50 lines
1.3 KiB
Swift
50 lines
1.3 KiB
Swift
//
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// WindowSceneGroup.swift
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// Adwaita
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//
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// Created by david-swift on 14.09.23.
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//
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/// A structure conforming to `WindowScene` can be added to an app's `scene`.
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public protocol WindowSceneGroup {
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/// The group's content.
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@SceneBuilder var scene: Scene { get }
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}
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extension WindowSceneGroup {
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/// Get the windows described by the group.
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/// - Returns: The windows.
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func windows() -> [WindowScene] {
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var content: [WindowScene] = []
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for element in scene {
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if let window = element as? WindowScene {
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content.append(window)
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} else {
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content += element.windows()
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}
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}
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return content
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}
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/// Update the windows described by the group.
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/// - Parameters:
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/// - storage: The window's storage.
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/// - app: The application.
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func update(_ storage: [WindowStorage], app: GTUIApp) {
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for (index, window) in windows().enumerated() {
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if let storage = storage[safe: index] {
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window.update(storage, app: app)
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}
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}
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}
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}
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/// `Scene` is an array of windows.
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public typealias Scene = [WindowSceneGroup]
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/// A builder for the `Scene`
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public typealias SceneBuilder = ArrayBuilder<WindowSceneGroup>
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