上代码.h文件
#import <UIKit/UIKit.h>
NS_ASSUME_NONNULL_BEGIN
typedef void(^MyTapGestureRecognizerBlock)();
@interface UIView (TapGestureRecognize)
/**
* 可用来重新设置点击事件的方法
*/
@property (nonatomic, copy) MyTapGestureRecognizerBlock gestureBlock;
/**
* 给视图添加一个点击事件
* @param action 实现点击事件的方法
*/
- (void)addGestureRecognizerAtction:(MyTapGestureRecognizerBlock __nonnull)action;
@end
NS_ASSUME_NONNULL_END
.m文件
#import "UIView+TapGestureRecognize.h"
#import <objc/runtime.h>
#import <objc/message.h>
@implementation UIView (TapGestureRecognize)
#pragma mark - 动态生成属性
static char gestureBlockKey;
@dynamic gestureBlock;
- (void)setGestureBlock:(MyTapGestureRecognizerBlock)gestureBlock {
objc_setAssociatedObject(self, &gestureBlockKey, gestureBlock, OBJC_ASSOCIATION_COPY_NONATOMIC);
}
- (MyTapGestureRecognizerBlock)gestureBlock {
return objc_getAssociatedObject(self, &gestureBlockKey);
}
#pragma mark - 实现功能方法
- (void)addGestureRecognizerAtction:(MyTapGestureRecognizerBlock)action {
UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleMyTapGestureRecognizer)];
[self addGestureRecognizer:tap];
self.gestureBlock = action;
self.userInteractionEnabled = YES;
}
- (void)handleMyTapGestureRecognizer {
static double preClickTime = -1;
double curClickTime = [[NSDate date] timeIntervalSince1970];
if ((curClickTime - preClickTime) > 0.2) {
self.gestureBlock();
}
preClickTime = curClickTime;
}
@end
