New widget for tag cloud

lib/orbit_app/module/registration.rb

@@ -28,7 +28,7 @@ module OrbitApp
         end
 
         class DataSheet
-          attr_reader :name,:key,:base_path,:module_label,:data_count
+          attr_reader :name,:key,:base_path,:module_label,:data_count, :has_tag
 
           def initialize(name, &block)
             @name = name
@@ -37,6 +37,7 @@ module OrbitApp
             @front_end_app_pages = nil
             @module_label = 'rulingcom.errors.init.module_app_noname'
             @data_count = 1..15 # as default
+            @has_tag = nil
             block.arity < 1 ? instance_eval(&block) : block.call(self) if block_given?
             setup_module_app
           end
@@ -144,6 +145,14 @@ module OrbitApp
               define_method(field){|var| instance_variable_set( "@" + field, var)}
           end
 
+          def taggable
+            @has_tag = true
+          end
+
+          def get_has_tags
+            @has_tag.nil? ? false : true
+          end
+
         end # of class DataSheet
 
     end