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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - touchmove event can't be default prevented"
href="https://bugs.webkit.org/show_bug.cgi?id=163207#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - touchmove event can't be default prevented"
href="https://bugs.webkit.org/show_bug.cgi?id=163207">bug 163207</a>
from <span class="vcard"><a class="email" href="mailto:cdumez@apple.com" title="Chris Dumez <cdumez@apple.com>"> <span class="fn">Chris Dumez</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=163207#c3">comment #3</a>)
<span class="quote">> (In reply to <a href="show_bug.cgi?id=163207#c2">comment #2</a>)
> > This is <rdar://problem/28693432>.
>
> I investigated it yesterday and believe I found a workaround that Web
> authors can adopt until we fix this:
> <a href="http://codepen.io/anon/pen/QKxpPg">http://codepen.io/anon/pen/QKxpPg</a>
>
> You basically need to listen for the "touchforcechange" event and call
> preventDefault() on this one as well.</span >
I think the fix is likely to return false early in ScrollAnimatorIOS::handleTouchEvent() if the touch event is a TouchForceChange but I am not an expert in the area.</pre>
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