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#ifndef QTESTCORELIST_H
#define QTESTCORELIST_H
#include <QtCore/qglobal.h>
QT_BEGIN_NAMESPACE
template <class T>
class QTestCoreList
{
public:
QTestCoreList();
virtual ~QTestCoreList();
void addToList(T **list);
T *nextElement();
T *previousElement();
int count(T *list);
int count();
private:
T *next;
T *prev;
};
template <class T>
QTestCoreList<T>::QTestCoreList()
:next(0)
,prev(0)
{
}
template <class T>
QTestCoreList<T>::~QTestCoreList()
{
if (prev) {
prev->next = 0;
}
delete prev;
if (next) {
next->prev = 0;
}
delete next;
}
template <class T>
void QTestCoreList<T>::addToList(T **list)
{
if (next)
next->addToList(list);
else {
next = *list;
if (next)
next->prev = static_cast<T*>(this);
}
*list = static_cast<T*>(this);
}
template <class T>
T *QTestCoreList<T>::nextElement()
{
return next;
}
template <class T>
T *QTestCoreList<T>::previousElement()
{
return prev;
}
template <class T>
int QTestCoreList<T>::count()
{
int numOfElements = 0;
T *it = next;
while(it){
++numOfElements;
it = it->nextElement();
}
return numOfElements;
}
QT_END_NAMESPACE
#endif
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