Bug 249613

Summary:	[UI-side compositing] Wheel events sent to the web process need to sometimes trigger scrolling
Product:	WebKit	Reporter:	Simon Fraser (smfr) <simon.fraser>
Component:	Scrolling	Assignee:	Simon Fraser (smfr) <simon.fraser>
Status:	RESOLVED FIXED
Severity:	Normal	CC:	Hironori.Fujii, simon.fraser, webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	WebKit Nightly Build
Hardware:	Unspecified
OS:	Unspecified

Description Simon Fraser (smfr) 2022-12-19 15:48:27 PST

If a wheel event hits the non-fast-scrollable area, then we need to send the events with the correct "processing steps" to the web process so we know whether to run the scrolling logic.

Comment 1 Radar WebKit Bug Importer 2022-12-19 15:49:14 PST

<rdar://problem/103534392>

Comment 2 Simon Fraser (smfr) 2022-12-19 16:32:33 PST

Pull request: https://github.com/WebKit/WebKit/pull/7883

Comment 3 EWS 2022-12-20 10:27:22 PST

Committed 258145@main (815e52db702d): <https://commits.webkit.org/258145@main>

Reviewed commits have been landed. Closing PR #7883 and removing active labels.

Comment 4 Fujii Hironori 2022-12-20 17:02:44 PST

Bug 249687 – [WinCairo] REGRESSION(258145@main) wheel events can't scroll the page