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diff --git a/examples/spectrum/app/tonegeneratordialog.cpp b/examples/spectrum/app/tonegeneratordialog.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2011 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 "tonegeneratordialog.h"
-#include <QComboBox>
-#include <QDialogButtonBox>
-#include <QLabel>
-#include <QPushButton>
-#include <QVBoxLayout>
-#include <QCheckBox>
-#include <QSlider>
-#include <QSpinBox>
-
-const int ToneGeneratorFreqMin = 1;
-const int ToneGeneratorFreqMax = 1000;
-const int ToneGeneratorFreqDefault = 440;
-const int ToneGeneratorAmplitudeDefault = 75;
-
-ToneGeneratorDialog::ToneGeneratorDialog(QWidget *parent)
- : QDialog(parent)
- , m_toneGeneratorSweepCheckBox(new QCheckBox(tr("Frequency sweep"), this))
- , m_frequencySweepEnabled(true)
- , m_toneGeneratorControl(new QWidget(this))
- , m_toneGeneratorFrequencyControl(new QWidget(this))
- , m_frequencySlider(new QSlider(Qt::Horizontal, this))
- , m_frequencySpinBox(new QSpinBox(this))
- , m_frequency(ToneGeneratorFreqDefault)
- , m_amplitudeSlider(new QSlider(Qt::Horizontal, this))
-{
- QVBoxLayout *dialogLayout = new QVBoxLayout(this);
-
- m_toneGeneratorSweepCheckBox->setChecked(true);
-
- // Configure tone generator controls
- m_frequencySlider->setRange(ToneGeneratorFreqMin, ToneGeneratorFreqMax);
- m_frequencySlider->setValue(ToneGeneratorFreqDefault);
- m_frequencySpinBox->setRange(ToneGeneratorFreqMin, ToneGeneratorFreqMax);
- m_frequencySpinBox->setValue(ToneGeneratorFreqDefault);
- m_amplitudeSlider->setRange(0, 100);
- m_amplitudeSlider->setValue(ToneGeneratorAmplitudeDefault);
-
- // Add widgets to layout
-
- QScopedPointer<QGridLayout> frequencyControlLayout(new QGridLayout);
- QLabel *frequencyLabel = new QLabel(tr("Frequency (Hz)"), this);
- frequencyControlLayout->addWidget(frequencyLabel, 0, 0, 2, 1);
- frequencyControlLayout->addWidget(m_frequencySlider, 0, 1);
- frequencyControlLayout->addWidget(m_frequencySpinBox, 1, 1);
- m_toneGeneratorFrequencyControl->setLayout(frequencyControlLayout.data());
- frequencyControlLayout.take(); // ownership transferred to m_toneGeneratorFrequencyControl
- m_toneGeneratorFrequencyControl->setEnabled(false);
-
- QScopedPointer<QGridLayout> toneGeneratorLayout(new QGridLayout);
- QLabel *amplitudeLabel = new QLabel(tr("Amplitude"), this);
- toneGeneratorLayout->addWidget(m_toneGeneratorSweepCheckBox, 0, 1);
- toneGeneratorLayout->addWidget(m_toneGeneratorFrequencyControl, 1, 0, 1, 2);
- toneGeneratorLayout->addWidget(amplitudeLabel, 2, 0);
- toneGeneratorLayout->addWidget(m_amplitudeSlider, 2, 1);
- m_toneGeneratorControl->setLayout(toneGeneratorLayout.data());
- m_toneGeneratorControl->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
- dialogLayout->addWidget(m_toneGeneratorControl);
- toneGeneratorLayout.take(); // ownership transferred
-
- // Connect
- CHECKED_CONNECT(m_toneGeneratorSweepCheckBox, SIGNAL(toggled(bool)),
- this, SLOT(frequencySweepEnabled(bool)));
- CHECKED_CONNECT(m_frequencySlider, SIGNAL(valueChanged(int)),
- m_frequencySpinBox, SLOT(setValue(int)));
- CHECKED_CONNECT(m_frequencySpinBox, SIGNAL(valueChanged(int)),
- m_frequencySlider, SLOT(setValue(int)));
-
- // Add standard buttons to layout
- QDialogButtonBox *buttonBox = new QDialogButtonBox(this);
- buttonBox->setStandardButtons(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
- dialogLayout->addWidget(buttonBox);
-
- // Connect standard buttons
- CHECKED_CONNECT(buttonBox->button(QDialogButtonBox::Ok), SIGNAL(clicked()),
- this, SLOT(accept()));
- CHECKED_CONNECT(buttonBox->button(QDialogButtonBox::Cancel), SIGNAL(clicked()),
- this, SLOT(reject()));
-
- setLayout(dialogLayout);
-}
-
-ToneGeneratorDialog::~ToneGeneratorDialog()
-{
-
-}
-
-bool ToneGeneratorDialog::isFrequencySweepEnabled() const
-{
- return m_toneGeneratorSweepCheckBox->isChecked();
-}
-
-qreal ToneGeneratorDialog::frequency() const
-{
- return qreal(m_frequencySlider->value());
-}
-
-qreal ToneGeneratorDialog::amplitude() const
-{
- return qreal(m_amplitudeSlider->value()) / 100.0;
-}
-
-void ToneGeneratorDialog::frequencySweepEnabled(bool enabled)
-{
- m_frequencySweepEnabled = enabled;
- m_toneGeneratorFrequencyControl->setEnabled(!enabled);
-}