//
|
// OrderedDictionary.m
|
// OrderedDictionary
|
//
|
// Created by Matt Gallagher on 19/12/08.
|
// Copyright 2008 Matt Gallagher. All rights reserved.
|
//
|
// This software is provided 'as-is', without any express or implied
|
// warranty. In no event will the authors be held liable for any damages
|
// arising from the use of this software. Permission is granted to anyone to
|
// use this software for any purpose, including commercial applications, and to
|
// alter it and redistribute it freely, subject to the following restrictions:
|
//
|
// 1. The origin of this software must not be misrepresented; you must not
|
// claim that you wrote the original software. If you use this software
|
// in a product, an acknowledgment in the product documentation would be
|
// appreciated but is not required.
|
// 2. Altered source versions must be plainly marked as such, and must not be
|
// misrepresented as being the original software.
|
// 3. This notice may not be removed or altered from any source
|
// distribution.
|
//
|
|
#import "OrderedDictionary.h"
|
|
NSString *DescriptionForObject(NSObject *object, id locale, NSUInteger indent) {
|
NSString *objectString;
|
if ([object isKindOfClass:[NSString class]]) {
|
objectString = (NSString *)object;
|
} else if ([object respondsToSelector:@selector(descriptionWithLocale:indent:)]) {
|
objectString = [(NSDictionary *)object descriptionWithLocale:locale indent:indent];
|
} else if ([object respondsToSelector:@selector(descriptionWithLocale:)]) {
|
objectString = [(NSSet *)object descriptionWithLocale:locale];
|
} else {
|
objectString = [object description];
|
}
|
return objectString;
|
}
|
|
@implementation OrderedDictionary
|
|
- (void)initObjectsWithCapacity:(NSUInteger)capacity {
|
if (self != nil) {
|
dictionary = [[NSMutableDictionary alloc] initWithCapacity:capacity];
|
array = [[NSMutableArray alloc] initWithCapacity:capacity];
|
}
|
}
|
|
- (id)init {
|
self = [super init];
|
[self initObjectsWithCapacity:0];
|
return self;
|
}
|
|
- (id)initWithCapacity:(NSUInteger)capacity {
|
self = [super init];
|
[self initObjectsWithCapacity:0];
|
return self;
|
}
|
|
- (id)copy {
|
return [self mutableCopy];
|
}
|
|
- (void)setObject:(id)anObject forKey:(id)aKey {
|
if (![dictionary objectForKey:aKey]) {
|
[array addObject:aKey];
|
}
|
[dictionary setObject:anObject forKey:aKey];
|
}
|
|
- (void)removeObjectForKey:(id)aKey {
|
[dictionary removeObjectForKey:aKey];
|
[array removeObject:aKey];
|
}
|
|
- (NSUInteger)count {
|
return [dictionary count];
|
}
|
|
- (id)objectForKey:(id)aKey {
|
return [dictionary objectForKey:aKey];
|
}
|
|
- (NSEnumerator *)keyEnumerator {
|
return [array objectEnumerator];
|
}
|
|
- (NSEnumerator *)reverseKeyEnumerator {
|
return [array reverseObjectEnumerator];
|
}
|
|
// Added by Diorcet Yann
|
- (void)insertObject:(id)anObject forKey:(id)aKey selector:(SEL)comparator {
|
if ([dictionary objectForKey:aKey]) {
|
[self removeObjectForKey:aKey];
|
}
|
NSUInteger anIndex;
|
IMP imp = [aKey methodForSelector:comparator];
|
NSComparisonResult (*func)(id, SEL, id) = (void *)imp;
|
|
for (anIndex = 0; anIndex < [array count]; ++anIndex) {
|
NSComparisonResult result = (NSComparisonResult)func(aKey, comparator, [array objectAtIndex:anIndex]);
|
if (result <= 0) {
|
break;
|
}
|
}
|
[array insertObject:aKey atIndex:anIndex];
|
[dictionary setObject:anObject forKey:aKey];
|
}
|
//
|
|
- (void)insertObject:(id)anObject forKey:(id)aKey atIndex:(NSUInteger)anIndex {
|
if ([dictionary objectForKey:aKey]) {
|
[self removeObjectForKey:aKey];
|
}
|
[array insertObject:aKey atIndex:anIndex];
|
[dictionary setObject:anObject forKey:aKey];
|
}
|
|
- (id)keyAtIndex:(NSUInteger)anIndex {
|
return [array objectAtIndex:anIndex];
|
}
|
|
- (NSString *)descriptionWithLocale:(id)locale indent:(NSUInteger)level {
|
NSMutableString *indentString = [NSMutableString string];
|
NSUInteger i, count = level;
|
for (i = 0; i < count; i++) {
|
[indentString appendFormat:@" "];
|
}
|
|
NSMutableString *description = [NSMutableString string];
|
[description appendFormat:@"%@{\n", indentString];
|
for (NSObject *key in self) {
|
[description appendFormat:@"%@ %@ = %@;\n", indentString, DescriptionForObject(key, locale, level),
|
DescriptionForObject([self objectForKey:key], locale, level)];
|
}
|
[description appendFormat:@"%@}\n", indentString];
|
return description;
|
}
|
|
@end
|