Mercurial > getan > getan
annotate getan/walker.py @ 568:e7b36e596751 tip
Last week's year is not necessarily today's year
| author | Tom Gottfried <tom@intevation.de> |
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| date | Mon, 03 Jan 2022 11:37:31 +0100 |
| parents | 7e27d2145007 |
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Implement an own ListWalker class
Björn Ricks <bjoern.ricks@intevation.de>
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1 # -*- coding: utf-8 -*- |
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2 # |
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3 # (c) 2013 by Björn Ricks <bjoern.ricks@intevation.de> |
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4 # |
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5 # This is Free Software licensed under the terms of GPLv3 or later. |
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6 # For details see LICENSE coming with the source of 'getan'. |
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7 # |
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8 import logging |
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9 |
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10 import urwid |
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11 |
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Implement an own ListWalker class
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12 |
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13 logger = logging.getLogger(__name__) |
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14 |
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Code-cleanup: improves style.
Bernhard Reiter <bernhard@intevation.de>
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15 |
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16 class ListWalker(urwid.SimpleListWalker): |
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17 |
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18 def __init__(self, content, widget=None): |
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19 super(ListWalker, self).__init__(content) |
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20 self.widget = widget |
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21 self.position = None |
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22 |
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23 def set_focus(self, position): |
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Fix crash when all entries are moved from entry list
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24 if position is None: |
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Björn Ricks <bjoern.ricks@intevation.de>
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25 return |
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26 |
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27 super(ListWalker, self).set_focus(position) |
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parents:
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28 if self.widget and self.position != position: |
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29 self.position = position |
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30 self.widget.content_focus_changed() |