/*
* Copyright (c) 2008, 2009, 2010, 2011
* Jonathan Schleifer <js@webkeks.org>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE.QPL included in
* the packaging of this file.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include <stdarg.h>
#import "OFObject.h"
#import "OFCollection.h"
#import "OFSerialization.h"
@class OFArray;
#ifdef OF_HAVE_BLOCKS
typedef void (^of_set_enumeration_block_t)(id object, BOOL *stop);
typedef BOOL (^of_set_filter_block_t)(id object);
#endif
/**
* \brief An abstract class for an unordered set of unique objects.
*/
@interface OFSet: OFObject <OFCollection, OFCopying, OFMutableCopying,
OFSerialization>
/**
* \brief Creates a new set.
*
* \return A new, autoreleased set
*/
+ set;
/**
* \brief Creates a new set with the specified set.
*
* \param set The set to initialize the set with
* \return A new, autoreleased set with the specified set
*/
+ setWithSet: (OFSet*)set;
/**
* \brief Creates a new set with the specified array.
*
* \param array The array to initialize the set with
* \return A new, autoreleased set with the specified array
*/
+ setWithArray: (OFArray*)array;
/**
* \brief Creates a new set with the specified objects.
*
* \param firstObject The first object for the set
* \return A new, autoreleased set with the specified objects
*/
+ setWithObjects: (id)firstObject, ...;
/**
* \brief Initializes an already allocated set with the specified set.
*
* \param set The set to initialize the set with
* \return An initialized set with the specified set
*/
- initWithSet: (OFSet*)set;
/**
* \brief Initializes an already allocated set with the specified array.
*
* \param array The array to initialize the set with
* \return An initialized set with the specified array
*/
- initWithArray: (OFArray*)array;
/**
* \brief Initializes an already allocated set with the specified objects.
*
* \param firstObject The first object for the set
* \return An initialized set with the specified objects
*/
- initWithObjects: (id)firstObject, ...;
/**
* \brief Initializes an already allocated set with the specified object and
* va_list.
*
* \param firstObject The first object for the set
* \param arguments A va_list with the other objects
* \return An initialized set with the specified object and va_list
*/
- initWithObject: (id)firstObject
arguments: (va_list)arguments;
/**
* \brief Returns whether the receiver is a subset of the specified set.
*
* \return Whether the receiver is a subset of the specified set
*/
- (BOOL)isSubsetOfSet: (OFSet*)set;
/**
* \brief Returns whether the receiver and the specified set have at least one
* object in common.
*
* \return Whether the receiver and the specified set have at least one object
* in common
*/
- (BOOL)intersectsSet: (OFSet*)set;
#ifdef OF_HAVE_BLOCKS
/**
* \brief Executes a block for each object in the set.
*
* \param block The block to execute for each object in the set
*/
- (void)enumerateObjectsUsingBlock: (of_set_enumeration_block_t)block;
/**
* \brief Creates a new set, only containing the objects for which the block
* returns YES.
*
* \param block A block which determines if the object should be in the new set
* \return A new, autoreleased OFSet
*/
- (OFSet*)filteredSetUsingBlock: (of_set_filter_block_t)block;
#endif
@end
@interface OFSet_placeholder: OFSet
@end
#import "OFMutableSet.h"