io.flutter.embedding.engine.systemchannels.LocalizationChannel Class Reference

Classes
interface	LocalizationMessageHandler

Public Member Functions
	LocalizationChannel (@NonNull DartExecutor dartExecutor)
void	setLocalizationMessageHandler ( @Nullable LocalizationMessageHandler localizationMessageHandler)
void	sendLocales (@NonNull List< Locale > locales)

Public Attributes
final MethodChannel	channel
final MethodChannel.MethodCallHandler	handler

Detailed Description

Sends the platform's locales to Dart.

Definition at line 22 of file LocalizationChannel.java.

Constructor & Destructor Documentation

LocalizationChannel()

io.flutter.embedding.engine.systemchannels.LocalizationChannel.LocalizationChannel ( @NonNull DartExecutor  dartExecutor )

inline

Definition at line 61 of file LocalizationChannel.java.

                                                                 {
    this.channel =
        new MethodChannel(dartExecutor, "flutter/localization", JSONMethodCodec.INSTANCE);
    channel.setMethodCallHandler(handler);
  }

Member Function Documentation

sendLocales()

void io.flutter.embedding.engine.systemchannels.LocalizationChannel.sendLocales ( @NonNull List< Locale >  locales )

inline

Send the given locales to Dart.

Definition at line 77 of file LocalizationChannel.java.

                                                         {
    Log.v(TAG, "Sending Locales to Flutter.");
    // Send the user's preferred locales.
    List<String> data = new ArrayList<>();
    for (Locale locale : locales) {
      Log.v(
          TAG,
          "Locale (Language: "
              + locale.getLanguage()
              + ", Country: "
              + locale.getCountry()
              + ", Variant: "
              + locale.getVariant()
              + ")");
      data.add(locale.getLanguage());
      data.add(locale.getCountry());
      data.add(locale.getScript());
      data.add(locale.getVariant());
    }
    channel.invokeMethod("setLocale", data);
  }

setLocalizationMessageHandler()

void io.flutter.embedding.engine.systemchannels.LocalizationChannel.setLocalizationMessageHandler ( @Nullable LocalizationMessageHandler  localizationMessageHandler )

inline

Sets the LocalizationMessageHandler which receives all events and requests that are parsed from the underlying platform channel.

Definition at line 71 of file LocalizationChannel.java.

                                                                       {
    this.localizationMessageHandler = localizationMessageHandler;
  }

Member Data Documentation

channel

final MethodChannel io.flutter.embedding.engine.systemchannels.LocalizationChannel.channel

Definition at line 25 of file LocalizationChannel.java.

handler

final MethodChannel.MethodCallHandler io.flutter.embedding.engine.systemchannels.LocalizationChannel.handler

Definition at line 29 of file LocalizationChannel.java.

                                            {
        @Override
        public void onMethodCall(@NonNull MethodCall call, @NonNull MethodChannel.Result result) {
          if (localizationMessageHandler == null) {
            // If no explicit LocalizationMessageHandler has been registered then we don't
            // need to forward this call to an API. Return.
            return;
          }
 
          String method = call.method;
          switch (method) {
            case "Localization.getStringResource":
              JSONObject arguments = call.<JSONObject>arguments();
              try {
                String key = arguments.getString("key");
                String localeString = null;
                if (arguments.has("locale")) {
                  localeString = arguments.getString("locale");
                }
                result.success(localizationMessageHandler.getStringResource(key, localeString));
              } catch (JSONException exception) {
                result.error("error", exception.getMessage(), null);
              }
              break;
            default:
              result.notImplemented();
              break;
          }
        }
      };

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The documentation for this class was generated from the following file:

• shell/platform/android/io/flutter/embedding/engine/systemchannels/LocalizationChannel.java