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    37 

    38 #ifndef SETTINGSDIALOG_H

    39 #define SETTINGSDIALOG_H

    40 

    41 #include "spectrum.h"

    42 #include <QDialog>

    43 #include <QtMultimedia/QAudioDeviceInfo>

    44 

    45 class QComboBox;

    46 class QCheckBox;

    47 class QSlider;

    48 class QSpinBox;

    49 class QGridLayout;

    50 

    51 /**

    52  * Dialog used to control settings such as the audio input / output device

    53  * and the windowing function.

    54  */

    55 class SettingsDialog : public QDialog {

    56     Q_OBJECT

    57 public:

    58     SettingsDialog(const QList<QAudioDeviceInfo> &availableInputDevices,

    59                    const QList<QAudioDeviceInfo> &availableOutputDevices,

    60                    QWidget *parent = 0);

    61     ~SettingsDialog();

    62 

    63     WindowFunction windowFunction() const           { return m_windowFunction; }

    64     const QAudioDeviceInfo& inputDevice() const     { return m_inputDevice; }

    65     const QAudioDeviceInfo& outputDevice() const    { return m_outputDevice; }

    66 

    67 private slots:

    68     void windowFunctionChanged(int index);

    69     void inputDeviceChanged(int index);

    70     void outputDeviceChanged(int index);

    71 

    72 private:

    73     WindowFunction   m_windowFunction;

    74     QAudioDeviceInfo m_inputDevice;

    75     QAudioDeviceInfo m_outputDevice;

    76 

    77     QComboBox*      m_inputDeviceComboBox;

    78     QComboBox*      m_outputDeviceComboBox;

    79 

    80     QComboBox*      m_windowFunctionComboBox;

    81 

    82 };

    83 

    84 #endif // SETTINGSDIALOG_H