diff --git a/golem_activity_queue/models/golem_activity.py b/golem_activity_queue/models/golem_activity.py
index dfa4bd2..8e689f2 100644
--- a/golem_activity_queue/models/golem_activity.py
+++ b/golem_activity_queue/models/golem_activity.py
@@ -24,9 +24,19 @@ class GolemActivity(models.Model):
 
 
     #ajout d'un champs O2M vers activity_id
-    activity_queue_ids = fields.One2many('golem.activity.queue', 'activity_id')
+    activity_queue_ids = fields.One2many('golem.activity.queue',
+                        'activity_id','Pending registration')
     # un boolen pour determiner si une fille d'attente est autorisé
     queue_allowed = fields.Boolean(default=True)
+    #ajout d'un champs pour calculer le nombre d'inscription en file d'attente
+    queue_activity_number = fields.Integer(compute="_queue_activity_number",
+                            store=True , string='Pending registration number')
+
+
+    @api.multi
+    def _queue_activity_number(self):
+        for activity in self:
+            activity.queue_activity_number = len(activity.activity_queue_ids)
 
     @api.multi
     def queue_register(self):
diff --git a/golem_activity_queue/views/golem_activity_views.xml b/golem_activity_queue/views/golem_activity_views.xml
index f8cdf0c..30ced74 100644
--- a/golem_activity_queue/views/golem_activity_views.xml
+++ b/golem_activity_queue/views/golem_activity_views.xml
@@ -33,6 +33,23 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
                 string="Register in the queue"  type="object"
                 attrs="{'invisible':[('places_remain','>', 0)]}"/>
       </xpath>
+      <!--onglet queue sur activity-->
+      <page name="invoicing" position="before">
+        <page name="queue" string="Queue">
+          <group>
+            <field name="queue_activity_number" readonly='1'/>
+            <field name="activity_queue_ids"
+              context="{'default_activity_id': active_id}">
+              <tree editable="top">
+                <field name="member_id"/>
+              <!--    domain="[('season_ids', '=', season_id)]" />  -->
+                <field name="activity_id" readonly="1" />
+                <field name="season_id" readonly="1" />
+              </tree>
+            </field>
+          </group>
+        </page>
+      </page>
     </field>
   </record>