一个app中保持程序全屏的方法。

public void toggleFullscreen(boolean fullScreen)  
 {  
  //fullScreen为true时全屏 
    
     WindowManager.LayoutParams attrs = getWindow().getAttributes();  
       
     if (fullScreen)  
     {  
         attrs.flags |= WindowManager.LayoutParams.FLAG_FULLSCREEN;  
     }  
     else  
     {  
         attrs.flags &= ~WindowManager.LayoutParams.FLAG_FULLSCREEN;  
     }  
       
     getWindow().setAttributes(attrs);  
 }