Activity设置fullscreen或no title bar

设置fullscreen

Java代码  

requestWindowFeature(Window.FEATURE_NO_TITLE);  

        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,  WindowManager.LayoutParams.FLAG_FULLSCREEN);  

设置no title bar

Java代码  

requestWindowFeature(Window.FEATURE_NO_TITLE);  

PS:设置这些必须是在setContentView之前。