【代码笔记】iOS底下滚动，上面标题栏也会跟着变动

#import
#import "SVSegmentedControl.h"&＃64;interface RootViewController : UIViewController

{UIScrollView *scrollView1;UIScrollView *scrollView2;UIPageControl *pag;NSMutableArray *dataArray;SVSegmentedControl *options;
}&＃64;end

#import "RootViewController.h"&＃64;interface RootViewController ()&＃64;end&＃64;implementation RootViewController- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{self &＃61; [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];if (self) {// Custom initialization}return self;
}- (void)viewDidLoad
{[super viewDidLoad];// Do any additional setup after loading the view.//初始化背景图[self initBackGroundView];
}
#pragma -mark -functions
-(void)initBackGroundView
{//隐藏导航条self.navigationController.navigationBarHidden&＃61;YES;//底部的滚动条scrollView1&＃61;[[UIScrollView alloc]init];scrollView1.frame&＃61;CGRectMake(0, 40, 320, 400);scrollView1.backgroundColor&＃61;[UIColor grayColor];scrollView1.delegate&＃61;self;scrollView1.pagingEnabled&＃61;YES;scrollView1.contentSize&＃61;CGSizeMake(320*2, 376);[self.view addSubview:scrollView1];//第一页的内容UIView *v1&＃61;[[UIView alloc]init];[v1 setFrame:CGRectMake(0, 0, 320, 376)];v1.backgroundColor&＃61;[UIColor redColor];[scrollView1 addSubview:v1];//第二页的内容UIView *v2&＃61;[[UIView alloc]init];v2.frame&＃61;CGRectMake(320, 0, 320, 376);v2.backgroundColor&＃61;[UIColor blueColor];[scrollView1 addSubview:v2];//下面指示页的圆点pag&＃61;[[UIPageControl alloc]initWithFrame:CGRectMake(160, 400, 0, 0)];pag.numberOfPages&＃61;2;pag.currentPage&＃61;0;[self.view addSubview:pag];//上面的滑动图标options &＃61; [[SVSegmentedControl alloc] initWithSectionTitles:[NSArray arrayWithObjects:&＃64;"购车应用",&＃64;"车主应用", nil]];[options addTarget:self action:&＃64;selector(actiBtClick:) forControlEvents:UIControlEventValueChanged];[options setBackgroundImage:[UIImage imageNamed:&＃64;"switchBg.png"]];options.center&＃61;CGPointMake(160, 50);options.crossFadeLabelsOnDrag&＃61;YES;options.selectedIndex&＃61;0;options.textColor&＃61;[UIColor blackColor];options.LKWidth&＃61;120;options.textShadowOffset&＃61;CGSizeMake(0, 0);options.textShadowColor&＃61;[UIColor clearColor];options.height&＃61;30;options.thumb.backgroundImage&＃61;[UIImage imageNamed:&＃64;"按钮-2.png"];options.thumb.highlightedBackgroundImage&＃61;[UIImage imageNamed:&＃64;"按钮-2.png"];options.thumb.textShadowColor&＃61;[UIColor clearColor];options.thumb.textShadowOffset&＃61;CGSizeMake(0, 0);[self.view addSubview:options];}
#pragma -mark -doClickActions
- (void)actiBtClick:(SVSegmentedControl *)sender
{if(sender.selectedIndex&＃61;&＃61;0){[scrollView1 setContentOffset:CGPointMake(0, scrollView1.contentOffset.y) animated:YES];pag.currentPage&＃61;0;}else if(sender.selectedIndex&＃61;&＃61;1){[scrollView1 setContentOffset:CGPointMake(320, scrollView1.contentOffset.y) animated:YES];pag.currentPage&＃61;1;}
}
#pragma -mark -scrollViewDelegate
-(void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView
{if(scrollView1.contentOffset.x&＃61;&＃61;0){pag.currentPage&＃61;0;[options moveThumbToIndex:0 animate:YES];}else if(scrollView1.contentOffset.x&＃61;&＃61;320){pag.currentPage&＃61;1;[options moveThumbToIndex:1 animate:YES];}
}- (void)didReceiveMemoryWarning
{[super didReceiveMemoryWarning];// Dispose of any resources that can be recreated.
}