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112 lines
3.5 KiB
Python
112 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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from PyQt5.QtWidgets import QApplication, QWidget
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from PyQt5.QtDBus import QDBusAbstractInterface, QDBusConnection
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from ui_controller import Ui_Controller
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class CarInterface(QDBusAbstractInterface):
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def __init__(self, service, path, connection, parent=None):
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super(CarInterface, self).__init__(service, path,
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'org.example.Examples.CarInterface', connection, parent)
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def accelerate(self):
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self.asyncCall('accelerate')
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def decelerate(self):
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self.asyncCall('decelerate')
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def turnLeft(self):
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self.asyncCall('turnLeft')
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def turnRight(self):
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self.asyncCall('turnRight')
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class Controller(QWidget):
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def __init__(self, parent=None):
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super(Controller, self).__init__(parent)
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self.ui = Ui_Controller()
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self.ui.setupUi(self)
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self.car = CarInterface('org.example.CarExample', '/Car',
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QDBusConnection.sessionBus(), self)
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self.startTimer(1000)
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def timerEvent(self, event):
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if self.car.isValid():
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self.ui.label.setText("connected")
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else:
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self.ui.label.setText("disconnected")
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def on_accelerate_clicked(self):
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self.car.accelerate()
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def on_decelerate_clicked(self):
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self.car.decelerate()
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def on_left_clicked(self):
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self.car.turnLeft()
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def on_right_clicked(self):
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self.car.turnRight()
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if __name__ == '__main__':
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import sys
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app = QApplication(sys.argv)
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controller = Controller()
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controller.show()
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sys.exit(app.exec_())
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