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79 lines
2.3 KiB
C
79 lines
2.3 KiB
C
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/* Interface for NSValueTransformer for GNUStep
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Copyright (C) 2006 Free Software Foundation, Inc.
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Written Dr. H. Nikolaus Schaller
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Created on Mon Mar 21 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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Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02111 USA.
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*/
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#ifndef __NSValueTransformer_h_GNUSTEP_BASE_INCLUDE
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#define __NSValueTransformer_h_GNUSTEP_BASE_INCLUDE
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#import <GNUstepBase/GSVersionMacros.h>
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#if OS_API_VERSION(100300,GS_API_LATEST) && GS_API_VERSION(010200,GS_API_LATEST)
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#import <Foundation/NSObject.h>
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#if defined(__cplusplus)
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extern "C" {
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#endif
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GS_EXPORT NSString* const NSNegateBooleanTransformerName;
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GS_EXPORT NSString* const NSIsNilTransformerName;
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GS_EXPORT NSString* const NSIsNotNilTransformerName;
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GS_EXPORT NSString* const NSUnarchiveFromDataTransformerName;
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@class NSString;
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@interface NSValueTransformer : NSObject
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+ (BOOL) allowsReverseTransformation;
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+ (void) setValueTransformer: (NSValueTransformer *)transformer
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forName: (NSString *)name;
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+ (Class) transformedValueClass;
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+ (NSValueTransformer *) valueTransformerForName: (NSString *)name;
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+ (NSArray *) valueTransformerNames;
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- (id) reverseTransformedValue: (id)value;
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- (id) transformedValue: (id)value;
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@end
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// builtin transformers
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@interface NSNegateBooleanTransformer : NSValueTransformer
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@end
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@interface NSIsNilTransformer : NSValueTransformer
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@end
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@interface NSIsNotNilTransformer : NSValueTransformer
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@end
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@interface NSUnarchiveFromDataTransformer : NSValueTransformer
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@end
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#if defined(__cplusplus)
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}
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#endif
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#endif /* OS_API_VERSION */
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#endif /* __NSValueTransformer_h_GNUSTEP_BASE_INCLUDE */
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