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Re: Proposal for "Cascading Attribute Sheets" - like CSS, but for attributes!

From: Brian Kardell <bkardell@gmail.com>
Date: Tue, 21 Aug 2012 18:15:02 -0400
Message-ID: <CADC=+je0RDTGr0naQuqwUkS=gjDeyv5Mm7zc8Pcr8WY+Xah2cQ@mail.gmail.com>
To: "Tab Atkins Jr." <jackalmage@gmail.com>
Cc: public-webapps <public-webapps@w3.org>, Ojan Vafai <ojan@chromium.org>
On Aug 21, 2012 5:40 PM, "Tab Atkins Jr." <jackalmage@gmail.com> wrote:
>
> On Tue, Aug 21, 2012 at 2:28 PM, Ojan Vafai <ojan@chromium.org> wrote:
> > On a somewhat unrelated note, could we somehow also incorporate jquery
style
> > live event handlers here? See previous www-dom discussion about this: .
I
> > suppose we'd still just want listen/unlisten(selector, handler)
methods, but
> > they'd get applied at the same time as cascaded attributes. Although, we
> > might want to apply those on attribute changes as well.
>
> Using CAS to apply an "onfoo" attribute is nearly the same (use a
> string value to pass the function, obviously).  It'll only allow a
> single listener to be applied, though.
>
> If it's considered worthwhile, we can magic up this case a bit.  CAS
> properties don't accept functions normally (or rather, as I have it
> defined in the OP, it would just accept a FUNCTION token, which is
> just the function name and opening paren, but I should tighten up that
> definition).  We could have a magic function like listen(<string>)
> that, when used on an onfoo attribute (more generally, on a
> host-language-defined "event listener" attribute) does an
> addEventListener() call rather than a setAttribute() call.
>
> ~TJ
>

Can you give some pseudo code or something that is relatively close to what
you mean here?  I'm not entirely sure I follow.
Received on Tuesday, 21 August 2012 22:15:30 GMT

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