104 lines
2.6 KiB
Swift
104 lines
2.6 KiB
Swift
// Copyright 2020 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 10/10/20.
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//
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import CGTK
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import Foundation
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import TokamakCore
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protocol StackProtocol {
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var alignment: Alignment { get }
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}
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struct Box<Content: View>: View, ParentView, AnyWidget, StackProtocol {
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let content: Content
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let orientation: GtkOrientation
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let spacing: CGFloat
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let alignment: Alignment
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let expand = true
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func new(_ application: UnsafeMutablePointer<GtkApplication>) -> UnsafeMutablePointer<GtkWidget> {
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let grid = gtk_grid_new()!
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gtk_orientable_set_orientation(OpaquePointer(grid), orientation)
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grid.withMemoryRebound(to: GtkGrid.self, capacity: 1) {
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gtk_grid_set_row_spacing($0, UInt32(spacing))
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gtk_grid_set_column_spacing($0, UInt32(spacing))
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}
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return grid
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}
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func update(widget: Widget) {}
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var body: Never {
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neverBody("Box")
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}
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public var children: [AnyView] {
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[AnyView(content)]
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}
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}
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extension VStack: GTKPrimitive {
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@_spi(TokamakCore)
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public var renderedBody: AnyView {
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AnyView(
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Box(
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content: content,
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orientation: GTK_ORIENTATION_VERTICAL,
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spacing: _VStackProxy(self).spacing,
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alignment: .init(horizontal: alignment, vertical: .center)
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)
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)
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}
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}
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extension HStack: GTKPrimitive {
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@_spi(TokamakCore)
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public var renderedBody: AnyView {
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AnyView(
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Box(
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content: content,
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orientation: GTK_ORIENTATION_HORIZONTAL,
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spacing: _HStackProxy(self).spacing,
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alignment: .init(horizontal: .center, vertical: alignment)
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)
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)
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}
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}
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extension HorizontalAlignment {
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var gtkValue: GtkAlign {
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switch self {
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case .center: return GTK_ALIGN_CENTER
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case .leading: return GTK_ALIGN_START
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case .trailing: return GTK_ALIGN_END
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default: return GTK_ALIGN_CENTER
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}
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}
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}
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extension VerticalAlignment {
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var gtkValue: GtkAlign {
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switch self {
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case .center: return GTK_ALIGN_CENTER
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case .top: return GTK_ALIGN_START
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case .bottom: return GTK_ALIGN_END
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default: return GTK_ALIGN_CENTER
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}
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}
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}
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