90 lines
2.8 KiB
Swift
90 lines
2.8 KiB
Swift
//
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// FormSection.swift
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// Adwaita
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//
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// Created by david-swift on 03.01.24.
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//
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import Libadwaita
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/// A section usually groups forms.
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public struct FormSection: Widget {
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/// The title.
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var title: String
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/// The content.
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var content: Body
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/// The description.
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var description = ""
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/// The suffix.
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var suffix: Body = []
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/// The identifier for the suffix content.
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let suffixID = "suffix"
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/// Initialize a form section.
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/// - Parameters:
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/// - title: The title.
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/// - content: The content, usually one or more forms.
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public init(_ title: String, @ViewBuilder content: () -> Body) {
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self.title = title
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self.content = content()
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}
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/// Update a view storage.
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/// - Parameters:
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/// - storage: The view storage.
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/// - modifiers: Modify views before being updated.
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public func update(_ storage: ViewStorage, modifiers: [(View) -> View]) {
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if let group = storage.view as? Libadwaita.PreferencesGroup {
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update(group: group)
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}
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if let storage = storage.content[.mainContent]?.first {
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content.widget(modifiers: modifiers).update(storage, modifiers: modifiers)
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}
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if let suffixStorage = storage.content[suffixID]?.first {
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suffix.widget(modifiers: modifiers).update(suffixStorage, modifiers: modifiers)
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}
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}
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/// Get a view storage.
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/// - Parameter modifiers: Modify views before being updated.
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/// - Returns: The view storage.
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public func container(modifiers: [(View) -> View]) -> ViewStorage {
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let group: Libadwaita.PreferencesGroup = .init(name: title, description: description)
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let content = content.widget(modifiers: modifiers).container(modifiers: modifiers)
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let suffixContent = suffix.widget(modifiers: modifiers).container(modifiers: modifiers)
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group.add(content.view)
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if !suffix.isEmpty {
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_ = group.headerSuffix(suffixContent.view)
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}
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return .init(group, content: [.mainContent: [content], suffixID: [suffixContent]])
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}
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/// Update the form section.
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/// - Parameter group: The form section.
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func update(group: Libadwaita.PreferencesGroup) {
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_ = group.title(title)
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_ = group.description(description)
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}
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/// Set the form section's description.
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/// - Parameter description: The description.
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/// - Returns: The form section.
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public func description(_ description: String) -> Self {
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var newSelf = self
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newSelf.description = description
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return newSelf
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}
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/// Set the form section's suffix view.
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/// - Parameter suffix: The suffix.
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/// - Returns: The form section.
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public func suffix(@ViewBuilder _ suffix: @escaping () -> Body) -> Self {
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var newSelf = self
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newSelf.suffix = suffix()
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return newSelf
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}
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}
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