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/**********************************************************************
** Copyright (C) 2000-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the TQt Assistant.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** Licensees holding valid TQt Commercial licenses may use this file in
** accordance with the TQt Commercial License Agreement provided with
** the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#ifndef INDEX_H
#define INDEX_H
#include <ntqstringlist.h>
#include <ntqdict.h>
#include <ntqdatastream.h>
#include <ntqobject.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;
};
TQDataStream &operator>>( TQDataStream &s, Document &l );
TQDataStream &operator<<( TQDataStream &s, const Document &l );
class Index : public TQObject
{
TQ_OBJECT
public:
struct Entry {
Entry( int d ) { documents.append( Document( d, 1 ) ); }
Entry( TQValueList<Document> l ) : documents( l ) {}
TQValueList<Document> documents;
};
struct PosEntry {
PosEntry( int p ) { positions.append( p ); }
TQValueList<uint> positions;
};
Index( const TQString &dp, const TQString &hp );
Index( const TQStringList &dl, const TQString &hp );
void writeDict();
void readDict();
int makeIndex();
TQStringList query( const TQStringList&, const TQStringList&, const TQStringList& );
TQString getDocumentTitle( const TQString& );
void setDictionaryFile( const TQString& );
void setDocListFile( const TQString& );
void setDocList( const TQStringList & );
signals:
void indexingProgress( int );
private slots:
void setLastWinClosed();
private:
void setupDocumentList();
void parseDocument( const TQString&, int );
void insertInDict( const TQString&, int );
void writeDocumentList();
void readDocumentList();
TQStringList getWildcardTerms( const TQString& );
TQStringList split( const TQString& );
TQValueList<Document> setupDummyTerm( const TQStringList& );
bool searchForPattern( const TQStringList&, const TQStringList&, const TQString& );
void buildMiniDict( const TQString& );
TQStringList docList;
TQDict<Entry> dict;
TQDict<PosEntry> miniDict;
uint wordNum;
TQString docPath;
TQString dictFile, docListFile;
bool alreadyHaveDocList;
bool lastWindowClosed;
};
struct Term {
Term( const TQString &t, int f, TQValueList<Document> l )
: term( t ), frequency( f ), documents( l ) {}
TQString term;
int frequency;
TQValueList<Document>documents;
};
class TermList : public TQPtrList<Term>
{
public:
TermList() : TQPtrList<Term>() {}
int compareItems( TQPtrCollection::Item i1, TQPtrCollection::Item i2 );
};
#endif
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