Apple advises that SwiftUI apps for macOS avoid using AppDelegate. How can you substitute initial app setup, and cleaning up before an app quits using just SwiftUI?
AppKit
SwiftUI is almost five years old. Following experience porting an AppKit app for macOS to SwiftUI, it still has a long way to go. Here’s the current state of play.
Introduced in OS X 10.7 Lion in 2011, this feature has undergone considerable change. Although it stored versions in iCloud Drive at one time, it doesn’t now.
Apple needs to widen the gap between late Intel and Apple silicon Macs without locking Intel Macs out, mature Stage Manager, fix System Settings, and more.
Now supported by many apps, document versions are a free and valuable feature in macOS. Here’s a summary of its features and how to get most from it.
All about helpd and HelpViewer, how they index and maintain Help books. And what has gone wrong recently, including an odd difference between Intel and Apple silicon Macs.
Does that app use Electron, Catalyst, SwiftUI, AppKit, or is it an iPhone app? How to find out easily.
Apps don’t work like the Finder. Most use ‘safe saves’ designed to prevent a failed save losing the original document. Here’s how they work.
A firsthand account of how the Mac human interface was developed 40 years ago for the Lisa, and resources for learning to code for macOS.
Why couldn’t a user specify times before 0100 and after 1300, when the DatePicker worked fine using the 24-hour clock?
