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RE: Mutation events - Opera's view ACTION-320

From: Mike Wilson <mikewse@hotmail.com>
Date: Mon, 4 May 2009 23:08:34 +0200
Message-ID: <BAY116-DAV1269CA376008D49541BE0FA4680@phx.gbl>
To: "'Charles McCathieNevile'" <chaals@opera.com>, "'DOM public list'" <www-dom@w3.org>
Message-ID: <004d01c9ccfc$7bf5eff0$0a01a8c0@mikedeskxp>
Hi Chaals,
Looking back on
I see some suggestions from Jonas. Are these the proposed
changes you are referring to?
Best regards
Mike Wilson

Charles McCathieNevile wrote:
> In summary, we implemented these ages ago. We think the 
> proposed changes
> would make the events more performant but less useful.
> If mutation events simply went away it would improve performance, of
> course. But there are some real use cases for them, as they are. So we
> are not sure if the proposed changes are actually a good idea.
> The use cases we identified are for script libraries, since one
> library doesn't necessarily know what other scripts are running, and
> writing a script that checks what else is running seems prohibitive.
> (There is also the ARIA example, where certain attributes need to be
> watched in some way. These could be done in a way other than mutation
> events, but that discussion is orthogonal I think).
> cheers
> Chaals
> -- 
> Charles McCathieNevile  Opera Software, Standards Group
>                je parle franšais -- hablo espa˝ol -- jeg lŠrer norsk
> http://my.opera.com/chaals       Try Opera: http://www.opera.com
Received on Monday, 4 May 2009 21:09:23 UTC

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