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132 lines
4.1 KiB
132 lines
4.1 KiB
/**********************************************************************
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** Copyright (C) 2000-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the Qt Assistant.
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**
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** This file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free
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** Software Foundation and appearing in the files LICENSE.GPL2
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** and LICENSE.GPL3 included in the packaging of this file.
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** Alternatively you may (at your option) use any later version
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** of the GNU General Public License if such license has been
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** publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free Qt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with
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** the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#ifndef INDEX_H
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#define INDEX_H
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#include <qstringlist.h>
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#include <qdict.h>
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#include <qdatastream.h>
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#include <qobject.h>
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struct Document {
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Document( int d, int f ) : docNumber( d ), frequency( f ) {}
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Document() : docNumber( -1 ), frequency( 0 ) {}
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bool operator==( const Document &doc ) const {
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return docNumber == doc.docNumber;
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}
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bool operator<( const Document &doc ) const {
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return frequency > doc.frequency;
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}
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bool operator<=( const Document &doc ) const {
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return frequency >= doc.frequency;
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}
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bool operator>( const Document &doc ) const {
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return frequency < doc.frequency;
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}
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Q_INT16 docNumber;
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Q_INT16 frequency;
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};
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QDataStream &operator>>( QDataStream &s, Document &l );
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QDataStream &operator<<( QDataStream &s, const Document &l );
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class Index : public QObject
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{
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Q_OBJECT
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public:
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struct Entry {
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Entry( int d ) { documents.append( Document( d, 1 ) ); }
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Entry( QValueList<Document> l ) : documents( l ) {}
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QValueList<Document> documents;
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};
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struct PosEntry {
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PosEntry( int p ) { positions.append( p ); }
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QValueList<uint> positions;
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};
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Index( const QString &dp, const QString &hp );
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Index( const QStringList &dl, const QString &hp );
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void writeDict();
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void readDict();
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int makeIndex();
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QStringList query( const QStringList&, const QStringList&, const QStringList& );
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QString getDocumentTitle( const QString& );
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void setDictionaryFile( const QString& );
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void setDocListFile( const QString& );
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void setDocList( const QStringList & );
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signals:
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void indexingProgress( int );
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private slots:
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void setLastWinClosed();
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private:
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void setupDocumentList();
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void parseDocument( const QString&, int );
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void insertInDict( const QString&, int );
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void writeDocumentList();
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void readDocumentList();
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QStringList getWildcardTerms( const QString& );
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QStringList split( const QString& );
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QValueList<Document> setupDummyTerm( const QStringList& );
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bool searchForPattern( const QStringList&, const QStringList&, const QString& );
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void buildMiniDict( const QString& );
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QStringList docList;
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QDict<Entry> dict;
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QDict<PosEntry> miniDict;
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uint wordNum;
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QString docPath;
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QString dictFile, docListFile;
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bool alreadyHaveDocList;
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bool lastWindowClosed;
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};
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struct Term {
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Term( const QString &t, int f, QValueList<Document> l )
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: term( t ), frequency( f ), documents( l ) {}
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QString term;
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int frequency;
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QValueList<Document>documents;
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};
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class TermList : public QPtrList<Term>
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{
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public:
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TermList() : QPtrList<Term>() {}
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int compareItems( QPtrCollection::Item i1, QPtrCollection::Item i2 );
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};
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#endif
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