Nov 9 2017
macOS 10.12, Xcode 9, Swift 4 In my post on macOS Storyboard Segues I said I’d look at sheets in more details, and now is as good a time as any. I meant to look at sheet segues in this post, but then I worked through all of the permutations of NSAlert, and 3500 words […]
Nov 7 2017
In Swift, functions are first class citizens The above does not come as a surprise. We’re using closures as callback handlers, and store them – frequently as optionals – save them, pass them around. I’ve used them as a variable in an enum: depending on the value of the enum, I return a different closure. […]
Nov 22 2017
Text field actions and NSTextFieldDelegate
(Xcode 9, Swift 4, macOS 10.12) I’ve been working with the Cocoa framework on MacOS, on and off, since 2006. That’s more than ten years. Taking a value from a text field is one of the first exercises you learn when you first explore programming… and it wasn’t until I poked at Apple’s introductory iOS […]
By Extelligent Cocoa • Wiki • • Tags: NSTextFieldDelegate