Wifi状态监听的广播接收者

/**
* 监控Wifi状态的广播接收器
*/
private final class WifiStateReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context c, Intent intent) {
Bundle bundle = intent.getExtras();
int statusInt = bundle.getInt("wifi_state");
switch (statusInt) {
case WifiManager.WIFI_STATE_UNKNOWN:
break;
case WifiManager.WIFI_STATE_ENABLING:
break;
case WifiManager.WIFI_STATE_ENABLED:
LogUtil.e(tag, "wifi enable");
if(!isWifiEnable) {
isWifiEnable = true;
//断网后又连上了
isGoon = false;
if (!Util.isServiceRun(MultiPointControlActivity.this,
DLNAServiceName)) {
LogUtil.e(tag, "start dlna service");
}else {
LogUtil.e(tag, "runing .... stop dlna service");
stopDLNAService();
}
startDLNAService();
firstPlay();
}
break;
case WifiManager.WIFI_STATE_DISABLING:
break;
case WifiManager.WIFI_STATE_DISABLED:
isWifiEnable = false;
LogUtil.e(tag, "wifi disable");
break;
default:
break;
}
}
}

private void registReceiver() {
receiver = new WifiStateReceiver();
IntentFilter filter = new IntentFilter(WifiManager.WIFI_STATE_CHANGED_ACTION);
registerReceiver(receiver, filter);
}