On Sun, 4 Jan 2026 01:45:10 GMT, Michael Strauß <[email protected]> wrote:

>> The `HeaderBar` control currently has three areas: `leading`, `center`, and 
>> `trailing`. Additionally, there's `leftSystemInset` and `rightSystemInset`, 
>> which are not RTL adjusted. I've come to the understanding that there is no 
>> particularly good reason for this, because every time you would want to use 
>> this information for layout purposes, it should also be adjusted for RTL.
>> 
>> With this in mind, there are three changes for the `HeaderBar` control:
>> 1. Rename `leading` to `left`, and `trailing` to `right`, which aligns the 
>> terminology with `BorderPane`.
>> 2. Adjust `leftSystemInset` and `rightSystemInset` for RTL.
>> 3. Make `leftSystemInset`, `rightSystemInset`, and `minSystemHeight` 
>> attached properties for `Stage`.
>> 
>> With this change, the `HeaderBar` control is more semantically consistent 
>> and easier to use, and the renamed `left` and `right` areas now show its 
>> close relationship with `BorderPane`.
>> 
>> In addition to that, two new `HeaderDragType` constants are added:
>> * `TRANSPARENT`: when set on a node, excludes the node from draggable-area 
>> hit testing
>> * `TRANSPARENT_SUBTREE`: the same, but also applies to the node's subtree
>
> Michael Strauß has updated the pull request incrementally with one additional 
> commit since the last revision:
> 
>   align Linux/Windows behavior when clicking on resize border

modules/javafx.graphics/src/main/java/com/sun/glass/ui/gtk/GtkWindow.java line 
278:

> 276:             HT_UNSPECIFIED,
> 277:             HT_CAPTION,
> 278:             HT_CLIENT

would it be better to declare int constants directly, especially since they are 
linked to the native declarations?

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PR Review Comment: https://git.openjdk.org/jfx/pull/1936#discussion_r2666426696

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