77 lines
2.4 KiB
Swift
77 lines
2.4 KiB
Swift
// Copyright 2020-2021 Tokamak contributors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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// Created by Carson Katri on 7/16/20.
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//
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import JavaScriptKit
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import OpenCombineShim
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import TokamakCore
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import TokamakStaticHTML
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public extension App {
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static func _launch(_ app: Self, with configuration: _AppConfiguration) {
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switch configuration.reconciler {
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case .stack:
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_launch(app, configuration.rootEnvironment, TokamakDOM.body)
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case let .fiber(useDynamicLayout):
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DOMFiberRenderer("body", useDynamicLayout: useDynamicLayout).render(app)
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}
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}
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/// The default implementation of `launch` for a `TokamakDOM` app.
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///
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/// Creates a host `div` node and appends it to the body.
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///
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/// The body is styled with `margin: 0;` to match the `SwiftUI` layout
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/// system as closely as possible
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///
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static func _launch(
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_ app: Self,
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_ rootEnvironment: EnvironmentValues,
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_ body: JSObject
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) {
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if body.style.object!.all == "" {
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body.style = "margin: 0;"
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}
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let rootStyle = document.createElement!("style").object!
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rootStyle.id = "_tokamak-app-style"
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rootStyle.innerHTML = .string(tokamakStyles)
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_ = head.appendChild!(rootStyle)
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let div = document.createElement!("div").object!
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_ = Unmanaged.passRetained(DOMRenderer(app, div, rootEnvironment))
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_ = body.appendChild!(div)
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ScenePhaseObserver.observe()
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ColorSchemeObserver.observe(div)
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}
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static func _setTitle(_ title: String) {
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let titleTag = document.createElement!("title").object!
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titleTag.id = "_tokamak-app-title"
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titleTag.innerHTML = .string(title)
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_ = head.appendChild!(titleTag)
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}
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var _phasePublisher: AnyPublisher<ScenePhase, Never> {
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ScenePhaseObserver.publisher.eraseToAnyPublisher()
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}
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var _colorSchemePublisher: AnyPublisher<ColorScheme, Never> {
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ColorSchemeObserver.publisher.eraseToAnyPublisher()
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}
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}
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