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Diffstat (limited to 'examples/multimedia/spectrum/app/tonegeneratordialog.cpp')
| -rw-r--r-- | examples/multimedia/spectrum/app/tonegeneratordialog.cpp | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/examples/multimedia/spectrum/app/tonegeneratordialog.cpp b/examples/multimedia/spectrum/app/tonegeneratordialog.cpp deleted file mode 100644 index 76fe5d2e3..000000000 --- a/examples/multimedia/spectrum/app/tonegeneratordialog.cpp +++ /dev/null @@ -1,154 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples 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 "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 - 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); - m_toneGeneratorFrequencyControl->setEnabled(false); - - 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); - m_toneGeneratorControl->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed); - dialogLayout->addWidget(m_toneGeneratorControl); - - // Connect - connect(m_toneGeneratorSweepCheckBox, &QCheckBox::toggled, - this, &ToneGeneratorDialog::frequencySweepEnabled); - connect(m_frequencySlider, &QSlider::valueChanged, - m_frequencySpinBox, &QSpinBox::setValue); - connect(m_frequencySpinBox, QOverload<int>::of(&QSpinBox::valueChanged), - m_frequencySlider, &QSlider::setValue); - - // Add standard buttons to layout - QDialogButtonBox *buttonBox = new QDialogButtonBox(this); - buttonBox->setStandardButtons(QDialogButtonBox::Ok | QDialogButtonBox::Cancel); - dialogLayout->addWidget(buttonBox); - - // Connect standard buttons - connect(buttonBox->button(QDialogButtonBox::Ok), &QPushButton::clicked, - this, &ToneGeneratorDialog::accept); - connect(buttonBox->button(QDialogButtonBox::Cancel), &QPushButton::clicked, - this, &ToneGeneratorDialog::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); -} |