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Questions tagged [ipados]

iPadOS is the operating system running on the Apple iPad. Use this tag only for questions specific to iPad OS. Use the [ios] tag in most cases. Use the related tags [objective-c] and [swift] for issues specific to those programming languages.

iPadOS is the iOS-based operating system for iPad devices, created and developed by Apple. It was introduced on June 3, 2019.

Latest version: 13.2.3 released on November 18, 2019.

286 questions
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Using PencilKit in dark mode results in wrong color

When in dark mode, it seems that all the color set in PKInkingTool are reversed in brightness. If I choose a bright red I got a dark red, and vice versa. For example, if I use UIColorPickerViewController to select a color: PKInkingTool(.pencil,…
Lim Thye Chean
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SwiftUI: drag parent and child view at same time but with separate fingers

I have an app which has a parent view (graphView, with a thick blue-border) and a child view (nodeView, green box). Each has its own SwiftUI DragGesture handler. I want to be able to move both the green node and the blue-bordered graph with…
Christian Clampitt
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3 answers

iPadOS 15 UITabBar title cut off

Since I upgraded my iPad operating system, the title of the UITabBar of my app is showing truncated, as shown in the screenshot. I have tried some methods, but I have not found the correct solution. Hope someone can help me. And Here is code: func…
x_z
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3 answers

Debugging sporadic app crashes with dylib in iOS13/iPadOS 13

After updating to iOS 13.x / iPadOS 13.x we see sporadic crashes with our recent Testflight builds. We've not seen reports from users using our pre-13 released version yet, but it seems not many have updated to 13 yet, so we really don't know. The…
Lubricin
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How can I create SwiftUI scenes dynamically?

I've been studying SwiftUI and understanding Apps, Scenes and Views from this WWDC20 video. I'm trying to understand these concepts with a sample app which displays a list of movies and helps in booking a movie. The iOS and iPadOS SwiftUI project…
NightFuryLxD
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1 answer

How to get the size of the corner radius of widget in SwiftUI?

I want to maintain the same inset around my custom view. Exterior corner radius is required to change the corner radius of our custom views, I could not find any environment variable or any other way to get the corner radius of the widget…
YodagamaHeshan
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3 answers

SwiftUI 2 - How to prevent the top section from closing in a list in macOS and iPadOS

In a SwiftUI 2 navigation bar I have a list with multiple sections. All sections have a header, however I want the top section to never be closed and the elements will never be hidden. This is ask for only the first header and also want that the…
iPadawan
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1 answer

Why the default UIWindowSceneDelegate class inherits from UIResponder?

In iOS 13, the UIWindowSceneDelegate object is not in the responder chain (I verified this by printing the responder chain). But the template code Xcode provides make the scene delegate class inherits from UIResponder. If I make the scene delegate…
Zhu Shengqi
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8
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3 answers

Failure to launch app from dock on iPad with PadOS13

I have a weird problem. My iPad app on iOS12 works fine, but on padOS13 it shows problems. On the simulator, it won't show in the dock. On the device, it shows in the dock, but tapping there won't launch it. I've put breakpoints into the app…
August
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Fabric installer page on Safari for iPadOS 13.1 is not recognized as a "device"

I recently updated to iPadOS 13.1 and I can't get "Beta by Crashlytics" to accept an iPad Pro 12" as a device that can install the required software from https://apps.crashlytics.com/register/... I am met by a screen that says …
Erik Živković
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7
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1 answer

SwiftUI - unexpected behaviour using onTapGesture with mouse/trackpad on iPadOS and Catalyst

I have in my app a layout showing a list of rectangular cards - each one should be tappable (once) to reveal a set of action buttons and more information, etc. I have implemented this using .onTapGesture() and I have also put…
themathsrobot
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0 answers

sceneDidDisconnect(_:) not called when user close the window in switcher

I add sceneDidDisconnect(_:) delegate method to SceneDelegate in apple's Supporting Multiple Windows on iPad sample code (can be downloaded in Xcode documentation window). But when I ran the app and open multiple windows, this method won't be called…
Zhu Shengqi
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6
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2 answers

Keyboard shortcuts with UIKeyCommand in iPadOS 15 beta

For some reason I can't get hardware keyboard shortcuts to work in iPadOS 15 (beta 5). They work for most keys, but not for arrow keys and tab key. The same code seems to work well when compiled in Xcode 13 (beta 4) and run on iPadOS 14.5 simulator,…
Alex Staravoitau
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2 answers

Error on iOS14 when loading OBJs into MDLAsset

When loading OBJs into an MDLAsset using the MDLAsset(url:) initializer (to eventually get the model into SceneKit), the operation fails frequently and inconsistently on iOS14. This operation works fine for these same files on previous iOS versions.…
Michael
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1 answer

Getting a custom UIView to respond to a two finger trackpad scroll gesture (or mouse scroll wheel)

I have an iPad app (in C#) with a custom UIView that allows input via touch and Apple Pencil stylus touches. I am trying to integrate support for trackpad/mouse indirect (cursor, or "pointer" as Apple calls it). I got hover working using…
Jared Updike
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