71 lines
2.0 KiB
Swift
71 lines
2.0 KiB
Swift
//
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// MenuCollection.swift
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// TermKitBackend
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//
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// Created by david-swift on 13.07.2024.
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//
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import TermKit
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/// A collection of menus.
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public struct MenuCollection: MenuWidget, Wrapper {
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/// The content of the collection.
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var content: Body
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/// Initialize a menu.
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/// - Parameter content: The content of the collection.
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public init(@ViewBuilder content: @escaping () -> Body) {
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self.content = content()
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}
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/// The view storage.
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/// - Parameters:
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/// - modifiers: Modify the views before updating.
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/// - type: The type of the views.
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/// - Returns: The view storage.
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public func container<Data>(
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data: WidgetData,
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type: Data.Type
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) -> ViewStorage where Data: ViewRenderData {
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var storages: [ViewStorage] = []
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forEachMenu { menu in
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storages.append(menu.container(data: data, type: type))
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}
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return .init(storages.compactMap { $0.pointer }, content: [.mainContent: storages])
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}
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/// Update the stored content.
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/// - Parameters:
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/// - storage: The storage to update.
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/// - modifiers: Modify the views before updating.
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/// - updateProperties: Whether to update the properties.
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/// - type: The type of the views.
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public func update<Data>(
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_ storage: ViewStorage,
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data: WidgetData,
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updateProperties: Bool,
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type: Data.Type
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) where Data: ViewRenderData {
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// Menus cannot be updated
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}
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/// Run a function for each menu.
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/// - Parameter closure: The function.
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func forEachMenu(closure: @escaping (Menu) -> Void) {
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var index = 0
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for element in content {
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if let menu = element as? Menu {
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closure(menu)
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index += 1
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} else if let collection = element as? [Menu] {
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for menu in collection {
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closure(menu)
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index += 1
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}
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}
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}
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}
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}
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