RFR: 8370446: Support dialogs with StageStyle.EXTENDED (Preview) [v6]

[Andy Goryachev]

On Tue, 18 Nov 2025 16:49:07 GMT, Michael Strauß <mstrauss at openjdk.org> wrote:

>> Adds the `DialogPane.headerBar` property, which allows developers to specify a custom `HeaderBar` when the dialog uses the `EXTENDED` stage style.
>
> Michael Strauß has updated the pull request incrementally with one additional commit since the last revision:
> 
>   skip preview feature check for internal use

Marked as reviewed by angorya (Reviewer).

modules/javafx.controls/src/main/java/javafx/scene/control/DialogPane.java line 506:

> 504:     }
> 505: 
> 506:     // This method skips the preview feature check for internal use and can be removed when HeaderBar is finalized.

I wonder if a comment should be added to the JBS ticket listing the things that need to be undone, lest we forget.

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PR Review: https://git.openjdk.org/jfx/pull/1943#pullrequestreview-3479103169
PR Review Comment: https://git.openjdk.org/jfx/pull/1943#discussion_r2539193935