![]() ![]() You can use SwiftUI previews right in Xcode. In fact, you don’t even need to run your app in the simulator. You don’t need to run to the closest Apple Store and buy different devices to test for different size classes. These combinations cover all iPads, from the big 12.9″ iPad Pro down to the 7.9″ iPad mini 4. Altogether, there are 15 combinations listed with split views of two-thirds, one-half and one-third of the screen size. But when using Split View, the available screen sizes reduce and the size classes change.Īpple provides an overview of all possible combinations in its Human Interface Guidelines. Without multitasking, all iPads, even iPad minis, have regular width and height in portrait and landscape orientation. ![]() Thus, your app can have four possible combinations of width and height: Fortunately, iOS makes it simple for you to detect and respond to exactly this situation using something called a size class.Ī size class is an attribute that describes the height and width of your content as either regular or compact. You can imagine how you might want to change your app’s layout when it’s displayed in something other than a full-screen window. Now, you can use MarvelousHeroes in Slide Over and Split View. Open two instances of MarvelousHeroes side by side to see something like this: Check Supports multiple windows:īuild and run. Enabling Multiple Windows SupportĬlick MarvelousHeroes at the top of the Project navigator. Don’t worry - to support Split View and Slide Over, all you need to do is to check a box. Drag the icon to the right border of the iPad.Īpps don’t support multitasking out of the box.Tap and hold your finger on the MarvelousHeroes icon.Slide up from the bottom of the screen to bring up the dock.To explore how MarvelousHeroes looks with Split View: In this tutorial, you’ll focus on Slide Over and Split View. As you can see in the last image, a user can watch a video in a small window while still using other apps. Picture-in-Picture: The last type of multitasking focuses on videos.The middle picture shows a Split View configuration, where both apps have half the screen. This type of multitasking is great for working and interacting with two apps at the same time. Split View: Split View lets you open two apps side by side in three possible setups: Both views could have the same width, or one could take up to two-thirds of the screen while the other uses the remaining space.This type is useful if you want a quick look at the information provided by another app while still focusing on the main app in the background. A user opens an app as a small overlay over another app. Slide Over: The first image shows Slide Over.The image below shows the possible multitasking app layouts: There are three ways to work with multitasking on iPadOS. Then, you’ll see the downloaded hero images like this:Īh, the great 3-D Man and A-Bomb - who doesn’t love these famous superheroes? ] Multitasking in iPadOS To verify, select All Heroes in the NavigationView. ![]() Replace the placeholder values in publicKey and privateKey with your keys.īuild and run. Then check My Developer Account to find your keys. Click Get a Key on the website:įollow the steps on the next pages to create a new Marvel developer account. You’ll need these keys to gain access to the heroes. The starter project is set up to download and display hero images.īefore you run the project, you need to create a Marvel developer account to get a public and private API key. Getting Startedĭownload the starter project using the Download Materials button at the top or bottom of this tutorial. Without further ado, it’s time to dive in. How to preview size classes in SwiftUI?.In this tutorial, you’ll learn about the following multitasking topics: Now you can take all your heroes with you! Thus you’ll add the possibility to open two instances of this app side by side and drag a hero from the overview to the favorite list completely in SwiftUI. It may get annoying to mark every single hero you like as a favorite. While MarveolousHeroes is already a great app, multitasking will make it even better. By selecting a hero, you can get more information, like a description or the number of comics he or she appears in. This app has two lists: One gives an overview of heroes and the other lists your favorites. In this tutorial, you’ll work on MarvelousHeroes, an app that displays a list of heroes from the Marvel universe. By adding support for multitasking on iPadOS and using multiple windows for your app, you can harness the full potential of the big screen. The iPad’s wonderful display allows for apps that wouldn’t be possible on an iPhone’s small screen. ![]()
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