feat: improve performance and order accuracy at launch

src/api-wrappers/CGWindowID.swift

@@ -40,7 +40,3 @@ extension CGWindowID {
         return value as? T
     }
 }
-
-//class Testt {
-//    static var sampleCgImage: CGImage? = nil
-//}

src/logic/Applications.swift

@@ -30,7 +30,9 @@ class Applications {
 
     static func addInitialRunningApplicationsWindows() {
         let otherSpaces = Spaces.otherSpaces()
-        if otherSpaces.count > 0 {
+        // the CGSAddWindowsToSpaces trick stopped working starting with macOS 12.2
+        // see https://github.com/lwouis/alt-tab-macos/issues/1324
+        if otherSpaces.count > 0, #unavailable(macOS 12.2) {
             let windowsOnCurrentSpace = Spaces.windowsInSpaces([Spaces.currentSpaceId])
             let windowsOnOtherSpaces = Spaces.windowsInSpaces(otherSpaces)
             let windowsOnlyOnOtherSpaces = Array(Set(windowsOnOtherSpaces).subtracting(windowsOnCurrentSpace))
@@ -41,7 +43,7 @@ class Applications {
                 CGSRemoveWindowsFromSpaces(cgsMainConnectionId, windowsOnlyOnOtherSpaces as NSArray, [Spaces.currentSpaceId])
             }
         } else {
-            Applications.manuallyUpdateWindowsFor2s()
+            Applications.manuallyUpdateWindows()
         }
     }
 

src/ui/App.swift

@@ -24,6 +24,7 @@ class App: AppCenterApplication, NSApplicationDelegate {
     var feedbackWindow: FeedbackWindow!
     var permissionsWindow: PermissionsWindow!
     var isFirstSummon = true
+    var isVeryFirstSummon = true
     var appIsBeingUsed = false
     var globalShortcutsAreDisabled = false
     var shortcutIndex = 0
@@ -75,8 +76,6 @@ class App: AppCenterApplication, NSApplicationDelegate {
             KeyboardEvents.addEventHandlers()
             MouseEvents.observe()
             TrackpadEvents.observe()
-            // TODO: undeterministic; events in the queue may still be processing; good enough for now
-            DispatchQueue.main.async { () -> () in Windows.sortByLevel() }
             self.preloadWindows()
             #if DEBUG
 //            self.showPreferencesWindow()
@@ -281,6 +280,10 @@ class App: AppCenterApplication, NSApplicationDelegate {
         Logger.debug(shortcutIndex, self.shortcutIndex, isFirstSummon)
         App.app.appIsBeingUsed = true
         if isFirstSummon || shortcutIndex != self.shortcutIndex {
+            if isVeryFirstSummon {
+                DispatchQueue.main.async { () -> () in Windows.sortByLevel() }
+                isVeryFirstSummon = false
+            }
             isFirstSummon = false
             self.shortcutIndex = shortcutIndex
             let screen = NSScreen.preferred()