- From: Jonas Sicking <jonas@sicking.cc>
- Date: Sat, 24 Aug 2013 18:12:39 -0700
- To: Ojan Vafai <ojan@chromium.org>
- Cc: Arvind Jain <arvind@google.com>, public-web-perf <public-web-perf@w3.org>
Agreed. It seems quite possible that this won't break any existing content. / Jonas On Sat, Aug 24, 2013 at 5:55 PM, Ojan Vafai <ojan@chromium.org> wrote: > Ideally we wouldn't add a new property. So, we should try shipping this in > the backwards-incompatible way (i.e. changing the existing property) and see > if we can get away with it. > > > On Sat, Aug 24, 2013 at 5:30 PM, Arvind Jain <arvind@google.com> wrote: >> >> Is it ok to just update the spec in a non compatible way i.e. in the new >> version of the spec, we say visibility is at document level (which would be >> not backwards compatible). Or do we need to add a new property? >> >> Arvind >> >> >> On Sat, Aug 24, 2013 at 5:22 PM, Jonas Sicking <jonas@sicking.cc> wrote: >>> >>> We at mozilla is certainly in support of this. In fact, bz has strongly >>> argued that this should be the case for a very long time. >>> >>> / Jonas >>> >>> On Aug 24, 2013 2:11 PM, "Arvind Jain" <arvind@google.com> wrote: >>>> >>>> >>>> Hi, >>>> I've seen a few requests where developers would like to query for >>>> visibility of their IFRAME (when the iframe is in third party context). >>>> >>>> Today, in Page Visibility, we set document.visibilityState to "hidden" >>>> or "visible", but it is really the visibility of the top level browsing >>>> context that includes the given document. This information is made available >>>> to third party IFRAMEs. >>>> >>>> What do folks think of making document.visibilityState the property of >>>> the document itself instead of the top level browsing context? That way you >>>> can detect conditions like when the IFRAME is below the fold and therefore >>>> not visible while the top level browsing context itself is visible. >>>> >>>> Thanks, >>>> Arvind >> >> >
Received on Sunday, 25 August 2013 01:13:36 UTC