RFR: 8313556: Create implementation of NSAccessibilitySlider protocol [v2]

[Alexander Zuev]

On Wed, 30 Aug 2023 14:21:48 GMT, Ambarish Rapte <arapte at openjdk.org> wrote:

>> Alexander Zuev has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Add commented out debug statements.
>
> I observed few warnings and behavioral differences.
> - Warnings:
> 1. modules/javafx.graphics/src/main/native-glass/mac/a11y/JFXSliderAccessibility.m:32:17: warning: method 'accessibilityFrame' in protocol 'NSAccessibilityElement' not implemented [-Wprotocol]
> 2. modules/javafx.graphics/src/main/native-glass/mac/a11y/JFXSliderAccessibility.m:32:17: warning: method 'accessibilityParent' in protocol 'NSAccessibilityElement' not implemented [-Wprotocol]
> 3. modules/javafx.graphics/src/main/native-glass/mac/a11y/JFXStepperAccessibility.m:32:17: warning: method 'accessibilityFrame' in protocol 'NSAccessibilityElement' not implemented [-Wprotocol]
> 4. modules/javafx.graphics/src/main/native-glass/mac/a11y/JFXStepperAccessibility.m:32:17: warning: method 'accessibilityParent' in protocol 'NSAccessibilityElement' not implemented [-Wprotocol]
> 5. modules/javafx.graphics/src/main/native-glass/mac/a11y/AccessibleBase.m:247:21: warning: 'NSObject' may not respond to 'clearParent'
> 
> - Behavior differences: 
> 1. Spinner: Changed values are not read by VoiceOver when we increase or decrease the value using arrow keys or  using Ctrl + Option + Up/Down keys ( Tested with Spinner app in Ensemble )
> 2. Slider: Values are read without % as suffix ( Tested with Styled tool bar app in Ensemble )

@arapte @andy-goryachev-oracle Ping. Can i ask for the review continuation?

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PR Comment: https://git.openjdk.org/jfx/pull/1226#issuecomment-1821703528