@Override
    public void postPerformClick() {
        Runnable runnable = new Runnable() {
            @Override
            public void run() {
                performClick();
            }
        };

        if (!this.post(runnable)) {
            performClick();
        }
    }
Update the background color of the circle image view.

@param colorRes Id of a color resource.
caprice/ui/src/main/java/net/qiujuer/genius/ui/widget/FloatActionButton.java