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#include <stdio.h>
#include "config.h"
#include "CList.h"
CList::CList(CList * IPoint, Datas_t IDatas, Key_t IKey):Left(IPoint), Right(IPoint->Right), Key(IKey), Datas(IDatas)
{
Left->Right = this;
if (Right)
Right->Left = this;
}
CList::CList(void):Left(NULL), Right(NULL), Key(0), Datas(NULL)
{
}
CList::~CList(void)
{
if (Right)
delete Right;
}
Datas_t CList::ReadDatas(Cell C)
{
return ((CList *) C)->Datas;
}
Key_t CList::ReadKey(Cell C)
{
return ((CList *) C)->Key;
}
Cell CList::Insert(Key_t IKey, Datas_t const &IDatas)
{
return (new CList(this, IDatas, IKey));
}
Key_t CList::Delete(Datas_t & Datas, Cell C)
{
Key_t K;
CList *x = ((CList *) C);
if (x->Left)
x->Left->Right = x->Right;
if (x->Right)
x->Right->Left = x->Left;
Datas = x->Datas;
K = x->Key;
x->Right = NULL;
delete x;
return K;
}
Cell CList::GetFirst(void)
{
return Right;
}
Key_t CList::Pop(Datas_t & Datas)
{
return Delete(Datas, GetFirst());
}
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