El Wednesday 14 January 2009 21:34:03 RogueBusinessServices escribió:
> Hello,
>
> I've seen bits of information here and there about how to do this, but
> it still isn't clear to me. Perhaps someone could shed some light on
> this, or perhaps has some sample code?
>
> I have a habtm relationship between 2 models, A and B. What I want is
> that when I edit a record of type 'A', that I see a form element that
> is a list box and it is filled with all of the records of type 'B'.
> All of the instances of 'B' that have an association with 'A' would be
> selected by default. I would then want to select or de-select items in
> that list, and then click on update. When I click on update the habtm
> associations would be updated in the database.
>
> I have found some information on the RoR website about creating my own
> partial for something like this. Is this what I would need to do for
> ActiveScaffold? Do I need to create my own partial that overrides the
> default one for this view? If I do that, where would I need to put
> this file and what do I need to name it?
>
> I also read that when subforms are used that the params[:record]
> namespace is different. Are there any 'gotchas' that I need to look
> out for when doing this?
>
> Any help would be greatly appreciated!!
>
class AesController
active_scaffold do |config|
config.columns[:b].form_ui = :select
end
end
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