Mercurial > libervia-desktop-kivy
annotate src/cagou/core/cagou_main.py @ 43:12fdc7d1feb1
core: newWidget implementation, it only display a not when a MUC room has been joined
author | Goffi <goffi@goffi.org> |
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date | Sun, 28 Aug 2016 16:50:56 +0200 |
parents | 7cac2d1a6f20 |
children | 7819e9efa250 |
rev | line source |
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1 #!/usr//bin/env python2 |
0 | 2 # -*- coding: utf-8 -*- |
3 | |
4 # Cagou: desktop/mobile frontend for Salut à Toi XMPP client | |
5 # Copyright (C) 2016 Jérôme Poisson (goffi@goffi.org) | |
6 | |
7 # This program is free software: you can redistribute it and/or modify | |
8 # it under the terms of the GNU Affero General Public License as published by | |
9 # the Free Software Foundation, either version 3 of the License, or | |
10 # (at your option) any later version. | |
11 | |
12 # This program is distributed in the hope that it will be useful, | |
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 # GNU Affero General Public License for more details. | |
16 | |
17 # You should have received a copy of the GNU Affero General Public License | |
18 # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 | |
20 | |
14 | 21 from sat.core.i18n import _ |
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22 import logging_setter |
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23 logging_setter.set_logging() |
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24 from constants import Const as C |
0 | 25 from sat.core import log as logging |
26 log = logging.getLogger(__name__) | |
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27 from sat.core import exceptions |
0 | 28 from sat_frontends.quick_frontend.quick_app import QuickApp |
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29 from sat_frontends.quick_frontend import quick_widgets |
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30 from sat_frontends.quick_frontend import quick_chat |
0 | 31 from sat_frontends.bridge.DBus import DBusBridgeFrontend |
32 import kivy | |
33 kivy.require('1.9.1') | |
34 import kivy.support | |
35 kivy.support.install_gobject_iteration() | |
36 from kivy.app import App | |
14 | 37 from kivy.lang import Builder |
29 | 38 from kivy import properties |
0 | 39 import xmlui |
40 from profile_manager import ProfileManager | |
13 | 41 from widgets_handler import WidgetsHandler |
29 | 42 from kivy.clock import Clock |
43 from kivy.uix.label import Label | |
9 | 44 from kivy.uix.boxlayout import BoxLayout |
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45 from kivy.uix.screenmanager import ScreenManager, Screen, FallOutTransition, RiseInTransition |
29 | 46 from kivy.uix.dropdown import DropDown |
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47 from cagou_widget import CagouWidget |
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48 from . import widgets_handler |
29 | 49 from .common import IconButton |
14 | 50 from importlib import import_module |
9 | 51 import os.path |
14 | 52 import glob |
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53 import cagou.plugins |
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54 import cagou.kv |
9 | 55 |
56 | |
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57 class NotifsIcon(IconButton): |
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58 notifs = properties.ListProperty() |
29 | 59 |
60 def on_release(self): | |
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61 callback, args, kwargs = self.notifs.pop(0) |
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62 callback(*args, **kwargs) |
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63 |
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64 def addNotif(self, callback, *args, **kwargs): |
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65 self.notifs.append((callback, args, kwargs)) |
29 | 66 |
67 | |
68 class Note(Label): | |
69 title = properties.StringProperty() | |
70 message = properties.StringProperty() | |
71 level = properties.OptionProperty(C.XMLUI_DATA_LVL_DEFAULT, options=list(C.XMLUI_DATA_LVLS)) | |
72 | |
73 | |
74 class NoteDrop(Note): | |
75 pass | |
76 | |
77 | |
78 class NotesDrop(DropDown): | |
79 clear_btn = properties.ObjectProperty() | |
80 | |
81 def __init__(self, notes): | |
82 super(NotesDrop, self).__init__() | |
83 self.notes = notes | |
84 | |
85 def open(self, widget): | |
86 self.clear_widgets() | |
87 for n in self.notes: | |
88 self.add_widget(NoteDrop(title=n.title, message=n.message, level=n.level)) | |
89 self.add_widget(self.clear_btn) | |
90 super(NotesDrop, self).open(widget) | |
91 | |
92 | |
93 class RootHeadWidget(BoxLayout): | |
94 """Notifications widget""" | |
95 manager = properties.ObjectProperty() | |
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96 notifs_icon = properties.ObjectProperty() |
29 | 97 notes = properties.ListProperty() |
98 | |
99 def __init__(self): | |
100 super(RootHeadWidget, self).__init__() | |
101 self.notes_last = None | |
102 self.notes_event = None | |
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103 self.notes_drop = NotesDrop(self.notes) |
29 | 104 |
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105 def addNotif(self, callback, *args, **kwargs): |
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106 self.notifs_icon.addNotif(callback, *args, **kwargs) |
29 | 107 |
108 def addNote(self, title, message, level): | |
109 note = Note(title=title, message=message, level=level) | |
110 self.notes.append(note) | |
111 if len(self.notes) > 10: | |
112 del self.notes[:-10] | |
113 if self.notes_event is None: | |
114 self.notes_event = Clock.schedule_interval(self._displayNextNote, 5) | |
115 self._displayNextNote() | |
116 | |
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117 def addNotifUI(self, ui): |
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118 self.notifs_icon.addNotif(ui.show, force=True) |
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119 |
29 | 120 def _displayNextNote(self, dummy=None): |
121 screen = Screen() | |
122 try: | |
123 idx = self.notes.index(self.notes_last) + 1 | |
124 except ValueError: | |
125 idx = 0 | |
126 try: | |
127 note = self.notes_last = self.notes[idx] | |
128 except IndexError: | |
129 self.notes_event.cancel() | |
130 self.notes_event = None | |
131 else: | |
132 screen.add_widget(note) | |
133 self.manager.switch_to(screen) | |
134 | |
135 | |
9 | 136 class CagouRootWidget(BoxLayout): |
137 | |
29 | 138 def __init__(self, main_widget): |
9 | 139 super(CagouRootWidget, self).__init__(orientation=("vertical")) |
29 | 140 # header |
141 self._head_widget = RootHeadWidget() | |
142 self.add_widget(self._head_widget) | |
9 | 143 |
29 | 144 # body |
145 self._manager = ScreenManager() | |
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146 # main widgets |
29 | 147 main_screen = Screen(name='main') |
148 main_screen.add_widget(main_widget) | |
149 self._manager.add_widget(main_screen) | |
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150 # backend XMLUI (popups, forms, etc) |
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151 xmlui_screen = Screen(name='xmlui') |
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152 self._manager.add_widget(xmlui_screen) |
29 | 153 self.add_widget(self._manager) |
154 | |
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155 def changeWidget(self, widget, screen_name="main"): |
29 | 156 """change main widget""" |
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157 screen = self._manager.get_screen(screen_name) |
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158 screen.clear_widgets() |
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159 screen.add_widget(widget) |
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160 |
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161 def show(self, screen="main"): |
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162 if self._manager.current == screen: |
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163 return |
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164 if screen == "main": |
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165 self._manager.transition = FallOutTransition() |
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166 else: |
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167 self._manager.transition = RiseInTransition() |
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168 self._manager.current = screen |
29 | 169 |
170 def newAction(self, handler, action_data, id_, security_limit, profile): | |
171 """Add a notification for an action""" | |
172 self._head_widget.addNotif(handler, action_data, id_, security_limit, profile) | |
173 | |
174 def addNote(self, title, message, level): | |
175 self._head_widget.addNote(title, message, level) | |
0 | 176 |
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177 def addNotifUI(self, ui): |
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178 self._head_widget.addNotifUI(ui) |
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179 |
0 | 180 |
181 class CagouApp(App): | |
182 """Kivy App for Cagou""" | |
183 | |
184 def build(self): | |
29 | 185 return CagouRootWidget(ProfileManager()) |
0 | 186 |
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187 def expand(self, path, *args, **kwargs): |
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188 """expand path and replace known values |
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189 |
32 | 190 useful in kv. Values which can be used: |
191 - {media}: media dir | |
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192 @param path(unicode): path to expand |
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193 @param *args: additional arguments used in format |
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194 @param **kwargs: additional keyword arguments used in format |
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195 """ |
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196 return os.path.expanduser(path).format(*args, media=self.host.media_dir, **kwargs) |
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197 |
0 | 198 |
199 class Cagou(QuickApp): | |
200 MB_HANDLE = False | |
201 | |
202 def __init__(self): | |
203 super(Cagou, self).__init__(create_bridge=DBusBridgeFrontend, xmlui=xmlui) | |
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204 self._import_kv() |
0 | 205 self.app = CagouApp() |
29 | 206 self.app.host = self |
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207 self.media_dir = self.app.media_dir = self.bridge.getConfig("", "media_dir") |
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208 self.app.default_avatar = os.path.join(self.media_dir, "misc/default_avatar.png") |
14 | 209 self._plg_wids = [] # widget plugins |
210 self._import_plugins() | |
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211 self._visible_widgets = {} # visible widgets by classes |
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212 |
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213 @property |
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214 def visible_widgets(self): |
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215 for w_list in self._visible_widgets.itervalues(): |
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216 for w in w_list: |
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217 yield w |
0 | 218 |
219 def run(self): | |
220 self.app.run() | |
221 | |
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222 def _defaultFactory(self, plugin_info, target, profiles): |
14 | 223 """factory used to create widget instance when PLUGIN_INFO["factory"] is not set""" |
224 main_cls = plugin_info['main'] | |
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225 return self.widgets.getOrCreateWidget(main_cls, target, on_new_widget=None, profiles=iter(self.profiles)) |
14 | 226 |
29 | 227 ## plugins & kv import ## |
228 | |
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229 def _import_kv(self): |
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230 """import all kv files in cagou.kv""" |
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231 path = os.path.dirname(cagou.kv.__file__) |
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232 for kv_path in glob.glob(os.path.join(path, "*.kv")): |
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233 Builder.load_file(kv_path) |
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234 log.debug(u"kv file {} loaded".format(kv_path)) |
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235 |
14 | 236 def _import_plugins(self): |
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237 """import all plugins""" |
14 | 238 self.default_wid = None |
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239 plugins_path = os.path.dirname(cagou.plugins.__file__) |
14 | 240 plug_lst = [os.path.splitext(p)[0] for p in map(os.path.basename, glob.glob(os.path.join(plugins_path, "plugin*.py")))] |
241 imported_names = set() # use to avoid loading 2 times plugin with same import name | |
242 for plug in plug_lst: | |
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243 plugin_path = 'cagou.plugins.' + plug |
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244 mod = import_module(plugin_path) |
14 | 245 try: |
246 plugin_info = mod.PLUGIN_INFO | |
247 except AttributeError: | |
248 plugin_info = {} | |
249 | |
250 # import name is used to differentiate plugins | |
251 if 'import_name' not in plugin_info: | |
252 plugin_info['import_name'] = plug | |
253 if 'import_name' in imported_names: | |
254 log.warning(_(u"there is already a plugin named {}, ignoring new one").format(plugin_info['import_name'])) | |
255 continue | |
256 if plugin_info['import_name'] == C.WID_SELECTOR: | |
257 # if WidgetSelector exists, it will be our default widget | |
258 self.default_wid = plugin_info | |
259 | |
260 # we want everything optional, so we use plugin file name | |
261 # if actual name is not found | |
262 if 'name' not in plugin_info: | |
263 plugin_info['name'] = plug[plug.rfind('_')+1:] | |
264 | |
265 # we need to load the kv file | |
266 if 'kv_file' not in plugin_info: | |
267 plugin_info['kv_file'] = u'{}.kv'.format(plug) | |
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268 kv_path = os.path.join(plugins_path, plugin_info['kv_file']) |
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269 Builder.load_file(kv_path) |
14 | 270 |
271 # what is the main class ? | |
272 main_cls = getattr(mod, plugin_info['main']) | |
273 plugin_info['main'] = main_cls | |
274 | |
275 # factory is used to create the instance | |
276 # if not found, we use a defaut one with getOrCreateWidget | |
277 if 'factory' not in plugin_info: | |
278 plugin_info['factory'] = self._defaultFactory | |
279 | |
25
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280 # icons |
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281 for size in ('small', 'medium'): |
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282 key = u'icon_{}'.format(size) |
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283 try: |
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284 path = plugin_info[key] |
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285 except KeyError: |
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286 path = C.DEFAULT_WIDGET_ICON.format(media=self.media_dir) |
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287 else: |
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288 path = path.format(media=self.media_dir) |
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289 if not os.path.isfile(path): |
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290 path = C.DEFAULT_WIDGET_ICON.format(media=self.media_dir) |
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291 plugin_info[key] = path |
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292 |
14 | 293 self._plg_wids.append(plugin_info) |
294 if not self._plg_wids: | |
295 log.error(_(u"no widget plugin found")) | |
296 return | |
297 | |
298 # we want widgets sorted by names | |
299 self._plg_wids.sort(key=lambda p: p['name'].lower()) | |
300 | |
301 if self.default_wid is None: | |
302 # we have no selector widget, we use the first widget as default | |
303 self.default_wid = self._plg_wids[0] | |
304 | |
305 def getPluggedWidgets(self, except_cls=None): | |
306 """get available widgets plugin infos | |
307 | |
308 @param except_cls(None, class): if not None, | |
309 widgets from this class will be excluded | |
41
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310 @return (iter[dict]): available widgets plugin infos |
14 | 311 """ |
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312 for plugin_data in self._plg_wids: |
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313 if plugin_data['main'] == except_cls: |
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314 continue |
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315 yield plugin_data |
14 | 316 |
41
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317 def getPluginInfo(self, **kwargs): |
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318 """get first plugin info corresponding to filters |
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319 |
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320 @param **kwargs: filter(s) to use, each key present here must also |
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321 exist and be of the same value in requested plugin info |
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322 @return (dict, None): found plugin info or None |
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323 """ |
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324 for plugin_info in self._plg_wids: |
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325 for k, w in kwargs.iteritems(): |
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326 try: |
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327 if plugin_info[k] != w: |
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328 continue |
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329 except KeyError: |
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330 continue |
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331 return plugin_info |
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332 |
29 | 333 ## widgets handling |
9 | 334 |
43
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335 |
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336 def newWidget(self, widget): |
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337 log.debug(u"new widget created: {}".format(widget)) |
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338 if isinstance(widget, quick_chat.QuickChat) and widget.type == C.CHAT_GROUP: |
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339 self.addNote(u"", _(u"room {} has been joined").format(widget.target)) |
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340 |
38
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341 def getParentHandler(self, widget): |
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342 """Return handler holding this widget |
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343 |
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344 @return (WidgetsHandler): handler |
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345 """ |
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346 w_handler = widget.parent |
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347 while w_handler and not(isinstance(w_handler, widgets_handler.WidgetsHandler)): |
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348 w_handler = w_handler.parent |
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349 return w_handler |
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350 |
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351 def switchWidget(self, old, new): |
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352 """Replace old widget by new one |
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353 |
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354 old(CagouWidget): CagouWidget instance or a child |
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355 new(CagouWidget): new widget instance |
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356 """ |
14 | 357 to_change = None |
358 if isinstance(old, CagouWidget): | |
359 to_change = old | |
360 else: | |
361 for w in old.walk_reverse(): | |
362 if isinstance(w, CagouWidget): | |
363 to_change = w | |
364 break | |
365 | |
366 if to_change is None: | |
38
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367 raise exceptions.InternalError(u"no CagouWidget found when trying to switch widget") |
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368 handler = self.getParentHandler(to_change) |
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369 handler.changeWidget(new) |
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370 |
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371 def addVisibleWidget(self, widget): |
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372 """declare a widget visible |
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373 |
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374 for internal use only! |
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375 """ |
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376 assert isinstance(widget, quick_widgets.QuickWidget) |
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377 self._visible_widgets.setdefault(widget.__class__, []).append(widget) |
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378 |
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379 def removeVisibleWidget(self, widget): |
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380 """declare a widget not visible anymore |
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381 |
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382 for internal use only! |
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383 """ |
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384 self._visible_widgets[widget.__class__].remove(widget) |
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385 self.widgets.deleteWidget(widget) |
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386 |
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387 def getVisibleList(self, cls): |
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388 """get list of visible widgets for a given class |
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389 |
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390 @param cls(QuickWidget class): type of widgets to get |
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391 @return (list[QuickWidget class]): visible widgets of this class |
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392 """ |
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393 try: |
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394 return self._visible_widgets[cls] |
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395 except KeyError: |
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396 return [] |
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397 |
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398 def getOrClone(self, widget): |
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399 """Get a QuickWidget if it has not parent set else clone it""" |
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400 if widget.parent is None: |
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401 return widget |
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402 targets = list(widget.targets) |
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403 w = self.widgets.getOrCreateWidget(widget.__class__, targets[0], on_new_widget=None, on_existing_widget=C.WIDGET_RECREATE, profiles=widget.profiles) |
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404 for t in targets[1:]: |
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405 w.addTarget(t) |
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406 return w |
29 | 407 |
408 ## misc ## | |
409 | |
410 def plugging_profiles(self): | |
33
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411 self.app.root.changeWidget(WidgetsHandler()) |
29 | 412 |
413 def setPresenceStatus(self, show='', status=None, profile=C.PROF_KEY_NONE): | |
414 log.info(u"Profile presence status set to {show}/{status}".format(show=show, status=status)) | |
415 | |
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416 def addNote(self, title, message, level=C.XMLUI_DATA_LVL_INFO): |
29 | 417 """add a note (message which disappear) to root widget's header""" |
418 self.app.root.addNote(title, message, level) | |
419 | |
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420 def addNotifUI(self, ui): |
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421 """add a notification with a XMLUI attached |
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422 |
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423 @param ui(xmlui.XMLUIPanel): XMLUI instance to show when notification is selected |
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424 """ |
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425 self.app.root.addNotifUI(ui) |
29 | 426 |
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427 def showUI(self, ui): |
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428 self.app.root.changeWidget(ui, "xmlui") |
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429 self.app.root.show("xmlui") |
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430 |
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431 def closeUI(self): |
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432 self.app.root.show() |