[英]Add UIViewController to UIScrollView swift 3
我正在研究ScrollView
。 目前,我有我的滚动型拖曳图片,我想至少添加一个新UIViewController
在ScrollView
。
那是我的代码:
self.scrollView.frame = CGRect(x: 0, y: 0, width: self.view.frame.width, height: self.scrollView.frame.height)
let scrollviewHeight = self.scrollView.frame.height
let scrollviewWidth = self.scrollView.frame.width
var imgOne = UIImageView(frame: CGRect(x: 0, y: 0, width: scrollviewWidth, height: scrollviewHeight))
var imgTwo = UIImageView(frame: CGRect(x: scrollviewWidth, y: 0, width: scrollviewWidth, height: scrollviewHeight))
imgOne.image = UIImage(named: "preview1")
imgTwo.image = UIImage(named: "preview2")
self.scrollView.addSubview(imgOne)
self.scrollView.addSubview(imgTwo)
self.scrollView.contentSize = CGSize(width: self.scrollView.frame.width * 2, height: self.scrollView.frame.height)
self.scrollView.isPagingEnabled = true
设计:
试试看,看看:
self.scrollView.frame = CGRect( <set frame> )
var imgOne = UIImageView(frame: CGRect( <set frame> ))
var imgTwo = UIImageView(frame: CGRect( <set frame> ))
var vcView = UIView(frame: CGRect( <set frame> ))
addChildVC(vcView: vcView)
imgOne.image = UIImage(named: "preview1")
imgTwo.image = UIImage(named: "preview2")
self.scrollView.addSubview(imgOne)
self.scrollView.addSubview(imgTwo)
self.scrollView.addSubview(vcView)
self.scrollView.contentSize = CGSize( <set content size> )
self.scrollView.isPagingEnabled = true
添加子视图控制器
func addChildVC(vcView: UIView){
let testVC = self.storyboard?.instantiateViewControllerWithIdentifier("testIdentifier") as! TestViewController
testVC.view.frame = vcView.bounds
vcView.addSubview(testVC.view)
self.addChildViewController(testVC)
testVC.didMoveToParentViewController(self)
}
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