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Re: [cssom-view] scope of the 'scroll-behavior' property

From: Simon Pieters <simonp@opera.com>
Date: Mon, 26 May 2014 10:44:49 +0200
To: "L. David Baron" <dbaron@dbaron.org>, "Robert O'Callahan" <robert@ocallahan.org>
Cc: www-style <www-style@w3.org>
Message-ID: <op.xggk8zkuidj3kv@simons-mbp>
On Sun, 25 May 2014 23:54:54 +0200, Robert O'Callahan  
<robert@ocallahan.org> wrote:

> On Sat, May 24, 2014 at 12:09 AM, L. David Baron <dbaron@dbaron.org>  
> wrote:
>> Oh, I had assumed that 'auto' represented the user/system default,
>> not backstop to 'scroll-behavior'.  Is it intentional that those are
>> completely ignored?
> Yes, it seems to me that scroll-behavior should have an 'auto' value  
> which
> is the initial value.

It was the API's "auto" value that was under discussion. Currently the CSS  
property does not have an "auto" value.

> But then I'm not sure what the use-cases are for the "initial" and  
> "smooth"
> values of scroll-behavior.

"instant" is the initial value, and gives the same behavior as we have  

"smooth" allows the UA to do the scroll over a period of time in a  
UA-defined manner for scrolls triggered from navigation and from the  
scrolling APIs (unless the script specified "instant" or "smooth"  

For use cases, please see  

Simon Pieters
Opera Software
Received on Monday, 26 May 2014 08:45:23 UTC

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