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/** Private Bindings helper functions for GNUstep
Copyright (C) 2007 Free Software Foundation, Inc.
Written by: Chris Farber <chris@chrisfarber.net>
Date: 2007
Author: Fred Kiefer <fredkiefer@gmx.de>
Date: Decembre 2007
This file is part of the GNUstep GUI Library.
This library 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.
This library 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 this library; see the file COPYING.LIB.
If not, see <http://www.gnu.org/licenses/> or write to the
Free Software Foundation, 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef _GS_BINDING_HELPER_H
#define _GS_BINDING_HELPER_H
#import <Foundation/NSObject.h>
@class NSString;
@class NSDictionary;
@class NSMutableDictionary;
@class NSArray;
@interface GSKeyValueBinding : NSObject
{
@public
NSDictionary *info;
id src;
}
+ (void) exposeBinding: (NSString *)binding forClass: (Class)clazz;
+ (NSArray *) exposedBindingsForClass: (Class)clazz;
+ (GSKeyValueBinding *) getBinding: (NSString *)binding
forObject: (id)anObject;
+ (NSDictionary *) infoForBinding: (NSString *)binding
forObject: (id)anObject;
+ (void) unbind: (NSString *)binding forObject: (id)anObject;
+ (void) unbindAllForObject: (id)anObject;
- (id) initWithBinding: (NSString *)binding
withName: (NSString *)name
toObject: (id)dest
withKeyPath: (NSString *)keyPath
options: (NSDictionary *)options
fromObject: (id)source;
- (void) setValueFor: (NSString *)binding;
- (void) reverseSetValue: (id)value;
- (void) reverseSetValueFor: (NSString *)binding;
- (id) destinationValue;
- (id) sourceValueFor: (NSString *)binding;
/* Transforms the value with a value transformer, if specified and available,
* and takes care of any placeholders
*/
- (id) transformValue: (id)value withOptions: (NSDictionary *)options;
- (id) reverseTransformValue: (id)value withOptions: (NSDictionary *)options;
@end
@interface GSKeyValueOrBinding : GSKeyValueBinding
@end
@interface GSKeyValueAndBinding : GSKeyValueBinding
@end
#endif //_GS_BINDING_HELPER_H
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