crazy-macs/tag-launcher.git

			@@ -31,6 +31,8 @@
			private static let showDockIconKey = "showDockIcon"
			private static let showAppListMenuItemIdentifier = NSUserInterfaceItemIdentifier("TagLauncherShowAppListMenuItem")
			private static let showAppListShortcutGlyphs = "⌥⇧␣"
			private static let overlayDefaultLevel = NSWindow.Level(rawValue: Int(CGWindowLevelForKey(.maximumWindow)))
			private static let overlayTextInputLevel = NSWindow.Level.modalPanel

			private var statusItem: NSStatusItem?
			private var overlayWindow: NSWindow?
			@@ -38,6 +40,7 @@
			private var settingsWindow: NSWindow? // Track Settings window to keep it above overlay
			private var hotkeyRef: EventHotKeyRef?
			private var isInEditMode = false // Suppress auto-dismiss during editing
			private var isEditingAppNote = false
			private var isConfiguringApplicationMenu = false
			private var lastShowDockIcon: Bool?

			@@ -45,7 +48,12 @@
			(NSApp.delegate as? AppDelegate)?.syncChromeSettings(force: true)
			}

			static func openPreferencesWindow() {
			(NSApp.delegate as? AppDelegate)?.openPreferences()
			}

			func applicationDidFinishLaunching(_ notification: Notification) {
			AppDefaults.register()
			L10n.setup()
			migrateDefaultGroupName()
			TagDatabase.seedDefaultTags()
			@@ -54,6 +62,8 @@
			observeOtherWindows()
			observeSettingsClose()
			observeEditMode()
			observeAppNoteEditing()
			observePreferencesRequests()
			observeApplicationMenuChanges()
			observeChromeSettings()
			observeLanguageChanges()
			@@ -65,6 +75,10 @@
			func applicationShouldHandleReopen(_ sender: NSApplication, hasVisibleWindows flag: Bool) -> Bool {
			showOverlay()
			return false // Suppress default "unhide all windows" behavior
			}

			func applicationWillTerminate(_ notification: Notification) {
			TagDatabase.flushPendingCategorySchemeBackupBatch()
			}

			/// Ensure defaultGroupName is always the language-neutral key "Other".
			@@ -170,8 +184,7 @@
			return
			}
			let key = "launchAtLogin"
			if UserDefaults.standard.object(forKey: key) == nil {
			UserDefaults.standard.set(true, forKey: key)
			if !AppDefaults.hasStoredValue(for: key) && UserDefaults.standard.bool(forKey: key) {
			Self.enableLaunchAtLogin()
			}
			}
			@@ -220,6 +233,7 @@
			action: #selector(openPreferences),
			keyEquivalent: ","
			)
			prefsItem.target = self
			prefsItem.keyEquivalentModifierMask = .command
			menu.addItem(prefsItem)
			menu.addItem(.separator())
			@@ -249,23 +263,59 @@
			}

			private func makeMenuBarIcon() -> NSImage {
			let image = NSImage(size: NSSize(width: 18, height: 18))
			let menuBarIconSize = NSSize(width: 19, height: 19)
			if let url = Bundle.main.url(forResource: "TagLauncherMenuBarIcon", withExtension: "svg"),
			let image = NSImage(contentsOf: url) {
			image.size = menuBarIconSize
			image.isTemplate = true
			image.accessibilityDescription = "TagLauncher"
			return image
			}

			let image = NSImage(size: menuBarIconSize)
			image.lockFocus()
			defer { image.unlockFocus() }

			NSColor.black.setFill()
			NSGraphicsContext.current?.shouldAntialias = true
			NSColor.black.withAlphaComponent(0.88).setStroke()
			NSColor.black.withAlphaComponent(0.88).setFill()

			let tagBody = NSBezierPath()
			tagBody.move(to: NSPoint(x: 5.0, y: 2.2))
			tagBody.line(to: NSPoint(x: 15.6, y: 5.0))
			tagBody.line(to: NSPoint(x: 12.8, y: 15.8))
			tagBody.line(to: NSPoint(x: 2.2, y: 13.0))
			tagBody.close()
			tagBody.fill()
			let scale = image.size.width / 220.0
			func rectFromSVG(x: CGFloat, y: CGFloat, width: CGFloat, height: CGFloat) -> NSRect {
			NSRect(
			x: x * scale,
			y: (220.0 - y - height) * scale,
			width: width * scale,
			height: height * scale
			)
			}

			NSGraphicsContext.current?.compositingOperation = .clear
			NSBezierPath(ovalIn: NSRect(x: 10.9, y: 11.2, width: 3.2, height: 3.2)).fill()
			NSGraphicsContext.current?.compositingOperation = .sourceOver
			let outline = NSBezierPath(
			roundedRect: rectFromSVG(x: 15, y: 15, width: 190, height: 190),
			xRadius: 44 * scale,
			yRadius: 44 * scale
			)
			outline.lineWidth = 11 * scale
			outline.stroke()

			for rect in [
			rectFromSVG(x: 49, y: 134, width: 27, height: 27),
			rectFromSVG(x: 92, y: 134, width: 27, height: 27),
			rectFromSVG(x: 49, y: 91, width: 27, height: 27),
			rectFromSVG(x: 92, y: 91, width: 27, height: 27),
			rectFromSVG(x: 49, y: 48, width: 27, height: 27),
			rectFromSVG(x: 92, y: 48, width: 27, height: 27)
			] {
			NSBezierPath(roundedRect: rect, xRadius: 8 * scale, yRadius: 8 * scale).fill()
			}

			for rect in [
			rectFromSVG(x: 132, y: 133, width: 47, height: 28),
			rectFromSVG(x: 132, y: 90.5, width: 47, height: 28),
			rectFromSVG(x: 132, y: 48, width: 47, height: 28)
			] {
			NSBezierPath(roundedRect: rect, xRadius: 12 * scale, yRadius: 12 * scale).fill()
			}

			image.isTemplate = true
			image.accessibilityDescription = "TagLauncher"
			@@ -322,6 +372,7 @@
			defer { isConfiguringApplicationMenu = false }

			removeUnusedDefaultItems(from: appMenu)
			configurePreferencesMenuItem(in: appMenu)
			upsertShowAppListItem(in: appMenu)
			normalizeSeparators(in: appMenu)
			}
			@@ -378,6 +429,27 @@
			item.isEnabled = true
			}

			private func configurePreferencesMenuItem(in menu: NSMenu) {
			let item: NSMenuItem
			if let existingItem = menu.items.first(where: { isSettingsMenuItem($0) }) {
			item = existingItem
			} else {
			item = NSMenuItem()
			if let firstSeparatorIndex = menu.items.firstIndex(where: { $0.isSeparatorItem }) {
			menu.insertItem(item, at: firstSeparatorIndex)
			} else {
			menu.addItem(item)
			}
			}

			item.title = tr("menu.preferences")
			item.action = #selector(openPreferences)
			item.target = self
			item.keyEquivalent = ","
			item.keyEquivalentModifierMask = .command
			item.isEnabled = true
			}

			private func isSettingsMenuItem(_ item: NSMenuItem) -> Bool {
			item.action == Selector(("showSettingsWindow:"))
			\|\| item.action == #selector(openPreferences)
			@@ -430,7 +502,7 @@
			overlayWindow?.orderOut(nil)
			overlayWindow = makeOverlayWindow(on: screen)
			overlayWindow?.setFrame(screen.frame, display: true)
			overlayWindow?.level = NSWindow.Level(rawValue: Int(CGWindowLevelForKey(.maximumWindow)))
			overlayWindow?.level = isEditingAppNote ? Self.overlayTextInputLevel : Self.overlayDefaultLevel

			installOverlayKeyMonitor()

			@@ -491,6 +563,7 @@

			private func hideOverlay(force: Bool = false) {
			guard force \|\| !isInEditMode else { return }
			TagDatabase.flushPendingCategorySchemeBackupBatch()
			if let settingsWindow, settingsWindow.parent == overlayWindow {
			detachSettingsWindow(settingsWindow)
			}
			@@ -676,27 +749,64 @@
			}
			}

			/// Lower the overlay while editing app notes so IME candidate windows are not hidden behind it.
			private func observeAppNoteEditing() {
			NotificationCenter.default.addObserver(
			forName: .tagLauncherAppNoteEditingChanged,
			object: nil,
			queue: .main
			) { [weak self] notification in
			guard let self else { return }
			self.isEditingAppNote = (notification.userInfo?["active"] as? Bool) ?? false
			self.updateOverlayLevelForTextInput()
			}
			}

			private func updateOverlayLevelForTextInput() {
			guard let overlayWindow else { return }
			overlayWindow.level = isEditingAppNote ? Self.overlayTextInputLevel : Self.overlayDefaultLevel
			if let settingsWindow, settingsWindow.parent == overlayWindow {
			settingsWindow.level = overlayWindow.level
			}
			}

			/// The overlay buttons live inside SwiftUI; use an app-level notification like edit mode does.
			private func observePreferencesRequests() {
			NotificationCenter.default.addObserver(
			forName: .tagLauncherOpenPreferencesRequested,
			object: nil,
			queue: .main
			) { [weak self] _ in
			self?.openPreferences()
			}
			}

			@objc private func openPreferences() {
			TagDatabase.flushPendingCategorySchemeBackupBatch()
			// Don't hide overlay — keep it visible for real-time setting preview.
			if let overlayWindow, overlayWindow.isVisible {
			overlayWindow.makeKeyAndOrderFront(nil)
			overlayWindow.orderFrontRegardless()
			}
			NSApp.sendAction(Selector(("showSettingsWindow:")), to: nil, from: nil)
			prepareSettingsWindowWhenAvailable(retries: 10)
			NSApp.activate(ignoringOtherApps: true)

			if let settingsWindow {
			prepareSettingsWindow(settingsWindow)
			return
			}

			private func prepareSettingsWindowWhenAvailable(retries: Int) {
			DispatchQueue.main.asyncAfter(deadline: .now() + 0.03) { [weak self] in
			guard let self else { return }
			let candidates = NSApp.windows.filter { window in
			self.isSettingsWindowCandidate(window)
			}
			candidates.forEach { self.prepareSettingsWindow($0) }
			if candidates.isEmpty && retries > 0 {
			self.prepareSettingsWindowWhenAvailable(retries: retries - 1)
			}
			}
			let settingsSize = NSSize(width: 880, height: 460)
			let window = NSWindow(
			contentRect: NSRect(origin: .zero, size: settingsSize),
			styleMask: [.titled, .closable],
			backing: .buffered,
			defer: false
			)
			window.title = tr("menu.preferences").replacingOccurrences(of: "…", with: "")
			window.contentView = NSHostingView(rootView: PreferencesView())
			window.isReleasedWhenClosed = false
			settingsWindow = window
			prepareSettingsWindow(window)
			}

			@objc private func switchLanguage(_ sender: NSMenuItem) {
			@@ -733,6 +843,10 @@
			onBackdropTap()
			return
			}
			if let floatingButton = findFloatingIconButton(at: event.locationInWindow, in: self) {
			floatingButton.mouseDown(with: event)
			return
			}
			// Recursively search hit subtree for TextFieldContainer or NSTextField.
			// NSHostingView.hitTest may return a SwiftUI-internal wrapper — the
			// actual AppKit subview may be nested deeper.
			@@ -743,11 +857,6 @@
			if let tf = findNSTextField(in: hit) {
			tf.window?.makeFirstResponder(tf)
			tf.mouseDown(with: event)
			return
			}
			// Forward to any other NSControl we find
			if let control = findNSControl(in: hit) {
			control.mouseDown(with: event)
			return
			}
			super.mouseDown(with: event)
			@@ -769,562 +878,18 @@
			return nil
			}

			private func findNSControl(in view: NSView) -> NSControl? {
			if let control = view as? NSControl { return control }
			for sub in view.subviews {
			if let found = findNSControl(in: sub) { return found }
			private func findFloatingIconButton(at windowPoint: NSPoint, in view: NSView) -> FloatingIconButtonView? {
			for subview in view.subviews.reversed() where !subview.isHidden {
			if let found = findFloatingIconButton(at: windowPoint, in: subview) {
			return found
			}
			}
			guard let floatingButton = view as? FloatingIconButtonView else { return nil }
			let localPoint = floatingButton.convert(windowPoint, from: nil)
			if floatingButton.bounds.contains(localPoint) {
			return floatingButton
			}
			return nil
			}
			}

			// MARK: - Preferences View

			struct PreferencesView: View {
			private let settingsWindowWidth: CGFloat = 880
			private let settingsContentWidth: CGFloat = 820
			private let generalContentWidth: CGFloat = 720
			private let generalLabelWidth: CGFloat = 190
			private let generalControlWidth: CGFloat = 500
			private let compactPickerWidth: CGFloat = 320

			@AppStorage("tagFontSize") private var tagFontSize: Double = 18
			@AppStorage("iconSize") private var iconSize: Double = 56
			@AppStorage("tagPosition") private var tagPosition = "left"
			@AppStorage("defaultGroupName") private var defaultGroupName = "Other"
			@AppStorage("displayMode") private var displayMode = "flat"
			@AppStorage("hideAppNames") private var hideAppNames = false
			@AppStorage("showDockIcon") private var showDockIcon = false
			@AppStorage("launchAtLogin") private var launchAtLogin = true
			@AppStorage("showUncommonAppBubbles") private var showUncommonAppBubbles = true
			@State private var selectedLanguage = L10n.currentCode
			@State private var isRefreshingLanguage = false
			@State private var allApps: [AppInfo] = []
			@State private var tagColors: [String: Int] = [:]

			private func scanApps() {
			DispatchQueue.global(qos: .userInitiated).async {
			var apps = AppIndexer.scan()
			let store = TagDatabase.load()
			apps = TagEditor.annotate(apps: apps)
			let colors = store.tags.mapValues { $0.color }
			DispatchQueue.main.async {
			allApps = apps
			tagColors = colors
			}
			}
			}

			private func exportTags() {
			let panel = NSSavePanel()
			panel.title = tr("settings.export")
			panel.nameFieldStringValue = "TagLauncher-tags.json"
			panel.allowedContentTypes = [.json]
			panel.begin { response in
			guard response == .OK, let url = panel.url else { return }
			do {
			try TagDatabase.exportTo(url)
			} catch {
			fputs("[TagLauncher] Export failed: \(error)\n", stderr)
			showDataAlert(title: tr("settings.exportFailed"), message: error.localizedDescription)
			}
			}
			}

			private func importTags() {
			let panel = NSOpenPanel()
			panel.title = tr("settings.import")
			panel.allowedContentTypes = [.json]
			panel.allowsMultipleSelection = false
			panel.begin { response in
			guard response == .OK, let url = panel.url else { return }
			do {
			_ = try TagDatabase.importFrom(url)
			scanApps()
			} catch {
			fputs("[TagLauncher] Import failed: \(error)\n", stderr)
			showDataAlert(title: tr("settings.importFailed"), message: error.localizedDescription)
			}
			}
			}

			private func showDataAlert(title: String, message: String) {
			let alert = NSAlert()
			alert.messageText = title
			alert.informativeText = message
			alert.alertStyle = .warning
			alert.runModal()
			}

			private var appVersion: String {
			Bundle.main.infoDictionary?["CFBundleShortVersionString"] as? String ?? "?"
			}
			private var buildVersion: String {
			Bundle.main.infoDictionary?["CFBundleVersion"] as? String ?? "?"
			}
			private var languageColumns: [GridItem] {
			[
			GridItem(.flexible(minimum: 220), spacing: 18, alignment: .top),
			GridItem(.flexible(minimum: 220), spacing: 18, alignment: .top),
			]
			}
			private var displayModeColumns: [GridItem] {
			[
			GridItem(.flexible(minimum: 220), spacing: 10, alignment: .top),
			GridItem(.flexible(minimum: 220), spacing: 10, alignment: .top),
			]
			}
			private var displayModeOptions: [(id: String, title: String)] {
			[
			("flat", tr("settings.flat")),
			("container", tr("settings.container")),
			("coloredContainer", tr("settings.coloredContainer")),
			("gridContainer", tr("settings.gridContainer")),
			("coloredGridContainer", tr("settings.coloredGridContainer")),
			]
			}
			private var containerDisplayModeOptions: [(id: String, title: String)] {
			Array(displayModeOptions.dropFirst())
			}

			private func generalSettingRow<Control: View>(
			_ label: String,
			description: String,
			@ViewBuilder control: () -> Control
			) -> some View {
			HStack(alignment: .top, spacing: 16) {
			Text(label)
			.font(.system(size: 14, weight: .semibold))
			.multilineTextAlignment(.trailing)
			.lineLimit(2)
			.minimumScaleFactor(0.86)
			.frame(width: generalLabelWidth, alignment: .trailing)
			.padding(.top, 5)

			VStack(alignment: .leading, spacing: 6) {
			control()
			.frame(width: generalControlWidth, alignment: .leading)
			Text(description)
			.font(.caption)
			.foregroundStyle(.secondary)
			.multilineTextAlignment(.leading)
			.fixedSize(horizontal: false, vertical: true)
			.frame(width: generalControlWidth, alignment: .leading)
			}
			}
			.frame(width: generalContentWidth, alignment: .leading)
			}

			var body: some View {
			ZStack {
			TabView {
			// Tab 1: Language
			VStack(alignment: .leading, spacing: 10) {
			Text(tr("settings.language"))
			.font(.headline)
			Text(tr("settings.languageDesc"))
			.font(.caption)
			.foregroundStyle(.secondary)

			ScrollView {
			LazyVGrid(columns: languageColumns, alignment: .leading, spacing: 6) {
			ForEach(L10n.supported, id: \.code) { language in
			Button {
			selectedLanguage = language.code
			} label: {
			HStack(spacing: 8) {
			Image(systemName: selectedLanguage == language.code ? "checkmark" : "circle")
			.font(.system(size: 12, weight: .semibold))
			.foregroundStyle(selectedLanguage == language.code ? Color.accentColor : Color.secondary.opacity(0.28))
			.frame(width: 16)
			Text(language.name)
			.foregroundStyle(.primary)
			.lineLimit(1)
			.truncationMode(.tail)
			Spacer(minLength: 0)
			}
			.padding(.horizontal, 8)
			.padding(.vertical, 5)
			.contentShape(Rectangle())
			}
			.buttonStyle(.plain)
			.accessibilityLabel("\(tr("settings.languagePicker")) \(language.name)")
			}
			}
			.padding(.vertical, 4)
			}
			.frame(maxHeight: 250)

			Spacer(minLength: 0)
			ShortcutHintView()
			.frame(maxWidth: .infinity, alignment: .center)
			.padding(.bottom, 2)
			}
			.frame(maxWidth: settingsContentWidth, alignment: .leading)
			.tabItem { Label(tr("settings.language"), systemImage: "globe") }
			.padding()

			// Tab 2: General
			VStack(alignment: .leading, spacing: 0) {
			// Toggle row — centered as a rectangular block
			HStack(spacing: 20) {
			if AppDelegate.supportsLaunchAtLogin {
			Toggle(tr("settings.launchAtLogin"), isOn: $launchAtLogin)
			.onChange(of: launchAtLogin) { _, enabled in
			if enabled {
			AppDelegate.enableLaunchAtLogin()
			} else {
			AppDelegate.disableLaunchAtLogin()
			}
			}
			}
			Toggle(tr("settings.showInDock"), isOn: $showDockIcon)
			.onChange(of: showDockIcon) { _, _ in
			AppDelegate.refreshChromeSettings()
			}
			Toggle(tr("settings.hideAppNames"), isOn: $hideAppNames)
			}
			.frame(maxWidth: .infinity, alignment: .center)
			.padding(.bottom, 16)

			Divider()
			.padding(.bottom, 16)

			VStack(spacing: 18) {
			generalSettingRow(tr("settings.appListStyle"), description: tr("settings.flatDesc")) {
			VStack(spacing: 8) {
			DisplayModeOptionButton(
			mode: "flat",
			title: tr("settings.flat"),
			isSelected: displayMode == "flat"
			) {
			displayMode = "flat"
			}

			LazyVGrid(columns: displayModeColumns, alignment: .leading, spacing: 8) {
			ForEach(containerDisplayModeOptions, id: \.id) { option in
			DisplayModeOptionButton(
			mode: option.id,
			title: option.title,
			isSelected: displayMode == option.id
			) {
			displayMode = option.id
			}
			}
			}
			}
			.frame(width: generalControlWidth, alignment: .leading)
			}

			generalSettingRow(tr("settings.tagPosition"), description: tr("settings.tagPosDesc")) {
			Picker("", selection: $tagPosition) {
			Text(tr("settings.left")).tag("left")
			Text(tr("settings.right")).tag("right")
			Text(tr("settings.top")).tag("top")
			}
			.pickerStyle(.segmented)
			.frame(width: compactPickerWidth, alignment: .leading)
			}

			generalSettingRow(tr("settings.tagFontSize"), description: tr("settings.tagFontDesc")) {
			Picker("", selection: $tagFontSize) {
			ForEach([16.0, 18.0, 20.0, 22.0, 24.0, 26.0], id: \.self) { size in
			Text("\(Int(size))").tag(size)
			}
			}
			.pickerStyle(.segmented)
			.frame(width: compactPickerWidth, alignment: .leading)
			}

			generalSettingRow(tr("settings.iconSize"), description: tr("settings.iconSizeDesc")) {
			Picker("", selection: $iconSize) {
			ForEach([40.0, 48.0, 56.0, 64.0, 72.0, 80.0], id: \.self) { size in
			Text("\(Int(size))").tag(size)
			}
			}
			.pickerStyle(.segmented)
			.frame(width: compactPickerWidth, alignment: .leading)
			}
			}
			}
			.frame(maxWidth: generalContentWidth, alignment: .center)
			.padding()
			.tabItem { Label(tr("settings.general"), systemImage: "gearshape") }

			// Tab 3: Tags
			VStack(spacing: 0) {
			TagEditorView(
			tagColors: $tagColors,
			excludedTagNames: ["Mac自带", defaultGroupName],
			onRefresh: { scanApps() }
			)
			}
			.padding(.leading, 16)
			.tabItem { Label(tr("settings.tags"), systemImage: "tag.fill") }
			.onAppear { scanApps() }

			// Tab 4: Data
			VStack(spacing: 0) {
			Spacer(minLength: 54)

			VStack(alignment: .leading, spacing: 5) {
			Toggle(tr("settings.uncommonBubble"), isOn: $showUncommonAppBubbles)
			.font(.system(size: 13, weight: .medium))
			Text(tr("settings.uncommonBubbleDesc"))
			.font(.caption)
			.foregroundStyle(.secondary)
			.fixedSize(horizontal: false, vertical: true)
			}
			.frame(width: 420, alignment: .leading)

			Spacer(minLength: 28)

			VStack(alignment: .leading, spacing: 8) {
			Text(tr("settings.backup"))
			.font(.headline)
			HStack(spacing: 12) {
			Button(tr("settings.export")) { exportTags() }
			.buttonStyle(.bordered)
			Button(tr("settings.import")) { importTags() }
			.buttonStyle(.bordered)
			}
			Text(tr("settings.backupDesc"))
			.font(.caption)
			.foregroundStyle(.secondary)
			}
			.frame(width: 420, alignment: .leading)

			Spacer(minLength: 42)
			ShortcutHintView()
			.frame(maxWidth: .infinity, alignment: .center)
			Spacer(minLength: 18)
			}
			.tabItem { Label(tr("settings.data"), systemImage: "externaldrive.fill") }
			.padding()

			// Tab 5: About
			VStack(spacing: 0) {
			Spacer(minLength: 72)

			HStack {
			if let icon = NSImage(named: NSImage.applicationIconName) {
			Image(nsImage: icon)
			.resizable()
			.frame(width: 128, height: 128)
			}
			VStack(alignment: .leading, spacing: 4) {
			Text("TagLauncher")
			.font(.title2)
			.fontWeight(.semibold)
			Text(tr("app.description"))
			.font(.body)
			.foregroundStyle(.secondary)
			Text("\(tr("app.version")) \(appVersion) (\(tr("app.build")) \(buildVersion))")
			.font(.callout)
			.foregroundStyle(.tertiary)

			Divider()
			.padding(.vertical, 4)

			Text("万物之中，希望最美")
			.font(.caption)
			.foregroundStyle(.secondary)
			Text("永桔@2026-18602102518")
			.font(.caption)
			.foregroundStyle(.secondary)
			}
			}
			.frame(width: 560, alignment: .leading)

			Spacer(minLength: 30)
			ShortcutHintView()
			.frame(maxWidth: .infinity, alignment: .center)
			Spacer(minLength: 18)
			}
			.tabItem { Label(tr("settings.about"), systemImage: "info.circle") }
			.padding()
			}
			.onChange(of: selectedLanguage) { _, code in
			L10n.switchTo(code)
			}
			.onReceive(NotificationCenter.default.publisher(for: .appLanguageDidChange)) { notification in
			if let code = notification.userInfo?["code"] as? String {
			selectedLanguage = code
			}
			showLanguageRefresh()
			}

			if isRefreshingLanguage {
			ZStack {
			Color(nsColor: .windowBackgroundColor)
			.opacity(0.84)
			Image(systemName: "arrow.clockwise")
			.font(.system(size: 30, weight: .regular))
			.symbolRenderingMode(.hierarchical)
			.foregroundStyle(.secondary)
			}
			.transition(.opacity)
			}
			}
			.frame(width: settingsWindowWidth, height: 460)
			}

			private func showLanguageRefresh() {
			isRefreshingLanguage = true
			DispatchQueue.main.asyncAfter(deadline: .now() + 0.35) {
			withAnimation(.easeOut(duration: 0.18)) {
			isRefreshingLanguage = false
			}
			}
			}
			}

			private struct DisplayModeOptionButton: View {
			let mode: String
			let title: String
			let isSelected: Bool
			let action: () -> Void

			var body: some View {
			Button(action: action) {
			HStack(spacing: 7) {
			DisplayModeGlyph(mode: mode, isSelected: isSelected)
			.frame(width: 24, height: 18)
			Text(title)
			.font(.system(size: 13, weight: .semibold))
			.multilineTextAlignment(.center)
			.lineLimit(2)
			.minimumScaleFactor(0.82)
			.foregroundStyle(isSelected ? Color.white : Color.primary)
			.frame(maxWidth: .infinity)
			}
			.frame(maxWidth: .infinity, minHeight: 34)
			.padding(.horizontal, 9)
			.padding(.vertical, 2)
			.background(
			RoundedRectangle(cornerRadius: 7, style: .continuous)
			.fill(isSelected ? Color.accentColor : Color(nsColor: .controlBackgroundColor))
			)
			.overlay(
			RoundedRectangle(cornerRadius: 7, style: .continuous)
			.stroke(isSelected ? Color.accentColor : Color.secondary.opacity(0.18), lineWidth: 1)
			)
			.contentShape(RoundedRectangle(cornerRadius: 7, style: .continuous))
			}
			.buttonStyle(.plain)
			.accessibilityLabel(title)
			}
			}

			private struct DisplayModeGlyph: View {
			let mode: String
			let isSelected: Bool

			var body: some View {
			switch mode {
			case "flat":
			HStack(spacing: 2) {
			cell(index: 0, width: 5, height: 5, colored: false)
			cell(index: 1, width: 5, height: 5, colored: false)
			cell(index: 2, width: 5, height: 5, colored: false)
			}
			case "gridContainer", "coloredGridContainer":
			let colored = mode == "coloredGridContainer"
			VStack(spacing: 2) {
			HStack(spacing: 2) {
			cell(index: 0, width: 7, height: 6, colored: colored)
			cell(index: 1, width: 7, height: 6, colored: colored)
			}
			HStack(spacing: 2) {
			cell(index: 2, width: 7, height: 6, colored: colored)
			cell(index: 3, width: 7, height: 6, colored: colored)
			}
			}
			default:
			let colored = mode == "coloredContainer"
			HStack(alignment: .bottom, spacing: 2) {
			cell(index: 0, width: 5, height: 8, colored: colored)
			cell(index: 1, width: 5, height: 14, colored: colored)
			cell(index: 2, width: 5, height: 10, colored: colored)
			}
			}
			}

			private func cell(index: Int, width: CGFloat, height: CGFloat, colored: Bool) -> some View {
			let fill = fillColor(index: index, colored: colored)
			let stroke = isSelected ? Color.white.opacity(0.95) : Color.secondary.opacity(0.35)
			return RoundedRectangle(cornerRadius: 1.8, style: .continuous)
			.fill(fill)
			.overlay(
			RoundedRectangle(cornerRadius: 1.8, style: .continuous)
			.stroke(stroke, lineWidth: 0.8)
			)
			.frame(width: width, height: height)
			}

			private func fillColor(index: Int, colored: Bool) -> Color {
			if isSelected {
			return Color.white.opacity(colored ? 0.9 : 0.18)
			}
			guard colored else {
			return Color.secondary.opacity(0.12)
			}
			let palette: [Color] = [.green, .purple, .blue, .orange]
			return palette[index % palette.count].opacity(0.78)
			}
			}

			private struct ShortcutHintView: View {
			var body: some View {
			HStack(spacing: 12) {
			ShortcutKeycap(symbol: "⌥")
			Text("+")
			.font(.system(size: 22, weight: .semibold))
			.foregroundStyle(.tertiary)
			ShortcutKeycap(symbol: "⇧")
			Text("+")
			.font(.system(size: 22, weight: .semibold))
			.foregroundStyle(.tertiary)
			SpacebarKeycap()
			}
			.accessibilityLabel("⌥ ⇧ Space")
			.allowsHitTesting(false)
			}
			}

			private struct ShortcutKeycap: View {
			let symbol: String

			var body: some View {
			Text(symbol)
			.font(.system(size: 36, weight: .medium))
			.foregroundStyle(.secondary)
			.frame(width: 74, height: 58)
			.background(KeycapBackground())
			}
			}

			private struct SpacebarKeycap: View {
			var body: some View {
			ZStack {
			KeycapBackground()
			Capsule()
			.fill(Color.secondary.opacity(0.38))
			.frame(width: 72, height: 3)
			.offset(y: 13)
			}
			.frame(width: 190, height: 58)
			}
			}

			private struct KeycapBackground: View {
			var body: some View {
			RoundedRectangle(cornerRadius: 10, style: .continuous)
			.fill(Color(nsColor: .controlBackgroundColor))
			.overlay(
			RoundedRectangle(cornerRadius: 10, style: .continuous)
			.stroke(Color.primary.opacity(0.12), lineWidth: 1)
			)
			.shadow(color: .black.opacity(0.10), radius: 8, x: 0, y: 3)
			}
			}