/****************************************************************************

**

** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the QtGui module of the Qt Toolkit.

**

** $QT_BEGIN_LICENSE:LGPL$

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, this file may be used under the terms of the GNU Lesser

** General Public License version 2.1 as published by the Free Software

** Foundation and appearing in the file LICENSE.LGPL included in the

** packaging of this file.  Please review the following information to

** ensure the GNU Lesser General Public License version 2.1 requirements

** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at qt-info@nokia.com.

**

**

**

**

**

**

**

**

** $QT_END_LICENSE$

**

****************************************************************************/

#ifndef QABSTRACTSPINBOX_P_H

#define QABSTRACTSPINBOX_P_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API.  It exists purely as an

// implementation detail.  This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

//

#include "QtGui/qabstractspinbox.h"

#ifndef QT_NO_SPINBOX

#include "QtGui/qlineedit.h"

#include "QtGui/qstyleoption.h"

#include "QtGui/qvalidator.h"

#include "QtCore/qdatetime.h"

#include "QtCore/qvariant.h"

#include "private/qwidget_p.h"

#include "private/qdatetime_p.h"

QT_BEGIN_NAMESPACE

QVariant operator+(const QVariant &arg1, const QVariant &arg2);

QVariant operator-(const QVariant &arg1, const QVariant &arg2);

QVariant operator*(const QVariant &arg1, double multiplier);

double operator/(const QVariant &arg1, const QVariant &arg2);

enum EmitPolicy {

    EmitIfChanged,

    AlwaysEmit,

    NeverEmit

};

enum Button {

    None = 0x000,

    Keyboard = 0x001,

    Mouse = 0x002,

    Wheel = 0x004,

    ButtonMask = 0x008,

    Up = 0x010,

    Down = 0x020,

    DirectionMask = 0x040

};

class QSpinBoxValidator;

class QAbstractSpinBoxPrivate : public QWidgetPrivate

{

    Q_DECLARE_PUBLIC(QAbstractSpinBox)

public:

    QAbstractSpinBoxPrivate();

    ~QAbstractSpinBoxPrivate();

    void init();

    void reset();

    void updateState(bool up, bool fromKeyboard = false);

    QString stripped(const QString &text, int *pos = 0) const;

    bool specialValue() const;

    virtual QVariant getZeroVariant() const;

    virtual void setRange(const QVariant &min, const QVariant &max);

    void setValue(const QVariant &val, EmitPolicy ep, bool updateEdit = true);

    virtual QVariant bound(const QVariant &val, const QVariant &old = QVariant(), int steps = 0) const;

    virtual void updateEdit();

    virtual void emitSignals(EmitPolicy ep, const QVariant &old);

    virtual void interpret(EmitPolicy ep);

    virtual QString textFromValue(const QVariant &n) const;

    virtual QVariant valueFromText(const QString &input) const;

    void _q_editorTextChanged(const QString &);

    virtual void _q_editorCursorPositionChanged(int oldpos, int newpos);

    virtual QStyle::SubControl newHoverControl(const QPoint &pos);

    bool updateHoverControl(const QPoint &pos);

    virtual void clearCache() const;

    virtual void updateEditFieldGeometry();

    static int variantCompare(const QVariant &arg1, const QVariant &arg2);

    static QVariant variantBound(const QVariant &min, const QVariant &value, const QVariant &max);

    QLineEdit *edit;

    QString prefix, suffix, specialValueText;

    QVariant value, minimum, maximum, singleStep;

    QVariant::Type type;

    int spinClickTimerId, spinClickTimerInterval, spinClickThresholdTimerId, spinClickThresholdTimerInterval;

    int effectiveSpinRepeatRate;

    uint buttonState;

    mutable QString cachedText;

    mutable QVariant cachedValue;

    mutable QValidator::State cachedState;

    mutable QSize cachedSizeHint, cachedMinimumSizeHint;

    uint pendingEmit : 1;

    uint readOnly : 1;

    uint wrapping : 1;

    uint ignoreCursorPositionChanged : 1;

    uint frame : 1;

    uint accelerate : 1;

    uint keyboardTracking : 1;

    uint cleared : 1;

    uint ignoreUpdateEdit : 1;

    QAbstractSpinBox::CorrectionMode correctionMode;

    int acceleration;

    QStyle::SubControl hoverControl;

    QRect hoverRect;

    QAbstractSpinBox::ButtonSymbols buttonSymbols;

    QSpinBoxValidator *validator;

};

class QSpinBoxValidator : public QValidator

{

public:

    QSpinBoxValidator(QAbstractSpinBox *qptr, QAbstractSpinBoxPrivate *dptr);

    QValidator::State validate(QString &input, int &) const;

    void fixup(QString &) const;

private:

    QAbstractSpinBox *qptr;

    QAbstractSpinBoxPrivate *dptr;

};

QT_END_NAMESPACE

#endif // QT_NO_SPINBOX

#endif // QABSTRACTSPINBOX_P_H