QWidgetDemo/third/qwtdemo/examples/bode/mainwindow.h

#include <qmainwindow.h>

class QwtPlotZoomer;
class QwtPlotPicker;
class QwtPlotPanner;
class Plot;
class QPolygon;

class MainWindow : public QMainWindow
{
    Q_OBJECT

public:
    MainWindow( QWidget *parent = 0 );

private Q_SLOTS:
    void moved( const QPoint & );
    void selected( const QPolygon & );

#ifndef QT_NO_PRINTER
    void print();
#endif

    void exportDocument();
    void enableZoomMode( bool );

private:
    void showInfo( QString text = QString::null );

    Plot *d_plot;

    QwtPlotZoomer *d_zoomer[2];
    QwtPlotPicker *d_picker;
    QwtPlotPanner *d_panner;
};