OpaqueLayer.h

// Feel free to use. MIT License

#import "cocos2d.h"

// Layer that will just capture any touch events on it
@interface OpaqueLayer : CCLayerColor 

@end

OpaqueLayer.m

//  OpaqueLayer.m

#import "OpaqueLayer.h"

@implementation OpaqueLayer

- (id) initWithColor:(ccColor4B)color width:(GLfloat)w  height:(GLfloat) h {
    if( (self=[super initWithColor:color width:w height:h]) ) {
        [self setTouchPriority:kCCMenuHandlerPriority];
        [self setTouchMode:kCCTouchesOneByOne];
        [self setTouchEnabled:YES];
    }   
    return self;
}

-(void) registerWithTouchDispatcher {
    [[[CCDirector sharedDirector] touchDispatcher] addTargetedDelegate:self
                                                              priority:_touchPriority
                                                       swallowsTouches:_touchSwallow];
}

// just swallow any touches meant for us
-(BOOL) ccTouchBegan:(UITouch *)touch withEvent:(UIEvent *)event {
    CGPoint point = [self convertTouchToNodeSpace:touch];
    CGRect rect = CGRectMake(0, 0, self.contentSize.width, self.contentSize.height);
    
    return CGRectContainsPoint(rect, point);
}
@end