manufacture/mrp_bom_version/views/mrp_bom_view.xml

<?xml version="1.0" encoding="utf-8" ?>
<odoo>
    <record model="ir.actions.act_window" id="mrp.mrp_bom_form_action">
        <field name="domain">['|',('active','=',True),('active','=',False)]</field>
    </record>

    <record model="ir.ui.view" id="mrp_bom_version_tree_view">
        <field name="model">mrp.bom</field>
        <field name="inherit_id" ref="mrp.mrp_bom_tree_view" />
        <field name="arch" type="xml">
            <tree position="attributes">
                <attribute name="decoration-muted">not active</attribute>
            </tree>
            <field name="code" position="after">
                <field name="version" />
                <field name="state" />
                <field name="historical_date" />
                <button
                    name="button_draft"
                    type="object"
                    title="Draft"
                    groups="mrp_bom_version.group_mrp_bom_version"
                    attrs="{'invisible':[('state','!=','active')]}"
                    icon="fa-plus-square"
                />
                <button
                    name="button_activate"
                    type="object"
                    title="Activate"
                    attrs="{'invisible':[('state','not in',(False, 'draft'))]}"
                    icon="fa-check-square"
                    confirm="You will activate the BoM, then you won't be able to edit it after this. Are you sure you want to proceed?"
                />
                <button
                    name="button_new_version"
                    type="object"
                    title="New version"
                    attrs="{'invisible':[('state','==','historical')]}"
                    icon="fa-gears"
                    confirm="You are going to create a new version of this BoM. Are you sure?"
                />
                <button
                    name="button_historical"
                    type="object"
                    title="Historical"
                    attrs="{'invisible':[('state','!=','active')]}"
                    icon="fa-history"
                    confirm="You are going to historize an BoM. Doing, not be able to unlock it unless you make a copy. Are you sure you want to proceed?"
                />
            </field>
        </field>
    </record>

    <record model="ir.ui.view" id="mrp_bom_version_form_view">
        <field name="model">mrp.bom</field>
        <field name="inherit_id" ref="mrp.mrp_bom_form_view" />
        <field name="arch" type="xml">
            <sheet position="before">
                <header>
                    <button
                        name="button_draft"
                        type="object"
                        string="Draft"
                        groups="mrp_bom_version.group_mrp_bom_version"
                        attrs="{'invisible':[('state','!=','active')]}"
                        class="oe_highlight"
                    />
                    <button
                        name="button_activate"
                        type="object"
                        string="Activate"
                        attrs="{'invisible':[('state','not in',(False, 'draft'))]}"
                        class="oe_highlight"
                        confirm="YYou will activate the BoM, then you won't be able to edit it after this. Are you sure you want to proceed?"
                    />
                    <button
                        name="button_new_version"
                        type="object"
                        string="New version"
                        attrs="{'invisible':[('state','=','historical')]}"
                        class="oe_highlight"
                        confirm="You are going to create a new version of this BoM. Are you sure?"
                    />
                    <button
                        name="button_historical"
                        type="object"
                        string="Historical"
                        attrs="{'invisible':[('state','!=','active')]}"
                        class="oe_highlight"
                        confirm="You are going to historize an BoM. Doing, not be able to unlock it unless you make a copy. Are you sure you want to proceed?"
                    />
                    <field
                        name="state"
                        widget="statusbar"
                        statusbar_visible="draft,active,historical"
                    />
                </header>
            </sheet>
            <field name="company_id" position="before">
                <field name="version" />
                <field
                    name="historical_date"
                    attrs="{'invisible': [('state','!=','historical')]}"
                />
            </field>
            <notebook position="inside">
                <page string="Versions">
                    <field name="old_versions" />
                </page>
            </notebook>
        </field>
    </record>

    <record model="ir.ui.view" id="mrp_bom_version_search_view">
        <field name="model">mrp.bom</field>
        <field name="inherit_id" ref="mrp.view_mrp_bom_filter" />
        <field name="arch" type="xml">
            <filter name="normal" position="before">
                <field name="state" />
            </filter>
            <filter name="inactive" position="before">
                <filter
                    string="Active"
                    domain="[('active','=',True)]"
                    name="is_active_filter"
                />
            </filter>
            <filter name="default_unit_of_measure" position="after">
                <filter
                    string="Active"
                    name="group_active"
                    domain="[]"
                    context="{'group_by':'active'}"
                />
                <filter
                    string="Status"
                    name="group_state"
                    domain="[]"
                    context="{'group_by':'state'}"
                />
            </filter>
        </field>
    </record>
</odoo>