Firefox 17 for developers

  • Revision slug: Firefox_17_for_developers
  • Revision title: Firefox 17 for developers
  • Revision id: 297998
  • Created:
  • Creator: Masayuki
  • Is current revision? No
  • Comment

Revision Content

{{ draft() }}

{{ ReleaseChannelInfo("17", "17", "late 2012", "Nightly") }}

Want to help document Firefox 17? See the list of bugs that need to be written about and pitch in!

Changes for Web developers

HTML

CSS

  • Support for {{ cssxref("@supports") }} at-rule defined in CSS3 Conditional Rules specification has been landed. (bug 649740)
  • Support for the CSS Selectors Level 4's pseudo-class {{ cssxref(":dir", ":dir()") }} allowing selection of elements based on their directionality has landed. (bug 562169)
  • Support for the newly specified isolate-override value of the CSS {{ cssxref("unicode-bidi") }} value has landed. (bug 774335)

DOM

  • Support for {{ domxref("CSSSupportsRule") }} interface defined in CSS3 Conditional Rules specification has been landed. (bug 649740)
  • Support for {{ domxref("WheelEvent") }} object and {{ domeventxref("wheel") }} event ({{ bug("719320") }}).
  • Support DOM Meta key on Linux again ({{bug("751749")}}).

JavaScript

  • String object now offers Harmony startsWith, endsWith, and contains methods. (bug 772733)

WebGL

SVG

MathML

XUL

  • XUL key element supports "os" modifier which is Win key (Super or Hyper key) ({{bug("751749")}}).

Network

Developer tools

Changes for add-on and Mozilla developers

Interface changes

New interfaces

Removed interfaces

The following interfaces have been removed.

See also

Revision Source

<p>{{ draft() }}</p>
<p>{{ ReleaseChannelInfo("17", "17", "late 2012", "Nightly") }}</p>
<p>Want to help document Firefox 17? See the <a class="external" href="http://beta.elchi3.de/doctracker/#list=fx&amp;version=17.0">list of bugs that need to be written about</a> and pitch in!</p>
<h2 id="Changes_for_Web_developers">Changes for Web developers</h2>
<h3 id="HTML">HTML</h3>
<h3 id="CSS">CSS</h3>
<ul>
  <li>Support for {{ cssxref("@supports") }} at-rule defined in <a href="http://dev.w3.org/csswg/css3-conditional/" title="http://dev.w3.org/csswg/css3-conditional/">CSS3 Conditional Rules specification</a> has been landed. (<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=649740" title="https://bugzilla.mozilla.org/show_bug.cgi?id=649740">bug 649740</a>)</li>
  <li>Support for the CSS Selectors Level 4's pseudo-class {{ cssxref(":dir", ":dir()") }} allowing selection of elements based on their directionality has landed. (<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=562169" title="https://bugzilla.mozilla.org/show_bug.cgi?id=562169">bug 562169</a>)</li>
  <li>Support for the newly specified <code>isolate-override</code> value of the CSS {{ cssxref("unicode-bidi") }} value has landed. (<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=774335" title="https://bugzilla.mozilla.org/show_bug.cgi?id=774335">bug 774335</a>)</li>
</ul>
<h3 id="DOM">DOM</h3>
<ul>
  <li>Support for {{ domxref("CSSSupportsRule") }} interface defined in <a href="http://dev.w3.org/csswg/css3-conditional/" title="http://dev.w3.org/csswg/css3-conditional/">CSS3 Conditional Rules specification</a> has been landed. (<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=649740" title="https://bugzilla.mozilla.org/show_bug.cgi?id=649740">bug 649740</a>)</li>
  <li>Support for {{ domxref("WheelEvent") }} object and {{ domeventxref("wheel") }} event ({{ bug("719320") }}).</li>
  <li>Support DOM Meta key on Linux again ({{bug("751749")}}).</li>
</ul>
<!-- TODO: DOM3 WheelEvent. (Think Nakano-san will do that.) -->
<h3 id="JavaScript">JavaScript</h3>
<ul>
  <li><a href="/en-US/docs/JavaScript/Reference/Global_Objects/String"><code>String</code></a> object now offers Harmony <code>startsWith</code>, <code>endsWith</code>, and <code>contains</code> methods. (<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=772733" title="https://bugzilla.mozilla.org/show_bug.cgi?id=772733">bug 772733</a>)</li>
</ul>
<h3 id="WebGL">WebGL</h3>
<h3 id="SVG">SVG</h3>
<h3 id="MathML">MathML</h3>
<h3 id="XUL">XUL</h3>
<ul>
  <li>XUL <a href="/en-US/docs/XUL/key" title="/en-US/docs/XUL/key">key</a> element supports "os" modifier which is Win key (Super or Hyper key) ({{bug("751749")}}).</li>
</ul>
<h3 id="Network">Network</h3>
<h3 id="Developer_tools">Developer tools</h3>
<h2 id="Changes_for_add-on_and_Mozilla_developers">Changes for add-on and Mozilla developers</h2>
<h3 id="Interface_changes">Interface changes</h3>
<h4 id="New_interfaces">New interfaces</h4>
<h4 id="Removed_interfaces">Removed interfaces</h4>
<p>The following interfaces have been removed.</p>
<h2 id="See_also">See also</h2>
<ul style="-moz-column-width: 15em">
  <li><a href="/en/Firefox_16_for_developers" title="en/Firefox_16_for_developers">Firefox 16 for developers</a></li>
  <li><a href="/en/Firefox_15_for_developers" title="en/Firefox_15_for_developers">Firefox 15 for developers</a></li>
  <li><a href="/en/Firefox_14_for_developers" title="en/Firefox_14_for_developers">Firefox 14 for developers</a></li>
  <li><a href="/en/Firefox_13_for_developers" title="en/Firefox_13_for_developers">Firefox 13 for developers</a></li>
  <li><a href="/en/Firefox_12_for_developers" title="en/Firefox_12_for_developers">Firefox 12 for developers</a></li>
  <li><a href="/en/Firefox_11_for_developers" title="en/Firefox_11_for_developers">Firefox 11 for developers</a></li>
  <li><a href="/en/Firefox_10_for_developers" title="en/Firefox_10_for_developers">Firefox 10 for developers</a></li>
  <li><a href="/en/Firefox_9_for_developers" title="en/Firefox_9_for_developers">Firefox 9 for developers</a></li>
  <li><a href="/en/Firefox_8_for_developers" title="en/Firefox_8_for_developers">Firefox 8 for developers</a></li>
  <li><a href="/en/Firefox_7_for_developers" title="en/Firefox_7_for_developers">Firefox 7 for developers</a></li>
  <li><a href="/en/Firefox_6_for_developers" title="en/Firefox_6_for_developers">Firefox 6 for developers</a></li>
  <li><a href="/en/Firefox_5_for_developers" title="en/Firefox_5_for_developers">Firefox 5 for developers </a></li>
  <li><a href="/en/Firefox_4_for_developers" title="en/Firefox_4_for_developers">Firefox 4 for developers </a></li>
  <li><a href="/en/Firefox_3.6_for_developers" title="en/Firefox_3.6_for_developers">Firefox 3.6 for developers </a></li>
  <li><a href="/En/Firefox_3.5_for_developers" title="En/Firefox_3.5_for_developers">Firefox 3.5 for developers</a></li>
  <li><a href="/en/Firefox_3_for_developers" title="en/Firefox_3_for_developers">Firefox 3 for developers</a></li>
  <li><a href="/en/Firefox_2_for_developers" title="en/Firefox_2_for_developers">Firefox 2 for developers</a></li>
  <li><a href="/en/Firefox_1.5_for_developers" title="en/Firefox_1.5_for_developers">Firefox 1.5 for developers</a></li>
</ul>
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