This is now resolved.
On Sep 5, 1:23 pm, nktokyo
<genni...-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
wrote:> I am trying drag and drop in RoR for the first time.
>
> What I want to achieve, is a list of slots, and a list of entries. You
> should be able to drag an entry onto a slot and slot.entry_id will
> update to match the dragged entry.entry_id.
>
> I''ve spent a lot of time looking in textbooks and online, but
cannot
> get the drop_receiving_element to fire. When I release an item over
> the slot, the item simply reverts. If someone could look through the
> code I''ve pasted and gave a hint I would appreciate it.
>
> 1. Here is the VIEW for the page:
>
> <% f.fields_for :slots do |builder| %>
> <% element_to_drop_id = "slot" %>
> <div id="slot" >
> <%= builder.label :slot_number, "Slot Num"
%>
> <%= builder.text_field :slot_number %>
> <%= builder.label :entry_id, "Entry Num" %>
> <%= builder.text_field :entry_id %>
> </div>
> <%= drop_receiving_element("slot",
> :accept => "entry",
> :hoverclass => ''hover'',
> :with => "''entry='' +
(element.id.split(''_'').last())",
> :slot_id => :slot_id,
> :url => {:action => :set_entry}
> ) %>
>
> <% end %>
>
> <div id="entry_list_to_move">
> <%= render :partial => "entry_list_for_drag" %>
> </div>
>
> 2. Here is the partial entry_list_for_drag
>
> <% @entries.each do |entry| -%>
> <% element_to_drag_id = "entry_#{entry.id}" %>
> <div class="entry" id=<%= element_to_drag_id %>
style="cursor:move">
> <p>
> <%= entry.title %>
> <%= entry.body %>
> </p>
> </div>
> <%= draggable_element(element_to_drag_id, :revert => true)
%>
> <% end %>
>
> 3. Entries and slots exist on pages. In the page controller I''m
> starting to set up the below but I can''t even get this to trigger
>
> def set_entry
> @slot = Slot.find(params[:slot_id])
> entry_id = params[:entry]
> @slot.entry_id = entry_id
> end
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