Bug 212101 – Repaint issues when the login field collapses on music.apple.com

• Component: Layout and Rendering
• Status: RESOLVED FIXED

[alan]

<rdar://problem/62874369>

[alan]

Created attachment 399791 [details]
Patch

[Simon Fraser (smfr)]

Comment on attachment 399791 [details]
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=399791&action=review

> Source/WebCore/page/FrameView.h:541
> +    void setSubframeRepaintTrackingIsEnabled(bool enable) { m_isTrackingSubframeRepaints = enable; }
> +    bool isTrackingSubframeRepaints() const { return m_isTrackingSubframeRepaints; }

This is a bit ambiguous living on FrameView. Which subframes are tracked? Do the repaints live on the subframe's FrameViews? How do you get at those via internals?

> Source/WebCore/rendering/RenderObject.h:629
> +        bool m_hasPositionFixedDescendant { false };
> +        bool m_dirtyRectIsFlipped { false };
> +        bool m_needsEnclosingIntRect { false };

Normally we skip the m_ prefix on public member vars.

> LayoutTests/fast/repaint/iframe-on-subpixel-position.html:42
> +<div class=container><div><iframe onload="runRepaintTest()" id=subpixel_iframe frameborder=no src='data: text/html,

srcdoc?

[alan]

(In reply to Simon Fraser (smfr) from comment #2)
> Comment on attachment 399791 [details]
> Patch
> 
> View in context:
> https://bugs.webkit.org/attachment.cgi?id=399791&action=review
> 
> > Source/WebCore/page/FrameView.h:541
> > +    void setSubframeRepaintTrackingIsEnabled(bool enable) { m_isTrackingSubframeRepaints = enable; }
> > +    bool isTrackingSubframeRepaints() const { return m_isTrackingSubframeRepaints; }
> 
> This is a bit ambiguous living on FrameView. Which subframes are tracked? Do
> the repaints live on the subframe's FrameViews? How do you get at those via
> internals?
Do you have a suggestion how to track repaints inside iframe?

[alan]

Created attachment 399891 [details]
Patch

[EWS]

Committed r261979: <https://trac.webkit.org/changeset/261979>

All reviewed patches have been landed. Closing bug and clearing flags on attachment 399891 [details].