/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact:  Qt Software Information (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
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**************************************************************************/

#ifndef FILTERSETTINGSPAGE_H
#define FILTERSETTINGSPAGE_H

#include <QtGui/QWidget>
#include <coreplugin/dialogs/ioptionspage.h>

#include "ui_filtersettingspage.h"

QT_FORWARD_DECLARE_CLASS(QHelpEngine)

namespace Help {
namespace Internal {

class FilterSettingsPage : public Core::IOptionsPage
{
    Q_OBJECT

public:
    FilterSettingsPage(QHelpEngine *helpEngine);

    QString id() const;
    QString trName() const;
    QString category() const;
    QString trCategory() const;

    QWidget *createPage(QWidget *parent);
    void apply();
    void finish() { }

    bool applyChanges();

private slots:
    void updateAttributes(QListWidgetItem *item);
    void updateFilterMap();
    void updateFilterPage();
    void addFilter();
    void removeFilter();    

private:
    QHelpEngine *m_helpEngine;
    Ui::FilterSettingsPage m_ui;
    QMap<QString, QStringList> m_filterMapBackup;
    QMap<QString, QStringList> m_filterMap;
    QStringList m_removedFilters;
    QWidget *m_currentPage;
};

} // namespace Help
} // namespace Internal

#endif // DOCSETTINGSPAGE_H
