/*
* Copyright (c) 2008 - 2009
* Jonathan Schleifer <js@webkeks.org>
*
* All rights reserved.
*
* This file is part of libobjfw. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE included in
* the packaging of this file.
*/
#import "OFObject.h"
#import "OFList.h"
#import "OFDictionary.h"
extern int _OFIterator_reference;
/**
* The OFIterator class provides methods to iterate through objects.
*/
@interface OFIterator: OFObject
{
OFList **data;
size_t size;
size_t pos;
of_list_object_t *last;
}
- initWithData: (OFList**)data
andSize: (size_t)size;
/**
* Returns the next object in the dictionary.
*
* Always call it twice in a row, as it returns the key on the first call and
* the value on the second. Therefore, if you want a key value pair, you have
* to call:
*
* key = [iter nextObject];\n
* value = [iter nextObject];
*
* When there is no more object left, an OFNotInSetException is thrown.
*
* \return The key on the first call and the value on the second
*/
- (id)nextObject;
/**
* Resets the iterator, so the next call to nextObject returns the first again.
*/
- reset;
@end
@interface OFDictionary (OFIterator)
/**
* \return An OFIterator for the OFDictionary
*/
- (OFIterator*)iterator;
@end