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Re: [css-variables] Variables in @page (was: CSS Variables are a NEW kind of variable)

From: Tab Atkins Jr. <jackalmage@gmail.com>
Date: Tue, 29 May 2012 16:24:05 -0700
Message-ID: <CAAWBYDDfQTYVMCW64ANjGuExS5X-H2c=YQuwceWR=TCQ44qUWg@mail.gmail.com>
To: Simon Sapin <simon.sapin@kozea.fr>
Cc: Sebastian Zartner <sebastianzartner@gmx.de>, François REMY <fremycompany_pub@yahoo.fr>, shans@google.com, sylvaing@microsoft.com, florianr@opera.com, www-style@w3.org
On Tue, May 29, 2012 at 5:17 AM, Simon Sapin <simon.sapin@kozea.fr> wrote:
> Le 29/05/2012 00:41, Sebastian Zartner a écrit :
>> As I understand the current model and pointed out earlier the current
>> concept is limited to the element tree. People won't be able to put
>> something into a variable that is not inside of it, i.e. @-rules
>> defining font faces, counter styles, page styles etc. Please let me
>> know if I am wrong in this point.
> I think that @page could contain variables.
> Many @-rules like @font-face or @counter-style contain *descriptors*.
> Descriptors have the same "name: value;" syntax as properties, but that’s
> it. They can not have !important and are not part of the cascade.
> @page however contains real properties, as do margin rules inside @page. In
> fact, in recent css3-page drafts, @page inherits from the root element and
> margin boxes inherit from @page.
> In their current form, CSS variables can be used in any property values but
> not in descriptors. The spec probably should mention that.

Yes, @page can use variables, for the reasons you state.  Properties
in @page can use any vars defined on the root, and you should be able
to define vars in @page that are then usable inside the @margin rules,
because of their inheritance rules.

Received on Tuesday, 29 May 2012 23:24:55 UTC

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