1 files changed, 78 insertions, 0 deletions
diff --git a/sugar/activity/activityfactoryservice.py b/sugar/activity/activityfactoryservice.py
new file mode 100644
index 0000000..8ae985e
--- /dev/null
+++ b/sugar/activity/activityfactoryservice.py
@@ -0,0 +1,78 @@
+# Copyright (C) 2006, Red Hat, Inc.
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2 of the License, or (at your option) any later version.
+#
+# This library 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the
+# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+
+import os
+
+import dbus
+import dbus.service
+
+from sugar.activity.bundle import Bundle
+from sugar import logger
+
+class ActivityFactory(dbus.service.Object):
+    """Dbus service that takes care of creating new instances of an activity"""
+
+    def __init__(self, service_name, activity_class):
+        self._activities = []
+
+        splitted_module = activity_class.rsplit('.', 1)
+        module_name = splitted_module[0]
+        class_name = splitted_module[1]
+
+        module = __import__(module_name)        
+        for comp in module_name.split('.')[1:]:
+            module = getattr(module, comp)
+        if hasattr(module, 'start'):
+            module.start()
+
+        self._module = module
+        self._constructor = getattr(module, class_name)
+    
+        bus = dbus.SessionBus()
+        bus_name = dbus.service.BusName(service_name, bus = bus)
+        object_path = '/' + service_name.replace('.', '/')
+        dbus.service.Object.__init__(self, bus_name, object_path)
+
+    @dbus.service.method("com.redhat.Sugar.ActivityFactory")
+    def create(self):
+        activity = self._constructor()
+
+        self._activities.append(activity)
+        activity.connect('destroy', self._activity_destroy_cb)
+
+        return activity.window.xid
+
+    def _activity_destroy_cb(self, activity):
+        self._activities.remove(activity)
+
+        if hasattr(self._module, 'stop'):
+            self._module.stop()
+
+        if len(self._activities) == 0:
+            gtk.main_quit()
+
+def start(activity_class, bundle_path):
+    """Start the activity factory."""
+    bundle = Bundle(bundle_path)
+
+    logger.start(bundle.get_name())
+
+    os.environ['SUGAR_BUNDLE_PATH'] = bundle_path
+    os.environ['SUGAR_BUNDLE_SERVICE_NAME'] = bundle.get_service_name()
+    os.environ['SUGAR_BUNDLE_DEFAULT_TYPE'] = bundle.get_default_type()
+
+    factory = ActivityFactory(bundle.get_service_name(), activity_class)