social/mail_digest/views/mail_digest_views.xml

<?xml version="1.0"?>
<openerp>
    <data>

        <record model="ir.ui.view" id="mail_digest_tree">
            <field name="name">mail_digest mail.digest.tree</field>
            <field name="model">mail.digest</field>
            <field name="arch" type="xml">
                <tree string="Mail digest">
                    <field name="partner_id" />
                    <field name="mail_id" />
                    <field name="state" />
                </tree>
            </field>
        </record>


        <record model="ir.ui.view" id="mail_digest_form">
            <field name="name">mail_digest mail.digest.form</field>
            <field name="model">mail.digest</field>
            <field name="arch" type="xml">
                <form string="Mail digest">
                    <group name="main" col="4">
                        <field name="name" />
                        <field name="partner_id" />
                        <field name="frequency" />
                        <field name="mail_id" />
                        <field name="state" />
                    </group>
                    <group name="messages" string="Messages" col="4">
                        <field name="message_ids" nolabel="1" />
                    </group>
                </form>
            </field>
        </record>

        <record model="ir.actions.act_window" id="action_digest_all">
            <field name="name">Digest</field>
            <field name="res_model">mail.digest</field>
            <field name="view_type">form</field>
            <field name="view_mode">form,tree</field>
            <field name="view_id" ref="mail_digest_tree" />
        </record>

        <menuitem id="menu_email_digest" parent="base.menu_email"
                  action="action_digest_all"
                  sequence="90"/>

    </data>
</openerp>