From 8478c55e513bbbb4b1676d1d9207f7feb2509465 Mon Sep 17 00:00:00 2001
From: Ariver <shanghai3168@gmail.com>
Date: Fri, 22 May 2026 00:30:57 +0800
Subject: [PATCH] Freeze 7.6.0 release candidate and move docs out of repo

---
 Apptag/ApptagApp.swift |  266 ++++++++++++++++++++++++++++++++++++-----------------
 1 files changed, 181 insertions(+), 85 deletions(-)

diff --git a/Apptag/ApptagApp.swift b/Apptag/ApptagApp.swift
index cd12e0b..c030bc6 100644
--- a/Apptag/ApptagApp.swift
+++ b/Apptag/ApptagApp.swift
@@ -29,27 +29,53 @@
 
 final class AppDelegate: NSObject, NSApplicationDelegate {
     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 overlayDefaultLevel = NSWindow.Level(rawValue: Int(CGWindowLevelForKey(.maximumWindow)))
-    private static let overlayTextInputLevel = NSWindow.Level.modalPanel
+    private static let overlayDefaultLevel = NSWindow.Level.normal
+    private static let overlayTextInputLevel = NSWindow.Level.normal
 
     private var statusItem: NSStatusItem?
     private var overlayWindow: NSWindow?
     private var overlayKeyMonitor: Any?
+    private var quickSearchExternalMouseMonitor: Any?
     private var settingsWindow: NSWindow?    // Track Settings window to keep it above overlay
     private var mainHotkeyRef: EventHotKeyRef?
     private var quickSearchHotkeyRef: EventHotKeyRef?
     private var hotkeyEventHandlerInstalled = false
     private var isQuickSearchOpen = false
     private var isModalInteractionActive = false
-    private var areHotkeysPausedForCapture = false
     private var isInEditMode = false  // Suppress auto-dismiss during editing
     private var isEditingAppNote = false
     private var isConfiguringApplicationMenu = false
     private var lastShowDockIcon: Bool?
+
+    private var isOverlayVisible: Bool {
+        overlayWindow?.isVisible == true
+    }
+
+    private var isSettingsVisible: Bool {
+        settingsWindow?.isVisible == true
+    }
+
+    private var requiresForegroundOwnership: Bool {
+        isOverlayVisible || isSettingsVisible
+    }
+
+    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)
@@ -65,6 +91,7 @@
         migrateDefaultGroupName()
         TagDatabase.seedDefaultTags()
         syncChromeSettings(force: true)
+        observeHotkeyStatusChanges()
         registerConfiguredHotkeys()
         observeOtherWindows()
         observeSettingsClose()
@@ -86,7 +113,12 @@
     }
 
     func applicationWillTerminate(_ notification: Notification) {
+        hideOverlay(force: true, discardWindow: true)
+        unregisterHotkey(for: .main)
+        unregisterHotkey(for: .quickSearch)
         TagDatabase.flushPendingCategorySchemeBackupBatch()
+        removeOverlayKeyMonitor()
+        removeQuickSearchExternalMouseMonitor()
     }
 
     /// Ensure defaultGroupName is always the language-neutral key "Other".
@@ -122,13 +154,59 @@
         let dockChanged = lastShowDockIcon != showDock
 
         if force || dockChanged {
-            NSApp.setActivationPolicy(showDock ? .regular : .accessory)
             lastShowDockIcon = showDock
+            refreshLauncherChromeState()
         }
 
         if force {
             setupMenuBar()
         }
+    }
+
+    private func beginLauncherForegroundOwnership(activate: Bool = true) {
+        if NSApp.activationPolicy() != .regular {
+            NSApp.setActivationPolicy(.regular)
+        }
+        if activate {
+            NSApp.activate(ignoringOtherApps: true)
+            configureApplicationMenuWhenAvailable(retries: 4)
+        }
+    }
+
+    private func refreshLauncherChromeState(activate: Bool = false) {
+        let showDock = UserDefaults.standard.bool(forKey: Self.showDockIconKey)
+        lastShowDockIcon = showDock
+
+        let desiredPolicy: NSApplication.ActivationPolicy = 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 {
+            NSApp.activate(ignoringOtherApps: true)
+            configureApplicationMenuWhenAvailable(retries: 4)
+        }
+    }
+
+    private func handleApplicationDidResignActive() {
+        if isQuickSearchOpen {
+            NotificationCenter.default.post(name: .tagLauncherQuickSearchDismissRequested, object: nil)
+        }
+
+        guard isOverlayVisible else {
+            refreshLauncherChromeState()
+            return
+        }
+
+        // Once another app takes the menu bar, don't leave the overlay stranded onscreen.
+        hideOverlay(force: true)
     }
 
     /// Keep app chrome in sync when language changes from any entry point.
@@ -144,7 +222,7 @@
 
     // 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
     }
@@ -338,10 +416,10 @@
     }
 
     private var showAppListMenuTitle: String {
-        if let hotkey = LauncherHotkeyStore.hotkey(for: .main) {
-            return "\(tr("menu.showAppList"))  \(hotkey.displayString)"
+        if LauncherHotkeyRegistrationStore.state(for: .main) == .failed {
+            return tr("menu.showShortcutUnavailable")
         }
-        return tr("menu.showAppList")
+        return "\(tr("menu.showAppList"))  \(LauncherHotkey.main.displayString)"
     }
 
     private func observeApplicationMenuChanges() {
@@ -504,7 +582,7 @@
 
     @objc private func toggleOverlay() {
         if overlayWindow?.isVisible == true {
-            hideOverlay()
+            hideOverlay(force: true)
         } else {
             showOverlay()
         }
@@ -518,19 +596,45 @@
         }) ?? NSScreen.main ?? NSScreen.screens.first else { return }
 
         let window: NSWindow
+        let createdWindow: Bool
         if let existingWindow = overlayWindow {
             window = existingWindow
+            createdWindow = false
         } else {
             window = makeOverlayWindow(on: screen, initialQuickSearchSource: initialQuickSearchSource)
             overlayWindow = window
+            createdWindow = true
         }
 
-        window.setFrame(screen.frame, display: true)
-        window.level = isEditingAppNote ? Self.overlayTextInputLevel : Self.overlayDefaultLevel
-
         installOverlayKeyMonitor()
+        beginLauncherForegroundOwnership()
 
-        if let initialQuickSearchSource {
+        let targetFrame = screen.frame
+        let targetLevel = overlayLevel(initialQuickSearchSource: initialQuickSearchSource)
+        let canReuseVisibleWindow = !createdWindow
+            && window.isVisible
+            && NSEqualRects(window.frame, targetFrame)
+            && window.level == targetLevel
+
+        if canReuseVisibleWindow {
+            if !window.isKeyWindow {
+                window.makeKeyAndOrderFront(nil)
+            }
+            refreshLauncherChromeState(activate: true)
+            if let initialQuickSearchSource {
+                NotificationCenter.default.post(
+                    name: .tagLauncherQuickSearchRequested,
+                    object: nil,
+                    userInfo: ["source": initialQuickSearchSource]
+                )
+            }
+            return
+        }
+
+        window.setFrame(targetFrame, display: true)
+        window.level = targetLevel
+
+        if let initialQuickSearchSource, !createdWindow {
             NotificationCenter.default.post(
                 name: .tagLauncherQuickSearchRequested,
                 object: nil,
@@ -540,6 +644,7 @@
 
         window.makeKeyAndOrderFront(nil)
         window.orderFrontRegardless()
+        refreshLauncherChromeState(activate: true)
         NotificationCenter.default.post(name: .tagLauncherOverlayDidShow, object: nil)
     }
 
@@ -552,7 +657,7 @@
                     NotificationCenter.default.post(name: .tagLauncherQuickSearchDismissRequested, object: nil)
                     return nil
                 }
-                self.hideOverlay()
+                self.hideOverlay(force: true)
                 return nil
             }
             if self.shouldOpenQuickSearch(for: event) {
@@ -610,7 +715,7 @@
     private func makeOverlayWindow(on screen: NSScreen, initialQuickSearchSource: String? = nil) -> NSWindow {
         let panel = OverlayPanel(
             contentRect: screen.frame,
-            styleMask: [.borderless, .fullSizeContentView, .nonactivatingPanel],
+            styleMask: [.borderless, .fullSizeContentView],
             backing: .buffered,
             defer: false
         )
@@ -643,7 +748,7 @@
         return panel
     }
 
-    private func hideOverlay(force: Bool = false) {
+    private func hideOverlay(force: Bool = false, discardWindow: Bool = false) {
         guard force || !isInEditMode else { return }
         TagDatabase.flushPendingCategorySchemeBackupBatch()
         if let settingsWindow, settingsWindow.parent == overlayWindow {
@@ -651,8 +756,10 @@
         }
         overlayWindow?.orderOut(nil)
         removeOverlayKeyMonitor()
+        removeQuickSearchExternalMouseMonitor()
+        refreshLauncherChromeState()
         NotificationCenter.default.post(name: .tagLauncherOverlayDidHide, object: nil)
-        if force {
+        if discardWindow {
             overlayWindow = nil
         }
     }
@@ -661,28 +768,13 @@
 
     private func registerConfiguredHotkeys() {
         installHotkeyEventHandlerIfNeeded()
-        registerStoredHotkey(.main)
-        registerStoredHotkey(.quickSearch)
+        registerFixedHotkey(.main)
+        registerFixedHotkey(.quickSearch)
     }
 
-    @discardableResult
-    func applyHotkey(_ hotkey: LauncherHotkey?, for kind: LauncherHotkeyKind) -> Bool {
-        installHotkeyEventHandlerIfNeeded()
-
-        if hotkey == nil {
-            unregisterHotkey(for: kind)
-            LauncherHotkeyStore.save(nil, for: kind)
-            LauncherHotkeyStore.setStatus(.disabled, message: nil, for: kind)
-            return true
-        }
-
-        guard let hotkey else { return false }
-        let previousRef = hotkeyRef(for: kind)
-        if previousRef != nil, LauncherHotkeyStore.hotkey(for: kind) == hotkey {
-            LauncherHotkeyStore.setStatus(.active, message: nil, for: kind)
-            return true
-        }
-        setHotkeyRef(nil, for: kind)
+    private func registerFixedHotkey(_ kind: LauncherHotkeyKind) {
+        unregisterHotkey(for: kind)
+        let hotkey = kind.hotkey
 
         var hotkeyID = EventHotKeyID()
         hotkeyID.signature = OSType(0x41505447) // 'APTG'
@@ -699,31 +791,24 @@
         )
 
         if status == noErr, let newRef {
-            if let previousRef { UnregisterEventHotKey(previousRef) }
             setHotkeyRef(newRef, for: kind)
-            LauncherHotkeyStore.save(hotkey, for: kind)
-            LauncherHotkeyStore.setStatus(.active, message: nil, for: kind)
-            return true
+            LauncherHotkeyRegistrationStore.setActive(for: kind)
+        } else {
+            setHotkeyRef(nil, for: kind)
+            LauncherHotkeyRegistrationStore.setFailed(status, for: kind)
+            print("[TagLauncher] Fixed hotkey registration failed for \(kind.rawValue): \(status)")
         }
-
-        setHotkeyRef(previousRef, for: kind)
-        let message = LauncherHotkeyStore.knownConflictMessage(for: hotkey, status: status)
-            ?? tr("quickSearch.hotkeyConflict.generic")
-        LauncherHotkeyStore.savePending(hotkey, for: kind)
-        LauncherHotkeyStore.setStatus(.conflict, message: message, for: kind)
-        print("[TagLauncher] Hotkey registration failed for \(kind.rawValue): \(status)")
-        return false
     }
 
-    func retryHotkeyRegistration(for kind: LauncherHotkeyKind) {
-        _ = applyHotkey(
-            LauncherHotkeyStore.pendingHotkey(for: kind) ?? LauncherHotkeyStore.hotkey(for: kind),
-            for: kind
-        )
-    }
-
-    private func registerStoredHotkey(_ kind: LauncherHotkeyKind) {
-        _ = applyHotkey(LauncherHotkeyStore.hotkey(for: kind), for: kind)
+    private func observeHotkeyStatusChanges() {
+        NotificationCenter.default.addObserver(
+            forName: .tagLauncherHotkeyRegistrationChanged,
+            object: nil,
+            queue: .main
+        ) { [weak self] _ in
+            self?.setupMenuBar()
+            self?.configureApplicationMenuWhenAvailable(retries: 2)
+        }
     }
 
     private func installHotkeyEventHandlerIfNeeded() {
@@ -857,6 +942,7 @@
         window.makeKeyAndOrderFront(nil)
         window.orderFrontRegardless()
         settingsWindow = window
+        refreshLauncherChromeState(activate: true)
     }
 
     private func attachSettingsWindow(_ window: NSWindow, to overlayWindow: NSWindow) {
@@ -910,6 +996,7 @@
             else { return }
             self.detachSettingsWindow(closingWindow)
             self.settingsWindow = nil
+            self.refreshLauncherChromeState()
         }
     }
 
@@ -924,7 +1011,7 @@
         }
     }
 
-    /// Lower the overlay while editing app notes so IME candidate windows are not hidden behind it.
+    /// Lower the overlay while text input is active so IME and cursor services are not hidden behind it.
     private func observeAppNoteEditing() {
         NotificationCenter.default.addObserver(
             forName: .tagLauncherAppNoteEditingChanged,
@@ -943,7 +1030,14 @@
             object: nil,
             queue: .main
         ) { [weak self] notification in
-            self?.isQuickSearchOpen = (notification.userInfo?["active"] as? Bool) ?? false
+            guard let self else { return }
+            self.isQuickSearchOpen = (notification.userInfo?["active"] as? Bool) ?? false
+            self.updateOverlayLevelForTextInput()
+            if self.isQuickSearchOpen {
+                self.installQuickSearchExternalMouseMonitor()
+            } else {
+                self.removeQuickSearchExternalMouseMonitor()
+            }
         }
 
         NotificationCenter.default.addObserver(
@@ -951,40 +1045,42 @@
             object: nil,
             queue: .main
         ) { [weak self] notification in
-            guard let self else { return }
-            let active = (notification.userInfo?["active"] as? Bool) ?? false
-            self.isModalInteractionActive = active
-            if (notification.userInfo?["source"] as? String) == "hotkeyRecording" {
-                self.setHotkeysPausedForCapture(active)
-            }
+            self?.isModalInteractionActive = (notification.userInfo?["active"] as? Bool) ?? false
         }
 
         NotificationCenter.default.addObserver(
-            forName: .tagLauncherHotkeysChanged,
-            object: nil,
+            forName: NSApplication.didResignActiveNotification,
+            object: NSApp,
             queue: .main
         ) { [weak self] _ in
-            self?.setupMenuBar()
-            self?.configureApplicationMenuWhenAvailable(retries: 2)
+            self?.handleApplicationDidResignActive()
+        }
+    }
+
+    private func installQuickSearchExternalMouseMonitor() {
+        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 removeQuickSearchExternalMouseMonitor() {
+        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
-        }
-    }
-
-    private func setHotkeysPausedForCapture(_ paused: Bool) {
-        guard areHotkeysPausedForCapture != paused else { return }
-        areHotkeysPausedForCapture = paused
-        if paused {
-            unregisterHotkey(for: .main)
-            unregisterHotkey(for: .quickSearch)
-        } else {
-            registerConfiguredHotkeys()
         }
     }
 
@@ -1001,12 +1097,12 @@
 
     @objc private func openPreferences() {
         TagDatabase.flushPendingCategorySchemeBackupBatch()
+        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)

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