Odoo Many2one三级联动
python 文件
python
class TrainLibrary(models.Model):
_name = 'train.library'
_description = '图书馆'
name = fields.Char(string='图书馆记录')
library_id = fields.Many2one('train.library.info', string='图书馆')
category_id = fields.Many2one('train.library.category', string='书籍种类')
book_id = fields.Many2one('train.library.book', string='书籍名称')
python
class Library(models.Model):
_name = 'train.library.info'
_description = '图书馆'
name = fields.Char(string='图书馆名称')
category_ids = fields.One2many('train.library.category', 'info_id', string='书籍种类')
class BookCategory(models.Model):
_name = 'train.library.category'
_description = '图书馆'
name = fields.Char(string='书籍种类')
info_id = fields.Many2one('train.library.info', string='图书馆名称')
book_ids = fields.One2many('train.library.book', 'category_id', string='书籍')
class Book(models.Model):
_name = 'train.library.book'
_description = '图书馆'
name = fields.Char(string='书籍名称')
category_id = fields.Many2one('train.library.category', string='书籍种类')
xml视图 domain
xml
<form>
<sheet>
<group col="6" colspan="2">
<field name="library_id"/>
<field name="category_id" domain="[('info_id', '=', library_id)]"/>
<field name="book_id" domain="[('category_id', '=', category_id)]"/>
</group>
</sheet>
</form>