SwiftUI选择器标题?

时间:2020-08-21 16:24:41

标签: ios swiftui picker swiftui-picker

我正在尝试使用Picker进行简单选择。目前,我正在使用.inline导航栏来显示标题。 (在这里我得到示例https://www.hackingwithswift.com/quick-start/swiftui/pickers-in-forms

struct ContentView: View {
    var strengths = ["Mild", "Medium", "Mature"]

    @State private var selectedStrength = 0
    
    var body: some View {
        NavigationView {
            Form {
                Picker(selection: $selectedStrength, label: Text("Strength")) {
                    ForEach(0 ..< strengths.count) {
                        Text(self.strengths[$0])
                    }
                }
            }.navigationBarTitle("Parent Title", displayMode: .inline)
        }
    }
}

所以我的问题是,当我进入选择器时,没有标题吗? Screenshot 1

当我尝试在foreach中的PickerForEach甚至Text上设置内联标题时,父标题会被覆盖...

是否有解决此问题的好方法,还是我应该继续制作自己的选择器(我们那里有任何简单的选择器)?

1 个答案:

答案 0 :(得分:0)

这就是我最终要做的事情(感谢Claus Jørgensen,使Change Navigation Title of Picker in SwiftUI的想法得以实现)

struct ContentView: View {
    var strengths = ["Mild", "Medium", "Mature"]

    @State private var selectedStrength = 0

    var body: some View {
        NavigationView {
            Form {
                Picker(selection: $selectedStrength, label: Text("Strength")) {
                    ForEach(0 ..< strengths.count) {
                        Text(self.strengths[$0])
                    }.navigationBarTitle("Strength", displayMode: .inline)
                }.navigationBarTitle("Parent Title", displayMode: .inline)
            }
        }
    }
}