72 lines
1.7 KiB
Swift
72 lines
1.7 KiB
Swift
//
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// Swiftfin is subject to the terms of the Mozilla Public
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// License, v2.0. If a copy of the MPL was not distributed with this
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// file, you can obtain one at https://mozilla.org/MPL/2.0/.
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//
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// Copyright (c) 2024 Jellyfin & Jellyfin Contributors
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//
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import SwiftUI
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// https://movingparts.io/variadic-views-in-swiftui
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/// An `HStack` that inserts an optional `separator` between views.
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///
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/// - Note: Default spacing is removed. The separator view is responsible
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/// for spacing.
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struct SeparatorVStack<Content: View, Separator: View>: View {
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private var content: () -> Content
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private var separator: () -> Separator
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var body: some View {
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_VariadicView.Tree(SeparatorVStackLayout(separator: separator)) {
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content()
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}
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}
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}
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extension SeparatorVStack {
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init(
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@ViewBuilder separator: @escaping () -> Separator,
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@ViewBuilder content: @escaping () -> Content
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) {
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self.init(
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content: content,
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separator: separator
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)
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}
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}
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extension SeparatorVStack {
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struct SeparatorVStackLayout: _VariadicView_UnaryViewRoot {
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var separator: () -> Separator
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@ViewBuilder
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func body(children: _VariadicView.Children) -> some View {
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let last = children.last?.id
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localHStack {
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ForEach(children) { child in
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child
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if child.id != last {
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separator()
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}
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}
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}
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}
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@ViewBuilder
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private func localHStack(@ViewBuilder content: @escaping () -> some View) -> some View {
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VStack(spacing: 0) {
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content()
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}
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}
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}
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}
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