Full Screen without navigation & status bars

Question

I want to create a activity with full screen. Nothing on above like Notification Bar and nothing below like Home-Button etc.I am able to get this, but also wanted to remove belo

Answer 1

This piece of code worked for me on 5.1

    View mDecorView = activity.getWindow().getDecorView();
    mDecorView.setSystemUiVisibility(View.GONE);