W3C home > Mailing lists > Public > www-style@w3.org > February 2011

Re: [css-variables] Hidden costs.

From: fantasai <fantasai.lists@inkedblade.net>
Date: Wed, 16 Feb 2011 13:24:39 -0800
Message-ID: <4D5C4097.8090407@inkedblade.net>
To: "Tab Atkins Jr." <jackalmage@gmail.com>
CC: Andrew Fedoniouk <news@terrainformatica.com>, www-style@w3.org
On 02/16/2011 12:52 PM, Tab Atkins Jr. wrote:
> On Tue, Feb 15, 2011 at 8:25 PM, Andrew Fedoniouk
> <andrew.fedoniouk@live.com>  wrote:
>> The problem is that no one of Web designers actually asked about exactly CSS
>> Variables
>> (run-time interpretable entities). Except of authors of this bright idea -
>> Daniel Glazman et al.
>> of course. But there are a lot of requests for CSS Constants (parse time
>> macro variables).
>> Just note various existing CSS macro/preprocessors and absence of anything
>> even close to CSS variables (they can be modeled in principle by JS means).
>
> Actually, they have.  An example given by an internal developer was a
> table with lots of values, where some cells represented data from one
> source, other cells represented data from a different source, etc.
> Based on XHR data, the cells representing a source should all change
> color in a particular way.
>
> Right now the only way to do that is to either (1) loop through the
> elements, setting the .style directly, or (2) use the OM to directly
> tweak the color declaration in the stylesheet.
>
> Neither is optimal.

I don't understand why the developer is not assigning class values to
these cells based on where their data is coming from, nor do I understand
how variables is solving this person's problem.

~fantasai
Received on Wednesday, 16 February 2011 22:25:54 GMT

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