C# 解决winform 窗体控件在窗体变化时闪烁的问题

 protected override CreateParams CreateParams
        {

            get
            {

                CreateParams cp = base.CreateParams;

                cp.ExStyle |= 0x02000000;

                return cp;

            }

        }

protected override CreateParams CreateParams {
  get {
    var parms = base.CreateParams;
    parms.Style &= ~0x02000000;  // Turn off WS_CLIPCHILDREN
    return parms;
  }
}