- From: Ian Hickson via cvs-syncmail <cvsmail@w3.org>
- Date: Tue, 15 Jul 2008 10:45:48 +0000
- To: public-html-commits@w3.org
Update of /sources/public/html5/spec In directory hutz:/tmp/cvs-serv29284 Modified Files: Overview.html Log Message: Correct example for postMessage(). (credit: avk) (whatwg r1876) Index: Overview.html =================================================================== RCS file: /sources/public/html5/spec/Overview.html,v retrieving revision 1.1064 retrieving revision 1.1065 diff -u -d -r1.1064 -r1.1065 --- Overview.html 15 Jul 2008 10:40:36 -0000 1.1064 +++ Overview.html 15 Jul 2008 10:45:45 -0000 1.1065 @@ -42290,20 +42290,22 @@ <div class=example> <p>For example, if document A contains an <code><a - href="#object">object</a></code> element that contains document B, and + href="#iframe">iframe</a></code> element that contains document B, and script in document A calls <code title=dom-window-postMessage-2><a - href="#postmessage">postMessage()</a></code> on document B, then a - message event will be fired on that element, marked as originating from - document A. The script in document A might look like:</p> + href="#postmessage">postMessage()</a></code> on the <code><a + href="#window">Window</a></code> object of document B, then a message + event will be fired on that object, marked as originating from the + <code><a href="#window">Window</a></code> of document A. The script in + document A might look like:</p> - <pre>var o = document.getElementsByTagName('object')[0]; + <pre>var o = document.getElementsByTagName('iframe')[0]; o.contentWindow.postMessage('Hello world', 'http://b.example.org/');</pre> <p>To register an event handler for incoming events, the script would use <code title="">addEventListener()</code> (or similar mechanisms). For example, the script in document B might look like:</p> - <pre>document.addEventListener('message', receiver, false); + <pre>window.addEventListener('message', receiver, false); function receiver(e) { if (e.origin == 'http://example.com') { if (e.data == 'Hello world') {
Received on Tuesday, 15 July 2008 10:56:29 UTC