// h文件

import <UIKit/UIKit.h>

NS_ASSUME_NONNULL_BEGIN

@interface CLCustomSwitch : UIView

@property (nonatomic, assign, getter=isOn) BOOL on;

//滑块颜色
@property (nonatomic, strong) UIColor *sliderColor;

//开启状态 背景颜色
@property (nonatomic, strong) UIColor *openColor;

//关闭状态 背景颜色
@property (nonatomic, strong) UIColor *closedColor;

@property (nonatomic, copy) void (^switchBlock)(BOOL isOn);

@end

NS_ASSUME_NONNULL_END

// m 文件

import "CLCustomSwitch.h"

@implementation CLCustomSwitch
{
UIButton *_switchBtn;
UIImageView *_sliderView;
}

• (id)initWithFrame:(CGRect)frame
  {
  self = [super initWithFrame:frame];
  if (self) {
  [self setupSubView];
  }
  return self;
  }

-(void)setupSubView{

_switchBtn = [[UIButton alloc]initWithFrame:CGRectMake(0, 0, self.width, self.height)];
_switchBtn.backgroundColor=[UIColor grayColor];
_switchBtn.layer.masksToBounds=YES;
_switchBtn.layer.cornerRadius=_switchBtn.height/2.0;
[_switchBtn addTarget:self action:@selector(switchClick:) forControlEvents:UIControlEventTouchUpInside];
[self addSubview:_switchBtn];

//滑块
_sliderView = [[UIImageView alloc] initWithFrame:CGRectMake(1.5, 0, self.height-3, self.height-3)];
_sliderView.backgroundColor=[UIColor whiteColor];
_sliderView.layer.masksToBounds=YES;
_sliderView.layer.cornerRadius=_sliderView.height/2.0;
_sliderView.centerY=self.height/2.0;
[self addSubview:_sliderView];

}

-(void)setOpenColor:(UIColor *)openColor{
_openColor=openColor;
}
-(void)setClosedColor:(UIColor *)closedColor{
_closedColor=closedColor;
}

-(void)setOn:(BOOL)on{
_on = on;

float X=1.5;
  if (on == YES) {
      X=self.width-1.5-_sliderView.width;
      _switchBtn.backgroundColor=_openColor;
  }else{
      X=1.5;
      _switchBtn.backgroundColor=_closedColor;
  }

[UIView animateWithDuration:0.2f animations:^{
    self->_sliderView.x = X;
}];

if (_switchBlock) {
    _switchBlock(_on);
}

}

-(void)switchClick:(UIButton *)btn{

self.on = !self.isOn;

}

@end

//使用

//名称开关
CLCustomSwitch *customSwitch = [[CLCustomSwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 25)];
customSwitch.openColor=rgb(239, 101, 50);
customSwitch.closedColor=[UIColor grayColor];
customSwitch.on=YES;
customSwitch.centerY=_SupView.height/2.0;
customSwitch.right=_SupView.width-15;
customSwitch.tag=10086;
[_SupView addSubview:customSwitch];

customSwitch.switchBlock = ^(BOOL isOn) {
    if (isOn==YES) {
       
    }else{
       
    }
};