RFR: 8341514: Add reducedMotion and reducedTransparency preferences [v2]

[Michael Strauß]

On Mon, 7 Oct 2024 14:42:36 GMT, Kevin Rushforth <kcr at openjdk.org> wrote:

>> Michael Strauß has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   small changes
>
> modules/javafx.graphics/src/main/java/javafx/application/Platform.java line 598:
> 
>> 596:          * @since 24
>> 597:          */
>> 598:         ReadOnlyBooleanProperty reducedMotionProperty();
> 
> Adding a new method  without a default implementation to an interface is an incompatible change. Since we do not expect that an application would ever implement this interface, this seems OK to me.
> 
> We should either add an `@implSpec` to the class docs indicating that applications should not implement  `Platform.Preferences` or make it a sealed interface.

Good point, I've sealed the interface.

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PR Review Comment: https://git.openjdk.org/jfx/pull/1592#discussion_r1790439003