private void randomColor()
    {
        Random r = new Random(255);

        for (int i = 0, n = getChildCount(); i < n; i++)
        {
            View v = getChildAt(i);

            v.setBackgroundColor(Color.argb(100, r.nextInt(), r.nextInt(), r.nextInt()));
        }
    }
Created by zhy on 15/12/10.

//do not use
autolayout/src/main/java/com/zhy/autolayout/widget/MetroLayout.java