RFR: 8313138: Horizontal Scrollbar Keyboard enhancement [v5]

[Andy Goryachev]

On Mon, 1 Apr 2024 19:27:17 GMT, Andy Goryachev <angorya at openjdk.org> wrote:

>> Adding alt-ctrl-LEFT/RIGHT (option-command-LEFT/RIGHT) key bindings to
>> 
>> - ListView
>> - TreeView
>> - TableView
>> - TreeTableView
>> 
>> to support keyboard-only horizontal scrolling.  The main reason for the change is to improve accessibility.
>> 
>> **NOTE: For controls in right-to-left orientation, the direction is reversed.**
>> 
>> As far as I can tell, these key combinations do not interfere with editing.
>> 
>> The proposed solution can be further optimized by adding a public method to the VirtualFlow class, something like
>> 
>> 
>> public void horizontalUnitScroll(boolean right);
>> 
>> 
>> Q: Does this change require a CSR to explain the change in the controls' behavior?  We don't yet have the key bindings documented in /doc-files/behavior
>> 
>> Note:
>> Jenkins headful test passed on all mac configurations, failed on all linux configurations (master branch failed also, so it is test issue), while windows configuration is not yet available.
>
> Andy Goryachev 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 14 additional commits since the last revision:
> 
>  - tests
>  - cleanup
>  - node orientation
>  - Merge remote-tracking branch 'origin/master' into 8313138.horizontal
>  - table view behavior
>  - tree view behavior
>  - list view behavior
>  - orientation
>  - Merge remote-tracking branch 'origin/master' into 8313138.horizontal
>  - Merge branch 'master' into 8313138.horizontal
>  - ... and 4 more: https://git.openjdk.org/jfx/compare/3ef18774...5bae5e7a

... but nothing should prevent the maintainers of ControlsFx from adding this functionality to the GridView.

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PR Comment: https://git.openjdk.org/jfx/pull/1393#issuecomment-2096838107