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| 1 <!-- BEGIN AUTHORED CONTENT --> | |
| 2 <p id="classSummary"> | 1 <p id="classSummary"> |
| 3 The <code>chrome.extension</code> module | 2 The <code>chrome.extension</code> module |
| 4 has utilities that can be used by any extension page. | 3 has utilities that can be used by any extension page. |
| 5 It includes support for exchanging messages | 4 It includes support for exchanging messages |
| 6 between an extension and its content scripts | 5 between an extension and its content scripts |
| 7 or between extensions, | 6 or between extensions, |
| 8 as described in detail in | 7 as described in detail in |
| 9 <a href="messaging.html">Message Passing</a>. | 8 <a href="messaging.html">Message Passing</a>. |
| 10 </p> | 9 </p> |
| 10 |
| 11 <h2 id="content scripts">Support for content scripts</h2> | 11 <h2 id="content scripts">Support for content scripts</h2> |
| 12 <p> | 12 <p> |
| 13 Unlike the other chrome.* APIs, | 13 Unlike the other chrome.* APIs, |
| 14 parts of <code>chrome.extension</code> | 14 parts of <code>chrome.extension</code> |
| 15 can be used by content scripts: | 15 can be used by content scripts: |
| 16 </p> | 16 </p> |
| 17 |
| 17 <dl> | 18 <dl> |
| 18 <dt> | 19 <dt> |
| 19 <a href="#method-sendMessage"><code>sendMessage()</code></a> and | 20 <a href="#method-sendMessage"><code>sendMessage()</code></a> and |
| 20 <a href="#event-onMessage"><code>onMessage</code></a> | 21 <a href="#event-onMessage"><code>onMessage</code></a> |
| 21 </dt> | 22 </dt> |
| 22 <dd> | 23 <dd> |
| 23 Simple communication with extension pages | 24 Simple communication with extension pages |
| 24 </dd> | 25 </dd> |
| 25 <dt> | 26 <dt> |
| 26 <a href="#method-connect"><code>connect()</code></a> and | 27 <a href="#method-connect"><code>connect()</code></a> and |
| 27 <a href="#event-onConnect"><code>onConnect</code></a> | 28 <a href="#event-onConnect"><code>onConnect</code></a> |
| 28 </dt> | 29 </dt> |
| 29 <dd> | 30 <dd> |
| 30 Extended communication with extension pages | 31 Extended communication with extension pages |
| 31 </dd> | 32 </dd> |
| 32 <dt> | 33 <dt> |
| 33 <a href="#method-getURL"><code>getURL()</code></a> | 34 <a href="#method-getURL"><code>getURL()</code></a> |
| 34 </dt> | 35 </dt> |
| 35 <dd> | 36 <dd> |
| 36 Access to extension resources such as image files | 37 Access to extension resources such as image files |
| 37 </dd> | 38 </dd> |
| 38 </dl> | 39 </dl> |
| 40 |
| 39 <p> | 41 <p> |
| 40 For details, see | 42 For details, see |
| 41 <a href="content_scripts.html">Content Scripts</a>. | 43 <a href="content_scripts.html">Content Scripts</a>. |
| 42 </p> | 44 </p> |
| 43 <!-- END AUTHORED CONTENT --> | |
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