hr_payslip_extend/views/hr_payslip_views.xml
<?xml version="1.0" ?>
<openerp>
<data>
<record id="hr_payslip_view_form" model="ir.ui.view">
<field name="name">hr.payslip.form extend form</field>
<field name="model">hr.payslip</field>
<field name="inherit_id" ref="hr_payroll.view_hr_payslip_form" />
<field name="arch" type="xml">
<xpath expr="//button[@name='hr_verify_sheet']" position="after">
<button
string="Done"
name="button_done"
states="verify"
class="oe_highlight"
/>
</xpath>
<xpath expr="//field[@name='state']" position="attributes">
<attribute name="statusbar_visible">draft,verify,confirm</attribute>
</xpath>
</field>
</record>
</data>
</openerp>