RFR: 8341281: Root TreeItem with null value breaks TreeTableView [v6]

[duke]

On Tue, 3 Jun 2025 13:23:35 GMT, Ziad El Midaoui <zelmidaoui at openjdk.org> wrote:

>> When the Root TreeItem is set to null, need to relayout to show the children items
>
> Ziad El Midaoui has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains eight additional commits since the last revision:
> 
>  - Merge branch 'openjdk:master' into 8341281.RootTreeItem
>  - Merge remote-tracking branch 'origin/8341281.RootTreeItem' into 8341281.RootTreeItem
>  - Minor change : new line added
>  - Adding fix to root item listener
>  - Merge remote-tracking branch 'origin/8341281.RootTreeItem' into 8341281.RootTreeItem
>  - Merge branch 'openjdk:master' into 8341281.RootTreeItem
>  - Headfull Test added
>  - Fixed issue with TreeTableView not showing the root's children when set to null

@Ziad-Mid 
Your change (at version 5c55cc0dd4cbcf7d0469e392ce127d93b22dffd5) is now ready to be sponsored by a Committer.

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PR Comment: https://git.openjdk.org/jfx/pull/1767#issuecomment-2937348939