在 macOS 上，SwiftUI 的 Settings 是官方提供的方法为 偏好设置界面 添加界面。
struct SettingsView: View {
@State private var selection = "Red"
let colors = ["Red", "Green", "Blue", "Black", "Tartan"]
var body: some View {
Form {
Picker("Select a paint color", selection: $selection) {
ForEach(colors, id: \.self) {
Text($0)
}
}
.pickerStyle(InlinePickerStyle())
}
.frame(width: 300)
.navigationTitle("Demo Settings")
.padding(80)
}
}
@main
struct DemoApp: App {
var body: some Scene {
WindowGroup {
ContentView()
}
#if os(macOS)
Settings {
SettingsView()
}
#endif
}
}