- From: Boris Zbarsky <bzbarsky@MIT.EDU>
- Date: Thu, 09 Feb 2012 13:01:33 -0500
- To: John J Barton <johnjbarton@johnjbarton.com>
- CC: public-webapps@w3.org
On 2/9/12 12:43 PM, John J Barton wrote:
>> The drawback is that your fallback behavior in UAs without support for the
>> new feature is quite different. Is that a problem? Developer feedback
>> definitely needed there.
>
> Extending the API on iframe would make fallback easy even though it
> lacks elegance:
> if (iframe.port) {
> // modern browser
> } else {
> // we still deal with contentWindow carefully for old timers
> }
>
The fallback issue I was talking about is that if you mint a new element
called <xframe> then it wouldn't even load pages in an old browser.
-Boris
Received on Thursday, 9 February 2012 18:02:02 UTC