RFR: 8348936: [Accessibility,macOS,VoiceOver] VoiceOver doesn't announce untick on toggling the checkbox with "space" key on macOS [v4]

[Damon Nguyen]

On Tue, 18 Feb 2025 11:15:57 GMT, Abhishek Kumar <abhiscxk at openjdk.org> wrote:

>> VoiceOver doesn't announce the _untick state_ when Checkbox is `deselected` using **space** key. When CheckBox is deselected, the state change is not notified to a11y client (VoiceOver) and so the state is not announced by VO. 
>> 
>> Screen Magnifier is also unable to magnify the unchecked state of JCheckBox due to same reason and is captured as separate bug [JDK-8345728](https://bugs.openjdk.org/browse/JDK-8345728).
>> 
>> Proposed fix is to send the state change notification to a11y client when checkbox is deselected, this resolves the problem for VoiceOver and Screen Magnifier.
>> 
>> Similar issue observed for JToggleButton. So, I extended the fix for JToggleButton as well.
>> 
>> The proposed change can be verified the manual test in the PR.
>> 
>> CI pipeline testing is `OK`, link posted in JBS.
>
> Abhishek Kumar has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Minor test instruction formatting

Tested checking/unchecking checkboxes on TestJCheckBoxToggleAccessibility.java and on SwingSet2 on MacOS 15.3.1 with VoiceOver. Spacebar is correctly working now.

-------------

Marked as reviewed by dnguyen (Committer).

PR Review: https://git.openjdk.org/jdk/pull/23436#pullrequestreview-2625354449