chrome/common/extensions/docs/server2/templates/articles/messaging.html - Issue 10834130: Extensions Docs Server: Doc conversion script - SVN

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Issue 10834130: Extensions Docs Server: Doc conversion script - SVN (Closed) Base URL: https://src.chromium.org/chrome/trunk/src/

Patch Set: Created 8 years, 4 months ago

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1 <div id="pageData-name" class="pageData">Message Passing</div>	1 <h1>Message Passing</h1>

2 <div id="pageData-showTOC" class="pageData">true</div>	2

3	3

4 <p>	4 <p>

5 Since content scripts run in the context of a web page and not the extension,	5 Since content scripts run in the context of a web page and not the extension,

6 they often need some way of communicating with the rest of the extension. For	6 they often need some way of communicating with the rest of the extension. For

7 example, an RSS reader extension might use content scripts to detect the	7 example, an RSS reader extension might use content scripts to detect the

8 presence of an RSS feed on a page, then notify the background page in order to	8 presence of an RSS feed on a page, then notify the background page in order to

9 display a page action icon for that page.	9 display a page action icon for that page.

10	10

11 <p>	11 <p>

12 Communication between extensions and their content scripts works by using	12 Communication between extensions and their content scripts works by using

(...skipping 252 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
265 You can find simple examples of communication via messages in the	265 You can find simple examples of communication via messages in the

266 <a href="http://src.chromium.org/viewvc/chrome/trunk/src/chrome/common/extension s/docs/examples/api/messaging/">examples/api/messaging</a>	266 <a href="http://src.chromium.org/viewvc/chrome/trunk/src/chrome/common/extension s/docs/examples/api/messaging/">examples/api/messaging</a>

267 directory.	267 directory.

268 Also see the	268 Also see the

269 <a href="http://src.chromium.org/viewvc/chrome/trunk/src/chrome/common/extension s/docs/examples/howto/contentscript_xhr">contentscript_xhr</a> example,	269 <a href="http://src.chromium.org/viewvc/chrome/trunk/src/chrome/common/extension s/docs/examples/howto/contentscript_xhr">contentscript_xhr</a> example,

270 in which a content script and its parent extension exchange messages,	270 in which a content script and its parent extension exchange messages,

271 so that the parent extension can perform	271 so that the parent extension can perform

272 cross-site requests on behalf of the content script.	272 cross-site requests on behalf of the content script.

273 For more examples and for help in viewing the source code, see	273 For more examples and for help in viewing the source code, see

274 <a href="samples.html">Samples</a>.	274 <a href="samples.html">Samples</a>.

275 </p>	275 </p>

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