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/*
Copyright (c) 1998, 1999, 2000, 2001, 2003, 2004 Benhur Stein
This file is part of Pajé.
Pajé is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
Pajé is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
for more details.
You should have received a copy of the GNU Lesser General Public License
along with Pajé; if not, write to the Free Software Foundation, Inc.,
59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _UniqueString_h_
#define _UniqueString_h_
// UniqueString.h
//
// Strings of this class are uniqued, all equal instances are the same object.
//
#include <Foundation/NSObject.h>
#include <Foundation/NSString.h>
#include <Foundation/NSArray.h>
#include <Foundation/NSDictionary.h>
#define U(s) [UniqueString stringWithString:s]
@interface UniqueString : NSObject
{
NSObject *string;
}
+ (UniqueString *)stringWithString:(NSString *)s;
// primitive methods
//- (unsigned int)length;
//- (unichar)characterAtIndex:(unsigned)index;
// NSObject protocol
- (BOOL)isEqual:(id)object;
- (unsigned)hash;
@end
@interface NSString (UnifyStrings)
- (id)unifyStrings;
@end
@interface NSArray (UnifyStrings)
- (id)unifyStrings;
@end
@interface NSDictionary (UnifyStrings)
- (id)unifyStrings;
@end
#endif
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