Mercurial > libervia-backend

annotate frontends/src/primitivus/widget.py @ 2182:087eec4c6c07

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memory (persistent, sqlite): better private values handling + new LazyPersistentBinaryDict: - merged private values method handling in sqlite, and added a keys arguments to get only some keys - LazyPersistentBinaryDict allow to get values in database only when they are needed, saving memory for big data
author Goffi <goffi@goffi.org>
date Sun, 12 Mar 2017 19:33:17 +0100
parents 2daf7b4c6756
children 8b37a62336c3
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1 #!/usr/bin/env python2
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2 # -*- coding: utf-8 -*-
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4 # Primitivus: a SAT frontend
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5 # Copyright (C) 2009-2016 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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20 from sat.core import log as logging
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21 log = logging.getLogger(__name__)
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22 import urwid
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23 from urwid_satext import sat_widgets
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24 from sat_frontends.primitivus.keys import action_key_map as a_key
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27 class PrimitivusWidget(urwid.WidgetWrap):
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28 """Base widget for Primitivus"""
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30 def __init__(self, w, title=''):
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31 self._title = title
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32 self._title_dynamic = None
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33 self._original_widget = w
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34 urwid.WidgetWrap.__init__(self, self._getDecoration(w))
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35
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36 @property
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37 def title(self):
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38 """Text shown in title bar of the widget"""
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39
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40 # profiles currently managed by frontend
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41 try:
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42 all_profiles = self.host.profiles
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43 except AttributeError:
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44 all_profiles = []
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46 # profiles managed by the widget
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47 try:
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48 profiles = self.profiles
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49 except AttributeError:
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50 try:
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51 profiles = [self.profile]
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52 except AttributeError:
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53 profiles = []
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55 title_elts = []
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56 if self._title:
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57 title_elts.append(self._title)
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58 if self._title_dynamic:
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59 title_elts.append(self._title_dynamic)
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60 if len(all_profiles)>1 and profiles:
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61 title_elts.append(u'[{}]'.format(u', '.join(profiles)))
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62 return sat_widgets.SurroundedText(u' '.join(title_elts))
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64 @title.setter
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65 def title(self, value):
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66 self._title = value
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67 if self.decorationVisible:
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68 self.showDecoration()
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70 @property
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71 def title_dynamic(self):
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72 """Dynamic part of title"""
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73 return self._title_dynamic
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74
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75 @title_dynamic.setter
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76 def title_dynamic(self, value):
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77 self._title_dynamic = value
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78 if self.decorationVisible:
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79 self.showDecoration()
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81 @property
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82 def decorationVisible(self):
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83 """True if the decoration is visible"""
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84 return isinstance(self._w, sat_widgets.LabelLine)
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85
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86
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87 def keypress(self, size, key):
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88 if key == a_key['DECORATION_HIDE']: #user wants to (un)hide widget decoration
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89 show = not self.decorationVisible
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90 self.showDecoration(show)
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91 else:
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92 return super(PrimitivusWidget, self).keypress(size, key)
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93
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94 def _getDecoration(self, widget):
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95 return sat_widgets.LabelLine(widget, self.title)
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96
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97 def showDecoration(self, show=True):
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98 """Show/Hide the decoration around the window"""
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99 self._w = self._getDecoration(self._original_widget) if show else self._original_widget
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100
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101 def getMenu(self):
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102 raise NotImplementedError