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

**

** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

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

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** This file is part of the plugins of the Qt Toolkit.

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** 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

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** $QT_END_LICENSE$

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

#ifndef RANGECONTROLS_H

#define RANGECONTROLS_H

#include <QtGui/qaccessiblewidget.h>

#include <QtGui/qaccessible2.h>

QT_BEGIN_NAMESPACE

#ifndef QT_NO_ACCESSIBILITY

class QAbstractSpinBox;

class QAbstractSlider;

class QScrollBar;

class QSlider;

class QSpinBox;

class QDoubleSpinBox;

class QDial;

#ifndef QT_NO_SPINBOX

class QAccessibleAbstractSpinBox: public QAccessibleWidgetEx, public QAccessibleValueInterface

{

    Q_ACCESSIBLE_OBJECT

public:

    explicit QAccessibleAbstractSpinBox(QWidget *w);

    enum SpinBoxElements {

        SpinBoxSelf        = 0,

        Editor,

        ValueUp,

        ValueDown

    };

    int childCount() const;

    QRect rect(int child) const;

    int navigate(RelationFlag rel, int entry, QAccessibleInterface **target) const;

    QString text(Text t, int child) const;

    Role role(int child) const;

    bool doAction(int action, int child, const QVariantList &params);

    QVariant invokeMethodEx(Method method, int child, const QVariantList &params);

    // QAccessibleValueInterface

    QVariant currentValue();

    void setCurrentValue(const QVariant &value);

    QVariant maximumValue();

    QVariant minimumValue();

protected:

    QAbstractSpinBox *abstractSpinBox() const;

};

class QAccessibleSpinBox : public QAccessibleAbstractSpinBox

{

public:

    explicit QAccessibleSpinBox(QWidget *w);

    State state(int child) const;

    bool doAction(int action, int child, const QVariantList &params);

protected:

    QSpinBox *spinBox() const;

};

class QAccessibleDoubleSpinBox : public QAccessibleWidgetEx

{

public:

    explicit QAccessibleDoubleSpinBox(QWidget *widget);

    enum DoubleSpinBoxElements {

        SpinBoxSelf = 0,

        Editor,

        ValueUp,

        ValueDown

    };

    int childCount() const;

    QRect rect(int child) const;

    int navigate(RelationFlag rel, int entry, QAccessibleInterface **target) const;

    QVariant invokeMethodEx(QAccessible::Method method, int child, const QVariantList &params);

    QString text(Text t, int child) const;

    Role role(int child) const;

    State state(int child) const;

protected:

    QDoubleSpinBox *doubleSpinBox() const;

};

#endif // QT_NO_SPINBOX

class QAccessibleAbstractSlider: public QAccessibleWidgetEx, public QAccessibleValueInterface

{

    Q_ACCESSIBLE_OBJECT

public:

    explicit QAccessibleAbstractSlider(QWidget *w, Role r = Slider);

    QVariant invokeMethodEx(Method method, int child, const QVariantList &params);

    // QAccessibleValueInterface

    QVariant currentValue();

    void setCurrentValue(const QVariant &value);

    QVariant maximumValue();

    QVariant minimumValue();

protected:

    QAbstractSlider *abstractSlider() const;

};

#ifndef QT_NO_SCROLLBAR

class QAccessibleScrollBar : public QAccessibleAbstractSlider

{

public:

    explicit QAccessibleScrollBar(QWidget *w);

    enum ScrollBarElements {

        ScrollBarSelf        = 0,

        LineUp,

        PageUp,

        Position,

        PageDown,

        LineDown

    };

    int childCount() const;

    QRect rect(int child) const;

    QString text(Text t, int child) const;

    Role role(int child) const;

    State state(int child) const;

protected:

    QScrollBar *scrollBar() const;

};

#endif // QT_NO_SCROLLBAR

#ifndef QT_NO_SLIDER

class QAccessibleSlider : public QAccessibleAbstractSlider

{

public:

    explicit QAccessibleSlider(QWidget *w);

    enum SliderElements {

        SliderSelf  = 0,

        PageLeft,

        Position,

        PageRight

    };

    int childCount() const;

    QRect rect(int child) const;

    QString text(Text t, int child) const;

    Role role(int child) const;

    State state(int child) const;

    int defaultAction(int child) const;

    QString actionText(int action, Text t, int child) const;

protected:

    QSlider *slider() const;

};

#endif // QT_NO_SLIDER

#ifndef QT_NO_DIAL

class QAccessibleDial : public QAccessibleWidgetEx

{

public:

    explicit QAccessibleDial(QWidget *w);

    enum DialElements {

        Self  = 0,

        SpeedoMeter,

        SliderHandle

    };

    int childCount() const;

    QRect rect(int child) const;

    QString text(Text textType, int child) const;

    Role role(int child) const;

    State state(int child) const;

    QVariant invokeMethodEx(Method method, int child, const QVariantList &params);

protected:

    QDial *dial() const;

};

#endif // QT_NO_DIAL

#endif // QT_NO_ACCESSIBILITY

QT_END_NAMESPACE

#endif // RANGECONTROLS_H