Top "Ios11" questions

iOS: Detect if the device is iPhone X family (frameless)

In my app there is some logic for frameless devices (iPhoneX, Xs Xs max, Xr). Currently it works base on …

ios iphone swift uiview ios11

How to tell Smart Invert in iOS 11 not to invert my app colors and detect if it is enabled?

iOS 11 has a new feature called "Smart Invert Colors", and I want to take advantage of that in my app. …

ios swift colors invert ios11

How to add refresh control to collection view large titles navigation bar in iOS 11?

According to Apple the refresh control should be part of the large title navigation bar in iOS 11. The refresh control …

ios pull-to-refresh uirefreshcontrol ios11

Swift Safe Area Layout Guide and Visual Format Language

I want to use Apples visual format language to constrain a view to the new Safe Area Layout Guide in …

swift autolayout ios11 visual-format-language safearealayoutguide

Universal Link broken in iOS 11.2

I am using Branch deep links in an app for sharing links to content in the app via social media. …

ios ios11 deep-linking ios-universal-links deeplink

Image for Navigation Bar with Large Title iOS 11

AppStore app has an icon with an image on the right side of the NabBar with Large Title: Would really …

swift xcode ios11 navigationbar large-title

iOS 11.3: Device Management Menu Not Available

I'm getting an extremely frustrating error where the device management menu on iOS 11.3 beta appears and disappears randomly. I have …

ios ios11 device-management

Allow Face ID permission alert

My app (running in iPhone X Simulator Xcode 9.0.1) is asking me for permission to use Face ID. The alert says: …

ios xcode ios11 iphone-x face-id

How to generate an UIImage from AVCapturePhoto with correct orientation?

I am calling AVFoundation's delegate method to handle a photo capture, but I am having difficulty converting the AVCapturePhoto it …

avfoundation ios11 avcapturesession swift4

iOS 11. What the KVO_IS_RETAINING_ALL_OBSERVERS_OF_THIS_OBJECT_IF_IT_CRASHES_AN_OBSERVER_WAS_OVERRELEASED_OR_SMASHED is mean?

In the new iOS11, I get some strange exceptions. I do not understand why this is happening. In the previous …

ios crash ios11