application_dbus_interface.py
Go to the documentation of this file.
00001 # Copyright (c) 2011, Dirk Thomas, Dorian Scholz, TU Darmstadt
00002 # All rights reserved.
00003 #
00004 # Redistribution and use in source and binary forms, with or without
00005 # modification, are permitted provided that the following conditions
00006 # are met:
00007 #
00008 #   * Redistributions of source code must retain the above copyright
00009 #     notice, this list of conditions and the following disclaimer.
00010 #   * Redistributions in binary form must reproduce the above
00011 #     copyright notice, this list of conditions and the following
00012 #     disclaimer in the documentation and/or other materials provided
00013 #     with the distribution.
00014 #   * Neither the name of the TU Darmstadt nor the names of its
00015 #     contributors may be used to endorse or promote products derived
00016 #     from this software without specific prior written permission.
00017 #
00018 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00019 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00020 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
00021 # FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
00022 # COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
00023 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
00024 # BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
00025 # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00026 # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00027 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
00028 # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
00029 # POSSIBILITY OF SUCH DAMAGE.
00030 
00031 import os
00032 
00033 from dbus.service import BusName, Object
00034 import dbus
00035 
00036 
00037 class ApplicationDBusInterface(Object):
00038 
00039     """
00040     Application DBus service available on the named bus name.
00041     The PID of the application instance is used to identify the unique bus name where further services are provided
00042     i.e. `PerspectiveManagerDBusInterface`, `PluginManagerDBusInterface`.
00043     """
00044 
00045     def __init__(self, named_bus_name):
00046         bus_name = BusName(named_bus_name, dbus.SessionBus())
00047         super(ApplicationDBusInterface, self).__init__(bus_name, '/Application')
00048 
00049     @dbus.service.method('org.ros.qt_gui.Application', in_signature='', out_signature='i')
00050     def get_pid(self):
00051         return os.getpid()


qt_gui
Author(s): Dirk Thomas
autogenerated on Thu Jun 6 2019 18:07:34