2 Copyright (C) 2000-2005 SKYRIX Software AG
4 This file is part of SOPE.
6 SOPE is free software; you can redistribute it and/or modify it under
7 the terms of the GNU Lesser General Public License as published by the
8 Free Software Foundation; either version 2, or (at your option) any
11 SOPE is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
14 License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with SOPE; see the file COPYING. If not, write to the
18 Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
22 #ifndef __NGRuleEngine_NGRuleContext_H__
23 #define __NGRuleEngine_NGRuleContext_H__
25 #import <Foundation/NSObject.h>
30 This is a specialized rule evaluation object for key based (assignment)
31 rules. It exports evaluated rule values using key-value coding, thereby
32 giving a very simple access somewhat similiar to CSS.
35 @class NSString, NSArray, NSMutableDictionary;
38 @interface NGRuleContext : NSObject
40 NSMutableDictionary *storedValues;
45 + (id)ruleContextWithModelInUserDefault:(NSString *)_defName;
46 + (id)ruleContextWithModel:(NGRuleModel *)_model;
47 - (id)initWithModel:(NGRuleModel *)_model;
51 - (void)setModel:(NGRuleModel *)_model;
52 - (NGRuleModel *)model;
54 - (void)setDebugEnabled:(BOOL)_flag;
55 - (BOOL)isDebuggingEnabled;
59 - (void)takeStoredValue:(id)_value forKey:(NSString *)_key;
60 - (id)storedValueForKey:(NSString *)_key;
63 - (void)takeValue:(id)_value forKey:(NSString *)_key;
67 - (id)valueForKey:(NSString *)_key;
69 - (id)inferredValueForKey:(NSString *)_key;
71 - (NSArray *)valuesForKeyPath:(NSString *)_kp
72 takingSuccessiveValues:(NSArray *)_values
73 forKeyPath:(NSString *)_valkp;
77 #endif /* __NGRuleEngine_NGRuleContext_H__ */