On Thu, 3 Sep 2026 22:10:39 GMT, Michael Strauß <[email protected]> wrote:
>> For the longest time, I've had the impression that scrolling in JavaFX is >> not quite right. Looking at it, that suspicion is quickly confirmed: the >> scroll distance is incorrectly divided by the render scale. >> >> To reproduce, open MonkeyTester and scroll a ListView. On Windows 11 with a >> system setting of 3 lines per detent, the ListView scrolls exactly 3 lines >> at 100% render scale, 2 lines at 150% render scale, and 1.5 lines at 200% >> render scale. >> >> The render scale conversion was introduced in 2015 when High-DPI support was >> added. However, mouse wheel rotation is a dimensionless number, it shouldn't >> be scaled at all. A line is a line, no matter the render scale. >> >> --------- >> - [x] I confirm that I make this contribution in accordance with the >> [OpenJDK Interim AI Policy](https://openjdk.org/legal/ai). > > Michael Strauß has updated the pull request incrementally with one additional > commit since the last revision: > > javadocs thank you for adding the comments. ------------- Marked as reviewed by angorya (Reviewer). PR Review: https://git.openjdk.org/jfx/pull/2282#pullrequestreview-5107344019
