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diff --git a/examples/sensors/grue/console_app/main.cpp b/examples/sensors/grue/console_app/main.cpp
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--- a/examples/sensors/grue/console_app/main.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2017 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the QtSensors module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:BSD$
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** BSD License Usage
-** Alternatively, 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 The Qt Company Ltd 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."
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include <QtCore>
-#include <qsensor.h>
-
-class Filter : public QSensorFilter
-{
- int lastPercent;
-public:
- Filter()
- : QSensorFilter()
- , lastPercent(0)
- {
- }
-
- bool filter(QSensorReading *reading) override
- {
- int percent = reading->property("chanceOfBeingEaten").value<int>();
- if (percent == 0) {
- qDebug() << "It is light. You are safe from Grues.";
- } else if (lastPercent == 0) {
- qDebug() << "It is dark. You are likely to be eaten by a Grue.";
- }
- if (percent == 100) {
- qDebug() << "You have been eaten by a Grue!";
- QCoreApplication::instance()->quit();
- } else if (percent)
- qDebug() << "Your chance of being eaten by a Grue:" << percent << "percent.";
- lastPercent = percent;
- return false;
- }
-};
-
-int main(int argc, char **argv)
-{
- QCoreApplication app(argc, argv);
-
- QSensor sensor("GrueSensor");
-
- Filter filter;
- sensor.addFilter(&filter);
- sensor.start();
-
- if (!sensor.isActive()) {
- qWarning("The Grue sensor didn't start. You're on your own!");
- return 1;
- }
-
- return app.exec();
-}
-