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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@940 72102866-910b-0410-8b05-ffd578937521
82 lines
2.6 KiB
Objective-C
82 lines
2.6 KiB
Objective-C
/* Protocol for Objective-C objects holding (keyElement,contentElement) pairs.
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Copyright (C) 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
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Written by: R. Andrew McCallum <mccallum@gnu.ai.mit.edu>
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Date: May 1993
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This file is part of the GNU Objective C Class 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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/* The <KeyedCollecting> protocol inherits from the <Collecting> protocol.
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The <KeyedCollecting> protocol defines the interface to a
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collection of elements that are accessible by a key, where the key is
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some unique element. Pairs of (key element, content element) may be
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added, removed and replaced. The keys and contents may be tested,
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enumerated and copied.
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*/
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#ifndef __KeyedCollecting_h_OBJECTS_INCLUDE
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#define __KeyedCollecting_h_OBJECTS_INCLUDE
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#include <objects/stdobjects.h>
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#include <objects/Collecting.h>
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@protocol ConstantKeyedCollecting <ConstantCollecting>
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// INITIALIZING;
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- initWithObjects: (id*)objects forKeys: (id*)keys count: (unsigned)c;
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// GETTING ELEMENTS AND KEYS;
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- objectAtKey: aKey;
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- keyOfObject: aContentObject;
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// TESTING;
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- (BOOL) containsKey: aKey;
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// ENUMERATIONS;
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- (id <Enumerating>) keyEnumerator;
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- withKeyObjectsInvoke: (id <Invoking>)anInvocation;
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- withKeyObjectsInvoke: (id <Invoking>)anInvocation
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whileTrue: (BOOL *)flag;
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// LOW-LEVEL ENUMERATING;
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- nextObjectAndKey: (id*)keyPtr withEnumState: (void**)enumState;
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// COPYING;
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- shallowCopyValuesAs: (Class)aCollectingClass;
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- shallowCopyKeysAs: (Class)aCollectingClass;
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- copyValuesAs: (Class)aCollectingClass;
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- copyKeysAs: (Class)aCollectingClass;
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@end
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@protocol KeyedCollecting <ConstantKeyedCollecting, Collecting>
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// ADDING;
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- (void) putObject: newContentObject atKey: aKey;
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// REPLACING AND SWAPPING;
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- (void) replaceObjectAtKey: aKey with: newContentObject;
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- (void) swapObjectsAtKeys: key1 : key2;
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// REMOVING;
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- (void) removeObjectAtKey: aKey;
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@end
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#endif /* __KeyedCollecting_h_OBJECTS_INCLUDE */
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