Do I need to create another javascript to populate descriptions? I'm stuck... please help!
On May 5, 7:49 am, KT <[email protected]> wrote: > Thanks and sure thing: > > javascripts controller: > > def dynamic_products > @products = Product.find(:all) > end > > ------------------------------------------------------------------------------------------------------------- > dynamic_products.js.erb: > > var products = new Array(); > <% for product in @products -%> > products.push(new Array(<%= product.category_id %>, '<%=h > product.name %>', <%= product.id %>)); > <% end -%> > > function categorySelected() { > category_id = $('request_category_id').getValue(); > options = $('request_product_id').options; > options.length = 1; > products.each(function(product) { > if (product[0] == category_id) { > options[options.length] = new Option(product[1], product[2]); > } > }); > if (options.length == 1) { > $('product_field').hide(); > } else { > $('product_field').show(); > } > > } > > document.observe('dom:loaded', function() { > categorySelected(); > $('request_category_id').observe('change', categorySelected); > > }); > > -------------------------------------------------------------------------------------------------------------------------------- > view: > > <p> > <b><label for="request_category_id">Select Category:<font > color="red">*</font></b></label><br> > <%= select( "request", "category_id", Category.find( :all, :order => > "name" ).collect { |c| [c.name, c.id] }, { :include_blank => > true, :order => "name" })%> > </p> > > <div> > <p id="product_field"> > <b><label for="request_product_id">Select Product/Service:<font > color="red">*</font></b><br></label> > <%= select( "request", "product_id", Product.find( :all, :order => > "name" ).collect { |p| [p.name, p.id] }, { :include_blank => > true, :order => "name" })%> > > ----------------------------------------------------------------------------------------------------------------------------------- > On May 4, 7:55 pm, "[email protected]" <[email protected]> wrote: > > > > > Can you show the code in the corresponding views and controllers? > > > On May 4, 2:30 pm, KT <[email protected]> wrote: > > > > I've implemented Ryan Bates's Dynamic Select modules as done > > > here:http://railscasts.com/episodes/88-dynamic-select-menus > > > > I have a Category select (hardware, software, media...) > > > Based on the Category, I have a Product select (if hardware is chosen, > > > then PC, Monitor, Printer...) > > > > That all works. > > > > But now I would like to show the product.description below the > > > selected Product. > > > > HELP!??!?! > > > > Thanks for any input..... > > > > -- > > > You received this message because you are subscribed to the Google Groups > > > "Ruby on Rails: Talk" 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 > > > athttp://groups.google.com/group/rubyonrails-talk?hl=en. > > > -- > > You received this message because you are subscribed to the Google Groups > > "Ruby on Rails: Talk" 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 > > athttp://groups.google.com/group/rubyonrails-talk?hl=en. > > -- > You received this message because you are subscribed to the Google Groups > "Ruby on Rails: Talk" 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 > athttp://groups.google.com/group/rubyonrails-talk?hl=en. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" 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-talk?hl=en.
