@ TargetApi ( VERSION_CODES . KITKAT ) public static void hideSystemUI ( Activity activity ) { // Set the IMMERSIVE flag. // Set the content to appear under the system bars so that the content // doesn't resize when the system bars hideSelf and show. View decorView = activity . getWindow ( ) . getDecorView ( ) ; decorView . setSystemUiVisibility ( View . SYSTEM_UI_FLAG_LAYOUT_STABLE | View . SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION | View . SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View . SYSTEM_UI_FLAG_HIDE_NAVIGATION // hideSelf nav bar | View . SYSTEM_UI_FLAG_FULLSCREEN // hideSelf status bar | View . SYSTEM_UI_FLAG_IMMERSIVE ) ; }
This intro hides the system bars .