In this post, we will learn how to save the list order when customizing the list order when you drag the cells and save those changes back to CoreData. First, we create a new Entity from CoreData. A simple Item entity with a couple of attributes Next, we will create a Persistence manager struct to… Read More How To Save List Ordering in SwiftUI to CoreData
For some strange reason when you add the navigationTitle() to any view inside the NavigationView it would throw constraint errors. Running the simulator it would build fine but will throw these constraint warnings. The Debug View Hierarchy shows the following which is still unclear to me how it works. Thanks to this post. Adding navigationViewStyle()… Read More Fixing NavigationTitle Warning Errors In SwiftUI
Learn how to use the toolbar() modifier in SwiftUI. The toolbar() modifier allows you to add views to the toolbar or to the navigation bar, it would soon replace the deprecated navigationBarItems() modifier. Just add the modifier to any view inside the NavigationView such as the example below, then add ToolbarItem or ToolbarItemGroup to build… Read More How to Use the toolbar() Modifier in SwiftUI
Types in Swift fall into one or two categories (value types and reference types). Value types are where each instance keeps a unique copy of its data, usually defined as a struct, enum or tuple. In SwiftUI we use structs for our views and since structs are value types we cannot modify the values inside… Read More How to use the @State property wrapper in SwiftUI
From Xcode 12 and higher when creating a new project either an App or Document App, the Life Cycle option now contains two options. SwiftUI App and UIKit App Delegate. So what is this new SwiftUI App Life Cycle? With a SwiftUI App it now conforms to a new App protocol, this protocol replaces the… Read More Tips for the SwiftUI App Life Cycle