l10n_cl_financial_indicators/views/update_button.xml
<?xml version="1.0" encoding="UTF-8"?>
<openerp>
<data>
<record id="view_financial_indicators_form" model="ir.ui.view">
<field name="name">financial.indicators.form</field>
<field name="model">webservices.server</field>
<field name="inherit_id" ref="webservices_generic.view_webservices_server_form" />
<field name="arch" type="xml">
<xpath expr="/form/sheet/div/button[@string='Test Connection']" position="after">
<button string="Update Currency" type="object" name="action_update_currency"
class="oe_stat_button" icon="fa-magnet" attrs="{'invisible':[('name', 'not in', ['SBIFUSD', 'SBIFUF', 'SBIFUTM', 'SBIFEUR'])]}"/>
</xpath>
</field>
</record>
</data>
</openerp>