RFR: 8283404: [macos] a11y : Screen magnifier does not show JMenu name

[Sergey Bylokhov]

On Fri, 31 Mar 2023 15:27:50 GMT, Abhishek Kumar <abhiscxk at openjdk.org> wrote:

> It seems that the accessibility role returned by the MenuAccessibility class is not correct for top level menu.
> 
> Added a condition check to return the accessibility role as `NSAccessibilityMenuBarItemRole` in stead of `NSAccessibilityMenuRole` for top level menu whose parent is `menubar`. 
> 
> The solution works correctly for screen magnifier as well as voice over. 
> 
> A manual test case is added to verify the fix.
> 
> Note: Tried implementing few a11y methods to fix but for top level menu with `NSAccessibilityMenuRole` doesn't return the a11y label.

test/jdk/javax/accessibility/JMenu/TestJMenuScreenMagnifier.java line 48:

> 46:                 "System Preference -> Accessibility -> Zoom -> " +
> 47:                 "Select ( Enable Hover Text) \n\n" +
> 48:             "2) Run with -Djavax.accessibility.screen_magnifier_present=true" +

What the user should "Run" at this step?

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PR Review Comment: https://git.openjdk.org/jdk/pull/13271#discussion_r1154683797