diff --git a/core/event.class.inc.php b/core/event.class.inc.php
index 52b1bca89..cc126b3f2 100644
--- a/core/event.class.inc.php
+++ b/core/event.class.inc.php
@@ -1,5 +1,5 @@
 <?php
-// Copyright (C) 2010-2013 Combodo SARL
+// Copyright (C) 2010-2017 Combodo SARL
 //
 //   This file is part of iTop.
 //
@@ -408,4 +408,30 @@ class EventLoginUsage extends Event
 	}
 }
 
-?>
+class EventOnObject extends Event
+{
+    public static function Init()
+    {
+        $aParams = array
+        (
+            "category" => "core/cmdb,view_in_gui",
+            "key_type" => "autoincrement",
+            "name_attcode" => "",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_event_onobject",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
+            "display_template" => "",
+            "order_by_default" => array('date' => false)
+        );
+        MetaModel::Init_Params($aParams);
+        MetaModel::Init_InheritAttributes();
+        MetaModel::Init_AddAttribute(new AttributeString("obj_class", array("allowed_values"=>null, "sql"=>"obj_class", "default_value"=>null, "is_null_allowed"=>false, "depends_on"=>array())));
+        MetaModel::Init_AddAttribute(new AttributeInteger("obj_key", array("allowed_values"=>null, "sql"=>"obj_key", "default_value"=>null, "is_null_allowed"=>false, "depends_on"=>array())));
+
+        // Display lists
+        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'obj_class', 'obj_key', 'message')); // Attributes to be displayed for the complete details
+        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'obj_class', 'obj_key', 'message')); // Attributes to be displayed for a list
+    }
+}