handlePlatformMethod method
处理平台的调用
Implementation
Future<dynamic> handlePlatformMethod(MethodCall call) {
String method = call.method;
dynamic arguments = call.arguments;
if (arguments == null) return Future.value(null);
String serviceName = arguments['serviceName'] ?? "";
return services[serviceName]?.handleMethodCall(method, arguments) ??
Future.value(null);
}