Improve a11y document and dropdown item (#29753)

Co-authored-by: silverwind <me@silverwind.io>

(cherry picked from commit e01b0014de5b732181ac42c03a77c21219f88c6a)
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wxiaoguang 2024-03-13 21:44:46 +08:00 committed by Gergely Nagy
parent f99cf911e8
commit 1d4bf7e211
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2 changed files with 6 additions and 6 deletions

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@ -2,10 +2,10 @@
This document is used as aria/accessibility(a11y) reference for future developers.
There are a lot of a11y problems in the Fomantic UI library. This `aria.js` is used
as a workaround to make the UI more accessible.
There are a lot of a11y problems in the Fomantic UI library. Files in
`web_src/js/modules/fomantic/` are used as a workaround to make the UI more accessible.
The `aria.js` is designed to avoid touching the official Fomantic UI library,
The aria-related code is designed to avoid touching the official Fomantic UI library,
and to be as independent as possible, so it can be easily modified/removed in the future.
To test the aria/accessibility with screen readers, developers can use the following steps:
@ -14,7 +14,7 @@ To test the aria/accessibility with screen readers, developers can use the follo
* Press `Command + F5` to turn on VoiceOver.
* Try to operate the UI with keyboard-only.
* Use Tab/Shift+Tab to switch focus between elements.
* Arrow keys to navigate between menu/combobox items (only aria-active, not really focused).
* Arrow keys (Option+Up/Down) to navigate between menu/combobox items (only aria-active, not really focused).
* Press Enter to trigger the aria-active element.
* On Android, you can use TalkBack.
* Go to Settings -> Accessibility -> TalkBack, turn it on.
@ -75,7 +75,7 @@ Fomantic Dropdown is designed to be used for many purposes:
Fomantic Dropdown requires that the focus must be on its primary element.
If the focus changes, it hides or panics.
At the moment, `aria.js` only tries to partially resolve the a11y problems for dropdowns with items.
At the moment, the aria-related code only tries to partially resolve the a11y problems for dropdowns with items.
There are different solutions:

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@ -38,7 +38,7 @@ function updateMenuItem(dropdown, item) {
if (!item.id) item.id = generateAriaId();
item.setAttribute('role', dropdown[ariaPatchKey].listItemRole);
item.setAttribute('tabindex', '-1');
for (const a of item.querySelectorAll('a')) a.setAttribute('tabindex', '-1');
for (const el of item.querySelectorAll('a, input, button')) el.setAttribute('tabindex', '-1');
}
// make the label item and its "delete icon" has correct aria attributes