http://bbs.csdn.net/topics/360143384
Wifi停用代码
public static WifiManager wifimanager;
public static WifiLock wifilock;
wifimanager=(WifiManager)this.getSystemService(Context.WIFI_SERVICE);
wifilock=wifimanager.createWifiLock("mywifilock");
wifilock.acquire();
原文：http://www.cnblogs.com/bigteam/p/4200756.html