UIButton - 避免多次重复点击

gistfile1.txt

#import <UIKit/UIKit.h>

@interface UIButton (antiMultiplyTouch)

- (void)antiMultiplyTouch:(NSTimeInterval)delay block:(void(^)(void))operation;

@end

== .m文件
#import "UIButton+AntiMultiplyTouch.h"

@implementation UIButton (AntiMultiplyTouch)

- (void)antiMultiplyTouch:(NSTimeInterval)delay block:(void(^)(void))operation
{
    self.userInteractionEnabled = NO;

    dispatch_after(
                   dispatch_time(
                                 DISPATCH_TIME_NOW,
                                 delay * NSEC_PER_SEC
                                 ),
                   dispatch_get_main_queue(),
                   ^{
                        self.userInteractionEnabled = YES;
                        operation();
                    }
                   );
}

@end