UISegmentedControl

UISegmentedControl *topTitle = [[UISegmentedControl alloc]initWithItems:@[@"推荐", @"附近"]];
topTitle.frame = CGRectMake(self.view.bounds.size.width * 0.25, self.view.safeAreaInsets.top +44, self.view.bounds.size.width * 0.5, 30);
[topTitle setBackgroundColor:[UIColor greenColor]];
[self.view addSubview:topTitle];

// 设置文字选中样式
NSMutableDictionary *attDicSelected = [NSMutableDictionary dictionary];
attDicSelected[NSFontAttributeName] = [UIFont boldSystemFontOfSize:16];
attDicSelected[NSForegroundColorAttributeName] = [UIColor greenColor];
[topTitle setTitleTextAttributes:attDicSelected forState:UIControlStateSelected];

// 设置文字未选中样式
NSMutableDictionary *attDicNormal = [NSMutableDictionary dictionary];
attDicNormal[NSFontAttributeName] = [UIFont boldSystemFontOfSize:16];
attDicNormal[NSForegroundColorAttributeName] = [UIColor whiteColor];
[topTitle setTitleTextAttributes:attDicNormal forState:UIControlStateNormal];

 // 事件
 topTitle.selectedSegmentIndex = 0; // 默认光标所在位置
 [titleV addTarget:self action:@selector(titleViewChange:) forControlEvents:UIControlEventValueChanged];