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JaNd3r/MainThreadNotification.swift

Last active December 10, 2018 05:12
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Attention when moving asynchronously UI-changing code to a background thread: Notifications sent using the `NSNotificationCenter.defaultCenter()` must be sent on the main thread. Otherwise you will receive a warning like this: "This application is modifying the autolayout engine from a background thread, which can lead to engine corruption and w…
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MainThreadNotification.swift
func postMainThreadNotificationName(name: String, object: AnyObject?, userInfo: [NSObject : AnyObject]?) {
dispatch_async(dispatch_get_main_queue(), {
NSNotificationCenter.defaultCenter().postNotificationName(name, object: object, userInfo: userInfo)
})
}
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JaNd3r commented Nov 5, 2015

Complete console log message:

    This application is modifying the autolayout engine from a background thread,
    which can lead to engine corruption and weird crashes.
    This will cause an exception in a future release.

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