Created
June 29, 2024 11:54
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Swift 6: SwiftUI Environment
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| import SwiftUI | |
| @MainActor class Dependency { | |
| var value: String | |
| nonisolated init(value: String? = nil) { | |
| self.value = value ?? "Initial" | |
| } | |
| } | |
| // MARK: Entry | |
| extension EnvironmentValues { | |
| @Entry var dependencyEntry = Dependency(value: "@Entry") | |
| } | |
| // MARK: EnvironmentValues | |
| struct DependencyKey: EnvironmentKey { | |
| static let defaultValue = Dependency(value: "EnvironmentValues") | |
| } | |
| extension EnvironmentValues { | |
| var dependency: Dependency { | |
| get { self[DependencyKey.self] } | |
| set { self[DependencyKey.self] = newValue } | |
| } | |
| } | |
| struct ContentView: View { | |
| @Environment(\.dependency) var dependency | |
| @Environment(\.dependencyEntry) var dependencyEntry | |
| var body: some View { | |
| VStack { | |
| Text("Hello, \(dependencyEntry.value)") | |
| Text("Hello, \(dependency.value)") | |
| } | |
| .padding() | |
| } | |
| } | |
| #Preview { | |
| ContentView() | |
| } |
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