CollectionIterator.cpp

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#include "CollectionIterator.h"

#include "ObjectLink.h"
#include "ObjectCollection.h"

CollectionIterator::CollectionIterator (ObjectCollection *pOn)
/* : Collection(pOn), Position(pOn->First) */
{
    this->Collection = pOn;
    this->Position = pOn->First;
}

CollectionIterator::~CollectionIterator () {
}

Object *CollectionIterator::GetNext() {
    if (this->AnyMoreObjects()) {
        Object *anObject;
        anObject = this->Position->GetValue();
        this->Position = this->Position->GetNext();
        return anObject;
    } else
        return 0;
}

bool CollectionIterator::AnyMoreObjects () {
    return (this->Position != 0);
}

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