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diff --git a/src/kchmsearchengine.h b/src/kchmsearchengine.h
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+++ b/src/kchmsearchengine.h
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+/***************************************************************************
+ *   Copyright (C) 2004-2007 by Georgy Yunaev, gyunaev@ulduzsoft.com       *
+ *   Please do not use email address above for bug reports; see            *
+ *   the README file                                                       *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
+ ***************************************************************************/
+
+#ifndef KCHMSEARCHENGINE_H
+#define KCHMSEARCHENGINE_H
+
+#include <qobject.h>
+#include <qmap.h>
+#include <qstring.h>
+#include <qstringlist.h>
+#include <qprogressdialog.h>
+
+#include "libchmfile.h"
+
+namespace QtAs { class Index; };
+
+
+class KCHMSearchEngine : public QObject
+{
+	Q_OBJECT
+			
+	public:
+		KCHMSearchEngine();
+		~KCHMSearchEngine();
+		
+		bool	loadOrGenerateIndex();
+		bool	searchQuery ( const QString& query, QStringList * results, unsigned int limit = 100 );
+		
+		
+	private slots:
+		void	setIndexingProgress( int progress );
+		void	cancelButtonPressed();
+
+	private:
+		void	processEvents();
+
+		// Used during the index generation
+		QProgressDialog			*	m_progressDlg;
+		QStringList 				m_keywordDocuments;
+		QtAs::Index 			*	m_Index;
+};
+
+#endif