用c#制作闪动窗体背景

弄个timer组件放在窗体上面，设置timer的Enabled值为true，设置inter大小，双击timer写以下代码

void timer1_tick(object sender, EventArg e)
{
    Random r = new Random();
    this.BackColor = Color.FromArgb(255, r.Next(256), r.Next(256), r.Next(256));
}