我想将 res.partner 地址中的实际城市字段更改为 many2one 字段而不添加新字段

i want to change the actual city field in res.partner adress to a many2one field without adding new field

我的代码如下:

# -*- encoding: utf-8 -*-

from openerp import models,fields, api

class ResPartner(models.Model):
    _name = 'res.partner'
    _inherit = 'res.partner'

    city_id = fields.Many2one('res.city','Ville',stored = True 
                               ,ondelete='restrict')

class ResCity(models.Model):
    _name = "res.city"
    _description = "Ville"

    name = fields.Char(u"Nom",required = True)
    state_id = fields.Many2one("res.country.state", 'Zone',ondelete='restrict')

所以在我在 xml 中添加视图之后,但我的要求是我需要更改实际字段而不添加新字段 旧的:city = fields.char 新的应该是这样的:city = fields.many2one

只需覆盖旧 API 中定义的 city 字段 API:

from openerp import models,fields, api
from openerp.osv import fields as ofields

class ResPartner(models.Model):
    _inherit = 'res.partner'

    _columns = {
        'city': ofields.many2one('res.city', 'Ville', ondelete='restrict'),
    }

请记住,很多视图将不再有效,例如合作伙伴看板视图。

您可以简单地覆盖定义,但它会破坏使用此字段的每个模型或视图,相反您可以将其设为函数字段:

class ResPartner(models.Model):
    _name = 'res.partner'
    _inherit = 'res.partner'

    city_id = fields.Many2one('res.city','Ville' 
                               ,ondelete='restrict')
    @api.depends('city_id')
    @api.multi
    def set_city(self):
         self.city=self.city_id.name

    city = fields.Char(compute=set_city, store=True)

在您的表单视图中,您应该使用添加 city_id 和隐藏 city,让其余的安静...

编辑 您可以使用 Odoo 附带的新插件 res_partner_city