OOOrderedDictionary.h

#import <Foundation/Foundation.h>

@interface OOOrderedDictionary : NSObject <NSFastEnumeration> {
@private
  SEL keySelector;
}

@property(nonatomic, assign) SEL keySelector; 
- (id)initWithKeySelector:(SEL)keySelector;

- (id)initWithCapacity:(NSUInteger)numItems;

- (id)initWithCapacity:(NSUInteger)numItems keySelector:(SEL)keySelector;

- (void)setObject:(id)obj forKey:(id)key;

- (void)addObject:(id)obj;

- (id)objectForKey:(id)key;

- (NSInteger)indexForKey:(id)key;

- (NSInteger)indexForValue:(id)value;

- (id)objectAtIndex:(NSInteger)index;

- (void)removeObject:(id)obj;

- (void)removeObjectAtIndex:(NSInteger)index;

- (void)removeObjectIdenticalTo:(id)obj;

- (void)sortUsingSelector:(SEL)comparator;

- (void)sortWithOptions:(NSSortOptions)opts usingComparator:(NSComparator)cmptr;

- (NSUInteger)count;

- (NSArray *)objectsInRange:(NSRange)range;

- (NSArray *)keysInRange:(NSRange)range;

- (NSUInteger)countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(__unsafe_unretained id *)stackbuf count:(NSUInteger)len;

@end