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# qgvector.h

This is the verbatim text of the qgvector.h include file. It is provided only for illustration; the copyright remains with Trolltech.

    /****************************************************************************
    ** $Id: qt/src/tools/qgvector.h   2.3.7   edited 2001-01-26 $
    **
    ** Definition of QGVector class
    **
    ** Created : 930907
    **
    ** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
    **
    ** This file is part of the tools module of the Qt GUI Toolkit.
    **
    ** This file may be distributed under the terms of the Q Public License
    ** as defined by Trolltech AS of Norway and appearing in the file
    ** LICENSE.QPL included in the packaging of this file.
    **
    ** 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/pricing.html or email sales@trolltech.com for
    **   information about Qt Commercial License Agreements.
    ** See http://www.trolltech.com/qpl/ for QPL licensing information.
    ** See http://www.trolltech.com/gpl/ for GPL licensing information.
    **
    ** Contact info@trolltech.com if any conditions of this licensing are
    ** not clear to you.
    **
    **********************************************************************/

    #ifndef QGVECTOR_H
    #define QGVECTOR_H

    #ifndef QT_H
    #include "qcollection.h"
    #endif // QT_H

    class Q_EXPORT QGVector : public QCollection    // generic vector
    {
    friend class QGList;                            // needed by QGList::toVector
    public:
    #ifndef QT_NO_DATASTREAM
        QDataStream &read( QDataStream & );         // read vector from stream
        QDataStream &write( QDataStream & ) const;  // write vector to stream
    #endif
        virtual int compareItems( Item, Item );

    protected:
        QGVector();                                 // create empty vector
        QGVector( uint size );                      // create vector with nullptrs
        QGVector( const QGVector &v );              // make copy of other vector
       ~QGVector();

        QGVector &operator=( const QGVector &v );   // assign from other vector

        Item         *data()    const       { return vec; }
        uint  size()    const       { return len; }
        uint  count()   const       { return numItems; }

        bool  insert( uint index, Item );           // insert item at index
        bool  remove( uint index );                 // remove item
        Item          take( uint index );                   // take out item

        void  clear();                              // clear vector
        bool  resize( uint newsize );               // resize vector

        bool  fill( Item, int flen );               // resize and fill vector

        void  sort();                               // sort vector
        int   bsearch( Item ) const;                        // binary search (when sorted)

        int   findRef( Item, uint index ) const;    // find exact item in vector
        int   find( Item, uint index ) const;       // find equal item in vector
        uint  containsRef( Item ) const;            // get number of exact matches
        uint  contains( Item ) const;               // get number of equal matches

        Item          at( uint index ) const                // return indexed item
        {
    #if defined(CHECK_RANGE)
            if ( index >= len )
                warningIndexRange( index );
    #endif
            return vec[index];
        }

        bool insertExpand( uint index, Item );      // insert, expand if necessary

        void toList( QGList * ) const;              // put items in list

    #ifndef QT_NO_DATASTREAM
        virtual QDataStream &read( QDataStream &, Item & );
        virtual QDataStream &write( QDataStream &, Item ) const;
    #endif
    private:
        Item         *vec;
        uint  len;
        uint  numItems;

        static void warningIndexRange( uint );
    };

    /*****************************************************************************
      QGVector stream functions
     *****************************************************************************/

    #ifndef QT_NO_DATASTREAM
    Q_EXPORT QDataStream &operator>>( QDataStream &, QGVector & );
    Q_EXPORT QDataStream &operator<<( QDataStream &, const QGVector & );
    #endif

    #endif // QGVECTOR_H