Mercurial > libervia-desktop-kivy
annotate src/cagou/core/cagou_main.py @ 23:f9869f34f629
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| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Mon, 08 Aug 2016 21:05:29 +0200 |
| parents | c58b522607f4 |
| children | d09bd16dbbe2 |
| 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__) | |
| 27 from sat_frontends.quick_frontend.quick_app import QuickApp | |
| 28 from sat_frontends.bridge.DBus import DBusBridgeFrontend | |
| 29 import kivy | |
| 30 kivy.require('1.9.1') | |
| 31 import kivy.support | |
| 32 kivy.support.install_gobject_iteration() | |
| 33 from kivy.app import App | |
| 14 | 34 from kivy.lang import Builder |
| 0 | 35 import xmlui |
| 36 from profile_manager import ProfileManager | |
| 13 | 37 from widgets_handler import WidgetsHandler |
| 9 | 38 from kivy.uix.boxlayout import BoxLayout |
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39 from cagou_widget import CagouWidget |
| 14 | 40 from importlib import import_module |
| 9 | 41 import os.path |
| 14 | 42 import glob |
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43 import cagou.plugins |
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44 import cagou.kv |
| 9 | 45 |
| 46 | |
| 47 class CagouRootWidget(BoxLayout): | |
| 48 | |
| 49 def __init__(self, widgets): | |
| 50 super(CagouRootWidget, self).__init__(orientation=("vertical")) | |
| 51 for wid in widgets: | |
| 52 self.add_widget(wid) | |
| 53 | |
| 54 def change_widgets(self, widgets): | |
| 55 self.clear_widgets() | |
| 56 for wid in widgets: | |
| 57 self.add_widget(wid) | |
| 0 | 58 |
| 59 | |
| 60 class CagouApp(App): | |
| 61 """Kivy App for Cagou""" | |
| 62 | |
| 63 def build(self): | |
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64 return CagouRootWidget([ProfileManager()]) |
| 0 | 65 |
| 66 | |
| 67 class Cagou(QuickApp): | |
| 68 MB_HANDLE = False | |
| 69 | |
| 70 def __init__(self): | |
| 71 super(Cagou, self).__init__(create_bridge=DBusBridgeFrontend, xmlui=xmlui) | |
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72 self._import_kv() |
| 0 | 73 self.app = CagouApp() |
| 9 | 74 media_dir = self.app.media_dir = self.bridge.getConfig("", "media_dir") |
| 75 self.app.default_avatar = os.path.join(media_dir, "misc/default_avatar.png") | |
| 14 | 76 self._plg_wids = [] # widget plugins |
| 77 self._import_plugins() | |
| 0 | 78 |
| 79 def run(self): | |
| 80 self.app.run() | |
| 81 | |
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82 def _defaultFactory(self, plugin_info, target, profiles): |
| 14 | 83 """factory used to create widget instance when PLUGIN_INFO["factory"] is not set""" |
| 84 main_cls = plugin_info['main'] | |
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85 return self.widgets.getOrCreateWidget(main_cls, target, on_new_widget=None, profiles=iter(self.profiles)) |
| 14 | 86 |
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87 def _import_kv(self): |
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88 """import all kv files in cagou.kv""" |
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89 path = os.path.dirname(cagou.kv.__file__) |
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90 for kv_path in glob.glob(os.path.join(path, "*.kv")): |
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91 Builder.load_file(kv_path) |
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92 log.debug(u"kv file {} loaded".format(kv_path)) |
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93 |
| 14 | 94 def _import_plugins(self): |
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95 """import all plugins""" |
| 14 | 96 self.default_wid = None |
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97 plugins_path = os.path.dirname(cagou.plugins.__file__) |
| 14 | 98 plug_lst = [os.path.splitext(p)[0] for p in map(os.path.basename, glob.glob(os.path.join(plugins_path, "plugin*.py")))] |
| 99 imported_names = set() # use to avoid loading 2 times plugin with same import name | |
| 100 for plug in plug_lst: | |
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101 plugin_path = 'cagou.plugins.' + plug |
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102 mod = import_module(plugin_path) |
| 14 | 103 try: |
| 104 plugin_info = mod.PLUGIN_INFO | |
| 105 except AttributeError: | |
| 106 plugin_info = {} | |
| 107 | |
| 108 # import name is used to differentiate plugins | |
| 109 if 'import_name' not in plugin_info: | |
| 110 plugin_info['import_name'] = plug | |
| 111 if 'import_name' in imported_names: | |
| 112 log.warning(_(u"there is already a plugin named {}, ignoring new one").format(plugin_info['import_name'])) | |
| 113 continue | |
| 114 if plugin_info['import_name'] == C.WID_SELECTOR: | |
| 115 # if WidgetSelector exists, it will be our default widget | |
| 116 self.default_wid = plugin_info | |
| 117 | |
| 118 # we want everything optional, so we use plugin file name | |
| 119 # if actual name is not found | |
| 120 if 'name' not in plugin_info: | |
| 121 plugin_info['name'] = plug[plug.rfind('_')+1:] | |
| 122 | |
| 123 # we need to load the kv file | |
| 124 if 'kv_file' not in plugin_info: | |
| 125 plugin_info['kv_file'] = u'{}.kv'.format(plug) | |
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126 kv_path = os.path.join(plugins_path, plugin_info['kv_file']) |
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127 Builder.load_file(kv_path) |
| 14 | 128 |
| 129 # what is the main class ? | |
| 130 main_cls = getattr(mod, plugin_info['main']) | |
| 131 plugin_info['main'] = main_cls | |
| 132 | |
| 133 # factory is used to create the instance | |
| 134 # if not found, we use a defaut one with getOrCreateWidget | |
| 135 if 'factory' not in plugin_info: | |
| 136 plugin_info['factory'] = self._defaultFactory | |
| 137 | |
| 138 self._plg_wids.append(plugin_info) | |
| 139 if not self._plg_wids: | |
| 140 log.error(_(u"no widget plugin found")) | |
| 141 return | |
| 142 | |
| 143 # we want widgets sorted by names | |
| 144 self._plg_wids.sort(key=lambda p: p['name'].lower()) | |
| 145 | |
| 146 if self.default_wid is None: | |
| 147 # we have no selector widget, we use the first widget as default | |
| 148 self.default_wid = self._plg_wids[0] | |
| 149 | |
| 150 def getPluggedWidgets(self, except_cls=None): | |
| 151 """get available widgets plugin infos | |
| 152 | |
| 153 @param except_cls(None, class): if not None, | |
| 154 widgets from this class will be excluded | |
| 155 @return (list[dict]): available widgets plugin infos | |
| 156 """ | |
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157 for plugin_data in self._plg_wids: |
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158 if plugin_data['main'] == except_cls: |
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159 continue |
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160 yield plugin_data |
| 14 | 161 |
| 9 | 162 def plugging_profiles(self): |
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163 self.app.root.change_widgets([WidgetsHandler()]) |
| 9 | 164 |
| 165 def setPresenceStatus(self, show='', status=None, profile=C.PROF_KEY_NONE): | |
| 166 log.info(u"Profile presence status set to {show}/{status}".format(show=show, status=status)) | |
| 167 | |
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core: added switchWidget method, to change a CagouWidget for an other one
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168 def switchWidget(self, old, new): |
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core: added switchWidget method, to change a CagouWidget for an other one
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parents:
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169 """Replace old widget by new one |
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core: added switchWidget method, to change a CagouWidget for an other one
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parents:
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170 |
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171 old(CagouWidget): CagouWidget instance or a child |
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172 new(CagouWidget): new widget instance |
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parents:
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173 """ |
| 14 | 174 to_change = None |
| 175 if isinstance(old, CagouWidget): | |
| 176 to_change = old | |
| 177 else: | |
| 178 for w in old.walk_reverse(): | |
| 179 if isinstance(w, CagouWidget): | |
| 180 to_change = w | |
| 181 break | |
| 182 | |
| 183 if to_change is None: | |
| 184 log.error(u"no CagouWidget found when trying to switch widget") | |
| 185 else: | |
| 186 parent = to_change.parent | |
| 187 idx = parent.children.index(to_change) | |
| 188 parent.remove_widget(to_change) | |
| 189 parent.add_widget(new, index=idx) |