Bug 179277

Summary: UIWebView is not rendering content that comes on screen during overflow scroll
Product: WebKit Reporter: Simon Fraser (smfr) <simon.fraser>
Component: New BugsAssignee: Simon Fraser (smfr) <simon.fraser>
Status: RESOLVED FIXED    
Severity: Normal CC: dino, fred.wang, sam, simon.fraser, thorton, zalan
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
See Also: https://bugs.webkit.org/show_bug.cgi?id=179315
Attachments:
Description Flags
Patch
none
Patch thorton: review+

Simon Fraser (smfr)
Reported 2017-11-03 19:26:39 PDT
UIWebView is not rendering content that comes on screen during overflow scroll
Attachments
Patch (12.16 KB, patch)
2017-11-03 19:32 PDT, Simon Fraser (smfr) 		no flags
DetailsFormatted DiffDiff
Patch (12.39 KB, patch)
2017-11-03 19:34 PDT, Simon Fraser (smfr) 		thorton: review+
DetailsFormatted DiffDiff
Show Obsolete (1) View All Add attachment proposed patch, testcase, etc.
Simon Fraser (smfr)
Comment 1 2017-11-03 19:32:55 PDT
Created attachment 326001 [details] Patch
Simon Fraser (smfr)
Comment 2 2017-11-03 19:34:40 PDT
Created attachment 326002 [details] Patch
Simon Fraser (smfr)
Comment 3 2017-11-03 19:39:35 PDT
rdar://problem/34272949
Sam Weinig
Comment 4 2017-11-06 11:21:18 PST
Comment on attachment 326002 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=326002&action=review > Source/WebCore/rendering/RenderLayerCompositor.cpp:427 > +#if PLATFORM(IOS) > + return frameView.exposedContentRect(); > +#else > + // Having a m_clipLayer indicates that we're doing scrolling via GraphicsLayers. > + FloatRect visibleRect = m_clipLayer ? FloatRect({ }, frameView.sizeForVisibleContent()) : frameView.visibleContentRect(); > + > + if (frameView.viewExposedRect()) > + visibleRect.intersect(frameView.viewExposedRect().value()); > + > + return visibleRect; Why the extra indent?
Simon Fraser (smfr)
Comment 5 2017-11-06 13:43:21 PST
https://trac.webkit.org/changeset/224510/webkit
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