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

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** Copyright (C) 2010 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 QtGui module 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.

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** 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

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

#ifndef QACCESSIBLEWIDGET_H

#define QACCESSIBLEWIDGET_H

#include <QtGui/qaccessibleobject.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

#ifndef QT_NO_ACCESSIBILITY

class QAccessibleWidgetPrivate;

class Q_GUI_EXPORT QAccessibleWidget : public QAccessibleObject

{

public:

    explicit QAccessibleWidget(QWidget *o, Role r = Client, const QString& name = QString());

    int childCount() const;

    int indexOfChild(const QAccessibleInterface *child) const;

    Relation relationTo(int child, const QAccessibleInterface *other, int otherChild) const;

    int childAt(int x, int y) 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;

    State state(int child) const;

#ifndef QT_NO_ACTION

    int userActionCount(int child) const;

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

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

#endif

protected:

    ~QAccessibleWidget();

    QWidget *widget() const;

    QObject *parentObject() const;

    void addControllingSignal(const QString &signal);

    void setValue(const QString &value);

    void setDescription(const QString &desc);

    void setHelp(const QString &help);

    void setAccelerator(const QString &accel);

private:

    friend class QAccessibleWidgetEx;

    QAccessibleWidgetPrivate *d;

    Q_DISABLE_COPY(QAccessibleWidget)

};

class Q_GUI_EXPORT QAccessibleWidgetEx : public QAccessibleObjectEx

{

public:

    explicit QAccessibleWidgetEx(QWidget *o, Role r = Client, const QString& name = QString());

    int childCount() const;

    int indexOfChild(const QAccessibleInterface *child) const;

    Relation relationTo(int child, const QAccessibleInterface *other, int otherChild) const;

    int childAt(int x, int y) 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;

    State state(int child) const;

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

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

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

protected:

    ~QAccessibleWidgetEx();

    QWidget *widget() const;

    QObject *parentObject() const;

    void addControllingSignal(const QString &signal);

    void setValue(const QString &value);

    void setDescription(const QString &desc);

    void setHelp(const QString &help);

    void setAccelerator(const QString &accel);

private:

    QAccessibleWidgetPrivate *d;

    Q_DISABLE_COPY(QAccessibleWidgetEx)

};

#endif // QT_NO_ACCESSIBILITY

QT_END_NAMESPACE

QT_END_HEADER

#endif // QACCESSIBLEWIDGET_H