Re: [whatwg] Hit regions and events

On Wed, Mar 5, 2014 at 5:11 PM, Rik Cabanier <cabanier@gmail.com> wrote:

> On Tue, Mar 4, 2014 at 6:51 PM, Robert O'Callahan <robert@ocallahan.org
> >wrote:
> > The question remains: what should happen in Rik's example? More
> generally,
> > is this event rerouting supposed to be able to trigger browser default
> > event handling behavior, or only DOM event dispatch?
>
> The spec implies that default event handling is supposed to take place. ie:
>
> With a control, they can make routing events to DOM elements automatic,
> allowing e.g. clicks on a canvas to automatically submit a form via a
> button element.
>
>
> Likewise, if the region is backed by "an a element that represents a
> hyperlink", clicking on that region should navigate you to that link.
> I don't really understand why that would make the implementation more
> difficult though. Wouldn't we get this for free by retargeting the event?
>

The problem is that if these retargeted events can trigger default browser
behavior, the browser has to be able to compute the position of the event
relative to the new target DOM node, and it's not clear how to do that.

Rob
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Received on Wednesday, 5 March 2014 10:27:56 UTC