谢邀,还没实现吗?听谁说的
http:// tieba.baidu.com/p/19297 45391?mo_device=1&ssid=0&from=2001a&uid=0&pu=usm@0,sz@1321_1003,ta@utouch_2_4.2_1_10.0&bd_page_type=1&baiduid=A34B1ECB5B38419972585A0FDFC25F85&tj=tieba2_5_0_10_title?pn=0&