Ios UIPageViewController不停止滚动
我使用的UIPageController中有两个图像。在运行应用程序时,UIPageController完美地显示第一页,但随后从第二页无限滚动。它保持相同的图像,并在达到极限后继续显示类似的图像。它仅在第一次滑动时更改图像,然后既不会更改图像,也不会在随后的滚动中恢复为初始图像 给定是源。请帮忙Ios UIPageViewController不停止滚动,ios,xcode,swift,debugging,uipageviewcontroller,Ios,Xcode,Swift,Debugging,Uipageviewcontroller,我使用的UIPageController中有两个图像。在运行应用程序时,UIPageController完美地显示第一页,但随后从第二页无限滚动。它保持相同的图像,并在达到极限后继续显示类似的图像。它仅在第一次滑动时更改图像,然后既不会更改图像,也不会在随后的滚动中恢复为初始图像 给定是源。请帮忙 import UIKit class SignUpViewController: UIViewController, UIPageViewControllerDataSource { va
import UIKit
class SignUpViewController: UIViewController, UIPageViewControllerDataSource {
var pageViewController : UIPageViewController!
var InfoImages : NSArray!
override func viewDidLoad() {
super.viewDidLoad()
self.InfoImages = NSArray(objects: "blue","red")
self.pageViewController = self.storyboard?.instantiateViewControllerWithIdentifier("IntroPageController") as! UIPageViewController
self.pageViewController.dataSource = self
let startVC = self.viewControllerAtIndex(0) as ContentViewController
let viewControllers = NSArray(object: startVC)
self.pageViewController.setViewControllers(viewControllers as? [UIViewController], direction: .Forward, animated: true, completion: nil)
self.pageViewController.view.frame = CGRectMake(0, 0, self.view.frame.width, self.view.frame.height)
self.addChildViewController(self.pageViewController)
self.view.addSubview(self.pageViewController.view)
self.pageViewController.didMoveToParentViewController(self)
// Do any additional setup after loading the view.
}
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
func viewControllerAtIndex(index: Int) -> ContentViewController
{
if ((self.InfoImages.count == 0) || (index >= self.InfoImages.count)){
return ContentViewController()
}
let info = storyBoard.instantiateViewControllerWithIdentifier("ContentViewController") as! ContentViewController
info.imageFile = self.InfoImages[index] as! String
return info
}
//MARK : -DataSource
func pageViewController(pageViewController: UIPageViewController, viewControllerBeforeViewController viewController: UIViewController) -> UIViewController?
{
let vc = viewController as! ContentViewController
var index = vc.pageIndex as Int
if( index == 0 || index == NSNotFound ){
return nil
}
index--
return self.viewControllerAtIndex(index)
}
func pageViewController(pageViewController: UIPageViewController, viewControllerAfterViewController viewController: UIViewController) -> UIViewController?
{
let vc = viewController as! ContentViewController
var index = vc.pageIndex as Int
if( index == NSNotFound ){
return nil
}
index++
if(index == self.InfoImages.count){
return nil
}
return self.viewControllerAtIndex(index)
}
@available(iOS 6.0, *)
func presentationCountForPageViewController(pageViewController: UIPageViewController) -> Int
{
return self.InfoImages.count
}
@available(iOS 6.0, *)
func presentationIndexForPageViewController(pageViewController: UIPageViewController) -> Int
{
return 0
}
@IBAction func SkipInfo(sender: AnyObject) {
let skipinfo = storyBoard.instantiateViewControllerWithIdentifier("afterLoginview") as! LoginViewController
self.presentViewController(skipinfo , animated: true, completion: nil)
}
干杯并提前表示感谢
注意:我使用的是Xcode 7.0 beta swift 2.0在viewControllerAtIndexSorry中创建视图控制器时,您没有设置index属性以供延迟回复。嗯,这确实解决了问题。我错过了。