On Oct 10, 4:34 pm, ressister <[EMAIL PROTECTED]> wrote:
> Good point. Right now, the jQuery drag and drop javascript code is
> not inside a function in application.js. I'm not all that experienced
> with Javascript. Would i need to wrap the drag and drop code inside a
> function that's called when the partial is displayed to re-initialize
> the event handlers etc?
Something like that. Exactly what goes where is likely to depend on
what your drag and drop code looks like.
> Can you give me an example of how to do
> that? I'm happy to post my drag-and-drop javascript code if that will
> help.
>
form_remote_tag etc... take a bunch of options, in particular :success
is a javascript fragment that is evaluated when the ajax call has
succeeded. In this case it should probably do whatever initialization
you need to make things work
Fred
> Thanks Fred,
> -A
>
> On Oct 10, 11:19 am, Frederick Cheung <[EMAIL PROTECTED]>
> wrote:
>
> > On Oct 10, 4:12 pm, ressister <[EMAIL PROTECTED]> wrote:
>
> > > Hi there,
>
> > > I have one last remaining problem to solve before I'm code complete on
> > > an application I've been working on for a few months, and I need your
> > > help.
>
> > > I have a page that contains a list of entries and a form at the top
> > > that uses form_remote_tag to allow users to add new entries via AJAX.
> > > When the user submits the form, the list of entries is updated from
> > > the controller using render :update and the same partial that was used
> > > to initially render the page. The entries in the list are draggable,
> > > at least they are BEFORE the entry list is updated as a result of AJAX
> > > call.
>
> > > After the AJAX call is complete, the list entries are no longer
> > > draggable. I am using jQuery and Prototype, jQuery for the drag and
> > > drop. The javascript drag and drop code is in my application.js
> > > file. If i move the javascript in-line into the partial that
> > > generates the list of entries, after a form submit, the entries are
> > > still draggable, but that has its own set of problems and i don't want
> > > to do that.
>
> > > Why would the drag and drop no longer work after the AJAX call when
> > > I'm using the same partial that was used to render the page when all
> > > the drag and drop javascript is in the application.js?
>
> > Presumably when you load the page the first time round, some sort of
> > initialisation occurs that marks the elements as draggable (ie
> > installs various event handlers and what not).
> > When you replace the list, you would need to do that initialisation on
> > the new dom elements.
>
> > Fred
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