aboutsummaryrefslogtreecommitdiffstats
path: root/mvc/widgets/osx/helpers.py
diff options
context:
space:
mode:
authorJesús Eduardo <heckyel@hyperbola.info>2017-09-11 17:47:17 -0500
committerJesús Eduardo <heckyel@hyperbola.info>2017-09-11 17:47:17 -0500
commit14738704ede6dfa6ac79f362a9c1f7f40f470cdc (patch)
tree31c83bdd188ae7b64d7169974d6f066ccfe95367 /mvc/widgets/osx/helpers.py
parenteb1896583afbbb622cadcde1a24e17173f61904f (diff)
downloadlibrevideoconverter-14738704ede6dfa6ac79f362a9c1f7f40f470cdc.tar.lz
librevideoconverter-14738704ede6dfa6ac79f362a9c1f7f40f470cdc.tar.xz
librevideoconverter-14738704ede6dfa6ac79f362a9c1f7f40f470cdc.zip
rename mvc at lvc
Diffstat (limited to 'mvc/widgets/osx/helpers.py')
-rw-r--r--mvc/widgets/osx/helpers.py95
1 files changed, 0 insertions, 95 deletions
diff --git a/mvc/widgets/osx/helpers.py b/mvc/widgets/osx/helpers.py
deleted file mode 100644
index e4aa23a..0000000
--- a/mvc/widgets/osx/helpers.py
+++ /dev/null
@@ -1,95 +0,0 @@
-# @Base: Miro - an RSS based video player application
-# Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011
-# Participatory Culture Foundation
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-#
-# In addition, as a special exception, the copyright holders give
-# permission to link the code of portions of this program with the OpenSSL
-# library.
-#
-# You must obey the GNU General Public License in all respects for all of
-# the code used other than OpenSSL. If you modify file(s) with this
-# exception, you may extend this exception to your version of the file(s),
-# but you are not obligated to do so. If you do not wish to do so, delete
-# this exception statement from your version. If you delete this exception
-# statement from all source files in the program, then also delete it here.
-
-"""helper classes."""
-
-import logging
-import traceback
-
-from Foundation import *
-from objc import nil
-
-class NotificationForwarder(NSObject):
- """Forward notifications from a Cocoa object to a python class.
- """
-
- def initWithNSObject_center_(self, nsobject, center):
- """Initialize the NotificationForwarder nsobject is the NSObject to
- forward notifications for. It can be nil in which case notifications
- from all objects will be forwarded.
-
- center is the NSNotificationCenter to get notifications from. It can
- be None, in which cas the default notification center is used.
- """
- self.nsobject = nsobject
- self.callback_map = {}
- if center is None:
- self.center = NSNotificationCenter.defaultCenter()
- else:
- self.center = center
- return self
-
- @classmethod
- def create(cls, object, center=None):
- """Helper method to call aloc() then initWithNSObject_center_()."""
- return cls.alloc().initWithNSObject_center_(object, center)
-
- def connect(self, callback, name):
- """Register to listen for notifications.
- Only one callback for each notification name can be connected.
- """
-
- if name in self.callback_map:
- raise ValueError("%s already connected" % name)
-
- self.callback_map[name] = callback
- self.center.addObserver_selector_name_object_(self, 'observe:', name,
- self.nsobject)
-
- def disconnect(self, name=None):
- if name is not None:
- self.center.removeObserver_name_object_(self, name, self.nsobject)
- self.callback_map.pop(name)
- else:
- self.center.removeObserver_(self)
- self.callback_map.clear()
-
- def observe_(self, notification):
- name = notification.name()
- callback = self.callback_map[name]
- if callback is None:
- logging.warn("Callback for %s is dead", name)
- self.center.removeObverser_name_object_(self, name, self.nsobject)
- return
- try:
- callback(notification)
- except:
- logging.warn("Callback for %s raised exception:%s\n",
- name.encode('utf-8'),
- traceback.format_exc())