支持的视图类型：form、tree、search ...
支持的定位方法：
<notebook position="inside">
<xpath expr="//page[@name='page_history']" position="inside">
<field name="mobile" position="after">
<filter name="consumable" position="after">
<group name="bank" position="after">
<xpath expr="//field[@name='standard_price']" position="replace">
<xpath expr="//button[@name='open_ui']" position="replace">
<xpath expr="//div[@class='oe_employee_details']/h4/a"
position="after">
<xpath expr="/form/sheet/notebook/page/field[@name='line_ids']/tree/field[@name='analytic_account_id']" position="replace">
<xpath
expr="/form/sheet/notebook/page/field[@name='line_ids']/form/group/field[@name='analytic_account_id']"
position="replace">
支持的规则：before、after、replace、inside、attributes
插入：
position='before'
position="after"
<field name="mobile" position="after">
<field name="sale_order_count"/>
</field>
<filter name="consumable"
position="after">
<separator/>
<filter name="filter_to_qty_available" string="在手数量>0"
icon="terp-accessories-archiver+" domain="[('qty_available', '>',
0)]"/>
<filter name="filter_to_virtual_available" string="预测数量>0"
icon="terp-accessories-archiver+" domain="[('virtual_available', '>',
0)]"/>
</filter>
替换：
position="replace"
<xpath expr="//field[@name='standard_price']"
position="replace">
<group name='cost_prices' colspan="2"
col="4">
<field name="standard_price" nolabel="1"
attrs="{'readonly':[('cost_method','=','average')]}"/>
<field name="cost_price_extra"
groups="product.group_product_variant"/>
</group>
</xpath>
<xpath expr="//button[@name='open_ui']"
position="replace">
<button name="open_ui" type="object" string="Start Selling"
attrs="{'invisible' : [('pos_state', 'not in', ('opened',))]}"
class="oe_highlight"
invisible="True"/>
</xpath>
内部创建：？
position="inside"
<xpath expr="//page[@name='page_history']" position="inside">
<group name="grp_task" string="Tasks">
<field name="task_ids" colspan="4" nolabel="1">
<tree string="Tasks" editable="bottom">
<field name="name"/>
<field name="user_id"/>
<field name="date_deadline"/>
<field name="state" invisible="1"/>
<button name="do_open" states="pending,draft,done,cancelled" string="Start Task" type="object" icon="gtk-media-play" help="For changing to open state" invisible="context.get('set_visible',False)"/>
<button name="action_close" states="draft,pending,open" string="Done" type="object" icon="terp-dialog-close" help="For changing to done state"/>
</tree>
</field>
</group>
</xpath>
修改属性：修改属性能够实现的功能，不要使用 replace
position="attributes"
<xpath expr="//field[@name='name']"
position="attributes">
<attribute
name="required">1</attribute>
</xpath>
示例代码：
<record
id="product_normal_variant_form_view"
model="ir.ui.view">
<field
name="name">product.normal.variant.form</field>
<field
name="model">product.product</field>
<field
name="type">form</field>
<field name="inherit_id" ref="product.product_normal_form_view"
/>
<field name="arch"
type="xml">
<data>
<xpath expr="//field[@name='name']"
position="attributes">
<attribute
name="required">1</attribute>
</xpath>
<xpath expr="//field[@name='standard_price']"
position="replace">
<group name='cost_prices' colspan="2"
col="4">
<field name="standard_price" nolabel="1"
attrs="{'readonly':[('cost_method','=','average')]}"/>
<field name="cost_price_extra"
groups="product.group_product_variant"/>
</group>
</xpath>
<sheet>
<group col="2" colspan="2" groups="base.group_extended"
position="replace">
<group colspan="2" col="6" name="weight"
groups="base.group_extended">
<field name="is_multi_variants"
invisible="1"/>
<group colspan="2"
col="2">
<separator string="Template Weights"
colspan="2"/>
<field digits="(14, 3)" name="volume"
attrs="{'readonly':[('type','=','service')]}"/>
<field digits="(14, 3)" name="weight"
attrs="{'readonly':[('type','=','service')]}"/>
<field digits="(14, 3)" name="weight_net"
attrs="{'readonly':[('type','=','service')]}"/>
</group>
<group colspan="2" col="2"
attrs="{'invisible':[('is_multi_variants','=',False)]}">
<separator string="Variant Weights"
colspan="2"/>
<field digits="(14, 3)" name="additional_volume"
attrs="{'readonly':[('type','=','service')]}"/>
<field digits="(14, 3)" name="additional_weight"
attrs="{'readonly':[('type','=','service')]}"/>
<field digits="(14, 3)" name="additional_weight_net"
attrs="{'readonly':[('type','=','service')]}"/>
</group>
<group colspan="2" col="2"
attrs="{'invisible':[('is_multi_variants','=',False)]}">
<separator string="Total Weights"
colspan="2"/>
<field digits="(14, 3)"
name="total_volume"/>
<field digits="(14, 3)"
name="total_weight"/>
<field digits="(14, 3)"
name="total_weight_net"/>
</group>
</group>
</group>
</sheet>
</data>
</field>
</record>
<!-- 隐藏 open_ui 按钮
-->
<record
model="ir.ui.view"
id="pos_session_opening_form_view_openui">
<field
name="name">pos.session.opening.form.view.openui</field>
<field
name="model">pos.session.opening</field>
<field name="inherit_id"
ref="point_of_sale.pos_session_opening_form_view"/>
<field name="arch"
type="xml">
<xpath expr="//button[@name='open_ui']"
position="replace">
<button name="open_ui" type="object" string="Start Selling"
attrs="{'invisible' : [('pos_state', 'not in', ('opened',))]}"
class="oe_highlight"
invisible="True"/>
</xpath>
</field>
</record>
<record
id="product_search_form_view_filter"
model="ir.ui.view">
<field
name="name">product.search.form.filter</field>
<field
name="model">product.product</field>
<field name="inherit_id"
ref="product.product_search_form_view"/>
<field name="arch"
type="xml">
<filter name="consumable"
position="after">
<separator/>
<filter name="filter_to_qty_available" string="在手数量>0"
icon="terp-accessories-archiver+" domain="[('qty_available', '>',
0)]"/>
<filter name="filter_to_virtual_available" string="预测数量>0"
icon="terp-accessories-archiver+" domain="[('virtual_available', '>',
0)]"/>
</filter>
</field>
</record>
<!-- Partner kanban view inherte -->
<record
model="ir.ui.view"
id="crm_lead_partner_kanban_view">
<field
name="name">res.partner.kanban.saleorder.inherit</field>
<field
name="model">res.partner</field>
<field name="inherit_id"
ref="base.res_partner_kanban_view"/>
<field name="priority"
eval="20"/>
<field name="arch"
type="xml">
<field name="mobile"
position="after">
<field
name="sale_order_count"/>
</field>
<xpath expr="//div[@class='oe_kanban_partner_links']"
position="inside">
<a name="%(sale.act_res_partner_2_sale_order)d" type="action"
t-if="record.sale_order_count.value>0">
<t t-esc="record.sale_order_count.value"/>
Sales
</a>
</xpath>
</field>
</record>
<!-- Partners inherited form -->
<record
id="view_task_partner_info_form"
model="ir.ui.view">
<field
name="name">res.partner.task.info.inherit</field>
<field
name="model">res.partner</field>
<field name="inherit_id"
ref="base.view_partner_form"/>
<field name="arch"
type="xml">
<xpath expr="//page[@name='page_history']"
position="attributes">
<attribute
name="invisible">False</attribute>
</xpath>
<xpath expr="//page[@name='page_history']"
position="inside">
<group name="grp_task"
string="Tasks">
<field name="task_ids" colspan="4"
nolabel="1">
<tree string="Tasks"
editable="bottom">
<field
name="name"/>
<field
name="user_id"/>
<field
name="date_deadline"/>
<field name="state"
invisible="1"/>
<button name="do_open" states="pending,draft,done,cancelled" string="Start
Task" type="object" icon="gtk-media-play" help="For changing to open state"
invisible="context.get('set_visible',False)"/>
<button name="action_close" states="draft,pending,open" string="Done"
type="object" icon="terp-dialog-close" help="For changing to done
state"/>
</tree>
</field>
</group>
</xpath>
</field>
</record>