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# Copyright (C) 2008 Jimmy Do <jimmydo@users.sourceforge.net>
#
# 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
import gobject
import pynotify
class Notifier(object):
_NOTIFICATION_REDISPLAY_INTERVAL_SECONDS = 60
def __init__(self, app_name, icon, attach):
self._icon = icon
self._attach = attach
self._notify = None
self._handler_id = None
self._timeout_id = None
if not pynotify.is_initted():
pynotify.init(app_name)
def begin(self, summary, body, get_reminder_message_func):
# NOTE: This callback wrapper is to workaround an API-breaking change present in
# the version of libmatenotify used by Fedora 10. The API break adds an additional
# 'reason' parameter to the callback signature. This was fixed before
# the latest official release of libmatenotify, but it looks like Fedora 10
# is using an unofficial libmatenotify build that still contains the API-breaking change.
def closed_callback_wrapper(notification, reason_UNUSED=None):
self._on_notification_closed(notification, get_reminder_message_func)
self.end()
self._notify = pynotify.Notification(summary, body, self._icon)
self._handler_id = self._notify.connect('closed', closed_callback_wrapper)
self._notify.show()
def end(self):
if self._notify is not None:
if self._timeout_id is not None:
gobject.source_remove(self._timeout_id)
self._timeout_id = None
self._notify.disconnect(self._handler_id)
self._handler_id = None
try:
self._notify.close()
except gobject.GError:
# Throws a GError exception if the notification bubble has already been closed.
# Ignore the exception.
pass
self._notify = None
def _on_notification_closed(self, notification, get_reminder_message_func):
self._timeout_id = gobject.timeout_add(Notifier._NOTIFICATION_REDISPLAY_INTERVAL_SECONDS * 1000,
self._on_notification_redisplay_timeout,
get_reminder_message_func)
def _on_notification_redisplay_timeout(self, get_reminder_message_func):
message = get_reminder_message_func()
self._notify.props.body = message
self._notify.show()
self._timeout_id = None
return False
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