NSObject+KVO_Blocks.h

//
//  NSObject+KVO_Blocks.h
//
//  Created by Jonathan Annett on 1/11/13.
//  Copyright (c) 2013 Sophtwhere. All rights reserved.
//

#import <Foundation/Foundation.h>

typedef void (^KVOBlock)(
                         NSString *key,
                         id value,
                         NSDictionary *change,
                         void *context);

@interface NSObject (KVOBlocks)

- (void)addObserverForKeyPath:(NSString *)keyPath
                      options:(NSKeyValueObservingOptions)options
                      context:(void *)context
                    withBlock:(KVOBlock)block;

- (void)removeBlock:(KVOBlock)block observerForKeyPath:(NSString *)keyPath;

@end