sugar-toolkit-gtk3/sugar/presence/Service.py

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import gobject
import dbus
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def __one_dict_differs(dict1, dict2):
for key, value in dict1.items():
if not dict2.has_key(key) or dict2[key] != value:
return True
return False
def __dicts_differ(dict1, dict2):
if __one_dict_differs(dict1, dict2):
return True
if __one_dict_differs(dict2, dict1):
return True
return False
class Service(gobject.GObject):
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_PRESENCE_SERVICE = "org.laptop.Presence"
_SERVICE_DBUS_INTERFACE = "org.laptop.Presence.Service"
__gsignals__ = {
'published-value-changed': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
([gobject.TYPE_PYOBJECT]))
}
def __init__(self, bus, new_obj_cb, del_obj_cb, object_path):
gobject.GObject.__init__(self)
self._object_path = object_path
self._ps_new_object = new_obj_cb
self._ps_del_object = del_obj_cb
sobj = bus.get_object(self._PRESENCE_SERVICE, object_path)
self._service = dbus.Interface(sobj, self._SERVICE_DBUS_INTERFACE)
self._service.connect_to_signal('PropertyChanged', self.__property_changed_cb)
self._service.connect_to_signal('PublishedValueChanged',
self.__published_value_changed_cb)
self._props = self._service.getProperties()
self._pubvals = self._service.getPublishedValues()
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def object_path(self):
return self._object_path
def __property_changed_cb(self, prop_list):
self._props = self._service.getProperties()
def get_published_value(self, key):
return self._pubvals[key]
def get_published_values(self):
self._pubvals = self._service.getPublishedValues()
def set_published_value(self, key, value):
if self._pubvals.has_key(key):
if self._pubvals[key] == value:
return
self._pubvals[key] = value
self._service.setPublishedValue(key, value)
def set_published_values(self, vals):
self._service.setPublishedValues(vals)
self._pubvals = vals
def __published_value_changed_cb(self, keys):
oldvals = self._pubvals
self.get_published_values()
if __dicts_differ(oldvals, self._pubvals):
self.emit('published-value-changed', keys)
def get_name(self):
return self._props['name']
def get_type(self):
return self._props['type']
def get_domain(self):
return self._props['domain']
def get_address(self):
if self._props.has_key('address'):
return self._props['address']
return None
def get_activity_id(self):
if self._props.has_key('activityId'):
return self._props['activityId']
return None
def get_port(self):
if self._props.has_key('port'):
return self._props['port']
return None
def get_source_address(self):
if self._props.has_key('sourceAddress'):
return self._props['sourceAddress']
return None