onReceiveAtActivity.kt

private var broadcastReceiver: BroadcastReceiver = object : BroadcastReceiver() {
    override fun onReceive(context: Context, intent: Intent) {
        if(intent.hasExtra(CHECKED))
        {
            println("broadcast received with intent")
            MySliceProvider.state = intent.getBooleanExtra(CHECKED, false)
        }
    }
}