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-rw-r--r--examples/radio/radio.cpp160
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diff --git a/examples/radio/radio.cpp b/examples/radio/radio.cpp
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--- a/examples/radio/radio.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:BSD$
-** 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."
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "radio.h"
-
-#include <QtWidgets>
-
-Radio::Radio()
-{
- radio = new QRadioTuner;
- connect(radio, SIGNAL(error(QRadioTuner::Error)), this, SLOT(error(QRadioTuner::Error)));
-
- if(radio->isBandSupported(QRadioTuner::FM))
- radio->setBand(QRadioTuner::FM);
-
- QWidget *window = new QWidget;
- QVBoxLayout* layout = new QVBoxLayout;
- QHBoxLayout* buttonBar = new QHBoxLayout;
- QHBoxLayout* topBar = new QHBoxLayout;
-
- layout->addLayout(topBar);
-
- freq = new QLabel;
- freq->setText(QString("%1 kHz").arg(radio->frequency()/1000));
- topBar->addWidget(freq);
- connect(radio,SIGNAL(frequencyChanged(int)),this,SLOT(freqChanged(int)));
-
- signal = new QLabel;
- if (radio->isAvailable())
- signal->setText(tr("No Signal"));
- else
- signal->setText(tr("No radio found"));
- topBar->addWidget(signal);
- connect(radio,SIGNAL(signalStrengthChanged(int)),this,SLOT(signalChanged(int)));
-
- volumeSlider = new QSlider(Qt::Vertical,this);
- volumeSlider->setRange(0,100);
- volumeSlider->setValue(50);
- connect(volumeSlider,SIGNAL(valueChanged(int)),this,SLOT(updateVolume(int)));
- topBar->addWidget(volumeSlider);
-
- layout->addLayout(buttonBar);
-
- searchLeft = new QPushButton;
- searchLeft->setText(tr("scan Down"));
- connect(searchLeft,SIGNAL(clicked()),SLOT(searchDown()));
- buttonBar->addWidget(searchLeft);
-
- left = new QPushButton;
- left->setText(tr("Freq Down"));
- connect(left,SIGNAL(clicked()),SLOT(freqDown()));
- buttonBar->addWidget(left);
-
- right = new QPushButton;
- connect(right,SIGNAL(clicked()),SLOT(freqUp()));
- right->setText(tr("Freq Up"));
- buttonBar->addWidget(right);
-
- searchRight = new QPushButton;
- searchRight->setText(tr("scan Up"));
- connect(searchRight,SIGNAL(clicked()),SLOT(searchUp()));
- buttonBar->addWidget(searchRight);
-
- window->setLayout(layout);
- setCentralWidget(window);
- window->show();
-
- radio->start();
-}
-
-Radio::~Radio()
-{
-}
-
-void Radio::freqUp()
-{
- int f = radio->frequency();
- f = f + radio->frequencyStep(QRadioTuner::FM);
- radio->setFrequency(f);
-}
-
-void Radio::freqDown()
-{
- int f = radio->frequency();
- f = f - radio->frequencyStep(QRadioTuner::FM);
- radio->setFrequency(f);
-}
-
-void Radio::searchUp()
-{
- radio->searchForward();
-}
-
-void Radio::searchDown()
-{
- radio->searchBackward();
-}
-
-void Radio::freqChanged(int)
-{
- freq->setText(QString("%1 kHz").arg(radio->frequency()/1000));
-}
-
-void Radio::signalChanged(int)
-{
- if(radio->signalStrength() > 25)
- signal->setText(tr("Got Signal"));
- else
- signal->setText(tr("No Signal"));
-}
-
-void Radio::updateVolume(int v)
-{
- radio->setVolume(v);
-}
-
-void Radio::error(QRadioTuner::Error error)
-{
- const QMetaObject* metaObj = radio->metaObject();
- QMetaEnum errorEnum = metaObj->enumerator(metaObj->indexOfEnumerator("Error"));
- qWarning().nospace() << "Warning: Example application received error QRadioTuner::" << errorEnum.valueToKey(error);
-}
-