<?xml version="1.0"?>
<div name="button_box" position="inside">
                <button class="oe_stat_button" type="object" name="action_open_sale_order_spreadsheet" icon="fa-th" invisible="not spreadsheet_template_id or spreadsheet_id">
                    <field name="spreadsheet_template_id" widget="statinfo"/>
                </button>
                <button class="oe_stat_button" type="object" name="action_open_sale_order_spreadsheet" icon="fa-th" invisible="not spreadsheet_id">
                    <field name="spreadsheet_id" widget="statinfo" string="Quote calculator"/>
                </button>
            </div>
        