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Run iOS apps Natively on macOS With Catalyst!
Catalyst by Tutorials reveals you easy methods to take all of these nice apps you’ve constructed on iOS and run them proper on macOS. However like every thing else with Apple, it’s not at all times as simple as you’d prefer it to be. This e-book will present you easy methods to design your apps to work properly on macOS, what you’ll be able to and may’t port between the 2 platforms, and another “gotchas” to maintain a watch out for when constructing apps below Catalyst.
This e-book is for builders who’ve a great deal with on constructing iOS apps and need to discover ways to port these apps to run on macOS as properly.
What’s Catalyst?
Previously generally known as Marzipan to Apple insiders, Catalyst allows you to prolong your iPad apps to macOS. Underneath Catalina and Xcode 11, builders can begin constructing their iPad apps with macOS as a goal.
And we’re not simply speaking about grossly super-sized variations of iPad apps in your Mac; Catalyst apps will assist native macOS controls and performance, such because the acquainted menu bar, assist for mouse and keyboards, window resizing, correct scroll bars, Contact Bar assist, and desktop-based drag and drop.
So when you’ve been hesitating to port your iPad apps to macOS since you simply don’t need to need to be taught to develop for the desktop, then now could be your time to start out!
Earlier than You Start
This part tells you a couple of issues you should know earlier than you get began, similar to what you’ll want for {hardware} and software program, the place to search out the undertaking information for this e-book, and extra.
Part I: Making a Nice iPad App
Catalyst is all about letting you utilize code you’ve written for iOS on macOS. However not simply any code. A minimum of for now, you’ll be able to solely run code that’s written for iPad on a Mac. And since a lot of the code will run on each platforms, earlier than you dive in to working your app in your Mac, there are some things you must do to make your code prepared.
On this part, you’ll take an app written to run on iPhone and adapt it to run on iPad. Then you definately’ll add some options to make it behave like a first-class iPad citizen. And thru the magic of Catalyst, these options will make your Mac app higher too!
On this chapter, you are getting your first take a look at the pattern app that you will be interacting with on this e-book.
As soon as you become familiar with the fundamental performance and structure, you may take your first steps towards bringing the app to macOS.
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Right here, be taught why you must use Cut up View Controller and achieve Instruction on easy methods to migrate from iPhone-style Navigation Controller with master-detail push to Cut up View Controller.
2
On this chapter, you may discover ways to add assist for dragging images from different apps and dropping them into your app. You may additionally discover ways to implement drag and drop for assortment views with easy animations and cell reordering.
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On this chapter, you may discover ways to allow a characteristic that has been obtainable because the starting on the Mac, and launched with iOS 13 on the iPad, multi-window assist.
4
On this chapter, you may find out about context menus, including assist for long-press menus on iPad and the way these menus routinely port to the Mac.
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On this chapter, discover ways to use keyboard instructions to navigate throughout an inventory and delete gadgets, in addition to the UIKeyCommand and setting first responder.
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Be taught structure preferences, and override particular person gadgets from darkish mode, much like Mail.app and the reader pane.
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Part II: Making a Nice Mac App
The excellent news is that almost all of your code will likely be helpful for each iPad and Mac platforms. However what concerning the issues which are Mac-specific: like mouse assist, Contact Bar assist and extra?
On this part, you’ll take your first-rate iPad app and add Mac-specific touches to make it work properly on macOS.
On this chapter, you are taking issues to the following degree by making some changes that’ll actually make your app shine when working on macOS by way of Catalyst.
All through the remainder of this part, you may go deeper on a number of different Mac-specific options. Once you’re accomplished, you may have the makings of a world-class Mac app.
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On this chapter, you may be taught to implement PointerStyleProvider and UIHoverGestureRecognizer to point out a shadow impact or to vary the default mouse pointer, when hovering over a diary entry within the pattern app. You may additionally be taught to decorate your mouse pointers utilizing UIPointAccessory that is new in iOS 15. You’ll take a look at the variations between iOS/iPadOS and contact targets in macOS.
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On this chapter, you’ll be taught all concerning the menu bar by trimming the default menu bar, in addition to including new gadgets to delete, share and add new diary entries.
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On this chapter, you may be taught to customise the toolbar gadgets, together with Add, Share and Delete.
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On this chapter you may proceed to develop your app by including the toolbar gadgets to the Contact Bar.
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Part III: Distributing Your App
Congratulations! You now have a Mac app. However getting that app, first to your testers after which to your customers generally is a little completely different than on iOS.
On this part, you’ll be taught be taught to roll out your app for beta testing utilizing TestFlight. You’ll then be taught the choices for distributing your app and the way these choices work.
On this chapter, you’ll learn concerning the professionals and cons of distributing on the Mac App Retailer, check your app utilizing TestFlight and discover ways to go from Xcode to a launched app on the App Retailer.
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On this chapter, you’ll discover ways to ensure that everybody with macOS can run your app,
in addition to easy methods to enhance the set up expertise in your potential customers.
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