auto_exchange/view/auto_exchange_view.xml
<?xml version="1.0"?>
<openerp>
<data>
<!--继承币别form,增加取来的汇率-->
<record id="view_currency_form_inherit" model="ir.ui.view">
<field name="name">view.currency.form.inherit</field>
<field name="model">res.currency</field>
<field name='inherit_id' ref='base.view_currency_form' />
<field name="arch" type="xml">
<xpath expr="//group[@col='4']" position="after">
<notebook>
<page string="每月自动汇率">
<field name="month_exchange">
<tree string="中国银行汇率" editable="bottom">
<field name="date" required="1"/>
<field name="period_id" />
<field name="exchange" readonly="1"/>
<field name="note"/>
</tree>
</field>
</page>
</notebook>
</xpath>
<xpath expr="//button[@type='action']" position="replace">
<button name="get_exchange" string="自动取汇率" type="object" class="oe_highlight"/>
</xpath>
</field>
</record>
</data>
</openerp>