Mercurial > libervia-backend

annotate sat_frontends/quick_frontend/quick_widgets.py @ 3401:5c97ad3d1653

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plugin XEP-0065: some cleaning: - reordered imports and removed useless try/except - log warning before sending error - avoid crash if connection is lost before session has has been received in server mode. - fixed missing string formatting keywords - renamed incorrect attribute and show explicitly that it's not used
author Goffi <goffi@goffi.org>
date Thu, 12 Nov 2020 14:53:15 +0100
parents 1cb232c9e845
children be6d91572633
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1 #!/usr/bin/env python3
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2
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4 # helper class for making a SAT frontend
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5 # Copyright (C) 2009-2020 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.log import getLogger
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21
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22 log = getLogger(__name__)
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23 from sat.core import exceptions
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24 from sat_frontends.quick_frontend.constants import Const as C
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27 classes_map = {}
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30 try:
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31 # FIXME: to be removed when an acceptable solution is here
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32 str("") # XXX: unicode doesn't exist in pyjamas
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33 except (
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34 TypeError,
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35 AttributeError,
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36 ): # Error raised is not the same depending on pyjsbuild options
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37 str = str
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40 def register(base_cls, child_cls=None):
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41 """Register a child class to use by default when a base class is needed
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43 @param base_cls: "Quick..." base class (like QuickChat or QuickContact), must inherit from QuickWidget
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44 @param child_cls: inherited class to use when Quick... class is requested, must inherit from base_cls.
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45 Can be None if it's the base_cls itself which register
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46 """
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47 # FIXME: we use base_cls.__name__ instead of base_cls directly because pyjamas because
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48 # in the second case
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49 classes_map[base_cls.__name__] = child_cls
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52 class WidgetAlreadyExistsError(Exception):
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53 pass
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56 class QuickWidgetsManager(object):
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57 """This class is used to manage all the widgets of a frontend
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58 A widget can be a window, a graphical thing, or someting else depending of the frontend"""
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59
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60 def __init__(self, host):
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61 self.host = host
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62 self._widgets = {}
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63
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64 def __iter__(self):
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65 """Iterate throught all widgets"""
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66 for widget_map in self._widgets.values():
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67 for widget_instances in widget_map.values():
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68 for widget in widget_instances:
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69 yield widget
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71 def getRealClass(self, class_):
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72 """Return class registered for given class_
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73
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74 @param class_: subclass of QuickWidget
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75 @return: class actually used to create widget
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76 """
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77 try:
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78 # FIXME: we use base_cls.__name__ instead of base_cls directly because pyjamas bugs
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79 # in the second case
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80 cls = classes_map[class_.__name__]
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81 except KeyError:
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82 cls = class_
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83 if cls is None:
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84 raise exceptions.InternalError(
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85 "There is not class registered for {}".format(class_)
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86 )
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87 return cls
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88
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89 def getWidgetInstances(self, widget):
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90 """Get all instance of a widget
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91
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92 This is a helper method which call getWidgets
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93 @param widget(QuickWidget): retrieve instances of this widget
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94 @return: iterator on widgets
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95 """
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96 return self.getWidgets(widget.__class__, widget.target, widget.profiles)
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97
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98 def getWidgets(self, class_, target=None, profiles=None, with_duplicates=True):
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99 """Get all subclassed widgets instances
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100
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101 @param class_: subclass of QuickWidget, same parameter as used in
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102 [getOrCreateWidget]
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103 @param target: if not None, construct a hash with this target and filter
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104 corresponding widgets
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105 recreated widgets are handled
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106 @param profiles(iterable, None): if not None, filter on instances linked to these
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107 profiles
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108 @param with_duplicates(bool): if False, only first widget with a given hash is
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109 returned
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110 @return: iterator on widgets
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111 """
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112 class_ = self.getRealClass(class_)
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113 try:
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114 widgets_map = self._widgets[class_.__name__]
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115 except KeyError:
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116 return
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117 else:
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6353deb1bd73 quick frontend (quick_widget): getWidgets can now filter on hash (using target), handling recreated widgets too
Goffi <goffi@goffi.org>
parents: 2027
diff changeset
118 if target is not None:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2888
diff changeset
119 filter_hash = str(class_.getWidgetHash(target, profiles))
2039
6353deb1bd73 quick frontend (quick_widget): getWidgets can now filter on hash (using target), handling recreated widgets too
Goffi <goffi@goffi.org>
parents: 2027
diff changeset
120 else:
6353deb1bd73 quick frontend (quick_widget): getWidgets can now filter on hash (using target), handling recreated widgets too
Goffi <goffi@goffi.org>
parents: 2027
diff changeset
121 filter_hash = None
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e2595c81eb6d quick frontend(widgets): improved handling of multiple instances of widgets:
Goffi <goffi@goffi.org>
parents: 2851
diff changeset
122 if filter_hash is not None:
2888
e3803ae89fbc quick_frontend (widgets): fixed crash on getWidgets when target doesn't correspond to any widget
Goffi <goffi@goffi.org>
parents: 2855
diff changeset
123 for widget in widgets_map.get(filter_hash, []):
2852
e2595c81eb6d quick frontend(widgets): improved handling of multiple instances of widgets:
Goffi <goffi@goffi.org>
parents: 2851
diff changeset
124 yield widget
3165
7699a08ba8fb quick frontend(widget): added `with_duplicates` argument to getWidgets:
Goffi <goffi@goffi.org>
parents: 3159
diff changeset
125 if not with_duplicates:
7699a08ba8fb quick frontend(widget): added `with_duplicates` argument to getWidgets:
Goffi <goffi@goffi.org>
parents: 3159
diff changeset
126 return
2852
e2595c81eb6d quick frontend(widgets): improved handling of multiple instances of widgets:
Goffi <goffi@goffi.org>
parents: 2851
diff changeset
127 else:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2888
diff changeset
128 for widget_instances in widgets_map.values():
2852
e2595c81eb6d quick frontend(widgets): improved handling of multiple instances of widgets:
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parents: 2851
diff changeset
129 for widget in widget_instances:
e2595c81eb6d quick frontend(widgets): improved handling of multiple instances of widgets:
Goffi <goffi@goffi.org>
parents: 2851
diff changeset
130 yield widget
3165
7699a08ba8fb quick frontend(widget): added `with_duplicates` argument to getWidgets:
Goffi <goffi@goffi.org>
parents: 3159
diff changeset
131 if not with_duplicates:
7699a08ba8fb quick frontend(widget): added `with_duplicates` argument to getWidgets:
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parents: 3159
diff changeset
132 # widgets are set by hashes, so if don't want duplicates
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diff changeset
133 # we only return the first widget of the list
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parents: 3159
diff changeset
134 break
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faa1129559b8 core, frontends: refactoring to base Libervia on QuickFrontend (big mixed commit):
Goffi <goffi@goffi.org>
parents: 1265
diff changeset
135
1938
011eff37e21d quick frontend, primitivus: quickContactList refactored to handle several profiles at once
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
136 def getWidget(self, class_, target=None, profiles=None):
1349
273b044fde6d quick_frontend: add a method getWidget to return a widget without creating it if it doesn't exist
souliane <souliane@mailoo.org>
parents: 1322
diff changeset
137 """Get a widget without creating it if it doesn't exist.
273b044fde6d quick_frontend: add a method getWidget to return a widget without creating it if it doesn't exist
souliane <souliane@mailoo.org>
parents: 1322
diff changeset
138
2852
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diff changeset
139 if several instances of widgets with this hash exist, the first one is returned
2845
42380a4f6433 quick frontend (app): new synchronisation mechanism:
Goffi <goffi@goffi.org>
parents: 2792
diff changeset
140 @param class_: subclass of QuickWidget, same parameter as used in [getOrCreateWidget]
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souliane <souliane@mailoo.org>
parents: 1322
diff changeset
141 @param target: target depending of the widget, usually a JID instance
1938
011eff37e21d quick frontend, primitivus: quickContactList refactored to handle several profiles at once
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
142 @param profiles (unicode, iterable[unicode], None): profile(s) to use (may or may not be
011eff37e21d quick frontend, primitivus: quickContactList refactored to handle several profiles at once
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
143 used, depending of the widget class)
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souliane <souliane@mailoo.org>
parents: 1322
diff changeset
144 @return: a class_ instance or None if the widget doesn't exist
273b044fde6d quick_frontend: add a method getWidget to return a widget without creating it if it doesn't exist
souliane <souliane@mailoo.org>
parents: 1322
diff changeset
145 """
1938
011eff37e21d quick frontend, primitivus: quickContactList refactored to handle several profiles at once
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
146 assert (target is not None) or (profiles is not None)
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2888
diff changeset
147 if profiles is not None and isinstance(profiles, str):
1938
011eff37e21d quick frontend, primitivus: quickContactList refactored to handle several profiles at once
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
148 profiles = [profiles]
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273b044fde6d quick_frontend: add a method getWidget to return a widget without creating it if it doesn't exist
souliane <souliane@mailoo.org>
parents: 1322
diff changeset
149 class_ = self.getRealClass(class_)
1938
011eff37e21d quick frontend, primitivus: quickContactList refactored to handle several profiles at once
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
150 hash_ = class_.getWidgetHash(target, profiles)
1349
273b044fde6d quick_frontend: add a method getWidget to return a widget without creating it if it doesn't exist
souliane <souliane@mailoo.org>
parents: 1322
diff changeset
151 try:
2852
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parents: 2851
diff changeset
152 return self._widgets[class_.__name__][hash_][0]
1349
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souliane <souliane@mailoo.org>
parents: 1322
diff changeset
153 except KeyError:
273b044fde6d quick_frontend: add a method getWidget to return a widget without creating it if it doesn't exist
souliane <souliane@mailoo.org>
parents: 1322
diff changeset
154 return None
273b044fde6d quick_frontend: add a method getWidget to return a widget without creating it if it doesn't exist
souliane <souliane@mailoo.org>
parents: 1322
diff changeset
155
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parents: 1139
diff changeset
156 def getOrCreateWidget(self, class_, target, *args, **kwargs):
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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parents: 1139
diff changeset
157 """Get an existing widget or create a new one when necessary
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parents: 1139
diff changeset
158
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
159 If the widget is new, self.host.newWidget will be called with it.
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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parents: 1139
diff changeset
160 @param class_(class): class of the widget to create
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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parents: 1139
diff changeset
161 @param target: target depending of the widget, usually a JID instance
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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parents: 1139
diff changeset
162 @param args(list): optional args to create a new instance of class_
1312
9e904f8a094e quick_frontend: getOrCreateWidget callbacks can return another widget
souliane <souliane@mailoo.org>
parents: 1310
diff changeset
163 @param kwargs(dict): optional kwargs to create a new instance of class_
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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parents: 1139
diff changeset
164 if 'profile' key is present, it will be popped and put in 'profiles'
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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parents: 1139
diff changeset
165 if there is neither 'profile' nor 'profiles', None will be used for 'profiles'
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
166 if 'on_new_widget' is present it can have the following values:
1301
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
167 C.WIDGET_NEW [default]: self.host.newWidget will be called on widget creation
1322
1f13a837e4b2 quick_frontend (quick_widgets): revert commit 1319
souliane <souliane@mailoo.org>
parents: 1321
diff changeset
168 [callable]: this method will be called instead of self.host.newWidget
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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parents: 1139
diff changeset
169 None: do nothing
1301
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
170 if 'on_existing_widget' is present it can have the following values:
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
171 C.WIDGET_KEEP [default]: return the existing widget
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
172 C.WIDGET_RAISE: raise WidgetAlreadyExistsError
2852
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Goffi <goffi@goffi.org>
parents: 2851
diff changeset
173 C.WIDGET_RECREATE: create a new widget
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e22ab34c68f6 quick fronten (widgets): if a widget is recreated, "recreateArgs" method can be implemented to specify arguments to clone it correctly
Goffi <goffi@goffi.org>
parents: 2047
diff changeset
174 if the existing widget has a "recreateArgs" method, it will be called with args list and kwargs dict
e22ab34c68f6 quick fronten (widgets): if a widget is recreated, "recreateArgs" method can be implemented to specify arguments to clone it correctly
Goffi <goffi@goffi.org>
parents: 2047
diff changeset
175 so the values can be completed to create correctly the new instance
2852
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Goffi <goffi@goffi.org>
parents: 2851
diff changeset
176 [callable]: this method will be called with existing widget as argument, the widget to use must be returned
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
177 if 'force_hash' is present, the hash given in value will be used instead of the one returned by class_.getWidgetHash
1307
9512590dc3d7 quick_ frontend (quick widgets): added explanation in docstring for non special keywords in getOrCreateWidget
Goffi <goffi@goffi.org>
parents: 1304
diff changeset
178 other keys will be used to instanciate class_ if the case happen (e.g. if type_ is present and class_ is a QuickChat subclass,
9512590dc3d7 quick_ frontend (quick widgets): added explanation in docstring for non special keywords in getOrCreateWidget
Goffi <goffi@goffi.org>
parents: 1304
diff changeset
179 it will be used to create a new QuickChat instance).
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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parents: 1139
diff changeset
180 @return: a class_ instance, either new or already existing
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parents: 1139
diff changeset
181 """
1290
faa1129559b8 core, frontends: refactoring to base Libervia on QuickFrontend (big mixed commit):
Goffi <goffi@goffi.org>
parents: 1265
diff changeset
182 cls = self.getRealClass(class_)
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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parents: 1139
diff changeset
183
1301
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
184 ## arguments management ##
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
185 _args = [self.host, target] + list(
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
186 args
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
187 ) or [] # FIXME: check if it's really necessary to use optional args
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e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
188 _kwargs = kwargs or {}
2624
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Goffi <goffi@goffi.org>
parents: 2562
diff changeset
189 if "profiles" in _kwargs and "profile" in _kwargs:
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
190 raise ValueError(
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
191 "You can't have 'profile' and 'profiles' keys at the same time"
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
192 )
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e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
193 try:
2624
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Goffi <goffi@goffi.org>
parents: 2562
diff changeset
194 _kwargs["profiles"] = [_kwargs.pop("profile")]
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e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
195 except KeyError:
2624
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Goffi <goffi@goffi.org>
parents: 2562
diff changeset
196 if not "profiles" in _kwargs:
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
197 _kwargs["profiles"] = None
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parents: 1139
diff changeset
198
2792
441b536e28ed quick frontend (chat): use right type in getOrCreateWidget on new message
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
199 # on_new_widget tells what to do for the new widget creation
1301
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
200 try:
2624
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Goffi <goffi@goffi.org>
parents: 2562
diff changeset
201 on_new_widget = _kwargs.pop("on_new_widget")
1301
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
202 except KeyError:
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
203 on_new_widget = C.WIDGET_NEW
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
204
2792
441b536e28ed quick frontend (chat): use right type in getOrCreateWidget on new message
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
205 # on_existing_widget tells what to do when the widget already exists
1301
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
206 try:
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parents: 2562
diff changeset
207 on_existing_widget = _kwargs.pop("on_existing_widget")
1301
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
208 except KeyError:
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
209 on_existing_widget = C.WIDGET_KEEP
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parents: 1290
diff changeset
210
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
211 ## we get the hash ##
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parents: 1139
diff changeset
212 try:
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parents: 2562
diff changeset
213 hash_ = _kwargs.pop("force_hash")
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Goffi <goffi@goffi.org>
parents: 1139
diff changeset
214 except KeyError:
2624
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Goffi <goffi@goffi.org>
parents: 2562
diff changeset
215 hash_ = cls.getWidgetHash(target, _kwargs["profiles"])
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Goffi <goffi@goffi.org>
parents: 1139
diff changeset
216
1304
1a61b18703c4 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)
Goffi <goffi@goffi.org>
parents: 1303
diff changeset
217 ## widget creation or retrieval ##
1a61b18703c4 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)
Goffi <goffi@goffi.org>
parents: 1303
diff changeset
218
2624
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parents: 2562
diff changeset
219 widgets_map = self._widgets.setdefault(
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Goffi <goffi@goffi.org>
parents: 2562
diff changeset
220 cls.__name__, {}
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
221 ) # we sorts widgets by classes
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parents: 1139
diff changeset
222 if not cls.SINGLE:
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parents: 2562
diff changeset
223 widget = None # if the class is not SINGLE, we always create a new widget
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parents: 1139
diff changeset
224 else:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
225 try:
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Goffi <goffi@goffi.org>
parents: 2851
diff changeset
226 widget = widgets_map[hash_][0]
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parents: 1139
diff changeset
227 except KeyError:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
228 widget = None
2852
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Goffi <goffi@goffi.org>
parents: 2851
diff changeset
229 else:
e2595c81eb6d quick frontend(widgets): improved handling of multiple instances of widgets:
Goffi <goffi@goffi.org>
parents: 2851
diff changeset
230 widget.addTarget(target)
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
231
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
232 if widget is None:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
233 # we need to create a new widget
3168
1cb232c9e845 quick frontends (widgets): added widgetNew and widgetDelete listeners:
Goffi <goffi@goffi.org>
parents: 3165
diff changeset
234 log.debug(f"Creating new widget for target {target} {cls}")
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
235 widget = cls(*_args, **_kwargs)
3114
060ac43627fc quick frontend (widgets): fixed widget creation in getOrCreateWidget:
Goffi <goffi@goffi.org>
parents: 3112
diff changeset
236 widgets_map.setdefault(hash_, []).append(widget)
3168
1cb232c9e845 quick frontends (widgets): added widgetNew and widgetDelete listeners:
Goffi <goffi@goffi.org>
parents: 3165
diff changeset
237 self.host.callListeners("widgetNew", widget)
0
goffi@necton2
parents:
diff changeset
238
1301
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
239 if on_new_widget == C.WIDGET_NEW:
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
240 self.host.newWidget(widget)
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
241 elif callable(on_new_widget):
1322
1f13a837e4b2 quick_frontend (quick_widgets): revert commit 1319
souliane <souliane@mailoo.org>
parents: 1321
diff changeset
242 on_new_widget(widget)
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
243 else:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
244 assert on_new_widget is None
1301
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
245 else:
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
246 # the widget already exists
1308
f079e6ed1e69 quick frontend(quick widgets): added the ability to use a callable with getOrCreateWidget's on_existing_widget
Goffi <goffi@goffi.org>
parents: 1307
diff changeset
247 if on_existing_widget == C.WIDGET_KEEP:
f079e6ed1e69 quick frontend(quick widgets): added the ability to use a callable with getOrCreateWidget's on_existing_widget
Goffi <goffi@goffi.org>
parents: 1307
diff changeset
248 pass
1309
d0d5ba3b4d64 quick frontend(quick widgets): fixed bad condition test in previous commit
Goffi <goffi@goffi.org>
parents: 1308
diff changeset
249 elif on_existing_widget == C.WIDGET_RAISE:
1301
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
250 raise WidgetAlreadyExistsError(hash_)
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
Goffi <goffi@goffi.org>
parents: 1290
diff changeset
251 elif on_existing_widget == C.WIDGET_RECREATE:
2062
e22ab34c68f6 quick fronten (widgets): if a widget is recreated, "recreateArgs" method can be implemented to specify arguments to clone it correctly
Goffi <goffi@goffi.org>
parents: 2047
diff changeset
252 try:
e22ab34c68f6 quick fronten (widgets): if a widget is recreated, "recreateArgs" method can be implemented to specify arguments to clone it correctly
Goffi <goffi@goffi.org>
parents: 2047
diff changeset
253 recreateArgs = widget.recreateArgs
e22ab34c68f6 quick fronten (widgets): if a widget is recreated, "recreateArgs" method can be implemented to specify arguments to clone it correctly
Goffi <goffi@goffi.org>
parents: 2047
diff changeset
254 except AttributeError:
e22ab34c68f6 quick fronten (widgets): if a widget is recreated, "recreateArgs" method can be implemented to specify arguments to clone it correctly
Goffi <goffi@goffi.org>
parents: 2047
diff changeset
255 pass
e22ab34c68f6 quick fronten (widgets): if a widget is recreated, "recreateArgs" method can be implemented to specify arguments to clone it correctly
Goffi <goffi@goffi.org>
parents: 2047
diff changeset
256 else:
2852
e2595c81eb6d quick frontend(widgets): improved handling of multiple instances of widgets:
Goffi <goffi@goffi.org>
parents: 2851
diff changeset
257 recreateArgs(_args, _kwargs)
e2595c81eb6d quick frontend(widgets): improved handling of multiple instances of widgets:
Goffi <goffi@goffi.org>
parents: 2851
diff changeset
258 widget = cls(*_args, **_kwargs)
e2595c81eb6d quick frontend(widgets): improved handling of multiple instances of widgets:
Goffi <goffi@goffi.org>
parents: 2851
diff changeset
259 widgets_map[hash_].append(widget)
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2888
diff changeset
260 log.debug("widget <{wid}> already exists, a new one has been recreated"
2852
e2595c81eb6d quick frontend(widgets): improved handling of multiple instances of widgets:
Goffi <goffi@goffi.org>
parents: 2851
diff changeset
261 .format(wid=widget))
1308
f079e6ed1e69 quick frontend(quick widgets): added the ability to use a callable with getOrCreateWidget's on_existing_widget
Goffi <goffi@goffi.org>
parents: 1307
diff changeset
262 elif callable(on_existing_widget):
2852
e2595c81eb6d quick frontend(widgets): improved handling of multiple instances of widgets:
Goffi <goffi@goffi.org>
parents: 2851
diff changeset
263 widget = on_existing_widget(widget)
e2595c81eb6d quick frontend(widgets): improved handling of multiple instances of widgets:
Goffi <goffi@goffi.org>
parents: 2851
diff changeset
264 if widget is None:
e2595c81eb6d quick frontend(widgets): improved handling of multiple instances of widgets:
Goffi <goffi@goffi.org>
parents: 2851
diff changeset
265 raise exceptions.InternalError(
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2888
diff changeset
266 "on_existing_widget method must return the widget to use")
3115
3018d153a615 quick frontend (widgets): some more errors handling in getOrCreateWidget
Goffi <goffi@goffi.org>
parents: 3114
diff changeset
267 if widget not in widgets_map[hash_]:
3018d153a615 quick frontend (widgets): some more errors handling in getOrCreateWidget
Goffi <goffi@goffi.org>
parents: 3114
diff changeset
268 log.debug(
3018d153a615 quick frontend (widgets): some more errors handling in getOrCreateWidget
Goffi <goffi@goffi.org>
parents: 3114
diff changeset
269 "the widget returned by on_existing_widget is new, adding it")
3018d153a615 quick frontend (widgets): some more errors handling in getOrCreateWidget
Goffi <goffi@goffi.org>
parents: 3114
diff changeset
270 widgets_map[hash_].append(widget)
1308
f079e6ed1e69 quick frontend(quick widgets): added the ability to use a callable with getOrCreateWidget's on_existing_widget
Goffi <goffi@goffi.org>
parents: 1307
diff changeset
271 else:
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
272 raise exceptions.InternalError(
2852
e2595c81eb6d quick frontend(widgets): improved handling of multiple instances of widgets:
Goffi <goffi@goffi.org>
parents: 2851
diff changeset
273 "Unexpected on_existing_widget value ({})".format(on_existing_widget))
1308
f079e6ed1e69 quick frontend(quick widgets): added the ability to use a callable with getOrCreateWidget's on_existing_widget
Goffi <goffi@goffi.org>
parents: 1307
diff changeset
274
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
275 return widget
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
276
2047
7f5e344938c1 quick_frontend(quick_widgets): deleteWidget can use additional arguments which will be passed to onDelete
Goffi <goffi@goffi.org>
parents: 2043
diff changeset
277 def deleteWidget(self, widget_to_delete, *args, **kwargs):
2853
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
278 """Delete a widget instance
1303
d3ef3894254d quick frontend (quick_widgets): add deleteWidget method
Goffi <goffi@goffi.org>
parents: 1301
diff changeset
279
2043
f3940f6a3222 quick frontend (widgets): a deletion with onDelete can now be cancelled if onDelete return False
Goffi <goffi@goffi.org>
parents: 2039
diff changeset
280 this method must be called by frontends when a widget is deleted
2853
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
281 widget's onDelete method will be called before deletion, and deletion will be
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
282 stopped if it returns False.
2047
7f5e344938c1 quick_frontend(quick_widgets): deleteWidget can use additional arguments which will be passed to onDelete
Goffi <goffi@goffi.org>
parents: 2043
diff changeset
283 @param widget_to_delete(QuickWidget): widget which need to deleted
7f5e344938c1 quick_frontend(quick_widgets): deleteWidget can use additional arguments which will be passed to onDelete
Goffi <goffi@goffi.org>
parents: 2043
diff changeset
284 @param *args: extra arguments to pass to onDelete
7f5e344938c1 quick_frontend(quick_widgets): deleteWidget can use additional arguments which will be passed to onDelete
Goffi <goffi@goffi.org>
parents: 2043
diff changeset
285 @param *kwargs: extra keywords arguments to pass to onDelete
3158
6032245c927e quick frontend (app): added "explicit_close" to deleteWidget, and use it on mucRoomLeftHandler:
Goffi <goffi@goffi.org>
parents: 3137
diff changeset
286 the extra arguments are not used by QuickFrontend, it's is up to
6032245c927e quick frontend (app): added "explicit_close" to deleteWidget, and use it on mucRoomLeftHandler:
Goffi <goffi@goffi.org>
parents: 3137
diff changeset
287 the frontend to use them or not.
6032245c927e quick frontend (app): added "explicit_close" to deleteWidget, and use it on mucRoomLeftHandler:
Goffi <goffi@goffi.org>
parents: 3137
diff changeset
288 following extra arguments are well known:
6032245c927e quick frontend (app): added "explicit_close" to deleteWidget, and use it on mucRoomLeftHandler:
Goffi <goffi@goffi.org>
parents: 3137
diff changeset
289 - "all_instances" can be used as kwarg, if it evaluate to True,
6032245c927e quick frontend (app): added "explicit_close" to deleteWidget, and use it on mucRoomLeftHandler:
Goffi <goffi@goffi.org>
parents: 3137
diff changeset
290 all instances of the widget will be deleted (if onDelete is
6032245c927e quick frontend (app): added "explicit_close" to deleteWidget, and use it on mucRoomLeftHandler:
Goffi <goffi@goffi.org>
parents: 3137
diff changeset
291 not returning False for any of the instance). This arguments
6032245c927e quick frontend (app): added "explicit_close" to deleteWidget, and use it on mucRoomLeftHandler:
Goffi <goffi@goffi.org>
parents: 3137
diff changeset
292 is not sent to onDelete methods.
6032245c927e quick frontend (app): added "explicit_close" to deleteWidget, and use it on mucRoomLeftHandler:
Goffi <goffi@goffi.org>
parents: 3137
diff changeset
293 - "explicit_close" is used when the deletion is requested by
6032245c927e quick frontend (app): added "explicit_close" to deleteWidget, and use it on mucRoomLeftHandler:
Goffi <goffi@goffi.org>
parents: 3137
diff changeset
294 the user or a leave signal, "all_instances" is usually set at
6032245c927e quick frontend (app): added "explicit_close" to deleteWidget, and use it on mucRoomLeftHandler:
Goffi <goffi@goffi.org>
parents: 3137
diff changeset
295 the same time.
1303
d3ef3894254d quick frontend (quick_widgets): add deleteWidget method
Goffi <goffi@goffi.org>
parents: 1301
diff changeset
296 """
2853
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
297 # TODO: all_instances must be independante kwargs, this is not possible with Python 2
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
298 # but will be with Python 3
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
299 all_instances = kwargs.get('all_instances', False)
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
300
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
301 if all_instances:
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
302 for w in self.getWidgetInstances(widget_to_delete):
3116
328a6cea3802 quick frontend (widgets): don't use *args for onDelete + more debug logs
Goffi <goffi@goffi.org>
parents: 3115
diff changeset
303 if w.onDelete(**kwargs) == False:
328a6cea3802 quick frontend (widgets): don't use *args for onDelete + more debug logs
Goffi <goffi@goffi.org>
parents: 3115
diff changeset
304 log.debug(
328a6cea3802 quick frontend (widgets): don't use *args for onDelete + more debug logs
Goffi <goffi@goffi.org>
parents: 3115
diff changeset
305 f"Deletion of {widget_to_delete} cancelled by widget itself")
2853
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
306 return
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
307 else:
3116
328a6cea3802 quick frontend (widgets): don't use *args for onDelete + more debug logs
Goffi <goffi@goffi.org>
parents: 3115
diff changeset
308 if widget_to_delete.onDelete(**kwargs) == False:
328a6cea3802 quick frontend (widgets): don't use *args for onDelete + more debug logs
Goffi <goffi@goffi.org>
parents: 3115
diff changeset
309 log.debug(f"Deletion of {widget_to_delete} cancelled by widget itself")
2853
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
310 return
2043
f3940f6a3222 quick frontend (widgets): a deletion with onDelete can now be cancelled if onDelete return False
Goffi <goffi@goffi.org>
parents: 2039
diff changeset
311
f3940f6a3222 quick frontend (widgets): a deletion with onDelete can now be cancelled if onDelete return False
Goffi <goffi@goffi.org>
parents: 2039
diff changeset
312 if self.host.selected_widget == widget_to_delete:
f3940f6a3222 quick frontend (widgets): a deletion with onDelete can now be cancelled if onDelete return False
Goffi <goffi@goffi.org>
parents: 2039
diff changeset
313 self.host.selected_widget = None
1303
d3ef3894254d quick frontend (quick_widgets): add deleteWidget method
Goffi <goffi@goffi.org>
parents: 1301
diff changeset
314
2853
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
315 class_ = self.getRealClass(widget_to_delete.__class__)
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
316 try:
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
317 widgets_map = self._widgets[class_.__name__]
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
318 except KeyError:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2888
diff changeset
319 log.error("no widgets_map found for class {cls}".format(cls=class_))
2853
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
320 return
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2888
diff changeset
321 widget_hash = str(class_.getWidgetHash(widget_to_delete.target,
2853
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
322 widget_to_delete.profiles))
3115
3018d153a615 quick frontend (widgets): some more errors handling in getOrCreateWidget
Goffi <goffi@goffi.org>
parents: 3114
diff changeset
323 try:
3018d153a615 quick frontend (widgets): some more errors handling in getOrCreateWidget
Goffi <goffi@goffi.org>
parents: 3114
diff changeset
324 widget_instances = widgets_map[widget_hash]
3018d153a615 quick frontend (widgets): some more errors handling in getOrCreateWidget
Goffi <goffi@goffi.org>
parents: 3114
diff changeset
325 except KeyError:
3018d153a615 quick frontend (widgets): some more errors handling in getOrCreateWidget
Goffi <goffi@goffi.org>
parents: 3114
diff changeset
326 log.error(f"no instance of {class_.__name__} found with hash {widget_hash!r}")
3018d153a615 quick frontend (widgets): some more errors handling in getOrCreateWidget
Goffi <goffi@goffi.org>
parents: 3114
diff changeset
327 return
2853
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
328 if all_instances:
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
329 widget_instances.clear()
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
330 else:
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
331 try:
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
332 widget_instances.remove(widget_to_delete)
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
333 except ValueError:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2888
diff changeset
334 log.error("widget_to_delete not found in widget instances")
2853
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
335 return
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
336
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2888
diff changeset
337 log.debug("widget {} deleted".format(widget_to_delete))
2853
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
338
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
339 if not widget_instances:
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
340 # all instances with this hash have been deleted
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
341 # we remove the hash itself
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
342 del widgets_map[widget_hash]
3115
3018d153a615 quick frontend (widgets): some more errors handling in getOrCreateWidget
Goffi <goffi@goffi.org>
parents: 3114
diff changeset
343 log.debug("All instances of {cls} with hash {widget_hash!r} have been deleted"
2853
6901a425d882 quick frontend (widgets): improved deletion of widget:
Goffi <goffi@goffi.org>
parents: 2852
diff changeset
344 .format(cls=class_, widget_hash=widget_hash))
3168
1cb232c9e845 quick frontends (widgets): added widgetNew and widgetDelete listeners:
Goffi <goffi@goffi.org>
parents: 3165
diff changeset
345 self.host.callListeners("widgetDeleted", widget_to_delete)
1303
d3ef3894254d quick frontend (quick_widgets): add deleteWidget method
Goffi <goffi@goffi.org>
parents: 1301
diff changeset
346
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
347
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
348 class QuickWidget(object):
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
349 """generic widget base"""
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350 # FIXME: sometime a single target is used, sometimes several ones
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351 # This should be sorted out in the same way as for profiles: a single
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352 # target should be possible when appropriate attribute is set.
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353 # methods using target(s) and hash should be fixed accordingly
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354
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355 SINGLE = True # if True, there can be only one widget per target(s)
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356 PROFILES_MULTIPLE = False # If True, this widget can handle several profiles at once
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357 PROFILES_ALLOW_NONE = False # If True, this widget can be used without profile
0
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358
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359 def __init__(self, host, target, profiles=None):
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360 """
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361 @param host: %(doc_host)s
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362 @param target: target specific for this widget class
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363 @param profiles: can be either:
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364 - (unicode): used when widget class manage a unique profile
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365 - (iterable): some widget class can manage several profiles, several at once can be specified here
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366 - None: no profile is managed by this widget class (rare)
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367 @raise: ValueError when (iterable) or None is given to profiles for a widget class which manage one unique profile.
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368 """
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369 self.host = host
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370 self.targets = set()
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371 self.addTarget(target)
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372 self.profiles = set()
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373 self._sync = True
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374 if isinstance(profiles, str):
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375 self.addProfile(profiles)
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376 elif profiles is None:
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377 if not self.PROFILES_ALLOW_NONE:
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378 raise ValueError("profiles can't have a value of None")
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379 else:
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380 for profile in profiles:
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381 self.addProfile(profile)
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382 if not self.profiles:
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383 raise ValueError("no profile found, use None for no profile classes")
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384
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385 @property
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386 def profile(self):
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387 assert (
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388 len(self.profiles) == 1
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389 and not self.PROFILES_MULTIPLE
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390 and not self.PROFILES_ALLOW_NONE
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391 )
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392 return list(self.profiles)[0]
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393
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394 @property
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395 def target(self):
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396 """Return main target
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397
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398 A random target is returned when several targets are available
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399 """
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400 return next(iter(self.targets))
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401
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402 @property
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403 def widget_hash(self):
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404 """Return quick widget hash"""
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405 return self.getWidgetHash(self.target, self.profiles)
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406
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407 # synchronisation state
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408
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409 @property
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410 def sync(self):
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411 return self._sync
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412
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413 @sync.setter
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414 def sync(self, state):
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415 """state of synchronisation with backend
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416
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417 @param state(bool): True when backend is synchronised
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418 False is set by core
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419 True must be set by the widget when resynchronisation is finished
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420 """
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421 self._sync = state
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422
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423 def resync(self):
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424 """Method called when backend can be resynchronized
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425
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426 The widget has to set self.sync itself when the synchronisation is finished
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427 """
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428 pass
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429
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430 # target/profile
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431
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432 def addTarget(self, target):
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433 """Add a target if it doesn't already exists
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434
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435 @param target: target to add
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436 """
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437 self.targets.add(target)
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438
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439 def addProfile(self, profile):
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440 """Add a profile is if doesn't already exists
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441
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442 @param profile: profile to add
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443 """
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444 if self.profiles and not self.PROFILES_MULTIPLE:
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445 raise ValueError("multiple profiles are not allowed")
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446 self.profiles.add(profile)
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447
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448 # widget identitication
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449
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450 @staticmethod
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451 def getWidgetHash(target, profiles):
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452 """Return the hash associated with this target for this widget class
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453
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454 some widget classes can manage several target on the same instance
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455 (e.g.: a chat widget with multiple resources on the same bare jid),
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456 this method allow to return a hash associated to one or several targets
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457 to retrieve the good instance. For example, a widget managing JID targets,
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458 and all resource of the same bare jid would return the bare jid as hash.
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459
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diff changeset
460 @param target: target to check
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461 @param profiles: profile(s) associated to target, see __init__ docstring
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462 @return: a hash (can correspond to one or many targets or profiles, depending of widget class)
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463 """
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464 return str(target) # by defaut, there is one hash for one target
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parents: 1301
diff changeset
465
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466 # widget life events
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diff changeset
467
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468 def onDelete(self, *args, **kwargs):
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Goffi <goffi@goffi.org>
parents: 2039
diff changeset
469 """Called when a widget is being deleted
1410
e2e75c3c7c7b quick_frontend, primitivus: fixes a couple of issues:
souliane <souliane@mailoo.org>
parents: 1396
diff changeset
470
2043
f3940f6a3222 quick frontend (widgets): a deletion with onDelete can now be cancelled if onDelete return False
Goffi <goffi@goffi.org>
parents: 2039
diff changeset
471 @return (boot, None): False to cancel deletion
f3940f6a3222 quick frontend (widgets): a deletion with onDelete can now be cancelled if onDelete return False
Goffi <goffi@goffi.org>
parents: 2039
diff changeset
472 all other value continue deletion
f3940f6a3222 quick frontend (widgets): a deletion with onDelete can now be cancelled if onDelete return False
Goffi <goffi@goffi.org>
parents: 2039
diff changeset
473 """
f3940f6a3222 quick frontend (widgets): a deletion with onDelete can now be cancelled if onDelete return False
Goffi <goffi@goffi.org>
parents: 2039
diff changeset
474 return True
3159
30e08d904208 quick_frontend (app, widget): CagouWidget.onSelected is called when the widget is selected:
Goffi <goffi@goffi.org>
parents: 3158
diff changeset
475
30e08d904208 quick_frontend (app, widget): CagouWidget.onSelected is called when the widget is selected:
Goffi <goffi@goffi.org>
parents: 3158
diff changeset
476 def onSelected(self):
30e08d904208 quick_frontend (app, widget): CagouWidget.onSelected is called when the widget is selected:
Goffi <goffi@goffi.org>
parents: 3158
diff changeset
477 """Called when host.selected_widget is this instance"""
30e08d904208 quick_frontend (app, widget): CagouWidget.onSelected is called when the widget is selected:
Goffi <goffi@goffi.org>
parents: 3158
diff changeset
478 pass