126 lines
4.2 KiB
Swift
126 lines
4.2 KiB
Swift
//
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// StatusPage.swift
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// Adwaita
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//
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// Created by auto-generation on 04.02.26.
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//
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import CAdw
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import LevenshteinTransformations
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/// A page used for empty/error states and similar use-cases.
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///
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///
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///
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/// The `AdwStatusPage` widget can have an icon, a title, a description and a
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/// custom widget which is displayed below them.
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///
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///
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public struct StatusPage: AdwaitaWidget {
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#if exposeGeneratedAppearUpdateFunctions
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/// Additional update functions for type extensions.
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public var updateFunctions: [(ViewStorage, WidgetData, Bool) -> Void] = []
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/// Additional appear functions for type extensions.
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public var appearFunctions: [(ViewStorage, WidgetData) -> Void] = []
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#else
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/// Additional update functions for type extensions.
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var updateFunctions: [(ViewStorage, WidgetData, Bool) -> Void] = []
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/// Additional appear functions for type extensions.
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var appearFunctions: [(ViewStorage, WidgetData) -> Void] = []
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#endif
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/// The child widget.
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var child: Body?
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/// The description markup to be displayed below the title.
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var description: String?
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/// The name of the icon to be used.
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///
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/// Changing this will set ``paintable(_:)`` to `NULL`.
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var iconName: String?
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/// The title to be displayed below the icon.
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///
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/// It is not parsed as Pango markup.
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var title: String?
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/// Initialize `StatusPage`.
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public init() {
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}
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/// The view storage.
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/// - Parameters:
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/// - modifiers: Modify views before being updated.
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/// - type: The view render data type.
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/// - Returns: The view storage.
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public func container<Data>(data: WidgetData, type: Data.Type) -> ViewStorage where Data: ViewRenderData {
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let storage = ViewStorage(adw_status_page_new()?.opaque())
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for function in appearFunctions {
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function(storage, data)
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}
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if let childStorage = child?.storage(data: data, type: type) {
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storage.content["child"] = [childStorage]
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adw_status_page_set_child(storage.opaquePointer, childStorage.opaquePointer?.cast())
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}
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return storage
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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 views before being updated
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/// - updateProperties: Whether to update the view's properties.
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/// - type: The view render data type.
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public func update<Data>(_ storage: ViewStorage, data: WidgetData, updateProperties: Bool, type: Data.Type) where Data: ViewRenderData {
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storage.modify { widget in
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if let widget = storage.content["child"]?.first {
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child?.updateStorage(widget, data: data, updateProperties: updateProperties, type: type)
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}
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if let description, updateProperties, (storage.previousState as? Self)?.description != description {
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adw_status_page_set_description(widget, description)
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}
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if let iconName, updateProperties, (storage.previousState as? Self)?.iconName != iconName {
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adw_status_page_set_icon_name(widget, iconName)
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}
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if let title, updateProperties, (storage.previousState as? Self)?.title != title {
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adw_status_page_set_title(widget, title)
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}
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}
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for function in updateFunctions {
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function(storage, data, updateProperties)
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}
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if updateProperties {
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storage.previousState = self
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}
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}
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/// The child widget.
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public func child(@ViewBuilder _ child: () -> Body) -> Self {
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modify { $0.child = child() }
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}
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/// The description markup to be displayed below the title.
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public func description(_ description: String?) -> Self {
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modify { $0.description = description }
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}
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/// The name of the icon to be used.
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///
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/// Changing this will set ``paintable(_:)`` to `NULL`.
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public func iconName(_ iconName: String?) -> Self {
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modify { $0.iconName = iconName }
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}
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/// The title to be displayed below the icon.
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///
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/// It is not parsed as Pango markup.
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public func title(_ title: String?) -> Self {
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modify { $0.title = title }
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}
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}
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