On Mar 1, 9:12 pm, Rube Noob <[email protected]> wrote:
> Hi Fred,
>
> Thanks for your response,
>
> Basically what I am trying to accomplish is have to partial views in the
> index page. One for the list of items and one for the details of the
> selected item. In the future I hope to add new functionality to the
> index page and I hope that the index method will not have to deal with
> all the different actions that I add.
>
> I understand how this is a new HTTP request and that the
> @current_selected variable is lost. Is there any way I can allow the
> view to see this variable without involving the index method?
>
Nope, you'd have to pass a parameter to the index action (although
whether manipulation of that parameter happens in the index action
itself or in a before_filter is up to you)
Fred
> rube_noob
>
>
>
> Frederick Cheung wrote:
> > On Mar 1, 8:48 pm, Rube Noob <[email protected]> wrote:
> >> def detail_display
> >> @current_selected = @item= Item.find(params[:id])
> >> redirect_to :action => :index
> >> end
> >> end
>
> >> detail_display is invoked when the user clicks on an item in the list.
> >> The variable @current_selected is not available to the partial view
> >> invoked when the index is redirected to. How can I remedy this?
>
> > The key thing you need to understand here is that this is an http
> > redirect, ie a separate request: by the time the index action is
> > rendered the controller object that had the @current_selected instance
> > variable has been destroyed and your request is being handled by a
> > completely fresh controller object. If the index action needs to know
> > what the currently selected object is then you need to pass a
> > parameter to it telling it this. In this light, I'm not sure what the
> > point of the detail_display action is as it seems to be a complete no-
> > op.
>
> > Fred
>
> --
> Posted viahttp://www.ruby-forum.com/.
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