Menu Close

How do I pop to a specific view controller?

How do I pop to a specific view controller?

“swift pop to specific view controller” Code Answer

  1. let viewControllers: [UIViewController] = self. navigationController!. viewControllers.
  2. for aViewController in viewControllers {
  3. if aViewController is YourViewController {
  4. self. navigationController!. popToViewController(aViewController, animated: true)

How do I pop a view controller in Swift?

You can do it by selecting the View Controller in Storyboard editor and clicking Editor -> Embed In -> Navigation Controller. Also make sure that you have your Storyboard Entry Point (the arrow that indicates which view controller is presented first) either pointing to Navigation Controller or before it.

How do I pop two views at once from a navigation controller?

Import the category #import “UINavigationController+popTwice. h” somewhere in your implementation and use this line of code to pop 2 controllers at once: [self. navigationController popTwoViewControllersAnimated:YES];

How do I push a controller view programmatically in Swift?

“swift push view controller programmatically” Code Answer

  1. let storyBoard : UIStoryboard = UIStoryboard(name: “Main”, bundle:nil)
  2. let nextViewController = storyBoard. instantiateViewController(withIdentifier: “nextView”) as! NextViewController.
  3. self. present(nextViewController, animated:true, completion:nil)

How do you change view controllers using segmented control?

To switch between the child view controllers, we use a segmented control. Open the Object Library on the right and add a segmented control to the navigation bar of the master view controller. Open MasterViewController. swift and create an outlet for the segmented control.

How do I present and dismiss a view controller in Swift?

Presenting and dismissing view controllers using Storyboard

  1. Step 1: Create the Segue.
  2. Step 2: Configure the Segue Animation Properties.
  3. The Presentation and Transition properties.
  4. Triggering the Transition Manually.
  5. Dismissing Modal Transitions.
  6. Presenting View Controllers Programmatically.

What is navigation Controller in Xcode?

A navigation controller is a container view controller that manages one or more child view controllers in a navigation interface. Figure 1 shows an example of the navigation interface presented by the Settings application in iOS Simulator.

How do you pop two screens in Swift?

Very much the same as in ObjC: Copy the UINavigationController ‘s viewControllers array, remove the last two elements from this array and set viewControllers to the modified array. There’s also a setViewControllers(_:animated:) to include the pop animation.

Is pushing the same view controller instance?

If you are, there is no need to push a VC onto your Navigation Controller because the segue will do it already. That is why your error is occurring – you are pushing a VC that is already on the stack of the NavController. It means you are pushing the same viewcontroller object to stack again when it’s already in there.

How do I add a view controller to my navigation controller?

Step 1: Embed root view controller inside a navigation controller. In your storyboard, select the initial view controller in your hierarchy. With this view controller selected, choose the menu item Editor -> Embed In -> Navigation Controller .

How do you use segmented control?

Go to the Storyboard and drag a Segmented Control to the top of the main view. Also drag a Label to the view and place it below the Segmented Control. Select the label and give it a text of First Segment selected. The Storyboard should look like this.

Posted in Other