OnLayout Tutorial 01

OnLayout Tutorial 01.swift

struct MainView: View {
    var body: some View {
       ScrollView {
            HStack {
                Spacer()
                Text("ScrollView Content")
                    .multilineTextAlignment(.center)
                    .foregroundColor(.white)
                    .background(Color.blue.brightness(0.2))
                Spacer()
            }
        }
        .background(Color.blue)
        .overlay(
            TitleBar(),
            alignment: .top
        )
        .edgesIgnoringSafeArea(.all)
    }
}

struct TitleBar : View {
    var body: some View {
        HStack {
            Text("Title")
                .frame(alignment: .center)
                .foregroundColor(.white)
            Spacer()
        }
        .padding(
            EdgeInsets(
                top: 50,
                leading: 16,
                bottom: 16,
                trailing: 16
            )
        )
        .background(Color.red.opacity(0.5))
    }
}