/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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:
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** rights. These rights are described in the Nokia 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.
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** Alternatively, this file may be used in accordance with the terms and
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** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QACCESSIBLEWIDGET_H
#define QACCESSIBLEWIDGET_H

#include <QtGui/qaccessibleobject.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE


#ifndef QT_NO_ACCESSIBILITY

class QAccessibleWidgetPrivate;

class Q_WIDGETS_EXPORT QAccessibleWidget : public QAccessibleObject, public QAccessibleActionInterface
{
public:
    explicit QAccessibleWidget(QWidget *o, QAccessible::Role r = QAccessible::Client, const QString& name = QString());

    QWindow *window() const;
    int childCount() const;
    int indexOfChild(const QAccessibleInterface *child) const;
    QVector<QPair<QAccessibleInterface*, QAccessible::Relation> > relations(QAccessible::Relation match = QAccessible::AllRelations) const;
    QAccessibleInterface *focusChild() const;

    QRect rect() const;

    QAccessibleInterface *parent() const;
    QAccessibleInterface *child(int index) const;

    QString text(QAccessible::Text t) const;
    QAccessible::Role role() const;
    QAccessible::State state() const;

    QColor foregroundColor() const;
    QColor backgroundColor() const;

    void *interface_cast(QAccessible::InterfaceType t);

    // QAccessibleActionInterface
    QStringList actionNames() const;
    void doAction(const QString &actionName);
    QStringList keyBindingsForAction(const QString &actionName) const;
protected:
    ~QAccessibleWidget();
    QWidget *widget() const;
    QObject *parentObject() const;

    void addControllingSignal(const QString &signal);

private:
    QAccessibleWidgetPrivate *d;
    Q_DISABLE_COPY(QAccessibleWidget)
};


#endif // QT_NO_ACCESSIBILITY

QT_END_NAMESPACE

QT_END_HEADER

#endif // QACCESSIBLEWIDGET_H