Close keyboard when touch outside of keyboard area.

hide_keyboard.java

@Override
    public boolean dispatchTouchEvent(MotionEvent ev) {
        View view = getCurrentFocus();
        if (view != null && (ev.getAction() == MotionEvent.ACTION_UP || ev.getAction() == MotionEvent.ACTION_MOVE) && view instanceof EditText && !view.getClass().getName().startsWith("android.webkit.")) {
            int scrcoords[] = new int[2];
            view.getLocationOnScreen(scrcoords);
            float x = ev.getRawX() + view.getLeft() - scrcoords[0];
            float y = ev.getRawY() + view.getTop() - scrcoords[1];
            if (x < view.getLeft() || x > view.getRight() || y < view.getTop() || y > view.getBottom())
                ((InputMethodManager) this.getSystemService(Context.INPUT_METHOD_SERVICE)).hideSoftInputFromWindow((this.getWindow().getDecorView().getApplicationWindowToken()), 0);
        }
        return super.dispatchTouchEvent(ev);
    }