birthday_calendar/views/birthday_calendar.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
  <data>
    <record id="calendar_birthday_search_view" model="ir.ui.view">
      <field name="name">calendar_birthday_search_view</field>
      <field name="model">res.partner.birthday</field>
      <field name="arch" type="xml">
        <search>
          <field name="partner_id" string="Socio"/>
          <field name="birthday_date" string="Fecha"/>
          <filter string="Mes pasado" domain="[('birthday_date','&gt;=',(context_today()-relativedelta(months=1)).strftime('%%Y-%%m-01')),('birthday_date','&lt;',time.strftime('%%Y-%%m-01'))]"/>
          <filter string="Mes actual" domain="[('birthday_date','&lt;',(context_today()+relativedelta(months=1)).strftime('%%Y-%%m-01')), ('birthday_date','&gt;=',time.strftime('%%Y-%%m-01'))]"/>
          <filter string="Mes siguiente" domain="[('birthday_date','&gt;=', (context_today()+relativedelta(months=1)).strftime('%%Y-%%m-01')),('birthday_date','&lt;=',(context_today()+relativedelta(months=2)).strftime('%%Y-%%m-01'))]"/>
          <filter string="Este año" name="this_year" domain="[('birthday_date','&lt;',(context_today()+relativedelta(years=1)).strftime('%%Y-01-01')), ('birthday_date','&gt;=',time.strftime('%%Y-01-01'))]"/>
          <group expand="0" string="Agrupar por:">
            <filter name="group_by_customer" string="Socio" context="{'group_by':'partner_id'}"/>
            <filter string="Mes" context="{'group_by':'birthday_date:month'}" help="Mes Creado"/>
            <filter string="Dia" context="{'group_by':'birthday_date:day'}" help="Dia Creado"/>
          </group>
        </search>
      </field>
    </record>

    <record id="birthday_calendar_form_view" model="ir.ui.view">
        <field name="name">birthday_calendar_form_view</field>
        <field name="model">res.partner.birthday</field>
        <field name="type">form</field>
        <field name="target">inline</field>
        <field name="flags">{'form': {'action_buttons': False}}</field>
        <field name="arch" type="xml">
            <form create="false" edit="false" delete="false">
              <script>
                  $(document).ready(function(){
                    $(".modal-footer").hide();
                  });
              </script>
              <div class="row" style="margin-bottom:20px;">
                <div class="col-md-3" style="text-align:center;">
                  <field name="partner_picture" widget="image"/>
                </div>
                <div class="col-md-6" style="text-align:center; font-size:large">
                  <group>
                    <field name="partner_id"/>
                    <field name="partner_birthday" string="Fecha de nacimiento"/>
                    <field name="partner_year_string"/>
                    <button name="send_whatsapp_msg" type="object" class="oe_highlight" string="Enviar whatsapp"/>
                  </group>
                </div>
                <div class="col-md-3" style="text-align:center;">
                  <field name="photo" widget="image"/>
                </div>
              </div>
            </form>
        </field>
    </record>


    <record id="birthday_calendar" model="ir.ui.view">
      <field name="name">Calendario de Cumpleaños</field>
      <field name="model">res.partner.birthday</field>
      <field name="type">calendar</field>
      <field name="arch" type="xml">

        <calendar  color="partner_id" quick_add="false" date_start="birthday_date" date_stop="birthday_date" string="Cumpleaños" avatar_model="res.partner" event_open_popup="%(birthday_calendar.birthday_calendar_form_view)s">
          <field name="partner_id"/>
          <field name="partner_year_string"/>
        </calendar>

      </field>
    </record>


  <record id="birthday_calendar_tree_view" model="ir.ui.view">
        <field name="name">birthday_calendar_tree_view</field>
        <field name="model">res.partner.birthday</field>
        <field name="type">tree</field>
        <field name="arch" type="xml">
            <tree create="false">
              <field name="partner_id"/>
              <field name="birthday_date"/>
              <field name="partner_year_string"/>
            </tree>
        </field>
    </record>

   <record id="action_birthday_calendar" model="ir.actions.act_window">
     <field name="name">Calendario de Cumpleaños</field>
     <field name="res_model">res.partner.birthday</field>
     <field name="view_mode">calendar</field>
     <field name="context">{'search_default_this_year':1}</field>
     <field name="help" type="html">
       <p class="oe_view_nocontent_create">
       </p>
     </field>
   </record>

   <record model="ir.actions.act_window.view" id="action_view_birthday_calendar">
     <field name="sequence" eval="2"/>
     <field name="view_mode">calendar</field>
     <field name="view_id" ref="birthday_calendar"/>
     <field name="act_window_id" ref="action_birthday_calendar"/>
   </record>

   <record model="ir.actions.act_window.view" id="action_view_birthday_tree">
     <field name="sequence" eval="3"/>
     <field name="view_mode">tree</field>
     <field name="view_id" ref="birthday_calendar_tree_view"/>
     <field name="act_window_id" ref="action_birthday_calendar"/>
   </record>

   <menuitem name="Calendario de Cumpleaños" id="menu_birthday_calendar" parent="base.menu_sales" action="birthday_calendar.action_birthday_calendar" sequence="100"/>

  </data>
</openerp>