flutter_google_cast_button 0.2.0

A Flutter plugin provides cast button which sync cast state with it.

pub

flutter_google_cast_button #

A Flutter plugin provides a cast button widget and sync cast state with it.

Use this package as a library #

Install #

1. Depend on it #

Add this to your package's pubspec.yaml file:

dependencies:
  flutter_google_cast_button: {last_version}

2. Install it #

You can install packages from the command line:

with pub:

$ pub get

with Flutter:

$ flutter packages get

Alternatively, your editor might support pub get or flutter packages get. Check the docs for your editor to learn more.

Android Settings #

0. Support AndroidX #

Add following properties to gradle.properties.

android.useAndroidX=true
android.enableJetifier=true

1. Add google cast dependency #

Add play-services-cast-framework dependency into android/build.gradle

implementation "com.google.android.gms:play-services-cast-framework:16.2.0"

2. Create CastOptionsProvider class for configure cast library #

class DefaultCastOptionsProvider : OptionsProvider {
    override fun getCastOptions(context: Context): CastOptions {
        return CastOptions.Builder()
                .setReceiverApplicationId(CastMediaControlIntent.DEFAULT_MEDIA_RECEIVER_APPLICATION_ID)
                .build()
    }

    override fun getAdditionalSessionProviders(context: Context): List<SessionProvider>? {
        return null
    }
}

3. Add options provider metadata #

Add meta-data to project's AndroidManifest.xml

<meta-data
    android:name="com.google.android.gms.cast.framework.OPTIONS_PROVIDER_CLASS_NAME"
    android:value="github.showang.flutter_google_cast_button_example.DefaultCastOptionsProvider" />

4. Updating in live cycle #

Add following code into MainActivity for update new state when resume.

override fun onResume() {
    super.onResume()
    FlutterGoogleCastButtonPlugin.instance?.onResume()
}

iOS settings #

  1. Get packages Run pod install before open Xcode.

  2. Initializing CastContext when application didFinishLaunching. EX:

  let kReceiverAppID = kGCKDefaultMediaReceiverApplicationID
  let kDebugLoggingEnabled = true

  override func application(
    _ application: UIApplication,
    didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?
  ) -> Bool {
  	let criteria = GCKDiscoveryCriteria(applicationID: kReceiverAppID)
  	let options = GCKCastOptions(discoveryCriteria: criteria)
  	GCKCastContext.setSharedInstanceWith(options)

  	// Enable logger.
  	GCKLogger.sharedInstance().delegate = self

    GeneratedPluginRegistrant.register(with: self)
    return super.application(application, didFinishLaunchingWithOptions: launchOptions)
  }
}

Usage in Dart #

1. Import it #

Package paths relative with button widget.

import 'package:flutter_google_cast_button/bloc_media_route.dart';
import 'package:flutter_google_cast_button/cast_button_widget.dart';

2. Init MediaRouteBloc #

Initialize/Dispose bloc when scope of widget's life cycle for saving/release state.

MediaRouteBloc _mediaRouteBloc;

@override
void initState() {
  super.initState();
  mediaRouteBloc = MediaRouteBloc();
}

@override
void dispose() {
  mediaRouteBloc.dispose();
  super.dispose();
}

3. Provide MediaRouteBloc #

Using bloc provider or any injection frameworks what you prefer.

BlocProvider Example

Provide a bloc.

var widgetTree = new BlocProvider(
  bloc: _mediaRouteBloc,
  child: WidgetDependentWithBloc(),
);

4. Use the CastButtonWidget #

If you are using BlocProvider.

var _castButtonWidget = new CastButtonWidget();

else, inject the bloc for widget.

var _castButtonWidget = new CastButtonWidget(bloc: _mediaRouteBloc);  
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A Flutter plugin provides cast button which sync cast state with it.

Repository (GitHub)
View/report issues

Documentation

API reference

Uploader

showang730@gmail.com

License

MIT (LICENSE)

Dependencies

bloc, equatable, flutter, flutter_bloc

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Packages that depend on flutter_google_cast_button