51 lines
1.8 KiB
Python
51 lines
1.8 KiB
Python
#This file is part of Tryton. The COPYRIGHT file at the top level of
|
|
#this repository contains the full copyright notices and license terms.
|
|
|
|
from trytond.model.fields.field import Field
|
|
from trytond.pyson import PYSON
|
|
|
|
def digits_validate(value):
|
|
if value:
|
|
assert isinstance(value, tuple), 'digits must be a tuple'
|
|
for i in value:
|
|
assert isinstance(i, (int, long, PYSON)), \
|
|
'digits must be tuple of integers or PYSON'
|
|
if isinstance(i, PYSON):
|
|
assert i.types().issubset(set([int, long])), \
|
|
'PYSON digits must return an integer'
|
|
|
|
|
|
class Float(Field):
|
|
'''
|
|
Define a float field (``float``).
|
|
'''
|
|
_type = 'float'
|
|
|
|
def __init__(self, string='', digits=None, help='', required=False,
|
|
readonly=False, domain=None, states=None, priority=0,
|
|
change_default=False, select=0, on_change=None,
|
|
on_change_with=None, depends=None, order_field=None, context=None):
|
|
'''
|
|
:param digits: a list of two integers defining the total
|
|
of digits and the number of decimals of the float.
|
|
'''
|
|
super(Float, self).__init__(string=string, help=help,
|
|
required=required, readonly=readonly, domain=domain,
|
|
states=states, priority=priority,
|
|
change_default=change_default, select=select,
|
|
on_change=on_change, on_change_with=on_change_with,
|
|
depends=depends, order_field=order_field, context=context)
|
|
self.__digits = None
|
|
self.digits = digits
|
|
|
|
__init__.__doc__ += Field.__init__.__doc__
|
|
|
|
def _get_digits(self):
|
|
return self.__digits
|
|
|
|
def _set_digits(self, value):
|
|
digits_validate(value)
|
|
self.__digits = value
|
|
|
|
digits = property(_get_digits, _set_digits)
|