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79 lines
2.6 KiB
C
79 lines
2.6 KiB
C
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/** Declaration of extension methods for base additions
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Copyright (C) 2003-2010 Free Software Foundation, Inc.
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Written by: Richard Frith-Macdonald <rfm@gnu.org>
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and: Adam Fedor <fedor@gnu.org>
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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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*/
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#ifndef INCLUDED_NSArray_GNUstepBase_h
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#define INCLUDED_NSArray_GNUstepBase_h
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#import <GNUstepBase/GSVersionMacros.h>
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#import <Foundation/NSArray.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(GS_API_NONE,GS_API_LATEST)
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@interface NSArray (GNUstepBase)
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/** <p>Method for working with sorted arrays - use a binary chop
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* to determine the insertion location for an object. If equal objects
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* already exist in the array, they will be located immediately before
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* the insertion position.
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* </p>
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* <p>The comparator function takes two items as arguments, the first is the
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* item to be added, the second is the item already in the array.
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* The function should return NSOrderedAscending if the item to be
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* added is 'less than' the item in the array, NSOrderedDescending
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* if it is greater, and NSOrderedSame if it is equal.
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* </p>
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*/
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- (NSUInteger) insertionPosition: (id)item
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usingFunction: (NSComparisonResult (*)(id, id, void *))sorter
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context: (void *)context;
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/* <p>Method for working with sorted arrays - use a binary chop
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* to determine the insertion location for an object. If equal objects
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* already exist in the array, they will be located immediately before
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* the insertion position.
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* </p>
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* <p>The selector identifies a method returning NSOrderedAscending if
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* the receiver is 'less than' the argument, and NSOrderedDescending if
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* it is greate.
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* </p>
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*/
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- (NSUInteger) insertionPosition: (id)item
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usingSelector: (SEL)comp;
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@end
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#endif /* OS_API_VERSION */
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#if defined(__cplusplus)
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}
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#endif
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#endif /* INCLUDED_NSArray_GNUstepBase_h */
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