- From: poot <cvsmail@w3.org>
- Date: 2009年6月12日 06:40:21 +0900 (JST)
- To: public-html-diffs@w3.org
- Message-Id: <20090611214021.E23854895@toro.w3.mag.keio.ac.jp>
Vaguely clarify event loop mechanics for web workers. (whatwg r3222) http://dev.w3.org/cvsweb/html5/spec/Overview.html?r1=1.2371&r2=1.2372&f=h http://html5.org/tools/web-apps-tracker?from=3221&to=3222 =================================================================== RCS file: /sources/public/html5/spec/Overview.html,v retrieving revision 1.2371 retrieving revision 1.2372 diff -u -d -r1.2371 -r1.2372 --- Overview.html 10 Jun 2009 23:46:35 -0000 1.2371 +++ Overview.html 11 Jun 2009 21:40:01 -0000 1.2372 @@ -152,7 +152,7 @@ <h2 class="no-num no-toc" id="a-vocabulary-and-associated-apis-for-html-and-xhtml">A vocabulary and associated APIs for HTML and XHTML</h2> <!--ZZZ:--> <!--<h2 class="no-num no-toc">W3C Working Draft 23 April 2009</h2>--> - <h2 class="no-num no-toc" id="editor-s-draft-date-1-january-1970">Editor's Draft 10 June 2009</h2> + <h2 class="no-num no-toc" id="editor-s-draft-date-1-january-1970">Editor's Draft 11 June 2009</h2> <!--:ZZZ--> <dl><!-- ZZZ: update the month/day (twice), (un)comment out <dt>This Version:</dt> @@ -245,7 +245,7 @@ track. <!--ZZZ:--> <!--This specification is the 23 April 2009 Working Draft.--> - This specification is the 10 June 2009 Editor's Draft. + This specification is the 11 June 2009 Editor's Draft. <!--:ZZZ--> </p><!-- UNDER NO CIRCUMSTANCES IS THE PRECEDING PARAGRAPH TO BE REMOVED OR EDITED WITHOUT TALKING TO IAN FIRST --><!-- relationship to other work (required) --><p>This specification is also being produced by the <a href="http://www.whatwg.org/">WHATWG</a>. The two specifications are identical from the table of contents onwards.</p><!-- UNDER NO CIRCUMSTANCES IS THE FOLLOWING PARAGRAPH TO BE REMOVED OR EDITED WITHOUT TALKING TO IAN FIRST --><!-- UNDER NO CIRCUMSTANCES IS THE PRECEDING PARAGRAPH TO BE REMOVED OR EDITED WITHOUT TALKING TO IAN FIRST --><!-- context and rationale (required) --><p>This specification is intended to replace (be a new version of) @@ -42752,17 +42752,7 @@ manipulation, e.g. when that element is <a href="#insert-an-element-into-a-document" title="insert an element into a document">inserted into the document</a>.</p> - </dl><p>Each <a href="#concept-task" title="concept-task">task</a> is associated with a - <code>Document</code>; if the task was queued in the context of an - element, then it is the element's <code>Document</code>; if the task - was queued in the context of a <a href="#browsing-context">browsing context</a>, then - it is the <a href="#browsing-context">browsing context</a>'s <a href="#active-document">active - document</a> at the time the task was queued; if the task was - queued by or for a <a href="#concept-script" title="concept-script">script</a> then - the document is the <a href="#script-s-browsing-context">script's browsing context</a>'s - <a href="#active-document">active document</a> at the time the task was queued.</p> - - <p>When a user agent is to <dfn id="queue-a-task">queue a task</dfn>, it must add the + </dl><p>When a user agent is to <dfn id="queue-a-task">queue a task</dfn>, it must add the given task to one of the <a href="#task-queue" title="task queue">task queues</a> of the relevant <a href="#event-loop">event loop</a>. All the tasks from one particular <dfn id="task-source">task source</dfn> (e.g. the callbacks generated by @@ -42780,6 +42770,17 @@ processing events from any one <a href="#task-source">task source</a> out of order.</p> + <p>Each <a href="#concept-task" title="concept-task">task</a> that is <a href="#queue-a-task" title="queue a task">queued</a> onto a <a href="#task-queue">task queue</a> of + an <a href="#event-loop">event loop</a> defined by this specification is + associated with a <code>Document</code>; if the task was queued in + the context of an element, then it is the element's + <code>Document</code>; if the task was queued in the context of a + <a href="#browsing-context">browsing context</a>, then it is the <a href="#browsing-context">browsing + context</a>'s <a href="#active-document">active document</a> at the time the task + was queued; if the task was queued by or for a <a href="#concept-script" title="concept-script">script</a> then the document is the + <a href="#script-s-browsing-context">script's browsing context</a>'s <a href="#active-document">active + document</a> at the time the task was queued.</p> + <p>A user agent is required to have one <dfn id="storage-mutex">storage mutex</dfn>. This mutex is used to control access to shared state like cookies. At any one point, the <a href="#storage-mutex">storage mutex</a> is @@ -42791,6 +42792,8 @@ a <a href="#concept-script" title="concept-script">script</a>, the user agent must release the <a href="#storage-mutex">storage mutex</a>.</p> + <p class="note">Other specifications can define other <a href="#event-loop" title="event loop">event loops</a>; in particular, the Web + Workers specification does so.</p> <h5 id="processing-model-2"><span class="secno">6.5.4.2 </span>Processing model</h5>
Received on Thursday, 11 June 2009 21:40:56 UTC