Mercurial > libervia-backend

annotate frontends/src/primitivus/progress.py @ 1304:1a61b18703c4 frontends_multi_profiles

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quick frontend (quick widgets): class' __name__ method is used for classes_map hash because the use of class directly was causing bugs with pyjamas (difficult to find, several MicroblogPanel instances were added only once in Libervia's TabPanel, hash method seemed buggy)
author Goffi <goffi@goffi.org>
date Fri, 06 Feb 2015 19:05:51 +0100
parents e3a9ea76de35
children 069ad98b360d
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1 #!/usr/bin/python
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2 # -*- coding: utf-8 -*-
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4 # Primitivus: a SAT frontend
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5 # Copyright (C) 2009, 2010, 2011, 2012, 2013, 2014 Jérôme Poisson (goffi@goffi.org)
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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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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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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 from sat.core.i18n import _
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21 import urwid
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22 from urwid_satext import sat_widgets
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23 from sat_frontends.quick_frontend import quick_widgets
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26 class Progress(urwid.WidgetWrap, quick_widgets.QuickWidget):
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27 PROFILES_ALLOW_NONE = True
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29 def __init__(self, host, target, profiles):
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30 assert target is None and profiles is None
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31 quick_widgets.QuickWidget.__init__(self, host, target)
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32 self.host = host
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33 self.progress_list = urwid.SimpleListWalker([])
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34 self.progress_dict = {}
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35 listbox = urwid.ListBox(self.progress_list)
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36 buttons = []
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37 buttons.append(sat_widgets.CustomButton(_('Clear progress list'), self.__onClear))
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38 max_len = max([button.getSize() for button in buttons])
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39 buttons_wid = urwid.GridFlow(buttons,max_len,1,0,'center')
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40 main_wid = sat_widgets.FocusFrame(listbox, footer=buttons_wid)
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41 urwid.WidgetWrap.__init__(self, main_wid)
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43 def addProgress(self, progress_id, message):
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44 profile = self.host.profile # TODO: manage multiple profiles
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45 mess_wid = urwid.Text(message)
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46 progr_wid = urwid.ProgressBar('progress_normal', 'progress_complete')
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47 column = urwid.Columns([mess_wid, progr_wid])
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48 self.progress_dict[(progress_id, profile)] = {'full':column,'progress':progr_wid,'state':'init'}
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49 self.progress_list.append(column)
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50 self.progressCB(self.host.loop, (progress_id, message, profile))
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52 def progressCB(self, loop, data):
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53 progress_id, message, profile = data
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54 data = self.host.bridge.getProgress(progress_id, profile)
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55 pbar = self.progress_dict[(progress_id, profile)]['progress'] #FIXME: must manage profiles
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56 if data:
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57 if self.progress_dict[(progress_id, profile)]['state'] == 'init':
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58 #first answer, we must construct the bar
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59 self.progress_dict[(progress_id, profile)]['state'] = 'progress'
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60 pbar.done = float(data['size'])
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62 pbar.set_completion(float(data['position']))
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63 self.updateNotBar()
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64 else:
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65 if self.progress_dict[(progress_id, profile)]['state'] == 'progress':
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66 self.progress_dict[(progress_id, profile)]['state'] = 'done'
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67 pbar.set_completion(pbar.done)
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68 self.updateNotBar()
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69 return
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71 loop.set_alarm_in(1,self.progressCB, (progress_id, message, profile))
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73 def __removeBar(self, progress_id, profile):
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74 wid = self.progress_dict[(progress_id, profile)]['full']
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75 self.progress_list.remove(wid)
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76 del(self.progress_dict[(progress_id, profile)])
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78 def __onClear(self, button):
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79 to_remove = []
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80 for progress_id, profile in self.progress_dict:
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81 if self.progress_dict[(progress_id, profile)]['state'] == 'done':
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82 to_remove.append((progress_id, profile))
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83 for progress_id, profile in to_remove:
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84 self.__removeBar(progress_id, profile)
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85 self.updateNotBar()
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86
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87 def updateNotBar(self):
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88 if not self.progress_dict:
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89 self.host.setProgress(None)
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90 return
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91 progress = 0
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92 nb_bars = 0
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93 for progress_id, profile in self.progress_dict:
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94 pbar = self.progress_dict[(progress_id, profile)]['progress']
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95 progress += pbar.current/pbar.done*100
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96 nb_bars+=1
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97 av_progress = progress/float(nb_bars)
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98 self.host.setProgress(av_progress)
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99