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Re: [dom] mutation observers and HTML

From: Olli Pettay <Olli.Pettay@helsinki.fi>
Date: Fri, 17 Feb 2012 20:52:38 +0200
Message-ID: <4F3EA1F6.4090803@helsinki.fi>
To: Adam Klein <adamk@chromium.org>
CC: Anne van Kesteren <annevk@opera.com>, www-dom@w3.org, Ian Hickson <ian@hixie.ch>
On 02/17/2012 08:46 PM, Adam Klein wrote:
> On Fri, Feb 17, 2012 at 7:51 AM, Olli Pettay<Olli.Pettay@helsinki.fi>  wrote:
>> On 02/17/2012 04:41 PM, Anne van Kesteren wrote:
>>>
>>> The idea still is that HTML is responsible for invoking the callbacks
>>> and emptying the MutationRecord queues, right? Have you thought about
>>> what HTML has to say yet Adam?
>>>
>>
>> HTML spec should probably define what a microtask means
>> and then mutation observer spec should just use that mechanism.
>> Microtask ends when the outermost script execution of
>> innermost task ends, or if there is no script execution, when
>> the innermost task ends.
>
> The other thing required is an addition to
> http://www.whatwg.org/specs/web-apps/current-work/#processing-model-2
> (between steps 3&  4, probably) to deliver MutationRecords at the end
> of every task (if there's anything there). This handles cases, such as
> editing, where DOM is mutated without any script execution.

That is what I meant with "if there is no script execution, when
the innermost task ends." :)

>
> - Adam
Received on Friday, 17 February 2012 18:53:53 GMT

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