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window.h Example File
widgets/sliders/window.h

    #ifndef SLIDERS_H
    #define SLIDERS_H

    #include <QBoxLayout>
    #include <QGroupBox>
    #include <QWidget>

    class QComboBox;
    class QDial;
    class QScrollBar;
    class QSlider;
    class QSpinBox;
    class QStackedWidget;

    class SlidersGroup : public QGroupBox
    {
        Q_OBJECT

    public:
        SlidersGroup(Qt::Orientation orientation, const QString &title,
                     QWidget *parent);

    signals:
        void valueChanged(int);

    public slots:
        void setValue(int);
        void setMinimum(int);
        void setMaximum(int);
        void invertAppearance(bool);
        void invertControls(bool);

    private:
        QDial *dial;
        QScrollBar *scrollBar;
        QSlider *slider;

    };

    class Window : public QWidget
    {
        Q_OBJECT

    public:
        Window();

    signals:
        void valueChanged(int);
        void minimumChanged(int);
        void maximumChanged(int);
        void appearanceInverted(bool);
        void controlsInverted(bool);

    public slots:
        void setValue(int);

    private:
        void createControls(const QString &title);

        QGroupBox *controlsGroup;
        SlidersGroup *horizontalSliders;
        SlidersGroup *verticalSliders;
        QStackedWidget *pages;

        QComboBox *orientationCombo;
        QSpinBox *minimumSpinBox;
        QSpinBox *maximumSpinBox;
        QSpinBox *valueSpinBox;
    };

    #endif


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Qt 4.0.0-b1