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# encoding: utf-8
"""
Utilities using Growl on OS X for notifications.
"""
#-----------------------------------------------------------------------------
# Copyright (C) 2008-2011 The IPython Development Team
#
# Distributed under the terms of the BSD License. The full license is in
# the file COPYING, distributed as part of this software.
#-----------------------------------------------------------------------------
#-----------------------------------------------------------------------------
# Imports
#-----------------------------------------------------------------------------
#-----------------------------------------------------------------------------
# Code
#-----------------------------------------------------------------------------
class IPythonGrowlError(Exception):
pass
class Notifier(object):
def __init__(self, app_name):
try:
import Growl
except ImportError:
self.g_notifier = None
else:
self.g_notifier = Growl.GrowlNotifier(app_name, ['kernel', 'core'])
self.g_notifier.register()
def _notify(self, title, msg):
if self.g_notifier is not None:
self.g_notifier.notify('core', title, msg)
def notify(self, title, msg):
self._notify(title, msg)
def notify_deferred(self, r, msg):
title = "Deferred Result"
msg = msg + '\n' + repr(r)
self._notify(title, msg)
return r
_notifier = None
def notify(title, msg):
pass
def notify_deferred(r, msg):
return r
def start(app_name):
global _notifier, notify, notify_deferred
if _notifier is not None:
raise IPythonGrowlError("this process is already registered with Growl")
else:
_notifier = Notifier(app_name)
notify = _notifier.notify
notify_deferred = _notifier.notify_deferred
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