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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef RANGECONTROLS_H
#define RANGECONTROLS_H

#include <QtWidgets/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 QAccessibleWidget, public QAccessibleValueInterface // TODO, public QAccessibleActionInterface
{
public:
    explicit QAccessibleAbstractSpinBox(QWidget *w);

    QString text(QAccessible::Text t) const;
    void *interface_cast(QAccessible::InterfaceType t);

    // QAccessibleValueInterface
    QVariant currentValue() const;
    void setCurrentValue(const QVariant &value);
    QVariant maximumValue() const;
    QVariant minimumValue() const;
    QVariant minimumStepSize() const;

    // FIXME Action interface

protected:
    QAbstractSpinBox *abstractSpinBox() const;
};

class QAccessibleSpinBox : public QAccessibleAbstractSpinBox
{
public:
    explicit QAccessibleSpinBox(QWidget *w);

protected:
    QSpinBox *spinBox() const;
};

class QAccessibleDoubleSpinBox : public QAccessibleAbstractSpinBox
{
public:
    explicit QAccessibleDoubleSpinBox(QWidget *widget);

    QString text(QAccessible::Text t) const;

protected:
    QDoubleSpinBox *doubleSpinBox() const;
};
#endif // QT_NO_SPINBOX

class QAccessibleAbstractSlider: public QAccessibleWidget, public QAccessibleValueInterface
{
public:
    explicit QAccessibleAbstractSlider(QWidget *w, QAccessible::Role r = QAccessible::Slider);
    void *interface_cast(QAccessible::InterfaceType t);

    // QAccessibleValueInterface
    QVariant currentValue() const;
    void setCurrentValue(const QVariant &value);
    QVariant maximumValue() const;
    QVariant minimumValue() const;
    QVariant minimumStepSize() const;

protected:
    QAbstractSlider *abstractSlider() const;
};

#ifndef QT_NO_SCROLLBAR
class QAccessibleScrollBar : public QAccessibleAbstractSlider
{
public:
    explicit QAccessibleScrollBar(QWidget *w);
    QString text(QAccessible::Text t) const;

protected:
    QScrollBar *scrollBar() const;
};
#endif // QT_NO_SCROLLBAR

#ifndef QT_NO_SLIDER
class QAccessibleSlider : public QAccessibleAbstractSlider
{
public:
    explicit QAccessibleSlider(QWidget *w);
    QString text(QAccessible::Text t) const;

protected:
    QSlider *slider() const;
};
#endif // QT_NO_SLIDER

#ifndef QT_NO_DIAL
class QAccessibleDial : public QAccessibleAbstractSlider
{
public:
    explicit QAccessibleDial(QWidget *w);

    QString text(QAccessible::Text textType) const;

protected:
    QDial *dial() const;
};
#endif // QT_NO_DIAL

#endif // QT_NO_ACCESSIBILITY

QT_END_NAMESPACE

#endif // RANGECONTROLS_H