/* listiterator.vala
*
* Copyright (C) 2009 Didier Villevalois
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Author:
* Didier 'Ptitjes Villevalois <ptitjes@free.fr>
*/
/**
* A list iterator. This supports bi-directionnal and index-based iteration.
*/
public interface Gee.ListIterator<G> : Gee.Iterator<G> {
/**
* Sets the current item in the iteration to the specified new item.
*/
public abstract void set (G item);
/**
* Adds the specified item after the current item in the iteration. The
* iterator is moved to the point of the new added item.
*
* Please note that if iterator points in-between elements the element
* is added after the current element and iterator point on it.
*/
public abstract void add (G item);
/**
* Returns the current index in the iteration.
*
* @return the current index
*/
public abstract int index ();
}