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** This file is part of the QtWidgets module of the Qt Toolkit.
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#ifndef QSPINBOX_H
#define QSPINBOX_H

#include <QtWidgets/qabstractspinbox.h>

QT_BEGIN_NAMESPACE


#ifndef QT_NO_SPINBOX

class QSpinBoxPrivate;
class Q_WIDGETS_EXPORT QSpinBox : public QAbstractSpinBox
{
    Q_OBJECT

    Q_PROPERTY(QString suffix READ suffix WRITE setSuffix)
    Q_PROPERTY(QString prefix READ prefix WRITE setPrefix)
    Q_PROPERTY(QString cleanText READ cleanText)
    Q_PROPERTY(int minimum READ minimum WRITE setMinimum)
    Q_PROPERTY(int maximum READ maximum WRITE setMaximum)
    Q_PROPERTY(int singleStep READ singleStep WRITE setSingleStep)
    Q_PROPERTY(int value READ value WRITE setValue NOTIFY valueChanged USER true)
    Q_PROPERTY(int displayIntegerBase READ displayIntegerBase WRITE setDisplayIntegerBase)

public:
    explicit QSpinBox(QWidget *parent = Q_NULLPTR);
    ~QSpinBox();

    int value() const;

    QString prefix() const;
    void setPrefix(const QString &prefix);

    QString suffix() const;
    void setSuffix(const QString &suffix);

    QString cleanText() const;

    int singleStep() const;
    void setSingleStep(int val);

    int minimum() const;
    void setMinimum(int min);

    int maximum() const;
    void setMaximum(int max);

    void setRange(int min, int max);

    int displayIntegerBase() const;
    void setDisplayIntegerBase(int base);

protected:
    bool event(QEvent *event);
    virtual QValidator::State validate(QString &input, int &pos) const;
    virtual int valueFromText(const QString &text) const;
    virtual QString textFromValue(int val) const;
    virtual void fixup(QString &str) const;


public Q_SLOTS:
    void setValue(int val);

Q_SIGNALS:
    void valueChanged(int);
    void valueChanged(const QString &);

private:
    Q_DISABLE_COPY(QSpinBox)
    Q_DECLARE_PRIVATE(QSpinBox)
};

class QDoubleSpinBoxPrivate;
class Q_WIDGETS_EXPORT QDoubleSpinBox : public QAbstractSpinBox
{
    Q_OBJECT

    Q_PROPERTY(QString prefix READ prefix WRITE setPrefix)
    Q_PROPERTY(QString suffix READ suffix WRITE setSuffix)
    Q_PROPERTY(QString cleanText READ cleanText)
    Q_PROPERTY(int decimals READ decimals WRITE setDecimals)
    Q_PROPERTY(double minimum READ minimum WRITE setMinimum)
    Q_PROPERTY(double maximum READ maximum WRITE setMaximum)
    Q_PROPERTY(double singleStep READ singleStep WRITE setSingleStep)
    Q_PROPERTY(double value READ value WRITE setValue NOTIFY valueChanged USER true)
public:
    explicit QDoubleSpinBox(QWidget *parent = Q_NULLPTR);
    ~QDoubleSpinBox();

    double value() const;

    QString prefix() const;
    void setPrefix(const QString &prefix);

    QString suffix() const;
    void setSuffix(const QString &suffix);

    QString cleanText() const;

    double singleStep() const;
    void setSingleStep(double val);

    double minimum() const;
    void setMinimum(double min);

    double maximum() const;
    void setMaximum(double max);

    void setRange(double min, double max);

    int decimals() const;
    void setDecimals(int prec);

    virtual QValidator::State validate(QString &input, int &pos) const;
    virtual double valueFromText(const QString &text) const;
    virtual QString textFromValue(double val) const;
    virtual void fixup(QString &str) const;

public Q_SLOTS:
    void setValue(double val);

Q_SIGNALS:
    void valueChanged(double);
    void valueChanged(const QString &);

private:
    Q_DISABLE_COPY(QDoubleSpinBox)
    Q_DECLARE_PRIVATE(QDoubleSpinBox)
};

#endif // QT_NO_SPINBOX

QT_END_NAMESPACE

#endif // QSPINBOX_H
