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ab1693ff56
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@2209 72102866-910b-0410-8b05-ffd578937521
129 lines
2.9 KiB
Objective-C
129 lines
2.9 KiB
Objective-C
/* Concrete implementation of NSDictionary based on GNU Dictionary class
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Copyright (C) 1995, 1996 Free Software Foundation, Inc.
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Written by: Andrew Kachites McCallum <mccallum@gnu.ai.mit.edu>
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Created: April 1995
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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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Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <Foundation/NSGDictionary.h>
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#include <gnustep/base/NSDictionary.h>
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#include <gnustep/base/behavior.h>
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#include <gnustep/base/Dictionary.h>
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#include <Foundation/NSUtilities.h>
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#include <Foundation/NSString.h>
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@interface NSGDictionaryKeyEnumerator : NSEnumerator
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{
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NSDictionary *dictionary;
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void *enum_state;
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}
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@end
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@implementation NSGDictionaryKeyEnumerator
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- initWithDictionary: (NSDictionary*)d
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{
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[super init];
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dictionary = d;
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[dictionary retain];
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enum_state = 0;
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return self;
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}
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- nextObject
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{
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id k;
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[dictionary nextObjectAndKey: &k withEnumState: &enum_state];
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return k;
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}
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- (void) dealloc
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{
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[dictionary release];
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[super dealloc];
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}
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@end
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@interface NSGDictionaryObjectEnumerator : NSGDictionaryKeyEnumerator
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@end
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@implementation NSGDictionaryObjectEnumerator
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- nextObject
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{
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id k;
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[dictionary nextObjectAndKey: &k withEnumState: &enum_state];
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return k;
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}
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@end
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@implementation NSGDictionary
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+ (void) initialize
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{
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if (self == [NSGDictionary class])
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behavior_class_add_class (self, [Dictionary class]);
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}
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- objectForKey: aKey
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{
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/* xxx Should I change the method name in Dictionary?
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I don't really want to; I think "at" is better. */
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return [self objectAtKey: aKey];
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}
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/*
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Comes from Dictionary.m
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- initWithObjects: (id*)objects
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forKeys: (NSObject**)keys
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count: (unsigned)count
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- (unsigned) count
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- (NSEnumerator*) keyEnumerator
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- (NSEnumerator*) objectEnumerator
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*/
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@end
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@implementation NSGMutableDictionary
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+ (void) initialize
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{
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if (self == [NSGMutableDictionary class])
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behavior_class_add_class (self, [NSGDictionary class]);
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}
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/* This is the designated initializer */
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/* Comes from Dictionary.m
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- initWithCapacity: (unsigned)numItems
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*/
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- (void) setObject:anObject forKey:(NSObject *)aKey
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{
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[self putObject: anObject atKey: aKey];
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}
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- (void) removeObjectForKey:(NSObject *)aKey
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{
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[self removeObjectAtKey: aKey];
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}
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@end
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