public boolean dispatchTouchEvent(MotionEvent ev) {
        View v = getCurrentFocus();

        if (v != null &&
                (ev.getAction() == MotionEvent.ACTION_UP || ev.getAction() == MotionEvent.ACTION_MOVE) &&
                v instanceof EditText &&
                !v.getClass().getName().startsWith("android.webkit.")) {
            int scrcoords[] = new int[2];
            v.getLocationOnScreen(scrcoords);
            float x = ev.getRawX() + v.getLeft() - scrcoords[0];
            float y = ev.getRawY() + v.getTop() - scrcoords[1];

            if (x < v.getLeft() || x > v.getRight() || y < v.getTop() || y > v.getBottom())
                hideKeyboard(this);
        }
        return super.dispatchTouchEvent(ev);
    }

    public static void hideKeyboard(Activity activity) {
        if (activity != null && activity.getWindow() != null) {
            InputMethodManager imm = (InputMethodManager)activity.getSystemService(Context.INPUT_METHOD_SERVICE);
            assert imm != null;
            imm.hideSoftInputFromWindow(activity.getWindow().getDecorView().getWindowToken(), 0);
        }
    }