NSMutableArray-Delegate is a category that adds patern Delegate for mutable array.

Supported delegate methods

• - (void)mutableArray:(NSMutableArray *)array willAddObject:(id)object
• - (void)mutableArray:(NSMutableArray *)array didAddObject:(id)object
• - (void)mutableArray:(NSMutableArray *)array willAddObjectsFromArray:(NSArray *)objects
• - (void)mutableArray:(NSMutableArray *)array didAddObjectsFromArray:(NSArray *)objects
• - (void)mutableArray:(NSMutableArray *)array willInsertObject:(id)object atIndex:(NSUInteger) index
• - (void)mutableArray:(NSMutableArray *)array didInsertObject:(id)object atIndex:(NSUInteger) index
• - (void)mutableArray:(NSMutableArray *)array willInsertObjects:(NSArray *)objects atIndexes:(NSIndexSet *)indexes
• - (void)mutableArray:(NSMutableArray *)array didInsertObjects:(NSArray *)objects atIndexes:(NSIndexSet *) indexes
• - (void)mutableArrayWillRemoveAllObjects:(NSMutableArray *)array
• - (void)mutableArrayDidRemoveAllObjects:(NSMutableArray *)array
• - (void)mutableArray:(NSMutableArray *)array willRemoveObject:(id)object
• - (void)mutableArray:(NSMutableArray *)array didRemoveObject:(id)object
• - (void)mutableArray:(NSMutableArray *)array willRemoveObjectAtIndex:(NSUInteger)index
• - (void)mutableArray:(NSMutableArray *)array didRemoveObjectAtIndex:(NSUInteger)index

Example

#import "NSMutableArray+Delegate.h"

...

@interface YourClass <NSMutableArrayDelegate>

...

NSMutableArray *array = [NSMutableArra array];
array.delegate = self;

#pragma mark - NSMutableArrayDelegate

- (void)mutableArray:(NSMutableArray *)array
        didAddObject:(id)object
{
  NSLog(@"Object %@ is added to the array", object);
}

License

NSMutableArray-Delegate is available under the MIT license. See the LICENSE file for more info.