Ariver
2026-05-30 b02c7cd28f1c48c5380bb5e3f839bdfb7615f25f
Apptag/ApptagApp.swift
@@ -6,46 +6,172 @@
@main
struct TagLauncherApp: App {
    private static let singletonLockFile = TagLauncherProcessSingleton.acquireOrHandOffAndExit()
    @NSApplicationDelegateAdaptor(AppDelegate.self) var appDelegate
    init() {
        _ = Self.singletonLockFile
    }
    var body: some Scene {
        Settings {
            PreferencesView()
        }
        .defaultSize(width: 880, height: 460)
        .defaultSize(width: 1000, height: 480)
        .commands {
            CommandGroup(replacing: .systemServices) { }
            CommandGroup(replacing: .appVisibility) { }
            CommandGroup(replacing: .help) { }
        }
    }
}
// MARK: - App Delegate (menubar + overlay window + hotkey)
final class OverlayPanel: NSPanel {
    override var canBecomeKey: Bool { true }
    override var canBecomeMain: Bool { true }
}
final class AppDelegate: NSObject, NSApplicationDelegate {
final class AppDelegate: NSObject, NSApplicationDelegate, NSMenuDelegate {
    private static let showDockIconKey = "showDockIcon"
    private static let statusItemAutosaveName = "com.apptag.launcher.statusItem"
    private static let statusItemAutosaveName = AppIdentity.statusItemAutosaveName
    private static let statusItemButtonIdentifier = NSUserInterfaceItemIdentifier("TagLauncherStatusItemButton")
    private static let statusItemAccessibilityLabel = "TagLauncher"
    private static let statusItemAccessibilityLabel = AppIdentity.displayName
    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 static let helpMenuItemIdentifier = NSUserInterfaceItemIdentifier("TagLauncherHelpMenu")
    private static let downloadHelpMenuItemIdentifier = NSUserInterfaceItemIdentifier("TagLauncherDownloadHelpMenuItem")
    private static let externalActivationNotification = Notification.Name("TagLauncherExternalActivationRequested")
    private static let externalActivationObject = AppIdentity.bundleIdentifier
    private static let launcherOverlayLevel = NSWindow.Level(rawValue: NSWindow.Level.mainMenu.rawValue - 1)
    private static let overlayDefaultLevel = launcherOverlayLevel
    private static let overlayTextInputLevel = launcherOverlayLevel
    private var statusItem: NSStatusItem?
    private var overlayWindow: NSWindow?
    private var overlayKeyMonitor: Any?
    private var quickSearchLocalMouseMonitor: Any?
    private var quickSearchExternalMouseMonitor: Any?
    private var settingsWindow: NSWindow?    // Track Settings window to keep it above overlay
    private var hotkeyRef: EventHotKeyRef?
    private var mainHotkeyRef: EventHotKeyRef?
    private var quickSearchHotkeyRef: EventHotKeyRef?
    private var hotkeyEventHandlerInstalled = false
    private var isQuickSearchOpen = false
    private var quickSearchShouldHideOverlayOnClose = false
    private var quickSearchOnlyOverlaySession = false
    private var lastQuickSearchHotkeyAt = Date.distantPast
    private var isModalInteractionActive = false
    private var isInEditMode = false  // Suppress auto-dismiss during editing
    private var isEditingAppNote = false
    private var isConfiguringApplicationMenu = false
    private var lastShowDockIcon: Bool?
    private var statusMenuScreenForNextOverlay: NSScreen?
    private var suppressReopenUntil = Date.distantPast
    private lazy var overlayController = OverlayWindowController(
        dependencies: OverlayWindowController.Dependencies(
            shouldStageAsAccessory: { [weak self] in
                self?.shouldStageOverlayAsAccessory ?? false
            },
            isSettingsVisible: { [weak self] in
                self?.isSettingsVisible ?? false
            },
            settingsWindow: { [weak self] in
                self?.settingsWindow
            },
            canHideOverlay: { [weak self] in
                self?.isInEditMode == false
            },
            currentOverlayLevel: { [weak self] in
                self?.currentOverlayLevel ?? Self.overlayDefaultLevel
            },
            overlayLevel: { [weak self] initialQuickSearchSource in
                self?.overlayLevel(initialQuickSearchSource: initialQuickSearchSource) ?? Self.overlayDefaultLevel
            },
            makeContentView: { [weak self] initialQuickSearchSource in
                DismissibleHostingView(
                    rootView: ContentView(
                        hideOverlay: { [weak self] in
                            self?.hideOverlay(force: true)
                        },
                        initialQuickSearchSource: initialQuickSearchSource
                    ),
                    onBackdropTap: { [weak self] in
                        self?.hideOverlay()
                    }
                )
            },
            handleOverlayKeyEvent: { [weak self] event in
                self?.handleOverlayKeyEvent(event) ?? false
            },
            installOverlayKeyMonitor: { [weak self] in
                self?.installOverlayKeyMonitor()
            },
            removeOverlayKeyMonitor: { [weak self] in
                self?.removeOverlayKeyMonitor()
            },
            removeQuickSearchMouseMonitor: { [weak self] in
                self?.removeQuickSearchExternalMouseMonitor()
                self?.quickSearchShouldHideOverlayOnClose = false
                self?.quickSearchOnlyOverlaySession = false
            },
            detachSettingsWindow: { [weak self] window in
                self?.detachSettingsWindow(window)
            },
            prepareSettingsWindow: { [weak self] window in
                self?.prepareSettingsWindow(window)
            },
            refreshChromeState: { [weak self] activate, avoidSpaceSwitch in
                self?.refreshLauncherChromeState(activate: activate, avoidSpaceSwitch: avoidSpaceSwitch)
            },
            onWillHide: {
                TagDatabase.flushPendingCategorySchemeBackupBatch()
            },
            onDidHide: {
                NotificationCenter.default.post(name: .tagLauncherOverlayDidHide, object: nil)
            },
            onDidShow: {
                NotificationCenter.default.post(name: .tagLauncherOverlayDidShow, object: nil)
            }
        )
    )
    private var overlayWindow: NSWindow? {
        overlayController.window
    }
    private var overlayGeneration: Int {
        overlayController.generation
    }
    private var overlayAvoidsSpaceSwitch: Bool {
        get { overlayController.avoidsSpaceSwitch }
        set { overlayController.avoidsSpaceSwitch = newValue }
    }
    private var isOverlayVisible: Bool {
        overlayWindow?.isVisible == true
    }
    private var isSettingsVisible: Bool {
        settingsWindow?.isVisible == true
    }
    private var requiresForegroundOwnership: Bool {
        isOverlayVisible || isSettingsVisible
    }
    private var shouldStageOverlayAsAccessory: Bool {
        !isSettingsVisible && !UserDefaults.standard.bool(forKey: Self.showDockIconKey)
    }
    private var currentOverlayLevel: NSWindow.Level {
        if isEditingAppNote || isQuickSearchOpen {
            return Self.overlayTextInputLevel
        }
        return Self.overlayDefaultLevel
    }
    private func overlayLevel(initialQuickSearchSource: String? = nil) -> NSWindow.Level {
        if initialQuickSearchSource != nil {
            return Self.overlayTextInputLevel
        }
        return currentOverlayLevel
    }
    static func refreshChromeSettings() {
        (NSApp.delegate as? AppDelegate)?.syncChromeSettings(force: true)
@@ -61,27 +187,46 @@
        migrateDefaultGroupName()
        TagDatabase.seedDefaultTags()
        syncChromeSettings(force: true)
        registerHotkey()
        observeHotkeyStatusChanges()
        registerConfiguredHotkeys()
        observeOtherWindows()
        observeSettingsClose()
        observeEditMode()
        observeAppNoteEditing()
        observeQuickSearch()
        observePreferencesRequests()
        observeExternalActivationRequests()
        observeApplicationMenuChanges()
        observeChromeSettings()
        observeLanguageChanges()
        setupLaunchAtLogin()
        configureApplicationMenuWhenAvailable()
        suppressReopenUntil = Date().addingTimeInterval(1.0)
        configureApplicationMenuWhenAvailable(retries: 200)
    }
    func applicationDidBecomeActive(_ notification: Notification) {
        configureApplicationMenuWhenAvailable(retries: 12)
    }
    /// Dock icon click → show overlay (same as menubar "Show TagLauncher")
    func applicationShouldHandleReopen(_ sender: NSApplication, hasVisibleWindows flag: Bool) -> Bool {
        showOverlay()
        guard Date() >= suppressReopenUntil else { return false }
        showOrFocusOverlay()
        return false  // Suppress default "unhide all windows" behavior
    }
    func applicationWillTerminate(_ notification: Notification) {
        hideOverlay(force: true, discardWindow: true)
        unregisterHotkey(for: .main)
        unregisterHotkey(for: .quickSearch)
        TagDatabase.flushPendingCategorySchemeBackupBatch()
        removeOverlayKeyMonitor()
        removeQuickSearchExternalMouseMonitor()
        DistributedNotificationCenter.default().removeObserver(
            self,
            name: Self.externalActivationNotification,
            object: Self.externalActivationObject
        )
    }
    /// Ensure defaultGroupName is always the language-neutral key "Other".
@@ -117,12 +262,120 @@
        let dockChanged = lastShowDockIcon != showDock
        if force || dockChanged {
            NSApp.setActivationPolicy(showDock ? .regular : .accessory)
            lastShowDockIcon = showDock
            refreshLauncherChromeState()
        }
        if force {
            setupMenuBar()
        }
    }
    private func beginLauncherForegroundOwnership(activate: Bool = true, keyWindow: NSWindow? = nil) {
        if NSApp.activationPolicy() != .regular {
            NSApp.setActivationPolicy(.regular)
        }
        if activate {
            claimLauncherForeground(keyWindow: keyWindow)
        }
    }
    private func claimLauncherForeground(
        keyWindow: NSWindow? = nil,
        retries: Int = 0,
        overlayGeneration expectedOverlayGeneration: Int? = nil
    ) {
        if NSApp.activationPolicy() != .regular {
            NSApp.setActivationPolicy(.regular)
        }
        if isOverlayVisible && !NSApp.presentationOptions.contains(.hideDock) {
            NSApp.presentationOptions = [.hideDock]
        }
        NSApp.unhide(nil)
        NSApp.activate(ignoringOtherApps: true)
        if let keyWindow, keyWindow.isVisible {
            keyWindow.makeKeyAndOrderFront(nil)
            keyWindow.makeMain()
            keyWindow.orderFrontRegardless()
        }
        configureApplicationMenuWhenAvailable(retries: 4)
        let overlayShouldYieldToSettings = keyWindow == overlayWindow && isSettingsVisible
        let keyWindowStillNeedsFocus = !overlayShouldYieldToSettings
            && keyWindow?.isVisible == true
            && keyWindow?.isKeyWindow == false
        let shouldRetry = !NSApp.isActive
            || !NSApp.presentationOptions.contains(.hideDock)
            || keyWindowStillNeedsFocus
        guard retries > 0, isOverlayVisible else { return }
        guard shouldRetry else { return }
        let retryWindow = keyWindow
        DispatchQueue.main.asyncAfter(deadline: .now() + 0.08) { [weak self] in
            guard let self, self.isOverlayVisible else { return }
            if let expectedOverlayGeneration,
               expectedOverlayGeneration != self.overlayGeneration {
                return
            }
            self.refreshLauncherChromeState()
            self.claimLauncherForeground(
                keyWindow: retryWindow,
                retries: retries - 1,
                overlayGeneration: expectedOverlayGeneration
            )
        }
    }
    private func refreshLauncherChromeState(activate: Bool = false, avoidSpaceSwitch: Bool = false) {
        let showDock = UserDefaults.standard.bool(forKey: Self.showDockIconKey)
        lastShowDockIcon = showDock
        let shouldStayAccessoryForCurrentFullscreenSpace = isOverlayVisible
            && (avoidSpaceSwitch || overlayAvoidsSpaceSwitch)
        let shouldStayAccessoryForQuickOnlySearch = isOverlayVisible
            && quickSearchOnlyOverlaySession
            && !showDock
        let desiredPolicy: NSApplication.ActivationPolicy = shouldStayAccessoryForCurrentFullscreenSpace
            ? .accessory
            : (shouldStayAccessoryForQuickOnlySearch ? .accessory
            : (requiresForegroundOwnership
            ? .regular
            : (showDock ? .regular : .accessory)))
        if NSApp.activationPolicy() != desiredPolicy {
            NSApp.setActivationPolicy(desiredPolicy)
        }
        let desiredPresentation: NSApplication.PresentationOptions = isOverlayVisible ? [.hideDock] : []
        if NSApp.presentationOptions != desiredPresentation {
            NSApp.presentationOptions = desiredPresentation
        }
        if activate && requiresForegroundOwnership
            && !shouldStayAccessoryForCurrentFullscreenSpace
            && !shouldStayAccessoryForQuickOnlySearch {
            let keyWindow = isSettingsVisible ? settingsWindow : (isOverlayVisible ? overlayWindow : nil)
            claimLauncherForeground(
                keyWindow: keyWindow,
                retries: isOverlayVisible && !isSettingsVisible ? 5 : 0,
                overlayGeneration: isOverlayVisible ? overlayGeneration : nil
            )
        }
    }
    private func handleApplicationDidResignActive() {
        guard !isOverlayVisible else {
            return
        }
        if isQuickSearchOpen {
            NotificationCenter.default.post(name: .tagLauncherQuickSearchDismissRequested, object: nil)
        }
        if !requiresForegroundOwnership {
            refreshLauncherChromeState()
        }
    }
@@ -139,7 +392,7 @@
    // MARK: - Launch at Login (LaunchAgent, zero permissions)
    private static let launchAgentLabel = "com.apptag.launcher"
    private static let launchAgentLabel = AppIdentity.launchAgentLabel
    static var supportsLaunchAtLogin: Bool {
        ProcessInfo.processInfo.environment["APP_SANDBOX_CONTAINER_ID"] == nil
    }
@@ -153,7 +406,7 @@
        guard supportsLaunchAtLogin else { return }
        let plist: [String: Any] = [
            "Label": Self.launchAgentLabel,
            "ProgramArguments": ["open", Bundle.main.bundlePath, "--hide"],
            "ProgramArguments": Self.expectedLaunchAgentProgramArguments(),
            "RunAtLoad": true,
        ]
        let dir = Self.launchAgentURL.deletingLastPathComponent()
@@ -161,10 +414,16 @@
        (plist as NSDictionary).write(to: Self.launchAgentURL, atomically: true)
        let uid = getuid()
        let bootoutTask = Process()
        bootoutTask.launchPath = "/bin/launchctl"
        bootoutTask.arguments = ["bootout", "gui/\(uid)/\(Self.launchAgentLabel)"]
        try? bootoutTask.run()
        bootoutTask.waitUntilExit()
        let task = Process()
        task.launchPath = "/bin/launchctl"
        task.arguments = ["bootstrap", "gui/\(uid)", Self.launchAgentURL.path]
        task.launch()
        try? task.run()
    }
    static func disableLaunchAtLogin() {
@@ -173,8 +432,23 @@
        let task = Process()
        task.launchPath = "/bin/launchctl"
        task.arguments = ["bootout", "gui/\(uid)/\(Self.launchAgentLabel)"]
        task.launch()
        try? task.run()
        try? FileManager.default.removeItem(at: Self.launchAgentURL)
    }
    private static func launchAgentProgramArguments() -> [String]? {
        guard let plist = NSDictionary(contentsOf: Self.launchAgentURL) as? [String: Any] else {
            return nil
        }
        return plist["ProgramArguments"] as? [String]
    }
    private static func expectedLaunchAgentProgramArguments() -> [String] {
        let executablePath = Bundle.main.executablePath
            ?? Bundle.main.bundleURL
                .appendingPathComponent("Contents/MacOS/\(AppIdentity.displayName)")
                .path
        return [executablePath, "--hide"]
    }
    /// On first launch, enable login item by default via LaunchAgent.
@@ -187,7 +461,14 @@
            return
        }
        let key = "launchAtLogin"
        if !AppDefaults.hasStoredValue(for: key) && UserDefaults.standard.bool(forKey: key) {
        guard UserDefaults.standard.bool(forKey: key) else {
            Self.disableLaunchAtLogin()
            return
        }
        let expectedArguments = Self.expectedLaunchAgentProgramArguments()
        if !AppDefaults.hasStoredValue(for: key)
            || Self.launchAgentProgramArguments() != expectedArguments {
            Self.enableLaunchAtLogin()
        }
    }
@@ -212,14 +493,15 @@
            button.imageScaling = .scaleProportionallyDown
            button.imagePosition = .imageOnly
            button.toolTip = "TagLauncher — Tag-based app launcher"
            button.action = #selector(toggleOverlay)
            button.action = #selector(toggleOverlay(_:))
            button.target = self
        }
        let menu = NSMenu()
        menu.delegate = self
        let showItem = NSMenuItem(
            title: showAppListMenuTitle,
            action: #selector(toggleOverlay),
            action: #selector(toggleOverlayFromStatusMenu(_:)),
            keyEquivalent: ""
        )
        showItem.target = self
@@ -240,7 +522,7 @@
        menu.addItem(.separator())
        let prefsItem = NSMenuItem(
            title: tr("menu.preferences"),
            action: #selector(openPreferences),
            action: #selector(openPreferences(_:)),
            keyEquivalent: ","
        )
        prefsItem.target = self
@@ -270,6 +552,19 @@
            )
        )
        statusItem.menu = menu
    }
    func menuWillOpen(_ menu: NSMenu) {
        statusMenuScreenForNextOverlay = overlayController.screenContainingCurrentPointer()
            ?? statusItem?.button?.window?.screen
            ?? NSScreen.main
            ?? NSScreen.screens.first
    }
    func menuDidClose(_ menu: NSMenu) {
        DispatchQueue.main.asyncAfter(deadline: .now() + 1.0) { [weak self] in
            self?.statusMenuScreenForNextOverlay = nil
        }
    }
    private func makeMenuBarIcon() -> NSImage {
@@ -333,7 +628,10 @@
    }
    private var showAppListMenuTitle: String {
        "\(tr("menu.showAppList"))  \(Self.showAppListShortcutGlyphs)"
        if LauncherHotkeyRegistrationStore.state(for: .main) == .failed {
            return tr("menu.showShortcutUnavailable")
        }
        return "\(tr("menu.showAppList"))  \(LauncherHotkey.main.displayString)"
    }
    private func observeApplicationMenuChanges() {
@@ -368,6 +666,7 @@
            }
            self.configureApplicationMenu()
            self.configureHelpMenu()
            if retries > 0 && self.applicationMenuNeedsCleanup() {
                self.configureApplicationMenuWhenAvailable(retries: retries - 1)
            }
@@ -432,7 +731,7 @@
    private func configureShowAppListItem(_ item: NSMenuItem) {
        item.title = showAppListMenuTitle
        item.action = #selector(toggleOverlay)
        item.action = #selector(toggleOverlayFromStatusMenu(_:))
        item.target = self
        item.keyEquivalent = ""
        item.keyEquivalentModifierMask = []
@@ -453,7 +752,7 @@
        }
        item.title = tr("menu.preferences")
        item.action = #selector(openPreferences)
        item.action = #selector(openPreferences(_:))
        item.target = self
        item.keyEquivalent = ","
        item.keyEquivalentModifierMask = .command
@@ -462,7 +761,7 @@
    private func isSettingsMenuItem(_ item: NSMenuItem) -> Bool {
        item.action == Selector(("showSettingsWindow:"))
            || item.action == #selector(openPreferences)
            || item.action == #selector(openPreferences(_:))
            || item.title == tr("menu.preferences")
    }
@@ -486,6 +785,42 @@
        }
    }
    private func configureHelpMenu() {
        guard let mainMenu = NSApp.mainMenu else { return }
        NSApp.helpMenu = nil
        for item in mainMenu.items.reversed() {
            let isHelpMenu = item.identifier == Self.helpMenuItemIdentifier
                || item.title.localizedCaseInsensitiveContains("help")
                || item.title == tr("menu.help")
                || item.submenu?.title.localizedCaseInsensitiveContains("help") == true
                || item.submenu?.title == tr("menu.help")
            if isHelpMenu {
                mainMenu.removeItem(item)
            }
        }
        let menuItem = NSMenuItem(title: tr("menu.help"), action: nil, keyEquivalent: "")
        let helpMenu = NSMenu(title: tr("menu.help"))
        menuItem.identifier = Self.helpMenuItemIdentifier
        menuItem.submenu = helpMenu
        let downloadItem = NSMenuItem()
        downloadItem.identifier = Self.downloadHelpMenuItemIdentifier
        downloadItem.title = tr("help.downloadPDF")
        downloadItem.action = #selector(openLocalizedHelp(_:))
        downloadItem.target = self
        downloadItem.keyEquivalent = ""
        downloadItem.keyEquivalentModifierMask = []
        downloadItem.isEnabled = true
        helpMenu.addItem(downloadItem)
        mainMenu.addItem(menuItem)
    }
    @objc private func openLocalizedHelp(_ sender: Any? = nil) {
        NSWorkspace.shared.open(HelpDocument.currentURL)
    }
    private func removeMenuBarItem() {
        guard let statusItem else { return }
        NSStatusBar.system.removeStatusItem(statusItem)
@@ -494,48 +829,142 @@
    // MARK: - Overlay Window
    @objc private func toggleOverlay() {
        if overlayWindow?.isVisible == true {
            hideOverlay()
        } else {
            showOverlay()
    @objc func toggleOverlay(_ sender: Any) {
        performToggleOverlay(preferredScreen: nil)
    }
    @objc func toggleOverlayFromStatusMenu(_ sender: Any) {
        let preferredScreen = statusMenuScreenForNextOverlay
        statusMenuScreenForNextOverlay = nil
        DispatchQueue.main.async { [weak self] in
            self?.performToggleOverlay(preferredScreen: preferredScreen)
        }
    }
    private func showOverlay() {
        // Use the screen under the mouse cursor — works in fullscreen spaces
        let mousePoint = NSEvent.mouseLocation
        guard let screen = NSScreen.screens.first(where: {
            NSMouseInRect(mousePoint, $0.frame, false)
        }) ?? NSScreen.main ?? NSScreen.screens.first else { return }
    private func performToggleOverlay(preferredScreen: NSScreen?) {
        overlayController.toggle(preferredScreen: preferredScreen)
    }
        let window: NSWindow
        if let existingWindow = overlayWindow {
            window = existingWindow
        } else {
            window = makeOverlayWindow(on: screen)
            overlayWindow = window
    private func showOrFocusOverlay(preferredScreen: NSScreen? = nil) {
        overlayController.showOrFocus(preferredScreen: preferredScreen)
    }
    private func showOverlay(
        initialQuickSearchSource: String? = nil,
        preferredScreen: NSScreen? = nil,
        stagedForAllSpaces: Bool = false
    ) {
        if initialQuickSearchSource == QuickSearchOpenSource.globalHidden {
            isQuickSearchOpen = true
            quickSearchShouldHideOverlayOnClose = true
            quickSearchOnlyOverlaySession = true
        }
        window.setFrame(screen.frame, display: true)
        window.level = isEditingAppNote ? Self.overlayTextInputLevel : Self.overlayDefaultLevel
        installOverlayKeyMonitor()
        window.makeKeyAndOrderFront(nil)
        window.orderFrontRegardless()
        NotificationCenter.default.post(name: .tagLauncherOverlayDidShow, object: nil)
        overlayController.show(
            initialQuickSearchSource: initialQuickSearchSource,
            preferredScreen: preferredScreen,
            stagedForAllSpaces: stagedForAllSpaces
        )
    }
    private func installOverlayKeyMonitor() {
        guard overlayKeyMonitor == nil else { return }
        overlayKeyMonitor = NSEvent.addLocalMonitorForEvents(matching: .keyDown) { [weak self] event in
            if event.keyCode == 53 { // Escape
                self?.hideOverlay()
            guard let self else { return event }
            if self.handleOverlayKeyEvent(event) {
                return nil
            }
            return event
        }
    }
    @discardableResult
    private func handleOverlayKeyEvent(_ event: NSEvent) -> Bool {
        guard event.type == .keyDown else { return false }
        if event.keyCode == UInt16(kVK_Escape),
           isQuickSearchOpen || quickSearchOnlyOverlaySession {
            return handleOverlayEscapeKey()
        }
        guard shouldHandleOverlayKeyEvent(event) else { return false }
        if event.keyCode == UInt16(kVK_Escape) {
            return handleOverlayEscapeKey()
        }
        if shouldOpenQuickSearch(for: event) {
            requestQuickSearch(source: QuickSearchOpenSource.mainOverlay)
            return true
        }
        return false
    }
    private func handleOverlayEscapeKey() -> Bool {
        if isQuickSearchOpen || quickSearchOnlyOverlaySession {
            dismissQuickSearchFromKeyboard()
            return true
        }
        guard !isSettingsVisible,
              !isEditingAppNote,
              !isModalInteractionActive
        else { return false }
        hideOverlay(force: true)
        return true
    }
    private func dismissQuickSearchFromKeyboard() {
        let shouldHideOverlayAfterDismiss = quickSearchShouldHideOverlayOnClose || quickSearchOnlyOverlaySession
        isQuickSearchOpen = false
        removeQuickSearchExternalMouseMonitor()
        updateOverlayLevelForTextInput()
        NotificationCenter.default.post(name: .tagLauncherQuickSearchDismissRequested, object: nil)
        if shouldHideOverlayAfterDismiss {
            quickSearchShouldHideOverlayOnClose = false
            quickSearchOnlyOverlaySession = false
            DispatchQueue.main.async { [weak self] in
                self?.hideOverlay(force: true)
            }
        }
    }
    private func requestQuickSearch(source: String) {
        isQuickSearchOpen = true
        quickSearchShouldHideOverlayOnClose = quickSearchShouldHideOverlayOnClose
            || source == QuickSearchOpenSource.globalHidden
        quickSearchOnlyOverlaySession = quickSearchOnlyOverlaySession
            || source == QuickSearchOpenSource.globalHidden
        promoteOverlayToForegroundInput()
        updateOverlayLevelForTextInput()
        installQuickSearchExternalMouseMonitor()
        DispatchQueue.main.async {
            NotificationCenter.default.post(
                name: .tagLauncherQuickSearchRequested,
                object: nil,
                userInfo: ["source": source]
            )
        }
    }
    private func shouldHandleOverlayKeyEvent(_ event: NSEvent) -> Bool {
        guard overlayWindow?.isVisible == true else { return false }
        if !isSettingsVisible && NSApp.isActive {
            return true
        }
        if event.window == overlayWindow { return true }
        return event.window == nil && NSApp.keyWindow == overlayWindow
    }
    private func shouldOpenQuickSearch(for event: NSEvent) -> Bool {
        guard event.keyCode == UInt16(kVK_Space),
              !event.isARepeat,
              event.modifierFlags.intersection(.deviceIndependentFlagsMask).isEmpty,
              overlayWindow?.isVisible == true,
              !isQuickSearchOpen,
              !isInEditMode,
              !isEditingAppNote,
              !isModalInteractionActive
        else { return false }
        return true
    }
    private func removeOverlayKeyMonitor() {
@@ -545,95 +974,88 @@
        }
    }
    private func makeOverlayWindow(on screen: NSScreen) -> NSWindow {
        let panel = OverlayPanel(
            contentRect: screen.frame,
            styleMask: [.borderless, .fullSizeContentView, .nonactivatingPanel],
            backing: .buffered,
            defer: false
        )
        panel.isFloatingPanel = true
        panel.hidesOnDeactivate = false
        panel.collectionBehavior = [
            .moveToActiveSpace,
            .fullScreenAuxiliary,
            .stationary,
            .transient,
            .ignoresCycle
        ]
        panel.isOpaque = false
        panel.backgroundColor = .clear
        panel.hasShadow = false
        panel.titlebarAppearsTransparent = true
        panel.titleVisibility = .hidden
        panel.isReleasedWhenClosed = false
        panel.contentView = DismissibleHostingView(
            rootView: ContentView(hideOverlay: { [weak self] in
                self?.hideOverlay(force: true)
            }),
            onBackdropTap: { [weak self] in
                self?.hideOverlay()
            }
        )
        return panel
    private func hideOverlay(force: Bool = false, discardWindow: Bool = false) {
        overlayController.hide(force: force, discardWindow: discardWindow)
    }
    private func hideOverlay(force: Bool = false) {
        guard force || !isInEditMode else { return }
        TagDatabase.flushPendingCategorySchemeBackupBatch()
        if let settingsWindow, settingsWindow.parent == overlayWindow {
            detachSettingsWindow(settingsWindow)
        }
        overlayWindow?.orderOut(nil)
        removeOverlayKeyMonitor()
        NotificationCenter.default.post(name: .tagLauncherOverlayDidHide, object: nil)
        if force {
            overlayWindow = nil
        }
    // MARK: - Global Hotkeys
    private func registerConfiguredHotkeys() {
        installHotkeyEventHandlerIfNeeded()
        registerFixedHotkey(.main)
        registerFixedHotkey(.quickSearch)
    }
    // MARK: - Global Hotkey (Shift+Option+Space)
    private func registerFixedHotkey(_ kind: LauncherHotkeyKind) {
        unregisterHotkey(for: kind)
        let hotkey = kind.hotkey
    /// Carbon RegisterEventHotKey. If it fails (sandbox, etc.), falls back to menu bar only.
    private func registerHotkey() {
        var hotkeyID = EventHotKeyID()
        hotkeyID.signature = OSType(0x41505447) // 'APTG'
        hotkeyID.id = 1
        hotkeyID.id = kind.eventID
        let modifiers = UInt32(shiftKey | optionKey)
        var ref: EventHotKeyRef?
        var newRef: EventHotKeyRef?
        let status = RegisterEventHotKey(
            UInt32(kVK_Space),
            modifiers,
            hotkey.keyCode,
            hotkey.modifiers,
            hotkeyID,
            GetApplicationEventTarget(),
            0,
            &ref
            &newRef
        )
        hotkeyRef = ref
        if status != noErr {
            print("[TagLauncher] Hotkey registration failed: \(status). Falling back to menu bar only.")
            return
        if status == noErr, let newRef {
            setHotkeyRef(newRef, for: kind)
            LauncherHotkeyRegistrationStore.setActive(for: kind)
        } else {
            setHotkeyRef(nil, for: kind)
            LauncherHotkeyRegistrationStore.setFailed(status, for: kind)
            print("[TagLauncher] Fixed hotkey registration failed for \(kind.rawValue): \(status)")
        }
    }
    private func observeHotkeyStatusChanges() {
        NotificationCenter.default.addObserver(
            forName: .tagLauncherHotkeyRegistrationChanged,
            object: nil,
            queue: .main
        ) { [weak self] _ in
            self?.setupMenuBar()
            self?.configureApplicationMenuWhenAvailable(retries: 2)
        }
    }
    private func installHotkeyEventHandlerIfNeeded() {
        guard !hotkeyEventHandlerInstalled else { return }
        hotkeyEventHandlerInstalled = true
        var eventSpec = EventTypeSpec(
            eventClass: OSType(kEventClassKeyboard),
            eventKind: UInt32(kEventHotKeyPressed)
        )
        let selfPtr = Unmanaged.passUnretained(self).toOpaque()
        InstallEventHandler(
            GetApplicationEventTarget(),
            { (_, _, userData) -> OSStatus in
                guard let userData else { return noErr }
            { (_, event, userData) -> OSStatus in
                guard let event, let userData else { return noErr }
                var hotkeyID = EventHotKeyID()
                let status = GetEventParameter(
                    event,
                    EventParamName(kEventParamDirectObject),
                    EventParamType(typeEventHotKeyID),
                    nil,
                    MemoryLayout<EventHotKeyID>.size,
                    nil,
                    &hotkeyID
                )
                guard status == noErr else { return noErr }
                let delegate = Unmanaged<AppDelegate>
                    .fromOpaque(userData)
                    .takeUnretainedValue()
                DispatchQueue.main.async {
                    delegate.toggleOverlay()
                    delegate.handleHotkeyEvent(id: hotkeyID.id)
                }
                return noErr
            },
@@ -642,6 +1064,64 @@
            selfPtr,
            nil
        )
    }
    private func handleHotkeyEvent(id: UInt32) {
        if id == LauncherHotkeyKind.quickSearch.eventID {
            showQuickSearchFromGlobalHotkey()
        } else {
            performToggleOverlay(preferredScreen: nil)
        }
    }
    private func showQuickSearchFromGlobalHotkey() {
        let now = Date()
        if overlayWindow?.isVisible == true, isQuickSearchOpen || quickSearchOnlyOverlaySession {
            lastQuickSearchHotkeyAt = now
            dismissQuickSearchFromKeyboard()
            return
        }
        if now.timeIntervalSince(lastQuickSearchHotkeyAt) < 0.28 {
            promoteOverlayToForegroundInput()
            updateOverlayLevelForTextInput()
            return
        }
        lastQuickSearchHotkeyAt = now
        if overlayWindow?.isVisible == true {
            refreshLauncherChromeState(
                activate: !overlayAvoidsSpaceSwitch,
                avoidSpaceSwitch: overlayAvoidsSpaceSwitch
            )
            requestQuickSearch(source: QuickSearchOpenSource.globalVisible)
            return
        }
        isQuickSearchOpen = true
        quickSearchShouldHideOverlayOnClose = true
        quickSearchOnlyOverlaySession = true
        showOverlay(initialQuickSearchSource: QuickSearchOpenSource.globalHidden)
    }
    private func hotkeyRef(for kind: LauncherHotkeyKind) -> EventHotKeyRef? {
        switch kind {
        case .main: return mainHotkeyRef
        case .quickSearch: return quickSearchHotkeyRef
        }
    }
    private func setHotkeyRef(_ ref: EventHotKeyRef?, for kind: LauncherHotkeyKind) {
        switch kind {
        case .main: mainHotkeyRef = ref
        case .quickSearch: quickSearchHotkeyRef = ref
        }
    }
    private func unregisterHotkey(for kind: LauncherHotkeyKind) {
        if let ref = hotkeyRef(for: kind) {
            UnregisterEventHotKey(ref)
            setHotkeyRef(nil, for: kind)
        }
    }
    // MARK: - Preferences
@@ -660,6 +1140,23 @@
                  !self.isInEditMode
            else { return }
            if self.isSettingsOwnedPanel(keyWindow) {
                return
            }
            if self.isMenuTrackingWindow(keyWindow) {
                return
            }
            if self.isAppOwnedDocumentWindow(keyWindow) {
                self.prepareSettingsWindow(keyWindow)
                return
            }
            if NSApp.windows.contains(keyWindow) {
                return
            }
            // Settings/Preferences window -> float it above overlay for real-time preview.
            if self.isSettingsWindowCandidate(keyWindow) {
                self.prepareSettingsWindow(keyWindow)
@@ -672,7 +1169,8 @@
    /// Settings must always appear centered over the current overlay view and float above it.
    private func prepareSettingsWindow(_ window: NSWindow) {
        let settingsSize = NSSize(width: 880, height: 460)
        dismissQuickSearchIfNeeded()
        let settingsSize = NSSize(width: 1000, height: 480)
        window.identifier = NSUserInterfaceItemIdentifier("TagLauncherPreferencesWindow")
        window.minSize = settingsSize
        window.maxSize = settingsSize
@@ -695,11 +1193,20 @@
        var behavior = window.collectionBehavior
        behavior.remove(.canJoinAllSpaces)
        behavior.formUnion([.fullScreenAuxiliary, .moveToActiveSpace])
        if overlayAvoidsSpaceSwitch {
            behavior.remove(.moveToActiveSpace)
            behavior.formUnion([.fullScreenAuxiliary, .stationary, .transient, .ignoresCycle])
        } else {
            behavior.formUnion([.fullScreenAuxiliary, .moveToActiveSpace])
        }
        window.collectionBehavior = behavior
        window.makeKeyAndOrderFront(nil)
        window.orderFrontRegardless()
        settingsWindow = window
        refreshLauncherChromeState(
            activate: !overlayAvoidsSpaceSwitch,
            avoidSpaceSwitch: overlayAvoidsSpaceSwitch
        )
    }
    private func attachSettingsWindow(_ window: NSWindow, to overlayWindow: NSWindow) {
@@ -716,12 +1223,56 @@
    private func isSettingsWindowCandidate(_ window: NSWindow) -> Bool {
        if window == settingsWindow { return true }
        if window.identifier?.rawValue == "TagLauncherPreferencesWindow" { return true }
        if isAppOwnedDocumentWindow(window) { return true }
        guard NSApp.windows.contains(window),
              window != overlayWindow,
              window.isVisible,
              !(window is NSPanel)
        else { return false }
        return true
        return settingsWindowTitleCandidates().contains(normalizedWindowTitle(window.title))
    }
    private func isAppOwnedDocumentWindow(_ window: NSWindow) -> Bool {
        NSApp.windows.contains(window)
            && window != overlayWindow
            && window.isVisible
            && !(window is NSPanel)
            && !isMenuTrackingWindow(window)
            && window.styleMask.contains(.titled)
    }
    private func isMenuTrackingWindow(_ window: NSWindow) -> Bool {
        let className = NSStringFromClass(type(of: window))
        return className.localizedCaseInsensitiveContains("Menu")
            || className.localizedCaseInsensitiveContains("Popup")
    }
    private func settingsWindowTitleCandidates() -> Set<String> {
        let keys = [
            "menu.preferences",
            "settings.language",
            "settings.general",
            "quickSearch.hotkeys",
            "settings.tags",
            "settings.data",
            "settings.about"
        ]
        return Set(keys.map { normalizedWindowTitle(tr($0)) })
    }
    private func normalizedWindowTitle(_ title: String) -> String {
        title
            .replacingOccurrences(of: "…", with: "")
            .trimmingCharacters(in: .whitespacesAndNewlines)
    }
    private func isSettingsOwnedPanel(_ window: NSWindow) -> Bool {
        guard window is NSPanel else { return false }
        if window is NSSavePanel { return true }
        guard let settingsWindow else { return false }
        return window.sheetParent == settingsWindow
            || settingsWindow.attachedSheet == window
            || window.parent == settingsWindow
    }
    private func center(_ window: NSWindow, over rect: NSRect) {
@@ -734,10 +1285,7 @@
    }
    private func screenUnderMouse() -> NSScreen? {
        let mousePoint = NSEvent.mouseLocation
        return NSScreen.screens.first(where: {
            NSMouseInRect(mousePoint, $0.frame, false)
        }) ?? NSScreen.main ?? NSScreen.screens.first
        overlayController.screenUnderMouse()
    }
    /// Clean up settingsWindow reference when the Settings window closes.
@@ -751,8 +1299,18 @@
                  let closingWindow = notification.object as? NSWindow,
                  closingWindow == self.settingsWindow
            else { return }
            let shouldRefocusOverlay = self.isOverlayVisible
            let preferredScreen = self.overlayWindow?.screen
            self.detachSettingsWindow(closingWindow)
            self.settingsWindow = nil
            self.refreshLauncherChromeState(
                activate: shouldRefocusOverlay && !self.overlayAvoidsSpaceSwitch,
                avoidSpaceSwitch: self.overlayAvoidsSpaceSwitch
            )
            guard shouldRefocusOverlay else { return }
            DispatchQueue.main.asyncAfter(deadline: .now() + 0.12) { [weak self] in
                self?.showOrFocusOverlay(preferredScreen: preferredScreen)
            }
        }
    }
@@ -767,7 +1325,7 @@
        }
    }
    /// Lower the overlay while editing app notes so IME candidate windows are not hidden behind it.
    /// Keep text-input overlays at the launcher level so Quick Search stays visible in fullscreen Spaces.
    private func observeAppNoteEditing() {
        NotificationCenter.default.addObserver(
            forName: .tagLauncherAppNoteEditingChanged,
@@ -776,13 +1334,123 @@
        ) { [weak self] notification in
            guard let self else { return }
            self.isEditingAppNote = (notification.userInfo?["active"] as? Bool) ?? false
            if self.isEditingAppNote {
                self.promoteOverlayToForegroundInput()
            }
            self.updateOverlayLevelForTextInput()
        }
    }
    private func promoteOverlayToForegroundInput() {
        if overlayAvoidsSpaceSwitch {
            refreshLauncherChromeState(activate: false, avoidSpaceSwitch: true)
            guard let overlayWindow else { return }
            overlayWindow.makeKeyAndOrderFront(nil)
            overlayWindow.orderFrontRegardless()
            return
        }
        if quickSearchOnlyOverlaySession && !UserDefaults.standard.bool(forKey: Self.showDockIconKey) {
            refreshLauncherChromeState(activate: false)
            guard let overlayWindow else { return }
            NSApp.activate(ignoringOtherApps: true)
            overlayWindow.makeKeyAndOrderFront(nil)
            overlayWindow.orderFrontRegardless()
            return
        }
        beginLauncherForegroundOwnership()
        guard let overlayWindow else { return }
        overlayWindow.makeKeyAndOrderFront(nil)
        overlayWindow.orderFrontRegardless()
    }
    private func observeQuickSearch() {
        NotificationCenter.default.addObserver(
            forName: .tagLauncherQuickSearchVisibilityChanged,
            object: nil,
            queue: .main
        ) { [weak self] notification in
            guard let self else { return }
            let active = (notification.userInfo?["active"] as? Bool) ?? false
            let hideOverlayOnClose = (notification.userInfo?["hideOverlayOnClose"] as? Bool) ?? false
            self.isQuickSearchOpen = active
            if active, hideOverlayOnClose {
                self.quickSearchShouldHideOverlayOnClose = true
                self.quickSearchOnlyOverlaySession = true
            }
            if self.isQuickSearchOpen {
                self.promoteOverlayToForegroundInput()
            }
            self.updateOverlayLevelForTextInput()
            if self.isQuickSearchOpen {
                self.installQuickSearchExternalMouseMonitor()
            } else {
                self.removeQuickSearchExternalMouseMonitor()
                if hideOverlayOnClose || self.quickSearchShouldHideOverlayOnClose {
                    self.quickSearchShouldHideOverlayOnClose = false
                    self.quickSearchOnlyOverlaySession = false
                    self.hideOverlay(force: true)
                }
            }
        }
        NotificationCenter.default.addObserver(
            forName: .tagLauncherModalInteractionChanged,
            object: nil,
            queue: .main
        ) { [weak self] notification in
            self?.isModalInteractionActive = (notification.userInfo?["active"] as? Bool) ?? false
        }
        NotificationCenter.default.addObserver(
            forName: NSApplication.didResignActiveNotification,
            object: NSApp,
            queue: .main
        ) { [weak self] _ in
            self?.handleApplicationDidResignActive()
        }
    }
    private func installQuickSearchExternalMouseMonitor() {
        installQuickSearchLocalMouseMonitor()
        guard quickSearchExternalMouseMonitor == nil else { return }
        quickSearchExternalMouseMonitor = NSEvent.addGlobalMonitorForEvents(
            matching: [.leftMouseDown, .rightMouseDown, .otherMouseDown]
        ) { [weak self] _ in
            DispatchQueue.main.async {
                guard self?.isQuickSearchOpen == true else { return }
                NotificationCenter.default.post(name: .tagLauncherQuickSearchDismissRequested, object: nil)
            }
        }
    }
    private func installQuickSearchLocalMouseMonitor() {
        guard quickSearchLocalMouseMonitor == nil else { return }
        quickSearchLocalMouseMonitor = NSEvent.addLocalMonitorForEvents(
            matching: [.leftMouseDown, .rightMouseDown, .otherMouseDown]
        ) { [weak self] event in
            guard let self, self.isQuickSearchOpen else { return event }
            if event.window === self.overlayWindow {
                NotificationCenter.default.post(name: .tagLauncherQuickSearchDismissRequested, object: nil)
                return nil
            }
            return event
        }
    }
    private func removeQuickSearchExternalMouseMonitor() {
        if let quickSearchLocalMouseMonitor {
            NSEvent.removeMonitor(quickSearchLocalMouseMonitor)
            self.quickSearchLocalMouseMonitor = nil
        }
        if let quickSearchExternalMouseMonitor {
            NSEvent.removeMonitor(quickSearchExternalMouseMonitor)
            self.quickSearchExternalMouseMonitor = nil
        }
    }
    private func updateOverlayLevelForTextInput() {
        guard let overlayWindow else { return }
        overlayWindow.level = isEditingAppNote ? Self.overlayTextInputLevel : Self.overlayDefaultLevel
        overlayWindow.level = currentOverlayLevel
        if let settingsWindow, settingsWindow.parent == overlayWindow {
            settingsWindow.level = overlayWindow.level
        }
@@ -799,21 +1467,41 @@
        }
    }
    @objc private func openPreferences() {
    private func observeExternalActivationRequests() {
        DistributedNotificationCenter.default().addObserver(
            self,
            selector: #selector(handleExternalActivationRequest(_:)),
            name: Self.externalActivationNotification,
            object: Self.externalActivationObject
        )
    }
    @objc private func handleExternalActivationRequest(_ notification: Notification) {
        let shouldShowOverlay = notification.userInfo?["showOverlay"] as? Bool ?? true
        guard shouldShowOverlay else { return }
        showOrFocusOverlay()
    }
    @objc private func openPreferences(_ sender: Any? = nil) {
        dismissQuickSearchIfNeeded()
        TagDatabase.flushPendingCategorySchemeBackupBatch()
        if overlayAvoidsSpaceSwitch {
            refreshLauncherChromeState(activate: false, avoidSpaceSwitch: true)
        } else {
            beginLauncherForegroundOwnership()
        }
        // Don't hide overlay — keep it visible for real-time setting preview.
        if let overlayWindow, overlayWindow.isVisible {
            overlayWindow.makeKeyAndOrderFront(nil)
            overlayWindow.orderFrontRegardless()
        }
        NSApp.activate(ignoringOtherApps: true)
        if let settingsWindow {
            prepareSettingsWindow(settingsWindow)
            return
        }
        let settingsSize = NSSize(width: 880, height: 460)
        let settingsSize = NSSize(width: 1000, height: 480)
        let window = NSWindow(
            contentRect: NSRect(origin: .zero, size: settingsSize),
            styleMask: [.titled, .closable],
@@ -827,6 +1515,16 @@
        prepareSettingsWindow(window)
    }
    private func dismissQuickSearchIfNeeded() {
        guard isQuickSearchOpen else { return }
        isQuickSearchOpen = false
        removeQuickSearchExternalMouseMonitor()
        updateOverlayLevelForTextInput()
        quickSearchShouldHideOverlayOnClose = false
        quickSearchOnlyOverlaySession = false
        NotificationCenter.default.post(name: .tagLauncherQuickSearchDismissRequested, object: nil)
    }
    @objc private func switchLanguage(_ sender: NSMenuItem) {
        guard let code = sender.representedObject as? String else { return }
        L10n.switchTo(code)
@@ -837,29 +1535,46 @@
final class DismissibleHostingView<Content: View>: NSHostingView<Content> {
    private let onBackdropTap: () -> Void
    private var suppressBackdropDismiss = false
    private var modalInteractionSuppressesBackdropDismiss = false
    private var quickSearchSuppressesBackdropDismiss = false
    private var modalInteractionObserver: NSObjectProtocol?
    private var quickSearchVisibilityObserver: NSObjectProtocol?
    private var suppressBackdropDismiss: Bool {
        modalInteractionSuppressesBackdropDismiss || quickSearchSuppressesBackdropDismiss
    }
    @MainActor required init(rootView: Content) {
        self.onBackdropTap = {}
        super.init(rootView: rootView)
        observeModalInteractionChanges()
        installWindowServerAnchorLayer()
        observeBackdropDismissSuppressionChanges()
    }
    init(rootView: Content, onBackdropTap: @escaping () -> Void) {
        self.onBackdropTap = onBackdropTap
        super.init(rootView: rootView)
        observeModalInteractionChanges()
        installWindowServerAnchorLayer()
        observeBackdropDismissSuppressionChanges()
    }
    deinit {
        if let modalInteractionObserver {
            NotificationCenter.default.removeObserver(modalInteractionObserver)
        }
        if let quickSearchVisibilityObserver {
            NotificationCenter.default.removeObserver(quickSearchVisibilityObserver)
        }
    }
    @available(*, unavailable)
    required init?(coder: NSCoder) { fatalError() }
    private func installWindowServerAnchorLayer() {
        wantsLayer = true
        // A near-transparent backing pixel makes the WindowServer publish the panel immediately.
        layer?.backgroundColor = NSColor.black.withAlphaComponent(0.001).cgColor
    }
    override func mouseDown(with event: NSEvent) {
        let location = convert(event.locationInWindow, from: nil)
@@ -868,6 +1583,10 @@
            return
        }
        if hit == self {
            if quickSearchSuppressesBackdropDismiss {
                NotificationCenter.default.post(name: .tagLauncherQuickSearchDismissRequested, object: nil)
                return
            }
            if suppressBackdropDismiss {
                super.mouseDown(with: event)
                return
@@ -894,13 +1613,21 @@
        super.mouseDown(with: event)
    }
    private func observeModalInteractionChanges() {
    private func observeBackdropDismissSuppressionChanges() {
        modalInteractionObserver = NotificationCenter.default.addObserver(
            forName: .tagLauncherModalInteractionChanged,
            object: nil,
            queue: .main
        ) { [weak self] notification in
            self?.suppressBackdropDismiss = (notification.userInfo?["active"] as? Bool) ?? false
            self?.modalInteractionSuppressesBackdropDismiss = (notification.userInfo?["active"] as? Bool) ?? false
        }
        quickSearchVisibilityObserver = NotificationCenter.default.addObserver(
            forName: .tagLauncherQuickSearchVisibilityChanged,
            object: nil,
            queue: .main
        ) { [weak self] notification in
            self?.quickSearchSuppressesBackdropDismiss = (notification.userInfo?["active"] as? Bool) ?? false
        }
    }