UISegmentedControl *segment = [[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:@"洗车订单",@"其他订单", nil]];

    segment.layer.masksToBounds = YES;

    segment.layer.cornerRadius = 15;

    segment.layer.borderColor = HKWHITE.CGColor;

    segment.layer.borderWidth = 1.0;

    //设置默认选择项索引

    segment.selectedSegmentIndex = 0;

    segment.frame = CGRectMake(0, 5, 180, 30);

    segment.tintColor = HKWHITE;

    //文字设置

    NSMutableDictionary *attDic = [NSMutableDictionary dictionary];

    attDic[NSFontAttributeName] = HKFont(15);

    NSMutableDictionary *attDicSelected = [NSMutableDictionary dictionary];

    attDicSelected[NSFontAttributeName] = HKFont(17);

    [segment setTitleTextAttributes:attDic forState:UIControlStateNormal];

    [segment setTitleTextAttributes:attDicSelected forState:UIControlStateSelected];

    [segment addTarget:self action:@selector(selectSegment:) forControlEvents:UIControlEventValueChanged];

    self.navigationItem.titleView = segment;