[webkit-dev] PAN(flick) to left operation collapse screen in Webkit(Safari) on window7 tablet

[Brady Eidson]

It sounds like you meant to go to https://bugs.webkit.org/ and file a bug.

Thanks,
~Brady

On Nov 15, 2012, at 1:13 AM, HIDEKI YOSHIDA <yoshida-hxa at necst.nec.co.jp> wrote:

> Hi,
> 
> PAN(flick) to left operation collapse screen in Webkit(Safari) on window7
> tablet.
> 
> Version:Safari 5.1.7(7534.57.2)
> 
> Does anyone know this problem and the patch to resolve?
> 
> How to reproduce.
> 1) Launch Safai on Windows tablet. Set its window's width less than
> 960px.
> 
> 2) Open http://jquerymobile.com/demos/1.1.1/docs/forms/docs-forms.html
> with it.
> 
> 3) On the right pane, do PAN(flick) to left, then the whole contents in 
> the window move horizontally to left by about 30px to 100px.
> 
> This contents itself is not designed to move horizontally.
> The move does not occur on other browsers such as Chrome and IE.
> This problem may not occur depending on window's width size and zoom scale.
> 
> After my team analyzed this problem, we figured out that,
> when RenderLayer's m_scrollSize.m_width is greather than m_LayerSize.m_width
> at the beginning of scrollByRecursively in RederLayer.cpp which is called 
> just before PAN processing, this problem occurs.
> 
>                                                        Hideki
> 
> ***************************************************************************
>  Hideki Yoshida
>  Embedded Software Division
>  NEC System Technologies, Ltd.
>    E-MAIL:yoshida-hxa at necst.nec.co.jp
> ***************************************************************************
> 
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