hello.. i want to create a button on warehosue module that send an email to my email address with an delivery order rml report as an attachment..!!

<record id="view_picking_form" model="ir.ui.view"> <field name="name">stock.picking.form</field> <field name="model">stock.picking.out</field> <field eval="12" name="priority"/> <field name="inherit_id" ref="stock.view_picking_form"/> <field name="arch" type="xml"> <button string="Cancel Transfer" position="after"> <button name="print_invoice_email" string="Print Invoice" type="object"/> </button> </field> </record>

thanks in advance...!!!