RFR: 8334874: Horizontal scroll events from touch pads should scroll the TabPane tabs

[Kevin Rushforth]

On Mon, 24 Jun 2024 19:37:02 GMT, Andy Goryachev <angorya at openjdk.org> wrote:

> 1. For Side.LEFT/RIGHT, reverse the direction. What we have now is inconsistent with the movement of e.g. ListView (can be seen if using track pad with the list view and TabPane in the Monkey Tester):

I don't recommend doing that as part of this PR. That would be a noticeable behavior change, and warrants more discussion.

> 2. Since now the TabPane movement correctly reflects the orientation of track pad gesture, we need to reverse the movement when TabPane effective nodeOrientation is RTL.

Do ScrollPane or ListView work this way already? If they do, then it seems reasonable to do the same here. Otherwise, I'm not sure we should do this for TabPane in isolation.

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PR Comment: https://git.openjdk.org/jfx/pull/1486#issuecomment-2187504918