- Qt 5.5
- Qt Multimedia
- Spectrum Example
- settingsdialog.h Example File
- Qt 5.5.1 Reference Documentation

# settingsdialog.h Example File

spectrum/app/settingsdialog.h

    /****************************************************************************
    **
    ** Copyright (C) 2015 The Qt Company Ltd.
    ** Contact: http://www.qt.io/licensing/
    **
    ** 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:
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    #ifndef SETTINGSDIALOG_H
    #define SETTINGSDIALOG_H

    #include "spectrum.h"
    #include <QDialog>
    #include <QAudioDeviceInfo>

    class QComboBox;
    class QCheckBox;
    class QSlider;
    class QSpinBox;
    class QGridLayout;

    /**
     * Dialog used to control settings such as the audio input / output device
     * and the windowing function.
     */
    class SettingsDialog : public QDialog
    {
        Q_OBJECT

    public:
        SettingsDialog(const QList<QAudioDeviceInfo> &availableInputDevices,
                       const QList<QAudioDeviceInfo> &availableOutputDevices,
                       QWidget *parent = 0);
        ~SettingsDialog();

        WindowFunction windowFunction() const { return m_windowFunction; }
        const QAudioDeviceInfo &inputDevice() const { return m_inputDevice; }
        const QAudioDeviceInfo &outputDevice() const { return m_outputDevice; }

    private slots:
        void windowFunctionChanged(int index);
        void inputDeviceChanged(int index);
        void outputDeviceChanged(int index);

    private:
        WindowFunction   m_windowFunction;
        QAudioDeviceInfo m_inputDevice;
        QAudioDeviceInfo m_outputDevice;

        QComboBox *m_inputDeviceComboBox;
        QComboBox *m_outputDeviceComboBox;
        QComboBox *m_windowFunctionComboBox;
    };

    #endif // SETTINGSDIALOG_H