Bug 137999

Summary:

[iOS] Toggling overflow:scroll to hidden on element with -webkit-overflow-scrolling:touch can cause children to disappear

Product:

WebKit

Reporter:

Simon Fraser (smfr) <simon.fraser>

Component:

New Bugs

Assignee:

Simon Fraser (smfr) <simon.fraser>

Status:

RESOLVED FIXED

Severity:

Normal

CC:

commit-queue, esprehn+autocc, glenn, kondapallykalyan, simon.fraser, zalan

Priority:

Keywords:

InRadar

Version:

528+ (Nightly build)

Hardware:

Unspecified

OS:

Unspecified

Attachments:

Description	Flags
Patch	none

Description Simon Fraser (smfr) 2014-10-22 20:58:54 PDT

[iOS] Toggling overflow:scroll to hidden on element with -wbekit-overflow-scrolling:touch can cause children to disappear

Comment 1 Simon Fraser (smfr) 2014-10-22 21:02:02 PDT

rdar://problem/18425550

Comment 2 Simon Fraser (smfr) 2014-10-22 21:07:45 PDT

Created attachment 240325 [details]
Patch

Comment 3 zalan 2014-10-22 21:30:01 PDT

Comment on attachment 240325 [details]
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=240325&action=review

> Source/WebCore/rendering/RenderLayerCompositor.cpp:873
> +    return isScrollableOverflow(style.overflowX()) && style.useTouchOverflowScrolling();

overflowY()?

Comment 4 Simon Fraser (smfr) 2014-10-22 22:40:44 PDT

(In reply to comment #3)
> Comment on attachment 240325 [details]
> Patch
> 
> View in context:
> https://bugs.webkit.org/attachment.cgi?id=240325&action=review
> 
> > Source/WebCore/rendering/RenderLayerCompositor.cpp:873
> > +    return isScrollableOverflow(style.overflowX()) && style.useTouchOverflowScrolling();
> 
> overflowY()?

We (currently) don't allow overflowX and overflowY to differ.

Comment 5 WebKit Commit Bot 2014-10-22 23:15:47 PDT

Comment on attachment 240325 [details]
Patch

Clearing flags on attachment: 240325

Committed r175085: <http://trac.webkit.org/changeset/175085>

Comment 6 WebKit Commit Bot 2014-10-22 23:15:52 PDT

All reviewed patches have been landed.  Closing bug.