fix(slide-toggle): input element should use switch role #15073
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Based on the discussion in angular#14949 and the feedback from a Google a11y expert on what role the underlying input of the `slide-toggle` should use, we now explicitly specify the new `switch` role. This is should improve accessibility because practically the `slide-toggle` is neither always causing an immediately effective value change (like a `button`), nor does its value only become effective on form submission (like a `role="checkbox`) Read more here: https://www.w3.org/TR/wai-aria-1.1/#switch Fixes angular#14949.
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cla: yes
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Which screenreaders did you test this with? |
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@jelbourn I've tested it on VoiceOver: Safari and Chrome, and Narrator: Edge. Everything worked as expected. Just a small difference was that Narrator said |
Set aria-checked attribute for ARIA spec compliance
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Based on the discussion in #14949 and the feedback from a Google a11y expert on what role the underlying input of the `slide-toggle` should use, we now explicitly specify the new `switch` role. This is should improve accessibility because practically the `slide-toggle` is neither always causing an immediately effective value change (like a `button`), nor does its value only become effective on form submission (like a `role="checkbox`) Read more here: https://www.w3.org/TR/wai-aria-1.1/#switch Fixes #14949.
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Based on the discussion in #14949 and the feedback from a Google a11y expert on
what role the underlying input of the
slide-toggleshould use, we now explicitlyspecify the new
switchrole.This is should improve accessibility because practically the
slide-toggleis neither always causing an immediately effective value change
(like a
button), nor does its value only become effective on formsubmission (like a
role="checkbox)Read more here: https://www.w3.org/TR/wai-aria-1.1/#switch. Similar to what mdc recommends.
Fixes #14949.