/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/
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** This file is part of the Qt Assistant of the Qt Toolkit.
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** $QT_BEGIN_LICENSE:LGPL$
** 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.
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** 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
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** file. Please review the following information to ensure the GNU General
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** $QT_END_LICENSE$
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****************************************************************************/

#ifndef CONTENTWINDOW_H
#define CONTENTWINDOW_H

#include <QtCore/QUrl>
#include <QtCore/QModelIndex>
#include <QtWidgets/QWidget>

QT_BEGIN_NAMESPACE

class QHelpEngine;
class QHelpContentItem;
class QHelpContentWidget;

class ContentWindow : public QWidget
{
    Q_OBJECT

public:
    ContentWindow();
    ~ContentWindow();

    bool syncToContent(const QUrl &url);
    void expandToDepth(int depth);

signals:
    void linkActivated(const QUrl &link);
    void escapePressed();

private slots:
    void showContextMenu(const QPoint &pos);
    void expandTOC();
    void itemClicked(const QModelIndex &index);

private:
    void focusInEvent(QFocusEvent *e);
    void keyPressEvent(QKeyEvent *e);
    bool eventFilter(QObject *o, QEvent *e);

    QHelpContentWidget * const m_contentWidget;
    int m_expandDepth;
};

QT_END_NAMESPACE

#endif // CONTENTWINDOW_H