30 lines
1.0 KiB
Python
30 lines
1.0 KiB
Python
#This file is part of Tryton. The COPYRIGHT file at the top level of
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#this repository contains the full copyright notices and license terms.
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import gobject
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from cellrenderertext import CellRendererText
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import locale
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class CellRendererInteger(CellRendererText):
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def on_start_editing(self, event, widget, path, background_area,
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cell_area, flags):
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editable = super(CellRendererInteger, self).on_start_editing(event,
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widget, path, background_area, cell_area, flags)
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editable.set_alignment(1.0)
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editable.connect('insert_text', self.sig_insert_text)
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return editable
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def sig_insert_text(self, entry, new_text, new_text_length, position):
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value = entry.get_text()
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position = entry.get_position()
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new_value = value[:position] + new_text + value[position:]
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if new_value == '-':
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return
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try:
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locale.atoi(new_value)
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except ValueError:
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entry.stop_emission('insert-text')
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gobject.type_register(CellRendererInteger)
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