[Seaside] Can I get a handle onto the canvas from a Seaside filter?

[Philippe Marschall]

On Fri, May 19, 2017 at 7:07 PM, Mariano Martinez Peck
<marianopeck at gmail.com> wrote:
> Hi guys,
>
> I do already have some filters (subclasses of WARequestFilter) in which I
> implement #handleFiltered:. In these cases, I normally do some
> "backend-only" stuff. But now, I have a usecase in which I would like to do
> some backend stuff, but also, may want to answer some JS to be executed
> besides the specific answer for that case. For example, I want to do
> something like this:
>
> script << ((html jQuery id: '#whatever') replaceWith:[:r |
> self somethingRenderedOn: r.
> ])

Just to be sure I understand you correctly: behind the filter is some
request handler or component that does the actual rendering which you
want to influence?

Cheers
Philippe