widget.h 范例文件

audio/widget.h
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#ifndef WIDGET_H #define WIDGET_H #include <QtWidgets/QWidget> #include <QtCharts/QChartGlobal> QT_CHARTS_BEGIN_NAMESPACE class QLineSeries; class QChart; QT_CHARTS_END_NAMESPACE QT_CHARTS_USE_NAMESPACE class XYSeriesIODevice; class QAudioInput; class QAudioDeviceInfo; class Widget : public QWidget { Q_OBJECT public: explicit Widget(const QAudioDeviceInfo &deviceInfo, QWidget *parent = nullptr); ~Widget(); private: XYSeriesIODevice *m_device = nullptr; QChart *m_chart; QLineSeries *m_series ; QAudioInput *m_audioInput = nullptr; }; #endif // WIDGET_H