Variables

Functions

Usage

classMyAppextendsStatefulWidget {@override_MyAppStatecreateState()=>_MyAppState();}class_MyAppStateextendsState<MyApp> {double _volumeListenerValue=0;double _getVolume=0;double _setVolumeValue=0;@overridevoidinitState() {super.initState();// Listen to system volume changeVolumeController().listener((volume) {setState(()=> _volumeListenerValue= volume);    });VolumeController().getVolume().then((volume)=> _setVolumeValue= volume);  }@overridevoiddispose() {VolumeController().removeListener();super.dispose();  }@overrideWidgetbuild(BuildContext context) {returnMaterialApp(      home:Scaffold(        appBar:AppBar(          title:constText('Volume Plugin example app'),        ),        body:Column(          children: [Text('Current volume: $_volumeListenerValue'),Row(              children: [Text('Set Volume:'),Flexible(                  child:Slider(                    min:0,                    max:1,                    onChanged: (double value) {                      _setVolumeValue= value;VolumeController().setVolume(_setVolumeValue);setState(() {});                    },                    value: _setVolumeValue,                  ),                ),              ],            ),Row(              mainAxisAlignment:MainAxisAlignment.center,              children: [Text('Volume is: $_getVolume'),TextButton(                  onPressed: ()async {                    _getVolume=awaitVolumeController().getVolume();setState(() {});                  },                  child:Text('Get Volume'),                ),              ],            ),TextButton(              onPressed: ()=>VolumeController().muteVolume(),              child:Text('Mute Volume'),            ),TextButton(              onPressed: ()=>VolumeController().maxVolume(),              child:Text('Max Volume'),            ),Row(              mainAxisAlignment:MainAxisAlignment.center,              children: [Text('Show system UI:${VolumeController().showSystemUI}'),TextButton(                  onPressed: ()=>setState(()=>VolumeController().showSystemUI=!VolumeController().showSystemUI),                  child:Text('Show/Hide UI'),                )              ],            ),          ],        ),      ),    );  }}