This is not included anywhere yet.
In the upcoming release we try to focus on bugfixes (and general
polishing), so any enhancements will most likely have to wait for some
time.
I made a quick patch for this, but haven't had time to write unit
tests yet.
http://prototype.lighthouseapp.com/attachments/26787/0001-Form.Observer-to-pass-changed-element-to-a-callback.patch
- kangax
On Jun 10, 2:55 pm, louis w <[EMAIL PROTECTED]> wrote:
> Thanks kangax, nice to see this was already addressed.
> Do you know if it is included in any of the stable releases?
>
> In the meantime I will use your suggestion - which works perfectly.
>
> On Jun 10, 2:40 pm, kangax <[EMAIL PROTECTED]> wrote:
>
> > I think this should be "fixed". Knowing which element was changed is
> > often crucial. I'll make a patch as soon as I get a chance. Meanwhile,
> > you can use this as a workaround:
>
> > new Form.Observer($(form), 0.3, (function(){
> > var previousValue = $(form).serialize(true), element;
> > return function(form, value) {
> > value = value.parseQuery();
> > for (var prop in value) {
> > if (value[prop] !== previousValue[prop]) {
> > element = $(form).down('[name=' + prop +']');
> > break;
> > }
> > }
> > previousValue = value;
> > // use "element" variable which references changed element
> > }
>
> > })());
>
> > Best,
> > kangax
>
> > On Jun 10, 1:34 pm, louis w <[EMAIL PROTECTED]> wrote:
>
> > > Are you saying I need to assign a listener to each input field?
>
> > > On Jun 10, 12:02 pm, "Frederick Polgardy" <[EMAIL PROTECTED]> wrote:
>
> > > > Bubbling seems like the answer to me. Put any listeners you need
> > > > (change,
> > > > select, click, etc.) on the form element, and then in your callback, use
> > > > event.element() to get the source element. From there you can look at
> > > > the
> > > > new value.
>
> > > > -Fred
>
> > > > On Tue, Jun 10, 2008 at 10:22 AM, louis w <[EMAIL PROTECTED]> wrote:
> > > > > Should I assign a listener to each field? Should I try to get it to
> > > > > work with one listener and use bubbling?
>
> > > > --
> > > > Science answers questions; philosophy questions answers.
--~--~---------~--~----~------------~-------~--~----~
You received this message because you are subscribed to the Google Groups "Ruby
on Rails: Spinoffs" group.
To post to this group, send email to [email protected]
To unsubscribe from this group, send email to [EMAIL PROTECTED]
For more options, visit this group at
http://groups.google.com/group/rubyonrails-spinoffs?hl=en
-~----------~----~----~----~------~----~------~--~---
