使用UIPageViewController怎么实现左右滑动界面？针对这个问题，这篇文章详细介绍了相对应的分析和解答，希望可以帮助更多想解决这个问题的小伙伴找到更简单易行的方法。
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.h
#import
@interface ViewController : UIViewController
@end
.m
#import "ViewController.h"
#import "SubPage1ViewController.h"
#import "SubPage2ViewController.h"
@interface ViewController ()
@property NSArray *contentViewControllers; //ViewControllers
@property (nonatomic, strong) UIPageViewController *pageViewController;
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
[self pageViewController];
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
#pragma mark
#pragma mark ----- UIPageViewControllerDataSource -----
- (UIViewController *)pageViewController:(UIPageViewController *)pageViewController viewControllerBeforeViewController:(UIViewController *)viewController
{
NSUInteger index = [self indexForViewController:viewController];
if (index == 0) {
index = [self.contentViewControllers count] - 1;
} else {
index--;
}
return [self viewControllerAtIndex:index];
}
- (UIViewController *)pageViewController:(UIPageViewController *)pageViewController viewControllerAfterViewController:(UIViewController *)viewController
{
NSUInteger index = [self indexForViewController:viewController];
index++;
if (index == [self.contentViewControllers count]) {
index = 0;
}
return [self viewControllerAtIndex:index];
}
- (NSUInteger)indexForViewController:(UIViewController *)viewController
{
return [self.contentViewControllers indexOfObject:viewController];
}
- (UIViewController *)viewControllerAtIndex:(NSUInteger)index
{
if (index > [self.contentViewControllers count]) {
return nil;
}
UIViewController *vc = [self.contentViewControllers objectAtIndex:index];
return vc;
}
#pragma mark
#pragma mark ----- UIPageViewControllerDelegate -----
- (void)pageViewController:(UIPageViewController *)pageViewController willTransitionToViewControllers:(NSArray *)pendingViewControllers
{
}
- (void)pageViewController:(UIPageViewController *)pageViewController didFinishAnimating:(BOOL)finished previousViewControllers:(NSArray *)previousViewControllers transitionCompleted:(BOOL)completed
{
}
#pragma mark
#pragma mark Init
- (UIPageViewController *)pageViewController
{
if(!_pageViewController)
{
NSDictionary *options =[NSDictionary dictionaryWithObject:[NSNumber numberWithInteger:UIPageViewControllerSpineLocationMin]
forKey: UIPageViewControllerOptionSpineLocationKey];
_pageViewController = [[UIPageViewController alloc] initWithTransitionStyle:UIPageViewControllerTransitionStyleScroll
navigationOrientation:UIPageViewControllerNavigationOrientationHorizontal
options:options];
[[_pageViewController view] setFrame:[[self view] bounds]];
_contentViewControllers = [NSMutableArray arrayWithObjects:[SubPage1ViewController new],[SubPage2ViewController new],nil];
// 设置UIPageViewController的配置项
[_pageViewController setViewControllers:[NSArray arrayWithObjects:_contentViewControllers[0], nil]
direction:UIPageViewControllerNavigationDirectionForward
animated:NO
completion:nil];
_pageViewController.delegate = self;
_pageViewController.dataSource = self;
[self addChildViewController:self.pageViewController];
[self.view addSubview:self.pageViewController.view];
}
return _pageViewController;
}
关于使用UIPageViewController怎么实现左右滑动界面问题的解答就分享到这里了，希望以上内容可以对大家有一定的帮助，如果你还有很多疑惑没有解开，可以关注创新互联网站建设公司行业资讯频道了解更多相关知识。
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