[css2] Some issues from the issues list

bert-github · bert-github · commit d4eb48397ce4 · 2005-03-02T04:41:45.000Z
--HG--
extra : convert_revision : svn%3A73dc7c4b-06e6-40f3-b4f7-9ed1dbc14bfc/trunk%402277
diff --git a/css2/grammar.src b/css2/grammar.src
@@ -1,6 +1,6 @@
 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
 <html lang="en">
-<!-- $Id: grammar.src,v 2.40 2004-12-14 20:12:29 bbos Exp $ -->
+<!-- $Id: grammar.src,v 2.41 2005-03-02 04:41:45 bbos Exp $ -->
 <HEAD>
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
 <TITLE>Grammar of CSS&nbsp;2.1</TITLE>
@@ -152,7 +152,7 @@ nonascii	[\200-\377]
 unicode		\\{h}{1,6}(\r\n|[ \t\r\n\f])?
 escape		{unicode}|\\[ -~\200-\377]
 nmstart		[_a-z]|{nonascii}|{escape}
-nmchar		[_a-zA-Z0-9-]|{nonascii}|{escape}
+nmchar		[_a-z0-9-]|{nonascii}|{escape}
 string1		\"([\t !#$%&amp;(-~]|\\{nl}|\'|{nonascii}|{escape})*\"
 string2		\'([\t !#$%&amp;(-~]|\\{nl}|\"|{nonascii}|{escape})*\'
 
diff --git a/css2/properties/properties.db b/css2/properties/properties.db
@@ -297,7 +297,7 @@ table-cell | table-caption | none | inherit;;
   no;;
   see prose;;
   visual;;
-  the percentage or 'auto' as specified or the absolute length; 'auto' if the property does not apply
+  the percentage or 'auto' (see prose under <percentage>) or the absolute length; 'auto' if the property does not apply
 */
 
 /* min-width;;
diff --git a/css2/selector.src b/css2/selector.src
@@ -1,6 +1,6 @@
 <!DOCTYPE HTML PUBLIC '-//W3C//DTD HTML 4.0 Transitional//EN'>
 <html lang="en">
-<!-- $Id: selector.src,v 2.91 2004-12-14 20:12:29 bbos Exp $ -->
+<!-- $Id: selector.src,v 2.92 2005-03-02 04:41:45 bbos Exp $ -->
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
 <title>Selectors</title>
@@ -573,6 +573,14 @@ situation can be reached, however, so this behavior is explicitly
 non-normative in this specification.</em>
 </div>
 
+<div class="note"><p><em><strong>Note:</strong> If an element has
+multiple class attributes, their values must be concatenated with
+spaces between the values before searching for the class. As of this
+time the working group is not aware of any manner in which this
+situation can be reached, however, so this behavior is explicitly
+non-normative in this specification.</em>
+</div>
+
 <h2><a name="id-selectors">ID selectors</a></h2>
 
 <P>Document languages may contain attributes that are declared to be
diff --git a/css2/syndata.src b/css2/syndata.src
@@ -1,7 +1,7 @@
 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"
         "http://www.w3.org/TR/1998/REC-html40-19980424/loose.dtd">
 <html lang="en">
-<!-- $Id: syndata.src,v 2.107 2005-03-02 03:18:35 bbos Exp $ -->
+<!-- $Id: syndata.src,v 2.108 2005-03-02 04:41:45 bbos Exp $ -->
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
 <title>Syntax and basic data types</title>
@@ -232,7 +232,7 @@ href="#parsing-errors">rules for handling parsing errors</a>. However, because t
     href="selector.html">selectors</a>) can contain only the
     characters [A-Za-z0-9] and ISO 10646 characters <!--161--> U+00A1 and higher,
     plus the hyphen (-) and the underscore (_); they cannot start with
-    a digit or a hyphen followed by a digit.
+    a digit, or a hyphen followed by a digit.
     Only properties, values, units, pseudo-classes,
     pseudo-elements, and at-rules may <em>start</em> with a hyphen (-); other
     identifiers (e.g. element names, classes, or IDs) may not.
@@ -324,8 +324,8 @@ the whole of the at-rule and continue parsing after it.
 <p>CSS&nbsp;2.1 user agents must <span class="index-inst" title="ignore"><a
 href="#ignore">ignore</a></span> any <a
 href="cascade.html#at-import">'@import'</a> rule that occurs inside a <a
-href="#block">block</a> or after any valid rule other than an @charset or 
-an @import rule.
+href="#block">block</a> or after any valid rule other than an <span
+class="index-inst">@charset</span> or an @import rule.
 </p>
 
 <div class="illegal-example"><p>
@@ -1211,20 +1211,21 @@ encoding</span> (from highest priority to lowest):
 <ol>
 <li>An HTTP "charset" parameter in a "Content-Type" field
 (or similar parameters in other protocols)</li>
-<li>BOM and/or @charset (see below)</li>
+<li><span class="index-inst">BOM</span> and/or <span
+class="index-inst">@charset</span> (see below)</li>
 <li><code>&lt;link charset=""&gt;</code> or other metadata from the linking mechanism (if any)</li>
 <li>charset of referring stylesheet or document (if any)</li>
 <li>Assume UTF-8</li>
 </ol>
 
-<p>Authors using an @charset rule must place the rule at the very
-beginning of the style sheet, preceded by no characters.  (If a byte
-order mark is appropriate for the encoding used, it may precede the
-@charset rule.)
+<p>Authors using an <span class="index-inst">@charset</span> rule must
+place the rule at the very beginning of the style sheet, preceded by
+no characters. (If a byte order mark is appropriate for the encoding
+used, it may precede the @charset rule.)
 </p>
 
-<p>After "@charset", authors specify the name of a character encoding
-(in quotes). For example:
+<p>After <span class="index-def">"@charset"</span>, authors specify
+the name of a character encoding (in quotes). For example:
 </p>
 
 <pre class="example">@charset "ISO-8859-1";</pre>
@@ -1240,10 +1241,11 @@ the charset names marked as "preferred MIME name" in the IANA
 registry.
 </p>
 
-<p>User agents must support at least the UTF-8 encoding.
+<p>User agents must support at least the <span
+class="index-inst">UTF-8</span> encoding.
 
 <p>User agents must ignore any @charset rule not at the beginning of the
-style sheet.  When user agents detect the character encoding using the
+style sheet. When user agents detect the character encoding using the
 BOM and/or the @charset rule, they should follow the following rules:
 </p>
 
diff --git a/css2/tables.src b/css2/tables.src
@@ -1,6 +1,6 @@
 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
 <html lang="en">
-<!-- $Id: tables.src,v 2.79 2005-03-02 03:18:35 bbos Exp $ -->
+<!-- $Id: tables.src,v 2.80 2005-03-02 04:41:45 bbos Exp $ -->
 <head>
 <meta http-equiv="Content-Type" content="text/html;charset=ISO-8859-1">
 <title>Tables</title>
@@ -1091,12 +1091,14 @@ class="propinst-empty-cells">'empty-cells'</span> property</h4>
 rendering of borders and backgrounds around cells that have no visible
 content. Empty cells and cells with the <span
 class="propinst-visibility">'visibility'</span> property set to
-'hidden' are considered to have no visible content. Visible content
-includes "&amp;nbsp;" and other whitespace except ASCII CR ("\0D"), LF
-("\0A"), tab ("\09"), and space ("\20"). Cells are empty if they
-contain no in-flow nor floating content other than whitespace that has
-been collapsed away by the <span
+'hidden' are considered to have no visible content.
+Cells are empty unless they contain one or more of the following:
+<ul>
+<li>floating content (including empty elements),
+<li>in-flow content (including empty elements) other than whitespace
+that has been collapsed away by the <span
 class="propinst-white-space">'white-space'</span> property handling.
+</ul>
 
 <p>When this property has the value 'show', borders and backgrounds
 are drawn around/behind empty cells (like normal cells).
diff --git a/css2/visudet.src b/css2/visudet.src
@@ -1,6 +1,6 @@
 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
 <html lang="en">
-<!-- $Id: visudet.src,v 2.99 2005-02-08 10:40:38 bbos Exp $ -->
+<!-- $Id: visudet.src,v 2.100 2005-03-02 04:41:45 bbos Exp $ -->
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
 <title>Visual formatting model details</title>
@@ -407,7 +407,8 @@ position.
 </p>
 <p>For the purposes of calculating the static position, the containing
 block of fixed positioned elements is the initial containing block
-instead of the viewport.
+instead of the viewport, and all scrollable boxes should be assumed to
+be scrolled to their origin.
 
 <p>The constraint that determines the used values for these
 elements is:</p>
@@ -427,8 +428,11 @@ href="#static-position">static position</a> and apply rule number
 one below.</p>
 
 <p>If none of the three is 'auto': If both 'margin-left' and
-'margin-right' are 'auto', solve the equation under the extra
-constraint that the two margins get equal values. If one of
+'margin-right' are 'auto', solve the
+equation under the extra constraint that the two margins get equal
+values, unless this would make them negative, in which case when
+direction is 'ltr' ('rtl'), set 'margin-left' ('margin-right') to zero
+and solve for 'margin-right' ('margin-left'). If one of
 'margin-left' or 'margin-right' is 'auto', solve the equation for that
 value. If the values are over-constrained, ignore the value for 'left'
 (in case 'direction' is 'rtl') or 'right' (in case 'direction' is
@@ -501,7 +505,12 @@ class="propinst-margin-right">'margin-right'</span> with '0'.
 class="propinst-margin-left">'margin-left'</span> and <span
 class="propinst-margin-right">'margin-right'</span> are still 'auto',
 solve the equation under the extra constraint that the two margins
-must get equal values.
+must get equal values, unless this would make them negative, in which
+case when direction is 'ltr' ('rtl'), set <span
+class="propinst-margin-left">'margin-left'</span> (<span
+class="propinst-margin-right">'margin-right'</span>) to zero and solve
+for <span class="propinst-margin-right">'margin-right'</span> (<span
+class="propinst-margin-left">'margin-left'</span>).
 </li>
 <li>If at this point there is an 'auto' left, solve the equation 
 for that value.
@@ -721,7 +730,7 @@ respect to the height of the generated box's <a
 href="visuren.html#containing-block">containing block</a>. If the
 height of the containing block is not specified explicitly (i.e., it
 depends on content height), and this element is not absolutely
-positioned, the value is interpreted like 'auto'. A percentage height
+positioned, the value computes to 'auto'. A percentage height
 on the <a href="conform.html#root">root element</a> is relative to the
 <a href="visuren.html#viewport">viewport</a>.
 </dd>
diff --git a/css2/zindex.src b/css2/zindex.src
@@ -1,6 +1,6 @@
 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
 <html lang="en">
-<!-- $Id: zindex.src,v 2.5 2004-02-09 21:47:47 bbos Exp $ -->
+<!-- $Id: zindex.src,v 2.6 2005-03-02 04:41:45 bbos Exp $ -->
 <HEAD>
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
 <TITLE>Elaborate description of Stacking Contexts</TITLE>
@@ -156,7 +156,8 @@ the 'z-index' property) is:</p>
     tree order.
 
 <li>Finally, implementations that do not draw outlines in steps above
-    must draw outlines from this stacking context at this stage.
+    must draw outlines from this stacking context at this stage. (It
+    is recommended to draw outlines in this step and not in the steps above.)
 </ol>
 
 <h2>Notes</h2>
