参考: http://www.jcodecraeer.com/a/anzhuokaifa/androidkaifa/2014/1118/2006.html https://github.com/mosil/Android-Mosil-Sample-Toolbar http://www.codes51.com/article/detail_144474.html http://blog.youkuaiyun.com/lmj623565791/article/details/45303349