getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); requestWindowFeature(Window.FEATURE_NO_TITLE);
放在setContentView();之前可以全屏
屏幕全屏之类的问题
原文：http://www.cnblogs.com/bimingcong/p/4847359.html
