继承UIView写自定义button

#import <UIKit/UIKit.h>

@interface LPButton : UIView

@property (nonatomic,strong) id target;
@property (nonatomic,assign) SEL action;

- (void)addTarget:(id)target action:(SEL)action;

@end

 

//
//  LPButton.m
//  loopdiner
//
//  Created by yl on 15/12/8.
//  Copyright © 2015年 yl. All rights reserved.
//

#import "LPButton.h"

@implementation LPButton

- (instancetype)initWithFrame:(CGRect)frame {
    self = [super initWithFrame:frame];
    if (self) {
        [self createMyView];
    }
    return self;
}

- (void)createMyView {
    UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tapAction)];
    [self addGestureRecognizer:tap];
    
}
/*
    //或者不添加tap事件，直接调用这个事件
-(void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event {
    UITouch *touche = [touches anyObject];
    CGPoint point = [touche locationInView:self];
    if (CGRectContainsPoint(self.bounds, point))
    {
        [self.target performSelector:self.action withObject:self];
    }
}
*/
- (void)tapAction {
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
    [self.target performSelector:self.action withObject:self];
#pragma clang diagnostic pop
    
}

- (void)addTarget:(id)target action:(SEL)action {
    self.target = target;
    self.action = action;

}

@end

 这里只是一种方法，还可以通过代理等方法实现。