http://p.codekk.com/detail/Android/wcy10586/androidEvent
https://my.oschina.net/u/191330/blog/125291
http://gundumw100.iteye.com/blog/1052270
http://blog.csdn.net/ruingman/article/details/51425631
http://www.csdn.net/article/2014-08-15/2821226
原文：http://www.cnblogs.com/royi123/p/5950152.html