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WWDC’20 introduced WidgetKit which is a new framework for building widgets on iOS, iPadOS, and macOS. Widgets provide a quick way for displaying content from your app either on the home screen on iOS or on the notification center on macOS. As I have an iOS app which stores data with CoreData then let’s see …
Continue reading "Sharing data from CoreData storage with a Widget on iOS"
iOS apps can add quick actions which are displayed when force touching on the app's icon. We'll add quick actions to my open source WaterMyPlants example app. Quick actions can be static and dynamic: static actions are defined in the Info.plist and dynamic actions are configured in the code by updating UIApplication's shortcutItems property. In …
In previous post "Dynamic user notification on Apple Watch with SwiftUI" I was looking into how to add WatchOS app to an existing project and how to create dynamic notifications. This time, I am gonna cover basics how to fetch data from companion iOS app's CoreData storage using WatchConnectivity framework and displaying the data in …
Continue reading "Fetching and displaying data on Watch app in SwiftUI"
CoreData is Apple's object graph and persistence framework. It provides data sources for synchronising data with view. Let's take a look on how to use those data sources in SwiftUI views. Starting with NSFetchedResultsController what is used for list and collection views, after that observing NSManagedObject directly from SwiftUI view and lastly subscribing to managed …
CoreData is a framework for managing object graphs and storing them on disk. It is much more than just offering a persistent storage, therefore the rich API it provides, is meant to be used app-wide. In this blog post we'll look into how to initialise CoreData storage, store some data in it and fetching it. …
