UISegmentedControl 踩坑

@interface JLMyContactsViewController ()

@property (nonatomic, strong)   UIImageView *navImageView;

@property (nonatomic, strong)   UISegmentedControl *titleV;

@property (nonatomic, strong)   NSMutableArray *titleVImages;

@property (nonatomic, strong)   NSArray *titleVImageNames;

@end

 

- (void)setUpUI{

    

    self.titleVImageNames = @[@"我的人脉点击11_03",@"我的人脉未点击11_03",@"时间轴点击_03",@"时间轴未点击_03"];

    

//    self.titleVImages = [NSMutableArray array];

    

    [self.titleVImageNames enumerateObjectsUsingBlock:^(id  _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) {

        //

        UIImage *image = [[UIImage imageNamed:(NSString *)obj] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];

        UIImage *newImage = [[UIImage scaleToSize:image size:CGSizeMake( JLAppWidth/9*5/2, JLAppHeight/20 - 10)] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];

        [self.titleVImages addObject:newImage];

    }];

    

    

    [self.titleV setImage:self.titleVImages[0] forSegmentAtIndex:0];

    [self.titleV setImage:self.titleVImages[3] forSegmentAtIndex:1];

    

    self.titleV.selectedSegmentIndex = 0;

    

    [self.titleV addTarget:self action:@selector(titleVChange:) forControlEvents:UIControlEventValueChanged];

    

    [self.view addSubview:self.titleV];

    

}

#pragma mark --PrivateMethod

- (void)titleVChange:(UISegmentedControl *)sender{

        sender.selected = !sender.selected;

    

    [self.titleV setImage:sender.selected ?self.titleVImages[1]:self.titleVImages[0] forSegmentAtIndex:0];

    [self.titleV setImage:sender.selected ? self.titleVImages[2]:self.titleVImages[3] forSegmentAtIndex:1];

 

    if (sender.selectedSegmentIndex == 0) {

        

        //1.添加tableView 2.移除时间轴

 

    }else{

        //相反

 

    }

}

 

 

#pragma mark --Getter

-(UIImageView *)navImageView{

    if (!_navImageView) {

        _navImageView = [[UIImageView alloc] init];

        _navImageView.frame = CGRectMake(0, 0, JLAppWidth/5 + 10, 25);

    }

    return _navImageView;

}

 

- (UISegmentedControl *)titleV{

    if (!_titleV) {

        _titleV = [[UISegmentedControl alloc] initWithItems:@[self.titleVImages[0] ,self.titleVImages[3]]];

        _titleV.frame = CGRectMake(JLAppWidth/8 *3 - 60, 10, JLAppWidth/9*5, JLAppHeight/20 - 10);

        _titleV.tintColor = [UIColor colorWithRed:0.8196 green:0.8196 blue:0.8196 alpha:1.0];

    }

    return _titleV;

}