X-Git-Url: http://git.osdn.net/view?a=blobdiff_plain;f=lib%2Fpeta%2Felement.rb;h=7f24d983bf06cc938089b3b3ef26babe3f4a3572;hb=dd27a72936fade940b28c2088d520fc264db842a;hp=e1abd935a5cfeafeb3176575f3408b22d9e512ef;hpb=ab363270a3eeba7f22b2230e68a017775a1fc7ff;p=pettanr%2Fpettanr.git

diff --git a/lib/peta/element.rb b/lib/peta/element.rb
index e1abd935..7f24d983 100644
--- a/lib/peta/element.rb
+++ b/lib/peta/element.rb
@@ -20,12 +20,36 @@ module Peta
     
     def self.root_model
       if self.parent_model
-        self.parent_model.root_model
+        if self.parent_model.element?
+          self.parent_model.root_model
+        else
+          self.parent_model
+        end
       else
         self
       end
     end
     
+    # Instance Methods
+    
+    def root
+      pm = self.__send__ self.class.parent_model.item_name
+      if pm.class.element?
+        pm.root
+      else
+        pm
+      end
+    end
+    
+    def own? operators
+      self.root.own? operators
+    end
+    
+    def visible? operators
+      return false unless self.user_visible? operators
+      self.root.visible? operators
+    end
+    
     def self.list_opt_for_panel
       {}
     end