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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@29615 72102866-910b-0410-8b05-ffd578937521
121 lines
3.2 KiB
Objective-C
121 lines
3.2 KiB
Objective-C
/** Interface for NSIndexPath for GNUStep
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Copyright (C) 2006 Free Software Foundation, Inc.
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Written by: Richard Frith-Macdonald <rfm@gnu.org>
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Created: Feb 2006
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This file is part of the GNUstep Base Library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free
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Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02111 USA.
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AutogsdocSource: NSIndexPath.m
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*/
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#ifndef _NSIndexPath_h_GNUSTEP_BASE_INCLUDE
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#define _NSIndexPath_h_GNUSTEP_BASE_INCLUDE
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#import <GNUstepBase/GSVersionMacros.h>
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#import <Foundation/NSObject.h>
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#if defined(__cplusplus)
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extern "C" {
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#endif
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#if OS_API_VERSION(100400,GS_API_LATEST) && GS_API_VERSION( 10200,GS_API_LATEST)
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/**
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* Instances of this class represent a series of indexes into a hierarchy
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* of arrays.<br />
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* Each instance is a unique shared object.
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*/
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@interface NSIndexPath : NSObject <NSCopying, NSCoding>
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{
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#if GS_EXPOSE(NSIndexPath)
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@private
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NSUInteger _hash;
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NSUInteger _length;
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NSUInteger *_indexes;
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void *_unused;
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#endif
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}
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/**
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* Return a path containing the single value anIndex.
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*/
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+ (id) indexPathWithIndex: (NSUInteger)anIndex;
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/**
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* Return a path containing all the indexes in the supplied array.
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*/
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+ (id) indexPathWithIndexes: (NSUInteger*)indexes length: (NSUInteger)length;
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/**
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* Compares other with the receiver.<br />
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* Returns NSOrderedSame if the two are identical.<br />
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* Returns NSOrderedAscending if other is less than the receiver in a
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* depth-wise comparison.<br />
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* Returns NSOrderedDescending otherwise.
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*/
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- (NSComparisonResult) compare: (NSIndexPath*)other;
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/**
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* Copies all index values from the receiver into aBuffer.
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*/
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- (void) getIndexes: (NSUInteger*)aBuffer;
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/**
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* Return the index at the specified position or NSNotFound if there
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* is no index at the specified position.
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*/
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- (NSUInteger) indexAtPosition: (NSUInteger)position;
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/**
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* Return path formed by adding anIndex to the receiver.
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*/
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- (NSIndexPath *) indexPathByAddingIndex: (NSUInteger)anIndex;
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/**
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* Return path formed by removing the last index from the receiver.
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*/
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- (NSIndexPath *) indexPathByRemovingLastIndex;
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/** <init />
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* Returns the shared instance containing the specified index, creating it
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* and destroying the receiver if necessary.
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*/
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- (id) initWithIndex: (NSUInteger)anIndex;
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/** <init />
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* Returns the shared instance containing the specified index array,
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* creating it and destroying the receiver if necessary.
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*/
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- (id) initWithIndexes: (NSUInteger*)indexes length: (NSUInteger)length;
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/**
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* Returns the number of index values present in the receiver.
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*/
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- (NSUInteger) length;
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@end
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#endif
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#if defined(__cplusplus)
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}
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#endif
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#endif
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