How to Navigate from one View Controller to another using Swift

Question

I d like to navigate from one view controller to another  How can I convert the following Objective-C code into Swift   UIViewController  viewController     self storyboard  instantiateViewControllerWithIdentifier   Identifier    UINavigationController  navi     UINavigationController alloc  initWithRootViewController viewController    self navigationController pushViewController navi animated YES

User · Answer

SWIFT 3 01  let secondViewController   self storyboard  instantiateViewController withIdentifier   Conversation VC   as  Conversation VC self navigationController  pushViewController secondViewController  animated  true

User · Answer

let objViewController   self storyboard  instantiateViewController withIdentifier   ViewController   as  ViewController self navigationController  pushViewController objViewController  animated  true

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Swift 3   let secondviewController UIViewController    self storyboard  instantiateViewController withIdentifier   StoryboardIdOfsecondviewController   as  SecondViewController  self navigationController  pushViewController secondviewController  animated  true

User · Answer

In my experience navigationController was nil so I changed my code to this   let next   self storyboard  instantiateViewControllerWithIdentifier  DashboardController   as  DashboardController self presentViewController next  animated  true  completion  nil    Don t forget to set ViewController StoryBoard Id in StoryBoard -  identity inspector

User · Answer

Create a swift file  SecondViewController swift  for the second view controller and in the appropriate function type this   let secondViewController   self storyboard instantiateViewControllerWithIdentifier  SecondViewController   as SecondViewController self navigationController pushViewController secondViewController  animated  true         Swift 2   let mapViewControllerObj   self storyboard  instantiateViewControllerWithIdentifier  MapViewControllerIdentifier   as  MapViewController self navigationController  pushViewController mapViewControllerObj   animated  true      Swift 4  let vc   UIStoryboard init name   Main   bundle  Bundle main  instantiateViewController withIdentifier   IKDetailVC   as  IKDetailVC self navigationController  pushViewController vc   animated  true

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Swift 5  Use Segue to perform navigation from one View Controller to another View Controller   performSegue withIdentifier   idView   sender  self    This works on Xcode 10 2

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In swift 3   let nextVC   self storyboard  instantiateViewController withIdentifier   NextViewController   as  NextViewController         self navigationController  pushViewController nextVC  animated  true

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let storyBoard  UIStoryboard   UIStoryboard name   Main   bundle  nil  let home   storyBoard instantiateViewController withIdentifier   HOMEVC   as  HOMEVC navigationController  pushViewController home  animated  true

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Swift 4  You can switch the screen by pushing navigation controller first of all you have to set the navigation controller with UIViewController   let vc   self storyboard  instantiateViewController withIdentifier   YourStoryboardID   as  swiftClassName  self navigationController  pushViewController vc  animated  true

User · Answer

In swift 4 0  var viewController  UIViewController    storyboard   instantiateViewController withIdentifier   Identifier   var navi   UINavigationController rootViewController  viewController   navigationController  pushViewController navi  animated  true

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In Swift 4 1 and Xcode 10  Here AddFileViewController is second view controller   Storyboard id is AFVC  let next   self storyboard  instantiateViewController withIdentifier   AFVC   as  AddFileViewController self present next  animated  true  completion  nil     OR    If your VC is DashboardViewController let dashboard   self storyboard  instantiateViewController withIdentifier   DBVC   as  DashboardViewController self navigationController  pushViewController dashboard  animated  true    If required use thread   Ex    DispatchQueue main async        let next   self storyboard  instantiateViewController withIdentifier   AFVC   as  AddFileViewController     self present next  animated  true  completion  nil       If you want move after some time   EX      To call or execute function after some time After 5 sec  DispatchQueue main asyncAfter deadline   now     5 0        let next   self storyboard  instantiateViewController withIdentifier   AFVC   as  AddFileViewController     self present next  animated  true  completion  nil

User · Answer

If you don t want the back button to appear  which was my case  because I wanted to present after a user logged in  here is how to set the root of the nav controller   let vc   self storyboard  instantiateViewControllerWithIdentifier  YourViewController   as  YourViewController         let navigationController   UINavigationController rootViewController  vc          self presentViewController navigationController  animated  true  completion  nil

User · Answer

In AppDelegate you can write like this     var window  UIWindow   fileprivate let navigationCtrl   UINavigationController    func application   application  UIApplication  didFinishLaunchingWithOptions launchOptions   UIApplication LaunchOptionsKey  Any    - gt  Bool          Override point for customization after application launch      self createWindow        self showLoginVC        return true    func createWindow         let screenSize   UIScreen main bounds     self window   UIWindow frame  screenSize      self window  backgroundColor   UIColor white     self window  makeKeyAndVisible       self window  rootViewController   navigationCtrl    func showLoginVC         let storyboardBundle   Bundle main        let storyboardBundle   Bundle for  ClassName self     if you are not using main application  means may be you are crating a framework or library you can use this statement instead     let storyboard   UIStoryboard name   LoginVC   bundle  storyboardBundle      let loginVC   storyboard instantiateViewController withIdentifier   LoginVC   as  LoginVC     navigationCtrl pushViewController loginVC  animated  false

[ios] How to Navigate from one View Controller to another using Swift

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