Adding the "script" media feature

Author: Florian Rivoal

css4-mediaqueries/Overview.html

@@ -194,6 +194,8 @@ <h2 class="no-num no-toc" id=contents>Table of contents</h2>
      <li><a href="#scan"><span class=secno>4.12. </span>scan</a>
 
      <li><a href="#grid"><span class=secno>4.13. </span>grid</a>
+
+     <li><a href="#script"><span class=secno>4.14. </span>script</a>
     </ul>
 
    <li><a href="#values"><span class=secno>5. </span>Values</a>
@@ -204,6 +206,10 @@ <h2 class="no-num no-toc" id=contents>Table of contents</h2>
     </ul>
 
    <li><a href="#changes"><span class=secno>7. </span>Changes</a>
+    <ul class=toc>
+     <li><a href="#changes-2012"><span class=secno>7.1. </span>Changes Since
+      the Media Queries Level 3</a>
+    </ul>
 
    <li class=no-num><a href="#acknowledgments">Acknowledgments</a>
 
@@ -1032,6 +1038,34 @@ <h3 id=grid><span class=secno>4.13. </span>grid</h3>
 <code>@media handheld and (grid) and (device-max-height: 7em) { &hellip; }</code></pre>
   </div>
 
+  <h3 id=script><span class=secno>4.14. </span>script</h3>
+
+  <div class=media-feature><span class=label>Value:</span>
+   &lt;integer&gt;<br>
+   <span class=label>Applies to:</span>all media types<br>
+   <span class=label>Accepts min/maxprefixes:</span> no<br>
+  </div>
+
+  <p>The &lsquo;<code class=property>script</code>&rsquo; media feature is
+   used to query whether ECMAscript is supported on the current document. If
+   the user agent supports ECMAscript, and that support is active for the
+   current document the value must be 1. Otherwise, the value must be 0.
+
+  <p>Some user agents have the ability to turn off ECMAscript support on a
+   per script basis or per domain basis, allowing some, but not all, scripts
+   to run in a particular document. The &lsquo;<code
+   class=css>script</code>&rsquo; media feature does not allow fine grained
+   detection of which script is allowed to run. In this scenario, the value
+   of the &lsquo;<code class=property>script</code>&rsquo; media feature
+   should be 1 if scripts originating on the same domain as the document are
+   allowed to run, and 0 otherwise.
+
+  <p class=note>A future level of CSS may extend this media feature to allow
+   fine-grained detection of which script is allowed to run.
+
+  <p>Only 0 and 1 are valid values. (This includes -0.) Thus everything else
+   creates a malformed media query.
+
   <h2 id=values><span class=secno>5. </span>Values</h2>
 
   <p>This specification also introduces two new values.
@@ -1081,15 +1115,27 @@ <h3 id=resolution0><span class=secno>6.1. </span>Resolution</h3>
 
   <h2 id=changes><span class=secno>7. </span>Changes</h2>
 
+  <h3 id=changes-2012><span class=secno>7.1. </span>Changes Since the Media
+   Queries Level 3</h3>
+
+  <p>The following changes were made to this specification since the <a
+   href="http://www.w3.org/TR/2012/PR-css3-mediaqueries-20120426/">26 April
+   2012 Proposed Recomendation of Media Queries Level 3</a>:
+
+  <ul>
+   <li>The <a href="#script">&lsquo;<code class=css>script</code>&rsquo;
+    media feature</a> was added.
+  </ul>
+
   <h2 class=no-num id=acknowledgments>Acknowledgments</h2>
 
   <p>This specification is the product of the W3C Working Group on Cascading
    Style Sheets.
 
-  <p>Comments from Bj&ouml;rn H&ouml;hrmann, Christoph P&auml;per, Chris
-   Lilley, Simon Pieters, Rijk van Geijtenbeek, Sigurd Lerstad, Arve
-   Bersvendsen, Susan Lesch, Philipp Hoschka, Roger Gimson, Steven Pemberton,
-   Simon Kissane, Melinda Grant, and L. David Baron improved this
+  <p>Comments from Arve Bersvendsen, Bj&ouml;rn H&ouml;hrmann, Chris Lilley,
+   Christoph P&auml;per, L. David Baron, Melinda Grant, Nicholas C. Zakas
+   Philipp Hoschka, Rijk van Geijtenbeek, Roger Gimson, Sigurd Lerstad, Simon
+   Kissane, Simon Pieters, Steven Pemberton and Susan Lesch, improved this
    specification.
 
   <h2 class=no-num id=references>References</h2>

css4-mediaqueries/Overview.src.html

@@ -907,6 +907,31 @@ <h3 id="grid">grid</h3>
 </div>
 
 
+<h3 id="script">script</h3>
+<div class="media-feature"><span class="label">Value:</span> &lt;integer&gt;<br>
+	<span class="label">Applies to:</span>all media types<br>
+	<span class="label">Accepts min/maxprefixes:</span> no<br
+</div>
+
+<p>The 'script' media feature is used to query whether ECMAscript is supported
+on the current document. If the user agent supports ECMAscript, and that
+support is active for the current document the value must be 1. Otherwise, the
+value must be 0.</p>
+
+<p>Some user agents have the ability to turn off ECMAscript support on a per
+script basis or per domain basis, allowing some, but not all, scripts to run in
+a particular document. The ''script'' media feature does not allow fine grained
+detection of which script is allowed to run. In this scenario, the value of the
+'script' media feature should be 1 if scripts originating on the same domain as
+the document are allowed to run, and 0 otherwise.</p>
+
+<p class="note">A future level of CSS may extend this media feature to allow
+fine-grained detection of which script is allowed to run.</p>
+
+<p>Only 0 and 1 are valid values. (This includes -0.) Thus everything else
+creates a malformed media query.</p>
+
+
 <h2 id="values">Values</h2>
 
 <p>This specification also introduces two new values.</p>
@@ -952,27 +977,35 @@ <h3>Resolution</h3>
 
 
 <h2 id="changes">Changes</h2>
+<h3 id="changes-2012">Changes Since the Media Queries Level 3</h3>
+<p>The following changes were made to this specification since the
+<a href="http://www.w3.org/TR/2012/PR-css3-mediaqueries-20120426/">26 April 2012
+Proposed Recomendation of Media Queries Level 3</a>:
+<ul>
+	<li>The <a href="#script">''script'' media feature</a> was added.
+</ul>
 
 <h2 class="no-num" id="acknowledgments">Acknowledgments</h2>
 
 <p>This specification is the product of the W3C Working Group on
 Cascading Style Sheets.</p>
 
 <p>Comments from
+ Arve Bersvendsen,
  Bj&ouml;rn H&ouml;hrmann,
- Christoph P&auml;per,
  Chris Lilley,
- Simon Pieters,
- Rijk van Geijtenbeek,
- Sigurd Lerstad,
- Arve Bersvendsen,
- Susan Lesch,
+ Christoph P&auml;per,
+ L. David Baron,
+ Melinda Grant,
+ Nicholas C. Zakas
  Philipp Hoschka,
+ Rijk van Geijtenbeek,
  Roger Gimson,
- Steven Pemberton,
+ Sigurd Lerstad,
  Simon Kissane,
- Melinda Grant, and
- L. David Baron
+ Simon Pieters,
+ Steven Pemberton and
+ Susan Lesch,
 improved this specification.</p>