manufacture/mrp_bom_version/views/mrp_bom_view.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
    <data>
        <record id="mrp_bom_tree_view" model="ir.ui.view">
            <field name="name">mrp.bom.tree.view</field>
            <field name="model">mrp.bom</field>
            <field name="arch" type="xml">
                <tree string="MRP BoMs">
                    <field name="name"/>
                    <field name="active" />
                    <field name="sequence" />
                    <field name="state" />
                    <field name="historical_date"/>
                </tree>
            </field>
        </record>
        <record id="mrp_bom_form_view_inh_version" model="ir.ui.view">
            <field name="name">mrp.bom.form.view.inh.version</field>
            <field name="model">mrp.bom</field>
            <field name="inherit_id" ref="mrp.mrp_bom_form_view"/>
            <field name="arch" type="xml">
                <xpath expr="//form/group" position="before">
                    <header>
                        <button name="button_active" type="object" string="In active" attrs="{'invisible':[('state','!=',False)]}" class="oe_highlight" />
                        <button name="button_active" type="object" string="In active" attrs="{'invisible':[('state','!=','draft')]}" class="oe_highlight" />
                        <button name="button_historical" type="object" string="Historical" attrs="{'invisible':[('state','!=','active')]}" class="oe_highlight" />
                        <field name="state" widget="statusbar" statusbar_visible="draft,open,paid" />
                    </header>
                </xpath>
                <field name="company_id" position="after">
                    <group colspan="2" >
                        <field name="historical_date" />
                    </group>
                </field>
                <field name="product_tmpl_id" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </field>
                <xpath expr="//form/group/group/field[@name='product_id']" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </xpath>
                <xpath expr="//form/group/group/div/field[@name='product_qty']" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </xpath>
                <xpath expr="//form/group/group/div/field[@name='product_uom']" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </xpath>
                <field name="routing_id" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '!=', 'draft')]}</attribute>
                </field>
                <xpath expr="//form/group/group/field[@name='name']" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </xpath>
                <xpath expr="//form/group/group/field[@name='code']" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </xpath>
                <xpath expr="//form/group/group/field[@name='type']" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </xpath>
                <field name="company_id" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </field>
                <field name="bom_line_ids" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '!=', 'draft')]}</attribute>
                </field>
                <xpath expr="//page[@string='Properties']/group/group/field[@name='position']" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </xpath>
                <xpath expr="//page[@string='Properties']/group/group/field[@name='sequence']" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </xpath>
                <xpath expr="//page[@string='Properties']/group/group/field[@name='active']" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </xpath>
                <xpath expr="//page[@string='Properties']/group/group/field[@name='date_start']" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </xpath>
                <xpath expr="//page[@string='Properties']/group/group/field[@name='date_stop']" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </xpath>
                <xpath expr="//page[@string='Properties']/group/group/field[@name='product_rounding']" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </xpath>
                <xpath expr="//page[@string='Properties']/group/group/field[@name='product_efficiency']" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </xpath>
                <field name="property_ids" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </field>
                <field name="message_follower_ids" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </field>
                <field name="message_ids" position="attributes">
                    <attribute name="attrs">{'readonly':[('state', '=', 'historical')]}</attribute>
                </field>
            </field>
        </record>
        <record id="view_mrp_bom_filter_inh_version" model="ir.ui.view">
            <field name="name">view.mrp.bom.filter.inh.version</field>
            <field name="model">mrp.bom</field>
            <field name="inherit_id" ref="mrp.view_mrp_bom_filter"/>
            <field name="arch" type="xml">
                <field name="name" position="after">
                    <field name="active" />
                    <field name="state" />
                </field>
                <filter string="Product" position="before">
                    <filter string="Active" domain="[]" context="{'group_by':'active'}"/>
                    <filter string="State" domain="[]" context="{'group_by':'state'}"/>
                </filter>
            </field>
        </record>
    </data>
</openerp>