问题。为什么在导航到 TabView 的子视图时退出我的 TabView
?我希望我说的很清楚,但下面的代码已准备好进行复制和粘贴,并注意当我导航到 UnrelatedView
时如何退出我的 tabView...
附加上下文:本例中的根视图 ContentView
嵌入在 App.swift 文件中的 NavigationView 内
import SwiftUI
struct ContentView: View {
var body: some View {
TabView {
ViewA()
.tabItem {
Text("A")
}
ViewB()
.tabItem {
Text("B")
}
ViewC()
.tabItem {
Text("C")
}
}
}
}
struct ContentView_Previews: PreviewProvider {
static var previews: some View {
ContentView()
}
}
struct ViewA: View {
var body: some View {
NavigationLink(destination: UnrelatedView()) {
Text("ViewA")
}
}
}
struct ViewB: View {
var body: some View {
Text("ViewB")
}
}
struct ViewC: View {
var body: some View {
Text("ViewC")
}
}
struct UnrelatedView: View {
var body: some View {
NavigationView {
Text("Unrelated View")
}
}
}
答案 0 :(得分:1)
您需要将导航包裹在 NavigationView
中。
struct ViewA: View {
var body: some View {
NavigationView {
NavigationLink(destination: UnrelatedView()) {
Text("ViewA")
}
}
}
}