RFR: 8313424: JavaFX controls in the title bar [v45]

[Andy Goryachev]

On Mon, 3 Feb 2025 14:33:43 GMT, Michael Strauß <mstrauss at openjdk.org> wrote:

>> Implementation of [`EXTENDED`](https://gist.github.com/mstr2/0befc541ee7297b6db2865cc5e4dbd09) and `EXTENDED_UTILITY` stage style.
>
> Michael Strauß has updated the pull request incrementally with one additional commit since the last revision:
> 
>   macOS bugfixes, default button behavior

modules/javafx.graphics/src/main/java/com/sun/javafx/scene/layout/HeaderButtonBehavior.java line 41:

> 39: import java.util.Optional;
> 40: 
> 41: public final class HeaderButtonBehavior implements EventHandler<MouseEvent> {

it might be better to call this class other than "behavior", "handler" perhaps?  mouse handler?

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PR Review Comment: https://git.openjdk.org/jfx/pull/1605#discussion_r1940273105