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26 lines
1.1 KiB
26 lines
1.1 KiB
# -*- coding: utf-8 -*-
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# Copyright (C) 2004-Today Odoo S.A.
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# License LGPLv3 (https://github.com/odoo/odoo/blob/9.0/LICENSE).
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from openerp import models, fields, api
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class BarcodeEventsMixin(models.AbstractModel):
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""" Mixin class for objects reacting when a barcode is scanned in their form views
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which contains `<field name="_barcode_scanned" widget="barcode_handler"/>`.
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Models using this mixin must implement the method on_barcode_scanned. It works
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like an onchange and receives the scanned barcode in parameter.
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"""
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_name = 'barcodes.barcode_events_mixin'
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_barcode_scanned = fields.Char("Barcode Scanned", help="Value of the last barcode scanned.", store=False)
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@api.onchange('_barcode_scanned')
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def _on_barcode_scanned(self):
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barcode = self._barcode_scanned
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if barcode:
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self._barcode_scanned = ""
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return self.on_barcode_scanned(barcode)
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def on_barcode_scanned(self, barcode):
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raise NotImplementedError("In order to use barcodes.barcode_events_mixin, method on_barcode_scanned must be implemented")
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