Komunikacja z kodem natywnym

Prezentacja o wykorzystaniu i implementacji method channeli i nie tylko ;)

Do posłuchania: https://youtu.be/UuXx5AMtWVE

Transcript

1. Komunikacja z natywnym kodem Rafał Dziuryk
2. Agenda Basics Method Channel Event Channel Plugins Background Service Performance
3. Basics Method Channel Event Channel Plugins Background Service Performance
4. Basics
5. Basics
6. Basics
7. Basics
8. Platform channel View 01 • Google Maps • WebView • Video Player
9. Platform channel Hardware 02 • Sensors • Battery • Connectivity • Device Info View 01 • Google Maps • WebView • Video Player
10. Platform channel Actions 03 • Share • Url Launcher Hardware 02 • Sensors • Battery • Connectivity • Device Info View 01 • Google Maps • WebView • Video Player
11. Platform channel Platform 04 • Shared Preferences • Path Provider • In App Purchase • Image Picker Actions 03 • Share • Url Launcher Hardware 02 • Sensors • Battery • Connectivity • Device Info View 01 • Google Maps • WebView • Video Player
12. Platform channel Other 05 • Authorization • Firebase Platform 04 • Shared Preferences • Path Provider • In App Purchase • Image Picker Actions 03 • Share • Url Launcher Hardware 02 • Sensors • Battery • Connectivity • Device Info View 01 • Google Maps • WebView • Video Player
13. Dart Java Kotlin OC Swift null null null nil (NSNull when nested) nil bool java.lang.Boolean Boolean NSNumber numberWithBool: NSNumber(value: Bool) int java.lang.Integer Int NSNumber numberWithInt: NSNumber(value: Int32) int, if 32 bits not enough java.lang.Long Long NSNumber numberWithLong: NSNumber(value: Int) double java.lang.Double Double NSNumber numberWithDouble: NSNumber(value: Double) String java.lang.String String NSString String Uint8List byte[] ByteArray FlutterStandardTypedData typedDataWithBytes: FlutterStandardTypedData( bytes: Data) Int32List int[] IntArray FlutterStandardTypedData typedDataWithInt32: FlutterStandardTypedData( int32: Data) Int64List long[] LongArray FlutterStandardTypedData typedDataWithInt64: FlutterStandardTypedData( int64: Data) Float64List double[] DoubleArray FlutterStandardTypedData typedDataWithFloat64: FlutterStandardTypedData( float64: Data) List java.util.ArrayList List NSArray Array Map java.util.HashMap HashMap NSDictionary Dictionary
14. Dart Java Kotlin OC Swift null null null nil (NSNull when nested) nil bool java.lang.Boolean Boolean NSNumber numberWithBool: NSNumber(value: Bool) int java.lang.Integer Int NSNumber numberWithInt: NSNumber(value: Int32) int, if 32 bits not enough java.lang.Long Long NSNumber numberWithLong: NSNumber(value: Int) double java.lang.Double Double NSNumber numberWithDouble: NSNumber(value: Double) String java.lang.String String NSString String Uint8List byte[] ByteArray FlutterStandardTypedData typedDataWithBytes: FlutterStandardTypedData( bytes: Data) Int32List int[] IntArray FlutterStandardTypedData typedDataWithInt32: FlutterStandardTypedData( int32: Data) Int64List long[] LongArray FlutterStandardTypedData typedDataWithInt64: FlutterStandardTypedData( int64: Data) Float64List double[] DoubleArray FlutterStandardTypedData typedDataWithFloat64: FlutterStandardTypedData( float64: Data) List java.util.ArrayList List NSArray Array Map java.util.HashMap HashMap NSDictionary Dictionary
15. Basics Method Channel Event Channel Plugins Background Service Performance
16. Method Channel CREATE SEND RECEIVE
17. Method Channel CREATE SEND RECEIVE
18. //Flutter MethodChannel _channel = MethodChannel('flutter_plugin'); //iOS let channel = FlutterMethodChannel( name: "flutter_plugin", binaryMessenger: registrar.messenger()) //Android val channel = MethodChannel( flutterPluginBinding.binaryMessenger, "flutter_plugin")
19. //Flutter MethodChannel _channel = MethodChannel('flutter_plugin'); //iOS let channel = FlutterMethodChannel( name: "flutter_plugin", binaryMessenger: registrar.messenger()) //Android val channel = MethodChannel( flutterPluginBinding.binaryMessenger, "flutter_plugin")
20. //Flutter MethodChannel _channel = MethodChannel('flutter_plugin'); //iOS let channel = FlutterMethodChannel( name: "flutter_plugin", binaryMessenger: registrar.messenger()) //Android val channel = MethodChannel( flutterPluginBinding.binaryMessenger, "flutter_plugin")
21. //Flutter MethodChannel _channel = MethodChannel('flutter_plugin'); //iOS let channel = FlutterMethodChannel( name: "flutter_plugin", binaryMessenger: registrar.messenger()) //Android val channel = MethodChannel( flutterPluginBinding.binaryMessenger, "flutter_plugin")
22. Method Channel CREATE SEND RECEIVE
23. Method Channel CREATE SEND RECEIVE
24. //Flutter String version = await _channel.invokeMethod('flutter_plugin_answer'); //iOS channel.invokeMethod("flutter_plugin_reply_answer", arguments: "iOS Reply $data") { (data: Any) in } //Android channel?.invokeMethod("flutter_plugin_reply_answer", "Android Reply $data", object : Result { override fun notImplemented() {} override fun error(errorCode: String?, errorMessage: String?, errorDetails: Any?) {} override fun success(result: Any?) {} })
25. //Flutter String version = await _channel.invokeMethod('flutter_plugin_answer'); //iOS channel.invokeMethod("flutter_plugin_reply_answer", arguments: "iOS Reply $data") { (data: Any) in } //Android channel?.invokeMethod("flutter_plugin_reply_answer", "Android Reply $data", object : Result { override fun notImplemented() {} override fun error(errorCode: String?, errorMessage: String?, errorDetails: Any?) {} override fun success(result: Any?) {} })
26. Future<T> invokeMethod<T>(String method, [ dynamic arguments ]) async { assert(method != null); final ByteData result = await binaryMessenger.send( name, codec.encodeMethodCall(MethodCall(method, arguments)), ); if (result == null) { throw MissingPluginException('No implementation found for method $method on channel $name'); } final T typedResult = codec.decodeEnvelope(result); return typedResult; }
27. Future<T> invokeMethod<T>(String method, [ dynamic arguments ]) async { assert(method != null); final ByteData result = await binaryMessenger.send( name, codec.encodeMethodCall(MethodCall(method, arguments)), ); if (result == null) { throw MissingPluginException('No implementation found for method $method on channel $name'); } final T typedResult = codec.decodeEnvelope(result); return typedResult; }
28. Future<T> invokeMethod<T>(String method, [ dynamic arguments ]) async { assert(method != null); final ByteData result = await binaryMessenger.send( name, codec.encodeMethodCall(MethodCall(method, arguments)), ); if (result == null) { throw MissingPluginException('No implementation found for method $method on channel $name'); } final T typedResult = codec.decodeEnvelope(result); return typedResult; }
29. Future<T> invokeMethod<T>(String method, [ dynamic arguments ]) async { assert(method != null); final ByteData result = await binaryMessenger.send( name, codec.encodeMethodCall(MethodCall(method, arguments)), ); if (result == null) { throw MissingPluginException('No implementation found for method $method on channel $name'); } final T typedResult = codec.decodeEnvelope(result); return typedResult; }
30. Future<T> invokeMethod<T>(String method, [ dynamic arguments ]) async { assert(method != null); final ByteData result = await binaryMessenger.send( name, codec.encodeMethodCall(MethodCall(method, arguments)), ); if (result == null) { throw MissingPluginException('No implementation found for method $method on channel $name'); } final T typedResult = codec.decodeEnvelope(result); return typedResult; }
31. //Flutter String version = await _channel.invokeMethod('flutter_plugin_answer', ["Flutter Data"]); //iOS channel.invokeMethod("flutter_plugin_reply_answer", arguments: "iOS Reply $data") { (data: Any) in } //Android channel?.invokeMethod("flutter_plugin_reply_answer", "Android Reply $data", object : Result { override fun notImplemented() {} override fun error(errorCode: String?, errorMessage: String?, errorDetails: Any?) {} override fun success(result: Any?) {} })
32. //Flutter String version = await _channel.invokeMethod('flutter_plugin_answer', ["Flutter Data"]); //iOS channel.invokeMethod("flutter_plugin_reply_answer", arguments: "iOS Reply $data") { (data: Any) in } //Android channel?.invokeMethod("flutter_plugin_reply_answer", "Android Reply $data", object : Result { override fun notImplemented() {} override fun error(errorCode: String?, errorMessage: String?, errorDetails: Any?) {} override fun success(result: Any?) {} })
33. //Flutter String version = await _channel.invokeMethod('flutter_plugin_answer', ["Flutter Data"]); //iOS channel.invokeMethod("flutter_plugin_reply_answer", arguments: "iOS Reply $data") { (data: Any) in } //Android channel?.invokeMethod("flutter_plugin_reply_answer", "Android Reply $data", object : Result { override fun notImplemented() {} override fun error(errorCode: String?, errorMessage: String?, errorDetails: Any?) {} override fun success(result: Any?) {} })
34. //Flutter String version = await _channel.invokeMethod('flutter_plugin_answer', ["Flutter Data"]); //iOS channel.invokeMethod("flutter_plugin_reply_answer", arguments: "iOS Reply $data") { (data: Any) in } //Android channel?.invokeMethod("flutter_plugin_reply_answer", "Android Reply $data", object : Result { override fun notImplemented() {} override fun error(errorCode: String?, errorMessage: String?, errorDetails: Any?) {} override fun success(result: Any?) {} })
35. Method Channel CREATE SEND RECEIVE
36. Method Channel CREATE SEND RECEIVE
37. //Flutter _channel.setMethodCallHandler((MethodCall methodCall) { final String name = methodCall.method; final arguments = methodCall.arguments; if (name == "flutter_plugin_reply_answer") { return Future.value(1); } });
38. //Flutter _channel.setMethodCallHandler((MethodCall methodCall) { final String name = methodCall.method; final arguments = methodCall.arguments; if (name == "flutter_plugin_reply_answer") { return Future.value(1); } });
39. //Flutter _channel.setMethodCallHandler((MethodCall methodCall) { final String name = methodCall.method; final arguments = methodCall.arguments; if (name == "flutter_plugin_reply_answer") { return Future.value(1); } });
40. //Flutter _channel.setMethodCallHandler((MethodCall methodCall) { final String name = methodCall.method; final arguments = methodCall.arguments; if (name == "flutter_plugin_reply_answer") { return Future.value(1); } });
41. //Flutter _channel.setMethodCallHandler((MethodCall methodCall) { final String name = methodCall.method; final arguments = methodCall.arguments; if (name == "flutter_plugin_reply_answer") { return Future.value(1); } });
42. //Android channel.setMethodCallHandler(object : MethodCallHandler { override fun onMethodCall(call: MethodCall, result: Result) { val name = call.method val arguments = call.arguments // Map or JsonObject val argument = call.argument<String>("TEST") result.success(1) result.error("CODE_1", "ERROR_MESSAGE", "ERROR_DETAILS") result.notImplemented() } })
43. //Android channel.setMethodCallHandler(object : MethodCallHandler { override fun onMethodCall(call: MethodCall, result: Result) { val name = call.method val arguments = call.arguments // Map or JsonObject val argument = call.argument<String>("TEST") result.success(1) result.error("CODE_1", "ERROR_MESSAGE", "ERROR_DETAILS") result.notImplemented() } })
44. //Android channel.setMethodCallHandler(object : MethodCallHandler { override fun onMethodCall(call: MethodCall, result: Result) { val name = call.method val arguments = call.arguments // Map or JsonObject val argument = call.argument<String>("TEST") result.success(1) result.error("CODE_1", "ERROR_MESSAGE", "ERROR_DETAILS") result.notImplemented() } })
45. //Android channel.setMethodCallHandler(object : MethodCallHandler { override fun onMethodCall(call: MethodCall, result: Result) { val name = call.method val arguments = call.arguments // Map or JsonObject val argument = call.argument<String>("TEST") result.success(1) result.error("CODE_1", "ERROR_MESSAGE", "ERROR_DETAILS") result.notImplemented() } })
46. //Android channel.setMethodCallHandler(object : MethodCallHandler { override fun onMethodCall(call: MethodCall, result: Result) { val name = call.method val arguments = call.arguments // Map or JsonObject val argument = call.argument<String>("TEST") result.success(1) result.error("CODE_1", "ERROR_MESSAGE", "ERROR_DETAILS") result.notImplemented() } })
47. //iOS channel.setMethodCallHandler { (call: FlutterMethodCall, result: @escaping FlutterResult) in let name = call.method let arguments = call.arguments result(1) result(NSException()) result(FlutterMethodNotImplemented) }
48. channel.setMethodCallHandler { (call: FlutterMethodCall, result: @escaping FlutterResult) in let name = call.method let arguments = call.arguments result(1) result(NSException()) result(FlutterMethodNotImplemented) }
49. channel.setMethodCallHandler { (call: FlutterMethodCall, result: @escaping FlutterResult) in let name = call.method let arguments = call.arguments result(1) result(NSException()) result(FlutterMethodNotImplemented) }
50. channel.setMethodCallHandler { (call: FlutterMethodCall, result: @escaping FlutterResult) in let name = call.method let arguments = call.arguments result(1) result(NSException()) result(FlutterMethodNotImplemented) }
51. Basics Method Channel Event Channel Plugins Background Service Performance
52. Event Channel CREATE SEND RECEIVE
53. Event Channel CREATE SEND RECEIVE
54. //Flutter EventChannel _channel = EventChannel('flutter_plugin_event'); //iOS let channel = FlutterEventChannel( name: "flutter_plugin_event", binaryMessenger: registrar.messenger()) //Android val channel = EventChannel(flutterPluginBinding.binaryMessenger, "flutter_plugin_event")
55. //Flutter EventChannel _channel = EventChannel('flutter_plugin_event'); //iOS let channel = FlutterEventChannel( name: "flutter_plugin_event", binaryMessenger: registrar.messenger()) //Android val channel = EventChannel(flutterPluginBinding.binaryMessenger, "flutter_plugin_event")
56. //Flutter EventChannel _channel = EventChannel('flutter_plugin_event'); //iOS let channel = FlutterEventChannel( name: "flutter_plugin_event", binaryMessenger: registrar.messenger()) //Android val channel = EventChannel(flutterPluginBinding.binaryMessenger, "flutter_plugin_event")
57. //Flutter EventChannel _channel = EventChannel('flutter_plugin_event'); //iOS let channel = FlutterEventChannel( name: "flutter_plugin_event", binaryMessenger: registrar.messenger()) //Android val channel = EventChannel(flutterPluginBinding.binaryMessenger, "flutter_plugin_event")
58. Event Channel CREATE SEND RECEIVE
59. Event Channel CREATE SEND RECEIVE
60. //Flutter Stream<String> stream = _channel.receiveBroadcastStream("connect");
61. //Flutter Stream<String> stream = _channel.receiveBroadcastStream("connect");
62. Event Channel CREATE SEND RECEIVE
63. Event Channel CREATE SEND RECEIVE
64. //iOS channel.setStreamHandler(self) // FlutterStreamHandler public func onListen(withArguments arguments: Any?, eventSink events: @escaping FlutterEventSink) -> FlutterError? { events(1) events(FlutterEndOfEventStream) events(NSException()) } public func onCancel(withArguments arguments: Any?) -> FlutterError? {}
65. //iOS channel.setStreamHandler(self) // FlutterStreamHandler public func onListen(withArguments arguments: Any?, eventSink events: @escaping FlutterEventSink) -> FlutterError? { events(1) events(FlutterEndOfEventStream) events(NSException()) } public func onCancel(withArguments arguments: Any?) -> FlutterError? {}
66. //Android channel?.setStreamHandler(object: EventChannel.StreamHandler{ override fun onCancel(arguments: Any?) {} override fun onListen(arguments: Any?, events: EventChannel.EventSink?) { events?.success(1) events?.error("ERROR_CODE", "ERROR_MESSAGE", "ERROR_DATA") events?.endOfStream() } })
67. //Android channel?.setStreamHandler(object: EventChannel.StreamHandler{ override fun onCancel(arguments: Any?) {} override fun onListen(arguments: Any?, events: EventChannel.EventSink?) { events?.success(1) events?.error("ERROR_CODE", "ERROR_MESSAGE", "ERROR_DATA") events?.endOfStream() } })
68. Basics Method Channel Event Channel Plugins Background Service Performance
69. Many Method Channels? Method Channel
70. Plugins Method Channel Event Channel
71. Plugins Method Channel Event Channel Method Channel Event Channel Method Channel
72. Plugins Plugin1 Plugin2 Plugin3 Method Channel Event Channel Method Channel Event Channel Method Channel
73. Plugins GeneratedPluginRegistrant Plugin1 Plugin2 Plugin3 Method Channel Event Channel Method Channel Event Channel Method Channel
74. Plugins AppDelegate / MainActivity GeneratedPluginRegistrant Plugin1 Plugin2 Plugin3 Method Channel Event Channel Method Channel Event Channel Method Channel
75. Plugins Custom Dart Code Method/Event Channel Binary Messenger Method Codec FlutterView FlutterViewController BinaryMessenger FlutterBinaryMessenger MethodChannel FlutterMethodChannel Custom Android Code Custom iOS Code Flutter Android iOS Low Level Magic
76. Plugins Custom Dart Code Method/Event Channel Binary Messenger Method Codec FlutterView FlutterViewController BinaryMessenger FlutterBinaryMessenger MethodChannel FlutterMethodChannel Custom Android Code Custom iOS Code Flutter Android iOS Low Level Magic
77. Plugins Custom Dart Code Method/Event Channel Binary Messenger Method Codec FlutterView FlutterViewController BinaryMessenger FlutterBinaryMessenger MethodChannel FlutterMethodChannel Custom Android Code Custom iOS Code Flutter Android iOS Low Level Magic
78. Plugins Custom Dart Code Method/Event Channel Binary Messenger Method Codec FlutterView FlutterViewController BinaryMessenger FlutterBinaryMessenger MethodChannel FlutterMethodChannel Custom Android Code Custom iOS Code Flutter Android iOS Low Level Magic
79. Plugins Custom Dart Code Method/Event Channel Binary Messenger Method Codec FlutterView FlutterViewController BinaryMessenger FlutterBinaryMessenger MethodChannel FlutterMethodChannel Custom Android Code Custom iOS Code Flutter Android iOS Low Level Magic
80. Basics Method Channel Event Channel Plugins Background Service Performance
81. Background task Create Callback Flutter Native Persist Callback Create Background View Send Data Method Channel Pass Through Data Dart Method Channel Read Data Flutter SendPort
82. Create Callback Flutter Native Persist Callback Create Background View Send Data Method Channel Pass Through Data Dart Method Channel Read Data Flutter SendPort static const MethodChannel _channel = MethodChannel('plugins.flutter.io/geofencing_plugin'); static Future<void> initialize() async { final CallbackHandle callback = PluginUtilities.getCallbackHandle(callbackDispatcher); await _channel.invokeMethod('Plugin.initializeService', <dynamic>[callback.toRawHandle()]); } void callbackDispatcher() { const MethodChannel _backgroundChannel = MethodChannel('plugins.flutter.io/background_plugin_background'); WidgetsFlutterBinding.ensureInitialized(); _backgroundChannel.setMethodCallHandler((MethodCall call) async { final SendPort send = IsolateNameServer.lookupPortByName('send_port'); send?.send("TEST"); }); _backgroundChannel.invokeMethod(Plugin.initialized'); }
83. Create Callback Flutter Native Persist Callback Create Background View Send Data Method Channel Pass Through Data Dart Method Channel Read Data Flutter SendPort static const MethodChannel _channel = MethodChannel('plugins.flutter.io/geofencing_plugin'); static Future<void> initialize() async { final CallbackHandle callback = PluginUtilities.getCallbackHandle(callbackDispatcher); await _channel.invokeMethod('Plugin.initializeService', <dynamic>[callback.toRawHandle()]); } void callbackDispatcher() { const MethodChannel _backgroundChannel = MethodChannel('plugins.flutter.io/background_plugin_background'); WidgetsFlutterBinding.ensureInitialized(); _backgroundChannel.setMethodCallHandler((MethodCall call) async { final SendPort send = IsolateNameServer.lookupPortByName('send_port'); send?.send("TEST"); }); _backgroundChannel.invokeMethod(Plugin.initialized'); }
84. Create Callback Flutter Native Persist Callback Create Background View Send Data Method Channel Pass Through Data Dart Method Channel Read Data Flutter SendPort static const MethodChannel _channel = MethodChannel('plugins.flutter.io/geofencing_plugin'); static Future<void> initialize() async { final CallbackHandle callback = PluginUtilities.getCallbackHandle(callbackDispatcher); await _channel.invokeMethod('Plugin.initializeService', <dynamic>[callback.toRawHandle()]); } void callbackDispatcher() { const MethodChannel _backgroundChannel = MethodChannel('plugins.flutter.io/background_plugin_background'); WidgetsFlutterBinding.ensureInitialized(); _backgroundChannel.setMethodCallHandler((MethodCall call) async { final SendPort send = IsolateNameServer.lookupPortByName('send_port'); send?.send("TEST"); }); _backgroundChannel.invokeMethod('Geofencing.initialized'); }
85. Create Callback Flutter Native Persist Callback Create Background View Send Data Method Channel Pass Through Data Dart Method Channel Read Data Flutter SendPort val callbackInfo = FlutterCallbackInformation.lookupCallbackInformation(callbackHandle) FlutterNativeView sBackgroundFlutterView = FlutterNativeView(context, true) val registry = sBackgroundFlutterView!!.pluginRegistry sPluginRegistrantCallback.registerWith(registry) val args = FlutterRunArguments() args.bundlePath = FlutterMain.findAppBundlePath(context) args.entrypoint = callbackInfo.callbackName args.libraryPath = callbackInfo.callbackLibraryPath sBackgroundFlutterView!!.runFromBundle(args) mBackgroundChannel = MethodChannel(sBackgroundFlutterView, "plugins.flutter.io/plugin_background") mBackgroundChannel.setMethodCallHandler(this)
86. Create Callback Flutter Native Persist Callback Create Background View Send Data Method Channel Pass Through Data Dart Method Channel Read Data Flutter SendPort val callbackInfo = FlutterCallbackInformation.lookupCallbackInformation(callbackHandle) FlutterNativeView sBackgroundFlutterView = FlutterNativeView(context, true) val registry = sBackgroundFlutterView!!.pluginRegistry sPluginRegistrantCallback.registerWith(registry) val args = FlutterRunArguments() args.bundlePath = FlutterMain.findAppBundlePath(context) args.entrypoint = callbackInfo.callbackName args.libraryPath = callbackInfo.callbackLibraryPath sBackgroundFlutterView!!.runFromBundle(args) mBackgroundChannel = MethodChannel(sBackgroundFlutterView, "plugins.flutter.io/plugin_background") mBackgroundChannel.setMethodCallHandler(this)
87. Create Callback Flutter Native Persist Callback Create Background View Send Data Method Channel Pass Through Data Dart Method Channel Read Data Flutter SendPort Handler(mContext.mainLooper).post { mBackgroundChannel.invokeMethod("", data) }
88. Create Callback Flutter Native Persist Callback Create Background View Send Data Method Channel Pass Through Data Dart Method Channel Read Data Flutter SendPort Handler(mContext.mainLooper).post { mBackgroundChannel.invokeMethod("", data) }
89. Create Callback Flutter Native Persist Callback Create Background View Send Data Method Channel Pass Through Data Dart Method Channel Read Data Flutter SendPort void callbackDispatcher() { const MethodChannel _backgroundChannel = MethodChannel('plugins.flutter.io/background_plugin_background'); WidgetsFlutterBinding.ensureInitialized(); _backgroundChannel.setMethodCallHandler((MethodCall call) async { final SendPort send = IsolateNameServer.lookupPortByName('send_port'); send?.send("TEST"); }); _backgroundChannel.invokeMethod('Geofencing.initialized'); }
90. Create Callback Flutter Native Persist Callback Create Background View Send Data Method Channel Pass Through Data Dart Method Channel Read Data Flutter SendPort void callbackDispatcher() { const MethodChannel _backgroundChannel = MethodChannel('plugins.flutter.io/background_plugin_background'); WidgetsFlutterBinding.ensureInitialized(); _backgroundChannel.setMethodCallHandler((MethodCall call) async { final SendPort send = IsolateNameServer.lookupPortByName('send_port'); send?.send("TEST"); }); _backgroundChannel.invokeMethod('Geofencing.initialized'); }
91. Create Callback Flutter Native Persist Callback Create Background View Send Data Method Channel Pass Through Data Dart Method Channel Read Data Flutter SendPort IsolateNameServer.registerPortWithName(port.sendPort, 'send_port'); port.listen((dynamic data) { setState(() { this.data = data; }); });
92. Create Callback Flutter Native Persist Callback Create Background View Send Data Method Channel Pass Through Data Dart Method Channel Read Data Flutter SendPort IsolateNameServer.registerPortWithName(port.sendPort, 'send_port'); port.listen((dynamic data) { setState(() { this.data = data; }); });
93. Create Callback Flutter Native Persist Callback Create Background View Send Data Method Channel Pass Through Data Dart Method Channel Read Data Flutter SendPort IsolateNameServer.registerPortWithName(port.sendPort, 'send_port'); port.listen((dynamic data) { setState(() { this.data = data; }); });
94. Basics Method Channel Event Channel Plugins Background Service Performance
95. Method Channel Performance
96. Method Channel Performance FPM app1 FL REQUEST 8512 FPM app2 FL REQUEST 8515 FPM app1 NT REQUEST 8515 FPM app1 NT RESPONSE 8548 FPM app2 NT REQUEST 8550 FPM app1 FL RESPONSE 8553 FPM app2 NT RESPONSE 8567 FPM app2 FL RESPONSE 8572
97. Method Channel Performance FPM app1 FL REQUEST 8512 FPM app2 FL REQUEST 8515 FPM app1 NT REQUEST 8515 FPM app1 NT RESPONSE 8548 FPM app2 NT REQUEST 8550 FPM app1 FL RESPONSE 8553 FPM app2 NT RESPONSE 8567 FPM app2 FL RESPONSE 8572 Flutter Android app1 ↓ app2 ↓
98. Method Channel Performance FPM app1 FL REQUEST 8512 FPM app2 FL REQUEST 8515 FPM app1 NT REQUEST 8515 FPM app1 NT RESPONSE 8548 FPM app2 NT REQUEST 8550 FPM app1 FL RESPONSE 8553 FPM app2 NT RESPONSE 8567 FPM app2 FL RESPONSE 8572 Flutter Android app1 ↓ app2 ↓ app1 ↓
99. Method Channel Performance FPM app1 FL REQUEST 8512 FPM app2 FL REQUEST 8515 FPM app1 NT REQUEST 8515 FPM app1 NT RESPONSE 8548 FPM app2 NT REQUEST 8550 FPM app1 FL RESPONSE 8553 FPM app2 NT RESPONSE 8567 FPM app2 FL RESPONSE 8572 Flutter Android app1 ↓ app2 ↓ app1 ↓ app1 ↑
100. Method Channel Performance FPM app1 FL REQUEST 8512 FPM app2 FL REQUEST 8515 FPM app1 NT REQUEST 8515 FPM app1 NT RESPONSE 8548 FPM app2 NT REQUEST 8550 FPM app1 FL RESPONSE 8553 FPM app2 NT RESPONSE 8567 FPM app2 FL RESPONSE 8572 Flutter Android app1 ↓ app2 ↓ app1 ↓ app1 ↑ app2 ↓
101. Method Channel Performance FPM app1 FL REQUEST 8512 FPM app2 FL REQUEST 8515 FPM app1 NT REQUEST 8515 FPM app1 NT RESPONSE 8548 FPM app2 NT REQUEST 8550 FPM app1 FL RESPONSE 8553 FPM app2 NT RESPONSE 8567 FPM app2 FL RESPONSE 8572 Flutter Android app1 ↓ app2 ↓ app1 ↓ app1 ↑ app2 ↓ app1 ↑
102. Method Channel Performance FPM app1 FL REQUEST 8512 FPM app2 FL REQUEST 8515 FPM app1 NT REQUEST 8515 FPM app1 NT RESPONSE 8548 FPM app2 NT REQUEST 8550 FPM app1 FL RESPONSE 8553 FPM app2 NT RESPONSE 8567 FPM app2 FL RESPONSE 8572 Flutter Android app1 ↓ app2 ↓ app1 ↓ app1 ↑ app2 ↓ app1 ↑ app2 ↑
103. Method Channel Performance FPM app1 FL REQUEST 8512 FPM app2 FL REQUEST 8515 FPM app1 NT REQUEST 8515 FPM app1 NT RESPONSE 8548 FPM app2 NT REQUEST 8550 FPM app1 FL RESPONSE 8553 FPM app2 NT RESPONSE 8567 FPM app2 FL RESPONSE 8572 Flutter Android app1 ↓ app2 ↓ app1 ↓ app1 ↑ app2 ↓ app1 ↑ app2 ↑ app2 ↑
104. Method Channel Performance
105. Quiz val channel = MethodChannel("flutter_plugin_same_method") channel.setMethodCallHandler(FlutterPluginSameMethodPlugin() .apply { test = "1" }) val channel2 = MethodChannel("flutter_plugin_same_method") channel2.setMethodCallHandler(FlutterPluginSameMethodPlugin() .apply { test = "2" })
106. Quiz val channel = MethodChannel("flutter_plugin_same_method") channel.setMethodCallHandler(FlutterPluginSameMethodPlugin() .apply { test = "1" }) val channel2 = MethodChannel("flutter_plugin_same_method") channel2.setMethodCallHandler(FlutterPluginSameMethodPlugin() .apply { test = "2" })
107. Questions? Dziękuję!