class Tasks < Netzke::Basepack::Grid def configure(c) super task_list_id = nil if session[:selected_bike_id] task_list_id = Bike.find_by_id(session[:selected_bike_id]).task_list.id end c.header = false c.model = "Task" c.scope = lambda{ |rel| if session[:selected_bike_id] rel.where(:task_list_id => Bike.find_by_id(session[:selected_bike_id]).task_list.id) else #show nothing, whatever this works rel.where(:task_list_id => 0) end } c.strong_default_attrs = { :task_list_id => task_list_id } c.columns = [ :task, :notes, :done ] end def default_fields_for_forms fields = [] fields << { :no_binding => true, :xtype => 'displayfield', :fieldLabel => "No Bike Selected", :value => "Select a Bike First!"} fields.concat( [ :task, :notes, :done ]) end #override with nil to remove actions def default_bbar [ :apply, :add_in_form] end end