Android ToolBar上配置（转链接）

ToolBar 设置详解

http://www.jianshu.com/p/7b5c99e1cfa3

 

actionbar显示选项菜单

https://blog.csdn.net/zhangzeyuaaa/article/details/40783681

ActionBar中OptionMenu弹出菜单的位置和overflow右边距的调整

https://blog.csdn.net/hard_working1/article/details/77333893