ref: 724ddb1af33d71885b5bf73ff1953a4ef9e753fd
app/src/main/java/ml/adamsprogs/bimba/NetworkStateReceiver.kt
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package ml.adamsprogs.bimba import android.net.ConnectivityManager import android.content.Intent import android.content.BroadcastReceiver import android.content.Context class NetworkStateReceiver : BroadcastReceiver() { private val onConnectivityChangeListeners = HashSet<OnConnectivityChangeListener>() override fun onReceive(context: Context, intent: Intent) { if (intent.extras != null) { val connectivityManager = context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager val ni = connectivityManager.activeNetworkInfo if (ni != null && ni.isConnectedOrConnecting) { for (listener in onConnectivityChangeListeners) listener.onConnectivityChange(true) } else if (intent.getBooleanExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, java.lang.Boolean.FALSE)) { for (listener in onConnectivityChangeListeners) listener.onConnectivityChange(false) } } } fun addOnConnectivityChangeListener(listener: OnConnectivityChangeListener) { onConnectivityChangeListeners.add(listener) } fun removeOnConnectivityChangeListener(listener: OnConnectivityChangeListener) { onConnectivityChangeListeners.remove(listener) } interface OnConnectivityChangeListener { fun onConnectivityChange(connected: Boolean) } companion object { fun isNetworkAvailable(context: Context): Boolean { val connectivityManager = context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager val activeNetworkInfo = connectivityManager.activeNetworkInfo return activeNetworkInfo != null && activeNetworkInfo.isConnected } } } |