2005-08-30 14:54:43 +00:00
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/* Interface for NSSortDescriptor for GNUStep
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Copyright (C) 2005 Free Software Foundation, Inc.
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Written by: Saso Kiselkov <diablos@manga.sk>
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Date: 2005
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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 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; if not, write to the Free
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2006-03-08 11:28:59 +00:00
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Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02111 USA.
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2005-08-30 14:54:43 +00:00
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*/
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#ifndef __NSSortDescriptor_h_GNUSTEP_BASE_INCLUDE
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#define __NSSortDescriptor_h_GNUSTEP_BASE_INCLUDE
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#include <Foundation/NSObject.h>
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#include <Foundation/NSArray.h>
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@class NSString;
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@interface NSSortDescriptor : NSObject <NSCopying, NSCoding>
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{
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NSString * _key;
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BOOL _ascending;
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SEL _selector;
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}
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// initialization
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- (id) initWithKey: (NSString *) key ascending: (BOOL) ascending;
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- (id) initWithKey: (NSString *) key
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ascending: (BOOL) ascending
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selector: (SEL) selector;
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// getting information about a sort descriptor's setup
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- (BOOL) ascending;
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- (NSString *) key;
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- (SEL) selector;
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// using sort descriptors
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- (NSComparisonResult) compareObject: (id) object1 toObject: (id) object2;
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- (id) reversedSortDescriptor;
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@end
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@interface NSArray (NSSortDescriptorSorting)
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- (NSArray *) sortedArrayUsingDescriptors: (NSArray *) sortDescriptors;
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@end
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@interface NSMutableArray (NSSortDescriptorSorting)
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- (void) sortUsingDescriptors: (NSArray *) sortDescriptors;
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@end
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#endif /* __NSSortDescriptor_h_GNUSTEP_BASE_INCLUDE */
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