android之获得当前连接wifi的名字

janneyabc

WifiManager wifiMgr = (WifiManager) mActivity.getSystemService(Context.WIFI_SERVICE);
int wifiState = wifiMgr.getWifiState();
WifiInfo info = wifiMgr.getConnectionInfo();
String wifiId = info != null ? info.getSSID() : null;
　　



public static InetAddress getWifiIp() {
Context myContext = Globals.getContext();
if (myContext == null) {
throw new NullPointerException("Global context is null");
}
WifiManager wifiMgr = (WifiManager) myContext.getSystemService(Context.WIFI_SERVICE);
if (isWifiEnabled()) {
int ipAsInt = wifiMgr.getConnectionInfo().getIpAddress();
if (ipAsInt == 0) {
return null;
} else {
return Util.intToInet(ipAsInt);
}
} else {
return null;
}
}

　　　　// 取得wifi的ip地址
　　InetAddress address = FTPServerService.getWifiIp();
　　address.getHostAddress();
　　

public static boolean isWifiEnabled() {
Context myContext = Globals.getContext();
if (myContext == null) {
throw new NullPointerException("Global context is null");
}
WifiManager wifiMgr = (WifiManager) myContext.getSystemService(Context.WIFI_SERVICE);
if (wifiMgr.getWifiState() == WifiManager.WIFI_STATE_ENABLED) {
ConnectivityManager connManager = (ConnectivityManager) myContext
.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo wifiInfo = connManager
.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
return wifiInfo.isConnected();
} else {
return false;
}
}
　　
　　// 打开wifi设置的页面



Intent intent = new Intent(android.provider.Settings.ACTION_WIFI_SETTINGS);
startActivity(intent);