3 # This file is part of Jamaendo.
4 # Copyright (c) 2010 Kristoffer Gronlund
6 # Jamaendo is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
11 # Jamaendo is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with Jamaendo. If not, see <http://www.gnu.org/licenses/>.
19 # Player code heavily based on http://thpinfo.com/2008/panucci/:
20 # A resuming media player for Podcasts and Audiobooks
21 # Copyright (c) 2008-05-26 Thomas Perl <thpinfo.com>
22 # (based on http://pygstdocs.berlios.de/pygst-tutorial/seeking.html)
28 log = logging.getLogger(__name__)
30 class PostOffice(object):
33 self.tags = {} # tag -> [callback]
35 def notify(self, tag, *data):
36 clients = self.tags.get(tag)
38 #log.debug("(%s %s) -> [%s]",
40 # " ".join(str(x) for x in data),
41 # " ".join(repr(x) for x,_ in clients))
42 for ref, client in clients:
45 def connect(self, tag, ref, callback):
46 if tag not in self.tags:
48 clients = self.tags[tag]
49 if callback not in clients:
50 clients.append((ref, callback))
52 def disconnect(self, tag, ref):
53 if tag not in self.tags:
55 self.tags[tag] = [(_ref, cb) for _ref, cb in self.tags[tag] if _ref != ref]
57 postoffice = PostOffice()