libcnary/include/node_iterator.h

/*
 * node_iterator.h
 *
 *  Created on: Mar 8, 2011
 *      Author: posixninja
 */

#ifndef NODE_ITERATOR_H_
#define NODE_ITERATOR_H_

#include "iterator.h"
#include "node_list.h"

// This class implements the abstract iterator class
typedef struct node_iterator_t {
	// Super class
	struct iterator_t super;

	// Local members
	struct node_t*(*next)(struct node_iterator_t* iterator);
	int(*bind)(struct node_iterator_t* iterator, struct node_list_t* list);

	unsigned int count;
	unsigned int position;

	struct node_list_t* list;
	struct node_t* end;
	struct node_t* begin;
	struct node_t* value;

} node_iterator_t;

void node_iterator_destroy(node_iterator_t* iterator);
node_iterator_t* node_iterator_create(node_list_t* list);

struct node_t* node_iterator_next(struct node_iterator_t* iterator);
int node_iterator_bind(struct node_iterator_t* iterator, struct node_list_t* list);

#endif /* NODE_ITERATOR_H_ */