371 lines
13 KiB
Swift
371 lines
13 KiB
Swift
//
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// AnyView++.swift
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// Adwaita
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//
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// Created by david-swift on 16.10.24.
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//
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import CAdw
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import Foundation
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extension AnyView {
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/// Set the view's aspect ratio.
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/// - Parameter aspectRatio: The aspect ratio.
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public func aspectRatio(_ aspectRatio: Float) -> AspectFrame {
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.init(ratio: aspectRatio)
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.child { self }
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}
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/// Add a top toolbar to the view.
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/// - Parameters:
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/// - toolbar: The toolbar's content.
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/// - visible: Whether the toolbar is visible.
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/// - Returns: A view.
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public func topToolbar(visible: Bool = true, @ViewBuilder _ toolbar: @escaping () -> Body) -> ToolbarView {
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.init()
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.content { self }
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.top(toolbar)
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.revealTopBars(visible)
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}
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/// Add a bottom toolbar to the view.
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/// - Parameters:
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/// - toolbar: The toolbar's content.
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/// - visible: Whether the toolbar is visible.
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/// - Returns: A view.
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public func bottomToolbar(visible: Bool = true, @ViewBuilder _ toolbar: @escaping () -> Body) -> ToolbarView {
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.init()
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.content { self }
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.bottom(toolbar)
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.revealBottomBars(visible)
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}
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/// Add an overlay view.
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/// - Parameters:
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/// - overlay: The overlay view.
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/// - Returns: A view.
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public func overlay(@ViewBuilder _ overlay: @escaping () -> Body) -> Overlay {
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.init()
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.child { self }
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.overlay(overlay)
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}
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/// Set the view's transition.
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/// - Parameter transition: The transition.
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/// - Returns: A view.
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public func transition(_ transition: Transition) -> AnyView {
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inspect { storage, updateProperties in
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if updateProperties {
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storage.fields[.transition] = transition
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}
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}
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}
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/// Set the view's navigation title.
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/// - Parameter label: The navigation title.
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/// - Returns: A view.
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public func navigationTitle(_ label: String) -> AnyView {
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inspect { storage, updateProperties in
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if updateProperties {
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storage.fields[.navigationLabel] = label
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}
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}
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}
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/// Make a button or similar widget use accent colors.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func suggested(_ active: Bool = true) -> AnyView {
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style("suggested-action", active: active)
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}
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/// Make a button or similar widget use destructive colors.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func destructive(_ active: Bool = true) -> AnyView {
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style("destructive-action", active: active)
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}
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/// Make a button or similar widget use flat appearance.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func flat(_ active: Bool = true) -> AnyView {
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style("flat", active: active)
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}
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/// Make a button or similar widget use the regular appearance instead of the flat one.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func raised(_ active: Bool = true) -> AnyView {
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style("raised", active: active)
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}
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/// Make a button or similar widget round.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func circular(_ active: Bool = true) -> AnyView {
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style("circular", active: active)
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}
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/// Make a button or similar widget appear as a pill.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func pill(_ active: Bool = true) -> AnyView {
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style("pill", active: active)
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}
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/// Make the view partially transparent.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func dimLabel(_ active: Bool = true) -> AnyView {
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style("dim-label", active: active)
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}
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/// Use a title typography style.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func title1(_ active: Bool = true) -> AnyView {
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style("title-1", active: active)
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}
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/// Use a title typography style.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func title2(_ active: Bool = true) -> AnyView {
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style("title-2", active: active)
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}
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/// Use a title typography style.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func title3(_ active: Bool = true) -> AnyView {
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style("title-3", active: active)
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}
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/// Use a title typography style.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func title4(_ active: Bool = true) -> AnyView {
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style("title-4", active: active)
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}
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/// Use the heading typography style.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func heading(_ active: Bool = true) -> AnyView {
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style("heading", active: active)
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}
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/// Use the body typography style.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func body(_ active: Bool = true) -> AnyView {
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style("body", active: active)
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}
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/// Use the caption heading typography style.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func captionHeading(_ active: Bool = true) -> AnyView {
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style("caption-heading", active: active)
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}
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/// Use the caption typography style.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func caption(_ active: Bool = true) -> AnyView {
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style("caption", active: active)
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}
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/// Use the monospace typography style.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func monospace(_ active: Bool = true) -> AnyView {
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style("monospace", active: active)
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}
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/// Use the numeric typography style.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func numeric(_ active: Bool = true) -> AnyView {
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style("numeric", active: active)
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}
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/// Apply the accent color.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func accent(_ active: Bool = true) -> AnyView {
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style("accent", active: active)
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}
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/// Apply the success color.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func success(_ active: Bool = true) -> AnyView {
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style("success", active: active)
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}
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/// Apply the warning color.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func warning(_ active: Bool = true) -> AnyView {
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style("warning", active: active)
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}
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/// Apply the error color.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func error(_ active: Bool = true) -> AnyView {
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style("error", active: active)
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}
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/// Apply the card style.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func card(_ active: Bool = true) -> AnyView {
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style("card", active: active)
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}
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/// Apply an icon dropshadow.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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///
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/// Use for icons larger than 32x32 pixels.
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public func iconDropshadow(_ active: Bool = true) -> AnyView {
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style("icon-dropshadow", active: active)
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}
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/// Use for icons smaller than or equal to 32x32 pixels.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func lowresIcon(_ active: Bool = true) -> AnyView {
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style("lowres-icon", active: active)
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}
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/// Use the OSD style class.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func osd(_ active: Bool = true) -> AnyView {
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style("osd", active: active)
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}
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/// Give a view the default window background and foreground colors.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func backgroundStyle(_ active: Bool = true) -> AnyView {
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style("background", active: active)
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}
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/// Give a view the default view background and foreground colors.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func viewStyle(_ active: Bool = true) -> AnyView {
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style("view", active: active)
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}
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/// Give a view the default border.
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/// - Parameter active: Whether the style is currently applied.
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/// - Returns: A view.
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public func frameStyle(_ active: Bool = true) -> AnyView {
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style("frame", active: active)
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}
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/// Bind to the view's focus.
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/// - Parameter focus: Whether the view is focused.
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/// - Returns: A view.
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public func focused(_ focused: Binding<Bool>) -> AnyView {
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let focus = "focus"
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return inspectOnAppear { storage in
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let controller = gtk_event_controller_focus_new()
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storage.content[focus] = [.init(controller)]
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gtk_widget_add_controller(storage.opaquePointer?.cast(), controller)
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}
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.inspect { storage, _ in
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guard let controller = storage.content[focus]?.first else {
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return
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}
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controller.notify(name: "contains-focus", id: "focused") {
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let newValue = gtk_event_controller_focus_contains_focus(controller.opaquePointer) != 0
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if focused.wrappedValue != newValue {
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focused.wrappedValue = newValue
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}
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}
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if gtk_event_controller_focus_contains_focus(controller.opaquePointer) == 0, focused.wrappedValue {
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gtk_widget_grab_focus(storage.opaquePointer?.cast())
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}
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}
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}
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/// Bind a signal that focuses the view.
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/// - Parameter focus: Whether the view is focused.
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/// - Returns: A view.
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public func focus(_ signal: Signal) -> AnyView {
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inspect { storage, _ in
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if signal.update {
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gtk_widget_grab_focus(storage.opaquePointer?.cast())
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}
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}
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}
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/// Run a function when the view appears for the first time.
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/// - Parameter closure: The function.
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/// - Returns: A view.
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public func onAppear(_ closure: @escaping () -> Void) -> AnyView {
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inspectOnAppear { _ in closure() }
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}
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/// Run a function when the widget gets clicked.
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/// - Parameter handler: The function.
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/// - Returns: A view.
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public func onClick(handler: @escaping () -> Void) -> AnyView {
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inspectOnAppear { storage in
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let controller = ViewStorage(gtk_gesture_click_new())
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gtk_widget_add_controller(storage.opaquePointer?.cast(), controller.opaquePointer)
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storage.fields["controller"] = controller
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let argCount = 3
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controller.connectSignal(name: "released", argCount: argCount, handler: handler)
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}
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}
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/// Add CSS classes to the app as soon as the view appears.
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/// - Parameters:
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/// - scheme: The color scheme.
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/// - getString: Get the CSS.
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/// - Returns: A view.
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public func css(scheme: ColorScheme? = nil, getString: @escaping () -> String) -> AnyView {
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wrap { storage, updateProperties in
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let cssID = "internal-css"
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let providerID = "internal-css-provider"
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let previous = storage.fields[cssID] as? String
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let string = getString()
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if updateProperties, string != previous {
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let provider = gtk_css_provider_new()
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if let scheme {
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gtui_cssprovider_set_prefers_color_scheme(.init(Int(bitPattern: provider)), scheme.gtkValue)
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}
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gtk_css_provider_load_from_string(
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provider,
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string
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)
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let display = gdk_display_get_default()
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gtk_style_context_add_provider_for_display(
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display,
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provider?.opaque(),
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.init(GTK_STYLE_PROVIDER_PRIORITY_APPLICATION)
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)
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g_object_unref(provider)
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storage.fields[cssID] = string
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if let oldProvider = storage.fields[providerID] as? OpaquePointer {
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gtk_style_context_remove_provider_for_display(
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display,
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oldProvider
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)
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}
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storage.fields[providerID] = provider?.opaque()
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}
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}
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}
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}
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