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Presenting The Preferences Window On macOS Using SwiftUI
Let users change settings in your macOS apps easily through the Preferences window.
As a Mac user, you have undoubtedly noticed that there is a big number of apps that have something in common; a menu option to present a Preferences window, where we can specify and change various settings of an app. When provided, that menu option is on the Mac’s top bar, residing in the menu under the app’s name. The key combination that triggers the appearance of that window is also common among all macOS applications; just hitting the Cmd+, key combination brings up Preferences.
As you realize, presenting such a window is a must-have feature for most apps on macOS. As a developer, knowing how to do so in SwiftUI will soon become a mandatory requirement. This post shows how to achieve that, and present a custom Preferences window with just a few moves.
The Settings view
The first step in order to present a Preferences window is to implement a SwiftUI view that will be containing all configurable settings of the app. That view is what will be shown in Preferences. Note that it’s not mandatory to contain all settings code in one source file. On the contrary, it is recommended to break settings implementation in several…
