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Re: [css21] What's the used value of left/right when overconstrained in relpos?

From: Tab Atkins Jr. <jackalmage@gmail.com>
Date: Mon, 29 Apr 2013 15:43:35 -0700
Message-ID: <CAAWBYDA0drGyeRL04VTL7mAzoDA3CL6hunFhTSFe17PW5SPQpA@mail.gmail.com>
To: Sylvain Galineau <galineau@adobe.com>
Cc: www-style list <www-style@w3.org>
On Mon, Apr 29, 2013 at 2:51 PM, Sylvain Galineau <galineau@adobe.com> wrote:
> Though now I'm wondering if saying gCS() returns the computed value in this
> case is really true. Fwiw css3-box described it thus:
> "The used values of the above properties, except for any values that
> are ‘auto’, are calculated from the computed values, evaluating
> percentages.
> Then apply one of the following cases: […now follows the constraint fix-up
> steps that do not show up in getComputedStyle()...]"
> In other words, one could describe what's going on as: getComputedStyle()
> does return the used value *before any box model constraint adjustments
> have
> been made*.
> Not sure that clarifies things - it implies an extra stage of computation
> for these properties - but it also describes the runtime behavior
> reasonably
> well.

Yeah, that value stage is called "not the used value".  ^_^
Introducing it, specifically to fix an interop issue in t/r/b/l, seems
like a ton of overkill.

Received on Monday, 29 April 2013 22:44:22 UTC

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