announcement-test/lib/announcement/engine.rb

module Announcement
  class Engine < ::Rails::Engine
  	initializer "announcement" do 
  		OrbitApp.registration "Announcement", :type => "ModuleApp" do
  			module_label "announcement.announcement"
  			base_url File.expand_path File.dirname(__FILE__)
  			widget_methods ["widget"]

  			side_bar do
  				head_label_i18n "announcement.announcement", icon_class: "icons-megaphone"
          active_for_controllers ({:private=>['announcements']})
  				head_link_path "admin_announcements_path"
  			end
  		end
  	end
  end
end