src/qt/src/tools/qptrlist.h

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/****************************************************************************
** $Id: qt/qptrlist.h   3.3.8   edited Jan 11 14:38 $
**
** Definition of QPtrList template/macro class
**
** Copyright (C) 1992-2007 Trolltech ASA.  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 ASA 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.
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**   information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
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**********************************************************************/

#ifndef QPTRLIST_H
#define QPTRLIST_H

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

template<class type>
class QPtrListStdIterator : public QGListStdIterator
{
public:
    inline QPtrListStdIterator( QLNode* n ): QGListStdIterator(n) {}
    type *operator*() { return node ? (type *)node->getData() : 0; }
    inline QPtrListStdIterator<type> operator++()
    { node = next(); return *this; }
    inline QPtrListStdIterator<type> operator++(int)
    { QLNode* n = node; node = next(); return QPtrListStdIterator<type>( n ); }
    inline bool operator==( const QPtrListStdIterator<type>& it ) const { return node == it.node; }
    inline bool operator!=( const QPtrListStdIterator<type>& it ) const { return node != it.node; }
};


template<class type>
class QPtrList
#ifdef Q_QDOC
        : public QPtrCollection
#else
        : public QGList
#endif
{
public:

    QPtrList()                          {}
    QPtrList( const QPtrList<type> &l ) : QGList(l) {}
    ~QPtrList()                         { clear(); }
    QPtrList<type> &operator=(const QPtrList<type> &l)
                        { return (QPtrList<type>&)QGList::operator=(l); }
    bool operator==( const QPtrList<type> &list ) const
    { return QGList::operator==( list ); }
    bool operator!=( const QPtrList<type> &list ) const
    { return !QGList::operator==( list ); }
    uint  count()   const               { return QGList::count(); }
    bool  isEmpty() const               { return QGList::count() == 0; }
    bool  insert( uint i, const type *d){ return QGList::insertAt(i,(QPtrCollection::Item)d); }
    void  inSort( const type *d )       { QGList::inSort((QPtrCollection::Item)d); }
    void  prepend( const type *d )      { QGList::insertAt(0,(QPtrCollection::Item)d); }
    void  append( const type *d )       { QGList::append((QPtrCollection::Item)d); }
    bool  remove( uint i )              { return QGList::removeAt(i); }
    bool  remove()                      { return QGList::remove((QPtrCollection::Item)0); }
    bool  remove( const type *d )       { return QGList::remove((QPtrCollection::Item)d); }
    bool  removeRef( const type *d )    { return QGList::removeRef((QPtrCollection::Item)d); }
    void  removeNode( QLNode *n )       { QGList::removeNode(n); }
    bool  removeFirst()                 { return QGList::removeFirst(); }
    bool  removeLast()                  { return QGList::removeLast(); }
    type *take( uint i )                { return (type *)QGList::takeAt(i); }
    type *take()                        { return (type *)QGList::take(); }
    type *takeNode( QLNode *n )         { return (type *)QGList::takeNode(n); }
    void  clear()                       { QGList::clear(); }
    void  sort()                        { QGList::sort(); }
    int   find( const type *d )         { return QGList::find((QPtrCollection::Item)d); }
    int   findNext( const type *d )     { return QGList::find((QPtrCollection::Item)d,FALSE); }
    int   findRef( const type *d )      { return QGList::findRef((QPtrCollection::Item)d); }
    int   findNextRef( const type *d ){ return QGList::findRef((QPtrCollection::Item)d,FALSE);}
    uint  contains( const type *d ) const { return QGList::contains((QPtrCollection::Item)d); }
    uint  containsRef( const type *d ) const
                                        { return QGList::containsRef((QPtrCollection::Item)d); }
    bool replace( uint i, const type *d ) { return QGList::replaceAt( i, (QPtrCollection::Item)d ); }
    type *at( uint i )                  { return (type *)QGList::at(i); }
    int   at() const                    { return QGList::at(); }
    type *current()  const              { return (type *)QGList::get(); }
    QLNode *currentNode()  const        { return QGList::currentNode(); }
    type *getFirst() const              { return (type *)QGList::cfirst(); }
    type *getLast()  const              { return (type *)QGList::clast(); }
    type *first()                       { return (type *)QGList::first(); }
    type *last()                        { return (type *)QGList::last(); }
    type *next()                        { return (type *)QGList::next(); }
    type *prev()                        { return (type *)QGList::prev(); }
    void  toVector( QGVector *vec )const{ QGList::toVector(vec); }


    // standard iterators
    typedef QPtrListStdIterator<type> Iterator;
    typedef QPtrListStdIterator<type> ConstIterator;
    inline Iterator begin() { return QGList::begin(); }
    inline ConstIterator begin() const { return QGList::begin(); }
    inline ConstIterator constBegin() const { return QGList::begin(); }
    inline Iterator end() { return QGList::end(); }
    inline ConstIterator end() const { return QGList::end(); }
    inline ConstIterator constEnd() const { return QGList::end(); }
    inline Iterator erase( Iterator it ) { return QGList::erase( it ); }
    // stl syntax compatibility
    typedef Iterator iterator;
    typedef ConstIterator const_iterator;


#ifdef Q_QDOC
protected:
    virtual int compareItems( QPtrCollection::Item, QPtrCollection::Item );
    virtual QDataStream& read( QDataStream&, QPtrCollection::Item& );
    virtual QDataStream& write( QDataStream&, QPtrCollection::Item ) const;
#endif

private:
    void  deleteItem( Item d );
};

#if !defined(Q_BROKEN_TEMPLATE_SPECIALIZATION)
template<> inline void QPtrList<void>::deleteItem( QPtrCollection::Item )
{
}
#endif

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

template<class type>
class QPtrListIterator : public QGListIterator
{
public:
    QPtrListIterator(const QPtrList<type> &l) :QGListIterator((QGList &)l) {}
   ~QPtrListIterator()        {}
    uint  count()   const     { return list->count(); }
    bool  isEmpty() const     { return list->count() == 0; }
    bool  atFirst() const     { return QGListIterator::atFirst(); }
    bool  atLast()  const     { return QGListIterator::atLast(); }
    type *toFirst()           { return (type *)QGListIterator::toFirst(); }
    type *toLast()            { return (type *)QGListIterator::toLast(); }
    operator type *() const   { return (type *)QGListIterator::get(); }
    type *operator*()         { return (type *)QGListIterator::get(); }

    // No good, since QPtrList<char> (ie. QStrList fails...
    //
    // MSVC++ gives warning
    // Sunpro C++ 4.1 gives error
    //    type *operator->()        { return (type *)QGListIterator::get(); }

    type *current()   const   { return (type *)QGListIterator::get(); }
    type *operator()()        { return (type *)QGListIterator::operator()();}
    type *operator++()        { return (type *)QGListIterator::operator++(); }
    type *operator+=(uint j)  { return (type *)QGListIterator::operator+=(j);}
    type *operator--()        { return (type *)QGListIterator::operator--(); }
    type *operator-=(uint j)  { return (type *)QGListIterator::operator-=(j);}
    QPtrListIterator<type>& operator=(const QPtrListIterator<type>&it)
                              { QGListIterator::operator=(it); return *this; }
};

#ifndef QT_NO_COMPAT
#define QList QPtrList
#define QListIterator QPtrListIterator
#endif

#define Q_DEFINED_QPTRLIST
#include "qwinexport.h"

#endif // QPTRLIST_H