/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
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** This file is part of Qt Creator.
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** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
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****************************************************************************/

#ifndef HELPFINDSUPPORT_H
#define HELPFINDSUPPORT_H

#include "centralwidget.h"

#include <find/ifindsupport.h>

namespace Help {
namespace Internal {

class HelpViewer;

class HelpFindSupport : public Find::IFindSupport
{
    Q_OBJECT

public:
    HelpFindSupport(CentralWidget *centralWidget);
    ~HelpFindSupport();

    bool supportsReplace() const { return false; }
    Find::FindFlags supportedFindFlags() const;

    void resetIncrementalSearch() {}
    void clearResults() {}
    QString currentFindString() const;
    QString completedFindString() const;

    Result findIncremental(const QString &txt, Find::FindFlags findFlags);
    Result findStep(const QString &txt, Find::FindFlags findFlags);

private:
    bool find(const QString &ttf, Find::FindFlags findFlags, bool incremental);

    CentralWidget *m_centralWidget;
};

class HelpViewerFindSupport : public Find::IFindSupport
{
    Q_OBJECT
public:
    HelpViewerFindSupport(HelpViewer *viewer);

    bool supportsReplace() const { return false; }
    Find::FindFlags supportedFindFlags() const;
    void resetIncrementalSearch() {}
    void clearResults() {}
    QString currentFindString() const;
    QString completedFindString() const { return QString(); }

    Result findIncremental(const QString &txt, Find::FindFlags findFlags);
    Result findStep(const QString &txt, Find::FindFlags findFlags);

private:
    bool find(const QString &ttf, Find::FindFlags findFlags, bool incremental);
    HelpViewer *m_viewer;
};

} // namespace Internal
} // namespace Help

#endif // HELPFINDSUPPORT_H