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Questions tagged [uihostingcontroller]

78 questions
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UIHostingController auto layout during UIViewControllerTransitioningDelegate?

I have the following code: import UIKit import SwiftUI class ViewController: UIViewController { @IBOutlet weak var testButton: UIButton! override func viewDidLoad() { super.viewDidLoad() // Do any additional setup…
zumzum
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SwiftUI View is not updating when @Published changed in ObservableObject

I know there are a lot of questions out there with similar issues but almost all of them are reference/value issues. My case is a little different I have a Viewcontroller that leverages UIHostingController and add's a SwiftUI view. I have a…
SpaceDust__
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Dismiss SwiftUI View Embedded in UINavigationController

I am experiencing an issue when deep linking into a certain SwiftUI view from a link. the openTakeVC is what is called when deep linked. Currently it was to be embedded in a UINavigationController in order to work, if I try just presenting the…
Noah Iarrobino
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How to correctly make 2-way binding with UITableViewRepresentable and SwiftUI

I'm creating my own custom SwiftUI List because I need to use some underlying methods of tableview. I would like to know how to correctly bind a TextField inside a UITableView Cell to my SwiftUI ViewModel. So basically I have a textfield inside a…
Tony
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SwiftUI View blended over UIViewController's view

I have an iOS app with a MetalView contained in a UIViewController, all setup in a story board. Now I want to blend over the metal view another SwiftUI view, which is transparent. So only the GUI elements of the SwiftUI view are visible to the user…
Chris
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Push to UIViewController from SwiftUI

My app is a hybrid of UIKit & SwiftUI. I have a use case where a user may need to tap on a Button from a SwiftUI.View but push to a UIViewController or another UIHostingController. My project uses Storyboard. I'm using UINavigationController &…
Luke Irvin
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iOS 14: Scene lifecycle events not getting hit after setting the application root view controller in SwiftUI @main

My test code: import SwiftUI @main struct TestingIOS14App: App { @Environment(\.scenePhase) var scenePhase var body: some Scene { WindowGroup { ContentView() .withHostingWindow { window in …
Miki
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Hot to set additional safe area insets in SwiftUI

I'm trying to add additional padding to safe area dynamically. To achieve this I wrote modifier that wraps SwiftUI view into UIHostingController and sets additionalSafeAreaInsets on them: extension View { func extendSafeArea() -> some View { …
Mark Kotevode
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Can UISwipeGestureRecognizer work for view in UIHostingController?

As per answer in https://stackoverflow.com/a/64726641/3286489, I can perform a swipe down to dismiss a fullscreen ViewController using UISwipeGestureRecognizer. However, when I transfer the same code to UIHostingController as below, it doesn't work…
Elye
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How detect subview is Button in UIHostingController - SwiftUI

I need to get a button from the SwiftUI view that is wrapped in UIHostingController. In UIKit we simply could check the type in this way: for (id subview in subviews) { if ([subview isKindOfClass:[UIButton class]]) { //do code for UIKit …
Mac3n
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SwiftUI: How to get the HostingController View/Content maxHeight by given width?

I'm trying to get the maxHeigth of an UIHostingController-View/Content and know only the width. I want to create a PDF Document based on my view. Everything works fine but I don't know how to get the maxHeight of the view/content so the PDF knows…
schnitz
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Should I call viewDidLoad() inside updateUIViewController(_:context:) in SwiftUI

I create UIScrollView to be integrated inside SwiftUI view. It contains UIHostingController to host SwiftUI view. When I update UIHostingController, UIScrollView does not change its constraints. I can scroll neither to top nor to bottom. When I try…
Dscyre Scotti
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UIHostingView failed to present view, which already presenting

I create the custom alert, but when I try to show it on .sheet View, I have this error - 2023-08-05 00:21:15.880778+0200 MyApp[759:72430] [Presentation] Attempt to present <_TtGC7SwiftUI19UIHostingControllerV6Events11CustomAlert_: 0x108009600> on…
developer
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Presenting SwiftUIView sheet with height fitting content size from UIViewcontroller

I need to present a sheet containing SwiftUI view from UIViewController, but the height of the sheet has to fit the height of the content of the SwiftUI view. I know that there is a possibility to specify custom detent for the height of the sheet,…
Anastasia Veremiichyk
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Is it best to use multiple UIHostingControllers for nesting multiple SwiftUI views within a UIViewController?

Below is how you add a SwiftUI view to a UIViewController. However, I have not seen any examples where someone adds two separate SwiftUI views to the same UIViewController. Is the below approach advisable? I'm concerned that adding a lot of…
Plato
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