data-protection/privacy/views/privacy_activity_view.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright 2018 Tecnativa - Jairo Llopis
     License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl). -->
<data>

    <record model="ir.ui.view" id="activity_form">
        <field name="name">Privacy Activity Form</field>
        <field name="model">privacy.activity</field>
        <field name="arch" type="xml">
            <form>
                <header>
                    <!-- Placeholder for submodules -->
                </header>
                <sheet>
                    <div class="oe_button_box" name="button_box">
                        <button
                            class="oe_stat_button"
                            icon="fa-archive"
                            name="toggle_active"
                            type="object"
                        >
                            <field
                                name="active"
                                options='{"terminology": "archive"}'
                                widget="boolean_button"
                            />
                        </button>
                    </div>
                    <div class="oe_title">
                        <label for="name" class="oe_edit_only"/>
                        <h1><field name="name"/></h1>
                    </div>
                    <group name="basic">
                        <group name="owners">
                            <field name="controller_id"/>
                        </group>
                        <group name="dates">
                            <field name="create_date" readonly="1"/>
                            <field name="write_date" readonly="1"/>
                            <field name="write_uid" readonly="1"/>
                        </group>
                    </group>
                    <separator name="subjects" string="Subjects details"/>
                    <group name="subjects">
                      <field name="subject_find"/>
                      <field
                          name="subject_domain"
                          widget="domain"
                          options='{"model": "res.partner"}'
                          attrs='{"required": [("subject_find", "=", True)],
                                  "invisible": [("subject_find", "=", False)]}'
                      />
                    </group>
                    <separator name="processors" string="Processors"/>
                    <group name="processors">
                      <field
                          name="processor_ids"
                          widget="many2many"
                      >
                      <tree string="processors">
                        <field name="name"/>
                        <field name="email"/>
                        <field name="country_id"/>
                      </tree>
                    </field>
                    </group>
                    <notebook string="Details" name="advanced">
                        <page string="Description">
                            <group>
                                <field name="description" nolabel="1"/>
                            </group>
                        </page>
                    </notebook>
                </sheet>
                <div class="oe_chatter">
                    <field name="message_follower_ids" widget="mail_followers"/>
                    <field name="message_ids" widget="mail_thread"/>
                </div>
            </form>
        </field>
    </record>

    <record model="ir.ui.view" id="activity_tree">
        <field name="name">Privacy Activity Tree</field>
        <field name="model">privacy.activity</field>
        <field name="arch" type="xml">
            <tree>
                <field name="name"/>
                <field name="controller_id"/>
                <field name="processor_ids"/>
            </tree>
        </field>
    </record>

    <record model="ir.ui.view" id="activity_search">
        <field name="name">Privacy Activity Search</field>
        <field name="model">privacy.activity</field>
        <field name="arch" type="xml">
            <search>
                <field name="name"/>
                <field name="controller_id"/>
                <field name="processor_ids"/>
                <separator/>
                <filter
                    string="Archived"
                    name="inactive"
                    domain="[('active', '=', False)]"
                />
                <separator/>
                <group string="Group By" name="groupby">
                    <filter
                        name="controller_id_groupby"
                        string="Controller"
                        context="{'group_by': 'controller_id'}"
                    />
                </group>
            </search>
        </field>
    </record>

    <record id="activity_action" model="ir.actions.act_window">
        <field name="name">Activities</field>
        <field name="res_model">privacy.activity</field>
        <field name="view_mode">tree,form</field>
        <field name="help" type="html">
            <p class="oe_view_nocontent_create">
                Click to add a data processing activity.
            </p><p>
                Data processing activities define why, how and what you do
                with subjects' personal data.
            </p>
        </field>
    </record>

    <menuitem
        action="activity_action"
        groups="group_data_protection_user"
        id="menu_privacy_activity"
        parent="menu_data_protection_master_data"
    />

</data>