1 files changed, 89 insertions, 0 deletions
diff --git a/shell/src/jarabe/view/service.py b/shell/src/jarabe/view/service.py
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+++ b/shell/src/jarabe/view/service.py
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+# Copyright (C) 2006-2007 Red Hat, Inc.
+# Copyright (C) 2010 Collabora Ltd. <http://www.collabora.co.uk/>
+#
+# 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
+
+"""D-bus service providing access to the shell's functionality"""
+
+import dbus
+import gtk
+
+from jarabe.model import shell
+from jarabe.model import bundleregistry
+
+_DBUS_SERVICE = "org.laptop.Shell"
+_DBUS_SHELL_IFACE = "org.laptop.Shell"
+_DBUS_PATH = "/org/laptop/Shell"
+
+class UIService(dbus.service.Object):
+    """Provides d-bus service to script the shell's operations
+
+    Uses a shell_model object to observe events such as changes to:
+
+        * nickname
+        * colour
+        * icon
+        * currently active activity
+
+    and pass the event off to the methods in the dbus signature.
+
+    Key method here at the moment is add_bundle, which is used to
+    do a run-time registration of a bundle using it's application path.
+
+    XXX At the moment the d-bus service methods do not appear to do
+    anything other than add_bundle
+    """
+
+    def __init__(self):
+        bus = dbus.SessionBus()
+        bus_name = dbus.service.BusName(_DBUS_SERVICE, bus=bus)
+        dbus.service.Object.__init__(self, bus_name, _DBUS_PATH)
+
+        self._shell_model = shell.get_model()
+
+    @dbus.service.method(_DBUS_SHELL_IFACE,
+                         in_signature="s", out_signature="s")
+    def GetBundlePath(self, bundle_id):
+        bundle = bundleregistry.get_registry().get_bundle(bundle_id)
+        if bundle:
+            return bundle.get_path()
+        else:
+            return ''
+
+    @dbus.service.method(_DBUS_SHELL_IFACE,
+                         in_signature="s", out_signature="b")
+    def ActivateActivity(self, activity_id):
+        """Switch to the window related to this activity_id and return a boolean
+        indicating if there is a real (ie. not a launcher window) activity
+        already open.
+        """
+        activity = self._shell_model.get_activity_by_id(activity_id)
+
+        if activity is not None and activity.get_window() is not None:
+            activity.get_window().activate(gtk.get_current_event_time())
+            return self._shell_model.get_launcher(activity_id) is None
+
+        return False
+
+    @dbus.service.method(_DBUS_SHELL_IFACE,
+                         in_signature="ss", out_signature="")
+    def NotifyLaunch(self, bundle_id, activity_id):
+        shell.get_model().notify_launch(activity_id, bundle_id)
+
+    @dbus.service.method(_DBUS_SHELL_IFACE,
+                         in_signature="s", out_signature="")
+    def NotifyLaunchFailure(self, activity_id):
+        shell.get_model().notify_launch_failed(activity_id)
+