social/mass_mailing_custom_unsubscribe/views/mail_unsubscription_reason_view.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- © 2016 Jairo Llopis <jairo.llopis@tecnativa.com>
     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). -->

<openerp>
<data>

<record id="mail_unsubscription_reason_view_form" model="ir.ui.view">
    <field name="name">Mail Unsubscription Reason Form</field>
    <field name="model">mail.unsubscription.reason</field>
    <field name="arch" type="xml">
        <form>
            <sheet>
                <group>
                    <field name="name"/>
                    <field name="details_required"/>
                    <field name="sequence"/>
                </group>
                <div class="oe_chatter"/>
            </sheet>
        </form>
    </field>
</record>

<record id="mail_unsubscription_reason_view_tree" model="ir.ui.view">
    <field name="name">Mail Unsubscription Reason Tree</field>
    <field name="model">mail.unsubscription.reason</field>
    <field name="arch" type="xml">
        <tree>
            <field name="name"/>
            <field name="details_required"/>
            <field name="sequence" invisible="True"/>
        </tree>
    </field>
</record>

<record id="mail_unsubscription_reason_view_search" model="ir.ui.view">
    <field name="name">Mail Unsubscription Reason Search</field>
    <field name="model">mail.unsubscription.reason</field>
    <field name="arch" type="xml">
        <search>
            <field name="name"/>
            <field name="details_required"/>
        </search>
    </field>
</record>

<act_window
    id="mail_unsubscription_reason_action"
    name="Unsubscription Reasons"
    res_model="mail.unsubscription.reason"/>

<menuitem
    id="mail_unsubscription_reason_menu"
    parent="mass_mailing.marketing_configuration"
    groups="mass_mailing.group_mass_mailing_campaign"
    action="mail_unsubscription_reason_action"/>

</data>
</openerp>