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diff --git a/src/modules/help/index.h b/src/modules/help/index.h
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+/**********************************************************************
+** Copyright (C) 2000-2003 Trolltech AS.  All rights reserved.
+**
+** This file is part of the Qt Assistant.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
+** licenses may use this file in accordance with the Qt Commercial License
+** Agreement provided with the Software.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+** See http://www.trolltech.com/gpl/ for GPL licensing information.
+** See http://www.trolltech.com/pricing.html or email [email protected] for
+**   information about Qt Commercial License Agreements.
+**
+** Contact [email protected] if any conditions of this licensing are
+** not clear to you.
+**
+**********************************************************************/
+
+
+
+#ifndef INDEX_H
+#define INDEX_H
+
+#include <qstringlist.h>
+#include "kvi_pointerhashtable.h"
+#include "kvi_pointerlist.h"
+#include "kvi_valuelist.h"
+#include <qdatastream.h>
+#include <qobject.h>
+
+struct Document {
+    Document( int d, int f ) : docNumber( d ), frequency( f ) {}
+    Document() : docNumber( -1 ), frequency( 0 ) {}
+    bool operator==( const Document &doc ) const {
+	return docNumber == doc.docNumber;
+    }
+    bool operator<( const Document &doc ) const {
+	return frequency > doc.frequency;
+    }
+    bool operator<=( const Document &doc ) const {
+	return frequency >= doc.frequency;
+    }
+    bool operator>( const Document &doc ) const {
+	return frequency < doc.frequency;
+    }
+    Q_INT16 docNumber;
+    Q_INT16 frequency;
+};
+
+QDataStream &operator>>( QDataStream &s, Document &l );
+QDataStream &operator<<( QDataStream &s, const Document &l );
+
+class Index : public QObject
+{
+    Q_OBJECT
+public:
+    struct Entry {
+	Entry( int d ) { documents.append( Document( d, 1 ) ); }
+	Entry( KviValueList<Document> l ) : documents( l ) {}
+	KviValueList<Document> documents;
+    };
+    struct PosEntry {
+	PosEntry( int p ) { positions.append( p ); }
+	KviValueList<uint> positions;
+    };
+    Index( const QString &dp, const QString &hp );
+    Index( const QStringList &dl, const QString &hp );
+    void writeDict();
+    void readDict();
+    int makeIndex();
+    QStringList query( const QStringList&, const QStringList&, const QStringList& );
+    QString getDocumentTitle( const QString& );
+    void setDictionaryFile( const QString& );
+    void setDocListFile( const QString& );
+    void writeDocumentList();
+    void readDocumentList();
+    void setupDocumentList();
+    const QStringList& documentList() { return docList; };
+    const QStringList& titlesList() { return titleList; };
+signals:
+    void indexingProgress( int );
+private slots:
+    void setLastWinClosed();
+private:
+    void parseDocument( const QString&, int );
+    void insertInDict( const QString&, int );
+    QStringList getWildcardTerms( const QString& );
+    QStringList split( const QString& );
+    KviValueList<Document> setupDummyTerm( const QStringList& );
+    bool searchForPattern( const QStringList&, const QStringList&, const QString& );
+    void buildMiniDict( const QString& );
+    QStringList docList;
+    QStringList titleList;
+    KviPointerHashTable<QString,Entry> dict;
+    KviPointerHashTable<QString,PosEntry> miniDict;
+    uint wordNum;
+    QString docPath;
+    QString dictFile, docListFile;
+    bool alreadyHaveDocList;
+    bool lastWindowClosed;
+};
+
+struct Term {
+    Term( const QString &t, int f, KviValueList<Document> l )
+	: term( t ), frequency( f ), documents( l ) {}
+    QString term;
+    int frequency;
+    KviValueList<Document>documents;
+};
+
+
+
+#define TermList KviPointerList<Term>
+
+#endif
+