From:http://blog.youkuaiyun.com/sshhbb/article/details/6817272   Wifi 网卡状态 1.    WIFI_STATE_DISABLED: WIFI网卡不可用 2.    WIFI_STATE_DISABLING: WIFI正在关闭 3.    WIFI_STATE_ENABLED:WIFI网卡可用 4.    WIFI_STATE_

From: http://blog.linuxconsulting.ro/2010/04/porting-wifi-drivers-to-android.html by Nicu Pavel on 11 August 2010 Update(19/05/2011): Verify validity against Gingerbread. Update (11/08/2010):