在下面的工作示例中,编辑已发布的Test.Data的名称将起作用,编辑父项的名称将起作用,但是编辑子项的名称将导致NavigationView弹出。
编辑嵌套时,NavigationView有什么方法不弹出吗?
class Test:ObservableObject {
@Published var data:Data = .init()
struct Data:Identifiable {
var id:UUID = UUID()
var name:String = ""
var parents:[Parent] = [.init()]
}
struct ContentView:SwiftUI.View {
@EnvironmentObject var test:Test
var body: some SwiftUI.View {
NavigationView {
Form {
$test.data.name.view(with: "Name")
ForEach(enumerating: test.data.parents) { index, item in
NavigationLink(destination: Form { Parent.View(parent: self.$test.data.parents[index]) }) {
Text(item.name)
}
}
}
}
}
}
}
struct Parent:Identifiable {
var id:UUID = UUID()
var name:String = ""
var children:[Child] = [.init()]
struct View: SwiftUI.View {
@Binding var parent:Parent
var body: some SwiftUI.View {
Group {
$parent.name.view(with: "Name of the parent")
ForEach(enumerating: parent.children) { index, item in
NavigationLink(destination: Form { Child.View(child: self.$parent.children[index]) }) {
Text(item.name)
}
}
}
}
}
}
struct Child:Identifiable {
var id:UUID = UUID()
var name:String = ""
struct View: SwiftUI.View {
@Binding var child:Child
var body: some SwiftUI.View {
Group {
$child.name.view(with: "Name of the child")
}
}
}
}