term-kit-backend/Sources/TermKitBackend/View/Button.swift
2024-07-10 14:41:11 +02:00

61 lines
1.6 KiB
Swift

//
// Button.swift
// TermKitBackend
//
// Created by david-swift on 01.07.2024.
//
import TermKit
/// A simple button widget.
public struct Button: TermKitWidget {
/// The button's label.
var label: String
/// The action.
var action: () -> Void
/// Initialize a button.
/// - Parameters:
/// - The button's label.
/// - The action.
public init(_ label: String, action: @escaping () -> Void) {
self.label = label
self.action = action
}
/// The view storage.
/// - Parameters:
/// - modifiers: Modify views before being updated.
/// - type: The type of the app storage.
public func container<Storage>(
modifiers: [(any AnyView) -> any AnyView],
type: Storage.Type
) -> ViewStorage where Storage: AppStorage {
let button = TermKit.Button(label, clicked: action)
return .init(button)
}
/// Update the stored content.
/// - Parameters:
/// - storage: The storage to update.
/// - modifiers: Modify views before being updated
/// - updateProperties: Whether to update the view's properties.
/// - type: The type of the app storage.
public func update<Storage>(
_ storage: ViewStorage,
modifiers: [(any AnyView) -> any AnyView],
updateProperties: Bool,
type: Storage.Type
) where Storage: AppStorage {
guard let storage = storage.pointer as? TermKit.Button else {
return
}
storage.clicked = { _ in action() }
if updateProperties {
storage.text = label
}
}
}