Merge pull request #16250 from keymanapp/feat/mac/notify-input-method

feat(mac): update input method on keyboard configuration change 🍎

mac/Config/Installation/InstallationCheck.swift

@@ -63,37 +63,37 @@ public class InstallationCheck {
     print("InstallationCheck registerObservers")
     DistributedNotificationCenter.default().addObserver(
       self,
-      selector: #selector(self.handlePermissionNotification(_:)),
-      name: NSNotification.Name.accessCheck,
+      selector: #selector(self.handleAccessibilityResponse(_:)),
+      name: NSNotification.Name.accessibilityQueryResponse,
       object: nil // Observe notifications from any sender
     )
     // MAC-CONFIG_TODO: add timeout?
   }
   
   /**
-   * called when `NSNotification.Name.accessCheck` is received
+   * called when `NSNotification.Name.accessibilityQueryResponse` is received
    */
-  @objc func handlePermissionNotification(_ notification: Notification) {
-    print("handlePermissionNotification")
+  @objc func handleAccessibilityResponse(_ notification: Notification) {
+    print("handleAccessibilityResponse")
     // Extract message from the notification if available
     if let message = notification.object as? String {
-      let permissionGranted = self.processInputMethodResponse(with: message)
+      let permissionGranted = self.processAccessibilityResponse(with: message)
       self.completeValidation(accessibilityPermissionGranted: permissionGranted)
     } else {
-      print("accessCheckResponse received but did not include message")
+      print("accessibilityQueryResponse received but did not include message")
     }
   }
   
   /**
    * Process the distributed notification message that we received from the Keyman input method.
    */
-  func processInputMethodResponse(with message: String) -> Bool {
+  func processAccessibilityResponse(with message: String) -> Bool {
     let timeStyle = Date.FormatStyle()
       .hour(.twoDigits(amPM: Date.FormatStyle.Symbol.Hour.AMPMStyle.abbreviated))
       .minute(.twoDigits)
       .second(.twoDigits)
       .secondFraction(.fractional(3))
-    print("processAccessibilityCheckResponse received message: \(message), time: \(Date().formatted(timeStyle))")
+    print("processAccessibilityResponse received message: \(message), time: \(Date().formatted(timeStyle))")
     
     // if the message indicates that access was granted, then return true
     return !message.isEmpty && message == kAccessibilityPermissionGrantedMessage

mac/Keyman4MacIM/Keyman4MacIM/KMInputMethodAppDelegate.m

@@ -28,6 +28,10 @@ NSString *processorType = @"Intel";
 NSString *processorType = @"Unknown";
 #endif
 
+// distributed notifications
+NSString *const kKeyboardsChanged = @"com.keyman.keyboards.changed";
+
+// in-app notifications
 NSString *const kKeymanKeyboardDownloadCompletedNotification = @"kKeymanKeyboardDownloadCompletedNotification";
 
 @implementation NSString (VersionNumbers)
@@ -125,10 +129,22 @@ id _lastServerWithOSKShowing = nil;
   [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(inputMethodDeactivated:) name:kInputMethodDeactivatedNotification object:nil];
   [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(inputMethodChangedClient:) name:kInputMethodClientChangeNotification object:nil];
 
+  // register to receive notifications generated from Keyman Configuration App
+  [[NSDistributedNotificationCenter defaultCenter] addObserver:self selector:@selector(handleKeyboardsChanged:) name:kKeyboardsChanged object:nil];
+
   // start Input Method lifecycle
   [KMInputMethodLifecycle.shared startLifecycle];
 }
 
+
+/**
+ * When packages have been installed, removed, enabled or disabled -- notification from the Keyman Configuration app
+ */
+- (void)handleKeyboardsChanged:(NSNotification *)notification {
+  os_log_debug([KMLogs configLog], "***KMInputMethodAppDelegate handleKeyboardsChanged");
+  [self reloadEnabledKeyboards];
+}
+
 /**
  * When the input method is activated -- notification from KMInputMethodLifecycle
  */
@@ -677,6 +693,24 @@ CGEventRef eventTapFunction(CGEventTapProxy proxy, CGEventType type, CGEventRef
   return _enabledKeyboards;
 }
 
+/**
+ * Called when the enabled keyboards have been changed by the Keyman Config app.
+ * Reload the enabled keyboards from the UserDefaults
+ * Then update the Keyman menu
+ */
+- (void)reloadEnabledKeyboards {
+  os_log_debug([KMLogs configLog], "reloadEnabledKeyboards");
+  
+  // read the enabled keyboards from UserDefaults
+  _enabledKeyboards = [[KMSettingsRepository.shared readEnabledKeyboards] mutableCopy];
+  
+  // set Sentry tag for how many keyboards are enabled
+  [KMSentryHelper addEnabledKeyboardCountTag:_enabledKeyboards.count];
+  
+  // update the keyboard menu to reflect the updated list of enabled keyboards
+  [self updateKeyboardMenuItems];
+}
+
 - (void)saveEnabledKeyboards {
   os_log_debug([KMLogs dataLog], "saveEnabledKeyboards");
   [KMSettingsRepository.shared writeEnabledKeyboards:_enabledKeyboards];

mac/KeymanSettings/Sources/KeymanSettings/SettingsContainer.swift

@@ -25,13 +25,17 @@ import Foundation
 import Combine
 import ZIPFoundation
 
+// distributed notifications
+public extension Notification.Name {
+  static let accessibilityQueryResponse = Notification.Name("com.keyman.accessibility.state")
+  static let keyboardsChanged = Notification.Name("com.keyman.keyboards.changed")
+}
+
+// in-app notifications
 public extension Notification.Name {
-  static let accessCheck = Notification.Name("com.keyman.accessibility.state")
   static let newPackageInstalled = Notification.Name("com.keyman.package.installed")
   static let packageReplaced = Notification.Name("com.keyman.package.replaced")
   static let packageDowngradeRequested = Notification.Name("com.keyman.package.downgrade.requested")
-  static let packageLoadRequired = Notification.Name("com.keyman.package.load.required")
-  static let packageUpdateRequired = Notification.Name("com.keyman.package.update.required")
 }
 
 public enum SettingsError: Error {
@@ -43,6 +47,7 @@ public class SettingsContainer : ObservableObject {
   // installed packages are loaded from disk, each package may contain one or more keyboard
   fileprivate var installedPackages: [KeymanPackage] {
     didSet {
+      // whenever this array is modified, update the arrays that are derived from it
       self.updatePackageArrays()
     }
   }

mac/KeymanSettings/Sources/Persistence/DefaultsRepository.swift

@@ -81,6 +81,20 @@ public class DefaultsRepository: DefaultsRepo {
    */
   public func writeEnabledKeyboards(enabledKeyboardsArray: [String]) {
     self.groupDefaults.set(enabledKeyboardsArray, forKey: kEnabledKeyboardsKey)
+    self.sendKeyboardsChangedNotification()
+  }
+  
+  /**
+   * Send a distributed notification that the keyboards have changed.
+   * The input method will receive this and reload the enabled keyboards.
+   */
+  func sendKeyboardsChangedNotification() {
+    DistributedNotificationCenter.default().postNotificationName (
+      .keyboardsChanged,
+      object: nil,
+      userInfo: nil,
+      deliverImmediately: true
+    )
   }
 
   /**