Android resize animation with no Animation class

decrease_padding_top_animation.java

/* Decrease the padding top size. */

int update_interval_millis = 25;
int decrease_size_per_interval = 10;
int toSize = 100;
View view;

final Handler handler = new Handler();
Runnable runnable = new Runnable() {
    @Override
    public void run() {

        view.setPadding(
            view.getPaddingLeft(), 
            view.getPaddingTop() - decrease_size_per_interval, 
            view.getPaddingRight(), 
            view.getPaddingBottom());

        if (toSize < view.getPaddingTop()) {
            handler.postDelayed(this, update_interval_millis);
        } else {
            /* Fix a small gap at last. */
            view.setPadding(
                mRefreshView.getPaddingLeft(), 
                toSize, 
                view.getPaddingRight(), 
                view.getPaddingBottom());
        }
    }
};
handler.postDelayed(runnable, update_interval_millis);