Re: making page visibility a property of document instead of top level browsing context

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
>