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Re: Parsing background shorthand

From: L. David Baron <dbaron@dbaron.org>
Date: Tue, 1 Feb 2011 09:29:53 -0800
To: Rafal Chlodnicki <rchlodnicki@opera.com>
Cc: www-style@w3.org
Message-ID: <20110201172953.GA17305@pickering.dbaron.org>
On Tuesday 2011-02-01 12:48 +0100, Rafal Chlodnicki wrote:
> Spec ( http://www.w3.org/TR/css3-background/#the-background ) gives
> few examples for background shorthand that do not work in neither
> Opera, Firefox or Chrome:
> 
> 40% url("chess.png") / 10em gray round fixed border-box
> #CCC top left url("metal.jpg") / 100% auto no-repeat
> 
> Syntax of shorthand is defined as:
> 
> <final-bg-layer> = <bg-image> || <bg-position> [ / <bg-size> ]? ||
> <repeat-style> || <attachment> || <box>{1,2} || <'background-color'>
> 
> Both of these examples have bg-position placed before bg-image and
> then only after bg-image they specify "/ bg-size". That looks wrong
> to me (and to tested browsers).
> 
> If I move bg-position to be located before "/ bg-size" then it works
> in Opera but still doesn't work in Chrome and Firefox.
> 
> Are we dealing with bad examples + incomplete implementations or I'm
> doing something wrong?

Firefox hasn't yet implemented the additions to the background
shorthand in css3-background; the syntax currently in the editor's
draft has not reached Candidate Recommendation (CR), declaring it
ready for unprefixed implementation, though I expect it will reach
CR relatively soon.

-David

-- 
L. David Baron                                 http://dbaron.org/
Mozilla Corporation                       http://www.mozilla.com/
Received on Tuesday, 1 February 2011 17:30:38 GMT

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