Make icons own widget

Sources/Core/Model/Enumerations/Icon.swift

@@ -9,12 +9,12 @@ import Foundation
 import WinUI
 
 /// An icon.
-public enum Icon: Equatable {
+public enum Icon: WinUIWidget, Equatable {
 
     /// An SVG icon.
     case svg(url: URL)
     /// A system icon.
-    case systemIcon(unicode: Character)
+    case systemIcon(unicode: Character, fontSize: Double = 20)
 
     /// The WinUI icon.
     var winIcon: IconElement {
@@ -24,10 +24,54 @@ public enum Icon: Equatable {
             let source = SvgImageSource(.init(url.path))
             icon.source = source
             return icon
-        case let .systemIcon(character):
+        case let .systemIcon(character, fontSize):
             let icon = FontIcon()
+            icon.fontSize = fontSize
             icon.glyph = String(character)
             return icon
         }
     }
+
+    /// Update the stored content.
+    /// - Parameters:
+    ///     - storage: The storage to update.
+    ///     - data: The widget data.
+    ///     - updateProperties: Whether to update the view's properties.
+    ///     - type: The view render data type.
+    public func update<Data>(
+        _ storage: ViewStorage,
+        data: WidgetData,
+        updateProperties: Bool,
+        type: Data.Type
+    ) where Data : ViewRenderData {
+        guard updateProperties else {
+            return
+        }
+        switch self {
+        case let .svg(url):
+            (storage.pointer as? ImageIcon)?.source = SvgImageSource(.init(url.path))
+        case let .systemIcon(character, fontSize):
+            (storage.pointer as? FontIcon)?.glyph = String(character)
+            (storage.pointer as? FontIcon)?.fontSize = fontSize
+        }
+    }
+
+    /// Initialize the widget.
+    /// - Returns: The widget.
+    public func initializeWidget() -> Any {
+        winIcon
+    }
+
+    /// Set the font size.
+    /// - Parameter size: The font size.
+    /// - Returns: The icon.
+    public func fontSize(_ size: Double) -> Self {
+        switch self {
+        case let .systemIcon(character, _):
+            .systemIcon(unicode: character, fontSize: size)
+        default:
+            self
+        }
+    }
+
 }

Sources/Core/View/Button.swift

@@ -26,6 +26,33 @@ public struct Button: WinUIWidget {
         self.label = [Text(label)]
     }
 
+    /// Initialize a button.
+    /// - Parameters:
+    ///   - icon: The button's icon.
+    ///   - label: The button's label.
+    ///   - action: The button's action.
+    public init(icon: Icon, label: String, action: @escaping () -> Void) {
+        self.action = action
+        self.label = [
+            HStack {
+                ModifierWrapper(
+                    view: icon.fontSize(16),
+                    margin: (0, 0, 8, 0)
+                )
+                Text(label)
+            }
+        ]
+    }
+
+    /// Initialize a button.
+    /// - Parameters:
+    ///   - icon: The button's icon.
+    ///   - action: The button's action.
+    public init(icon: Icon, action: @escaping () -> Void) {
+        self.action = action
+        self.label = [icon.fontSize(16)]
+    }
+
     /// Initialize a button.
     /// - Parameters:
     ///   - action: The button's action.

Sources/Core/View/Controls/ToggleSwitch.swift

@@ -31,7 +31,9 @@ public struct ToggleSwitch: WinUIWidget {
     /// Initialize the widget.
     /// - Returns: The widget.
     public func initializeWidget() -> Any {
-        WinUI.ToggleSwitch()
+        let element = WinUI.ToggleSwitch()
+        element.flowDirection = .rightToLeft
+        return element
     }
 
 }

Sources/Core/View/Settings/SettingsControl.swift

@@ -10,6 +10,8 @@ public struct SettingsControl: SimpleView {
 
     /// The settings item's title.
     var title: String
+    /// The settings item's icon.
+    var icon: Icon
     /// The settings item's description.
     var description: String?
     /// The control view.
@@ -22,7 +24,12 @@ public struct SettingsControl: SimpleView {
                 ModifierWrapper(
                     view: Grid {
                         ModifierWrapper(
-                            view: VStack {
+                            view: HStack {
+                                ModifierWrapper(
+                                    view: icon,
+                                    margin: (0, 0, 18, 0)
+                                )
+                                VStack {
                                     Text(title)
                                     ModifierWrapper(
                                         view: Text(description ?? "")
@@ -30,6 +37,7 @@ public struct SettingsControl: SimpleView {
                                         visible: description != nil,
                                         opacity: 0.8
                                     )
+                                }
                             },
                             horizontalAlignment: .stretch,
                             verticalAlignment: .center
@@ -51,10 +59,12 @@ public struct SettingsControl: SimpleView {
     /// Initialize a settings item.
     /// - Parameters:
     ///   - title: The settings item's title.
+    ///   - icon: The settings item's icon.
     ///   - description: The settings item's description.
     ///   - control: The control view.
-    public init(_ title: String, description: String? = nil, @ViewBuilder control: () -> Body) {
+    public init(_ title: String, icon: Icon, description: String? = nil, @ViewBuilder control: () -> Body) {
         self.title = title
+        self.icon = icon
         self.description = description
         self.control = control()
     }

Sources/Demo/Demo.swift

@@ -57,7 +57,7 @@ struct ContentView: View {
             case .settings:
                 settings
             case let .custom(item: item):
-                Button("\(item)") {
+                Button(icon: item.icon, label: item.description) {
                     selectedItem = .custom(item: .shop)
                 }
                 .horizontalAlignment(.center)
@@ -77,18 +77,18 @@ struct ContentView: View {
         ScrollView {
             VStack {
                 SettingsSection("General") {
-                    SettingsControl("Button Control") {
+                    SettingsControl("Button Control", icon: .systemIcon(unicode: "\u{E7C9}")) {
                         Button("Control") { }
                     }
-                    SettingsControl("Combo Box", description: "Selected item: \(comboBoxSelection)") {
+                    SettingsControl("Combo Box", icon: .systemIcon(unicode: "\u{E700}"), description: "Selected item: \(comboBoxSelection)") {
                         ComboBox(NavigationItem.allCases, selection: $comboBoxSelection)
                     }
-                    SettingsControl("Toggle Switch", description: "Current state: \(switchState ? "on" : "off")") {
+                    SettingsControl("Toggle Switch", icon: .systemIcon(unicode: "\u{F19E}"), description: "Current state: \(switchState ? "on" : "off")") {
                         ToggleSwitch(isOn: $switchState)
                     }
                 }
                 SettingsSection("About") {
-                    SettingsControl("WinUI for Swift Demo", description: "main") {
+                    SettingsControl("WinUI for Swift Demo", icon: .systemIcon(unicode: "\u{E946}"), description: "main") {
                         HyperlinkButton("Website", url: "https://aparoksha.dev/")
                     }
                 }