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annotate sat_frontends/quick_frontend/quick_widgets.py @ 2614:a5b96950b81a

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jp (event): fixed crash on missing item in get and inviteeGet by making it mandatory.
author Goffi <goffi@goffi.org>
date Thu, 21 Jun 2018 01:21:44 +0200
parents 26edcf3a30eb
children 56f94936df1e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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2daf7b4c6756 use of /usr/bin/env instead of /usr/bin/python in shebang
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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 # helper class for making a SAT frontend
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5 # Copyright (C) 2009-2018 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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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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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 log = getLogger(__name__)
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22 from sat.core import exceptions
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23 from sat_frontends.quick_frontend.constants import Const as C
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26 NEW_INSTANCE_SUFF = '_new_instance_'
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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 unicode('') # XXX: unicode doesn't exist in pyjamas
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33 except (TypeError, AttributeError): # Error raised is not the same depending on pyjsbuild options
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34 unicode = str
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37 def register(base_cls, child_cls=None):
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38 """Register a child class to use by default when a base class is needed
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40 @param base_cls: "Quick..." base class (like QuickChat or QuickContact), must inherit from QuickWidget
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41 @param child_cls: inherited class to use when Quick... class is requested, must inherit from base_cls.
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42 Can be None if it's the base_cls itself which register
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43 """
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44 # FIXME: we use base_cls.__name__ instead of base_cls directly because pyjamas because
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45 # in the second case
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46 classes_map[base_cls.__name__] = child_cls
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49 class WidgetAlreadyExistsError(Exception):
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50 pass
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53 class QuickWidgetsManager(object):
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54 """This class is used to manage all the widgets of a frontend
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55 A widget can be a window, a graphical thing, or someting else depending of the frontend"""
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56
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57 def __init__(self, host):
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58 self.host = host
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59 self._widgets = {}
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60
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61 def __iter__(self):
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62 """Iterate throught all widgets"""
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63 for widget_map in self._widgets.itervalues():
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64 for widget in widget_map.itervalues():
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65 yield widget
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66
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67 def getRealClass(self, class_):
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68 """Return class registered for given class_
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69
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70 @param class_: subclass of QuickWidget
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71 @return: class actually used to create widget
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72 """
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73 try:
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74 # FIXME: we use base_cls.__name__ instead of base_cls directly because pyjamas bugs
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75 # in the second case
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76 cls = classes_map[class_.__name__]
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77 except KeyError:
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78 cls = class_
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79 if cls is None:
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80 raise exceptions.InternalError("There is not class registered for {}".format(class_))
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81 return cls
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82
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83 def getRootHash(self, hash_):
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84 """Return root hash (i.e. hash without new instance suffix for recreated widgets
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85
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86 @param hash_(immutable): hash of a widget
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87 @return (unicode): root hash (transtyped to unicode)
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88 """
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89 return unicode(hash_).split(NEW_INSTANCE_SUFF)[0]
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90
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91 def getWidgets(self, class_, target=None, profiles=None):
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92 """Get all subclassed widgets instances
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93
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94 @param class_: subclass of QuickWidget, same parameter as used in [getOrCreateWidget]
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95 @param target: if not None, construct a hash with this target and filter corresponding widgets
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96 recreated widgets (with new instance suffix) are handled
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97 @param profiles(iterable, None): if not None, filter on instances linked to these profiles
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98 @return: iterator on widgets
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99 """
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100 class_ = self.getRealClass(class_)
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101 try:
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102 widgets_map = self._widgets[class_.__name__]
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103 except KeyError:
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104 return
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105 else:
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106 if target is not None:
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107 filter_hash = unicode(class_.getWidgetHash(target, profiles))
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108 else:
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109 filter_hash = None
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110 for w_hash, w in widgets_map.iteritems():
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111 if profiles is None or w.profiles.intersection(profiles):
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112 if filter_hash is not None and self.getRootHash(w_hash) != filter_hash:
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
113 continue
2007
19b9d3f8a6c7 plugin XEP-0085, quick_frontends, primitivus: chat states are working again
Goffi <goffi@goffi.org>
parents: 1995
diff changeset
114 yield w
1290
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Goffi <goffi@goffi.org>
parents: 1265
diff changeset
115
1938
011eff37e21d quick frontend, primitivus: quickContactList refactored to handle several profiles at once
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
116 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
117 """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
118
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
119 @param class_(class): class of the widget to create
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
120 @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
121 @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
122 used, depending of the widget class)
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
123 @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
124 """
1938
011eff37e21d quick frontend, primitivus: quickContactList refactored to handle several profiles at once
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
125 assert (target is not None) or (profiles is not None)
011eff37e21d quick frontend, primitivus: quickContactList refactored to handle several profiles at once
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
126 if profiles is not None and isinstance(profiles, unicode):
011eff37e21d quick frontend, primitivus: quickContactList refactored to handle several profiles at once
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parents: 1934
diff changeset
127 profiles = [profiles]
1349
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souliane <souliane@mailoo.org>
parents: 1322
diff changeset
128 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
129 hash_ = class_.getWidgetHash(target, profiles)
1349
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souliane <souliane@mailoo.org>
parents: 1322
diff changeset
130 try:
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
131 return self._widgets[class_.__name__][hash_]
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souliane <souliane@mailoo.org>
parents: 1322
diff changeset
132 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
133 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
134
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parents: 1139
diff changeset
135 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
136 """Get an existing widget or create a new one when necessary
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parents: 1139
diff changeset
137
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parents: 1139
diff changeset
138 If the widget is new, self.host.newWidget will be called with it.
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Goffi <goffi@goffi.org>
parents: 1139
diff changeset
139 @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
140 @param target: target depending of the widget, usually a JID instance
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
141 @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
142 @param kwargs(dict): optional kwargs to create a new instance of class_
1265
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parents: 1139
diff changeset
143 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):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
144 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
145 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
146 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
147 [callable]: this method will be called instead of self.host.newWidget
1265
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parents: 1139
diff changeset
148 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
149 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
150 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
151 C.WIDGET_RAISE: raise WidgetAlreadyExistsError
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
152 C.WIDGET_RECREATE: create a new widget *WITH A NEW HASH*
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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
153 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
154 so the values can be completed to create correctly the new instance
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souliane <souliane@mailoo.org>
parents: 1321
diff changeset
155 [callable]: this method will be called with existing widget as argument
1265
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parents: 1139
diff changeset
156 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
157 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
158 it will be used to create a new QuickChat instance).
1265
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parents: 1139
diff changeset
159 @return: a class_ instance, either new or already existing
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parents: 1139
diff changeset
160 """
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parents: 1265
diff changeset
161 cls = self.getRealClass(class_)
1265
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parents: 1139
diff changeset
162
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
163 ## arguments management ##
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parents: 1139
diff changeset
164 _args = [self.host, target] + list(args) or [] # FIXME: check if it's really necessary to use optional args
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
165 _kwargs = kwargs or {}
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
166 if 'profiles' in _kwargs and 'profile' in _kwargs:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
167 raise ValueError("You can't have 'profile' and 'profiles' keys at the same time")
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
168 try:
1938
011eff37e21d quick frontend, primitivus: quickContactList refactored to handle several profiles at once
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
169 _kwargs['profiles'] = [_kwargs.pop('profile')]
1265
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parents: 1139
diff changeset
170 except KeyError:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
171 if not 'profiles' in _kwargs:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
172 _kwargs['profiles'] = None
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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parents: 1139
diff changeset
173
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
174 #on_new_widget tell what to do for the new widget creation
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
175 try:
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
176 on_new_widget = _kwargs.pop('on_new_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
177 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
178 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
179
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
180 #on_existing_widget tell what to do when the widget already exists
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
181 try:
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
182 on_existing_widget = _kwargs.pop('on_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
183 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
184 on_existing_widget = C.WIDGET_KEEP
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
185
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
186 ## we get the hash ##
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parents: 1139
diff changeset
187 try:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
188 hash_ = _kwargs.pop('force_hash')
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
189 except KeyError:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
190 hash_ = cls.getWidgetHash(target, _kwargs['profiles'])
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
191
1304
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Goffi <goffi@goffi.org>
parents: 1303
diff changeset
192 ## widget creation or retrieval ##
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Goffi <goffi@goffi.org>
parents: 1303
diff changeset
193
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
194 widgets_map = self._widgets.setdefault(cls.__name__, {}) # we sorts widgets by classes
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parents: 1139
diff changeset
195 if not cls.SINGLE:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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parents: 1139
diff changeset
196 widget = None # if the class is not SINGLE, we always create a new widget
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parents: 1139
diff changeset
197 else:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
198 try:
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parents: 1265
diff changeset
199 widget = widgets_map[hash_]
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parents: 1139
diff changeset
200 widget.addTarget(target)
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parents: 1139
diff changeset
201 except KeyError:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
202 widget = None
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parents: 1139
diff changeset
203
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
204 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
205 # we need to create a new widget
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
206 log.debug(u"Creating new widget for target {} {}".format(target, cls))
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
207 widget = cls(*_args, **_kwargs)
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diff changeset
208 widgets_map[hash_] = widget
0
goffi@necton2
parents:
diff changeset
209
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
210 if on_new_widget == C.WIDGET_NEW:
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diff changeset
211 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
212 elif callable(on_new_widget):
1322
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souliane <souliane@mailoo.org>
parents: 1321
diff changeset
213 on_new_widget(widget)
1265
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diff changeset
214 else:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
215 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
216 else:
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
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parents: 1290
diff changeset
217 # the widget already exists
1308
f079e6ed1e69 quick frontend(quick widgets): added the ability to use a callable with getOrCreateWidget's on_existing_widget
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parents: 1307
diff changeset
218 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
219 pass
1309
d0d5ba3b4d64 quick frontend(quick widgets): fixed bad condition test in previous commit
Goffi <goffi@goffi.org>
parents: 1308
diff changeset
220 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
221 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
222 elif on_existing_widget == C.WIDGET_RECREATE:
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
223 # we use getOrCreateWidget to recreate the new widget
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
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parents: 1290
diff changeset
224 # /!\ we use args and kwargs and not _args and _kwargs because we need the original args
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
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parents: 1290
diff changeset
225 # we need to get rid of kwargs special options
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
226 new_kwargs = kwargs.copy()
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
227 try:
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
228 new_kwargs.pop('force_hash') # FIXME: we use pop instead of del here because pyjamas doesn't raise error on del
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
229 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
230 pass
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
231 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
232 raise ValueError("force_hash option can't be used with on_existing_widget=RECREATE")
1265
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parents: 1139
diff changeset
233
1995
b5ef9b2b995e quick_frontend (QuickWidget): keep on_new_widget argument when recreating a widget
Goffi <goffi@goffi.org>
parents: 1955
diff changeset
234 new_kwargs['on_new_widget'] = on_new_widget
b5ef9b2b995e quick_frontend (QuickWidget): keep on_new_widget argument when recreating a widget
Goffi <goffi@goffi.org>
parents: 1955
diff changeset
235
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
236 # XXX: keep up-to-date if new special kwargs are added (i.e.: delete these keys here)
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
237 new_kwargs['on_existing_widget'] = C.WIDGET_RAISE
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
238 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
239 recreateArgs = widget.recreateArgs
e22ab34c68f6 quick fronten (widgets): if a widget is recreated, "recreateArgs" method can be implemented to specify arguments to clone it correctly
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parents: 2047
diff changeset
240 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
241 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
242 else:
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
243 recreateArgs(args, new_kwargs)
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
244 hash_idx = 1
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 while True:
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
246 new_kwargs['force_hash'] = "{}{}{}".format(hash_, NEW_INSTANCE_SUFF, hash_idx)
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
247 try:
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
248 widget = self.getOrCreateWidget(class_, target, *args, **new_kwargs)
afc57b34c0a3 Quick Frontend (quick_widgets): added on_existing_widget in getOrCreateWidget (see docstring for more infos) + use of constants
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parents: 1290
diff changeset
249 except WidgetAlreadyExistsError:
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 hash_idx += 1
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 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
252 log.debug(u"Widget already exists, a new one has been recreated with hash {}".format(new_kwargs['force_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
253 break
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
254 elif callable(on_existing_widget):
1322
1f13a837e4b2 quick_frontend (quick_widgets): revert commit 1319
souliane <souliane@mailoo.org>
parents: 1321
diff changeset
255 on_existing_widget(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
256 else:
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
257 raise exceptions.InternalError("Unexpected on_existing_widget value ({})".format(on_existing_widget))
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
258
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parents: 1139
diff changeset
259 return widget
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diff changeset
260
2047
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Goffi <goffi@goffi.org>
parents: 2043
diff changeset
261 def deleteWidget(self, widget_to_delete, *args, **kwargs):
1303
d3ef3894254d quick frontend (quick_widgets): add deleteWidget method
Goffi <goffi@goffi.org>
parents: 1301
diff changeset
262 """Delete a widget
d3ef3894254d quick frontend (quick_widgets): add deleteWidget method
Goffi <goffi@goffi.org>
parents: 1301
diff changeset
263
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
264 this method must be called by frontends when a widget is deleted
1303
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Goffi <goffi@goffi.org>
parents: 1301
diff changeset
265 widget's onDelete method will be called before deletion
2047
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Goffi <goffi@goffi.org>
parents: 2043
diff changeset
266 @param widget_to_delete(QuickWidget): widget which need to deleted
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Goffi <goffi@goffi.org>
parents: 2043
diff changeset
267 @param *args: extra arguments to pass to onDelete
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parents: 2043
diff changeset
268 @param *kwargs: extra keywords arguments to pass to onDelete
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parents: 2043
diff changeset
269 the extra arguments are not use by QuickFrontend, it's is up to
7f5e344938c1 quick_frontend(quick_widgets): deleteWidget can use additional arguments which will be passed to onDelete
Goffi <goffi@goffi.org>
parents: 2043
diff changeset
270 the frontend to use them or not
1303
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diff changeset
271 """
2047
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Goffi <goffi@goffi.org>
parents: 2043
diff changeset
272 if widget_to_delete.onDelete(*args, **kwargs) == False:
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
273 return
f3940f6a3222 quick frontend (widgets): a deletion with onDelete can now be cancelled if onDelete return False
Goffi <goffi@goffi.org>
parents: 2039
diff changeset
274
f3940f6a3222 quick frontend (widgets): a deletion with onDelete can now be cancelled if onDelete return False
Goffi <goffi@goffi.org>
parents: 2039
diff changeset
275 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
276 self.host.selected_widget = None
1303
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Goffi <goffi@goffi.org>
parents: 1301
diff changeset
277
d3ef3894254d quick frontend (quick_widgets): add deleteWidget method
Goffi <goffi@goffi.org>
parents: 1301
diff changeset
278 for widget_map in self._widgets.itervalues():
1410
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souliane <souliane@mailoo.org>
parents: 1396
diff changeset
279 to_delete = set()
1303
d3ef3894254d quick frontend (quick_widgets): add deleteWidget method
Goffi <goffi@goffi.org>
parents: 1301
diff changeset
280 for hash_, widget in widget_map.iteritems():
d3ef3894254d quick frontend (quick_widgets): add deleteWidget method
Goffi <goffi@goffi.org>
parents: 1301
diff changeset
281 if widget_to_delete is widget:
1410
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souliane <souliane@mailoo.org>
parents: 1396
diff changeset
282 to_delete.add(hash_)
e2e75c3c7c7b quick_frontend, primitivus: fixes a couple of issues:
souliane <souliane@mailoo.org>
parents: 1396
diff changeset
283 for hash_ in to_delete:
e2e75c3c7c7b quick_frontend, primitivus: fixes a couple of issues:
souliane <souliane@mailoo.org>
parents: 1396
diff changeset
284 del widget_map[hash_]
1303
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Goffi <goffi@goffi.org>
parents: 1301
diff changeset
285
1265
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parents: 1139
diff changeset
286
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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diff changeset
287 class QuickWidget(object):
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diff changeset
288 """generic widget base"""
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diff changeset
289 SINGLE=True # if True, there can be only one widget per target(s)
1955
633b5c21aefd backend, frontend: messages refactoring (huge commit, not finished):
Goffi <goffi@goffi.org>
parents: 1938
diff changeset
290 PROFILES_MULTIPLE=False # If True, this widget can handle several profiles at once
633b5c21aefd backend, frontend: messages refactoring (huge commit, not finished):
Goffi <goffi@goffi.org>
parents: 1938
diff changeset
291 PROFILES_ALLOW_NONE=False # If True, this widget can be used without profile
0
goffi@necton2
parents:
diff changeset
292
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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parents: 1139
diff changeset
293 def __init__(self, host, target, profiles=None):
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diff changeset
294 """
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parents: 1139
diff changeset
295 @param host: %(doc_host)s
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diff changeset
296 @param target: target specific for this widget class
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Goffi <goffi@goffi.org>
parents: 1139
diff changeset
297 @param profiles: can be either:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
298 - (unicode): used when widget class manage a unique profile
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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parents: 1139
diff changeset
299 - (iterable): some widget class can manage several profiles, several at once can be specified here
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
300 - None: no profile is managed by this widget class (rare)
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
301 @raise: ValueError when (iterable) or None is given to profiles for a widget class which manage one unique profile.
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
302 """
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
303 self.host = host
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parents: 1139
diff changeset
304 self.targets = set()
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Goffi <goffi@goffi.org>
parents: 1139
diff changeset
305 self.addTarget(target)
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
306 self.profiles = set()
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
307 if isinstance(profiles, basestring):
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
308 self.addProfile(profiles)
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
309 elif profiles is None:
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Goffi <goffi@goffi.org>
parents: 1139
diff changeset
310 if not self.PROFILES_ALLOW_NONE:
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Goffi <goffi@goffi.org>
parents: 1139
diff changeset
311 raise ValueError("profiles can't have a value of None")
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
312 else:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
313 for profile in profiles:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
314 self.addProfile(profile)
2027
666b42c957b5 quick frontend (widget): minor profiles check on widget creation
Goffi <goffi@goffi.org>
parents: 2007
diff changeset
315 if not self.profiles:
666b42c957b5 quick frontend (widget): minor profiles check on widget creation
Goffi <goffi@goffi.org>
parents: 2007
diff changeset
316 raise ValueError("no profile found, use None for no profile classes")
1265
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diff changeset
317
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
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parents: 1139
diff changeset
318 @property
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Goffi <goffi@goffi.org>
parents: 1139
diff changeset
319 def profile(self):
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diff changeset
320 assert len(self.profiles) == 1 and not self.PROFILES_MULTIPLE and not self.PROFILES_ALLOW_NONE
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
321 return list(self.profiles)[0]
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
322
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
diff changeset
323 def addTarget(self, target):
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1139
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324 """Add a target if it doesn't already exists
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325
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326 @param target: target to add
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327 """
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328 self.targets.add(target)
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parents: 1139
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329
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330 def addProfile(self, profile):
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Goffi <goffi@goffi.org>
parents: 1139
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331 """Add a profile is if doesn't already exists
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Goffi <goffi@goffi.org>
parents: 1139
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332
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333 @param profile: profile to add
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Goffi <goffi@goffi.org>
parents: 1139
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334 """
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parents: 1139
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335 if self.profiles and not self.PROFILES_MULTIPLE:
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parents: 1139
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336 raise ValueError("multiple profiles are not allowed")
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Goffi <goffi@goffi.org>
parents: 1139
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337 self.profiles.add(profile)
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Goffi <goffi@goffi.org>
parents: 1139
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338
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339 @staticmethod
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340 def getWidgetHash(target, profiles):
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341 """Return the hash associated with this target for this widget class
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parents: 1139
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342
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343 some widget classes can manage several target on the same instance
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parents: 1139
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344 (e.g.: a chat widget with multiple resources on the same bare jid),
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345 this method allow to return a hash associated to one or several targets
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346 to retrieve the good instance. For example, a widget managing JID targets,
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347 and all resource of the same bare jid would return the bare jid as hash.
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348
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349 @param target: target to check
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350 @param profiles: profile(s) associated to target, see __init__ docstring
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parents: 1139
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351 @return: a hash (can correspond to one or many targets or profiles, depending of widget class)
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352 """
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353 return unicode(target) # by defaut, there is one hash for one target
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354
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355 def onDelete(self, *args, **kwargs):
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356 """Called when a widget is being deleted
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souliane <souliane@mailoo.org>
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357
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358 @return (boot, None): False to cancel deletion
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359 all other value continue deletion
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360 """
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361 log.debug(u"widget {} deleted".format(self))
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362 return True
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363