server-ux/base_tier_validation/views/tier_definition_view.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright 2017 Eficent Business and IT Consulting Services S.L.
     License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl). -->
<odoo>

    <record id="tier_definition_view_tree" model="ir.ui.view">
        <field name="name">tier.definition.tree</field>
        <field name="model">tier.definition</field>
        <field name="arch" type="xml">
            <tree string="Tier Definition">
                <field name="model_id"/>
                <field name="review_type"/>
                <field name="reviewer_id"/>
                <field name="reviewer_group_id"/>
                <field name="sequence"/>
                <field name="company_id" groups="base.group_multi_company"/>
                <field name="active"/>
            </tree>
        </field>
    </record>

    <record id="tier_definition_view_form" model="ir.ui.view">
        <field name="name">tier.definition.form</field>
        <field name="model">tier.definition</field>
        <field name="arch" type="xml">
            <form string="Tier Definition">
                <sheet>
                    <div class="oe_button_box" name="button_box">
                        <button name="toggle_active" type="object" class="oe_stat_button" icon="fa-archive">
                            <field name="active" widget="boolean_button"/>
                        </button>
                    </div>
                    <group>
                        <group name="left">
                            <field name="model_id" options="{'no_create': True}"/>
                            <field name="review_type"/>
                            <field name="reviewer_id"
                                   attrs="{'invisible': [('review_type', '!=', 'individual')]}"/>
                            <field name="reviewer_group_id"
                                   attrs="{'invisible': [('review_type', '!=', 'group')]}"/>
                        </group>
                        <group name="right">
                            <field name="company_id" groups="base.group_multi_company" options="{'no_create': True}"/>
                            <field name="sequence"/>
                        </group>
                    </group>
                    <group col="4" name="bottom">
                        <field name="python_code" colspan="4"/>
                    </group>
                </sheet>
            </form>
        </field>
    </record>

    <record id="tier_definition_view_search" model="ir.ui.view">
        <field name="name">tier.definition.search</field>
        <field name="model">tier.definition</field>
        <field name="arch" type="xml">
            <search>
                <field name="model_id"/>
                <field name="reviewer_id"/>
                <field name="reviewer_group_id"/>
                <field name="active"/>
                <separator/>
                <filter string="All" name="all" domain="['|', ('active', '=', False), ('active', '=', True)]" />
                <group expand="0" string="Group By">
                    <filter string="Model" name="model_id" domain="[]" context="{'group_by':'model_id'}"/>
                </group>
            </search>
        </field>
    </record>

    <record id="tier_definition_action" model="ir.actions.act_window">
        <field name="name">Tier Definition</field>
        <field name="type">ir.actions.act_window</field>
        <field name="res_model">tier.definition</field>
        <field name="view_type">form</field>
        <field name="view_mode">tree,form</field>
        <field name="context">{'search_default_all': 1}</field>
    </record>

    <menuitem id="menu_tier_confirmation"
              name="Tier Validations"
              parent="base.menu_custom"/>
    <menuitem id="menu_tier_definition"
              parent="menu_tier_confirmation"
              action="tier_definition_action"/>

</odoo>