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Re: [css-sizing] Definition of preferred content

From: fantasai <fantasai.lists@inkedblade.net>
Date: Sun, 25 Jan 2015 16:22:36 -0500
Message-ID: <54C55E9C.9020202@inkedblade.net>
To: www-style@w3.org
On 01/25/2015 02:16 AM, L. David Baron wrote:
> On Friday 2015-01-23 19:36 -0500, fantasai wrote:
>> On 10/13/2014 01:09 PM, L. David Baron wrote:
>>> On Monday 2014-10-13 10:01 -0700, Tab Atkins Jr. wrote:
>>>> On Oct 13, 2014 9:57 AM, "Simon Sapin" <simon.sapin@exyr.org> wrote:
>>>>> http://dbaron.org/css/intrinsic/#intrinsic has a definition of
>>>> max-content (preferred intrinsic width) that is not circular and does not
>>>> involve layout.
>>>>
>>>> Preferred and max-content are not identical in all cases.
>>>
>>> Really?  In
>>> https://lists.w3.org/Archives/Member/w3c-css-wg/2007OctDec/0267.html
>>> we resolved to rename the concept there to max-content.
>>
>> We did. And then we realized there are two very similar concepts
>> that are identical except for multi-col elements.
>>
>> preferred-size for a multicol with both column-width and column-count
>> is column-width*column-count. However its max-content size can be
>> larger than that, since the column-width functions as a minimum and
>> will grow as the container grows.
>
> Are there really strong enough use cases for authors wanting both of
> these sizing models for multicol to justify having two separate
> concepts throughout specifications and implementations and two
> separate concepts to expose to authors?
>
> I'd rather we just picked one of the two behaviors for multicol.

Started thread at
   https://lists.w3.org/Archives/Public/www-style/2015Jan/0486.html

I think we really only need to expose one (preferred sizing), but
the layout specs need to keep in mind that both concepts exist and
the other one could be the result of some layout operations.

~fantasai
Received on Sunday, 25 January 2015 21:23:09 UTC

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