Mercurial > libervia-desktop-kivy
annotate cagou/core/kivy_hack.py @ 265:805c4103dac5
core: resync widgets only when they are visible:
using AUTO_RESYNC from QuickApp was causing performance trouble (resynchronising all widgets was freezing the frontend for a little while).
By resynchronising only when the widget is visible, this should be greatly improved.
author | Goffi <goffi@goffi.org> |
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date | Mon, 11 Mar 2019 08:39:43 +0100 |
parents | cd99f70ea592 |
children | 1b835bcfa663 |
rev | line source |
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1 #!/usr//bin/env python2 |
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2 # -*- coding: utf-8 -*- |
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3 |
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4 # Cagou: desktop/mobile frontend for Salut à Toi XMPP client |
126 | 5 # Copyright (C) 2016-2018 Jérôme Poisson (goffi@goffi.org) |
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6 |
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7 # This program is free software: you can redistribute it and/or modify |
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8 # it under the terms of the GNU Affero General Public License as published by |
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9 # the Free Software Foundation, either version 3 of the License, or |
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10 # (at your option) any later version. |
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11 |
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12 # This program is distributed in the hope that it will be useful, |
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 # GNU Affero General Public License for more details. |
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16 |
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17 # You should have received a copy of the GNU Affero General Public License |
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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19 |
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20 CONF_KIVY_LEVEL = 'log_kivy_level' |
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21 |
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22 |
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23 def do_hack(): |
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24 """work around Kivy hijacking of logs and arguments""" |
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25 # we remove args so kivy doesn't use them |
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26 # this is need to avoid kivy breaking QuickApp args handling |
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27 import sys |
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28 ori_argv = sys.argv[:] |
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29 sys.argv = sys.argv[:1] |
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30 from constants import Const as C |
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31 from sat.core import log_config |
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32 log_config.satConfigure(C.LOG_BACKEND_STANDARD, C) |
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33 |
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34 import config |
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35 kivy_level = config.getConfig(C.CONFIG_SECTION, CONF_KIVY_LEVEL, 'follow').upper() |
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36 |
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37 # kivy handles its own loggers, we don't want that! |
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38 import logging |
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39 root_logger = logging.root |
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40 kivy_logger = logging.getLogger('kivy') |
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41 ori_addHandler = kivy_logger.addHandler |
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42 kivy_logger.addHandler = lambda dummy: None |
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43 ori_setLevel = kivy_logger.setLevel |
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44 if kivy_level == 'FOLLOW': |
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45 # level is following SàT level |
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46 kivy_logger.setLevel = lambda level: None |
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47 elif kivy_level == 'KIVY': |
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48 # level will be set by Kivy according to its own conf |
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49 pass |
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50 elif kivy_level in C.LOG_LEVELS: |
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51 kivy_logger.setLevel(kivy_level) |
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52 kivy_logger.setLevel = lambda level: None |
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53 else: |
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54 raise ValueError(u"Unknown value for {name}: {value}".format(name=CONF_KIVY_LEVEL, value=kivy_level)) |
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55 |
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56 # during import kivy set its logging stuff |
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57 import kivy |
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58 kivy # to avoid pyflakes warning |
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59 |
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60 # we want to separate kivy logs from other logs |
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61 logging.root = root_logger |
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62 from kivy import logger |
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63 sys.stderr = logger.previous_stderr |
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64 |
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65 # we restore original methods |
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66 kivy_logger.addHandler = ori_addHandler |
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67 kivy_logger.setLevel = ori_setLevel |
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68 |
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69 # we restore original arguments |
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70 sys.argv = ori_argv |