Status Bar App

Dec 6 2016

Status Bar App

(This post is based on https://www.raywenderlich.com/98178/os-x-tutorial-menus-popovers-menu-bar-apps), expanded and updated for Swift 3. This seems to be the only tutorial in town – at least I’ve seen a couple of other tutorials that were suspiciously similar, right down to the architecture and the location of the event monitoring code.) Xcode 8.0, macOS 10.11 1) Start simple: […]

By • Application Design, Tutorials • • Tags: , , ,

Serial Numbers

Dec 5 2016

Serial Numbers

macOS 10.11/Xcode 8.0 Sometimes, you want items to have serial numbers. This is, to me, the neatest way of creating such unique identifiers – simply use a static variable, and assign it to each new item before incrementing it in the initialiser. class HazSerialNumber { static var serialCounter: Int = 1 let serial: Int init(){ […]

By • Extensions • • Tags:

Nov 27 2016

Basic (generic) swap function

(Swift 3) var a: Int = 15 var b: Int = 12 func swap( a: inout Int, b: inout Int){ (a, b) = (b, a) } print(“a is \(a) “) //15 swap(a: &a, b: &b) print(“a is \(a) “) //12 So far, so good. I really like that this is doing away with the extra […]

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