res_config_view.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
    <data>

        <record id="view_account_config_settings" model="ir.ui.view">
            <field name="name">account settings.add.rounding</field>
            <field name="model">account.config.settings</field>
            <field name="inherit_id" ref="account.view_account_config_settings"/>
            <field name="arch" type="xml">
                <xpath expr="//field[@name='tax_calculation_rounding_method']/ancestor::div[1]" position="after">
                    <div attrs="{'invisible': [('tax_calculation_rounding_method', 'not in', ['swedish_round_globally', 'swedish_add_invoice_line'])]}">
                        <label for="tax_calculation_rounding"/>
                        <field name="tax_calculation_rounding" class="oe_inline"/>
                    </div>
                    <div attrs="{'invisible': [('tax_calculation_rounding_method', '&lt;&gt;', 'swedish_add_invoice_line')]}">
                        <label for="tax_calculation_rounding_account_id"/>
                        <field name="tax_calculation_rounding_account_id"
                            domain="[('type', '&lt;&gt;', 'view')]"
                            attrs="{'required': [('tax_calculation_rounding_method', '=', 'swedish_add_invoice_line')]}" class="oe_inline"/>
                    </div>
                </xpath>
            </field>
        </record>

    </data>
</openerp>