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git-svn-id: http://svn.whatwg.org/webapps@1558 340c8d12-0b0e-0410-8428-c7bf67bfef74
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@Hixie
Hixie committed May 8, 2008
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84 changes: 82 additions & 2 deletions index
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Expand Up @@ -7467,6 +7467,8 @@ onActivate, onBeforeDeactivate, onDeactivate, document.hasFocus):

<dd><code title=attr-link-type><a href="#type">type</a></code>

<dd><code title=attr-link-sizes><a href="#sizes0">sizes</a></code>

<dd>Also, the <code title=attr-link-title><a
href="#title2">title</a></code> attribute has special semantics on this
element.
Expand All @@ -7483,6 +7485,7 @@ onActivate, onBeforeDeactivate, onDeactivate, document.hasFocus):
attribute DOMString <a href="#media1" title=dom-link-media>media</a>;
attribute DOMString <a href="#hreflang0" title=dom-link-hreflang>hreflang</a>;
attribute DOMString <a href="#type0" title=dom-link-type>type</a>;
attribute DOMString <a href="#sizes" title=dom-link-sizes>sizes</a>;
};</pre>

<p>The <code>LinkStyle</code> interface must also be implemented by this
Expand Down Expand Up @@ -7670,6 +7673,14 @@ onActivate, onBeforeDeactivate, onDeactivate, document.hasFocus):
elements in that a link without a title does not inherit the title of the
parent element: it merely has no title.

<p>The <code title=attr-link-sizes><a href="#sizes0">sizes</a></code>
attribute is used with the <code title=rel-icon><a
href="#icon3">icon</a></code> link type. The attribute must not be
specified on <code><a href="#link">link</a></code> elements that do not
have a <code title=attr-link-rel><a href="#rel">rel</a></code> attribute
that specifies the <code title=rel-icon><a href="#icon3">icon</a></code>
keyword.

<p>Some versions of HTTP defined a <code title="">Link:</code> header, to
be processed like a series of <code><a href="#link">link</a></code>
elements. When processing links, those must be taken into consideration as
Expand All @@ -7687,7 +7698,8 @@ onActivate, onBeforeDeactivate, onDeactivate, document.hasFocus):
title=dom-link-rel><code>rel</code></dfn>, <dfn id=media1
title=dom-link-media><code>media</code></dfn>, <dfn id=hreflang0
title=dom-link-hreflang><code>hreflang</code></dfn>, and <dfn id=type0
title=dom-link-type><code>type</code></dfn> each must <a
title=dom-link-type><code>type</code></dfn>, and <dfn id=sizes
title=dom-link-sizes><code>sizes</code></dfn> each must <a
href="#reflect">reflect</a> the respective content attributes of the same
name.

Expand Down Expand Up @@ -34700,13 +34712,81 @@ at the first element with the given ID must be treated as if it was cloned and r
<p>Icons could be auditory icons, visual icons, or other kinds of icons. If
multiple icons are provided, the user agent must select the most
appropriate icon according to the <code title=attr-link-media><a
href="#media0">media</a></code> attribute.
href="#media0">media</a></code> and <code title=attr-link-sizes><a
href="#sizes0">sizes</a></code> attributes. If there are multiple equally
appropriate icons, user agents must use the first one declared in <a
href="#tree-order">tree order</a>.

<p>There is no default type for resources given by the <code
title=rel-icon><a href="#icon3">icon</a></code> keyword.</p>
<!-- XXX we don't define
the content-type sniffing for this keyword -->

<p>The <dfn id=sizes0 title=attr-link-sizes><code>sizes</code></dfn>
attribute gives the sizes of icons for visual media.

<p>If the specified, the attribute must have a value that is an <a
href="#unordered">unordered set of unique space-separated tokens</a>. The
values must all be either <code title=attr-link-sizes-any><a
href="#any-keyword">any</a></code> or a value that consists of two <a
href="#valid" title="valid non-negative integer">valid non-negative
integers</a> that do not have a leading U+0030 DIGIT ZERO (0) character
and that are separated by a single U+0078 LATIN SMALL LETTER X character.

<p>The keywords represent icon sizes.

<p>To parse and process the attribute's value, the user agent must first <a
href="#split" title="split a string on spaces">split the attribute's value
on spaces</a>, and must then parse each resulting keyword to determine
what it represents.

<p>The <dfn id=any-keyword title=attr-link-sizes-any><code>any</code>
keyword represents that the resource contains a scalable icon, e.g. as
provided by an SVG image.</dfn>

<p>Other keywords must be further parsed as follows to determine what they
represent:

<ul>
<li>
<p>If the keyword doesn't contain exactly one U+0078 LATIN SMALL LETTER X
character, then this keyword doesn't represent anything. Abort these
steps for that keyword.

<li>
<p>Let <var title="">width string</var> be the string before the "<code
title="">x</code>".

<li>
<p>Let <var title="">hight string</var> be the string after the "<code
title="">x</code>".

<li>
<p>If either <var title="">width string</var> or <var title="">height
string</var> start with a U+0030 DIGIT ZERO (0) character or contain any
characters other than characters in the range U+0030 DIGIT ZERO (0) to
U+0039 DIGIT NINE (9), then this keyword doesn't represent anything.
Abort these steps for that keyword.

<li>
<p>Apply the <a href="#rules">rules for parsing non-negative integers</a>
to <var title="">width string</var> to obtain <var title="">width</var>.

<li>
<p>Apply the <a href="#rules">rules for parsing non-negative integers</a>
to <var title="">height string</var> to obtain <var
title="">height</var>.

<li>
<p>The keyword represents that the resource contains a bitmap icon with a
width of <var title="">width</var> device pixels and a height of <var
title="">height</var> device pixels.
</ul>

<p>The keywords specified on the <code title=attr-link-sizes><a
href="#sizes0">sizes</a></code> attribute must not represent icon sizes
that are not actually available in the linked resource.

<h5 id=link-type8><span class=secno>4.12.3.10. </span>Link type "<dfn
id=license title=rel-license><code>license</code></dfn>"</h5>

Expand Down
80 changes: 78 additions & 2 deletions source
View file
Expand Up @@ -5899,6 +5899,7 @@ onActivate, onBeforeDeactivate, onDeactivate, document.hasFocus):
<dd><code title="attr-link-media">media</code></dd>
<dd><code title="attr-link-hreflang">hreflang</code></dd>
<dd><code title="attr-link-type">type</code></dd>
<dd><code title="attr-link-sizes">sizes</code></dd>
<dd>Also, the <code title="attr-link-title">title</code> attribute has special semantics on this element.</dd>
<dt>DOM interface:</dt>
<dd>
Expand All @@ -5910,6 +5911,7 @@ onActivate, onBeforeDeactivate, onDeactivate, document.hasFocus):
attribute DOMString <span title="dom-link-media">media</span>;
attribute DOMString <span title="dom-link-hreflang">hreflang</span>;
attribute DOMString <span title="dom-link-type">type</span>;
attribute DOMString <span title="dom-link-sizes">sizes</span>;
};</pre>
<p>The <code>LinkStyle</code> interface must also be implemented
by this element, the <span>styling processing model</span> defines
Expand Down Expand Up @@ -6102,6 +6104,12 @@ onActivate, onBeforeDeactivate, onDeactivate, document.hasFocus):
elements in that a link without a title does not inherit the title
of the parent element: it merely has no title.</p>

<p>The <code title="attr-link-sizes">sizes</code> attribute is used
with the <code title="rel-icon">icon</code> link type. The attribute
must not be specified on <code>link</code> elements that do not have
a <code title="attr-link-rel">rel</code> attribute that specifies
the <code title="rel-icon">icon</code> keyword.</p>

<p>Some versions of HTTP defined a <code title="">Link:</code>
header, to be processed like a series of <code>link</code> elements.
When processing links, those must be taken into consideration as
Expand All @@ -6120,7 +6128,8 @@ onActivate, onBeforeDeactivate, onDeactivate, document.hasFocus):
title="dom-link-rel"><code>rel</code></dfn>, <dfn
title="dom-link-media"><code>media</code></dfn>, <dfn
title="dom-link-hreflang"><code>hreflang</code></dfn>, and <dfn
title="dom-link-type"><code>type</code></dfn> each must
title="dom-link-type"><code>type</code></dfn>, and <dfn
title="dom-link-sizes"><code>sizes</code></dfn> each must
<span>reflect</span> the respective content attributes of the same
name.</p>

Expand Down Expand Up @@ -32437,12 +32446,79 @@ at the first element with the given ID must be treated as if it was cloned and r
<p>Icons could be auditory icons, visual icons, or other kinds of
icons. If multiple icons are provided, the user agent must select
the most appropriate icon according to the <code
title="attr-link-media">media</code> attribute.</p>
title="attr-link-media">media</code> and <code
title="attr-link-sizes">sizes</code> attributes. If there are
multiple equally appropriate icons, user agents must use the first
one declared in <span>tree order</span>.</p>

<p>There is no default type for resources given by the <code
title="rel-icon">icon</code> keyword.</p> <!-- XXX we don't define
the content-type sniffing for this keyword -->

<p>The <dfn title="attr-link-sizes"><code>sizes</code></dfn>
attribute gives the sizes of icons for visual media.</p>

<p>If the specified, the attribute must have a value that is an
<span>unordered set of unique space-separated tokens</span>. The
values must all be either <code
title="attr-link-sizes-any">any</code> or a value that consists of
two <span title="valid non-negative integer">valid non-negative
integers</span> that do not have a leading U+0030 DIGIT ZERO (0)
character and that are separated by a single U+0078 LATIN SMALL
LETTER X character.</p>

<p>The keywords represent icon sizes.</p>

<p>To parse and process the attribute's value, the user agent must
first <span title="split a string on spaces">split the attribute's
value on spaces</span>, and must then parse each resulting keyword
to determine what it represents.</p>

<p>The <dfn title="attr-link-sizes-any"><code>any</code> keyword
represents that the resource contains a scalable icon, e.g. as
provided by an SVG image.</p>

<p>Other keywords must be further parsed as follows to determine
what they represent:</p>

<ul>

<li><p>If the keyword doesn't contain exactly one U+0078 LATIN
SMALL LETTER X character, then this keyword doesn't represent
anything. Abort these steps for that keyword.</p></li>

<li><p>Let <var title="">width string</var> be the string before
the "<code title="">x</code>".</p></li>

<li><p>Let <var title="">hight string</var> be the string after the
"<code title="">x</code>".</p></li>

<li><p>If either <var title="">width string</var> or <var
title="">height string</var> start with a U+0030 DIGIT ZERO (0)
character or contain any characters other than characters in the
range U+0030 DIGIT ZERO (0) to U+0039 DIGIT NINE (9), then this
keyword doesn't represent anything. Abort these steps for that
keyword.</p></li>

<li><p>Apply the <span>rules for parsing non-negative
integers</span> to <var title="">width string</var> to obtain <var
title="">width</var>.</p></li>

<li><p>Apply the <span>rules for parsing non-negative
integers</span> to <var title="">height string</var> to obtain <var
title="">height</var>.</p></li>

<li><p>The keyword represents that the resource contains a bitmap
icon with a width of <var title="">width</var> device pixels and a
height of <var title="">height</var> device pixels.</p></li>

</ul>

<p>The keywords specified on the <code
title="attr-link-sizes">sizes</code> attribute must not represent
icon sizes that are not actually available in the linked
resource.</p>


<h5>Link type "<dfn title="rel-license"><code>license</code></dfn>"</h5>

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