【问题标题】:Multiple child viewControllers in single container view单个容器视图中的多个子视图控制器
【发布时间】:2016-09-02 13:09:00
【问题描述】:
我是 Swift 的新手,我必须使用情节提要布局在一个 UIContainerView 中管理多个子视图控制器,但是容器视图一次只能提供一个子视图。
我已经使用了下面的代码:
let storyboard = UIStoryboard(name: "Main", bundle: nil)
var controller: UIViewController = storyboard.instantiateViewControllerWithIdentifier("HomeVC") as UIViewController
self.containerViewA.addSubview(controller.view)
self.addChildViewController(controller)
【问题讨论】:
标签:
ios
swift
uicontainerview
【解决方案1】:
在一个容器视图的 ios 中,“一次”只连接一个子控制器,我们可以使用一个 UINavigationController 及其 RootviewControlle 来代替子视图控制器,我们可以使用多个 UINavigationController 加载多个子视图控制器,如下所述。
var navController1 = UINavigationController()
var navController2 = UINavigationController()
var navController3 = UINavigationController()
var navController4 = UINavigationController()
override func viewDidLoad()
{
super.viewDidLoad()
//navController1
let VC1 = self.storyboard!.instantiateViewControllerWithIdentifier("HomeVC") as! HomeVC
navController1 = UINavigationController(rootViewController: VC1)
navController1.navigationBarHidden = true
//navController2
let VC2 = self.storyboard!.instantiateViewControllerWithIdentifier("RoomControlesVC") as! RoomControlesVC
navController2 = UINavigationController(rootViewController: VC2)
navController2.navigationBarHidden = true
//navController3
let VC3 = self.storyboard!.instantiateViewControllerWithIdentifier("TelevisionVC") as! TelevisionVC
navController3 = UINavigationController(rootViewController: VC3)
navController3.navigationBarHidden = true
//navController4
let VC4 = self.storyboard!.instantiateViewControllerWithIdentifier("EntertainmentVC") as! EntertainmentVC
navController4 = UINavigationController(rootViewController: VC4)
navController4.navigationBarHidden = true
let btn = UIButton()
btn.tag = 1
self.ActionOnSideMenuButtons(btn)
}
@IBAction func ActionOnSideMenuButtons(sender: AnyObject)
{
for view in containerViewA.subviews{
view.removeFromSuperview()
}
switch sender.tag
{
case 1:// Home
NSLog("Home Button tapped")
addChildViewController(self.navController1)
self.navController1.view.frame = self.containerViewA.bounds
self.containerViewA.addSubview(navController1.view)
break
case 2:// Room Controles
NSLog(" Room Controles Button tapped")
self.navController2.view.frame = self.containerViewA.bounds
self.containerViewA.addSubview(navController2.view)
break
case 3:// Television
NSLog("Television Button tapped")
self.navController3.view.frame = self.containerViewA.bounds
self.containerViewA.addSubview(navController3.view)
break
case 4:// Entertainment
NSLog("Entertainment Button tapped")
self.navController4.view.frame = self.containerViewA.bounds
self.containerViewA.addSubview(navController4.view)
break
default:
break
}
}
在上面的代码中,我创建了 4 个导航控制器,并在 viewDidLoad 方法和“ActionOnSideMenuButtons”方法中初始化它们,每当点击任何侧面菜单按钮时,我都会加载子视图控制器。