[css2] Issue 197 (remove 'run-in')

bert-github · bert-github · commit 3894cc0f4219 · 2011-03-16T17:04:36.000Z
--HG--
extra : convert_revision : svn%3A73dc7c4b-06e6-40f3-b4f7-9ed1dbc14bfc/trunk%403159
diff --git a/css2/changes.src b/css2/changes.src
@@ -1,6 +1,6 @@
 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN">
 <html lang="en">
-<!-- $Id: changes.src,v 2.141 2011-03-16 13:58:12 bbos Exp $ -->
+<!-- $Id: changes.src,v 2.142 2011-03-16 17:03:59 bbos Exp $ -->
 <HEAD>
 <TITLE>Changes</TITLE>
 </HEAD>
@@ -7446,6 +7446,157 @@ class="propinst-background-position">'background-position'</span>
 property</del> <ins>are undefined in CSS&nbsp;2.1</ins>.
 </blockquote>
 
+<!--========================== issue 197 ==========================-->
+
+<h3 id=u.9.2.4><a
+href="/TR/2010/WD-CSS2-20101207/visuren.html#display-prop">9.2.4 The
+'display' property</a></h3>
+
+<p>Because some aspects of 'run-in' (most notably if and how 'clear'
+should apply to run-in elements when they are inline) are still under
+discussion, 'run-in' has been reclassified as a level&nbsp;3
+feature.
+
+<p>Change in section 9.2.4:
+
+<blockquote>
+<dl>
+<dt>run-in <dd>This value creates either block or inline boxes,
+depending on context. <del>Properties apply to run-in boxes based on
+their final status (inline-level or block-level).</del> <ins>'Run-in'
+is defined in CSS level&nbsp;3 (see <a href="/TR/css3-box">CSS basic
+box model</a>). It is not required for conformance to
+level&nbsp;2.</ins>
+</dl>
+</blockquote>
+
+<p>Remove 'run-in' from <a
+href="/TR/2010/WD-CSS2-20101207/visuren.html#block-boxes">section
+9.2.1 &ldquo;Block-level elements and block boxes&rdquo;</a>:
+
+<blockquote>
+<p>[&hellip;] The following values of the 'display' property make an
+element block-level: 'block', 'list-item', <del>and 'run-in' (part of
+the time; see run-in boxes),</del> and 'table'.
+</blockquote>
+
+<p>Remove 'run-in' from <a
+href="/TR/2010/WD-CSS2-20101207/visuren.html#inline-boxes">section
+9.2.2 &ldquo;Inline-level elements and inline boxes&rdquo;</a>:
+
+<blockquote>
+<p>[&hellip;] The following values of the 'display' property make an
+element inline-level: 'inline', 'inline-table', <ins>and</ins>
+'inline-block' <del>and 'run-in' (part of the time; see run-in
+boxes)</del>. [&hellip;]
+
+<p>[&hellip;] A non-replaced element with a 'display' value of
+'inline' generates an inline box. <del>An element with a 'display'
+value of 'run-in' can also generate an inline box; see run-in
+boxes.</del>
+</blockquote>
+
+<p>Replace <a
+href="/TR/2010/WD-CSS2-20101207/visuren.html#run-in">section 9.2.3
+&ldquo;Run-in boxes&rdquo;</a>:
+
+<blockquote>
+<p><strong>9.2.3 Run-in boxes</strong>
+
+<p><del>A run-in element (or pseudo-element) <var>A</var> behaves as
+follows: [&hellip;] Please consult the section on generated content
+for information about how run-in boxes interact with generated
+content.</del>
+
+<p><ins>[This section exists so that the section numbers are the same
+as in previous drafts. Run-in boxes are not part of
+CSS&nbsp;2.1.]</ins>
+</blockquote>
+
+<p>Remove 'run-in' from <a
+href="/TR/2010/WD-CSS2-20101207/visuren.html#positioning-scheme">section
+9.3 &ldquo;Positioning schemes&rdquo;</a>:
+
+<blockquote>
+<ol>
+<li>Normal flow. In CSS&nbsp;2.1, normal flow includes block
+formatting of block-level boxes, inline formatting of inline-level
+boxes, <ins>and</ins> relative positioning of block-level and
+inline-level boxes<del>, and formatting of run-in boxes</del>.
+</ol>
+</blockquote>
+
+<p>Remove 'run-in' from <a
+href="/TR/2010/WD-CSS2-20101207/visuren.html#flow-control">section
+9.5.2 &ldquo;Controlling flow next to floats: the 'clear'
+property&rdquo;</a>:
+
+<blockquote>
+<p><del>For run-in boxes, this property applies to the final block box
+to which the run-in box belongs.</del>
+</blockquote>
+
+<p>Remove 'run-in' from <a
+href="/TR/2010/WD-CSS2-20101207/visuren.html#dis-pos-flo">section 9.7
+&ldquo;Relationships between 'display', 'position', and
+'float'&rdquo;</a>:
+
+<blockquote>
+<table border="1">
+<tr><th>Specified value <th style="width:30%">Computed value
+<tr><td>inline-table <td>table
+<tr><td>inline, <del>run-in,</del> table-row-group, table-column,
+table-column-group, table-header-group, table-footer-group, table-row,
+table-cell, table-caption, inline-block <td>block
+<tr><td>others <td>same as specified
+</table>
+</blockquote>
+
+<p>Remove 'run-in' from <a
+href="/TR/2010/WD-CSS2-20101207/visuren.html#direction">section 9.10
+&ldquo;Text direction: the 'direction' and 'unicode-bidi'
+properties&rdquo;</a>:
+
+<blockquote>
+<p>The final order of characters in each block container is the same
+as if the bidi control codes had been added as described above, markup
+had been stripped, and the resulting character sequence had been
+passed to an implementation of the Unicode bidirectional algorithm for
+plain text that produced the same line-breaks as the styled text. In
+this process, replaced elements with 'display: inline' <del>(and
+replaced elements with 'display: run-in', when they generate
+inline-level boxes)</del> are treated as neutral characters, unless
+their 'unicode-bidi' property has a value other than 'normal', in
+which case they are treated as strong characters in the 'direction'
+specified for the element. All other atomic inline-level boxes are
+treated as neutral characters always.
+</blockquote>
+
+<p>Remove 'run-in' from <a
+href="/TR/2010/WD-CSS2-20101207/zindex.html#stacking-defs">section E.1
+&ldquo;Definitions&rdquo;</a>:
+
+<blockquote>
+<dl>
+<dt>Tree Order <dd>Preorder depth-first traversal of the rendering
+tree, in logical (not visual) order for bidirectional content, after
+taking into account properties that move boxes around <del>such as the
+'run-in' value of 'display'</del>.
+</dl>
+</blockquote>
+
+<p>Remove 'run-in' from <a
+href="/TR/2010/WD-CSS2-20101207/generate.html#before-after-content">section
+12.1 &ldquo;The :before and :after pseudo-elements&rdquo;</a>:
+
+<blockquote>
+<p>The :before and :after pseudo-elements interact with other
+boxes<del>, such as run-in boxes,</del> as if they were real elements
+inserted just inside their associated element.
+</blockquote>
+
+<p>and also from the subsequent example.
+
 
 
 </BODY>
diff --git a/css2/generate.src b/css2/generate.src
@@ -110,33 +110,28 @@ body:after {
 </div>
 
 <p>The :before and :after pseudo-elements interact with other
-boxes, such as run-in boxes, as if they were real elements inserted just
+boxes as if they were real elements inserted just
 inside their associated element.</p>
 
 <div class="example">
 <p>For example, the following document fragment and style sheet:</p>
 <pre>
-&lt;h2> Header &lt;/h2>               h2 { display: run-in; }
 &lt;p> Text &lt;/p>                   p:before { display: block; content: 'Some'; }
 </pre>
 <p>...would render in exactly the same way as the following document
 fragment and style sheet:</p>
 <pre>
-&lt;h2> Header &lt;/h2>            h2 { display: run-in; }
 &lt;p>&lt;span>Some&lt;/span> Text &lt;/p>  span { display: block }
 </pre>
 <p>Similarly, the following document fragment and style sheet:</p>
 <pre>
-&lt;h2> Header &lt;/h2>     h2 { display: run-in; }
-                      h2:after { display: block; content: 'Thing'; }
-&lt;p> Text &lt;/p>
+&lt;h2> Header &lt;/h2>     h2:after { display: block; content: 'Thing'; }
 </pre>
 <p>...would render in exactly the same way as the following document
 fragment and style sheet:</p>
 <pre>
 &lt;h2> Header &lt;span>Thing&lt;/span>&lt;/h2>   h2 { display: block; }
                                       span { display: block; }
-&lt;p> Text &lt;/p>
 </pre>
 </div>
 
diff --git a/css2/visuren.src b/css2/visuren.src
@@ -1,6 +1,6 @@
 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN">
 <html lang="en">
-<!-- $Id: visuren.src,v 2.183 2011-03-16 13:58:12 bbos Exp $ -->
+<!-- $Id: visuren.src,v 2.184 2011-03-16 17:03:47 bbos Exp $ -->
 <head>
 <title>Visual formatting model</title>
 <meta name="editor" lang="tr" content="Tantek &Ccedil;elik">
@@ -119,8 +119,7 @@ specifies a box's type.
 element"><a name="block-level"><dfn>Block-level elements</dfn></a></span> are those elements of the source document that are formatted visually as
 blocks (e.g., paragraphs). The following values of the <span
 class="propinst-display">'display'</span> property make an element
-block-level: 'block', 'list-item', and 'run-in' (part of the
-time; see <a href="#run-in">run-in boxes</a>), and 'table'.
+block-level: 'block', 'list-item', and 'table'.
 </p>
 
 <p><span class="index-def" title="block-level box"><dfn>Block-level
@@ -266,8 +265,7 @@ do not form new blocks of content; the content is distributed in lines
 within a paragraph, inline images,
 etc.). The following values of the <span
 class="propinst-display">'display'</span> property make an element
-inline-level: 'inline', 'inline-table', 'inline-block'
- and 'run-in' (part of the time; see <a href="#run-in">run-in boxes</a>). 
+inline-level: 'inline', 'inline-table', and 'inline-block'. 
 
 Inline-level elements generate <span class="index-def"
 title="inline-level box"><dfn>inline-level
@@ -279,8 +277,7 @@ name="inline-box"><dfn>inline
 box</dfn></a></span> is one that is both inline-level and whose
 contents participate in its containing inline formatting context. A
 non-replaced element with a 'display' value of 'inline' generates an
-inline box. An element with a 'display' value of 'run-in' can also
-generate an inline box; see <a href="#run-in">run-in boxes.</a>
+inline box.
 Inline-level boxes that are not inline boxes (such as replaced
 inline-level elements, inline-block elements, and inline-table
 elements) are called <span class="index-def" title="atomic
@@ -327,96 +324,8 @@ simply called anonymous boxes in this specification.
 </p>
 <h3><a name="run-in">Run-in boxes</a></h3>
 
-
-
-<p>A <span class="index-def" title="run-in element"><dfn>run-in
-element</dfn></span> (or pseudo-element) <var>A</var> behaves as
-follows:
-
-<ol>
-  <li>If <var>A</var> has any <a
-  href="conform.html#child">children</a> that <a
-  href="#inhibit-run-in">inhibit run-in behavior</a> (see below), then
-  <var>A</var> is rendered as if it had 'display: block'.
-
-  <li>Let <var>B</var> be the first of <var>A</var>'s following <a
-  href="conform.html#sibling">siblings</a> that is neither floating
-  nor <a href="visuren.html#absolutely-positioned">absolutely
-  positioned</a> nor has 'display: none'. If <var>B</var> exists and has a
-  specified value for 'display' of 'block' or 'list-item' and is not
-  <a href="conform.html#replaced-element">replaced,</a> then
-  <var>A</var> is rendered as an 'inline' element at the start of
-  <var>B</var>'s <a href="visuren.html#principal-box">principal
-  box.</a> Note: <var>A</var> is rendered before <var>B</var>'s
-  ':before' pseudo-element, if any. See <a
-  href="generate.html#before-after-content">12.1.</a>
-
-  <li>Otherwise, <var>A</var> is rendered as if it had 'display:
-  block'.
-</ol>
-
-<p>In the above, "siblings" and "children" include both normal
-elements and :before/:after pseudo-elements.
-
-<p id="inhibit-run-in">An element or pseudo-element <var>C</var>
-<dfn><span class="index-def">inhibits run-in behavior</span></dfn> if
-one of the following is
-true. (Note that the definition is recursive.)
-
-<ol>
-  <li><var>C</var> is not floating and not <a
-  href="visuren.html#absolutely-positioned">absolutely positioned</a>
-  and the computed value of its 'display' is one of 'block',
-  'list-item', 'table' or 'run-in'.
-
-  <li><var>C</var> has a computed value for 'display' of 'inline' and
-  it has one or more children that inhibit run-in behavior. (Where
-  "children" includes both normal elements and :before/:after
-  pseudo-elements.)
-</ol>
-
-<p>A 'run-in' box is useful for run-in headers, as
-in this example:
-</p>
-<div class="html-example">
-<pre><code class="html">
-&lt;!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"&gt;
-&lt;HTML&gt;
-  &lt;HEAD&gt;
-    &lt;TITLE&gt;A run-in box example&lt;/TITLE&gt;
-    &lt;STYLE type="text/css"&gt;
-      H3 { display: run-in }
-    &lt;/STYLE&gt;
-  &lt;/HEAD&gt;
-  &lt;BODY&gt;
-    &lt;H3&gt;A run-in heading.&lt;/H3&gt;
-    &lt;P&gt;And a paragraph of text that
-       follows it.
-  &lt;/BODY&gt;
-&lt;/HTML&gt;
-</code></pre>
-</div>
-
-<p>This example might be formatted as:</p>
-
-<pre>
-  <b>A run-in heading.</b> And a
-  paragraph of text that 
-  follows it.
-</pre>
-
-<p>Despite appearing visually part of the following block box, 
-a run-in element still inherits properties from its parent 
-in the source tree.
-It is undefined in CSS&nbsp;2.1 if a run-in inherits from a 
-':first-line' pseudo-element.
-</p>
-
-<p>Please consult the section on 
-<a href="generate.html#before-after-content">generated content</a>
-for information about how run-in boxes interact with generated
-content.
-</p>
+<p>[This section exists so that the section numbers are the same as in
+previous drafts. Run-in boxes are not part of CSS&nbsp;2.1.]
 
 <h3><a name="display-prop">The</a> <span
 class="propinst-display">'display'</span> property</h3>
@@ -476,8 +385,9 @@ name="value-def-run-in"><strong>run-in</strong></a></span>
 </dt>
 <dd>This value creates either block or 
 inline boxes, depending on context. 
-Properties apply to run-in boxes based on their
-final status (inline-level or block-level).
+'Run-in' is defined in CSS level&nbsp;3 (see <a
+href="/TR/css3-box">CSS basic box model</a>). It is not required for
+conformance to level&nbsp;2.
 </dd>
 <dt>
 <span class="value-inst-table">table</span>,
@@ -542,10 +452,9 @@ schemes:</dfn></span></p>
 flow includes <a href="#block-formatting">block formatting</a>
 of block-level boxes, 
 <a href="#inline-formatting">inline formatting</a>
-of inline-level boxes, <a
+of inline-level boxes, and <a
 href="#relative-positioning">relative positioning</a> of
-block-level and inline-level boxes, and formatting of
-<a href="#run-in">run-in</a> boxes.
+block-level and inline-level boxes.
 </li>
 <li><a href="#floats">Floats</a>. In the float model,
 a box is first laid out according to the normal flow, then 
@@ -1381,12 +1290,6 @@ other <a href="visuren.html#block-formatting">block formatting
 contexts.</a>
 </p>
 
-<p>
- For
- <a href="#run-in">run-in boxes</a>,
-this property applies to the final block box to which the run-in box belongs.
-</p>
-
 <p>Values have the following meanings when applied to non-floating
 block-level boxes:</p>
 
@@ -1714,7 +1617,7 @@ as specified.
 <table border="1">
 <tr><th>Specified value </th><th style="width:30%">Computed value</th></tr>
 <tr><td>inline-table </td><td>table</td></tr>
-<tr><td>inline, run-in, table-row-group, table-column,
+<tr><td>inline, table-row-group, table-column,
 table-column-group, table-header-group, table-footer-group, table-row,
 table-cell, table-caption, inline-block </td><td>block</td></tr>
 <tr><td>others </td><td>same as specified</td></tr>
@@ -2319,9 +2222,8 @@ markup had been stripped, and the resulting character sequence had
 been passed to an implementation of the Unicode bidirectional
 algorithm for plain text that produced the same line-breaks as the
 styled text.
-In this process, replaced elements with 'display: inline' (and
-replaced elements with 'display: run-in', when they generate
-inline-level boxes) are treated as
+In this process, replaced elements with 'display: inline'
+are treated as
 neutral characters, unless their <span
 class="propinst-unicode-bidi">'unicode-bidi'</span> property has a
 value other than 'normal', in which case they are treated as strong
diff --git a/css2/zindex.src b/css2/zindex.src
