Bug 219284

Summary: The scroll-behavior:smooth element can't scroll when drag select action crosses frames
Product: WebKit Reporter: cathiechen <cathiechen>
Component: ScrollingAssignee: cathiechen <cathiechen>
Status: NEW ---    
Severity: Normal CC: changseok, esprehn+autocc, ews-watchlist, fred.wang, glenn, kondapallykalyan, nmouchtaris, pdr, simon.fraser, thorton, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Bug Depends on:    
Bug Blocks: 208566    
Attachments:
Description Flags
Patch
none
Patch cathiechen: review?

Description cathiechen 2020-11-25 07:11:11 PST 
eventHandler().autoscrollInProgress() is only effective in the current frame, while in RenderLayer::scrollRectToVisible it might cross frames.
Comment 1 cathiechen 2020-11-25 07:33:48 PST 
Created attachment 414863 [details]
Patch
Comment 2 cathiechen 2020-11-26 02:55:06 PST 
Created attachment 414888 [details]
Patch
Comment 3 cathiechen 2020-11-27 04:18:54 PST 
Comment on attachment 414888 [details]
Patch

Hi,
I think this patch is ready to review. Please take a look, thanks!
Comment 4 Radar WebKit Bug Importer 2020-12-02 07:12:15 PST 
<rdar://problem/71893259>