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html5/spec Overview.html,1.1119,1.1120

From: Ian Hickson via cvs-syncmail <cvsmail@w3.org>
Date: Thu, 24 Jul 2008 08:09:03 +0000
To: public-html-commits@w3.org
Message-Id: <E1KLvsl-0007JQ-KA@lionel-hutz.w3.org>

Update of /sources/public/html5/spec
In directory hutz:/tmp/cvs-serv28051

Modified Files:
	Overview.html 
Log Message:
Support <embed> with no src=''. (whatwg r1929)

Index: Overview.html
===================================================================
RCS file: /sources/public/html5/spec/Overview.html,v
retrieving revision 1.1119
retrieving revision 1.1120
diff -u -d -r1.1119 -r1.1120
--- Overview.html	24 Jul 2008 06:20:21 -0000	1.1119
+++ Overview.html	24 Jul 2008 08:09:00 -0000	1.1120
@@ -16570,14 +16570,29 @@
    interactive content.
 
   <p>The <dfn id=src3 title=attr-embed-src><code>src</code></dfn> attribute
-   gives the address of the resource being embedded. The attribute must be
-   present and contain a <a href="#valid">valid URL</a>.
+   gives the address of the resource being embedded. The attribute, if
+   present, must contain a <a href="#valid">valid URL</a>.
 
-  <p>If the <code title=attr-embed-src><a href="#src3">src</a></code>
-   attribute is missing, then the <code><a href="#embed">embed</a></code>
-   element must be ignored (it represents nothing).
+  <p>The <dfn id=type4 title=attr-embed-type><code>type</code></dfn>
+   attribute, if present, gives the MIME type of the plugin to instantiate.
+   The value must be a valid MIME type, optionally with parameters. If both
+   the <code title=attr-embed-type><a href="#type4">type</a></code> attribute
+   and the <code title=attr-embed-src><a href="#src3">src</a></code>
+   attribute are present, then the <code title=attr-embed-type><a
+   href="#type4">type</a></code> attribute must specify the same type as the
+   <a href="#content-type5" title=Content-Type>explicit Content-Type
+   metadata</a> of the resource given by the <code title=attr-embed-src><a
+   href="#src3">src</a></code> attribute. <a
+   href="#references">[RFC2046]</a>
 
-  <p id=sandboxPluginEmbed>If the <a href="#sandboxed0">sandboxed plugins
+  <p>When the element is created with neither a <code title=attr-embed-src><a
+   href="#src3">src</a></code> attribute nor a <code title=attr-embed-type><a
+   href="#type4">type</a></code> attribute, and when attributes are removed
+   such that neither attribute is present on the element anymore, any plugins
+   instantiated for the element must be removed, and the <code><a
+   href="#embed">embed</a></code> element represents nothing.
+
+  <p id=sandboxPluginEmbed>When the <a href="#sandboxed0">sandboxed plugins
    browsing context flag</a> is set on the <a href="#browsing1">browsing
    context</a> for which the <code><a href="#embed">embed</a></code>
    element's document is the <a href="#active">active document</a>, then the
@@ -16598,36 +16613,20 @@
   <p>When the element is created with a <code title=attr-embed-src><a
    href="#src3">src</a></code> attribute, and whenever the <code
    title=attr-embed-src><a href="#src3">src</a></code> attribute is
-   subsequently set, if the element is not in a sandboxed browsing context,
-   user agents should fetch the specified resource, find an appropriate <a
-   href="#plugin">plugin</a> it based on the <a href="#type-of"
+   subsequently set, and whenever the <code title=attr-embed-type><a
+   href="#type4">type</a></code> attribute is set or removed while the
+   element has a <code title=attr-embed-src><a href="#src3">src</a></code>
+   attribute, if the element is not in a sandboxed browsing context, user
+   agents should fetch the specified resource, find and instantiate an
+   appropriate <a href="#plugin">plugin</a> based on the <a href="#type-of"
    title=concept-embed-type>content's type</a>, and hand that <a
-   href="#plugin">plugin</a> the content of the resource. <!-- Note that this
+   href="#plugin">plugin</a> the content of the resource, replacing any
+   previously instantiated plugin for the element. <!-- Note that this
   doesn't happen when the base URL changes. -->
-   If the <a href="#plugin">plugin</a> supports a scriptable interface, the
-   <code><a href="#htmlembedelement">HTMLEmbedElement</a></code> object
-   representing the element should expose that interfaces.
 
   <p>Fetching the resource must <a href="#delays">delay the <code
    title=event-load>load</code> event</a>.
 
-  <p>Any (namespace-less) attribute may be specified on the <code><a
-   href="#embed">embed</a></code> element, so long as its name is <a
-   href="#xml-compatible">XML-compatible</a>.
-
-  <p>The user agent should pass the names and values of all the attributes of
-   the <code><a href="#embed">embed</a></code> element that have no namespace
-   to the <a href="#plugin">plugin</a> used.
-
-  <p>The <dfn id=type4 title=attr-embed-type><code>type</code></dfn>
-   attribute, if present, gives the MIME type of the linked resource. The
-   value must be a valid MIME type, optionally with parameters. If the
-   attribute is present, its value must specify the same type as the <a
-   href="#content-type5" title=Content-Type>explicit Content-Type
-   metadata</a> of the resource given by the <code title=attr-embed-src><a
-   href="#src3">src</a></code> attribute. <a
-   href="#references">[RFC2046]</a>
-
   <p>The <dfn id=type-of title=concept-embed-type>type of the content</dfn>
    being embedded is defined as follows:
 
@@ -16673,11 +16672,37 @@
    error responses (e.g. HTTP 500 Internal Server Error codes can still
    contain plugin data).
 
+  <p>When the element is created with a <code title=attr-embed-type><a
+   href="#type4">type</a></code> attribute and no <code
+   title=attr-embed-src><a href="#src3">src</a></code> attribute, and
+   whenever the <code title=attr-embed-type><a href="#type4">type</a></code>
+   attribute is subsequently set, so long as no <code title=attr-embed-src><a
+   href="#src3">src</a></code> attribute is set, and whenever the <code
+   title=attr-embed-src><a href="#src3">src</a></code> attribute is removed
+   when the element has a <code title=attr-embed-type><a
+   href="#type4">type</a></code> attribute, if the element is not in a
+   sandboxed browsing context, user agents should find and instantiate an
+   appropriate <a href="#plugin">plugin</a> based on the value of the <code
+   title=attr-embed-type><a href="#type4">type</a></code> attribute.
+
+  <p>Any (namespace-less) attribute may be specified on the <code><a
+   href="#embed">embed</a></code> element, so long as its name is <a
+   href="#xml-compatible">XML-compatible</a>.
+
+  <p>The user agent should pass the names and values of all the attributes of
+   the <code><a href="#embed">embed</a></code> element that have no namespace
+   to the <a href="#plugin">plugin</a> used, when it is instantiated.
+
+  <p>If the <a href="#plugin">plugin</a> instantiated for the <code><a
+   href="#embed">embed</a></code> element supports a scriptable interface,
+   the <code><a href="#htmlembedelement">HTMLEmbedElement</a></code> object
+   representing the element should expose that interface while the element is
+   instantiated.
+
   <p>The <code><a href="#embed">embed</a></code> element has no <a
-   href="#fallback">fallback content</a>. If the user agent can't display the
-   specified resource, e.g. because the given type is not supported, then the
-   user agent must use a default plugin for the content. (This default could
-   be as simple as saying "Unsupported Format", of course.)
+   href="#fallback">fallback content</a>. If the user agent can't find a
+   suitable plugin, then the user agent must use a default plugin. (This
+   default could be as simple as saying "Unsupported Format".)
 
   <p>The <code><a href="#embed">embed</a></code> element supports <a
    href="#dimension0">dimension attributes</a>.
Received on Thursday, 24 July 2008 08:09:37 GMT

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