android打开网络设置界面

//打开网络设置界面public static void openSettingUI(Activity activity) {Intent intent = new Intent("/");ComponentName cm = new ComponentName("com.android.settings","com.android.settings.WirelessSettings");intent.setComponent(cm);intent.setAction("android.intent.action.VIEW");activity.startActivityForResult(intent, 0);}

public String getLocalIpAddress() {try{for (Enumeration en = NetworkInterface.getNetworkInterfaces(); en.hasMoreElements();) {NetworkInterface intf = en.nextElement();for (Enumeration enumIpAddr = intf.getInetAddresses(); enumIpAddr.hasMoreElements();) {InetAddress inetAddress = enumIpAddr.nextElement();if (!inetAddress.isLoopbackAddress()) {return inetAddress.getHostAddress().toString();}}}}catch(SocketException ex) {ex.printStackTrace();}return null;}public String getLocalMacAddress(Context context) {WifiManager wifi = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);WifiInfo info = wifi.getConnectionInfo();return info.getMacAddress();}

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