| Classes - Annotated - Tree - Functions - Home - Structure

# qptrdict.h

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

    /****************************************************************************
    ** $Id: qt/src/tools/qptrdict.h   2.3.2   edited 2001-01-26 $
    **
    ** Definition of QPtrDict template class
    **
    ** Created : 970415
    **
    ** 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 QPTRDICT_H
    #define QPTRDICT_H

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

    template<class type> class Q_EXPORT QPtrDict : public QGDict
    {
    public:
        QPtrDict(int size=17) : QGDict(size,PtrKey,0,0) {}
        QPtrDict( const QPtrDict<type> &d ) : QGDict(d) {}
       ~QPtrDict()                          { clear(); }
        QPtrDict<type> &operator=(const QPtrDict<type> &d)
                            { return (QPtrDict<type>&)QGDict::operator=(d); }
        uint  count()   const               { return QGDict::count(); }
        uint  size()    const               { return QGDict::size(); }
        bool  isEmpty() const               { return QGDict::count() == 0; }
        void  insert( void *k, const type *d )
                                            { QGDict::look_ptr(k,(Item)d,1); }
        void  replace( void *k, const type *d )
                                            { QGDict::look_ptr(k,(Item)d,2); }
        bool  remove( void *k )             { return QGDict::remove_ptr(k); }
        type *take( void *k )               { return (type*)QGDict::take_ptr(k); }
        type *find( void *k ) const
                    { return (type *)((QGDict*)this)->QGDict::look_ptr(k,0,0); }
        type *operator[]( void *k ) const
                    { return (type *)((QGDict*)this)->QGDict::look_ptr(k,0,0); }
        void  clear()                       { QGDict::clear(); }
        void  resize( uint n )              { QGDict::resize(n); }
        void  statistics() const            { QGDict::statistics(); }
    private:
        void  deleteItem( Item d );
    };

    #if defined(Q_DELETING_VOID_UNDEFINED)
    template<> inline void QPtrDict<void>::deleteItem( QCollection::Item )
    {
    }
    #endif

    template<class type> inline void QPtrDict<type>::deleteItem( QCollection::Item d )
    {
        if ( del_item ) delete (type *)d;
    }

    template<class type> class Q_EXPORT QPtrDictIterator : public QGDictIterator
    {
    public:
        QPtrDictIterator(const QPtrDict<type> &d) :QGDictIterator((QGDict &)d) {}
       ~QPtrDictIterator()        {}
        uint  count()   const     { return dict->count(); }
        bool  isEmpty() const     { return dict->count() == 0; }
        type *toFirst()           { return (type *)QGDictIterator::toFirst(); }
        operator type *()  const  { return (type *)QGDictIterator::get(); }
        type *current()    const  { return (type *)QGDictIterator::get(); }
        void *currentKey() const  { return QGDictIterator::getKeyPtr(); }
        type *operator()()        { return (type *)QGDictIterator::operator()(); }
        type *operator++()        { return (type *)QGDictIterator::operator++(); }
        type *operator+=(uint j)  { return (type *)QGDictIterator::operator+=(j);}
    };

    #endif // QPTRDICT_H