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Re: The elements to which unicode-bidi:isolate applies

From: fantasai <fantasai.lists@inkedblade.net>
Date: Mon, 27 Sep 2010 22:08:37 -0700
Message-ID: <4CA17855.9040003@inkedblade.net>
To: "Aharon (Vladimir) Lanin" <aharon@google.com>
CC: public-i18n-bidi@w3.org, W3C style mailing list <www-style@w3.org>
On 09/27/2010 04:14 AM, Aharon (Vladimir) Lanin wrote:
> The spec says "uninterrupted by a forced (bidi class B) line break or
> block boundary".
>
> According to the proposal (sections 3.1 and 3.3), <br> (by default) and
> <div>...</div> form UBA paragraph breaks, i.e. those bidi class B line
> breaks and block boundaries.
>
> But unicode-bidi:isolate says that when it's applied to an element, it
> acts as U+FFFC, an ON in its surrounding paragraph. So, is <br ubi> or a
> <div ubi /> a B or an ON? It is quite easy to think that it is in fact
> an ON. However, during the f2f, we explicitly said ubi does not have any
> effect on non-inline elements.

Hm, I guess for <br ubi> it would mean it is treated as U+FFFC.
This probably makes sense, if ubi were allowed on that element.

But <div ubi/> is a block element; it creates block boundaries
before and after it, and so it is treated as a hard bidi paragraph
break.

~fantasai
Received on Tuesday, 28 September 2010 05:09:48 GMT

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