public ListParam Clone()
{
ListParam lparam = new ListParam();
lparam.caption = caption;
lparam.asItemList = new string[asItemList.Length];
asItemList.CopyTo(lparam.asItemList, 0);
lparam.index = index;
lparam.text = text;
lparam.isEnabled = isEnabled;
lparam.toolTip = toolTip;
return lparam;
}