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qt'QStack (./qt-2.1.0/src/tools/qstack.h:34)

template<class type> class QStack : private QGList
{
public:
    QStack()				{}
    QStack( const QStack<type> &s ) : QGList(s) {}
   ~QStack()				{ clear(); }
    QStack<type> &operator=(const QStack<type> &s)
			{ return (QStack<type>&)QGList::operator=(s); }
    bool  autoDelete() const		{ return QCollection::autoDelete(); }
    void  setAutoDelete( bool del )	{ QCollection::setAutoDelete(del); }
    uint  count()   const		{ return QGList::count(); }
    bool  isEmpty() const		{ return QGList::count() == 0; }
    void  push( const type *d )		{ QGList::insertAt(0,Item(d)); }
    type *pop()				{ return (type *)QGList::takeFirst(); }
    bool  remove()			{ return QGList::removeFirst(); }
    void  clear()			{ QGList::clear(); }
    type *top()	    const		{ return (type *)QGList::cfirst(); }
	  operator type *() const	{ return (type *)QGList::cfirst(); }
    type *current() const		{ return (type *)QGList::cfirst(); }
private:
    void  deleteItem( Item d ) { if ( del_item ) delete (type *)d; }
};

qt'QStack::top() (./qt-2.1.0/include/qstack.h:50)

    type *top()	    const		{ return (type *)QGList::cfirst(); }
	  operator type *() const	{ return (type *)QGList::cfirst(); }
    type *current() const		{ return (type *)QGList::cfirst(); }
private:
    void  deleteItem( Item d ) { if ( del_item ) delete (type *)d; }
};

qt'QStack::top() (./qt-2.1.0/src/tools/qstack.h:50)

    type *top()	    const		{ return (type *)QGList::cfirst(); }
	  operator type *() const	{ return (type *)QGList::cfirst(); }
    type *current() const		{ return (type *)QGList::cfirst(); }
private:
    void  deleteItem( Item d ) { if ( del_item ) delete (type *)d; }
};