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84 lines
3.0 KiB
Python
84 lines
3.0 KiB
Python
# Copyright (C) 2006-2007 Red Hat, Inc.
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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"""
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UNSTABLE. It should really be internal to the Activity class.
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"""
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import logging
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import dbus
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import dbus.service
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_ACTIVITY_SERVICE_NAME = 'org.laptop.Activity'
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_ACTIVITY_SERVICE_PATH = '/org/laptop/Activity'
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_ACTIVITY_INTERFACE = 'org.laptop.Activity'
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class ActivityService(dbus.service.Object):
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"""Base dbus service object that each Activity uses to export dbus methods.
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The dbus service is separate from the actual Activity object so that we can
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tightly control what stuff passes through the dbus python bindings."""
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def __init__(self, activity):
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"""Initialise the service for the given activity
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activity -- sugar3.activity.activity.Activity instance
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Creates dbus services that use the instance's activity_id
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as discriminants among all active services
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of this type. That is, the services are all available
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as names/paths derived from the instance's activity_id.
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The various methods exposed on dbus are just forwarded
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to the client Activity object's equally-named methods.
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"""
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activity.realize()
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activity_id = activity.get_id()
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service_name = _ACTIVITY_SERVICE_NAME + activity_id
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object_path = _ACTIVITY_SERVICE_PATH + '/' + activity_id
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bus = dbus.SessionBus()
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bus_name = dbus.service.BusName(service_name, bus=bus)
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dbus.service.Object.__init__(self, bus_name, object_path)
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self._activity = activity
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@dbus.service.method(_ACTIVITY_INTERFACE)
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def SetActive(self, active):
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logging.debug('ActivityService.set_active: %s.', active)
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self._activity.props.active = active
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@dbus.service.method(_ACTIVITY_INTERFACE)
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def InviteContact(self, account_path, contact_id):
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self._activity.invite(account_path, contact_id)
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@dbus.service.method(_ACTIVITY_INTERFACE)
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def HandleViewSource(self):
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self._activity.handle_view_source()
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@dbus.service.method(_ACTIVITY_INTERFACE,
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async_callbacks=('async_cb', 'async_err_cb'))
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def GetDocumentPath(self, async_cb, async_err_cb):
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try:
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self._activity.get_document_path(async_cb, async_err_cb)
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except Exception as e:
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async_err_cb(e)
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