[giow] (1) Define <style scoped> and @global.

Affected topics: HTML

git-svn-id: http://svn.whatwg.org/webapps@6935 340c8d12-0b0e-0410-8428-c7bf67bfef74

@@ -15668,10 +15668,37 @@ <h4 id=the-style-element><span class=secno>4.2.6 </span>The <dfn><code>style</co
   (if any), and that element's descendants. Otherwise, the specified
   styles must, if applied, be applied to the entire document.</p>
 
-  <p>For scoped CSS resources, the effect of @-rules must be scoped to
-  the scoped sheet and its subresources, even if the @-rule in
-  question would ordinarily apply to all style sheets that affect the
-  <code><a href=#document>Document</a></code>. Any '@page' rules in scoped CSS resources
+  <p class=critical>The following will eventually be moved to a CSS
+  specification; it is specified here only on an interim basis until
+  an editor can be found to own this.</p>
+
+  <p>Within scoped CSS resources, authors may use an <code title="">@global</code> @-rule. The syntax of this rule is defined
+  as follows.</p>
+
+  <p>The following production is added to the grammar:</p>
+
+  <pre>global
+  : GLOBAL_SYM S* ruleset
+  ;</pre>
+
+  <p>The following rules are added to the Flex tokenizer:</p>
+
+  <pre>B                     b|\\0{0,4}(42|62)(\r\n|[ \t\r\n\f])?
+@{G}{L}{O}{B}{A}{L}   {return GLOBAL_SYM;}</pre>
+
+  <p>Simple selectors in rule sets prefixed by the <code title="">@global</code> @-rule in scoped CSS resources must be
+  processed in the same way as normal rule sets in non-scoped CSS
+  resources.</p>
+
+  <p>Simple selectors in scoped CSS resources that are not prefixed by
+  an <code title="">@global</code> @-rule must only match the
+  <code><a href=#the-style-element>style</a></code> element's parent element (if any), and that
+  element's descendants.</p>
+
+  <p>For scoped CSS resources, the effect of other @-rules must be
+  scoped to the scoped sheet and its subresources, even if the @-rule
+  in question would ordinarily apply to all style sheets that affect
+  the <code><a href=#document>Document</a></code>. Any '@page' rules in scoped CSS resources
   must be ignored.</p>
 
   <p class=example>For example, an '@font-face' rule defined in a

@@ -15668,10 +15668,37 @@ people expect to have work and what is necessary.
   (if any), and that element's descendants. Otherwise, the specified
   styles must, if applied, be applied to the entire document.</p>
 
-  <p>For scoped CSS resources, the effect of @-rules must be scoped to
-  the scoped sheet and its subresources, even if the @-rule in
-  question would ordinarily apply to all style sheets that affect the
-  <code><a href=#document>Document</a></code>. Any '@page' rules in scoped CSS resources
+  <p class=critical>The following will eventually be moved to a CSS
+  specification; it is specified here only on an interim basis until
+  an editor can be found to own this.</p>
+
+  <p>Within scoped CSS resources, authors may use an <code title="">@global</code> @-rule. The syntax of this rule is defined
+  as follows.</p>
+
+  <p>The following production is added to the grammar:</p>
+
+  <pre>global
+  : GLOBAL_SYM S* ruleset
+  ;</pre>
+
+  <p>The following rules are added to the Flex tokenizer:</p>
+
+  <pre>B                     b|\\0{0,4}(42|62)(\r\n|[ \t\r\n\f])?
+@{G}{L}{O}{B}{A}{L}   {return GLOBAL_SYM;}</pre>
+
+  <p>Simple selectors in rule sets prefixed by the <code title="">@global</code> @-rule in scoped CSS resources must be
+  processed in the same way as normal rule sets in non-scoped CSS
+  resources.</p>
+
+  <p>Simple selectors in scoped CSS resources that are not prefixed by
+  an <code title="">@global</code> @-rule must only match the
+  <code><a href=#the-style-element>style</a></code> element's parent element (if any), and that
+  element's descendants.</p>
+
+  <p>For scoped CSS resources, the effect of other @-rules must be
+  scoped to the scoped sheet and its subresources, even if the @-rule
+  in question would ordinarily apply to all style sheets that affect
+  the <code><a href=#document>Document</a></code>. Any '@page' rules in scoped CSS resources
   must be ignored.</p>
 
   <p class=example>For example, an '@font-face' rule defined in a

@@ -16717,10 +16717,39 @@ people expect to have work and what is necessary.
   (if any), and that element's descendants. Otherwise, the specified
   styles must, if applied, be applied to the entire document.</p>
 
-  <p>For scoped CSS resources, the effect of @-rules must be scoped to
-  the scoped sheet and its subresources, even if the @-rule in
-  question would ordinarily apply to all style sheets that affect the
-  <code>Document</code>. Any '@page' rules in scoped CSS resources
+  <p class="critical">The following will eventually be moved to a CSS
+  specification; it is specified here only on an interim basis until
+  an editor can be found to own this.</p>
+
+  <p>Within scoped CSS resources, authors may use an <code
+  title="">@global</code> @-rule. The syntax of this rule is defined
+  as follows.</p>
+
+  <p>The following production is added to the grammar:</p>
+
+  <pre>global
+  : GLOBAL_SYM S* ruleset
+  ;</pre>
+
+  <p>The following rules are added to the Flex tokenizer:</p>
+
+  <pre>B                     b|\\0{0,4}(42|62)(\r\n|[ \t\r\n\f])?
+@{G}{L}{O}{B}{A}{L}   {return GLOBAL_SYM;}</pre>
+
+  <p>Simple selectors in rule sets prefixed by the <code
+  title="">@global</code> @-rule in scoped CSS resources must be
+  processed in the same way as normal rule sets in non-scoped CSS
+  resources.</p>
+
+  <p>Simple selectors in scoped CSS resources that are not prefixed by
+  an <code title="">@global</code> @-rule must only match the
+  <code>style</code> element's parent element (if any), and that
+  element's descendants.</p>
+
+  <p>For scoped CSS resources, the effect of other @-rules must be
+  scoped to the scoped sheet and its subresources, even if the @-rule
+  in question would ordinarily apply to all style sheets that affect
+  the <code>Document</code>. Any '@page' rules in scoped CSS resources
   must be ignored.</p>
 
   <p class="example">For example, an '@font-face' rule defined in a