methodChannel.setMethodCallHandler(this) eventChannel = EventChannel(flutterPluginBinding.binaryMessenger, EVENT_CHANNEL_PATH) eventChannel.setStreamHandler(this) } // methodChannel 方法调用 override fun onMethodCall(@NonNull call: MethodCall, @NonNull result: Result) { when (call.method) { "startTimer" ...
通过BinaryMessages.send()方法来发送方法调用消息,我们可以看到send方法有两个参数,第一个是channel的名称,第二个是ByteData对象(使用codec对根据方法名和参数构建的MethodCall对象进行编码得到的对象);codec对象是在MethodChannel对象创建时默认创建的StandardMethodCodec对象,其对MethodCall对象的编码过程如下 ../engine/sh...
通过FlutterMethodCall回调中的call中的arguments值来获取参数,强转成NSDictionary 不过iOS系统并没有直接弹吐司的方法,所以需要自定义吐司。 代码语言:javascript 复制 importUIKitimportFlutter @UIApplicationMain @objcclassAppDelegate:FlutterAppDelegate{publicstaticletchannelId="www.toly1994.com.flutter_journey.toast"...
ios/Classes/FlutterPluginAddPlugin.m - (void)handleMethodCall:(FlutterMethodCall*)call result:(FlutterResult)result { if ([@"getPlatformVersion" isEqualToString:call.method]) { result([@"iOS " stringByAppendingString:[[UIDevice currentDevice] systemVersion]]); } else if ([@"add" isEqualToS...
* Decodes a message call from binary. * @param methodCall the binary encoding of the method call as a {@link ByteBuffer}. * @return a {@link MethodCall} representation of the bytes between the given buffer's current * position and its limit. ...
methodChannelWithName:@"com.example.channel"binaryMessenger:flutterViewController.binaryMessenger];[channel setMethodCallHandler:^(FlutterMethodCall*call,FlutterResult result){if([call.method isEqualToString:@"sendMessage"]){NSString*message=call.arguments[@"message"];// 处理Flutter端发送的消息[selfhandle...
Question for the engine team about making copyPixelBuffer/textureFrameAvailable more explicit about call patterns #160520 opened Dec 18, 2024 WASM + Edge: TypeError: type incompatibility when transforming from/to JS #160515 opened Dec 18, 2024 Semantics of elements are not same in listview ...
Result是给Flutter的返回值。方法名是客户端与Flutter统一设定。通过if/switch语句判断MethodCall.method来区分不同的方法,在我们的例子里面我们只会处理名为“getBatteryLevel”的调用。在调用本地方法获取到电量以后通过result.success(batteryLevel)调用把电量值返回给Flutter。
Current isolate:driver.execute('flutter:getIsolate')(JS) Particular isolate:driver.execute('flutter:getIsolate', 'isolates/2978358234363215')(JS) Commands across contexts These Appium commands can work across context deleteSession setContext getCurrentContext ...
在网页中,可以通过window.flutter_inappwebview.callHandler方法向指定的JavaScript通道发送消息。 // 在网页中向Flutter发送消息window.flutter_inappwebview.callHandler('myChannel', 'Hello from JavaScript!'); 当网页调用window.flutter_inappwebview.callHandler方法时,Flutter中注册的对应JavaScript通道的onMessageRe...