android-wifi – Page 3

How to detect when WIFI Connection has been established in Android?

November 22, 2022 by Tarik

You can register a BroadcastReceiver to be notified when a WiFi connection is established (or if the connection changed). Register the BroadcastReceiver: IntentFilter intentFilter = new IntentFilter(); intentFilter.addAction(WifiManager.SUPPLICANT_CONNECTION_CHANGE_ACTION); registerReceiver(broadcastReceiver, intentFilter); And then in your BroadcastReceiver do something like this: @Override public void onReceive(Context context, Intent intent) { final String action = intent.getAction(); if (action.equals(WifiManager.SUPPLICANT_CONNECTION_CHANGE_ACTION)) { … Read more

Android Studio – Android Emulator Wifi Connected with No Internet

October 19, 2022 by Tarik

Stated below are the solutions for Windows and Mac, but similar solutions will work on any OS: On Windows Open Network and Sharing Center and click on current Connection Click on Properties Double Click on Internet Protocol Version 4 (TCP/IPv4) Set the Preferred and Alternate DNS servers as (Screenshot below) : 8.8.8.8 8.8.4.4 On Mac … Read more

How do I see if Wi-Fi is connected on Android?

October 6, 2022 by Tarik

You should be able to use the ConnectivityManager to get the state of the Wi-Fi adapter. From there you can check if it is connected or even available. ConnectivityManager connManager = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE); NetworkInfo mWifi = connManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI); if (mWifi.isConnected()) { // Do whatever } NOTE: It should be noted (for us n00bies here) that you … Read more

Broadcast receiver for checking internet connection in android app

October 4, 2022 by Tarik

Answer to your first question: Your broadcast receiver is being called two times because You have added two <intent-filter> Change in network connection : <action android:name=”android.net.conn.CONNECTIVITY_CHANGE” /> Change in WiFi state: <action android:name=”android.net.wifi.WIFI_STATE_CHANGED” /> Just use one: <action android:name=”android.net.conn.CONNECTIVITY_CHANGE” />. It will respond to only one action instead of two. See here for more information. … Read more

How do I connect to a specific Wi-Fi network in Android programmatically?

September 28, 2022 by Tarik

You need to create WifiConfiguration instance like this: String networkSSID = “test”; String networkPass = “pass”; WifiConfiguration conf = new WifiConfiguration(); conf.SSID = “\”” + networkSSID + “\””; // Please note the quotes. String should contain ssid in quotes Then, for WEP network you need to do this: conf.wepKeys[0] = “\”” + networkPass + “\””; … Read more