Bug 208178

Summary:

Element with position: sticky flickers when scrolling if layout is triggered

Product:

WebKit

Reporter:

p_stas1997

Component:

Scrolling

Assignee:

Nobody <webkit-unassigned>

Status:

NEW

Severity:

Major

CC:

simon.fraser, webkit-bug-importer

Priority:

Keywords:

InRadar

Version:

Safari 15

Hardware:

iPhone / iPad

OS:

iOS 15

Attachments:

Description	Flags
captured the moment of peeling off.	none

p_stas1997

Reported 2020-02-24 22:48:41 PST

Created attachment 391627 [details] captured the moment of peeling off. An element that has position:sticky starts peeling off for a split second when scrolling if the DOM is currently being modified and / or heavy operations are occurring in javascript. Demo http://jsfiddle.net/elefante/uz5ka3c6/69/ Try to quickly scroll up and down and see this

Attachments
captured the moment of peeling off. (210.83 KB, image/jpeg) 2020-02-24 22:48 PST, p_stas1997	no flags	Details
View All Add attachment proposed patch, testcase, etc.

Radar WebKit Bug Importer

Comment 1 2020-02-26 09:46:16 PST

<rdar://problem/59809008>

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