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99 lines
3.5 KiB
Python
99 lines
3.5 KiB
Python
#!/usr/bin/env python
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#############################################################################
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##
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## Copyright (C) 2013 Riverbank Computing Limited.
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## Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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## All rights reserved.
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##
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## This file is part of the examples of PyQt.
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##
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## $QT_BEGIN_LICENSE:BSD$
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## You may use this file under the terms of the BSD license as follows:
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##
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## "Redistribution and use in source and binary forms, with or without
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## modification, are permitted provided that the following conditions are
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## met:
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## * Redistributions of source code must retain the above copyright
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## notice, this list of conditions and the following disclaimer.
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## * Redistributions in binary form must reproduce the above copyright
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## notice, this list of conditions and the following disclaimer in
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## the documentation and/or other materials provided with the
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## distribution.
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## * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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## the names of its contributors may be used to endorse or promote
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## products derived from this software without specific prior written
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## permission.
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##
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## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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## $QT_END_LICENSE$
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##
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#############################################################################
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import sys
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from PyQt5.QtCore import QCoreApplication
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from PyQt5.QtDBus import QDBusConnection, QDBusInterface
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def method1():
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sys.stdout.write("Method 1:\n")
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reply = QDBusConnection.sessionBus().interface().registeredServiceNames()
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if not reply.isValid():
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sys.stdout.write("Error: %s\n" % reply.error().message())
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sys.exit(1)
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# Mimic the output from the C++ version.
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for name in reply.value():
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sys.stdout.write('"%s"\n' % name)
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def method2():
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sys.stdout.write("Method 2:\n")
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bus = QDBusConnection.sessionBus()
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dbus_iface = QDBusInterface('org.freedesktop.DBus',
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'/org/freedesktop/DBus', 'org.freedesktop.DBus', bus)
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names = dbus_iface.call('ListNames').arguments()[0]
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# Mimic the output from the C++ version.
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sys.stdout.write('QVariant(QStringList, ("%s") )\n' % '", "'.join(names))
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def method3():
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sys.stdout.write("Method 3:\n")
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names = QDBusConnection.sessionBus().interface().registeredServiceNames().value()
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# Mimic the output from the C++ version.
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sys.stdout.write('("%s")\n' % '", "'.join(names))
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if __name__ == '__main__':
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app = QCoreApplication(sys.argv)
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if not QDBusConnection.sessionBus().isConnected():
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sys.stderr.write("Cannot connect to the D-Bus session bus.\n"
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"To start it, run:\n"
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"\teval `dbus-launch --auto-syntax`\n");
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sys.exit(1)
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method1()
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method2()
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method3()
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sys.exit()
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