lista_polje.h

#ifndef	_LISTA_POLJE_H_
#define	_LISTA_POLJE_H_
 
struct	_tempList
{
	int		sifra;
	std::string	naziv,vrsta,datum;
	float	cijena;
};
 
struct	_list
{
	_tempList	a[50];
	int			next;
};
 
typedef	int		List;
typedef	_list	Array;
 
int			FirstL(_list	*list)
{
	return	0; 
}
 
int			EndL(_list		*list)
{
	return	list->next;
}
 
int			NextL(int	temp,_list	*list)
{
	if (temp == EndL(list))
		return	0;
	return	temp+1;
}
 
int			PreviousL(int	temp,_list	*list)
{
	if	(temp == FirstL(list))
		return 0;
	return temp-1;
}
 
int			LocateL(int	temp,_list	*list)
{
	for (int i =0;i<EndL(list);i++)
	{
		if (list->a[i].sifra == temp)
			return	i;
	}
	return	EndL(list);
}
 
int			LocateL(float	temp,_list	*list)
{
	for	(int i = 0;i<EndL(list);i++)
	{
		if (list->a[i].cijena == temp)
			return i;
	}
	return	EndL(list);
}
 
int			LocateL(std::string	temp,_list	*list)
{
	for (int i = 0;i<EndL(list);i++)
	{
		if (list->a[i].datum == temp || list->a[i].naziv == temp|| list->a[i].vrsta == temp)
			return i;
	}
}
 
bool		InsertL(_tempList copyElement,int	index,_list	*list)
{
	if (list->next == 0)
		list->a[index] = copyElement;
	else
	{
		for (int i = EndL(list); i > index; i--)
			list->a[i] = list->a[i-1];
		list->a[index] = copyElement;
	}
	list->next++;
	return	true;
}
 
bool		DeleteL(int		index,_list	*list)
{ //index preko locate
	for	(int i = index; i<EndL(list);i++) 
		list->a[i] = list->a[i+1];
	list->next--;
	return	true;
}
 
bool		DeleteAllL(_list	*list)
{
	list->next = 0;
	return	true;
}
 
_tempList	RetrieveL(int	index,_list	*list)
{
	return		list->a[index];
}
 
bool		InitL(_list		*list)
{
	list->next = 0;
	return	true;
}
 
 
#endif