Update python binding.

bindings/python/eekboard/serializable.py

@@ -0,0 +1,76 @@
+# vim:set et sts=4 sw=4:
+#
+# ibus - The Input Bus
+#
+# Copyright (c) 2007-2010 Peng Huang <shawn.p.huang@gmail.com>
+# Copyright (c) 2007-2010 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 program; if not, write to the
+# Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+# Boston, MA  02111-1307  USA
+
+__all__ = (
+        "Serializable",
+        "serialize_object",
+        "deserialize_object",
+    )
+
+import dbus
+import gobject
+
+__serializable_name_dict = dict()
+
+def serializable_register(classobj):
+    # if not issubclass(classobj, Serializable):
+    #     raise "%s is not a sub-class of Serializable" % str(classobj)
+    __serializable_name_dict[classobj.__NAME__] = classobj
+
+def serialize_object(o):
+    if isinstance(o, Serializable):
+        l = [o.__NAME__]
+        o.serialize(l)
+        return dbus.Struct(l)
+    else:
+        return o
+
+def deserialize_object(v):
+    if isinstance(v, tuple):
+        struct = list(v)
+        type_name = struct.pop(0)
+        type_class = __serializable_name_dict[type_name]
+        o = type_class()
+        o.deserialize (struct)
+        return o
+    return v
+
+class SerializableMeta(gobject.GObjectMeta):
+    def __init__(cls, name, bases, dict_):
+        super(SerializableMeta, cls).__init__(name, bases, dict_)
+        if "__NAME__" in cls.__dict__:
+            serializable_register(cls)
+
+class Serializable(gobject.GObject):
+    __metaclass__ = SerializableMeta
+    __gtype_name__ = "PYEekSerializable"
+    __NAME__ = "EekSerializable"
+    def __init__(self):
+        super(Serializable, self).__init__()
+
+    def serialize(self, struct):
+        pass
+
+    def deserialize(self, struct):
+        pass
+
+__serializable_name_dict["EekSerializable"] = Serializable