SwiftNotes

A super simple wrapper around NotificationCenter.

Setup

pod 'SwiftNotes'

Or just drop SwiftNotes.swift into your project.

UIKit Notification Examples

UIKeyboard Notifications

when(.UIKeyboardDidShow) { note in
    // do stuff 
}

UIApplication Notifications

when(.UIApplicationDidBecomeActive) { _ in
    // do stuff
}

Custom Notifications

Define A Custom Notification

// define the custom event name
extension NSNotification.Name {
    static let somethingHappened = Notification.Name("somethingHappened")
}

Trigger Your Custom Notification

// send your custom event
trigger(.somethingHappened)

Respond To Your Custom Notification

when(.somethingHappened) { _ in
    // do stuff
}

Extra Parameters

Trigger An Event And Include UserInfo

trigger(.somethingHappened, userInfo: ["goodTimes": true])

Trigger An Event On A Specific Sender

trigger(.updatedFromRemote, on: self)

Observe An Event On A Specific Sender

when(model, does: .updatedFromRemote) { _ in
    // do stuff
}

Respond On A Specific Queue

// make sure the closure is run on the main queue
when(.somethingHappened, doOn: OperationQueue.main) _ in 
    // do stuff
}