#ifndef QT_SOUNDGAIN_HPP #define QT_SOUNDGAIN_HPP #include namespace Ui { class SoundGain; } class SoundGain : public QDialog { Q_OBJECT public: explicit SoundGain(QWidget *parent = nullptr); ~SoundGain(); private slots: void on_verticalSlider_valueChanged(int value); void on_SoundGain_rejected(); private: Ui::SoundGain *ui; int sound_gain_orig; }; #endif // QT_SOUNDGAIN_HPP