原创 Getting Started - Building a Simple User Interface
http://developer.android.com/training/basics/firstapp/building-ui.html1, View/View Group2, LinearLayout is a view group
原创 我的友情鏈接
51CTO博客開發
原创 Getting Started - Starting Another Activity
http://developer.android.com/training/basics/firstapp/starting-activity.html1, Compared with setClickListener in activit