Retrieve wifi connection status(Android)
android, java, wifi
Solution
register a reciver for::
mIntentFilter = new IntentFilter();
mIntentFilter.addAction(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION);
mIntentFilter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION);
mIntentFilter.addAction(WifiManager.WIFI_STATE_CHANGED_ACTION);
mIntentFilter.addAction(WifiManager.SUPPLICANT_CONNECTION_CHANGE_ACTION);
registerReceiver(mReceiver, mIntentFilter);
public void onReceive(Context context, Intent intent)
{
String action = intent.getAction();
if(action.equals(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION))
{
}else if(action.equals(WifiManager.WIFI_STATE_CHANGED_ACTION))
{
int iTemp = intent.getIntExtra(WifiManager.EXTRA_WIFI_STATE,
WifiManager.WIFI_STATE_UNKNOWN);
LogUtil.d(LOG_SET, "+++++++-----------wifiStateReceiver------+++++++", DEBUG);
checkState(iTemp);
}else if(action.equals(WifiManager.SUPPLICANT_CONNECTION_CHANGE_ACTION))
{
DetailedState state =WifiInfo.getDetailedStateOf((SupplicantState)
intent.getParcelableExtra(WifiManager.EXTRA_SUPPLICANT_CONNECTED));
changeState(state);
LogUtil.d(LOG_SET, "------------>>>>SUPPLICANT_STATE_CHANGED_ACTION<<<<<<-------", DEBUG);
}
else if(action.equals(WifiManager.NETWORK_STATE_CHANGED_ACTION))
{
DetailedState state=
((NetworkInfo)intent.getParcelableExtra(WifiManager.EXTRA_NETWORK_INFO)).getDetailedState();
changeState(state);
}
}
private void changeState(DetailedState aState)
{
LogUtil.d(LOG_SET, ">>>>>>>>>>>>>>>>>>changeState<<<<<<<<<<<<<<<<"+aState, DEBUG);
if (aState == DetailedState.SCANNING)
{
Log.d("wifiSupplicanState", "SCANNING");
}
else if (aState == DetailedState.CONNECTING)
{
Log.d("wifiSupplicanState", "CONNECTING");
}else if(aState == DetailedState.OBTAINING_IPADDR)
{
Log.d("wifiSupplicanState", "OBTAINING_IPADDR");
}
else if (aState == DetailedState.CONNECTED)
{
Log.d("wifiSupplicanState", "CONNECTED");
}
else if (aState == DetailedState.DISCONNECTING)
{
Log.d("wifiSupplicanState", "DISCONNECTING");
}
else if (aState == DetailedState.DISCONNECTED)
{
Log.d("wifiSupplicanState", "DISCONNECTTED");
}
else if (aState == DetailedState.FAILED)
{
}
}
public void checkState(int aInt)
{
LogUtil.d(LOG_SET,"==>>>>>>>>checkState<<<<<<<<"+aInt, DEBUG);
if (aInt == WifiManager.WIFI_STATE_ENABLING)
{
Log.d("WifiManager", "WIFI_STATE_ENABLING");
}
else if (aInt== WifiManager.WIFI_STATE_ENABLED)
{
Log.d("WifiManager", "WIFI_STATE_ENABLED");
}
else if (aInt == WifiManager.WIFI_STATE_DISABLING)
{
Log.d("WifiManager", "WIFI_STATE_DISABLING");
}
else if (aInt == WifiManager.WIFI_STATE_DISABLED)
{
Log.d("WifiManager", "WIFI_STATE_DISABLED");
}
}
Problem
I have followed the following link to connect with local wifi. It is working perfect. I am able to connect to my local wifi. But, I really want the current status of the wifi, I am using following code to get the status of wifi. But unfortunately I am only able to get 'DISABLED', 'ENABLED' and 'SCANNING' status, I really want to receive other intermediary states. Can you tell me what I am doing wrong. ``` public class ConnectionChangeReceiver extends BroadcastReceiver { @Override public void onReceive(Context context, Intent intent) { NetworkInfo info = intent.getParcelableExtra(ConnectivityManager.EXTRA_NETWORK_INFO); Message msg = new Message(); msg.what = 5; Bundle b = new Bundle(); String sStatus = "UnKnown"; switch(info.getDetailedState()){ case AUTHENTICATING: sStatus = "Authenticating..."; break; case CONNECTED: sStatus = "Connected"; break; case CONNECTING: sStatus = "Connecting..."; break; case DISCONNECTED: sStatus = "Disconnected"; break; case DISCONNECTING: sStatus = "Disconnecting..."; break; case FAILED: sStatus = "Failed"; break; case IDLE: sStatus = "Idle"; break; case OBTAINING_IPADDR : sStatus = "Obtaining IP Address..."; break; case SCANNING: sStatus = "Scanning..."; break; case SUSPENDED: sStatus = "Suspended"; break; } b.putString("status", sStatus); msg.setData(b); mHandler.sendMessage(msg); } } ``` I register the broadcast receiver in the following way ``` IntentFilter filter = new IntentFilter( ConnectivityManager.CONNECTIVITY_ACTION); registerReceiver(networkStateReceiver, filter); ```