I am developing android application with lock functionality. please suggest me how to disable all the hard keys programatically. here i am using beleow code to disable back button. i want like this functionality for all hard keys like home,search,camera, shortcut keys here is my code:

  @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            if (keyCode == KeyEvent.KEYCODE_SEARCH) {
                Log.d("KeyPress", "search");
                return true;
            }
            return false;
        }

Thanks in advance.