Rename onConnectionChanged and onValueChanged

Update changelog
Format files

.vscode/settings.json

@@ -39,6 +39,8 @@
     "pairable",
     "PNTSTATUS",
     "PRTL",
+    "pubspec",
+    "RRSI",
     "rssi",
     "SETFONT",
     "SETTEXT",

CHANGELOG.md

@@ -1,12 +1,16 @@
 ## 0.9.12
-* BREAKING CHANGE: Rename ScanResult to BleDevice
+* BREAKING CHANGE: `ScanResult` is now `BleDevice`
+* BREAKING CHANGE: `getConnectedDevices` is now `getSystemDevices`
+* BREAKING CHANGE: `isPaired` is now nullable
+* BREAKING CHANGE: `onValueChanged` is now `onValueChange`
+* BREAKING CHANGE: `onConnectionChanged` is now `onConnectionChange`
 * Add `connectionState` property to BleDevice
 * Add `isSystemDevice` property to BleDevice
 * Add `.perDevice` queue
 * Support "ProvidePin" pairing on Windows 10/11
 * Get RRSI updates on Apple platforms
-* Improve code level documentation
 * Improve enum parsing performance
+* Improve code level documentation
 
 ## 0.9.11
 * Add device name prefix filtering

README.md

@@ -143,8 +143,8 @@ UniversalBle.connect(deviceId);
 UniversalBle.disconnect(deviceId);
 
 // Get connection state updates
-UniversalBle.onConnectionChanged = (String deviceId, BleConnectionState state) {
-  debugPrint('OnConnectionChanged $deviceId, $state');
+UniversalBle.onConnectionChange = (String deviceId, BleConnectionState state) {
+  debugPrint('OnConnectionChange $deviceId, $state');
 }
 ```
 
@@ -171,9 +171,9 @@ UniversalBle.writeValue(deviceId, serviceId, characteristicId, value);
 // Subscribe to a characteristic
 UniversalBle.setNotifiable(deviceId, serviceId, characteristicId, BleInputProperty.notification);
 
-// Get characteristic updates in `onValueChanged`
-UniversalBle.onValueChanged = (String deviceId, String characteristicId, Uint8List value) {
-  debugPrint('onValueChanged $deviceId, $characteristicId, ${hex.encode(value)}');
+// Get characteristic updates in `onValueChange`
+UniversalBle.onValueChange = (String deviceId, String characteristicId, Uint8List value) {
+  debugPrint('onValueChange $deviceId, $characteristicId, ${hex.encode(value)}');
 }
 
 // Unsubscribe from a characteristic

example/lib/data/mock_universal_ble.dart

@@ -31,12 +31,12 @@ class MockUniversalBle extends UniversalBlePlatform {
 
   @override
   Future<void> connect(String deviceId, {Duration? connectionTimeout}) async {
-    onConnectionChanged?.call(deviceId, BleConnectionState.connected);
+    onConnectionChange?.call(deviceId, BleConnectionState.connected);
   }
 
   @override
   Future<void> disconnect(String deviceId) async {
-    onConnectionChanged?.call(deviceId, BleConnectionState.disconnected);
+    onConnectionChange?.call(deviceId, BleConnectionState.disconnected);
   }
 
   @override

example/lib/peripheral_details/peripheral_detail_page.dart

@@ -42,16 +42,16 @@ class _PeripheralDetailPageState extends State<PeripheralDetailPage> {
   @override
   void initState() {
     super.initState();
-    UniversalBle.onConnectionChanged = _handleConnectionChange;
-    UniversalBle.onValueChanged = _handleValueChange;
+    UniversalBle.onConnectionChange = _handleConnectionChange;
+    UniversalBle.onValueChange = _handleValueChange;
     UniversalBle.onPairingStateChange = _handlePairingStateChange;
   }
 
   @override
   void dispose() {
     super.dispose();
-    UniversalBle.onConnectionChanged = null;
-    UniversalBle.onValueChanged = null;
+    UniversalBle.onConnectionChange = null;
+    UniversalBle.onValueChange = null;
     // Disconnect when leaving the page
     if (isConnected) UniversalBle.disconnect(widget.deviceId);
   }

lib/src/models/ble_device.dart

@@ -12,7 +12,10 @@ class BleDevice {
   Uint8List? manufacturerDataHead;
   Uint8List? manufacturerData;
 
-  Future<BleConnectionState> get connectionState async => await UniversalBle.isConnected(deviceId) ? BleConnectionState.connected : BleConnectionState.disconnected;
+  Future<BleConnectionState> get connectionState async =>
+      await UniversalBle.isConnected(deviceId)
+          ? BleConnectionState.connected
+          : BleConnectionState.disconnected;
 
   BleDevice({
     required this.deviceId,

lib/src/models/model_exports.dart

@@ -6,5 +6,3 @@ export 'package:universal_ble/src/models/ble_service.dart';
 export 'package:universal_ble/src/models/availability_state.dart';
 export 'package:universal_ble/src/models/ble_connection_state.dart';
 export 'package:universal_ble/src/models/ble_device.dart';
-
-

lib/src/universal_ble.dart

@@ -66,7 +66,7 @@ class UniversalBle {
   }
 
   /// Connect to a device.
-  /// Get notified of connection state changes in [onConnectionChanged] listener
+  /// Get notified of connection state changes in [onConnectionChange] listener
   /// It is advised to stop scanning before connecting
   /// It might throw errors if device is not connectable
   /// `connectionTimeout` is supported on Web only
@@ -81,7 +81,7 @@ class UniversalBle {
   }
 
   /// Disconnect from a device.
-  /// Get notified of connection state changes in [onConnectionChanged] listener
+  /// Get notified of connection state changes in [onConnectionChange] listener
   static Future<void> disconnect(String deviceId) async {
     return await _bleCommandQueue.queueCommand(
       () => _platform.disconnect(deviceId),
@@ -99,7 +99,7 @@ class UniversalBle {
 
   /// Set a characteristic notifiable.
   /// Set `bleInputProperty` to [BleInputProperty.notification] or [BleInputProperty.indication]
-  /// Updates will arrive in [onValueChanged] listener
+  /// Updates will arrive in [onValueChange] listener
   /// To stop listening to a characteristic, set `bleInputProperty` to [BleInputProperty.disabled]
   static Future<void> setNotifiable(
     String deviceId,
@@ -119,7 +119,7 @@ class UniversalBle {
   }
 
   /// Read a characteristic value
-  /// On iOS and MacOS this command will also trigger [onValueChanged] listener
+  /// On iOS and MacOS this command will also trigger [onValueChange] listener
   static Future<Uint8List> readValue(
     String deviceId,
     String service,
@@ -237,12 +237,12 @@ class UniversalBle {
       _platform.onScanResult = bleDevice;
 
   /// Get connection state changes
-  static set onConnectionChanged(OnConnectionChanged? onConnectionChanged) =>
-      _platform.onConnectionChanged = onConnectionChanged;
+  static set onConnectionChange(OnConnectionChange? onConnectionChange) =>
+      _platform.onConnectionChange = onConnectionChange;
 
   /// Get characteristic value updates, set `bleInputProperty` in [setNotifiable] to [BleInputProperty.notification] or [BleInputProperty.indication]
-  static set onValueChanged(OnValueChanged? onValueChanged) =>
-      _platform.onValueChanged = onValueChanged;
+  static set onValueChange(OnValueChange? onValueChange) =>
+      _platform.onValueChange = onValueChange;
 
   /// Get pair state changes,
   static set onPairingStateChange(OnPairingStateChange pairingStateChange) =>

lib/src/universal_ble_linux/universal_ble_linux.dart

@@ -97,7 +97,7 @@ class UniversalBleLinux extends UniversalBlePlatform {
   Future<void> connect(String deviceId, {Duration? connectionTimeout}) async {
     final device = _findDeviceById(deviceId);
     if (device.connected) {
-      onConnectionChanged?.call(deviceId, BleConnectionState.connected);
+      onConnectionChange?.call(deviceId, BleConnectionState.connected);
       return;
     }
     await device.connect();
@@ -107,7 +107,7 @@ class UniversalBleLinux extends UniversalBlePlatform {
   Future<void> disconnect(String deviceId) async {
     final device = _findDeviceById(deviceId);
     if (!device.connected) {
-      onConnectionChanged?.call(deviceId, BleConnectionState.disconnected);
+      onConnectionChange?.call(deviceId, BleConnectionState.disconnected);
       return;
     }
     await device.disconnect();
@@ -189,7 +189,7 @@ class UniversalBleLinux extends UniversalBlePlatform {
         for (String property in properties) {
           switch (property) {
             case BluezProperty.value:
-              onValueChanged?.call(
+              onValueChange?.call(
                 deviceId,
                 characteristic,
                 Uint8List.fromList(char.value),
@@ -429,7 +429,7 @@ class UniversalBleLinux extends UniversalBlePlatform {
             updateScanResult(device.toBleDevice());
             break;
           case BluezProperty.connected:
-            onConnectionChanged?.call(
+            onConnectionChange?.call(
               device.address,
               device.connected
                   ? BleConnectionState.connected

lib/src/universal_ble_pigeon/universal_ble.g.dart

@@ -15,7 +15,8 @@ PlatformException _createConnectionError(String channelName) {
   );
 }
 
-List<Object?> wrapResponse({Object? result, PlatformException? error, bool empty = false}) {
+List<Object?> wrapResponse(
+    {Object? result, PlatformException? error, bool empty = false}) {
   if (empty) {
     return <Object?>[];
   }
@@ -97,7 +98,8 @@ class UniversalBleService {
     result as List<Object?>;
     return UniversalBleService(
       uuid: result[0]! as String,
-      characteristics: (result[1] as List<Object?>?)?.cast<UniversalBleCharacteristic?>(),
+      characteristics:
+          (result[1] as List<Object?>?)?.cast<UniversalBleCharacteristic?>(),
     );
   }
 }
@@ -150,7 +152,8 @@ class UniversalScanFilter {
     result as List<Object?>;
     return UniversalScanFilter(
       withServices: (result[0] as List<Object?>?)!.cast<String?>(),
-      withManufacturerData: (result[1] as List<Object?>?)!.cast<UniversalManufacturerDataFilter?>(),
+      withManufacturerData: (result[1] as List<Object?>?)!
+          .cast<UniversalManufacturerDataFilter?>(),
     );
   }
 }
@@ -213,15 +216,15 @@ class _UniversalBlePlatformChannelCodec extends StandardMessageCodec {
   @override
   Object? readValueOfType(int type, ReadBuffer buffer) {
     switch (type) {
-      case 128: 
+      case 128:
         return UniversalBleCharacteristic.decode(readValue(buffer)!);
-      case 129: 
+      case 129:
         return UniversalBleScanResult.decode(readValue(buffer)!);
-      case 130: 
+      case 130:
         return UniversalBleService.decode(readValue(buffer)!);
-      case 131: 
+      case 131:
         return UniversalManufacturerDataFilter.decode(readValue(buffer)!);
-      case 132: 
+      case 132:
         return UniversalScanFilter.decode(readValue(buffer)!);
       default:
         return super.readValueOfType(type, buffer);
@@ -234,18 +237,23 @@ class UniversalBlePlatformChannel {
   /// Constructor for [UniversalBlePlatformChannel].  The [binaryMessenger] named argument is
   /// available for dependency injection.  If it is left null, the default
   /// BinaryMessenger will be used which routes to the host platform.
-  UniversalBlePlatformChannel({BinaryMessenger? binaryMessenger, String messageChannelSuffix = ''})
+  UniversalBlePlatformChannel(
+      {BinaryMessenger? binaryMessenger, String messageChannelSuffix = ''})
       : __pigeon_binaryMessenger = binaryMessenger,
-        __pigeon_messageChannelSuffix = messageChannelSuffix.isNotEmpty ? '.$messageChannelSuffix' : '';
+        __pigeon_messageChannelSuffix =
+            messageChannelSuffix.isNotEmpty ? '.$messageChannelSuffix' : '';
   final BinaryMessenger? __pigeon_binaryMessenger;
 
-  static const MessageCodec<Object?> pigeonChannelCodec = _UniversalBlePlatformChannelCodec();
+  static const MessageCodec<Object?> pigeonChannelCodec =
+      _UniversalBlePlatformChannelCodec();
 
   final String __pigeon_messageChannelSuffix;
 
   Future<int> getBluetoothAvailabilityState() async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.getBluetoothAvailabilityState$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.getBluetoothAvailabilityState$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
@@ -271,8 +279,10 @@ class UniversalBlePlatformChannel {
   }
 
   Future<bool> enableBluetooth() async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.enableBluetooth$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.enableBluetooth$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
@@ -298,8 +308,10 @@ class UniversalBlePlatformChannel {
   }
 
   Future<void> startScan(UniversalScanFilter? filter) async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.startScan$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.startScan$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
@@ -320,8 +332,10 @@ class UniversalBlePlatformChannel {
   }
 
   Future<void> stopScan() async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.stopScan$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.stopScan$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
@@ -342,8 +356,10 @@ class UniversalBlePlatformChannel {
   }
 
   Future<void> connect(String deviceId) async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.connect$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.connect$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
@@ -364,8 +380,10 @@ class UniversalBlePlatformChannel {
   }
 
   Future<void> disconnect(String deviceId) async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.disconnect$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.disconnect$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
@@ -385,15 +403,19 @@ class UniversalBlePlatformChannel {
     }
   }
 
-  Future<void> setNotifiable(String deviceId, String service, String characteristic, int bleInputProperty) async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.setNotifiable$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+  Future<void> setNotifiable(String deviceId, String service,
+      String characteristic, int bleInputProperty) async {
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.setNotifiable$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
     );
-    final List<Object?>? __pigeon_replyList =
-        await __pigeon_channel.send(<Object?>[deviceId, service, characteristic, bleInputProperty]) as List<Object?>?;
+    final List<Object?>? __pigeon_replyList = await __pigeon_channel.send(
+            <Object?>[deviceId, service, characteristic, bleInputProperty])
+        as List<Object?>?;
     if (__pigeon_replyList == null) {
       throw _createConnectionError(__pigeon_channelName);
     } else if (__pigeon_replyList.length > 1) {
@@ -408,8 +430,10 @@ class UniversalBlePlatformChannel {
   }
 
   Future<List<UniversalBleService?>> discoverServices(String deviceId) async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.discoverServices$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.discoverServices$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
@@ -430,19 +454,23 @@ class UniversalBlePlatformChannel {
         message: 'Host platform returned null value for non-null return value.',
       );
     } else {
-      return (__pigeon_replyList[0] as List<Object?>?)!.cast<UniversalBleService?>();
+      return (__pigeon_replyList[0] as List<Object?>?)!
+          .cast<UniversalBleService?>();
     }
   }
 
-  Future<Uint8List> readValue(String deviceId, String service, String characteristic) async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.readValue$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+  Future<Uint8List> readValue(
+      String deviceId, String service, String characteristic) async {
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.readValue$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
     );
-    final List<Object?>? __pigeon_replyList =
-        await __pigeon_channel.send(<Object?>[deviceId, service, characteristic]) as List<Object?>?;
+    final List<Object?>? __pigeon_replyList = await __pigeon_channel
+        .send(<Object?>[deviceId, service, characteristic]) as List<Object?>?;
     if (__pigeon_replyList == null) {
       throw _createConnectionError(__pigeon_channelName);
     } else if (__pigeon_replyList.length > 1) {
@@ -462,14 +490,16 @@ class UniversalBlePlatformChannel {
   }
 
   Future<int> requestMtu(String deviceId, int expectedMtu) async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.requestMtu$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.requestMtu$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
     );
-    final List<Object?>? __pigeon_replyList =
-        await __pigeon_channel.send(<Object?>[deviceId, expectedMtu]) as List<Object?>?;
+    final List<Object?>? __pigeon_replyList = await __pigeon_channel
+        .send(<Object?>[deviceId, expectedMtu]) as List<Object?>?;
     if (__pigeon_replyList == null) {
       throw _createConnectionError(__pigeon_channelName);
     } else if (__pigeon_replyList.length > 1) {
@@ -488,15 +518,24 @@ class UniversalBlePlatformChannel {
     }
   }
 
-  Future<void> writeValue(String deviceId, String service, String characteristic, Uint8List value, int bleOutputProperty) async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.writeValue$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+  Future<void> writeValue(String deviceId, String service,
+      String characteristic, Uint8List value, int bleOutputProperty) async {
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.writeValue$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
     );
-    final List<Object?>? __pigeon_replyList =
-        await __pigeon_channel.send(<Object?>[deviceId, service, characteristic, value, bleOutputProperty]) as List<Object?>?;
+    final List<Object?>? __pigeon_replyList = await __pigeon_channel
+        .send(<Object?>[
+      deviceId,
+      service,
+      characteristic,
+      value,
+      bleOutputProperty
+    ]) as List<Object?>?;
     if (__pigeon_replyList == null) {
       throw _createConnectionError(__pigeon_channelName);
     } else if (__pigeon_replyList.length > 1) {
@@ -511,8 +550,10 @@ class UniversalBlePlatformChannel {
   }
 
   Future<bool> isPaired(String deviceId) async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.isPaired$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.isPaired$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
@@ -538,8 +579,10 @@ class UniversalBlePlatformChannel {
   }
 
   Future<void> pair(String deviceId) async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.pair$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.pair$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
@@ -560,8 +603,10 @@ class UniversalBlePlatformChannel {
   }
 
   Future<void> unPair(String deviceId) async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.unPair$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.unPair$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
@@ -581,9 +626,12 @@ class UniversalBlePlatformChannel {
     }
   }
 
-  Future<List<UniversalBleScanResult?>> getSystemDevices(List<String?> withServices) async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.getSystemDevices$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+  Future<List<UniversalBleScanResult?>> getSystemDevices(
+      List<String?> withServices) async {
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.getSystemDevices$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
@@ -604,13 +652,16 @@ class UniversalBlePlatformChannel {
         message: 'Host platform returned null value for non-null return value.',
       );
     } else {
-      return (__pigeon_replyList[0] as List<Object?>?)!.cast<UniversalBleScanResult?>();
+      return (__pigeon_replyList[0] as List<Object?>?)!
+          .cast<UniversalBleScanResult?>();
     }
   }
 
   Future<bool> isConnected(String deviceId) async {
-    final String __pigeon_channelName = 'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.isConnected$__pigeon_messageChannelSuffix';
-    final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
+    final String __pigeon_channelName =
+        'dev.flutter.pigeon.universal_ble.UniversalBlePlatformChannel.isConnected$__pigeon_messageChannelSuffix';
+    final BasicMessageChannel<Object?> __pigeon_channel =
+        BasicMessageChannel<Object?>(
       __pigeon_channelName,
       pigeonChannelCodec,
       binaryMessenger: __pigeon_binaryMessenger,
@@ -651,7 +702,7 @@ class _UniversalBleCallbackChannelCodec extends StandardMessageCodec {
   @override
   Object? readValueOfType(int type, ReadBuffer buffer) {
     switch (type) {
-      case 128: 
+      case 128:
         return UniversalBleScanResult.decode(readValue(buffer)!);
       default:
         return super.readValueOfType(type, buffer);
@@ -661,7 +712,8 @@ class _UniversalBleCallbackChannelCodec extends StandardMessageCodec {
 
 /// Native -> Flutter
 abstract class UniversalBleCallbackChannel {
-  static const MessageCodec<Object?> pigeonChannelCodec = _UniversalBleCallbackChannelCodec();
+  static const MessageCodec<Object?> pigeonChannelCodec =
+      _UniversalBleCallbackChannelCodec();
 
   void onAvailabilityChanged(int state);
 
@@ -669,22 +721,30 @@ abstract class UniversalBleCallbackChannel {
 
   void onScanResult(UniversalBleScanResult result);
 
-  void onValueChanged(String deviceId, String characteristicId, Uint8List value);
+  void onValueChanged(
+      String deviceId, String characteristicId, Uint8List value);
 
   void onConnectionChanged(String deviceId, int state);
 
-  static void setUp(UniversalBleCallbackChannel? api, {BinaryMessenger? binaryMessenger, String messageChannelSuffix = '',}) {
-    messageChannelSuffix = messageChannelSuffix.isNotEmpty ? '.$messageChannelSuffix' : '';
+  static void setUp(
+    UniversalBleCallbackChannel? api, {
+    BinaryMessenger? binaryMessenger,
+    String messageChannelSuffix = '',
+  }) {
+    messageChannelSuffix =
+        messageChannelSuffix.isNotEmpty ? '.$messageChannelSuffix' : '';
     {
-      final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
-          'dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onAvailabilityChanged$messageChannelSuffix', pigeonChannelCodec,
+      final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<
+              Object?>(
+          'dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onAvailabilityChanged$messageChannelSuffix',
+          pigeonChannelCodec,
           binaryMessenger: binaryMessenger);
       if (api == null) {
         __pigeon_channel.setMessageHandler(null);
       } else {
         __pigeon_channel.setMessageHandler((Object? message) async {
           assert(message != null,
-          'Argument for dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onAvailabilityChanged was null.');
+              'Argument for dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onAvailabilityChanged was null.');
           final List<Object?> args = (message as List<Object?>?)!;
           final int? arg_state = (args[0] as int?);
           assert(arg_state != null,
@@ -694,22 +754,25 @@ abstract class UniversalBleCallbackChannel {
             return wrapResponse(empty: true);
           } on PlatformException catch (e) {
             return wrapResponse(error: e);
-          }          catch (e) {
-            return wrapResponse(error: PlatformException(code: 'error', message: e.toString()));
+          } catch (e) {
+            return wrapResponse(
+                error: PlatformException(code: 'error', message: e.toString()));
           }
         });
       }
     }
     {
-      final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
-          'dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onPairStateChange$messageChannelSuffix', pigeonChannelCodec,
+      final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<
+              Object?>(
+          'dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onPairStateChange$messageChannelSuffix',
+          pigeonChannelCodec,
           binaryMessenger: binaryMessenger);
       if (api == null) {
         __pigeon_channel.setMessageHandler(null);
       } else {
         __pigeon_channel.setMessageHandler((Object? message) async {
           assert(message != null,
-          'Argument for dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onPairStateChange was null.');
+              'Argument for dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onPairStateChange was null.');
           final List<Object?> args = (message as List<Object?>?)!;
           final String? arg_deviceId = (args[0] as String?);
           assert(arg_deviceId != null,
@@ -723,24 +786,28 @@ abstract class UniversalBleCallbackChannel {
             return wrapResponse(empty: true);
           } on PlatformException catch (e) {
             return wrapResponse(error: e);
-          }          catch (e) {
-            return wrapResponse(error: PlatformException(code: 'error', message: e.toString()));
+          } catch (e) {
+            return wrapResponse(
+                error: PlatformException(code: 'error', message: e.toString()));
           }
         });
       }
     }
     {
-      final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
-          'dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onScanResult$messageChannelSuffix', pigeonChannelCodec,
+      final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<
+              Object?>(
+          'dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onScanResult$messageChannelSuffix',
+          pigeonChannelCodec,
           binaryMessenger: binaryMessenger);
       if (api == null) {
         __pigeon_channel.setMessageHandler(null);
       } else {
         __pigeon_channel.setMessageHandler((Object? message) async {
           assert(message != null,
-          'Argument for dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onScanResult was null.');
+              'Argument for dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onScanResult was null.');
           final List<Object?> args = (message as List<Object?>?)!;
-          final UniversalBleScanResult? arg_result = (args[0] as UniversalBleScanResult?);
+          final UniversalBleScanResult? arg_result =
+              (args[0] as UniversalBleScanResult?);
           assert(arg_result != null,
               'Argument for dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onScanResult was null, expected non-null UniversalBleScanResult.');
           try {
@@ -748,22 +815,25 @@ abstract class UniversalBleCallbackChannel {
             return wrapResponse(empty: true);
           } on PlatformException catch (e) {
             return wrapResponse(error: e);
-          }          catch (e) {
-            return wrapResponse(error: PlatformException(code: 'error', message: e.toString()));
+          } catch (e) {
+            return wrapResponse(
+                error: PlatformException(code: 'error', message: e.toString()));
           }
         });
       }
     }
     {
-      final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
-          'dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onValueChanged$messageChannelSuffix', pigeonChannelCodec,
+      final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<
+              Object?>(
+          'dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onValueChanged$messageChannelSuffix',
+          pigeonChannelCodec,
           binaryMessenger: binaryMessenger);
       if (api == null) {
         __pigeon_channel.setMessageHandler(null);
       } else {
         __pigeon_channel.setMessageHandler((Object? message) async {
           assert(message != null,
-          'Argument for dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onValueChanged was null.');
+              'Argument for dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onValueChanged was null.');
           final List<Object?> args = (message as List<Object?>?)!;
           final String? arg_deviceId = (args[0] as String?);
           assert(arg_deviceId != null,
@@ -775,26 +845,30 @@ abstract class UniversalBleCallbackChannel {
           assert(arg_value != null,
               'Argument for dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onValueChanged was null, expected non-null Uint8List.');
           try {
-            api.onValueChanged(arg_deviceId!, arg_characteristicId!, arg_value!);
+            api.onValueChanged(
+                arg_deviceId!, arg_characteristicId!, arg_value!);
             return wrapResponse(empty: true);
           } on PlatformException catch (e) {
             return wrapResponse(error: e);
-          }          catch (e) {
-            return wrapResponse(error: PlatformException(code: 'error', message: e.toString()));
+          } catch (e) {
+            return wrapResponse(
+                error: PlatformException(code: 'error', message: e.toString()));
           }
         });
       }
     }
     {
-      final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<Object?>(
-          'dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onConnectionChanged$messageChannelSuffix', pigeonChannelCodec,
+      final BasicMessageChannel<Object?> __pigeon_channel = BasicMessageChannel<
+              Object?>(
+          'dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onConnectionChanged$messageChannelSuffix',
+          pigeonChannelCodec,
           binaryMessenger: binaryMessenger);
       if (api == null) {
         __pigeon_channel.setMessageHandler(null);
       } else {
         __pigeon_channel.setMessageHandler((Object? message) async {
           assert(message != null,
-          'Argument for dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onConnectionChanged was null.');
+              'Argument for dev.flutter.pigeon.universal_ble.UniversalBleCallbackChannel.onConnectionChanged was null.');
           final List<Object?> args = (message as List<Object?>?)!;
           final String? arg_deviceId = (args[0] as String?);
           assert(arg_deviceId != null,
@@ -807,8 +881,9 @@ abstract class UniversalBleCallbackChannel {
             return wrapResponse(empty: true);
           } on PlatformException catch (e) {
             return wrapResponse(error: e);
-          }          catch (e) {
-            return wrapResponse(error: PlatformException(code: 'error', message: e.toString()));
+          } catch (e) {
+            return wrapResponse(
+                error: PlatformException(code: 'error', message: e.toString()));
           }
         });
       }

lib/src/universal_ble_pigeon/universal_ble_pigeon_channel.dart

@@ -126,10 +126,10 @@ class UniversalBlePigeonChannel extends UniversalBlePlatform {
       availabilityChange: (AvailabilityState state) =>
           onAvailabilityChange?.call(state),
       connectionChanged: (String deviceId, BleConnectionState state) =>
-          onConnectionChanged?.call(deviceId, state),
+          onConnectionChange?.call(deviceId, state),
       valueChanged:
           (String deviceId, String characteristicId, Uint8List value) =>
-              onValueChanged?.call(deviceId, characteristicId, value),
+              onValueChange?.call(deviceId, characteristicId, value),
       pairStateChange: (String deviceId, bool isPaired, String? error) =>
           onPairingStateChange?.call(deviceId, isPaired, error),
     ));
@@ -156,8 +156,8 @@ extension _BleServiceExtension on UniversalBleService {
 class _UniversalBleCallbackHandler extends UniversalBleCallbackChannel {
   OnAvailabilityChange availabilityChange;
   OnScanResult scanResult;
-  OnConnectionChanged connectionChanged;
-  OnValueChanged valueChanged;
+  OnConnectionChange connectionChanged;
+  OnValueChange valueChanged;
   OnPairingStateChange pairStateChange;
 
   _UniversalBleCallbackHandler({

lib/src/universal_ble_platform_interface.dart

@@ -63,8 +63,8 @@ abstract class UniversalBlePlatform {
 
   OnAvailabilityChange? onAvailabilityChange;
   OnScanResult? onScanResult;
-  OnConnectionChanged? onConnectionChanged;
-  OnValueChanged? onValueChanged;
+  OnConnectionChange? onConnectionChange;
+  OnValueChange? onValueChange;
   OnPairingStateChange? onPairingStateChange;
 
   static void logInfo(String message, {bool isError = false}) {
@@ -74,10 +74,10 @@ abstract class UniversalBlePlatform {
 }
 
 // Callback types
-typedef OnConnectionChanged = void Function(
+typedef OnConnectionChange = void Function(
     String deviceId, BleConnectionState state);
 
-typedef OnValueChanged = void Function(
+typedef OnValueChange = void Function(
     String deviceId, String characteristicId, Uint8List value);
 
 typedef OnScanResult = void Function(BleDevice scanResult);

lib/src/universal_ble_web/universal_ble_web.dart

@@ -42,7 +42,7 @@ class UniversalBleWeb extends UniversalBlePlatform {
 
     _connectedDeviceStreamList[deviceId] = device.connected.listen((event) {
       if (!event) _cleanConnection(deviceId);
-      onConnectionChanged?.call(
+      onConnectionChange?.call(
         deviceId,
         event ? BleConnectionState.connected : BleConnectionState.disconnected,
       );
@@ -52,7 +52,7 @@ class UniversalBleWeb extends UniversalBlePlatform {
   @override
   Future<void> disconnect(String deviceId) async {
     _cleanConnection(deviceId);
-    onConnectionChanged?.call(deviceId, BleConnectionState.disconnected);
+    onConnectionChange?.call(deviceId, BleConnectionState.disconnected);
     _getDeviceById(deviceId)?.disconnect();
   }
 
@@ -214,7 +214,7 @@ class UniversalBleWeb extends UniversalBlePlatform {
       _characteristicStreamList[characteristicKey] = bleCharacteristic.value
           .map((event) => event.buffer.asUint8List())
           .listen((event) {
-        onValueChanged?.call(deviceId, characteristic, event);
+        onValueChange?.call(deviceId, characteristic, event);
       });
     }
     // Cancel Notification