[안드로이] 와이파이 연결 하기!

WifiManager wifi = (WifiManager) getSystemService(Context.WIFI_SERVICE);
   if (!wifi.isWifiEnabled()) {
    if (wifi.getWifiState() != WifiManager.WIFI_STATE_ENABLING) {
     wifi.setWifiEnabled(true);
    }
   }

==[AndroidManifest]==
<uses-permission
  android:name="android.permission.ACCESS_WIFI_STATE" />
 <uses-permission
  android:name="android.permission.CHANGE_WIFI_STATE" />