#!/usr/bin/env python ############################################################################# ## ## Copyright (C) 2011 Riverbank Computing Limited. ## Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). ## All rights reserved. ## ## This file is part of the examples of PyQt. ## ## $QT_BEGIN_LICENSE:BSD$ ## You may use this file under the terms of the BSD license as follows: ## ## "Redistribution and use in source and binary forms, with or without ## modification, are permitted provided that the following conditions are ## met: ## * Redistributions of source code must retain the above copyright ## notice, this list of conditions and the following disclaimer. ## * Redistributions in binary form must reproduce the above copyright ## notice, this list of conditions and the following disclaimer in ## the documentation and/or other materials provided with the ## distribution. ## * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor ## the names of its contributors may be used to endorse or promote ## products derived from this software without specific prior written ## permission. ## ## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ## $QT_END_LICENSE$ ## ############################################################################# # This is only needed for Python v2 but is harmless for Python v3. import sip sip.setapi('QString', 2) import sys from PyQt4 import QtCore, QtDBus class Pong(QtCore.QObject): @QtCore.pyqtSlot(str, result=str) def ping(self, arg): QtCore.QMetaObject.invokeMethod(QtCore.QCoreApplication.instance(), 'quit') return "ping(\"%s\") got called" % arg if __name__ == '__main__': app = QtCore.QCoreApplication(sys.argv) if not QtDBus.QDBusConnection.sessionBus().isConnected(): sys.stderr.write("Cannot connect to the D-Bus session bus.\n" "To start it, run:\n" "\teval `dbus-launch --auto-syntax`\n"); sys.exit(1) if not QtDBus.QDBusConnection.sessionBus().registerService('com.trolltech.QtDBus.PingExample'): sys.stderr.write("%s\n" % QtDBus.QDBusConnection.sessionBus().lastError().message()) sys.exit(1) pong = Pong() QtDBus.QDBusConnection.sessionBus().registerObject('/', pong, QtDBus.QDBusConnection.ExportAllSlots) sys.exit(app.exec_())