There are multiple ways. You can either call your function inside the view via a .onAppear. .onAppear { yourFunction() } Or by calling an initializer between the class/struct you have, and its var body: Some View as this: struct YourView: View { init { yourFunction() } var body: some View { //Your view code… } … Read more
Introduction This post is about a problem related to the Start function not being called in the SwiftUI framework. The issue is that the Start function is not being called when the application is launched. This post will provide a solution to this issue and explain why the Start function is not being called. Additionally, … Read more
It works fine with me, might me something in the model data code? Here is my working example: struct Exercise: Identifiable { let id = UUID() var dateCompleted: Date var reps: Int } struct ContentView: View { private var exerciseMaxRepsArray: [Exercise] = [] init() { // init dummy data for i in 0 ..< 10 … Read more
If you have a Struct as Model or ViewModel and you need to update your SwiftUI View here it is how to do just that with SwiftUI + Combine. import Combine struct ViewModel { var textChangedPublisher: AnyPublisher<String, Never> { textChangedSubject.eraseToAnyPublisher() } private let textChangedSubject = PassthroughSubject<String, Never>() func triggerUpdate() { let newStr = DateFormatter().string(from: Date()) … Read more
Correct, the View shouldn’t take care of data. And SwiftUI enforces this logic. You could create a Player class which takes care of playing the audio. And add it as an EnvironmentObject, so you can control it with your button in the View. You can then do sweet things like binding your play button to … Read more
Actually all you need is .nonactivatingPanel style panel. Everything else is details, like level of this window, custom views with overridden acceptsFirstMouse:, needsPanelToBecomeKey, etc. Btw, button accepts first click by default, non activating app in this case. So your AppDelegate, for example, might look like the following: class AppDelegate: NSObject, NSApplicationDelegate { var docky: NSPanel! … Read more
You have to convert your UserModel to [String : Any] type in order to save it on firebase. Try this: func convertUserModelToDictionary(user: UserModel) -> [String : Any] { let userData = [ “name” : user.name, // change these according to you model “email”: user.email, “user_id”: user.userId ] return userData } You can use this function … Read more
I believe you can do it with a custom extension and view(code is below the image). //main view import SwiftUI struct ContentView: View { @State var text = “” var body: some View { VStack { TextField(“”, text: $text) .frame(width: 200, height: 40) .border(width: 1, edges: [.bottom], color: .gray.opacity(0.4)) .border(width: 1, edges: [.top, .leading, .trailing], … Read more
You would use a TabView {…} to accomplish this. Effectively you instantiate your views inside of the TabView then add an item modifier to each view. var body: some View { TabView { Text(“A”) .tabItem { Text(“A”) } Text(“B”) .tabItem { Text(“B”) } Text(“C”) .tabItem { Text(“C”) } } init() { UITabBar.appearance().backgroundColor = UIColor.red } … Read more
Use a Menu with a inline Picker as its content: Menu { Picker(selection: $fruit, label: EmptyView()) { ForEach(fruits, id: \.self) { fruit in Text(fruit) } } .labelsHidden() .pickerStyle(InlinePickerStyle()) } label: { HStack { Text(“Picked:”) Text(fruit) } } 3 solved Display Multiple views in Picker
You can use a presentation button with a binding. See: https://stackoverflow.com/a/56547016/3716612 struct ContentView: View { @State var showModal = false var body: some View { BindedPresentationButton( showModal: $isSignIn, label: Text(isSignIn ? “SignIn” : “Next”) .font(.headline) .bold() .frame(width: 100) .padding(10) .foregroundColor(.white) .background(Color.blue) .cornerRadius(20), destination: HomeScreen() ) } } 4 solved Async Next Screen Presentation in SwiftUI
extension Optional { func safeUnwrap(_ defaultValue: Wrapped) -> Wrapped { switch self { case let value?: return value case nil: return defaultValue } } } Or even extension Optional { func safeUnwrap(_ defaultValue: Wrapped) -> Wrapped { self ?? defaultValue } } But as was pointed out, this is more wordy and less idiomatic than … Read more