search for: value_method

in my controller @cursos = Curso.find_all in my view i''m trying to do a select_tag with the results @cursos, using a helper select_tag "name" options_for_select(@cursos) --------> not works select_tag "name" @cursos --------> not works how to do it, using the helper? tks -- Posted via http://www.ruby-forum.com/.

...39;'standards'', :locals => { :f => f, :sid => r.id } %></p> <% end %> Here is the standards partial view: <%= f.association :standards, :collection => Standard.active_std.all(:order => ''name''), :label_method => :name, :value_method => :id, :prompt => "Choose std", :label => "standard：", :include_blank => true, :selected => sid %> When standards rendered, there is an error saying that var or method not defined. Any thoughts about the problem? thanks. -- You received this message becaus...

I would like to add javascript ''onChange'' event handling for a select field, such as <%= collection_select("job", "client_id" , @clients, "id", "name") %> with onChange="xxx" Anyone know how to make this work? Thank you, Scott -- Posted via http://www.ruby-forum.com/.

...method, self) + tag_options = {:tag => "span", :id => "#{object}_#{method}_#{tag.object.id}_in_place_editor", :class => "in_place_editor_field"}.merge!(tag_options) + in_place_collection_editor_options[:collection] = collection # .collect {|c| [c[value_method],c[text_method]]} + in_place_collection_editor_options[:value] = tag.object.send(method) + in_place_collection_editor_options[:url] = in_place_collection_editor_options[:url] || url_for({ :action => "set_#{object}_#{method}", :id => tag.object.id }) + tag.to_con...

I wanting to add an onchange event handler to collection_select but I''m not sure how. The api gives the signature as collection_select(object, method, collection, value_method, text_method, options = {}, html_options = {}) I''m not sure, however, if I need to place the desired code in "options" or "html_options". I''m sure I could just figure it out through trial and error, but is there some resource which explains the difference bet...

...alues are selected, even there is a selection (7, to be exact). So, I dug up in the Rails code, and I found ActionView::Helpers::InstanceTag#to_collection_select_tag. Except line 4 of this method is: "select", add_blank_option( options_from_collection_for_select( collection, value_method, text_method, value), options[:include_blank]), html_options [split for readability; looking at r1739, line 306: http://dev.rubyonrails.org/svn/rails/trunk/actionpack/lib/action_view/helpers/form_options_helper.rb] I''m wondering where the "value" item is coming from... If I...

...els (Car and Driver) and a combobox to select which driver belongs to which car. I want the combobox just show the objects that have not yet been associated. # vehicle belongs_to: driver # driver has_one: vehicle # simple_form # vehicle/_form.html.haml = f.association: driver, label_method: :name, value_method: :id How to ensure validation before saving, to avoid problems of concurrent accesses? Thanks -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To unsubscribe from this group and stop receiving emails from it, send an email to ru...

Hi trying to create a select box in _form.rhtml. I have a table called organisations that contains fileds, 2 being ''id'' and ''name'' these are the fields I need to bring over to the clients _form.rhtml. whats the best way of going about that?? 2 ways i have seen suggested that I cant get to work -@organisations = Organisation.find_all placed this in def new

Hi, I''ve got a Rails app working that includes two two classes, etc.: Expense & Vendor. I eventually learned that the mental concept I had of their relationship should be express in Rails as: class Expense < ActiveRecord::Base; belongs_to :vendor; end class Vendor < ActiveRecord::Base; has_many :expenses; end