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

Re: [css-device-adapt][cssom] Missing VIEWPORT_RULE definition

From: Anne van Kesteren <annevk@opera.com>
Date: Wed, 12 Oct 2011 10:14:54 +0900
To: "John Daggett" <jdaggett@mozilla.com>
Cc: "Sylvain Galineau" <sylvaing@microsoft.com>, www-style@w3.org, "Tab Atkins Jr." <jackalmage@gmail.com>
Message-ID: <op.v27se4ki64w2qv@annevk-macbookpro.local>
On Wed, 12 Oct 2011 10:08:22 +0900, John Daggett <jdaggett@mozilla.com>  
>> We have a similar wiki page for CSSOM that people can use to register  
>> new constants:
>> http://wiki.csswg.org/spec/cssom-constants
>> Nobody has done so yet it seems.
> This is better than nothing but I had no idea this existed.  How about a  
> note in the spec pointing to this page?  And we should probably add in  
> the constants defined in various specs already (e.g. the constants in  
> CSS3 Animation).

I should do that.

> The current spec has this:
>> Vendors are encouraged to use reasonably unique values outside this
>> range so that they do not clash with extensions from other vendors.
>> For example, the first value for Mozilla could be 0x08EC0001 and
>> 0x09E8A001 could be the first for Opera.
> Where the heck do those numbers come from?!?

Ian made them up. The first can be read as GECKO001, the other as OPERA001  

> Wouldn't it make more sense to have a registry of vendor-specific  
> constants on the wiki page?
> -o-       1000
> -ms-      2000
> -moz-     3000
> -webkit-  4000

I don't think it matters much. Better to just standardize early on.

Anne van Kesteren
Received on Wednesday, 12 October 2011 01:15:43 UTC

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