Questions tagged [ios13]

The iOS13 tag should be used for questions specific to Apple's iOS 13 operating system. General iOS questions should use the iOS tag.

API and Developer Changes

  • Allows users to adopt a dark system-wide appearance called Dark Mode, a darker color palette for all screens, views, menus, and controls.
  • With ARKit 3.0, users are able to create and render 3D scenes using , , and frameworks.

  • iOS 13 makes even more powerful with new conversational shortcuts, deeper customization, and new media playback experiences.

  • On-device machine learning using 3. Core ML 3 supports more advanced machine learning models than ever before.
  • With Create ML (), you can now build machine learning models right on your Mac with zero code.
  • features additional technologies that take advantage of the unique functionality of iPad using the iOS SDK.
  • With a declarative Swift syntax that’s easy to read and natural to write, works seamlessly with new Xcode design tools to keep your code and design perfectly in sync. It enables automatic support for Dynamic Type, Dark Mode, localization, and accessibility.
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Replacing UISearchBar magnifying icon with UIActivityViewController

I've been searching all day but couldn't find out a fix for this code. This extension replaces the UISearchField magnifying icon with UIActivityView (shows the loading icon when is true) The extension was working fine on iOS 12, Xcode 10.3 but after…
arata
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SwiftUI: Path() returning nil in ios13 beta 5

I'm playing around with SwiftUI in IOS13 beta. After updating my system to beta5 (Catalyst, Xcode, IOS), I experienced a problem with my SwiftUI-shapes that worked well in beta4.. The Path() constructor in beta5 is constantly returning nil, so my…
p4ran01d
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How do i resolve default iOS elements to a particular trait?

How do i resolve a default iOS system element, like say UISegmentedControl, to a particular interface style? I know colors can be resolved like this. color.resolvedColor(with: UITraitCollection(userInterfaceStyle: .dark)) How do i do the same for…
Rakesha Shastri
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Why does my app crash when I use a Timer in SwiftUI?

I would like to use a view controller with a Timer inside a SwiftUI View, but it crashes. class TimeViewController : UIViewController { var time = 0 var timer : Timer = Timer.scheduledTimer(timeInterval: 1, target: self, selector:…
Maric Vikike
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Intent Extension for Siri Shortcuts works in Sample App not in existing project

I am trying to use Intents Extension in my existing Obj-C project for conversational shortcuts in iOS 13. I have followed all the steps and the procedures work fine in a sample app. But when I try it out in my existing application the intents fail…
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Get NSInvalidArgumentException when trying to present RPSystemBroadcastPickerView on iOS13 with Xcode11 beta4

When i trying to present RPSystemBroadcastPickerView in my app, i get an exception with the following description: Terminating app due to uncaught exception ‘NSInvalidArgumentException’, reason: ‘Application tried to present…
bemul12
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AVSpeechSynthesizer ignoring mute switch on iOS 13

Any AVSpeechSynthesizer utterance on iOS 13 ignores the mute/silent switch and plays the audio through the device's speakers. I thought maybe I had some weird audio setting in my app that was causing this, but I just tried creating a demo app that…
bmueller
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How to access user music library on iOS 13

Since iOS 9.3 we can use the API SKCloudServiceController.requestAuthorization to ask permission to access the user's music library. The documentation says that the only change to this API on Xcode 11 was the support for tvOS, which should not…
Marcos Tanaka
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Is there a way to resolve this error: "CloudKit integration requires does not support ordered relationships."

I'm trying to use Apple's CoreDataCloudkitDemo app. I've only changed the app settings per their README document. On running the demo, I'm getting the error: "CloudKit integration requires does not support ordered relationships." (The weird grammar…
ICL1901
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Top most view controller with multiple window scenes in iOS13

I'm conforming my application to use multiple windows on iPadOS with iOS 13, as far as I know I cannot access to UIApplication window directly due to it's deprecation, how can I get the top most view controller? Until iOS12 I use this working…
Fabiosoft
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How to round corner and decrease the size of a List in SwiftUI?

I would like to decrease the width of a List and also round its corner. I have tried the .cornerRadius() and frame(width:) modifiers, but it did not work for me.
Maric Vikike
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UISearchController crash on iOS13

Working on iOS12 and prior, but crashes on iOS13 with this error *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: 'UISearchController's control over its search bar has been destroyed. Please use the search bar…
Fabiosoft
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How to move right UIBarButtonItem next to largeTitle in UINavigationItem in iOS 13

I noticed a bunch of system applications in iOS 13 showing what looks like UIBarButtonItems in line with the large title, when showing the expanded navigation bar. (Messages, Health, App Store, as well as at least one demo app in a WWDC video) When…
Sebastian
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How to check if the current iOS device supports multiple scenes/windows?

I'm adding an "Open in New Window" context menu item which opens one of my app's documents in a new UIScene. Of course, I only want to show that menu item on devices which actually support multiple scenes. Currently I'm just checking if the device…
Jon Colverson
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Handle Tab Selection SwiftUI

Following tutorials, I have the following code to show a tab view with 3 tab items all with an icon on them, When pressed they navigate between the three different views. This all works fine, however, I want to be able to handle the selection and…
AngryDuck
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