[IMP]GOLEM Activity Session Registration form for members : readonly when member is not yet created

golem_activity_session_registration/views/golem_member_view.xml

@@ -26,7 +26,11 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
       <field name="arch" type="xml">
         <page name="other_page" position="before">
           <page name="sessions" string="Activities">
+            <field name="id" invisible="1" />
             <p>Default season activities</p>
+            <p attrs="{'invisible': [('id', '!=', False)]}" style="color:red;}">
+                Note that you can't register activities if the member is new and not yet saved into the database.
+            </p>
             <p>
               <field name="has_draft_registrations" invisible="1" />
               <button name="do_validate_registrations" type="object"
@@ -37,7 +41,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
               <!-- TODO : one by one cancelation -->
               <!-- TODO : do not allow removal if confirmed -->
             </p>
+            <group>
               <field name="activity_session_registration_ids"
+                attrs="{'readonly': [('id', '=', False)]}"
                 context="{'default_member_id': active_id}">
                 <tree editable="top"
                   colors="red: state == 'canceled';darkgrey: state == 'draft';">
@@ -49,6 +55,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
                   <field name="invoice_id" readonly="1" />
                 </tree>
               </field>
+            </group>
           </page>
         </page>
       </field>