diff options
Diffstat (limited to 'chrome/common/extensions/docs/static')
| -rw-r--r-- | chrome/common/extensions/docs/static/content_scripts.html | 19 |
1 files changed, 1 insertions, 18 deletions
diff --git a/chrome/common/extensions/docs/static/content_scripts.html b/chrome/common/extensions/docs/static/content_scripts.html index 9f1edf1..cbd738f 100644 --- a/chrome/common/extensions/docs/static/content_scripts.html +++ b/chrome/common/extensions/docs/static/content_scripts.html @@ -104,24 +104,7 @@ learn about the <tr> <td>run_at</td> <td>string</td> - <td>Optional. Controls when the files in <code>js</code> are injected. Can be <code>"document_start"</code>, <code>"document_end"</code>, or <code>"document_idle"</code>. Defaults to <code>"document_idle"</code>. - - <br><br> - - In the case of <code>"document_start"</code>, the files are injected after any files from <code>"css"</code>, but before any other DOM is constructed or any other script is run. - - <br><br> - - In the case of <code>"document_end"</code>, the files are injected immediately after the DOM is complete, but before subresources like images and frames have loaded. - - <br><br> - - In the case of <code>"document_idle"</code>, the browser chooses a time to inject scripts between <code>"document_end"</code> and immediately after the <code><a href="http://www.whatwg.org/specs/web-apps/current-work/#handler-onload">window.onload</a></code> event fires. The exact moment of injection depends on how complex the document is and how long it is taking to load, and is optimized for page load speed. - - <br><br> - - <b>NOTE:</b> In <code>document_idle</code>, content scripts may not necessarily receive the window.onload event, because they may run after it has - already fired. In most cases, listening for the onload event is unnecessary for content scripts running at <code>document_idle</code> because they are guaranteed to run after the DOM is complete. If your script definitely needs to run after <code>window.onload</code> you can check if it has already fired by using the <code><a href="http://www.whatwg.org/specs/web-apps/current-work/#dom-document-readystate">document.readyState</a></code> property.</td> + <td>Optional. Controls when the files in <code>js</code> are injected. Can be <code>"document_start"</code> or <code>"document_end"</code>. Defaults to <code>"document_end"</code>. In the case of <code>"document_start"</code>, the files are injected after any files from <code>"css"</code>, but before any other DOM is constructed or any other script is run. In the case of <code>"document_end"</code>, the files are injected after the DOM is complete, but before subresources like images and frames have necessarily loaded.</td> </tr> </table> |