qt-creator/src/plugins/help/helpviewer_p.h

/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
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** GNU Lesser General Public License Usage
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** 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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** Other Usage
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#ifndef HELPVIEWERPRIVATE_H
#define HELPVIEWERPRIVATE_H

#include "centralwidget.h"
#include "helpviewer.h"
#include "openpagesmanager.h"

#include <QObject>
#include <QTextBrowser>

namespace Help {
    namespace Internal {

class HelpViewer::HelpViewerPrivate : public QObject
{
    Q_OBJECT

public:
    HelpViewerPrivate(int zoom)
        : zoomCount(zoom)
        , forceFont(false)
        , lastAnchor(QString())
        
    {}

    bool hasAnchorAt(QTextBrowser *browser, const QPoint& pos)
    {
        lastAnchor = browser->anchorAt(pos);
        if (lastAnchor.isEmpty())
            return false;

        lastAnchor = browser->source().resolved(lastAnchor).toString();
        if (lastAnchor.at(0) == QLatin1Char('#')) {
            QString src = browser->source().toString();
            int hsh = src.indexOf(QLatin1Char('#'));
            lastAnchor = (hsh >= 0 ? src.left(hsh) : src) + lastAnchor;
        }
        return true;
    }

    void openLink(bool newPage)
    {
        if(lastAnchor.isEmpty())
            return;
        if (newPage)
            OpenPagesManager::instance().createPage(lastAnchor);
        else
            CentralWidget::instance()->setSource(lastAnchor);
        lastAnchor.clear();
    }

public slots:
    void openLink()
    {
        openLink(false);
    }

    void openLinkInNewPage()
    {
        openLink(true);
    }

public:
    int zoomCount;
    bool forceFont;
    QString lastAnchor;
};

    }   // namespace Help
}   // namespace Internal

#endif  // HELPVIEWERPRIVATE_H