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Questions tagged [uiviewrepresentable]

229 questions
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SwiftUI custom Annotation map with SwiftUI

First of all before posting here I have read the StackOverflow rules for posting, anyway if I have done something wrong please comment it to edit the post. Good morning || afternoon || evening, I have a question that I've been struggling with for a…
coden0w
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how do I let users select text and bold, similar to Apple Notes

I am trying to create a note-taking app, but I can't figure out how to let the user format the text. Something like Apple Notes app, where I can select some text, bold/underline/strikethrough/italic the selected text only I tried using UITextView as…
Stanley
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Why does injections binding into UIViewRepresentable causes memory leak?

I've just started learning SwiftUI and I use Date Picker via UIViewRepresentable and I'm injection binding into it because I want to update my date property in View Model. When I open memory graph I see there is few instances of that view model so…
NikolaSwift
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SwiftUI ScrollView not properly setting content offset when nested in UIViewRepresentable

I'm trying to introspect the UIScrollView under the hood of a SwiftUI ScrollView and that's all fine and dandy. But I noticed that there were some issues with spacing and animation when scrolling going the pure representable approach so instead I'm…
Andrew Edwards
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How can we show suggestions for UITextField is xCode Swift?

I have spent several hours on internet, but I am unable to find suitable solution for my problem. The problem is following: I have implemented text filed, (with the help of stackoverflow post) using UIViewRepresentable, which wraps UITextField. I…
Tornike Shavishvili
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SwiftUI MKMapView UIViewRepresentable - Simple App is crashing. Is this a 'Metal API' Library bug or did I do something obviously wrong?

I'm displaying a MKMapView in SwiftUI by wrapping it in the UIViewRepresentable protocol.   I think the crash may have something to do with "Metal API Validation Enabled"   I'm running Xcode Version 13.1 (13A1030d)   My iPhone is iOS 15.1   When I…
bhause
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SwiftUI runtime crash ONLY IN IOS15 when using compositional layout with a uiviewrepresentable of collectionview

Getting a runtime crash when removing uiviewrepresentable of a collection view using compositional layout and a diffable data source from the screen. The view is currently in an if statement, if no data is found it uses a empty data view instead of…
Spencer Shelton
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Why does a binding in UIViewRepresentables Coordinator have a constant read value

I have been writing a UIViewRepresentable and noticing some curios effects in regards to a binding I'm passing into the view. When I read the bindings value in the coordinator through the saved UIViewRepresentable the value is always the value that…
Lumentus
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@Published ObservableObject not updating SwiftUI View

I am working on SwiftUI and displaying MapView using UIViewRepresentable. Now, when map is loaded then I am calculating route between two points and i am storing that route in model. class MapInfo: ObservableObject { @Published var routeArray:…
Programming Learner
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SwiftUI + UIViewRepresentable: how would you have the UIViewRepresentable respond to a binding

Context I am implementing a video player that should expose play, pause mute and unmute functions. In my case it would be ideal if these boolean settings are passed in as bindings. I have a basic UIViewRepresentable working here: import…
xiaolingxiao
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Can't use UIViewRepresentable based on UIView more than once in the same View

When I try to place several UIViewRepresentable views to ContentView, it's shown only the last one. Here is the code: struct ContentView: View { @State var customView = UIView() var body: some View { NavigationView { …
Vyacheslav Burlakov
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Custom Annotations in SwiftUI (MKMapView)

I have implemented a MKMapView in SwiftUI and I am showing a list of annotations (stops) as well as the user's location. I wanted to add the tap functionality to the "stop pins" but I wasn't able to find anything helpful to achieve this. The problem…
arata
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Can't add Tap Gesture Recognizer to SwiftUI MKMapView UIViewRepresentable

I have a SwiftUI app with SwiftUI life cycle and I'm trying to get a tap gesture to work in an MKMapView. I can't seem to get the reference to the map correctly. All I want to do in this subsection is tap the map and add an annotation. I would…
JohnSF
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SwiftUI Dismiss Keyboard from UITextField

So for my own reasons, I need the full control that UITextField and its delegates would normally offer, but the screen it's being added to is written with SwiftUI. Needs a .decimal keyboard, so no Return Key. I have only 2 issues remaining, 1 of…
Joey Nash
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SwiftUI UIViewRepresentable Not Scaling

I have created a WKWebView as a UIViewRepresentable in a SwiftUI app with SwiftUI life cycle. It works for content. However, when I start the app in iPad landscape and rotate to portrait the right side of the view is truncated. I have attempted to…
JohnSF
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