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92 lines
2.4 KiB
C
92 lines
2.4 KiB
C
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/*
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EOSortOrdering.h
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Copyright (C) 2000 Free Software Foundation, Inc.
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Author: Mirko Viviani <mirko.viviani@rccr.cremona.it>
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Date: February 2000
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This file is part of the GNUstep Database 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 Library 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 Library General Public
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License along with this library; see the file COPYING.LIB.
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If not, write to the Free Software Foundation,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __EOSortOrdering_h__
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#define __EOSortOrdering_h__
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#import <Foundation/Foundation.h>
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#import <EOControl/EONull.h>
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@interface EOSortOrdering : NSObject <NSCoding>
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{
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SEL _selector;
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NSString *_key;
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}
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+ (EOSortOrdering *)sortOrderingWithKey: (NSString *)key
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selector: (SEL)selector;
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- initWithKey: (NSString *)key selector: (SEL)selector;
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- (NSString *)key;
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- (SEL)selector;
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@end
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@interface NSArray (EOKeyBasedSorting)
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- (NSArray *)sortedArrayUsingKeyOrderArray: (NSArray *)orderArray;
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@end
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@interface NSMutableArray (EOKeyBasedSorting)
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- (void)sortUsingKeyOrderArray: (NSArray *)orderArray;
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@end
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@interface NSObject (EOSortOrderingComparison)
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- (NSComparisonResult)compareAscending: (id)other;
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- (NSComparisonResult)compareDescending: (id)other;
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- (NSComparisonResult)compareCaseInsensitiveAscending: (id)other;
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- (NSComparisonResult)compareCaseInsensitiveDescending: (id)other;
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@end
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@interface EONull (EOSortOrderingComparison)
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- (NSComparisonResult)compareAscending: (id)other;
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- (NSComparisonResult)compareDescending: (id)other;
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- (NSComparisonResult)compareCaseInsensitiveAscending: (id)other;
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- (NSComparisonResult)compareCaseInsensitiveDescending: (id)other;
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@end
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#define EOCompareAscending @selector(compareAscending:)
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#define EOCompareDescending @selector(compareDescending:)
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#define EOCompareCaseInsensitiveAscending @selector(compareCaseInsensitiveAscending:)
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#define EOCompareCaseInsensitiveDescending @selector(compareCaseInsensitiveDescending:)
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#endif
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