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

[HIDEKI YOSHIDA]

Hi, I have submitted this issue on https://bugs.webkit.org/.

Bug 102627 

Thanks,
                  Hideki

Thu, 15 Nov 2012 09:15:34 -0800に
Brady Eidson <beidson at apple.com>さんよりいただいた
「Re: [webkit-dev] PAN(flick) to left operation collapse screen in Webkit(Safari) on window7 tablet」への返事です。

***************************************************************************
  Hideki Yoshida
  Embedded Software Division
  NEC System Technologies, Ltd.
    E-MAIL:yoshida-hxa at necst.nec.co.jp
    TEL:+81-78-991-5566    FAX:+81-78-991-5568
***************************************************************************


> 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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