barcode_stock/views/stock_search_box.xml

<?xml version="1.0" encoding="UTF-8"?>
<openerp>
	<data>
        <record id="stock_product_search_view" model="ir.ui.view">
            <field name="name">stock.product.search.view</field>
            <field name="model">stock.picking</field>
            <field name="inherit_id" ref="stock.view_picking_form"/>
            <field name="arch" type="xml">
                <field name="move_lines" position="before">
					<group colspan="4" col="6" attrs="{'invisible': [('state','not in',['draft'])]}">
                        <field name="origin_location"/>
                        <field name="destination_location"/>
                    </group>
					<div class="stock_product_search_box" attrs="{'invisible': [('state','not in',['draft'])]}"></div>
                </field>
            </field>
        </record>
	</data>
</openerp>