[whatwg] should we add beforeload/afterload events to the web platform?

[Boris Zbarsky]

On 1/10/12 1:54 PM, Darin Adler wrote:
> On Jan 10, 2012, at 8:43 AM, Boris Zbarsky wrote:
>
>> So in WebKit this event is only good for preventing _processing_ of the data in the page (e.g. preventing the script from executing when the target is a<script>) but not much use for preventing loads, even if some people seem to think that it is.
>
> That’s a bug in the current implementation that we are working on fixing.

If I might ask, how do you plan to fix it without at least breaking 
speculative loads in the presence of beforeload handlers?  I just don't 
see how WebKit's current event setup can be used without doing that, 
because it requires the relevant DOM node to exist.

-Boris