摘要：
PART1：Make Android2.1 Support ActionBarLast evening I learnt how to make android2.1 support actionbar from Android Developers.The page is HERE,Click.To sum up , I briefy illustrate the main steps:1.Add thev7 appcompatlibrary , which is not just a jar file but a library with resources.2.Let the Activ 阅读全文
