You can use Binding to convert Double<–>String for TextField struct TestView: View { @State var someNumber = 123.0 var body: some View { let someNumberProxy = Binding<String>( get: { String(format: “%.02f”, Double(self.someNumber)) }, set: { if let value = NumberFormatter().number(from: $0) { self.someNumber = value.doubleValue } } ) return VStack { TextField(“Number”, text: someNumberProxy) Text(“number: … Read more
Here is updated entities from that article to adopt simple animated transitions between screens. All that is scratchy and only for demo, but hope it could be helpful somehow. Note: transitions do not work in Preview (at least at my Xcode 11.2/iOS 13.2), so tested in Simulator or real device. Here is how it looks: … Read more
You can add this operator overload, then it works as naturally as if it wasn’t a Binding. func ??<T>(lhs: Binding<Optional<T>>, rhs: T) -> Binding<T> { Binding( get: { lhs.wrappedValue ?? rhs }, set: { lhs.wrappedValue = $0 } ) } This creates a Binding that returns the left side of the operator’s value if it’s … Read more
SwiftUI doesn’t allow you to change @State in the initializer but you can initialize it. Remove the default value and use _fullText to set @State directly instead of going through the property wrapper accessor. @State var fullText: String // No default value of “” init(letter: String) { _fullText = State(initialValue: list[letter]!) }
Your navigation line isn’t a valid syntax use struct TitleView: View { var body: some View { NavigationView { VStack { Text(“What”).font(Font.custom(“Rochester-Regular”,size:60.0)) Text(“Date Today 07, 21 99”).foregroundColor(Color(“fontColor”)).padding(.bottom, CGFloat(50.0)) HStack { Image(“icons8-refresh-24”) Image(“icons8-pause-26”) Button(action : { NavigationLink(“”, destination: SceneView()) }) { Image(“icons8-play-26”).renderingMode(.original) } }.padding(.top,50) } } } }