Re: [CSSWG][css-writing-modes] Does not mention "auto" for the "direction" property from fantasai on 2016-09-21 (www-international@w3.org from July to September 2016)

From: fantasai <fantasai.lists@inkedblade.net>
Date: Wed, 21 Sep 2016 23:36:24 +0100
To: www-international@w3.org
Message-ID: <53646a27-b45e-fd98-cdec-cc4431928e75@inkedblade.net>

On 09/21/2016 06:28 PM, Lina Kemmel wrote:
> https://drafts.csswg.org/css-writing-modes/#direction
>
> "2.1. Specifying Directionality: the direction property" section
> only mentions "ltr" and "rtl" as the permissible values for the
> "direction" property.
>
> This is not aligned with HTML5, which also tolerates "auto"
> (for the "dir" attribute -
> https://www.w3.org/TR/html5/dom.html#the-dir-attribute).
>
> Is there any rationale for that?

Yes. "auto" is computed to either LTR or RTL at the HTML so that the
result can be selected by the :dir() selectors. This was an explicit
design decision when dir=auto was introduced.

~fantasai

Received on Wednesday, 21 September 2016 22:36:54 UTC