar , popup as menu , and the popup items as menu item . |
aria-haspopup |
Indicates the availability and type of interactive popup element. |
aria-expanded |
Indicates whether the subtree can be expanded or collapsed, and indicates whether its current state can be expanded or collapsed. |
aria-orientation |
Indicates whether the orientation is horizontal or vertical. The default orientation is horizontal. |
aria-label |
Indicates the menu item text. |
aria-disabled |
Indicates the state of menu item whether it is disabled. |
Keyboard interaction
The Blazor Menu bar component followed the keyboard interaction guideline, making it easy for people who use assistive technologies (AT) and those who completely rely on keyboard navigation. The following keyboard shortcuts are supported by the Blazor Menu Bar component.
Press | To do this |
---|---|
Esc | Closes the sub Menu that contains focus and returns focus to the parent element. |
Enter | Opens the sub Menu if focused menu item has sub Menu, and places focus on its first item or activates the item and closes the sub menu. |
Up | Navigates up or to the previous menu item. |
Down | Navigates down or to the next menu item. |
Left | Closes the current sub menu and navigates to the parent menu. |
Right | Navigates and open the next sub menu. |
Home | Focuses the first item. |
End | Focuses the last item. |
Ensuring accessibility
The Blazor Menu Bar component’s accessibility levels are ensured through an axe-core with playwright tests.
The accessibility compliance of the Blazor Menu Bar component is shown in the following sample. Open the sample in a new window to evaluate the accessibility of the Blazor Menu Bar component with accessibility tools.