FpSpread1.ActiveSheetView.AllowColumnMove = true;
FpSpread1.ActiveSheetView.GroupBarVisible = true;
FpSpread1.ActiveSheetView.AllowGroup = true;
FarPoint.Web.Spread.GroupInfo gi = new FarPoint.Web.Spread.GroupInfo();
gi.BackColor = Color.Yellow;
FarPoint.Web.Spread.GroupInfo gi2 = new FarPoint.Web.Spread.GroupInfo();
gi2.BackColor = Color.Green;
FarPoint.Web.Spread.GroupInfoCollection gic = new FarPoint.Web.Spread.GroupInfoCollection();
gic.AddRange(new FarPoint.Web.Spread.GroupInfo[] { gi, gi2 });
IEnumerator se;
bool b;
se = gic.GetEnumerator();
b = se.MoveNext();
if (b == true)
{
FpSpread1.ActiveSheetView.GroupInfos.Add((FarPoint.Web.Spread.GroupInfo)se.Current);
}