- From: Boris Zbarsky <bzbarsky@MIT.EDU>
- Date: Mon, 16 Apr 2012 14:10:50 -0400
- To: public-web-perf@w3.org
On 4/16/12 12:25 PM, James Graham wrote: > In that case I totally misunderstood the spec on this point. Am I > missing something obvious? http://dvcs.w3.org/hg/webperf/raw-file/tip/specs/PageVisibility/Overview.html#sec-visibilitychange-event says: The User Agent MUST fire the visiblitychange event at the Document when the User Agent determines that the visibility of the Document contained by the top level browsing context has changed. I agree that this is not as clear as it should be. It should probably just says that the event is fired at a Document when the UA determines that the .visibilityState of that Document has changed. -Boris
Received on Monday, 16 April 2012 18:11:24 UTC