70 lines
1.9 KiB
Python
70 lines
1.9 KiB
Python
import sys
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import logging
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import dbus
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import dbus.service
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import gobject
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from sugar.presence.PresenceService import PresenceService
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from sugar.activity import Activity
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def get_path(activity_name):
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"""Returns the activity path"""
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return '/' + activity_name.replace('.', '/')
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def _get_factory(activity_name):
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"""Returns the activity factory"""
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return activity_name + '.Factory'
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class ActivityFactory(dbus.service.Object):
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"""Dbus service that takes care of creating new instances of an activity"""
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def __init__(self, activity_type, activity_class):
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self._activity_type = activity_type
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splitted_module = activity_class.rsplit('.', 1)
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module_name = splitted_module[0]
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class_name = splitted_module[1]
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module = __import__(module_name)
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for comp in module_name.split('.')[1:]:
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module = getattr(module, comp)
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if hasattr(module, 'start'):
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module.start()
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self._class = getattr(module, class_name)
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bus = dbus.SessionBus()
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factory = _get_factory(activity_type)
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bus_name = dbus.service.BusName(factory, bus = bus)
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dbus.service.Object.__init__(self, bus_name, get_path(factory))
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@dbus.service.method("com.redhat.Sugar.ActivityFactory")
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def create(self):
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activity = self._class()
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activity.set_type(self._activity_type)
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return activity.window.xid
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def create(activity_name):
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"""Create a new activity from his name."""
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bus = dbus.SessionBus()
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factory_name = _get_factory(activity_name)
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factory_path = get_path(factory_name)
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proxy_obj = bus.get_object(factory_name, factory_path)
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factory = dbus.Interface(proxy_obj, "com.redhat.Sugar.ActivityFactory")
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xid = factory.create()
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bus = dbus.SessionBus()
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proxy_obj = bus.get_object(Activity.get_service_name(xid),
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Activity.get_object_path(xid))
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activity = dbus.Interface(proxy_obj, Activity.ACTIVITY_INTERFACE)
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return activity
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def register_factory(name, activity_class):
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"""Register the activity factory."""
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factory = ActivityFactory(name, activity_class)
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